From: Soren Stoutner Date: Tue, 18 Apr 2023 17:02:47 +0000 (-0700) Subject: Standardize suggested file names. https://redmine.stoutner.com/issues/951 X-Git-Tag: v3.14~6 X-Git-Url: https://gitweb.stoutner.com/?a=commitdiff_plain;h=97ff4463a390d0b789f19d1c45bf9fc47428c86c;p=PrivacyBrowserAndroid.git Standardize suggested file names. https://redmine.stoutner.com/issues/951 --- diff --git a/app/src/main/java/com/stoutner/privacybrowser/activities/BookmarksActivity.kt b/app/src/main/java/com/stoutner/privacybrowser/activities/BookmarksActivity.kt index 99d3f539..2353627e 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/activities/BookmarksActivity.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/activities/BookmarksActivity.kt @@ -670,7 +670,7 @@ class BookmarksActivity : AppCompatActivity(), CreateBookmarkListener, CreateBoo return true } - override fun onCreateBookmark(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { + override fun createBookmark(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { // Get the alert dialog from the fragment. val dialog = dialogFragment.dialog!! @@ -707,7 +707,7 @@ class BookmarksActivity : AppCompatActivity(), CreateBookmarkListener, CreateBoo bookmarksListView.setSelection(newBookmarkDisplayOrder) } - override fun onCreateBookmarkFolder(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { + override fun createBookmarkFolder(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { // Get the dialog from the dialog fragment. val dialog = dialogFragment.dialog!! diff --git a/app/src/main/java/com/stoutner/privacybrowser/activities/ImportExportActivity.kt b/app/src/main/java/com/stoutner/privacybrowser/activities/ImportExportActivity.kt index 2e55dd52..cdd1bf0d 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/activities/ImportExportActivity.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/activities/ImportExportActivity.kt @@ -1,5 +1,5 @@ /* - * Copyright 2018-2022 Soren Stoutner . + * Copyright 2018-2023 Soren Stoutner . * * This file is part of Privacy Browser Android . * @@ -457,9 +457,9 @@ class ImportExportActivity : AppCompatActivity() { } else { // Export is selected // Open the file picker with the export name according to the encryption type. if (encryptionSpinner.selectedItemPosition == NO_ENCRYPTION) // No encryption is selected. - browseForExportActivityResultLauncher.launch(getString(R.string.privacy_browser_settings_pbs, BuildConfig.VERSION_NAME)) + browseForExportActivityResultLauncher.launch(getString(R.string.privacy_browser_settings_pbs, BuildConfig.VERSION_NAME, ImportExportDatabaseHelper.SCHEMA_VERSION)) else // Password encryption is selected. - browseForExportActivityResultLauncher.launch(getString(R.string.privacy_browser_settings_pbs_aes, BuildConfig.VERSION_NAME)) + browseForExportActivityResultLauncher.launch(getString(R.string.privacy_browser_settings_pbs_aes, BuildConfig.VERSION_NAME, ImportExportDatabaseHelper.SCHEMA_VERSION)) } } @@ -829,7 +829,8 @@ class ImportExportActivity : AppCompatActivity() { fileProviderDirectory.mkdir() // Set the temporary pre-encrypted export file. - temporaryPreEncryptedExportFile = File(fileProviderDirectory.toString() + "/" + getString(R.string.privacy_browser_settings_pbs, BuildConfig.VERSION_NAME)) + temporaryPreEncryptedExportFile = File(fileProviderDirectory.toString() + "/" + + getString(R.string.privacy_browser_settings_pbs, BuildConfig.VERSION_NAME, ImportExportDatabaseHelper.SCHEMA_VERSION)) // Delete the temporary pre-encrypted export file if it already exists. if (temporaryPreEncryptedExportFile.exists()) diff --git a/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.kt b/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.kt index fc14e997..59d91ac5 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.kt @@ -195,8 +195,6 @@ private const val SAVED_STATE_ARRAY_LIST = "saved_state_array_list" private const val SAVED_TAB_POSITION = "saved_tab_position" private const val TEMPORARY_MHT_FILE = "temporary_mht_file" -// TODO. Reorder methods alphabetically. - class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBookmarkListener, CreateBookmarkFolderDialog.CreateBookmarkFolderListener, FontSizeDialog.UpdateFontSizeListener, NavigationView.OnNavigationItemSelectedListener, OpenDialog.OpenListener, PinnedMismatchDialog.PinnedMismatchListener, PopulateBlocklistsCoroutine.PopulateBlocklistsListener, SaveDialog.SaveListener, UrlHistoryDialog.NavigateHistoryListener, WebViewTabFragment.NewTabListener { @@ -333,6 +331,12 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook private var ultraPrivacy: ArrayList>>? = null private var waitingForProxy = false + // Define the save webpage image activity result launcher. It must be defined before `onCreate()` is run or the app will crash. + private val browseFileUploadActivityResultLauncher = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { activityResult -> + // Pass the file to the WebView. + fileChooserCallback.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(activityResult.resultCode, activityResult.data)) + } + // Define the save URL activity result launcher. It must be defined before `onCreate()` is run or the app will crash. private val saveUrlActivityResultLauncher = registerForActivityResult(ActivityResultContracts.CreateDocument("*/*")) { fileUri -> // Only save the URL if the file URI is not null, which happens if the user exited the file picker by pressing back. @@ -439,12 +443,6 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook } } - // Define the save webpage image activity result launcher. It must be defined before `onCreate()` is run or the app will crash. - private val browseFileUploadActivityResultLauncher = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { activityResult -> - // Pass the file to the WebView. - fileChooserCallback.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(activityResult.resultCode, activityResult.data)) - } - override fun onCreate(savedInstanceState: Bundle?) { // Run the default commands. super.onCreate(savedInstanceState) @@ -626,12 +624,9 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook // Go back. currentWebView!!.goBack() - } else if (tabLayout.tabCount > 1) { // There are at least two tabs. - // Close the current tab. - closeCurrentTab() - } else { // There isn't anything to do in Privacy Browser. - // Run clear and exit. - clearAndExit() + } else { // Close the current tab. + // A view is required because the method is also called by an XML `onClick`. + closeTab(null) } } } @@ -647,6 +642,15 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook } } + public override fun onPostCreate(savedInstanceState: Bundle?) { + // Run the default commands. + super.onPostCreate(savedInstanceState) + + // Sync the state of the DrawerToggle after the default `onRestoreInstanceState()` has finished. This creates the navigation drawer icon. + // If the app is restarting to change the app theme the action bar drawer toggle will not yet be populated. + actionBarDrawerToggle?.syncState() + } + override fun onNewIntent(intent: Intent) { // Run the default commands. super.onNewIntent(intent) @@ -838,37 +842,6 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook pendingDialogsArrayList.clear() } - // `onStop()` runs after `onPause()`. It is used instead of `onPause()` so the commands are not called every time the screen is partially hidden. - public override fun onStop() { - // Run the default commands. - super.onStop() - - // Only pause the WebViews if the pager adapter is not null, which is the case if the app is restarting to change the initial app theme. - if (webViewPagerAdapter != null) { - // Pause each web view. - for (i in 0 until webViewPagerAdapter!!.count) { - // Get the WebView tab fragment. - val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) - - // Get the fragment view. - val fragmentView = webViewTabFragment.view - - // Only pause the WebViews if they exist (they won't when the app is first created). - if (fragmentView != null) { - // Get the nested scroll WebView from the tab fragment. - val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) - - // Pause the nested scroll WebView. - nestedScrollWebView.onPause() - } - } - } - - // Pause the WebView JavaScript timers. This is a global command that pauses JavaScript on all WebViews. - if (currentWebView != null) - currentWebView!!.pauseTimers() - } - public override fun onSaveInstanceState(savedInstanceState: Bundle) { // Run the default commands. super.onSaveInstanceState(savedInstanceState) @@ -917,6 +890,37 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook } } + // `onStop()` runs after `onPause()`. It is used instead of `onPause()` so the commands are not called every time the screen is partially hidden. + public override fun onStop() { + // Run the default commands. + super.onStop() + + // Only pause the WebViews if the pager adapter is not null, which is the case if the app is restarting to change the initial app theme. + if (webViewPagerAdapter != null) { + // Pause each web view. + for (i in 0 until webViewPagerAdapter!!.count) { + // Get the WebView tab fragment. + val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) + + // Get the fragment view. + val fragmentView = webViewTabFragment.view + + // Only pause the WebViews if they exist (they won't when the app is first created). + if (fragmentView != null) { + // Get the nested scroll WebView from the tab fragment. + val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) + + // Pause the nested scroll WebView. + nestedScrollWebView.onPause() + } + } + } + + // Pause the WebView JavaScript timers. This is a global command that pauses JavaScript on all WebViews. + if (currentWebView != null) + currentWebView!!.pauseTimers() + } + public override fun onDestroy() { // Unregister the orbot status broadcast receiver if it exists. if (orbotStatusBroadcastReceiver != null) { @@ -2337,15 +2341,6 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook return true } - public override fun onPostCreate(savedInstanceState: Bundle?) { - // Run the default commands. - super.onPostCreate(savedInstanceState) - - // Sync the state of the DrawerToggle after the default `onRestoreInstanceState()` has finished. This creates the navigation drawer icon. - // If the app is restarting to change the app theme the action bar drawer toggle will not yet be populated. - actionBarDrawerToggle?.syncState() - } - override fun onCreateContextMenu(contextMenu: ContextMenu, view: View, contextMenuInfo: ContextMenu.ContextMenuInfo?) { // Get the hit test result. val hitTestResult = currentWebView!!.hitTestResult @@ -2669,3239 +2664,3186 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook } } - override fun onCreateBookmark(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { - // Get the dialog. - val dialog = dialogFragment.dialog!! - - // Get the views from the dialog fragment. - val createBookmarkNameEditText = dialog.findViewById(R.id.create_bookmark_name_edittext) - val createBookmarkUrlEditText = dialog.findViewById(R.id.create_bookmark_url_edittext) - - // Extract the strings from the edit texts. - val bookmarkNameString = createBookmarkNameEditText.text.toString() - val bookmarkUrlString = createBookmarkUrlEditText.text.toString() + // The view parameter cannot be removed because it is called from the layout onClick. + fun addTab(@Suppress("UNUSED_PARAMETER")view: View?) { + // Add a new tab with a blank URL. + addNewTab("", true) + } - // Create a favorite icon byte array output stream. - val favoriteIconByteArrayOutputStream = ByteArrayOutputStream() + private fun addNewTab(urlString: String, moveToTab: Boolean) { + // Clear the focus from the URL edit text, so that it will be populated with the information from the new tab. + urlEditText.clearFocus() - // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG). - favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream) + // Get the new page number. The page numbers are 0 indexed, so the new page number will match the current count. + val newTabNumber = tabLayout.tabCount - // Convert the favorite icon byte array stream to a byte array. - val favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray() + // Add a new tab. + tabLayout.addTab(tabLayout.newTab()) - // Display the new bookmark below the current items in the (0 indexed) list. - val newBookmarkDisplayOrder = bookmarksListView.count + // Get the new tab. + val newTab = tabLayout.getTabAt(newTabNumber)!! - // Create the bookmark. - bookmarksDatabaseHelper!!.createBookmark(bookmarkNameString, bookmarkUrlString, currentBookmarksFolder, newBookmarkDisplayOrder, favoriteIconByteArray) + // Set a custom view on the new tab. + newTab.setCustomView(R.layout.tab_custom_view) - // Update the bookmarks cursor with the current contents of this folder. - bookmarksCursor = bookmarksDatabaseHelper!!.getBookmarksByDisplayOrder(currentBookmarksFolder) + // Add the new WebView page. + webViewPagerAdapter!!.addPage(newTabNumber, webViewPager, urlString, moveToTab) - // Update the list view. - bookmarksCursorAdapter.changeCursor(bookmarksCursor) + // Show the app bar if it is at the bottom of the screen and the new tab is taking focus. + if (bottomAppBar && moveToTab && appBarLayout.translationY != 0f) { + // Animate the bottom app bar onto the screen. + objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0f) - // Scroll to the new bookmark. - bookmarksListView.setSelection(newBookmarkDisplayOrder) + // Make it so. + objectAnimator.start() + } } - override fun onCreateBookmarkFolder(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { - // Get the dialog. - val dialog = dialogFragment.dialog!! - - // Get handles for the views in the dialog fragment. - val folderNameEditText = dialog.findViewById(R.id.folder_name_edittext) - val defaultIconRadioButton = dialog.findViewById(R.id.default_icon_radiobutton) - val defaultIconImageView = dialog.findViewById(R.id.default_icon_imageview) - - // Get new folder name string. - val folderNameString = folderNameEditText.text.toString() - - // Set the folder icon bitmap according to the dialog. - val folderIconBitmap: Bitmap = if (defaultIconRadioButton.isChecked) { // Use the default folder icon. - // Get the default folder icon drawable. - val folderIconDrawable = defaultIconImageView.drawable + private fun applyAppSettings() { + // Store the values from the shared preferences in variables. + incognitoModeEnabled = sharedPreferences.getBoolean(getString(R.string.incognito_mode_key), false) + sanitizeTrackingQueries = sharedPreferences.getBoolean(getString(R.string.tracking_queries_key), true) + sanitizeAmpRedirects = sharedPreferences.getBoolean(getString(R.string.amp_redirects_key), true) + proxyMode = sharedPreferences.getString(getString(R.string.proxy_key), getString(R.string.proxy_default_value))!! + fullScreenBrowsingModeEnabled = sharedPreferences.getBoolean(getString(R.string.full_screen_browsing_mode_key), false) + hideAppBar = sharedPreferences.getBoolean(getString(R.string.hide_app_bar_key), true) + downloadWithExternalApp = sharedPreferences.getBoolean(getString(R.string.download_with_external_app_key), false) + scrollAppBar = sharedPreferences.getBoolean(getString(R.string.scroll_app_bar_key), true) - // Convert the folder icon drawable to a bitmap drawable. - val folderIconBitmapDrawable = folderIconDrawable as BitmapDrawable + // Apply the saved proxy mode if the app has been restarted. + if (savedProxyMode != null) { + // Apply the saved proxy mode. + proxyMode = savedProxyMode!! - // Convert the folder icon bitmap drawable to a bitmap. - folderIconBitmapDrawable.bitmap - } else { // Use the WebView favorite icon. - // Copy the favorite icon bitmap to the folder icon bitmap. - favoriteIconBitmap + // Reset the saved proxy mode. + savedProxyMode = null } - // Create a folder icon byte array output stream. - val folderIconByteArrayOutputStream = ByteArrayOutputStream() + // Get the search string. + val searchString = sharedPreferences.getString(getString(R.string.search_key), getString(R.string.search_default_value))!! - // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG). - folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, folderIconByteArrayOutputStream) + // Set the search string, using the custom search URL if specified. + searchURL = if (searchString == getString(R.string.custom_url_item)) + sharedPreferences.getString(getString(R.string.search_custom_url_key), getString(R.string.search_custom_url_default_value))!! + else + searchString - // Convert the folder icon byte array stream to a byte array. - val folderIconByteArray = folderIconByteArrayOutputStream.toByteArray() + // Apply the proxy. + applyProxy(false) - // Move all the bookmarks down one in the display order. - for (i in 0 until bookmarksListView.count) { - // Get the bookmark database id. - val databaseId = bookmarksListView.getItemIdAtPosition(i).toInt() + // Adjust the layout and scrolling parameters according to the position of the app bar. + if (bottomAppBar) { // The app bar is on the bottom. + // Adjust the UI. + if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0) + } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) - // Move the bookmark down one slot. - bookmarksDatabaseHelper!!.updateDisplayOrder(databaseId, i + 1) - } + // Show the app bar if it is scrolled off the screen. + if (appBarLayout.translationY != 0f) { + // Animate the bottom app bar onto the screen. + objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0f) - // Create the folder, which will be placed at the top of the list view. - bookmarksDatabaseHelper!!.createFolder(folderNameString, currentBookmarksFolder, folderIconByteArray) + // Make it so. + objectAnimator.start() + } + } + } else { // The app bar is on the top. + // Get the current layout parameters. Using coordinator layout parameters allows the `setBehavior()` command and using app bar layout parameters allows the `setScrollFlags()` command. + val swipeRefreshLayoutParams = swipeRefreshLayout.layoutParams as CoordinatorLayout.LayoutParams + val toolbarLayoutParams = toolbar.layoutParams as AppBarLayout.LayoutParams + val findOnPageLayoutParams = findOnPageLinearLayout.layoutParams as AppBarLayout.LayoutParams + val tabsLayoutParams = tabsLinearLayout.layoutParams as AppBarLayout.LayoutParams - // Update the bookmarks cursor with the current contents of this folder. - bookmarksCursor = bookmarksDatabaseHelper!!.getBookmarksByDisplayOrder(currentBookmarksFolder) + // Add the scrolling behavior to the layout parameters. + if (scrollAppBar) { + // Enable scrolling of the app bar. + swipeRefreshLayoutParams.behavior = AppBarLayout.ScrollingViewBehavior() + toolbarLayoutParams.scrollFlags = AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL or AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS or AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP + findOnPageLayoutParams.scrollFlags = AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL or AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS or AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP + tabsLayoutParams.scrollFlags = AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL or AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS or AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP + } else { + // Disable scrolling of the app bar. + swipeRefreshLayoutParams.behavior = null + toolbarLayoutParams.scrollFlags = 0 + findOnPageLayoutParams.scrollFlags = 0 + tabsLayoutParams.scrollFlags = 0 - // Update the list view. - bookmarksCursorAdapter.changeCursor(bookmarksCursor) + // Expand the app bar if it is currently collapsed. + appBarLayout.setExpanded(true) + } - // Scroll to the new folder. - bookmarksListView.setSelection(0) - } + // Set the app bar scrolling for each WebView. + for (i in 0 until webViewPagerAdapter!!.count) { + // Get the WebView tab fragment. + val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) - private fun loadUrlFromTextBox() { - // Get the text from URL text box and convert it to a string. trim() removes white spaces from the beginning and end of the string. - var unformattedUrlString = urlEditText.text.toString().trim { it <= ' ' } - - // Create the formatted URL string. - var urlString = "" - - // Check to see if the unformatted URL string is a valid URL. Otherwise, convert it into a search. - if (unformattedUrlString.startsWith("content://")) { // This is a content URL. - // Load the entire content URL. - urlString = unformattedUrlString - } else if (Patterns.WEB_URL.matcher(unformattedUrlString).matches() || unformattedUrlString.startsWith("http://") || unformattedUrlString.startsWith("https://") || - unformattedUrlString.startsWith("file://")) { // This is a standard URL. - - // Add `https://` at the beginning if there is no protocol. Otherwise the app will segfault. - if (!unformattedUrlString.startsWith("http") && !unformattedUrlString.startsWith("file://")) - unformattedUrlString = "https://$unformattedUrlString" + // Get the fragment view. + val fragmentView = webViewTabFragment.view - // Initialize the unformatted URL. - var unformattedUrl: URL? = null + // Only modify the WebViews if they exist. + if (fragmentView != null) { + // Get the nested scroll WebView from the tab fragment. + val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) - // Convert the unformatted URL string to a URL. - try { - unformattedUrl = URL(unformattedUrlString) - } catch (exception: MalformedURLException) { - exception.printStackTrace() + // Set the app bar scrolling. + nestedScrollWebView.isNestedScrollingEnabled = scrollAppBar + } } + } - // Get the components of the URL. - val scheme = unformattedUrl?.protocol - val authority = unformattedUrl?.authority - val path = unformattedUrl?.path - val query = unformattedUrl?.query - val fragment = unformattedUrl?.ref - - // Create a URI. - val uri = Uri.Builder() + // Update the full screen browsing mode settings. + if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode. + // Update the visibility of the app bar, which might have changed in the settings. + if (hideAppBar) { + // Hide the tab linear layout. + tabsLinearLayout.visibility = View.GONE - // Build the URI from the components of the URL. - uri.scheme(scheme).authority(authority).path(path).query(query).fragment(fragment) + // Hide the app bar. + appBar.hide() + } else { + // Show the tab linear layout. + tabsLinearLayout.visibility = View.VISIBLE - // Decode the URI as a UTF-8 string in. - try { - urlString = URLDecoder.decode(uri.build().toString(), "UTF-8") - } catch (exception: UnsupportedEncodingException) { - // Do nothing. The formatted URL string will remain blank. - } - } else if (unformattedUrlString.isNotEmpty()) { // This is not a URL, but rather a search string. - // Sanitize the search input. - val encodedSearchString = try { - URLEncoder.encode(unformattedUrlString, "UTF-8") - } catch (exception: UnsupportedEncodingException) { - "" + // Show the app bar. + appBar.show() } - // Add the base search URL. - urlString = searchURL + encodedSearchString - } + /* Hide the system bars. + * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. + * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. + * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. + * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. + */ - // Clear the focus from the URL edit text. Otherwise, proximate typing in the box will retain the colorized formatting instead of being reset during refocus. - urlEditText.clearFocus() + // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY + } else { // Privacy Browser is not in full screen browsing mode. + // Reset the full screen tracker, which could be true if Privacy Browser was in full screen mode before entering settings and full screen browsing was disabled. + inFullScreenBrowsingMode = false - // Make it so. - loadUrl(currentWebView!!, urlString) - } + // Show the tab linear layout. + tabsLinearLayout.visibility = View.VISIBLE - private fun loadUrl(nestedScrollWebView: NestedScrollWebView, url: String) { - // Sanitize the URL. - val urlString = sanitizeUrl(url) + // Show the app bar. + appBar.show() - // Apply the domain settings and load the URL. - applyDomainSettings(nestedScrollWebView, urlString, resetTab = true, reloadWebsite = false, loadUrl = true) + // Remove the `SYSTEM_UI` flags from the root frame layout. The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = 0 + } } - // The view parameter cannot be removed because it is called from the layout onClick. - fun findPreviousOnPage(@Suppress("UNUSED_PARAMETER")view: View?) { - // Go to the previous highlighted phrase on the page. `false` goes backwards instead of forwards. - currentWebView!!.findNext(false) - } + // `reloadWebsite` is used if returning from the Domains activity. Otherwise JavaScript might not function correctly if it is newly enabled. + @SuppressLint("SetJavaScriptEnabled") + private fun applyDomainSettings(nestedScrollWebView: NestedScrollWebView, url: String?, resetTab: Boolean, reloadWebsite: Boolean, loadUrl: Boolean) { + // Store the current URL. + nestedScrollWebView.currentUrl = url!! - // The view parameter cannot be removed because it is called from the layout onClick. - fun findNextOnPage(@Suppress("UNUSED_PARAMETER")view: View?) { - // Go to the next highlighted phrase on the page. `true` goes forwards instead of backwards. - currentWebView!!.findNext(true) - } + // Parse the URL into a URI. + val uri = Uri.parse(url) - // The view parameter cannot be removed because it is called from the layout onClick. - fun closeFindOnPage(@Suppress("UNUSED_PARAMETER")view: View?) { - // Delete the contents of the find on page edit text. - findOnPageEditText.text = null + // Extract the domain from the URI. + var newHostName = uri.host - // Clear the highlighted phrases if the WebView is not null. - currentWebView?.clearMatches() + // Strings don't like to be null. + if (newHostName == null) + newHostName = "" - // Hide the find on page linear layout. - findOnPageLinearLayout.visibility = View.GONE + // Apply the domain settings if a new domain is being loaded or if the new domain is blank. This allows the user to set temporary settings for JavaScript, cookies, DOM storage, etc. + if (nestedScrollWebView.currentDomainName != newHostName || newHostName == "") { + // Set the new host name as the current domain name. + nestedScrollWebView.currentDomainName = newHostName - // Show the toolbar. - toolbar.visibility = View.VISIBLE + // Reset the ignoring of pinned domain information. + nestedScrollWebView.ignorePinnedDomainInformation = false - // Get a handle for the input method manager. - val inputMethodManager = (getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager) + // Clear any pinned SSL certificate or IP addresses. + nestedScrollWebView.clearPinnedSslCertificate() + nestedScrollWebView.pinnedIpAddresses = "" - // Hide the keyboard. - inputMethodManager.hideSoftInputFromWindow(toolbar.windowToken, 0) - } + // Reset the favorite icon if specified. + if (resetTab) { + // Initialize the favorite icon. + nestedScrollWebView.initializeFavoriteIcon() - override fun onApplyNewFontSize(dialogFragment: DialogFragment) { - // Get the dialog. - val dialog = dialogFragment.dialog!! + // Get the current page position. + val currentPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) - // Get a handle for the font size edit text. - val fontSizeEditText = dialog.findViewById(R.id.font_size_edittext) + // Get the corresponding tab. + val tab = tabLayout.getTabAt(currentPagePosition) - // Initialize the new font size variable with the current font size. - var newFontSize = currentWebView!!.settings.textZoom + // Update the tab if it isn't null, which sometimes happens when restarting from the background. + if (tab != null) { + // Get the tab custom view. + val tabCustomView = tab.customView!! - // Get the font size from the edit text. - try { - newFontSize = fontSizeEditText.text.toString().toInt() - } catch (exception: Exception) { - // If the edit text does not contain a valid font size do nothing. - } + // Get the tab views. + val tabFavoriteIconImageView = tabCustomView.findViewById(R.id.favorite_icon_imageview) + val tabTitleTextView = tabCustomView.findViewById(R.id.title_textview) - // Apply the new font size. - currentWebView!!.settings.textZoom = newFontSize - } + // Set the default favorite icon as the favorite icon for this tab. + tabFavoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(nestedScrollWebView.getFavoriteIcon(), 64, 64, true)) - override fun onOpen(dialogFragment: DialogFragment) { - // Get the dialog. - val dialog = dialogFragment.dialog!! + // Set the loading title text. + tabTitleTextView.setText(R.string.loading) + } + } - // Get handles for the views. - val fileNameEditText = dialog.findViewById(R.id.file_name_edittext) - val mhtCheckBox = dialog.findViewById(R.id.mht_checkbox) + // Initialize the domain name in database variable. + var domainNameInDatabase: String? = null - // Get the file path string. - val openFilePath = fileNameEditText.text.toString() + // Check the hostname against the domain settings set. + if (domainsSettingsSet.contains(newHostName)) { // The hostname is contained in the domain settings set. + // Record the domain name in the database. + domainNameInDatabase = newHostName - // Apply the domain settings. This resets the favorite icon and removes any domain settings. - applyDomainSettings(currentWebView!!, openFilePath, resetTab = true, reloadWebsite = false, loadUrl = false) + // Set the domain settings applied tracker to true. + nestedScrollWebView.domainSettingsApplied = true + } else { // The hostname is not contained in the domain settings set. + // Set the domain settings applied tracker to false. + nestedScrollWebView.domainSettingsApplied = false + } - // Open the file according to the type. - if (mhtCheckBox.isChecked) { // Force opening of an MHT file. - try { - // Get the MHT file input stream. - val mhtFileInputStream = contentResolver.openInputStream(Uri.parse(openFilePath)) + // Check all the subdomains of the host name against wildcard domains in the domain cursor. + while (!nestedScrollWebView.domainSettingsApplied && newHostName!!.contains(".")) { // Stop checking if domain settings are already applied or there are no more `.` in the hostname. + if (domainsSettingsSet.contains("*.$newHostName")) { // Check the host name prepended by `*.`. + // Set the domain settings applied tracker to true. + nestedScrollWebView.domainSettingsApplied = true - // Create a temporary MHT file. - val temporaryMhtFile = File.createTempFile(TEMPORARY_MHT_FILE, ".mht", cacheDir) + // Store the applied domain names as it appears in the database. + domainNameInDatabase = "*.$newHostName" + } - // Get a file output stream for the temporary MHT file. - val temporaryMhtFileOutputStream = FileOutputStream(temporaryMhtFile) + // Strip out the lowest subdomain of of the host name. + newHostName = newHostName.substring(newHostName.indexOf(".") + 1) + } - // Create a transfer byte array. - val transferByteArray = ByteArray(1024) + // Store the general preference information. + val defaultFontSizeString = sharedPreferences.getString(getString(R.string.font_size_key), getString(R.string.font_size_default_value)) + val defaultUserAgentName = sharedPreferences.getString(getString(R.string.user_agent_key), getString(R.string.user_agent_default_value)) + val defaultSwipeToRefresh = sharedPreferences.getBoolean(getString(R.string.swipe_to_refresh_key), true) + val webViewTheme = sharedPreferences.getString(getString(R.string.webview_theme_key), getString(R.string.webview_theme_default_value)) + val wideViewport = sharedPreferences.getBoolean(getString(R.string.wide_viewport_key), true) + val displayWebpageImages = sharedPreferences.getBoolean(getString(R.string.display_webpage_images_key), true) - // Create an integer to track the number of bytes read. - var bytesRead: Int + // Get the WebView theme entry values string array. + val webViewThemeEntryValuesStringArray = resources.getStringArray(R.array.webview_theme_entry_values) - // Copy the temporary MHT file input stream to the MHT output stream. - while (mhtFileInputStream!!.read(transferByteArray).also { bytesRead = it } > 0) - temporaryMhtFileOutputStream.write(transferByteArray, 0, bytesRead) + // Initialize the user agent array adapter and string array. + val userAgentNamesArray = ArrayAdapter.createFromResource(this, R.array.user_agent_names, R.layout.spinner_item) + val userAgentDataArray = resources.getStringArray(R.array.user_agent_data) - // Flush the temporary MHT file output stream. - temporaryMhtFileOutputStream.flush() + // Apply either the domain settings for the default settings. + if (nestedScrollWebView.domainSettingsApplied) { // The url has custom domain settings. + // Get a cursor for the current host. + val currentDomainSettingsCursor = domainsDatabaseHelper!!.getCursorForDomainName(domainNameInDatabase!!) - // Close the streams. - temporaryMhtFileOutputStream.close() - mhtFileInputStream.close() + // Move to the first position. + currentDomainSettingsCursor.moveToFirst() - // Load the temporary MHT file. - currentWebView!!.loadUrl(temporaryMhtFile.toString()) - } catch (exception: Exception) { - // Display a snackbar. - Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() - } - } else { // Let the WebView handle opening of the file. - // Open the file. - currentWebView!!.loadUrl(openFilePath) - } - } - - private fun downloadUrlWithExternalApp(url: String) { - // Create a download intent. Not specifying the action type will display the maximum number of options. - val downloadIntent = Intent() - - // Set the URI and the mime type. - downloadIntent.setDataAndType(Uri.parse(url), "text/html") - - // Flag the intent to open in a new task. - downloadIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK + // Get the settings from the cursor. + nestedScrollWebView.domainSettingsDatabaseId = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ID)) + nestedScrollWebView.settings.javaScriptEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_JAVASCRIPT)) == 1 + nestedScrollWebView.acceptCookies = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.COOKIES)) == 1 + nestedScrollWebView.settings.domStorageEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_DOM_STORAGE)) == 1 + // Form data can be removed once the minimum API >= 26. + val saveFormData = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FORM_DATA)) == 1 + nestedScrollWebView.easyListEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYLIST)) == 1 + nestedScrollWebView.easyPrivacyEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYPRIVACY)) == 1 + nestedScrollWebView.fanboysAnnoyanceListEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST)) == 1 + nestedScrollWebView.fanboysSocialBlockingListEnabled = + currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST)) == 1 + nestedScrollWebView.ultraListEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ULTRALIST)) == 1 + nestedScrollWebView.ultraPrivacyEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY)) == 1 + nestedScrollWebView.blockAllThirdPartyRequests = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS)) == 1 + val userAgentName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.USER_AGENT)) + val fontSize = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.FONT_SIZE)) + val swipeToRefreshInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SWIPE_TO_REFRESH)) + val webViewThemeInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WEBVIEW_THEME)) + val wideViewportInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WIDE_VIEWPORT)) + val displayWebpageImagesInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DISPLAY_IMAGES)) + val pinnedSslCertificate = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE)) == 1 + val pinnedSslIssuedToCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME)) + val pinnedSslIssuedToOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION)) + val pinnedSslIssuedToUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT)) + val pinnedSslIssuedByCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME)) + val pinnedSslIssuedByOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION)) + val pinnedSslIssuedByUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT)) + val pinnedSslStartDate = Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_START_DATE))) + val pinnedSslEndDate = Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_END_DATE))) + val pinnedIpAddresses = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_IP_ADDRESSES)) == 1 + val pinnedHostIpAddresses = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.IP_ADDRESSES)) - // Show the chooser. - startActivity(Intent.createChooser(downloadIntent, getString(R.string.download_with_external_app))) - } + // Close the current host domain settings cursor. + currentDomainSettingsCursor.close() - override fun onSaveUrl(originalUrlString: String, fileNameString: String, dialogFragment: DialogFragment) { - // Store the URL. This will be used in the save URL activity result launcher. - saveUrlString = if (originalUrlString.startsWith("data:")) { - // Save the original URL. - originalUrlString - } else { - // Get the dialog. - val dialog = dialogFragment.dialog!! + // If there is a pinned SSL certificate, store it in the WebView. + if (pinnedSslCertificate) + nestedScrollWebView.setPinnedSslCertificate(pinnedSslIssuedToCName, pinnedSslIssuedToOName, pinnedSslIssuedToUName, pinnedSslIssuedByCName, pinnedSslIssuedByOName, pinnedSslIssuedByUName, + pinnedSslStartDate, pinnedSslEndDate) - // Get a handle for the dialog URL edit text. - val dialogUrlEditText = dialog.findViewById(R.id.url_edittext) + // If there is a pinned IP address, store it in the WebView. + if (pinnedIpAddresses) + nestedScrollWebView.pinnedIpAddresses = pinnedHostIpAddresses - // Get the URL from the edit text, which may have been modified. - dialogUrlEditText.text.toString() - } + // Apply the cookie domain settings. + cookieManager.setAcceptCookie(nestedScrollWebView.acceptCookies) - // Open the file picker. - saveUrlActivityResultLauncher.launch(fileNameString) - } + // Apply the form data setting if the API < 26. + @Suppress("DEPRECATION") + if (Build.VERSION.SDK_INT < 26) + nestedScrollWebView.settings.saveFormData = saveFormData - // Remove the warning that `OnTouchListener()` needs to override `performClick()`, as the only purpose of setting the `OnTouchListener()` is to make it do nothing. - @SuppressLint("ClickableViewAccessibility") - private fun initializeApp() { - // Get a handle for the input method. - val inputMethodManager = (getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager) + // Apply the font size. + try { // Try the specified font size to see if it is valid. + if (fontSize == 0) { // Apply the default font size. + // Set the font size from the value in the app settings. + nestedScrollWebView.settings.textZoom = defaultFontSizeString!!.toInt() + } else { // Apply the font size from domain settings. + nestedScrollWebView.settings.textZoom = fontSize + } + } catch (exception: Exception) { // The specified font size is invalid + // Set the font size to be 100% + nestedScrollWebView.settings.textZoom = 100 + } - // Initialize the color spans for highlighting the URLs. - initialGrayColorSpan = ForegroundColorSpan(getColor(R.color.gray_500)) - finalGrayColorSpan = ForegroundColorSpan(getColor(R.color.gray_500)) - redColorSpan = ForegroundColorSpan(getColor(R.color.red_text)) + // Set the user agent. + if (userAgentName == getString(R.string.system_default_user_agent)) { // Use the system default user agent. + // Set the user agent according to the system default. + when (val defaultUserAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName)) { + // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names. + UNRECOGNIZED_USER_AGENT -> nestedScrollWebView.settings.userAgentString = defaultUserAgentName - // Remove the formatting from the URL edit text when the user is editing the text. - urlEditText.onFocusChangeListener = View.OnFocusChangeListener { _: View?, hasFocus: Boolean -> - if (hasFocus) { // The user is editing the URL text box. - // Remove the syntax highlighting. - urlEditText.text.removeSpan(redColorSpan) - urlEditText.text.removeSpan(initialGrayColorSpan) - urlEditText.text.removeSpan(finalGrayColorSpan) - } else { // The user has stopped editing the URL text box. - // Move to the beginning of the string. - urlEditText.setSelection(0) + // Set the user agent to `""`, which uses the default value. + SETTINGS_WEBVIEW_DEFAULT_USER_AGENT -> nestedScrollWebView.settings.userAgentString = "" - // Reapply the syntax highlighting. - UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) - } - } + // Set the default custom user agent. + SETTINGS_CUSTOM_USER_AGENT -> nestedScrollWebView.settings.userAgentString = + sharedPreferences.getString(getString(R.string.custom_user_agent_key), getString(R.string.custom_user_agent_default_value)) - // Set the go button on the keyboard to load the URL in url text box. - urlEditText.setOnKeyListener { _: View?, keyCode: Int, keyEvent: KeyEvent -> - // If the event is a key-down event on the `enter` button, load the URL. - if ((keyEvent.action == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { // The enter key was pressed. - // Load the URL. - loadUrlFromTextBox() + // Get the user agent string from the user agent data array + else -> nestedScrollWebView.settings.userAgentString = userAgentDataArray[defaultUserAgentArrayPosition] + } + } else { // Set the user agent according to the stored name. + // Set the user agent. + when (val userAgentArrayPosition = userAgentNamesArray.getPosition(userAgentName)) { + // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names. + UNRECOGNIZED_USER_AGENT -> + nestedScrollWebView.settings.userAgentString = userAgentName - // Consume the event. - return@setOnKeyListener true - } else { // Some other key was pressed. - // Do not consume the event. - return@setOnKeyListener false - } - } + // Set the user agent to `""`, which uses the default value. + SETTINGS_WEBVIEW_DEFAULT_USER_AGENT -> + nestedScrollWebView.settings.userAgentString = "" - // Create an Orbot status broadcast receiver. - orbotStatusBroadcastReceiver = object : BroadcastReceiver() { - override fun onReceive(context: Context, intent: Intent) { - // Get the content of the status message. - orbotStatus = intent.getStringExtra("org.torproject.android.intent.extra.STATUS")!! + // Get the user agent string from the user agent data array. + else -> + nestedScrollWebView.settings.userAgentString = userAgentDataArray[userAgentArrayPosition] + } + } - // If Privacy Browser is waiting on the proxy, load the website now that Orbot is connected. - if ((orbotStatus == ProxyHelper.ORBOT_STATUS_ON) && waitingForProxy) { - // Reset the waiting for proxy status. - waitingForProxy = false + // Set swipe to refresh. + when (swipeToRefreshInt) { + DomainsDatabaseHelper.SYSTEM_DEFAULT -> { + // Store the swipe to refresh status in the nested scroll WebView. + nestedScrollWebView.swipeToRefresh = defaultSwipeToRefresh - // Get a list of the current fragments. - val fragmentList = supportFragmentManager.fragments + // Update the swipe refresh layout. + if (defaultSwipeToRefresh) { // Swipe to refresh is enabled. + // Update the status of the swipe refresh layout if the current WebView is not null (crash reports indicate that in some unexpected way it sometimes is null). + if (currentWebView != null) { + // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes. + swipeRefreshLayout.isEnabled = (currentWebView!!.scrollY == 0) + } + } else { // Swipe to refresh is disabled. + // Disable the swipe refresh layout. + swipeRefreshLayout.isEnabled = false + } + } - // Check each fragment to see if it is a waiting for proxy dialog. Sometimes more than one is displayed. - for (i in fragmentList.indices) { - // Get the fragment tag. - val fragmentTag = fragmentList[i].tag + DomainsDatabaseHelper.ENABLED -> { + // Store the swipe to refresh status in the nested scroll WebView. + nestedScrollWebView.swipeToRefresh = true - // Check to see if it is the waiting for proxy dialog. - if (fragmentTag != null && fragmentTag == getString(R.string.waiting_for_proxy_dialog)) { - // Dismiss the waiting for proxy dialog. - (fragmentList[i] as DialogFragment).dismiss() + // Update the status of the swipe refresh layout if the current WebView is not null (crash reports indicate that in some unexpected way it sometimes is null). + if (currentWebView != null) { + // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes. + swipeRefreshLayout.isEnabled = (currentWebView!!.scrollY == 0) } } - // Reload existing URLs and load any URLs that are waiting for the proxy. - for (i in 0 until webViewPagerAdapter!!.count) { - // Get the WebView tab fragment. - val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) + DomainsDatabaseHelper.DISABLED -> { + // Store the swipe to refresh status in the nested scroll WebView. + nestedScrollWebView.swipeToRefresh = false - // Get the fragment view. - val fragmentView = webViewTabFragment.view + // Disable swipe to refresh. + swipeRefreshLayout.isEnabled = false + } + } - // Only process the WebViews if they exist. - if (fragmentView != null) { - // Get the nested scroll WebView from the tab fragment. - val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) + // Set the WebView theme if device is running API >= 29 and algorithmic darkening is supported. + if ((Build.VERSION.SDK_INT >= 29) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { + // Set the WebView theme. + when (webViewThemeInt) { + // Set the WebView theme. + DomainsDatabaseHelper.SYSTEM_DEFAULT -> + when (webViewTheme) { + // The light theme is selected. Turn off algorithmic darkening. + webViewThemeEntryValuesStringArray[1] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) - // Get the waiting for proxy URL string. - val waitingForProxyUrlString = nestedScrollWebView.waitingForProxyUrlString + // The dark theme is selected. Turn on algorithmic darkening. + webViewThemeEntryValuesStringArray[2] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) - // Load the pending URL if it exists. - if (waitingForProxyUrlString.isNotEmpty()) { // A URL is waiting to be loaded. - // Load the URL. - loadUrl(nestedScrollWebView, waitingForProxyUrlString) + // The system default theme is selected. + else -> { + // Get the current system theme status. + val currentThemeStatus = resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK - // Reset the waiting for proxy URL string. - nestedScrollWebView.waitingForProxyUrlString = "" - } else { // No URL is waiting to be loaded. - // Reload the existing URL. - nestedScrollWebView.reload() + // Set the algorithmic darkening according to the current system theme status. + WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) + } } - } + + // Turn off algorithmic darkening. + DomainsDatabaseHelper.LIGHT_THEME -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) + + // Turn on algorithmic darkening. + DomainsDatabaseHelper.DARK_THEME -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) } } - } - } - // Register the Orbot status broadcast receiver. - registerReceiver(orbotStatusBroadcastReceiver, IntentFilter("org.torproject.android.intent.action.STATUS")) + // Set the wide viewport status. + when (wideViewportInt) { + DomainsDatabaseHelper.SYSTEM_DEFAULT -> nestedScrollWebView.settings.useWideViewPort = wideViewport + DomainsDatabaseHelper.ENABLED -> nestedScrollWebView.settings.useWideViewPort = true + DomainsDatabaseHelper.DISABLED -> nestedScrollWebView.settings.useWideViewPort = false + } - // Get handles for views that need to be modified. - val bookmarksHeaderLinearLayout = findViewById(R.id.bookmarks_header_linearlayout) - val launchBookmarksActivityFab = findViewById(R.id.launch_bookmarks_activity_fab) - val createBookmarkFolderFab = findViewById(R.id.create_bookmark_folder_fab) - val createBookmarkFab = findViewById(R.id.create_bookmark_fab) + // Set the display webpage images status. + when (displayWebpageImagesInt) { + DomainsDatabaseHelper.SYSTEM_DEFAULT -> nestedScrollWebView.settings.loadsImagesAutomatically = displayWebpageImages + DomainsDatabaseHelper.ENABLED -> nestedScrollWebView.settings.loadsImagesAutomatically = true + DomainsDatabaseHelper.DISABLED -> nestedScrollWebView.settings.loadsImagesAutomatically = false + } - // Update the WebView pager every time a tab is modified. - webViewPager.addOnPageChangeListener(object : ViewPager.OnPageChangeListener { - override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {} + // Set a background on the URL relative layout to indicate that custom domain settings are being used. + urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.drawable.domain_settings_url_background) + } else { // The new URL does not have custom domain settings. Load the defaults. + // Store the values from the shared preferences. + nestedScrollWebView.settings.javaScriptEnabled = sharedPreferences.getBoolean(getString(R.string.javascript_key), false) + nestedScrollWebView.acceptCookies = sharedPreferences.getBoolean(getString(R.string.cookies_key), false) + nestedScrollWebView.settings.domStorageEnabled = sharedPreferences.getBoolean(getString(R.string.dom_storage_key), false) + val saveFormData = sharedPreferences.getBoolean(getString(R.string.save_form_data_key), false) // Form data can be removed once the minimum API >= 26. + nestedScrollWebView.easyListEnabled = sharedPreferences.getBoolean(getString(R.string.easylist_key), true) + nestedScrollWebView.easyPrivacyEnabled = sharedPreferences.getBoolean(getString(R.string.easyprivacy_key), true) + nestedScrollWebView.fanboysAnnoyanceListEnabled = sharedPreferences.getBoolean(getString(R.string.fanboys_annoyance_list_key), true) + nestedScrollWebView.fanboysSocialBlockingListEnabled = sharedPreferences.getBoolean(getString(R.string.fanboys_social_blocking_list_key), true) + nestedScrollWebView.ultraListEnabled = sharedPreferences.getBoolean(getString(R.string.ultralist_key), true) + nestedScrollWebView.ultraPrivacyEnabled = sharedPreferences.getBoolean(getString(R.string.ultraprivacy_key), true) + nestedScrollWebView.blockAllThirdPartyRequests = sharedPreferences.getBoolean(getString(R.string.block_all_third_party_requests_key), false) - override fun onPageSelected(position: Int) { - // Close the find on page bar if it is open. - closeFindOnPage(null) + // Apply the default cookie setting. + cookieManager.setAcceptCookie(nestedScrollWebView.acceptCookies) - // Set the current WebView. - setCurrentWebView(position) + // Apply the default font size setting. + try { + // Try to set the font size from the value in the app settings. + nestedScrollWebView.settings.textZoom = defaultFontSizeString!!.toInt() + } catch (exception: Exception) { + // If the app settings value is invalid, set the font size to 100%. + nestedScrollWebView.settings.textZoom = 100 + } - // Select the corresponding tab if it does not match the currently selected page. This will happen if the page was scrolled by creating a new tab. - if (tabLayout.selectedTabPosition != position) { - // Wait until the new tab has been created. - tabLayout.post { - // Get a handle for the tab. - val tab = tabLayout.getTabAt(position)!! + // Apply the form data setting if the API < 26. + if (Build.VERSION.SDK_INT < 26) + @Suppress("DEPRECATION") + nestedScrollWebView.settings.saveFormData = saveFormData - // Select the tab. - tab.select() + // Store the swipe to refresh status in the nested scroll WebView. + nestedScrollWebView.swipeToRefresh = defaultSwipeToRefresh + + // Update the swipe refresh layout. + if (defaultSwipeToRefresh) { // Swipe to refresh is enabled. + // Update the status of the swipe refresh layout if the current WebView is not null (crash reports indicate that in some unexpected way it sometimes is null). + if (currentWebView != null) { + // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes. + swipeRefreshLayout.isEnabled = currentWebView!!.scrollY == 0 } + } else { // Swipe to refresh is disabled. + // Disable the swipe refresh layout. + swipeRefreshLayout.isEnabled = false } - } - override fun onPageScrollStateChanged(state: Int) {} - }) + // Reset the domain settings database ID. + nestedScrollWebView.domainSettingsDatabaseId = -1 - // Handle tab selections. - tabLayout.addOnTabSelectedListener(object : TabLayout.OnTabSelectedListener { - override fun onTabSelected(tab: TabLayout.Tab) { - // Select the same page in the view pager. - webViewPager.currentItem = tab.position - } + // Set the user agent. + when (val userAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName)) { + // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names. + UNRECOGNIZED_USER_AGENT -> nestedScrollWebView.settings.userAgentString = defaultUserAgentName - override fun onTabUnselected(tab: TabLayout.Tab) {} + // Set the user agent to `""`, which uses the default value. + SETTINGS_WEBVIEW_DEFAULT_USER_AGENT -> nestedScrollWebView.settings.userAgentString = "" - override fun onTabReselected(tab: TabLayout.Tab) { - // Instantiate the View SSL Certificate dialog. - val viewSslCertificateDialogFragment: DialogFragment = ViewSslCertificateDialog.displayDialog(currentWebView!!.webViewFragmentId, currentWebView!!.getFavoriteIcon()) + // Set the default custom user agent. + SETTINGS_CUSTOM_USER_AGENT -> nestedScrollWebView.settings.userAgentString = + sharedPreferences.getString(getString(R.string.custom_user_agent_key), getString(R.string.custom_user_agent_default_value)) - // Display the View SSL Certificate dialog. - viewSslCertificateDialogFragment.show(supportFragmentManager, getString(R.string.view_ssl_certificate)) - } - }) + // Get the user agent string from the user agent data array + else -> nestedScrollWebView.settings.userAgentString = userAgentDataArray[userAgentArrayPosition] + } - // Set a touch listener on the bookmarks header linear layout so that touches don't pass through to the button underneath. - bookmarksHeaderLinearLayout.setOnTouchListener { _: View?, _: MotionEvent? -> true } + // Set the WebView theme if the device is running API >= 29 and algorithmic darkening is supported. + if ((Build.VERSION.SDK_INT >= 29) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { + // Set the WebView theme. + when (webViewTheme) { + // The light theme is selected. Turn off algorithmic darkening. + webViewThemeEntryValuesStringArray[1] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) - // Set the launch bookmarks activity floating action button to launch the bookmarks activity. - launchBookmarksActivityFab.setOnClickListener { - // Get a copy of the favorite icon bitmap. - val currentFavoriteIconBitmap = currentWebView!!.getFavoriteIcon() + // The dark theme is selected. Turn on algorithmic darkening. + webViewThemeEntryValuesStringArray[2] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) - // Create a favorite icon byte array output stream. - val currentFavoriteIconByteArrayOutputStream = ByteArrayOutputStream() + // The system default theme is selected. Get the current system theme status. + else -> { + // Get the current theme status. + val currentThemeStatus = resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK - // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG). - currentFavoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, currentFavoriteIconByteArrayOutputStream) + // Set the algorithmic darkening according to the current system theme status. + WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) + } + } + } - // Convert the favorite icon byte array stream to a byte array. - val currentFavoriteIconByteArray = currentFavoriteIconByteArrayOutputStream.toByteArray() + // Set the viewport. + nestedScrollWebView.settings.useWideViewPort = wideViewport - // Create an intent to launch the bookmarks activity. - val bookmarksIntent = Intent(applicationContext, BookmarksActivity::class.java) + // Set the loading of webpage images. + nestedScrollWebView.settings.loadsImagesAutomatically = displayWebpageImages - // Add the extra information to the intent. - bookmarksIntent.putExtra(CURRENT_FOLDER, currentBookmarksFolder) - bookmarksIntent.putExtra(CURRENT_TITLE, currentWebView!!.title) - bookmarksIntent.putExtra(CURRENT_URL, currentWebView!!.url) - bookmarksIntent.putExtra(CURRENT_FAVORITE_ICON_BYTE_ARRAY, currentFavoriteIconByteArray) + // Set a transparent background on the URL relative layout. + urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.color.transparent) + } - // Make it so. - startActivity(bookmarksIntent) + // Update the privacy icons. + updatePrivacyIcons(true) } - // Set the create new bookmark folder floating action button to display an alert dialog. - createBookmarkFolderFab.setOnClickListener { - // Create a create bookmark folder dialog. - val createBookmarkFolderDialog: DialogFragment = CreateBookmarkFolderDialog.createBookmarkFolder(currentWebView!!.getFavoriteIcon()) - - // Show the create bookmark folder dialog. - createBookmarkFolderDialog.show(supportFragmentManager, getString(R.string.create_folder)) - } + // Reload the website if returning from the Domains activity. + if (reloadWebsite) + nestedScrollWebView.reload() - // Set the create new bookmark floating action button to display an alert dialog. - createBookmarkFab.setOnClickListener { - // Instantiate the create bookmark dialog. - val createBookmarkDialog: DialogFragment = CreateBookmarkDialog.createBookmark(currentWebView!!.url!!, currentWebView!!.title!!, currentWebView!!.getFavoriteIcon()) + // Load the URL if directed. This makes sure that the domain settings are properly loaded before the URL. By using `loadUrl()`, instead of `loadUrlFromBase()`, the Referer header will never be sent. + if (loadUrl) + nestedScrollWebView.loadUrl(url) + } - // Display the create bookmark dialog. - createBookmarkDialog.show(supportFragmentManager, getString(R.string.create_bookmark)) - } + private fun applyProxy(reloadWebViews: Boolean) { + // Set the proxy according to the mode. + proxyHelper.setProxy(applicationContext, appBarLayout, proxyMode) - // Search for the string on the page whenever a character changes in the find on page edit text. - findOnPageEditText.addTextChangedListener(object : TextWatcher { - override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {} + // Reset the waiting for proxy tracker. + waitingForProxy = false - override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {} + // Set the proxy. + when (proxyMode) { + ProxyHelper.NONE -> { + // Initialize a color background typed value. + val colorBackgroundTypedValue = TypedValue() - override fun afterTextChanged(s: Editable) { - // Search for the text in the WebView if it is not null. Sometimes on resume after a period of non-use the WebView will be null. - currentWebView?.findAllAsync(findOnPageEditText.text.toString()) - } - }) + // Get the color background from the theme. + theme.resolveAttribute(android.R.attr.colorBackground, colorBackgroundTypedValue, true) - // Set the `check mark` button for the find on page edit text keyboard to close the soft keyboard. - findOnPageEditText.setOnKeyListener { _: View?, keyCode: Int, keyEvent: KeyEvent -> - if ((keyEvent.action == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { // The `enter` key was pressed. - // Hide the soft keyboard. - inputMethodManager.hideSoftInputFromWindow(currentWebView!!.windowToken, 0) + // Get the color background int from the typed value. + val colorBackgroundInt = colorBackgroundTypedValue.data - // Consume the event. - return@setOnKeyListener true - } else { // A different key was pressed. - // Do not consume the event. - return@setOnKeyListener false + // Set the default app bar layout background. + appBarLayout.setBackgroundColor(colorBackgroundInt) } - } - - // Implement swipe to refresh. - swipeRefreshLayout.setOnRefreshListener { - // Reload the website. - currentWebView!!.reload() - } - - // Store the default progress view offsets. - defaultProgressViewStartOffset = swipeRefreshLayout.progressViewStartOffset - defaultProgressViewEndOffset = swipeRefreshLayout.progressViewEndOffset - - // Set the refresh color scheme according to the theme. - swipeRefreshLayout.setColorSchemeResources(R.color.blue_text) - - // Initialize a color background typed value. - val colorBackgroundTypedValue = TypedValue() - - // Get the color background from the theme. - theme.resolveAttribute(android.R.attr.colorBackground, colorBackgroundTypedValue, true) - // Get the color background int from the typed value. - val colorBackgroundInt = colorBackgroundTypedValue.data + ProxyHelper.TOR -> { + // Set the app bar background to indicate proxying is enabled. + appBarLayout.setBackgroundResource(R.color.proxy_appbar_background) - // Set the swipe refresh background color. - swipeRefreshLayout.setProgressBackgroundColorSchemeColor(colorBackgroundInt) + // Check to see if Orbot is installed. + try { + // Get the package manager. + val packageManager = packageManager - // Set the drawer titles, which identify the drawer layouts in accessibility mode. - drawerLayout.setDrawerTitle(GravityCompat.START, getString(R.string.navigation_drawer)) - drawerLayout.setDrawerTitle(GravityCompat.END, getString(R.string.bookmarks)) + // Check to see if Orbot is in the list. This will throw an error and drop to the catch section if it isn't installed. The deprecated method must be used until the minimum API >= 33. + @Suppress("DEPRECATION") + packageManager.getPackageInfo("org.torproject.android", 0) - // Load the bookmarks folder. - loadBookmarksFolder() + // Check to see if the proxy is ready. + if (orbotStatus != ProxyHelper.ORBOT_STATUS_ON) { // Orbot is not ready. + // Set the waiting for proxy status. + waitingForProxy = true - // Handle clicks on bookmarks. - bookmarksListView.onItemClickListener = AdapterView.OnItemClickListener { _: AdapterView<*>?, _: View?, _: Int, id: Long -> - // Convert the id from long to int to match the format of the bookmarks database. - val databaseId = id.toInt() + // Show the waiting for proxy dialog if it isn't already displayed. + if (supportFragmentManager.findFragmentByTag(getString(R.string.waiting_for_proxy_dialog)) == null) { + // Get a handle for the waiting for proxy alert dialog. + val waitingForProxyDialogFragment = WaitingForProxyDialog() - // Get the bookmark cursor for this ID. - val bookmarkCursor = bookmarksDatabaseHelper!!.getBookmark(databaseId) + // Try to show the dialog. Sometimes the window is not yet active if returning from Settings. + try { + // Show the waiting for proxy alert dialog. + waitingForProxyDialogFragment.show(supportFragmentManager, getString(R.string.waiting_for_proxy_dialog)) + } catch (waitingForTorException: Exception) { + // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. + pendingDialogsArrayList.add(PendingDialogDataClass(waitingForProxyDialogFragment, getString(R.string.waiting_for_proxy_dialog))) + } + } + } + } catch (exception: PackageManager.NameNotFoundException) { // Orbot is not installed. + // Show the Orbot not installed dialog if it is not already displayed. + if (supportFragmentManager.findFragmentByTag(getString(R.string.proxy_not_installed_dialog)) == null) { + // Get a handle for the Orbot not installed alert dialog. + val orbotNotInstalledDialogFragment = ProxyNotInstalledDialog.displayDialog(proxyMode) - // Move the bookmark cursor to the first row. - bookmarkCursor.moveToFirst() + // Try to show the dialog. Sometimes the window is not yet active if returning from Settings. + try { + // Display the Orbot not installed alert dialog. + orbotNotInstalledDialogFragment.show(supportFragmentManager, getString(R.string.proxy_not_installed_dialog)) + } catch (orbotNotInstalledException: Exception) { + // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. + pendingDialogsArrayList.add(PendingDialogDataClass(orbotNotInstalledDialogFragment, getString(R.string.proxy_not_installed_dialog))) + } + } + } + } - // Act upon the bookmark according to the type. - if (bookmarkCursor.getInt(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1) { // The selected bookmark is a folder. - // Store the folder name. - currentBookmarksFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME)) + ProxyHelper.I2P -> { + // Set the app bar background to indicate proxying is enabled. + appBarLayout.setBackgroundResource(R.color.proxy_appbar_background) - // Load the new folder. - loadBookmarksFolder() - } else { // The selected bookmark is not a folder. - // Load the bookmark URL. - loadUrl(currentWebView!!, bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL))) + // Check to see if I2P is installed. + try { + // Check to see if the F-Droid flavor is installed. This will throw an error and drop to the catch section if it isn't installed. + // The deprecated method must be used until the minimum API >= 33. + @Suppress("DEPRECATION") + packageManager.getPackageInfo("net.i2p.android.router", 0) + } catch (fdroidException: PackageManager.NameNotFoundException) { // The F-Droid flavor is not installed. + try { + // Check to see if the Google Play flavor is installed. This will throw an error and drop to the catch section if it isn't installed. + // The deprecated method must be used until the minimum API >= 33. + @Suppress("DEPRECATION") + packageManager.getPackageInfo("net.i2p.android", 0) + } catch (googlePlayException: PackageManager.NameNotFoundException) { // The Google Play flavor is not installed. + // Sow the I2P not installed dialog if it is not already displayed. + if (supportFragmentManager.findFragmentByTag(getString(R.string.proxy_not_installed_dialog)) == null) { + // Get a handle for the waiting for proxy alert dialog. + val i2pNotInstalledDialogFragment = ProxyNotInstalledDialog.displayDialog(proxyMode) - // Close the bookmarks drawer if it is not pinned. - if (!bookmarksDrawerPinned) - drawerLayout.closeDrawer(GravityCompat.END) + // Try to show the dialog. Sometimes the window is not yet active if returning from Settings. + try { + // Display the I2P not installed alert dialog. + i2pNotInstalledDialogFragment.show(supportFragmentManager, getString(R.string.proxy_not_installed_dialog)) + } catch (i2pNotInstalledException: Exception) { + // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. + pendingDialogsArrayList.add(PendingDialogDataClass(i2pNotInstalledDialogFragment, getString(R.string.proxy_not_installed_dialog))) + } + } + } + } } - // Close the cursor. - bookmarkCursor.close() + ProxyHelper.CUSTOM -> + // Set the app bar background to indicate proxying is enabled. + appBarLayout.setBackgroundResource(R.color.proxy_appbar_background) } - // Handle long-presses on bookmarks. - bookmarksListView.onItemLongClickListener = AdapterView.OnItemLongClickListener { _: AdapterView<*>?, _: View?, _: Int, id: Long -> - // Convert the database ID from `long` to `int`. - val databaseId = id.toInt() - - // Run the commands associated with the type. - if (bookmarksDatabaseHelper!!.isFolder(databaseId)) { // The bookmark is a folder. - // Get a cursor of all the bookmarks in the folder. - val bookmarksCursor = bookmarksDatabaseHelper!!.getFolderBookmarks(databaseId) + // Reload the WebViews if requested and not waiting for the proxy. + if (reloadWebViews && !waitingForProxy) { + // Reload the WebViews. + for (i in 0 until webViewPagerAdapter!!.count) { + // Get the WebView tab fragment. + val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) - // Move to the first entry in the cursor. - bookmarksCursor.moveToFirst() + // Get the fragment view. + val fragmentView = webViewTabFragment.view - // Open each bookmark - for (i in 0 until bookmarksCursor.count) { - // Load the bookmark in a new tab, moving to the tab for the first bookmark if the drawer is not pinned. - addNewTab(bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)), !bookmarksDrawerPinned && (i == 0)) + // Only reload the WebViews if they exist. + if (fragmentView != null) { + // Get the nested scroll WebView from the tab fragment. + val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) - // Move to the next bookmark. - bookmarksCursor.moveToNext() + // Reload the WebView. + nestedScrollWebView.reload() } - - // Close the cursor. - bookmarksCursor.close() - } else { // The bookmark is not a folder. - // Get the bookmark cursor for this ID. - val bookmarkCursor = bookmarksDatabaseHelper!!.getBookmark(databaseId) - - // Move the bookmark cursor to the first row. - bookmarkCursor.moveToFirst() - - // Load the bookmark in a new tab and move to the tab if the drawer is not pinned. - addNewTab(bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)), !bookmarksDrawerPinned) - - // Close the cursor. - bookmarkCursor.close() } - - // Close the bookmarks drawer if it is not pinned. - if (!bookmarksDrawerPinned) - drawerLayout.closeDrawer(GravityCompat.END) - - // Consume the event. - true } + } - // The drawer listener is used to update the navigation menu. - drawerLayout.addDrawerListener(object : DrawerLayout.DrawerListener { - override fun onDrawerSlide(drawerView: View, slideOffset: Float) {} - - override fun onDrawerOpened(drawerView: View) {} + // The view parameter cannot be removed because it is called from the layout onClick. + fun bookmarksBack(@Suppress("UNUSED_PARAMETER")view: View?) { + if (currentBookmarksFolder.isEmpty()) { // The home folder is displayed. + // close the bookmarks drawer. + drawerLayout.closeDrawer(GravityCompat.END) + } else { // A subfolder is displayed. + // Set the former parent folder as the current folder. + currentBookmarksFolder = bookmarksDatabaseHelper!!.getParentFolderName(currentBookmarksFolder) - override fun onDrawerClosed(drawerView: View) { - // Reset the drawer icon when the drawer is closed. Otherwise, it remains an arrow if the drawer is open when the app is restarted. - actionBarDrawerToggle!!.syncState() - } + // Load the new folder. + loadBookmarksFolder() + } + } - override fun onDrawerStateChanged(newState: Int) { - if (newState == DrawerLayout.STATE_SETTLING || newState == DrawerLayout.STATE_DRAGGING) { // A drawer is opening or closing. - // Update the navigation menu items if the WebView is not null. - if (currentWebView != null) { - navigationBackMenuItem.isEnabled = currentWebView!!.canGoBack() - navigationForwardMenuItem.isEnabled = currentWebView!!.canGoForward() - navigationHistoryMenuItem.isEnabled = currentWebView!!.canGoBack() || currentWebView!!.canGoForward() - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + currentWebView!!.getRequestsCount(BLOCKED_REQUESTS) + private fun clearAndExit() { + // Close the bookmarks cursor if it exists. + bookmarksCursor?.close() - // Hide the keyboard (if displayed). - inputMethodManager.hideSoftInputFromWindow(currentWebView!!.windowToken, 0) - } + // Close the databases helpers if they exist. + bookmarksDatabaseHelper?.close() + domainsDatabaseHelper?.close() - // Clear the focus from from the URL text box. This removes any text selection markers and context menus, which otherwise draw above the open drawers. - urlEditText.clearFocus() + // Get the status of the clear everything preference. + val clearEverything = sharedPreferences.getBoolean(getString(R.string.clear_everything_key), true) - // Clear the focus from from the WebView if it is not null, which can happen if a user opens a drawer while the browser is being resumed. - // Clearing the focus from the WebView removes any text selection markers and context menus, which otherwise draw above the open drawers. - currentWebView?.clearFocus() - } - } - }) + // Get a handle for the runtime. + val runtime = Runtime.getRuntime() - // Inflate a bare WebView to get the default user agent. It is not used to render content on the screen. - @SuppressLint("InflateParams") val webViewLayout = layoutInflater.inflate(R.layout.bare_webview, null, false) + // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`, + // which links to `/data/data/com.stoutner.privacybrowser.standard`. + val privateDataDirectoryString = applicationInfo.dataDir - // Get a handle for the WebView. - val bareWebView = webViewLayout.findViewById(R.id.bare_webview) + // Clear cookies. + if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_cookies_key), true)) { + // Ass the cookie manager to delete all the cookies. + cookieManager.removeAllCookies(null) - // Store the default user agent. - webViewDefaultUserAgent = bareWebView.settings.userAgentString + // Ask the cookie manager to flush the cookie database. + cookieManager.flush() - // Destroy the bare WebView. - bareWebView.destroy() + // Manually delete the cookies database, as the cookie manager sometimes will not flush its changes to disk before system exit is run. + try { + // Two commands must be used because `Runtime.exec()` does not like `*`. + val deleteCookiesProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/Cookies") + val deleteCookiesJournalProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/Cookies-journal") - // Update the domains settings set. - updateDomainsSettingsSet() + // Wait until the processes have finished. + deleteCookiesProcess.waitFor() + deleteCookiesJournalProcess.waitFor() + } catch (exception: Exception) { + // Do nothing if an error is thrown. + } + } - // Instantiate the blocklist helper. - blocklistHelper = BlocklistHelper() - } + // Clear DOM storage. + if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_dom_storage_key), true)) { + // Ask web storage to clear the DOM storage. + WebStorage.getInstance().deleteAllData() - private fun applyAppSettings() { - // Store the values from the shared preferences in variables. - incognitoModeEnabled = sharedPreferences.getBoolean(getString(R.string.incognito_mode_key), false) - sanitizeTrackingQueries = sharedPreferences.getBoolean(getString(R.string.tracking_queries_key), true) - sanitizeAmpRedirects = sharedPreferences.getBoolean(getString(R.string.amp_redirects_key), true) - proxyMode = sharedPreferences.getString(getString(R.string.proxy_key), getString(R.string.proxy_default_value))!! - fullScreenBrowsingModeEnabled = sharedPreferences.getBoolean(getString(R.string.full_screen_browsing_mode_key), false) - hideAppBar = sharedPreferences.getBoolean(getString(R.string.hide_app_bar_key), true) - downloadWithExternalApp = sharedPreferences.getBoolean(getString(R.string.download_with_external_app_key), false) - scrollAppBar = sharedPreferences.getBoolean(getString(R.string.scroll_app_bar_key), true) + // Manually delete the DOM storage files and directories, as web storage sometimes will not flush its changes to disk before system exit is run. + try { + // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly. + val deleteLocalStorageProcess = runtime.exec(arrayOf("rm", "-rf", "$privateDataDirectoryString/app_webview/Local Storage/")) - // Apply the saved proxy mode if the app has been restarted. - if (savedProxyMode != null) { - // Apply the saved proxy mode. - proxyMode = savedProxyMode!! + // Multiple commands must be used because `Runtime.exec()` does not like `*`. + val deleteIndexProcess = runtime.exec("rm -rf $privateDataDirectoryString/app_webview/IndexedDB") + val deleteQuotaManagerProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/QuotaManager") + val deleteQuotaManagerJournalProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/QuotaManager-journal") + val deleteDatabaseProcess = runtime.exec("rm -rf $privateDataDirectoryString/app_webview/databases") - // Reset the saved proxy mode. - savedProxyMode = null + // Wait until the processes have finished. + deleteLocalStorageProcess.waitFor() + deleteIndexProcess.waitFor() + deleteQuotaManagerProcess.waitFor() + deleteQuotaManagerJournalProcess.waitFor() + deleteDatabaseProcess.waitFor() + } catch (exception: Exception) { + // Do nothing if an error is thrown. + } } - // Get the search string. - val searchString = sharedPreferences.getString(getString(R.string.search_key), getString(R.string.search_default_value))!! - - // Set the search string, using the custom search URL if specified. - searchURL = if (searchString == getString(R.string.custom_url_item)) - sharedPreferences.getString(getString(R.string.search_custom_url_key), getString(R.string.search_custom_url_default_value))!! - else - searchString - - // Apply the proxy. - applyProxy(false) - - // Adjust the layout and scrolling parameters according to the position of the app bar. - if (bottomAppBar) { // The app bar is on the bottom. - // Adjust the UI. - if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. - // Reset the WebView padding to fill the available space. - swipeRefreshLayout.setPadding(0, 0, 0, 0) - } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. - // Move the WebView above the app bar layout. - swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) + // Clear form data if the API < 26. + if (Build.VERSION.SDK_INT < 26 && (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_form_data_key), true))) { + // Ask the WebView database to clear the form data. + @Suppress("DEPRECATION") + WebViewDatabase.getInstance(this).clearFormData() - // Show the app bar if it is scrolled off the screen. - if (appBarLayout.translationY != 0f) { - // Animate the bottom app bar onto the screen. - objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0f) + // Manually delete the form data database, as the WebView database sometimes will not flush its changes to disk before system exit is run. + try { + // A string array must be used because the database contains a space and `Runtime.exec` will not otherwise escape the string correctly. + val deleteWebDataProcess = runtime.exec(arrayOf("rm", "-f", "$privateDataDirectoryString/app_webview/Web Data")) + val deleteWebDataJournalProcess = runtime.exec(arrayOf("rm", "-f", "$privateDataDirectoryString/app_webview/Web Data-journal")) - // Make it so. - objectAnimator.start() - } + // Wait until the processes have finished. + deleteWebDataProcess.waitFor() + deleteWebDataJournalProcess.waitFor() + } catch (exception: Exception) { + // Do nothing if an error is thrown. } - } else { // The app bar is on the top. - // Get the current layout parameters. Using coordinator layout parameters allows the `setBehavior()` command and using app bar layout parameters allows the `setScrollFlags()` command. - val swipeRefreshLayoutParams = swipeRefreshLayout.layoutParams as CoordinatorLayout.LayoutParams - val toolbarLayoutParams = toolbar.layoutParams as AppBarLayout.LayoutParams - val findOnPageLayoutParams = findOnPageLinearLayout.layoutParams as AppBarLayout.LayoutParams - val tabsLayoutParams = tabsLinearLayout.layoutParams as AppBarLayout.LayoutParams + } - // Add the scrolling behavior to the layout parameters. - if (scrollAppBar) { - // Enable scrolling of the app bar. - swipeRefreshLayoutParams.behavior = AppBarLayout.ScrollingViewBehavior() - toolbarLayoutParams.scrollFlags = AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL or AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS or AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP - findOnPageLayoutParams.scrollFlags = AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL or AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS or AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP - tabsLayoutParams.scrollFlags = AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL or AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS or AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP - } else { - // Disable scrolling of the app bar. - swipeRefreshLayoutParams.behavior = null - toolbarLayoutParams.scrollFlags = 0 - findOnPageLayoutParams.scrollFlags = 0 - tabsLayoutParams.scrollFlags = 0 + // Clear the logcat. + if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_logcat_key), true)) { + try { + // Clear the logcat. `-c` clears the logcat. `-b all` clears all the buffers (instead of just crash, main, and system). + val process = Runtime.getRuntime().exec("logcat -b all -c") - // Expand the app bar if it is currently collapsed. - appBarLayout.setExpanded(true) + // Wait for the process to finish. + process.waitFor() + } catch (exception: IOException) { + // Do nothing. + } catch (exception: InterruptedException) { + // Do nothing. } + } - // Set the app bar scrolling for each WebView. + // Clear the cache. + if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_cache_key), true)) { + // Clear the cache from each WebView. for (i in 0 until webViewPagerAdapter!!.count) { // Get the WebView tab fragment. val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) - // Get the fragment view. - val fragmentView = webViewTabFragment.view + // Get the WebView fragment view. + val webViewFragmentView = webViewTabFragment.view - // Only modify the WebViews if they exist. - if (fragmentView != null) { + // Only clear the cache if the WebView exists. + if (webViewFragmentView != null) { // Get the nested scroll WebView from the tab fragment. - val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) + val nestedScrollWebView = webViewFragmentView.findViewById(R.id.nestedscroll_webview) - // Set the app bar scrolling. - nestedScrollWebView.isNestedScrollingEnabled = scrollAppBar + // Clear the cache for this WebView. + nestedScrollWebView.clearCache(true) } } - } - // Update the full screen browsing mode settings. - if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode. - // Update the visibility of the app bar, which might have changed in the settings. - if (hideAppBar) { - // Hide the tab linear layout. - tabsLinearLayout.visibility = View.GONE + // Manually delete the cache directories. + try { + // Delete the main cache directory. + val deleteCacheProcess = runtime.exec("rm -rf $privateDataDirectoryString/cache") - // Hide the app bar. - appBar.hide() - } else { - // Show the tab linear layout. - tabsLinearLayout.visibility = View.VISIBLE + // Delete the secondary `Service Worker` cache directory. + // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly. + val deleteServiceWorkerProcess = runtime.exec(arrayOf("rm", "-rf", "$privateDataDirectoryString/app_webview/Default/Service Worker/")) - // Show the app bar. - appBar.show() + // Wait until the processes have finished. + deleteCacheProcess.waitFor() + deleteServiceWorkerProcess.waitFor() + } catch (exception: Exception) { + // Do nothing if an error is thrown. } - - /* Hide the system bars. - * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. - * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. - * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. - * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. - */ - - // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY - } else { // Privacy Browser is not in full screen browsing mode. - // Reset the full screen tracker, which could be true if Privacy Browser was in full screen mode before entering settings and full screen browsing was disabled. - inFullScreenBrowsingMode = false - - // Show the tab linear layout. - tabsLinearLayout.visibility = View.VISIBLE - - // Show the app bar. - appBar.show() - - // Remove the `SYSTEM_UI` flags from the root frame layout. The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = 0 } - } - - override fun navigateHistory(url: String, steps: Int) { - // Apply the domain settings. - applyDomainSettings(currentWebView!!, url, resetTab = false, reloadWebsite = false, loadUrl = false) - - // Load the history entry. - currentWebView!!.goBackOrForward(steps) - } - override fun pinnedErrorGoBack() { - // Get the current web back forward list. - val webBackForwardList = currentWebView!!.copyBackForwardList() + // Wipe out each WebView. + for (i in 0 until webViewPagerAdapter!!.count) { + // Get the WebView tab fragment. + val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) - // Get the previous entry URL. - val previousUrl = webBackForwardList.getItemAtIndex(webBackForwardList.currentIndex - 1).url + // Get the WebView frame layout. + val webViewFrameLayout = webViewTabFragment.view as FrameLayout? - // Apply the domain settings. - applyDomainSettings(currentWebView!!, previousUrl, resetTab = false, reloadWebsite = false, loadUrl = false) + // Only wipe out the WebView if it exists. + if (webViewFrameLayout != null) { + // Get the nested scroll WebView from the tab fragment. + val nestedScrollWebView = webViewFrameLayout.findViewById(R.id.nestedscroll_webview) - // Go back. - currentWebView!!.goBack() - } + // Clear SSL certificate preferences for this WebView. + nestedScrollWebView.clearSslPreferences() - // `reloadWebsite` is used if returning from the Domains activity. Otherwise JavaScript might not function correctly if it is newly enabled. - @SuppressLint("SetJavaScriptEnabled") - private fun applyDomainSettings(nestedScrollWebView: NestedScrollWebView, url: String?, resetTab: Boolean, reloadWebsite: Boolean, loadUrl: Boolean) { - // Store the current URL. - nestedScrollWebView.currentUrl = url!! + // Clear the back/forward history for this WebView. + nestedScrollWebView.clearHistory() - // Parse the URL into a URI. - val uri = Uri.parse(url) + // Remove all the views from the frame layout. + webViewFrameLayout.removeAllViews() - // Extract the domain from the URI. - var newHostName = uri.host + // Destroy the internal state of the WebView. + nestedScrollWebView.destroy() + } + } - // Strings don't like to be null. - if (newHostName == null) - newHostName = "" + // Manually delete the `app_webview` folder, which contains the cookies, DOM storage, form data, and `Service Worker` cache. + // See `https://code.google.com/p/android/issues/detail?id=233826&thanks=233826&ts=1486670530`. + if (clearEverything) { + try { + // Delete the folder. + val deleteAppWebviewProcess = runtime.exec("rm -rf $privateDataDirectoryString/app_webview") - // Apply the domain settings if a new domain is being loaded or if the new domain is blank. This allows the user to set temporary settings for JavaScript, cookies, DOM storage, etc. - if (nestedScrollWebView.currentDomainName != newHostName || newHostName == "") { - // Set the new host name as the current domain name. - nestedScrollWebView.currentDomainName = newHostName + // Wait until the process has finished. + deleteAppWebviewProcess.waitFor() + } catch (exception: Exception) { + // Do nothing if an error is thrown. + } + } - // Reset the ignoring of pinned domain information. - nestedScrollWebView.ignorePinnedDomainInformation = false + // Close Privacy Browser. `finishAndRemoveTask` also removes Privacy Browser from the recent app list. + finishAndRemoveTask() - // Clear any pinned SSL certificate or IP addresses. - nestedScrollWebView.clearPinnedSslCertificate() - nestedScrollWebView.pinnedIpAddresses = "" + // Remove the terminated program from RAM. The status code is `0`. + exitProcess(0) + } - // Reset the favorite icon if specified. - if (resetTab) { - // Initialize the favorite icon. - nestedScrollWebView.initializeFavoriteIcon() + // The view parameter cannot be removed because it is called from the layout onClick. + fun closeFindOnPage(@Suppress("UNUSED_PARAMETER")view: View?) { + // Delete the contents of the find on page edit text. + findOnPageEditText.text = null - // Get the current page position. - val currentPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) + // Clear the highlighted phrases if the WebView is not null. + currentWebView?.clearMatches() - // Get the corresponding tab. - val tab = tabLayout.getTabAt(currentPagePosition) + // Hide the find on page linear layout. + findOnPageLinearLayout.visibility = View.GONE - // Update the tab if it isn't null, which sometimes happens when restarting from the background. - if (tab != null) { - // Get the tab custom view. - val tabCustomView = tab.customView!! + // Show the toolbar. + toolbar.visibility = View.VISIBLE - // Get the tab views. - val tabFavoriteIconImageView = tabCustomView.findViewById(R.id.favorite_icon_imageview) - val tabTitleTextView = tabCustomView.findViewById(R.id.title_textview) + // Get a handle for the input method manager. + val inputMethodManager = (getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager) - // Set the default favorite icon as the favorite icon for this tab. - tabFavoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(nestedScrollWebView.getFavoriteIcon(), 64, 64, true)) + // Hide the keyboard. + inputMethodManager.hideSoftInputFromWindow(toolbar.windowToken, 0) + } - // Set the loading title text. - tabTitleTextView.setText(R.string.loading) - } - } + // The view parameter cannot be removed because it is called from the layout onClick. + fun closeTab(@Suppress("UNUSED_PARAMETER")view: View?) { + // Run the command according to the number of tabs. + if (tabLayout.tabCount > 1) { // There is more than one tab open. + // Get the current tab number. + val currentTabNumber = tabLayout.selectedTabPosition + + // Delete the current tab. + tabLayout.removeTabAt(currentTabNumber) + + // Delete the current page. If the selected page number did not change during the delete (because the newly selected tab has has same number as the previously deleted tab), it will return true, + // meaning that the current WebView must be reset. Otherwise it will happen automatically as the selected tab number changes. + if (webViewPagerAdapter!!.deletePage(currentTabNumber, webViewPager)) + setCurrentWebView(currentTabNumber) + } else { // There is only one tab open. + clearAndExit() + } + } - // Initialize the domain name in database variable. - var domainNameInDatabase: String? = null + override fun createBookmark(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { + // Get the dialog. + val dialog = dialogFragment.dialog!! - // Check the hostname against the domain settings set. - if (domainsSettingsSet.contains(newHostName)) { // The hostname is contained in the domain settings set. - // Record the domain name in the database. - domainNameInDatabase = newHostName + // Get the views from the dialog fragment. + val createBookmarkNameEditText = dialog.findViewById(R.id.create_bookmark_name_edittext) + val createBookmarkUrlEditText = dialog.findViewById(R.id.create_bookmark_url_edittext) - // Set the domain settings applied tracker to true. - nestedScrollWebView.domainSettingsApplied = true - } else { // The hostname is not contained in the domain settings set. - // Set the domain settings applied tracker to false. - nestedScrollWebView.domainSettingsApplied = false - } + // Extract the strings from the edit texts. + val bookmarkNameString = createBookmarkNameEditText.text.toString() + val bookmarkUrlString = createBookmarkUrlEditText.text.toString() - // Check all the subdomains of the host name against wildcard domains in the domain cursor. - while (!nestedScrollWebView.domainSettingsApplied && newHostName!!.contains(".")) { // Stop checking if domain settings are already applied or there are no more `.` in the hostname. - if (domainsSettingsSet.contains("*.$newHostName")) { // Check the host name prepended by `*.`. - // Set the domain settings applied tracker to true. - nestedScrollWebView.domainSettingsApplied = true + // Create a favorite icon byte array output stream. + val favoriteIconByteArrayOutputStream = ByteArrayOutputStream() - // Store the applied domain names as it appears in the database. - domainNameInDatabase = "*.$newHostName" - } + // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG). + favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream) - // Strip out the lowest subdomain of of the host name. - newHostName = newHostName.substring(newHostName.indexOf(".") + 1) - } + // Convert the favorite icon byte array stream to a byte array. + val favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray() - // Store the general preference information. - val defaultFontSizeString = sharedPreferences.getString(getString(R.string.font_size_key), getString(R.string.font_size_default_value)) - val defaultUserAgentName = sharedPreferences.getString(getString(R.string.user_agent_key), getString(R.string.user_agent_default_value)) - val defaultSwipeToRefresh = sharedPreferences.getBoolean(getString(R.string.swipe_to_refresh_key), true) - val webViewTheme = sharedPreferences.getString(getString(R.string.webview_theme_key), getString(R.string.webview_theme_default_value)) - val wideViewport = sharedPreferences.getBoolean(getString(R.string.wide_viewport_key), true) - val displayWebpageImages = sharedPreferences.getBoolean(getString(R.string.display_webpage_images_key), true) + // Display the new bookmark below the current items in the (0 indexed) list. + val newBookmarkDisplayOrder = bookmarksListView.count - // Get the WebView theme entry values string array. - val webViewThemeEntryValuesStringArray = resources.getStringArray(R.array.webview_theme_entry_values) + // Create the bookmark. + bookmarksDatabaseHelper!!.createBookmark(bookmarkNameString, bookmarkUrlString, currentBookmarksFolder, newBookmarkDisplayOrder, favoriteIconByteArray) - // Initialize the user agent array adapter and string array. - val userAgentNamesArray = ArrayAdapter.createFromResource(this, R.array.user_agent_names, R.layout.spinner_item) - val userAgentDataArray = resources.getStringArray(R.array.user_agent_data) + // Update the bookmarks cursor with the current contents of this folder. + bookmarksCursor = bookmarksDatabaseHelper!!.getBookmarksByDisplayOrder(currentBookmarksFolder) - // Apply either the domain settings for the default settings. - if (nestedScrollWebView.domainSettingsApplied) { // The url has custom domain settings. - // Get a cursor for the current host. - val currentDomainSettingsCursor = domainsDatabaseHelper!!.getCursorForDomainName(domainNameInDatabase!!) + // Update the list view. + bookmarksCursorAdapter.changeCursor(bookmarksCursor) - // Move to the first position. - currentDomainSettingsCursor.moveToFirst() + // Scroll to the new bookmark. + bookmarksListView.setSelection(newBookmarkDisplayOrder) + } - // Get the settings from the cursor. - nestedScrollWebView.domainSettingsDatabaseId = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ID)) - nestedScrollWebView.settings.javaScriptEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_JAVASCRIPT)) == 1 - nestedScrollWebView.acceptCookies = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.COOKIES)) == 1 - nestedScrollWebView.settings.domStorageEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_DOM_STORAGE)) == 1 - // Form data can be removed once the minimum API >= 26. - val saveFormData = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FORM_DATA)) == 1 - nestedScrollWebView.easyListEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYLIST)) == 1 - nestedScrollWebView.easyPrivacyEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYPRIVACY)) == 1 - nestedScrollWebView.fanboysAnnoyanceListEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST)) == 1 - nestedScrollWebView.fanboysSocialBlockingListEnabled = - currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST)) == 1 - nestedScrollWebView.ultraListEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ULTRALIST)) == 1 - nestedScrollWebView.ultraPrivacyEnabled = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY)) == 1 - nestedScrollWebView.blockAllThirdPartyRequests = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS)) == 1 - val userAgentName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.USER_AGENT)) - val fontSize = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.FONT_SIZE)) - val swipeToRefreshInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SWIPE_TO_REFRESH)) - val webViewThemeInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WEBVIEW_THEME)) - val wideViewportInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WIDE_VIEWPORT)) - val displayWebpageImagesInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DISPLAY_IMAGES)) - val pinnedSslCertificate = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE)) == 1 - val pinnedSslIssuedToCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME)) - val pinnedSslIssuedToOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION)) - val pinnedSslIssuedToUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT)) - val pinnedSslIssuedByCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME)) - val pinnedSslIssuedByOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION)) - val pinnedSslIssuedByUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT)) - val pinnedSslStartDate = Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_START_DATE))) - val pinnedSslEndDate = Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_END_DATE))) - val pinnedIpAddresses = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_IP_ADDRESSES)) == 1 - val pinnedHostIpAddresses = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.IP_ADDRESSES)) + override fun createBookmarkFolder(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) { + // Get the dialog. + val dialog = dialogFragment.dialog!! - // Close the current host domain settings cursor. - currentDomainSettingsCursor.close() + // Get handles for the views in the dialog fragment. + val folderNameEditText = dialog.findViewById(R.id.folder_name_edittext) + val defaultIconRadioButton = dialog.findViewById(R.id.default_icon_radiobutton) + val defaultIconImageView = dialog.findViewById(R.id.default_icon_imageview) - // If there is a pinned SSL certificate, store it in the WebView. - if (pinnedSslCertificate) - nestedScrollWebView.setPinnedSslCertificate(pinnedSslIssuedToCName, pinnedSslIssuedToOName, pinnedSslIssuedToUName, pinnedSslIssuedByCName, pinnedSslIssuedByOName, pinnedSslIssuedByUName, - pinnedSslStartDate, pinnedSslEndDate) + // Get new folder name string. + val folderNameString = folderNameEditText.text.toString() - // If there is a pinned IP address, store it in the WebView. - if (pinnedIpAddresses) - nestedScrollWebView.pinnedIpAddresses = pinnedHostIpAddresses + // Set the folder icon bitmap according to the dialog. + val folderIconBitmap: Bitmap = if (defaultIconRadioButton.isChecked) { // Use the default folder icon. + // Get the default folder icon drawable. + val folderIconDrawable = defaultIconImageView.drawable - // Apply the cookie domain settings. - cookieManager.setAcceptCookie(nestedScrollWebView.acceptCookies) + // Convert the folder icon drawable to a bitmap drawable. + val folderIconBitmapDrawable = folderIconDrawable as BitmapDrawable - // Apply the form data setting if the API < 26. - @Suppress("DEPRECATION") - if (Build.VERSION.SDK_INT < 26) - nestedScrollWebView.settings.saveFormData = saveFormData + // Convert the folder icon bitmap drawable to a bitmap. + folderIconBitmapDrawable.bitmap + } else { // Use the WebView favorite icon. + // Copy the favorite icon bitmap to the folder icon bitmap. + favoriteIconBitmap + } - // Apply the font size. - try { // Try the specified font size to see if it is valid. - if (fontSize == 0) { // Apply the default font size. - // Set the font size from the value in the app settings. - nestedScrollWebView.settings.textZoom = defaultFontSizeString!!.toInt() - } else { // Apply the font size from domain settings. - nestedScrollWebView.settings.textZoom = fontSize - } - } catch (exception: Exception) { // The specified font size is invalid - // Set the font size to be 100% - nestedScrollWebView.settings.textZoom = 100 - } + // Create a folder icon byte array output stream. + val folderIconByteArrayOutputStream = ByteArrayOutputStream() - // Set the user agent. - if (userAgentName == getString(R.string.system_default_user_agent)) { // Use the system default user agent. - // Set the user agent according to the system default. - when (val defaultUserAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName)) { - // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names. - UNRECOGNIZED_USER_AGENT -> nestedScrollWebView.settings.userAgentString = defaultUserAgentName + // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG). + folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, folderIconByteArrayOutputStream) - // Set the user agent to `""`, which uses the default value. - SETTINGS_WEBVIEW_DEFAULT_USER_AGENT -> nestedScrollWebView.settings.userAgentString = "" + // Convert the folder icon byte array stream to a byte array. + val folderIconByteArray = folderIconByteArrayOutputStream.toByteArray() - // Set the default custom user agent. - SETTINGS_CUSTOM_USER_AGENT -> nestedScrollWebView.settings.userAgentString = - sharedPreferences.getString(getString(R.string.custom_user_agent_key), getString(R.string.custom_user_agent_default_value)) + // Move all the bookmarks down one in the display order. + for (i in 0 until bookmarksListView.count) { + // Get the bookmark database id. + val databaseId = bookmarksListView.getItemIdAtPosition(i).toInt() - // Get the user agent string from the user agent data array - else -> nestedScrollWebView.settings.userAgentString = userAgentDataArray[defaultUserAgentArrayPosition] - } - } else { // Set the user agent according to the stored name. - // Set the user agent. - when (val userAgentArrayPosition = userAgentNamesArray.getPosition(userAgentName)) { - // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names. - UNRECOGNIZED_USER_AGENT -> - nestedScrollWebView.settings.userAgentString = userAgentName + // Move the bookmark down one slot. + bookmarksDatabaseHelper!!.updateDisplayOrder(databaseId, i + 1) + } - // Set the user agent to `""`, which uses the default value. - SETTINGS_WEBVIEW_DEFAULT_USER_AGENT -> - nestedScrollWebView.settings.userAgentString = "" + // Create the folder, which will be placed at the top of the list view. + bookmarksDatabaseHelper!!.createFolder(folderNameString, currentBookmarksFolder, folderIconByteArray) - // Get the user agent string from the user agent data array. - else -> - nestedScrollWebView.settings.userAgentString = userAgentDataArray[userAgentArrayPosition] - } - } + // Update the bookmarks cursor with the current contents of this folder. + bookmarksCursor = bookmarksDatabaseHelper!!.getBookmarksByDisplayOrder(currentBookmarksFolder) - // Set swipe to refresh. - when (swipeToRefreshInt) { - DomainsDatabaseHelper.SYSTEM_DEFAULT -> { - // Store the swipe to refresh status in the nested scroll WebView. - nestedScrollWebView.swipeToRefresh = defaultSwipeToRefresh + // Update the list view. + bookmarksCursorAdapter.changeCursor(bookmarksCursor) - // Update the swipe refresh layout. - if (defaultSwipeToRefresh) { // Swipe to refresh is enabled. - // Update the status of the swipe refresh layout if the current WebView is not null (crash reports indicate that in some unexpected way it sometimes is null). - if (currentWebView != null) { - // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes. - swipeRefreshLayout.isEnabled = (currentWebView!!.scrollY == 0) - } - } else { // Swipe to refresh is disabled. - // Disable the swipe refresh layout. - swipeRefreshLayout.isEnabled = false - } - } + // Scroll to the new folder. + bookmarksListView.setSelection(0) + } - DomainsDatabaseHelper.ENABLED -> { - // Store the swipe to refresh status in the nested scroll WebView. - nestedScrollWebView.swipeToRefresh = true + private fun downloadUrlWithExternalApp(url: String) { + // Create a download intent. Not specifying the action type will display the maximum number of options. + val downloadIntent = Intent() - // Update the status of the swipe refresh layout if the current WebView is not null (crash reports indicate that in some unexpected way it sometimes is null). - if (currentWebView != null) { - // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes. - swipeRefreshLayout.isEnabled = (currentWebView!!.scrollY == 0) - } - } + // Set the URI and the mime type. + downloadIntent.setDataAndType(Uri.parse(url), "text/html") - DomainsDatabaseHelper.DISABLED -> { - // Store the swipe to refresh status in the nested scroll WebView. - nestedScrollWebView.swipeToRefresh = false + // Flag the intent to open in a new task. + downloadIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK - // Disable swipe to refresh. - swipeRefreshLayout.isEnabled = false - } - } + // Show the chooser. + startActivity(Intent.createChooser(downloadIntent, getString(R.string.download_with_external_app))) + } - // Set the WebView theme if device is running API >= 29 and algorithmic darkening is supported. - if ((Build.VERSION.SDK_INT >= 29) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { - // Set the WebView theme. - when (webViewThemeInt) { - // Set the WebView theme. - DomainsDatabaseHelper.SYSTEM_DEFAULT -> - when (webViewTheme) { - // The light theme is selected. Turn off algorithmic darkening. - webViewThemeEntryValuesStringArray[1] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) + private fun exitFullScreenVideo() { + // Re-enable the screen timeout. + fullScreenVideoFrameLayout.keepScreenOn = false - // The dark theme is selected. Turn on algorithmic darkening. - webViewThemeEntryValuesStringArray[2] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) + // Unset the full screen video flag. + displayingFullScreenVideo = false - // The system default theme is selected. - else -> { - // Get the current system theme status. - val currentThemeStatus = resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK + // Remove all the views from the full screen video frame layout. + fullScreenVideoFrameLayout.removeAllViews() - // Set the algorithmic darkening according to the current system theme status. - WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) - } - } + // Hide the full screen video frame layout. + fullScreenVideoFrameLayout.visibility = View.GONE - // Turn off algorithmic darkening. - DomainsDatabaseHelper.LIGHT_THEME -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) + // Enable the sliding drawers. + drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED) - // Turn on algorithmic darkening. - DomainsDatabaseHelper.DARK_THEME -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) - } - } + // Show the coordinator layout. + coordinatorLayout.visibility = View.VISIBLE - // Set the wide viewport status. - when (wideViewportInt) { - DomainsDatabaseHelper.SYSTEM_DEFAULT -> nestedScrollWebView.settings.useWideViewPort = wideViewport - DomainsDatabaseHelper.ENABLED -> nestedScrollWebView.settings.useWideViewPort = true - DomainsDatabaseHelper.DISABLED -> nestedScrollWebView.settings.useWideViewPort = false - } + // Apply the appropriate full screen mode flags. + if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode. + // Hide the app bar if specified. + if (hideAppBar) { + // Hide the tab linear layout. + tabsLinearLayout.visibility = View.GONE - // Set the display webpage images status. - when (displayWebpageImagesInt) { - DomainsDatabaseHelper.SYSTEM_DEFAULT -> nestedScrollWebView.settings.loadsImagesAutomatically = displayWebpageImages - DomainsDatabaseHelper.ENABLED -> nestedScrollWebView.settings.loadsImagesAutomatically = true - DomainsDatabaseHelper.DISABLED -> nestedScrollWebView.settings.loadsImagesAutomatically = false - } + // Hide the app bar. + appBar.hide() + } - // Set a background on the URL relative layout to indicate that custom domain settings are being used. - urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.drawable.domain_settings_url_background) - } else { // The new URL does not have custom domain settings. Load the defaults. - // Store the values from the shared preferences. - nestedScrollWebView.settings.javaScriptEnabled = sharedPreferences.getBoolean(getString(R.string.javascript_key), false) - nestedScrollWebView.acceptCookies = sharedPreferences.getBoolean(getString(R.string.cookies_key), false) - nestedScrollWebView.settings.domStorageEnabled = sharedPreferences.getBoolean(getString(R.string.dom_storage_key), false) - val saveFormData = sharedPreferences.getBoolean(getString(R.string.save_form_data_key), false) // Form data can be removed once the minimum API >= 26. - nestedScrollWebView.easyListEnabled = sharedPreferences.getBoolean(getString(R.string.easylist_key), true) - nestedScrollWebView.easyPrivacyEnabled = sharedPreferences.getBoolean(getString(R.string.easyprivacy_key), true) - nestedScrollWebView.fanboysAnnoyanceListEnabled = sharedPreferences.getBoolean(getString(R.string.fanboys_annoyance_list_key), true) - nestedScrollWebView.fanboysSocialBlockingListEnabled = sharedPreferences.getBoolean(getString(R.string.fanboys_social_blocking_list_key), true) - nestedScrollWebView.ultraListEnabled = sharedPreferences.getBoolean(getString(R.string.ultralist_key), true) - nestedScrollWebView.ultraPrivacyEnabled = sharedPreferences.getBoolean(getString(R.string.ultraprivacy_key), true) - nestedScrollWebView.blockAllThirdPartyRequests = sharedPreferences.getBoolean(getString(R.string.block_all_third_party_requests_key), false) + /* Hide the system bars. + * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. + * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. + * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. + * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. + */ - // Apply the default cookie setting. - cookieManager.setAcceptCookie(nestedScrollWebView.acceptCookies) + // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY + } else { // Switch to normal viewing mode. + // Remove the `SYSTEM_UI` flags from the root frame layout. The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = 0 + } + } - // Apply the default font size setting. - try { - // Try to set the font size from the value in the app settings. - nestedScrollWebView.settings.textZoom = defaultFontSizeString!!.toInt() - } catch (exception: Exception) { - // If the app settings value is invalid, set the font size to 100%. - nestedScrollWebView.settings.textZoom = 100 - } + // The view parameter cannot be removed because it is called from the layout onClick. + fun findNextOnPage(@Suppress("UNUSED_PARAMETER")view: View?) { + // Go to the next highlighted phrase on the page. `true` goes forwards instead of backwards. + currentWebView!!.findNext(true) + } - // Apply the form data setting if the API < 26. - if (Build.VERSION.SDK_INT < 26) - @Suppress("DEPRECATION") - nestedScrollWebView.settings.saveFormData = saveFormData + // The view parameter cannot be removed because it is called from the layout onClick. + fun findPreviousOnPage(@Suppress("UNUSED_PARAMETER")view: View?) { + // Go to the previous highlighted phrase on the page. `false` goes backwards instead of forwards. + currentWebView!!.findNext(false) + } - // Store the swipe to refresh status in the nested scroll WebView. - nestedScrollWebView.swipeToRefresh = defaultSwipeToRefresh + override fun finishedPopulatingBlocklists(combinedBlocklists: ArrayList>>>) { + // Store the blocklists. + easyList = combinedBlocklists[0] + easyPrivacy = combinedBlocklists[1] + fanboysAnnoyanceList = combinedBlocklists[2] + fanboysSocialList = combinedBlocklists[3] + ultraList = combinedBlocklists[4] + ultraPrivacy = combinedBlocklists[5] - // Update the swipe refresh layout. - if (defaultSwipeToRefresh) { // Swipe to refresh is enabled. - // Update the status of the swipe refresh layout if the current WebView is not null (crash reports indicate that in some unexpected way it sometimes is null). - if (currentWebView != null) { - // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes. - swipeRefreshLayout.isEnabled = currentWebView!!.scrollY == 0 - } - } else { // Swipe to refresh is disabled. - // Disable the swipe refresh layout. - swipeRefreshLayout.isEnabled = false - } + // Check to see if the activity has been restarted with a saved state. + if ((savedStateArrayList == null) || (savedStateArrayList!!.size == 0)) { // The activity has not been restarted or it was restarted on start to change the theme. + // Add the first tab. + addNewTab("", true) + } else { // The activity has been restarted. + // Restore each tab. + for (i in savedStateArrayList!!.indices) { + // Add a new tab. + tabLayout.addTab(tabLayout.newTab()) - // Reset the domain settings database ID. - nestedScrollWebView.domainSettingsDatabaseId = -1 + // Get the new tab. + val newTab = tabLayout.getTabAt(i)!! - // Set the user agent. - when (val userAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName)) { - // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names. - UNRECOGNIZED_USER_AGENT -> nestedScrollWebView.settings.userAgentString = defaultUserAgentName + // Set a custom view on the new tab. + newTab.setCustomView(R.layout.tab_custom_view) - // Set the user agent to `""`, which uses the default value. - SETTINGS_WEBVIEW_DEFAULT_USER_AGENT -> nestedScrollWebView.settings.userAgentString = "" + // Add the new page. + webViewPagerAdapter!!.restorePage(savedStateArrayList!![i], savedNestedScrollWebViewStateArrayList!![i]) + } - // Set the default custom user agent. - SETTINGS_CUSTOM_USER_AGENT -> nestedScrollWebView.settings.userAgentString = - sharedPreferences.getString(getString(R.string.custom_user_agent_key), getString(R.string.custom_user_agent_default_value)) + // Reset the saved state variables. + savedStateArrayList = null + savedNestedScrollWebViewStateArrayList = null - // Get the user agent string from the user agent data array - else -> nestedScrollWebView.settings.userAgentString = userAgentDataArray[userAgentArrayPosition] - } + // Restore the selected tab position. + if (savedTabPosition == 0) { // The first tab is selected. + // Set the first page as the current WebView. + setCurrentWebView(0) + } else { // The first tab is not selected. + // Move to the selected tab. + webViewPager.currentItem = savedTabPosition + } - // Set the WebView theme if the device is running API >= 29 and algorithmic darkening is supported. - if ((Build.VERSION.SDK_INT >= 29) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { - // Set the WebView theme. - when (webViewTheme) { - // The light theme is selected. Turn off algorithmic darkening. - webViewThemeEntryValuesStringArray[1] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) + // Get the intent that started the app. + val intent = intent - // The dark theme is selected. Turn on algorithmic darkening. - webViewThemeEntryValuesStringArray[2] -> WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) + // Reset the intent. This prevents a duplicate tab from being created on restart. + setIntent(Intent()) - // The system default theme is selected. Get the current system theme status. - else -> { - // Get the current theme status. - val currentThemeStatus = resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK + // Get the information from the intent. + val intentAction = intent.action + val intentUriData = intent.data + val intentStringExtra = intent.getStringExtra(Intent.EXTRA_TEXT) - // Set the algorithmic darkening according to the current system theme status. - WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, currentThemeStatus == Configuration.UI_MODE_NIGHT_YES) - } + // Determine if this is a web search. + val isWebSearch = (intentAction != null) && (intentAction == Intent.ACTION_WEB_SEARCH) + + // Only process the URI if it contains data or it is a web search. If the user pressed the desktop icon after the app was already running the URI will be null. + if ((intentUriData != null) || (intentStringExtra != null) || isWebSearch) { + // Get the URL string. + val urlString = if (isWebSearch) { // The intent is a web search. + // Sanitize the search input. + val encodedSearchString: String = try { + URLEncoder.encode(intent.getStringExtra(SearchManager.QUERY), "UTF-8") + } catch (exception: UnsupportedEncodingException) { + "" } - } - // Set the viewport. - nestedScrollWebView.settings.useWideViewPort = wideViewport + // Add the base search URL. + searchURL + encodedSearchString + } else { // The intent contains a URL formatted as a URI or a URL in the string extra. + // Get the URL string. + intentUriData?.toString() ?: intentStringExtra!! + } - // Set the loading of webpage images. - nestedScrollWebView.settings.loadsImagesAutomatically = displayWebpageImages + // Add a new tab if specified in the preferences. + if (sharedPreferences.getBoolean(getString(R.string.open_intents_in_new_tab_key), true)) { // Load the URL in a new tab. + // Set the loading new intent flag. + loadingNewIntent = true - // Set a transparent background on the URL relative layout. - urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.color.transparent) + // Add a new tab. + addNewTab(urlString, true) + } else { // Load the URL in the current tab. + // Make it so. + loadUrl(currentWebView!!, urlString) + } } - - // Update the privacy icons. - updatePrivacyIcons(true) } - - // Reload the website if returning from the Domains activity. - if (reloadWebsite) - nestedScrollWebView.reload() - - // Load the URL if directed. This makes sure that the domain settings are properly loaded before the URL. By using `loadUrl()`, instead of `loadUrlFromBase()`, the Referer header will never be sent. - if (loadUrl) - nestedScrollWebView.loadUrl(url) } - private fun applyProxy(reloadWebViews: Boolean) { - // Set the proxy according to the mode. - proxyHelper.setProxy(applicationContext, appBarLayout, proxyMode) + // Remove the warning that `OnTouchListener()` needs to override `performClick()`, as the only purpose of setting the `OnTouchListener()` is to make it do nothing. + @SuppressLint("ClickableViewAccessibility") + private fun initializeApp() { + // Get a handle for the input method. + val inputMethodManager = (getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager) - // Reset the waiting for proxy tracker. - waitingForProxy = false + // Initialize the color spans for highlighting the URLs. + initialGrayColorSpan = ForegroundColorSpan(getColor(R.color.gray_500)) + finalGrayColorSpan = ForegroundColorSpan(getColor(R.color.gray_500)) + redColorSpan = ForegroundColorSpan(getColor(R.color.red_text)) - // Set the proxy. - when (proxyMode) { - ProxyHelper.NONE -> { - // Initialize a color background typed value. - val colorBackgroundTypedValue = TypedValue() + // Remove the formatting from the URL edit text when the user is editing the text. + urlEditText.onFocusChangeListener = View.OnFocusChangeListener { _: View?, hasFocus: Boolean -> + if (hasFocus) { // The user is editing the URL text box. + // Remove the syntax highlighting. + urlEditText.text.removeSpan(redColorSpan) + urlEditText.text.removeSpan(initialGrayColorSpan) + urlEditText.text.removeSpan(finalGrayColorSpan) + } else { // The user has stopped editing the URL text box. + // Move to the beginning of the string. + urlEditText.setSelection(0) - // Get the color background from the theme. - theme.resolveAttribute(android.R.attr.colorBackground, colorBackgroundTypedValue, true) + // Reapply the syntax highlighting. + UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) + } + } - // Get the color background int from the typed value. - val colorBackgroundInt = colorBackgroundTypedValue.data + // Set the go button on the keyboard to load the URL in url text box. + urlEditText.setOnKeyListener { _: View?, keyCode: Int, keyEvent: KeyEvent -> + // If the event is a key-down event on the `enter` button, load the URL. + if ((keyEvent.action == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { // The enter key was pressed. + // Load the URL. + loadUrlFromTextBox() - // Set the default app bar layout background. - appBarLayout.setBackgroundColor(colorBackgroundInt) + // Consume the event. + return@setOnKeyListener true + } else { // Some other key was pressed. + // Do not consume the event. + return@setOnKeyListener false } + } - ProxyHelper.TOR -> { - // Set the app bar background to indicate proxying is enabled. - appBarLayout.setBackgroundResource(R.color.proxy_appbar_background) + // Create an Orbot status broadcast receiver. + orbotStatusBroadcastReceiver = object : BroadcastReceiver() { + override fun onReceive(context: Context, intent: Intent) { + // Get the content of the status message. + orbotStatus = intent.getStringExtra("org.torproject.android.intent.extra.STATUS")!! - // Check to see if Orbot is installed. - try { - // Get the package manager. - val packageManager = packageManager + // If Privacy Browser is waiting on the proxy, load the website now that Orbot is connected. + if ((orbotStatus == ProxyHelper.ORBOT_STATUS_ON) && waitingForProxy) { + // Reset the waiting for proxy status. + waitingForProxy = false + + // Get a list of the current fragments. + val fragmentList = supportFragmentManager.fragments + + // Check each fragment to see if it is a waiting for proxy dialog. Sometimes more than one is displayed. + for (i in fragmentList.indices) { + // Get the fragment tag. + val fragmentTag = fragmentList[i].tag + + // Check to see if it is the waiting for proxy dialog. + if (fragmentTag != null && fragmentTag == getString(R.string.waiting_for_proxy_dialog)) { + // Dismiss the waiting for proxy dialog. + (fragmentList[i] as DialogFragment).dismiss() + } + } + + // Reload existing URLs and load any URLs that are waiting for the proxy. + for (i in 0 until webViewPagerAdapter!!.count) { + // Get the WebView tab fragment. + val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) + + // Get the fragment view. + val fragmentView = webViewTabFragment.view - // Check to see if Orbot is in the list. This will throw an error and drop to the catch section if it isn't installed. The deprecated method must be used until the minimum API >= 33. - @Suppress("DEPRECATION") - packageManager.getPackageInfo("org.torproject.android", 0) + // Only process the WebViews if they exist. + if (fragmentView != null) { + // Get the nested scroll WebView from the tab fragment. + val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) - // Check to see if the proxy is ready. - if (orbotStatus != ProxyHelper.ORBOT_STATUS_ON) { // Orbot is not ready. - // Set the waiting for proxy status. - waitingForProxy = true + // Get the waiting for proxy URL string. + val waitingForProxyUrlString = nestedScrollWebView.waitingForProxyUrlString - // Show the waiting for proxy dialog if it isn't already displayed. - if (supportFragmentManager.findFragmentByTag(getString(R.string.waiting_for_proxy_dialog)) == null) { - // Get a handle for the waiting for proxy alert dialog. - val waitingForProxyDialogFragment = WaitingForProxyDialog() + // Load the pending URL if it exists. + if (waitingForProxyUrlString.isNotEmpty()) { // A URL is waiting to be loaded. + // Load the URL. + loadUrl(nestedScrollWebView, waitingForProxyUrlString) - // Try to show the dialog. Sometimes the window is not yet active if returning from Settings. - try { - // Show the waiting for proxy alert dialog. - waitingForProxyDialogFragment.show(supportFragmentManager, getString(R.string.waiting_for_proxy_dialog)) - } catch (waitingForTorException: Exception) { - // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. - pendingDialogsArrayList.add(PendingDialogDataClass(waitingForProxyDialogFragment, getString(R.string.waiting_for_proxy_dialog))) + // Reset the waiting for proxy URL string. + nestedScrollWebView.waitingForProxyUrlString = "" + } else { // No URL is waiting to be loaded. + // Reload the existing URL. + nestedScrollWebView.reload() } } } - } catch (exception: PackageManager.NameNotFoundException) { // Orbot is not installed. - // Show the Orbot not installed dialog if it is not already displayed. - if (supportFragmentManager.findFragmentByTag(getString(R.string.proxy_not_installed_dialog)) == null) { - // Get a handle for the Orbot not installed alert dialog. - val orbotNotInstalledDialogFragment = ProxyNotInstalledDialog.displayDialog(proxyMode) - - // Try to show the dialog. Sometimes the window is not yet active if returning from Settings. - try { - // Display the Orbot not installed alert dialog. - orbotNotInstalledDialogFragment.show(supportFragmentManager, getString(R.string.proxy_not_installed_dialog)) - } catch (orbotNotInstalledException: Exception) { - // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. - pendingDialogsArrayList.add(PendingDialogDataClass(orbotNotInstalledDialogFragment, getString(R.string.proxy_not_installed_dialog))) - } - } } } + } - ProxyHelper.I2P -> { - // Set the app bar background to indicate proxying is enabled. - appBarLayout.setBackgroundResource(R.color.proxy_appbar_background) + // Register the Orbot status broadcast receiver. + registerReceiver(orbotStatusBroadcastReceiver, IntentFilter("org.torproject.android.intent.action.STATUS")) - // Check to see if I2P is installed. - try { - // Check to see if the F-Droid flavor is installed. This will throw an error and drop to the catch section if it isn't installed. - // The deprecated method must be used until the minimum API >= 33. - @Suppress("DEPRECATION") - packageManager.getPackageInfo("net.i2p.android.router", 0) - } catch (fdroidException: PackageManager.NameNotFoundException) { // The F-Droid flavor is not installed. - try { - // Check to see if the Google Play flavor is installed. This will throw an error and drop to the catch section if it isn't installed. - // The deprecated method must be used until the minimum API >= 33. - @Suppress("DEPRECATION") - packageManager.getPackageInfo("net.i2p.android", 0) - } catch (googlePlayException: PackageManager.NameNotFoundException) { // The Google Play flavor is not installed. - // Sow the I2P not installed dialog if it is not already displayed. - if (supportFragmentManager.findFragmentByTag(getString(R.string.proxy_not_installed_dialog)) == null) { - // Get a handle for the waiting for proxy alert dialog. - val i2pNotInstalledDialogFragment = ProxyNotInstalledDialog.displayDialog(proxyMode) + // Get handles for views that need to be modified. + val bookmarksHeaderLinearLayout = findViewById(R.id.bookmarks_header_linearlayout) + val launchBookmarksActivityFab = findViewById(R.id.launch_bookmarks_activity_fab) + val createBookmarkFolderFab = findViewById(R.id.create_bookmark_folder_fab) + val createBookmarkFab = findViewById(R.id.create_bookmark_fab) - // Try to show the dialog. Sometimes the window is not yet active if returning from Settings. - try { - // Display the I2P not installed alert dialog. - i2pNotInstalledDialogFragment.show(supportFragmentManager, getString(R.string.proxy_not_installed_dialog)) - } catch (i2pNotInstalledException: Exception) { - // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. - pendingDialogsArrayList.add(PendingDialogDataClass(i2pNotInstalledDialogFragment, getString(R.string.proxy_not_installed_dialog))) - } - } + // Update the WebView pager every time a tab is modified. + webViewPager.addOnPageChangeListener(object : ViewPager.OnPageChangeListener { + override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {} + + override fun onPageSelected(position: Int) { + // Close the find on page bar if it is open. + closeFindOnPage(null) + + // Set the current WebView. + setCurrentWebView(position) + + // Select the corresponding tab if it does not match the currently selected page. This will happen if the page was scrolled by creating a new tab. + if (tabLayout.selectedTabPosition != position) { + // Wait until the new tab has been created. + tabLayout.post { + // Get a handle for the tab. + val tab = tabLayout.getTabAt(position)!! + + // Select the tab. + tab.select() } } } - ProxyHelper.CUSTOM -> - // Set the app bar background to indicate proxying is enabled. - appBarLayout.setBackgroundResource(R.color.proxy_appbar_background) - } + override fun onPageScrollStateChanged(state: Int) {} + }) - // Reload the WebViews if requested and not waiting for the proxy. - if (reloadWebViews && !waitingForProxy) { - // Reload the WebViews. - for (i in 0 until webViewPagerAdapter!!.count) { - // Get the WebView tab fragment. - val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) + // Handle tab selections. + tabLayout.addOnTabSelectedListener(object : TabLayout.OnTabSelectedListener { + override fun onTabSelected(tab: TabLayout.Tab) { + // Select the same page in the view pager. + webViewPager.currentItem = tab.position + } - // Get the fragment view. - val fragmentView = webViewTabFragment.view + override fun onTabUnselected(tab: TabLayout.Tab) {} - // Only reload the WebViews if they exist. - if (fragmentView != null) { - // Get the nested scroll WebView from the tab fragment. - val nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview) + override fun onTabReselected(tab: TabLayout.Tab) { + // Instantiate the View SSL Certificate dialog. + val viewSslCertificateDialogFragment: DialogFragment = ViewSslCertificateDialog.displayDialog(currentWebView!!.webViewFragmentId, currentWebView!!.getFavoriteIcon()) - // Reload the WebView. - nestedScrollWebView.reload() - } + // Display the View SSL Certificate dialog. + viewSslCertificateDialogFragment.show(supportFragmentManager, getString(R.string.view_ssl_certificate)) } - } - } + }) - private fun updatePrivacyIcons(runInvalidateOptionsMenu: Boolean) { - // Only update the privacy icons if the options menu and the current WebView have already been populated. - if ((optionsMenu != null) && (currentWebView != null)) { - // Update the privacy icon. - if (currentWebView!!.settings.javaScriptEnabled) // JavaScript is enabled. - optionsPrivacyMenuItem.setIcon(R.drawable.javascript_enabled) - else if (currentWebView!!.acceptCookies) // JavaScript is disabled but cookies are enabled. - optionsPrivacyMenuItem.setIcon(R.drawable.warning) - else // All the dangerous features are disabled. - optionsPrivacyMenuItem.setIcon(R.drawable.privacy_mode) + // Set a touch listener on the bookmarks header linear layout so that touches don't pass through to the button underneath. + bookmarksHeaderLinearLayout.setOnTouchListener { _: View?, _: MotionEvent? -> true } - // Update the cookies icon. - if (currentWebView!!.acceptCookies) - optionsCookiesMenuItem.setIcon(R.drawable.cookies_enabled) - else - optionsCookiesMenuItem.setIcon(R.drawable.cookies_disabled) + // Set the launch bookmarks activity floating action button to launch the bookmarks activity. + launchBookmarksActivityFab.setOnClickListener { + // Get a copy of the favorite icon bitmap. + val currentFavoriteIconBitmap = currentWebView!!.getFavoriteIcon() - // Update the refresh icon. - if (optionsRefreshMenuItem.title == getString(R.string.refresh)) // The refresh icon is displayed. - optionsRefreshMenuItem.setIcon(R.drawable.refresh_enabled) - else // The stop icon is displayed. - optionsRefreshMenuItem.setIcon(R.drawable.close_blue) + // Create a favorite icon byte array output stream. + val currentFavoriteIconByteArrayOutputStream = ByteArrayOutputStream() - // `invalidateOptionsMenu()` calls `onPrepareOptionsMenu()` and redraws the icons in the app bar. - if (runInvalidateOptionsMenu) - invalidateOptionsMenu() - } - } + // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG). + currentFavoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, currentFavoriteIconByteArrayOutputStream) - private fun loadBookmarksFolder() { - // Update the bookmarks cursor with the contents of the bookmarks database for the current folder. - bookmarksCursor = bookmarksDatabaseHelper!!.getBookmarksByDisplayOrder(currentBookmarksFolder) + // Convert the favorite icon byte array stream to a byte array. + val currentFavoriteIconByteArray = currentFavoriteIconByteArrayOutputStream.toByteArray() - // Populate the bookmarks cursor adapter. - bookmarksCursorAdapter = object : CursorAdapter(this, bookmarksCursor, false) { - override fun newView(context: Context, cursor: Cursor, parent: ViewGroup): View { - // Inflate the individual item layout. - return layoutInflater.inflate(R.layout.bookmarks_drawer_item_linearlayout, parent, false) - } + // Create an intent to launch the bookmarks activity. + val bookmarksIntent = Intent(applicationContext, BookmarksActivity::class.java) - override fun bindView(view: View, context: Context, cursor: Cursor) { - // Get handles for the views. - val bookmarkFavoriteIcon = view.findViewById(R.id.bookmark_favorite_icon) - val bookmarkNameTextView = view.findViewById(R.id.bookmark_name) + // Add the extra information to the intent. + bookmarksIntent.putExtra(CURRENT_FOLDER, currentBookmarksFolder) + bookmarksIntent.putExtra(CURRENT_TITLE, currentWebView!!.title) + bookmarksIntent.putExtra(CURRENT_URL, currentWebView!!.url) + bookmarksIntent.putExtra(CURRENT_FAVORITE_ICON_BYTE_ARRAY, currentFavoriteIconByteArray) - // Get the favorite icon byte array from the cursor. - val favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON)) + // Make it so. + startActivity(bookmarksIntent) + } - // Convert the byte array to a bitmap beginning at the first byte and ending at the last. - val favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.size) + // Set the create new bookmark folder floating action button to display an alert dialog. + createBookmarkFolderFab.setOnClickListener { + // Create a create bookmark folder dialog. + val createBookmarkFolderDialog: DialogFragment = CreateBookmarkFolderDialog.createBookmarkFolder(currentWebView!!.getFavoriteIcon()) - // Display the bitmap in the bookmark favorite icon. - bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap) + // Show the create bookmark folder dialog. + createBookmarkFolderDialog.show(supportFragmentManager, getString(R.string.create_folder)) + } - // Display the bookmark name from the cursor in the bookmark name text view. - bookmarkNameTextView.text = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME)) + // Set the create new bookmark floating action button to display an alert dialog. + createBookmarkFab.setOnClickListener { + // Instantiate the create bookmark dialog. + val createBookmarkDialog: DialogFragment = CreateBookmarkDialog.createBookmark(currentWebView!!.url!!, currentWebView!!.title!!, currentWebView!!.getFavoriteIcon()) - // Make the font bold for folders. - if (cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1) - bookmarkNameTextView.typeface = Typeface.DEFAULT_BOLD - else // Reset the font to default for normal bookmarks. - bookmarkNameTextView.typeface = Typeface.DEFAULT - } + // Display the create bookmark dialog. + createBookmarkDialog.show(supportFragmentManager, getString(R.string.create_bookmark)) } - // Populate the list view with the adapter. - bookmarksListView.adapter = bookmarksCursorAdapter + // Search for the string on the page whenever a character changes in the find on page edit text. + findOnPageEditText.addTextChangedListener(object : TextWatcher { + override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {} - // Set the bookmarks drawer title. - if (currentBookmarksFolder.isEmpty()) - bookmarksTitleTextView.setText(R.string.bookmarks) - else - bookmarksTitleTextView.text = currentBookmarksFolder - } + override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {} - private fun openWithApp(url: String) { - // Create an open with app intent with `ACTION_VIEW`. - val openWithAppIntent = Intent(Intent.ACTION_VIEW) + override fun afterTextChanged(s: Editable) { + // Search for the text in the WebView if it is not null. Sometimes on resume after a period of non-use the WebView will be null. + currentWebView?.findAllAsync(findOnPageEditText.text.toString()) + } + }) - // Set the URI but not the MIME type. This should open all available apps. - openWithAppIntent.data = Uri.parse(url) + // Set the `check mark` button for the find on page edit text keyboard to close the soft keyboard. + findOnPageEditText.setOnKeyListener { _: View?, keyCode: Int, keyEvent: KeyEvent -> + if ((keyEvent.action == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { // The `enter` key was pressed. + // Hide the soft keyboard. + inputMethodManager.hideSoftInputFromWindow(currentWebView!!.windowToken, 0) - // Flag the intent to open in a new task. - openWithAppIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK + // Consume the event. + return@setOnKeyListener true + } else { // A different key was pressed. + // Do not consume the event. + return@setOnKeyListener false + } + } - // Try the intent. - try { - // Show the chooser. - startActivity(openWithAppIntent) - } catch (exception: ActivityNotFoundException) { // There are no apps available to open the URL. - // Show a snackbar with the error. - Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + // Implement swipe to refresh. + swipeRefreshLayout.setOnRefreshListener { + // Reload the website. + currentWebView!!.reload() } - } - private fun openWithBrowser(url: String) { + // Store the default progress view offsets. + defaultProgressViewStartOffset = swipeRefreshLayout.progressViewStartOffset + defaultProgressViewEndOffset = swipeRefreshLayout.progressViewEndOffset - // Create an open with browser intent with `ACTION_VIEW`. - val openWithBrowserIntent = Intent(Intent.ACTION_VIEW) + // Set the refresh color scheme according to the theme. + swipeRefreshLayout.setColorSchemeResources(R.color.blue_text) - // Set the URI and the MIME type. `"text/html"` should load browser options. - openWithBrowserIntent.setDataAndType(Uri.parse(url), "text/html") + // Initialize a color background typed value. + val colorBackgroundTypedValue = TypedValue() - // Flag the intent to open in a new task. - openWithBrowserIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK + // Get the color background from the theme. + theme.resolveAttribute(android.R.attr.colorBackground, colorBackgroundTypedValue, true) - // Try the intent. - try { - // Show the chooser. - startActivity(openWithBrowserIntent) - } catch (exception: ActivityNotFoundException) { // There are no browsers available to open the URL. - // Show a snackbar with the error. - Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() - } - } + // Get the color background int from the typed value. + val colorBackgroundInt = colorBackgroundTypedValue.data - private fun sanitizeUrl(urlString: String): String { - // Initialize a sanitized URL string. - var sanitizedUrlString = urlString + // Set the swipe refresh background color. + swipeRefreshLayout.setProgressBackgroundColorSchemeColor(colorBackgroundInt) - // Sanitize tracking queries. - if (sanitizeTrackingQueries) - sanitizedUrlString = SanitizeUrlHelper.sanitizeTrackingQueries(sanitizedUrlString) + // Set the drawer titles, which identify the drawer layouts in accessibility mode. + drawerLayout.setDrawerTitle(GravityCompat.START, getString(R.string.navigation_drawer)) + drawerLayout.setDrawerTitle(GravityCompat.END, getString(R.string.bookmarks)) - // Sanitize AMP redirects. - if (sanitizeAmpRedirects) - sanitizedUrlString = SanitizeUrlHelper.sanitizeAmpRedirects(sanitizedUrlString) + // Load the bookmarks folder. + loadBookmarksFolder() - // Return the sanitized URL string. - return sanitizedUrlString - } + // Handle clicks on bookmarks. + bookmarksListView.onItemClickListener = AdapterView.OnItemClickListener { _: AdapterView<*>?, _: View?, _: Int, id: Long -> + // Convert the id from long to int to match the format of the bookmarks database. + val databaseId = id.toInt() - override fun finishedPopulatingBlocklists(combinedBlocklists: ArrayList>>>) { - // Store the blocklists. - easyList = combinedBlocklists[0] - easyPrivacy = combinedBlocklists[1] - fanboysAnnoyanceList = combinedBlocklists[2] - fanboysSocialList = combinedBlocklists[3] - ultraList = combinedBlocklists[4] - ultraPrivacy = combinedBlocklists[5] + // Get the bookmark cursor for this ID. + val bookmarkCursor = bookmarksDatabaseHelper!!.getBookmark(databaseId) - // Check to see if the activity has been restarted with a saved state. - if ((savedStateArrayList == null) || (savedStateArrayList!!.size == 0)) { // The activity has not been restarted or it was restarted on start to change the theme. - // Add the first tab. - addNewTab("", true) - } else { // The activity has been restarted. - // Restore each tab. - for (i in savedStateArrayList!!.indices) { - // Add a new tab. - tabLayout.addTab(tabLayout.newTab()) + // Move the bookmark cursor to the first row. + bookmarkCursor.moveToFirst() - // Get the new tab. - val newTab = tabLayout.getTabAt(i)!! + // Act upon the bookmark according to the type. + if (bookmarkCursor.getInt(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1) { // The selected bookmark is a folder. + // Store the folder name. + currentBookmarksFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME)) - // Set a custom view on the new tab. - newTab.setCustomView(R.layout.tab_custom_view) + // Load the new folder. + loadBookmarksFolder() + } else { // The selected bookmark is not a folder. + // Load the bookmark URL. + loadUrl(currentWebView!!, bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL))) - // Add the new page. - webViewPagerAdapter!!.restorePage(savedStateArrayList!![i], savedNestedScrollWebViewStateArrayList!![i]) + // Close the bookmarks drawer if it is not pinned. + if (!bookmarksDrawerPinned) + drawerLayout.closeDrawer(GravityCompat.END) } - // Reset the saved state variables. - savedStateArrayList = null - savedNestedScrollWebViewStateArrayList = null + // Close the cursor. + bookmarkCursor.close() + } - // Restore the selected tab position. - if (savedTabPosition == 0) { // The first tab is selected. - // Set the first page as the current WebView. - setCurrentWebView(0) - } else { // The first tab is not selected. - // Move to the selected tab. - webViewPager.currentItem = savedTabPosition - } + // Handle long-presses on bookmarks. + bookmarksListView.onItemLongClickListener = AdapterView.OnItemLongClickListener { _: AdapterView<*>?, _: View?, _: Int, id: Long -> + // Convert the database ID from `long` to `int`. + val databaseId = id.toInt() - // Get the intent that started the app. - val intent = intent + // Run the commands associated with the type. + if (bookmarksDatabaseHelper!!.isFolder(databaseId)) { // The bookmark is a folder. + // Get a cursor of all the bookmarks in the folder. + val bookmarksCursor = bookmarksDatabaseHelper!!.getFolderBookmarks(databaseId) - // Reset the intent. This prevents a duplicate tab from being created on restart. - setIntent(Intent()) + // Move to the first entry in the cursor. + bookmarksCursor.moveToFirst() - // Get the information from the intent. - val intentAction = intent.action - val intentUriData = intent.data - val intentStringExtra = intent.getStringExtra(Intent.EXTRA_TEXT) + // Open each bookmark + for (i in 0 until bookmarksCursor.count) { + // Load the bookmark in a new tab, moving to the tab for the first bookmark if the drawer is not pinned. + addNewTab(bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)), !bookmarksDrawerPinned && (i == 0)) - // Determine if this is a web search. - val isWebSearch = (intentAction != null) && (intentAction == Intent.ACTION_WEB_SEARCH) + // Move to the next bookmark. + bookmarksCursor.moveToNext() + } - // Only process the URI if it contains data or it is a web search. If the user pressed the desktop icon after the app was already running the URI will be null. - if ((intentUriData != null) || (intentStringExtra != null) || isWebSearch) { - // Get the URL string. - val urlString = if (isWebSearch) { // The intent is a web search. - // Sanitize the search input. - val encodedSearchString: String = try { - URLEncoder.encode(intent.getStringExtra(SearchManager.QUERY), "UTF-8") - } catch (exception: UnsupportedEncodingException) { - "" - } + // Close the cursor. + bookmarksCursor.close() + } else { // The bookmark is not a folder. + // Get the bookmark cursor for this ID. + val bookmarkCursor = bookmarksDatabaseHelper!!.getBookmark(databaseId) - // Add the base search URL. - searchURL + encodedSearchString - } else { // The intent contains a URL formatted as a URI or a URL in the string extra. - // Get the URL string. - intentUriData?.toString() ?: intentStringExtra!! - } + // Move the bookmark cursor to the first row. + bookmarkCursor.moveToFirst() - // Add a new tab if specified in the preferences. - if (sharedPreferences.getBoolean(getString(R.string.open_intents_in_new_tab_key), true)) { // Load the URL in a new tab. - // Set the loading new intent flag. - loadingNewIntent = true + // Load the bookmark in a new tab and move to the tab if the drawer is not pinned. + addNewTab(bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)), !bookmarksDrawerPinned) - // Add a new tab. - addNewTab(urlString, true) - } else { // Load the URL in the current tab. - // Make it so. - loadUrl(currentWebView!!, urlString) - } + // Close the cursor. + bookmarkCursor.close() } - } - } - // The view parameter cannot be removed because it is called from the layout onClick. - fun addTab(@Suppress("UNUSED_PARAMETER")view: View?) { - // Add a new tab with a blank URL. - addNewTab("", true) - } + // Close the bookmarks drawer if it is not pinned. + if (!bookmarksDrawerPinned) + drawerLayout.closeDrawer(GravityCompat.END) - private fun addNewTab(urlString: String, moveToTab: Boolean) { - // Clear the focus from the URL edit text, so that it will be populated with the information from the new tab. - urlEditText.clearFocus() + // Consume the event. + true + } - // Get the new page number. The page numbers are 0 indexed, so the new page number will match the current count. - val newTabNumber = tabLayout.tabCount + // The drawer listener is used to update the navigation menu. + drawerLayout.addDrawerListener(object : DrawerLayout.DrawerListener { + override fun onDrawerSlide(drawerView: View, slideOffset: Float) {} - // Add a new tab. - tabLayout.addTab(tabLayout.newTab()) + override fun onDrawerOpened(drawerView: View) {} - // Get the new tab. - val newTab = tabLayout.getTabAt(newTabNumber)!! + override fun onDrawerClosed(drawerView: View) { + // Reset the drawer icon when the drawer is closed. Otherwise, it remains an arrow if the drawer is open when the app is restarted. + actionBarDrawerToggle!!.syncState() + } - // Set a custom view on the new tab. - newTab.setCustomView(R.layout.tab_custom_view) + override fun onDrawerStateChanged(newState: Int) { + if (newState == DrawerLayout.STATE_SETTLING || newState == DrawerLayout.STATE_DRAGGING) { // A drawer is opening or closing. + // Update the navigation menu items if the WebView is not null. + if (currentWebView != null) { + navigationBackMenuItem.isEnabled = currentWebView!!.canGoBack() + navigationForwardMenuItem.isEnabled = currentWebView!!.canGoForward() + navigationHistoryMenuItem.isEnabled = currentWebView!!.canGoBack() || currentWebView!!.canGoForward() + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + currentWebView!!.getRequestsCount(BLOCKED_REQUESTS) - // Add the new WebView page. - webViewPagerAdapter!!.addPage(newTabNumber, webViewPager, urlString, moveToTab) + // Hide the keyboard (if displayed). + inputMethodManager.hideSoftInputFromWindow(currentWebView!!.windowToken, 0) + } - // Show the app bar if it is at the bottom of the screen and the new tab is taking focus. - if (bottomAppBar && moveToTab && appBarLayout.translationY != 0f) { - // Animate the bottom app bar onto the screen. - objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0f) + // Clear the focus from from the URL text box. This removes any text selection markers and context menus, which otherwise draw above the open drawers. + urlEditText.clearFocus() - // Make it so. - objectAnimator.start() - } - } + // Clear the focus from from the WebView if it is not null, which can happen if a user opens a drawer while the browser is being resumed. + // Clearing the focus from the WebView removes any text selection markers and context menus, which otherwise draw above the open drawers. + currentWebView?.clearFocus() + } + } + }) - // The view parameter cannot be removed because it is called from the layout onClick. - fun closeTab(@Suppress("UNUSED_PARAMETER")view: View?) { - // Run the command according to the number of tabs. - if (tabLayout.tabCount > 1) // There is more than one tab open. - closeCurrentTab() - else // There is only one tab open. - clearAndExit() - } + // Inflate a bare WebView to get the default user agent. It is not used to render content on the screen. + @SuppressLint("InflateParams") val webViewLayout = layoutInflater.inflate(R.layout.bare_webview, null, false) - private fun closeCurrentTab() { - // Get the current tab number. - val currentTabNumber = tabLayout.selectedTabPosition + // Get a handle for the WebView. + val bareWebView = webViewLayout.findViewById(R.id.bare_webview) - // Delete the current tab. - tabLayout.removeTabAt(currentTabNumber) + // Store the default user agent. + webViewDefaultUserAgent = bareWebView.settings.userAgentString - // Delete the current page. If the selected page number did not change during the delete (because the newly selected tab has has same number as the previously deleted tab), it will return true, - // meaning that the current WebView must be reset. Otherwise it will happen automatically as the selected tab number changes. - if (webViewPagerAdapter!!.deletePage(currentTabNumber, webViewPager)) - setCurrentWebView(currentTabNumber) - } + // Destroy the bare WebView. + bareWebView.destroy() - private fun exitFullScreenVideo() { - // Re-enable the screen timeout. - fullScreenVideoFrameLayout.keepScreenOn = false + // Update the domains settings set. + updateDomainsSettingsSet() - // Unset the full screen video flag. - displayingFullScreenVideo = false + // Instantiate the blocklist helper. + blocklistHelper = BlocklistHelper() + } - // Remove all the views from the full screen video frame layout. - fullScreenVideoFrameLayout.removeAllViews() + @SuppressLint("ClickableViewAccessibility") + override fun initializeWebView(nestedScrollWebView: NestedScrollWebView, pageNumber: Int, progressBar: ProgressBar, urlString: String, restoringState: Boolean) { + // Get the WebView theme. + val webViewTheme = sharedPreferences.getString(getString(R.string.webview_theme_key), getString(R.string.webview_theme_default_value)) - // Hide the full screen video frame layout. - fullScreenVideoFrameLayout.visibility = View.GONE + // Get the WebView theme entry values string array. + val webViewThemeEntryValuesStringArray = resources.getStringArray(R.array.webview_theme_entry_values) - // Enable the sliding drawers. - drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED) + // Set the WebView theme if device is running API >= 29 and algorithmic darkening is supported. + if (Build.VERSION.SDK_INT >= 29 && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { + // Set the WebView them. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant. + if (webViewTheme == webViewThemeEntryValuesStringArray[1]) { // The light theme is selected. + // Turn off algorithmic darkening. + WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) - // Show the coordinator layout. - coordinatorLayout.visibility = View.VISIBLE + // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode. + // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`. + nestedScrollWebView.visibility = View.VISIBLE + } else if (webViewTheme == webViewThemeEntryValuesStringArray[2]) { // The dark theme is selected. + // Turn on algorithmic darkening. + WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) + } else { // The system default theme is selected. + // Get the current theme status. + val currentThemeStatus = resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK - // Apply the appropriate full screen mode flags. - if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode. - // Hide the app bar if specified. - if (hideAppBar) { - // Hide the tab linear layout. - tabsLinearLayout.visibility = View.GONE + // Set the algorithmic darkening according to the current system theme status. + if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) { // The system is in day mode. + // Turn off algorithmic darkening. + WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) - // Hide the app bar. - appBar.hide() + // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode. + // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`. + nestedScrollWebView.visibility = View.VISIBLE + } else { // The system is in night mode. + // Turn on algorithmic darkening. + WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) + } } - - /* Hide the system bars. - * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. - * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. - * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. - * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. - */ - - // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY - } else { // Switch to normal viewing mode. - // Remove the `SYSTEM_UI` flags from the root frame layout. The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = 0 } - } - private fun clearAndExit() { - // Close the bookmarks cursor if it exists. - bookmarksCursor?.close() + // Get a handle for the input method manager. + val inputMethodManager = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager - // Close the databases helpers if they exist. - bookmarksDatabaseHelper?.close() - domainsDatabaseHelper?.close() + // Set the app bar scrolling. + nestedScrollWebView.isNestedScrollingEnabled = scrollAppBar - // Get the status of the clear everything preference. - val clearEverything = sharedPreferences.getBoolean(getString(R.string.clear_everything_key), true) + // Allow pinch to zoom. + nestedScrollWebView.settings.builtInZoomControls = true - // Get a handle for the runtime. - val runtime = Runtime.getRuntime() + // Hide zoom controls. + nestedScrollWebView.settings.displayZoomControls = false - // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`, - // which links to `/data/data/com.stoutner.privacybrowser.standard`. - val privateDataDirectoryString = applicationInfo.dataDir + // Don't allow mixed content (HTTP and HTTPS) on the same website. + nestedScrollWebView.settings.mixedContentMode = WebSettings.MIXED_CONTENT_NEVER_ALLOW - // Clear cookies. - if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_cookies_key), true)) { - // Ass the cookie manager to delete all the cookies. - cookieManager.removeAllCookies(null) + // Set the WebView to load in overview mode (zoomed out to the maximum width). + nestedScrollWebView.settings.loadWithOverviewMode = true - // Ask the cookie manager to flush the cookie database. - cookieManager.flush() + // Explicitly disable geolocation. + nestedScrollWebView.settings.setGeolocationEnabled(false) - // Manually delete the cookies database, as the cookie manager sometimes will not flush its changes to disk before system exit is run. - try { - // Two commands must be used because `Runtime.exec()` does not like `*`. - val deleteCookiesProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/Cookies") - val deleteCookiesJournalProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/Cookies-journal") + // Allow loading of file:// URLs. This is necessary for opening MHT web archives, which are copied into a temporary cache location. + nestedScrollWebView.settings.allowFileAccess = true - // Wait until the processes have finished. - deleteCookiesProcess.waitFor() - deleteCookiesJournalProcess.waitFor() - } catch (exception: Exception) { - // Do nothing if an error is thrown. - } - } + // Create a double-tap gesture detector to toggle full-screen mode. + val doubleTapGestureDetector = GestureDetector(this, object : GestureDetector.SimpleOnGestureListener() { + // Override `onDoubleTap()`. All other events are handled using the default settings. + override fun onDoubleTap(motionEvent: MotionEvent): Boolean { + return if (fullScreenBrowsingModeEnabled) { // Only process the double-tap if full screen browsing mode is enabled. + // Toggle the full screen browsing mode tracker. + inFullScreenBrowsingMode = !inFullScreenBrowsingMode - // Clear DOM storage. - if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_dom_storage_key), true)) { - // Ask web storage to clear the DOM storage. - WebStorage.getInstance().deleteAllData() + // Toggle the full screen browsing mode. + if (inFullScreenBrowsingMode) { // Switch to full screen mode. + // Hide the app bar if specified. + if (hideAppBar) { // App bar hiding is enabled. + // Close the find on page bar if it is visible. + closeFindOnPage(null) - // Manually delete the DOM storage files and directories, as web storage sometimes will not flush its changes to disk before system exit is run. - try { - // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly. - val deleteLocalStorageProcess = runtime.exec(arrayOf("rm", "-rf", "$privateDataDirectoryString/app_webview/Local Storage/")) + // Hide the tab linear layout. + tabsLinearLayout.visibility = View.GONE - // Multiple commands must be used because `Runtime.exec()` does not like `*`. - val deleteIndexProcess = runtime.exec("rm -rf $privateDataDirectoryString/app_webview/IndexedDB") - val deleteQuotaManagerProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/QuotaManager") - val deleteQuotaManagerJournalProcess = runtime.exec("rm -f $privateDataDirectoryString/app_webview/QuotaManager-journal") - val deleteDatabaseProcess = runtime.exec("rm -rf $privateDataDirectoryString/app_webview/databases") + // Hide the app bar. + appBar.hide() - // Wait until the processes have finished. - deleteLocalStorageProcess.waitFor() - deleteIndexProcess.waitFor() - deleteQuotaManagerProcess.waitFor() - deleteQuotaManagerJournalProcess.waitFor() - deleteDatabaseProcess.waitFor() - } catch (exception: Exception) { - // Do nothing if an error is thrown. - } - } + // Set layout and scrolling parameters according to the position of the app bar. + if (bottomAppBar) { // The app bar is at the bottom. + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0) + } else { // The app bar is at the top. + // Check to see if the app bar is normally scrolled. + if (scrollAppBar) { // The app bar is scrolled when it is displayed. + // Get the swipe refresh layout parameters. + val swipeRefreshLayoutParams = swipeRefreshLayout.layoutParams as CoordinatorLayout.LayoutParams - // Clear form data if the API < 26. - if (Build.VERSION.SDK_INT < 26 && (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_form_data_key), true))) { - // Ask the WebView database to clear the form data. - @Suppress("DEPRECATION") - WebViewDatabase.getInstance(this).clearFormData() + // Remove the off-screen scrolling layout. + swipeRefreshLayoutParams.behavior = null + } else { // The app bar is not scrolled when it is displayed. + // Remove the padding from the top of the swipe refresh layout. + swipeRefreshLayout.setPadding(0, 0, 0, 0) - // Manually delete the form data database, as the WebView database sometimes will not flush its changes to disk before system exit is run. - try { - // A string array must be used because the database contains a space and `Runtime.exec` will not otherwise escape the string correctly. - val deleteWebDataProcess = runtime.exec(arrayOf("rm", "-f", "$privateDataDirectoryString/app_webview/Web Data")) - val deleteWebDataJournalProcess = runtime.exec(arrayOf("rm", "-f", "$privateDataDirectoryString/app_webview/Web Data-journal")) + // The swipe refresh circle must be moved above the now removed status bar location. + swipeRefreshLayout.setProgressViewOffset(false, -200, defaultProgressViewEndOffset) + } + } + } else { // App bar hiding is not enabled. + // Adjust the UI for the bottom app bar. + if (bottomAppBar) { + // Adjust the UI according to the scrolling of the app bar. + if (scrollAppBar) { + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0) + } else { + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) + } + } + } - // Wait until the processes have finished. - deleteWebDataProcess.waitFor() - deleteWebDataJournalProcess.waitFor() - } catch (exception: Exception) { - // Do nothing if an error is thrown. - } - } + /* Hide the system bars. + * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. + * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. + * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. + * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. + */ - // Clear the logcat. - if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_logcat_key), true)) { - try { - // Clear the logcat. `-c` clears the logcat. `-b all` clears all the buffers (instead of just crash, main, and system). - val process = Runtime.getRuntime().exec("logcat -b all -c") + // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or + View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY + } else { // Switch to normal viewing mode. + // Show the app bar if it was hidden. + if (hideAppBar) { + // Show the tab linear layout. + tabsLinearLayout.visibility = View.VISIBLE - // Wait for the process to finish. - process.waitFor() - } catch (exception: IOException) { - // Do nothing. - } catch (exception: InterruptedException) { - // Do nothing. - } - } + // Show the app bar. + appBar.show() + } + + // Set layout and scrolling parameters according to the position of the app bar. + if (bottomAppBar) { // The app bar is at the bottom. + // Adjust the UI. + if (scrollAppBar) { + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0) + } else { + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) + } + } else { // The app bar is at the top. + // Check to see if the app bar is normally scrolled. + if (scrollAppBar) { // The app bar is scrolled when it is displayed. + // Get the swipe refresh layout parameters. + val swipeRefreshLayoutParams = swipeRefreshLayout.layoutParams as CoordinatorLayout.LayoutParams - // Clear the cache. - if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_cache_key), true)) { - // Clear the cache from each WebView. - for (i in 0 until webViewPagerAdapter!!.count) { - // Get the WebView tab fragment. - val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) + // Add the off-screen scrolling layout. + swipeRefreshLayoutParams.behavior = AppBarLayout.ScrollingViewBehavior() + } else { // The app bar is not scrolled when it is displayed. + // The swipe refresh layout must be manually moved below the app bar layout. + swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0) - // Get the WebView fragment view. - val webViewFragmentView = webViewTabFragment.view + // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. + swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight) + } + } - // Only clear the cache if the WebView exists. - if (webViewFragmentView != null) { - // Get the nested scroll WebView from the tab fragment. - val nestedScrollWebView = webViewFragmentView.findViewById(R.id.nestedscroll_webview) + // Remove the `SYSTEM_UI` flags from the root frame layout. The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = 0 + } - // Clear the cache for this WebView. - nestedScrollWebView.clearCache(true) + // Consume the double-tap. + true + } else { // Do not consume the double-tap because full screen browsing mode is disabled. + // Return false. + false } } - // Manually delete the cache directories. - try { - // Delete the main cache directory. - val deleteCacheProcess = runtime.exec("rm -rf $privateDataDirectoryString/cache") + override fun onFling(motionEvent1: MotionEvent, motionEvent2: MotionEvent, velocityX: Float, velocityY: Float): Boolean { + // Scroll the bottom app bar if enabled. + if (bottomAppBar && scrollAppBar && !objectAnimator.isRunning) { + // Calculate the Y change. + val motionY = motionEvent2.y - motionEvent1.y - // Delete the secondary `Service Worker` cache directory. - // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly. - val deleteServiceWorkerProcess = runtime.exec(arrayOf("rm", "-rf", "$privateDataDirectoryString/app_webview/Default/Service Worker/")) + // Scroll the app bar if the change is greater than 50 pixels. + if (motionY > 50) { + // Animate the bottom app bar onto the screen. + objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0f) + } else if (motionY < -50) { + // Animate the bottom app bar off the screen. + objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", appBarLayout.height.toFloat()) + } - // Wait until the processes have finished. - deleteCacheProcess.waitFor() - deleteServiceWorkerProcess.waitFor() - } catch (exception: Exception) { - // Do nothing if an error is thrown. - } - } + // Make it so. + objectAnimator.start() + } - // Wipe out each WebView. - for (i in 0 until webViewPagerAdapter!!.count) { - // Get the WebView tab fragment. - val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(i) + // Do not consume the event. + return false + } + }) - // Get the WebView frame layout. - val webViewFrameLayout = webViewTabFragment.view as FrameLayout? + // Pass all touch events on the WebView through the double-tap gesture detector. + nestedScrollWebView.setOnTouchListener { view: View, motionEvent: MotionEvent? -> + // Call `performClick()` on the view, which is required for accessibility. + view.performClick() - // Only wipe out the WebView if it exists. - if (webViewFrameLayout != null) { - // Get the nested scroll WebView from the tab fragment. - val nestedScrollWebView = webViewFrameLayout.findViewById(R.id.nestedscroll_webview) + // Check for double-taps. + doubleTapGestureDetector.onTouchEvent(motionEvent!!) + } - // Clear SSL certificate preferences for this WebView. - nestedScrollWebView.clearSslPreferences() + // Register the WebView for a context menu. This is used to see link targets and download images. + registerForContextMenu(nestedScrollWebView) - // Clear the back/forward history for this WebView. - nestedScrollWebView.clearHistory() + // Allow the downloading of files. + nestedScrollWebView.setDownloadListener { downloadUrlString: String?, userAgent: String?, contentDisposition: String?, mimetype: String?, contentLength: Long -> + // Check the download preference. + if (downloadWithExternalApp) { // Download with an external app. + downloadUrlWithExternalApp(downloadUrlString!!) + } else { // Handle the download inside of Privacy Browser. + // Define a formatted file size string. - // Remove all the views from the frame layout. - webViewFrameLayout.removeAllViews() + // Process the content length if it contains data. + val formattedFileSizeString = if (contentLength > 0) { // The content length is greater than 0. + // Format the content length as a string. + NumberFormat.getInstance().format(contentLength) + " " + getString(R.string.bytes) + } else { // The content length is not greater than 0. + // Set the formatted file size string to be `unknown size`. + getString(R.string.unknown_size) + } - // Destroy the internal state of the WebView. - nestedScrollWebView.destroy() - } - } + // Get the file name from the content disposition. + val fileNameString = UrlHelper.getFileName(this, contentDisposition, mimetype, downloadUrlString!!) - // Manually delete the `app_webview` folder, which contains the cookies, DOM storage, form data, and `Service Worker` cache. - // See `https://code.google.com/p/android/issues/detail?id=233826&thanks=233826&ts=1486670530`. - if (clearEverything) { - try { - // Delete the folder. - val deleteAppWebviewProcess = runtime.exec("rm -rf $privateDataDirectoryString/app_webview") + // Instantiate the save dialog. + val saveDialogFragment = SaveDialog.saveUrl(downloadUrlString, fileNameString, formattedFileSizeString, userAgent!!, nestedScrollWebView.acceptCookies) - // Wait until the process has finished. - deleteAppWebviewProcess.waitFor() - } catch (exception: Exception) { - // Do nothing if an error is thrown. + // Try to show the dialog. The download listener continues to function even when the WebView is paused. Attempting to display a dialog in that state leads to a crash. + try { + // Show the save dialog. + saveDialogFragment.show(supportFragmentManager, getString(R.string.save_dialog)) + } catch (exception: Exception) { // The dialog could not be shown. + // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. + pendingDialogsArrayList.add(PendingDialogDataClass(saveDialogFragment, getString(R.string.save_dialog))) + } } } - // Close Privacy Browser. `finishAndRemoveTask` also removes Privacy Browser from the recent app list. - finishAndRemoveTask() - - // Remove the terminated program from RAM. The status code is `0`. - exitProcess(0) - } + // Update the find on page count. + nestedScrollWebView.setFindListener { activeMatchOrdinal, numberOfMatches, isDoneCounting -> + if (isDoneCounting && (numberOfMatches == 0)) { // There are no matches. + // Set the find on page count text view to be `0/0`. + findOnPageCountTextView.setText(R.string.zero_of_zero) + } else if (isDoneCounting) { // There are matches. + // The active match ordinal is zero-based. + val activeMatch = activeMatchOrdinal + 1 - // The view parameter cannot be removed because it is called from the layout onClick. - fun bookmarksBack(@Suppress("UNUSED_PARAMETER")view: View?) { - if (currentBookmarksFolder.isEmpty()) { // The home folder is displayed. - // close the bookmarks drawer. - drawerLayout.closeDrawer(GravityCompat.END) - } else { // A subfolder is displayed. - // Set the former parent folder as the current folder. - currentBookmarksFolder = bookmarksDatabaseHelper!!.getParentFolderName(currentBookmarksFolder) + // Build the match string. + val matchString = "$activeMatch/$numberOfMatches" - // Load the new folder. - loadBookmarksFolder() + // Update the find on page count text view. + findOnPageCountTextView.text = matchString + } } - } - - // The view parameter cannot be removed because it is called from the layout onClick. - fun toggleBookmarksDrawerPinned(@Suppress("UNUSED_PARAMETER")view: View?) { - // Toggle the bookmarks drawer pinned tracker. - bookmarksDrawerPinned = !bookmarksDrawerPinned - // Update the bookmarks drawer pinned image view. - updateBookmarksDrawerPinnedImageView() - } + // Process scroll changes. + nestedScrollWebView.setOnScrollChangeListener { _: View?, _: Int, _: Int, _: Int, _: Int -> + // Set the swipe to refresh status. + if (nestedScrollWebView.swipeToRefresh) // Only enable swipe to refresh if the WebView is scrolled to the top. + swipeRefreshLayout.isEnabled = nestedScrollWebView.scrollY == 0 + else // Disable swipe to refresh. + swipeRefreshLayout.isEnabled = false - private fun updateBookmarksDrawerPinnedImageView() { - // Set the current icon. - if (bookmarksDrawerPinned) - bookmarksDrawerPinnedImageView.setImageResource(R.drawable.pin_selected) - else - bookmarksDrawerPinnedImageView.setImageResource(R.drawable.pin) - } + // Reinforce the system UI visibility flags if in full screen browsing mode. + // This hides the status and navigation bars, which are displayed if other elements are shown, like dialog boxes, the options menu, or the keyboard. + if (inFullScreenBrowsingMode) { + /* Hide the system bars. + * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. + * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. + * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. + * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. + */ - private fun setCurrentWebView(pageNumber: Int) { - // Stop the swipe to refresh indicator if it is running - swipeRefreshLayout.isRefreshing = false + // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY + } + } - // Get the WebView tab fragment. - val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(pageNumber) + // Set the web chrome client. + nestedScrollWebView.webChromeClient = object : WebChromeClient() { + // Update the progress bar when a page is loading. + override fun onProgressChanged(view: WebView, progress: Int) { + // Update the progress bar. + progressBar.progress = progress - // Get the fragment view. - val webViewFragmentView = webViewTabFragment.view + // Set the visibility of the progress bar. + if (progress < 100) { + // Show the progress bar. + progressBar.visibility = View.VISIBLE + } else { + // Hide the progress bar. + progressBar.visibility = View.GONE - // Set the current WebView if the fragment view is not null. - if (webViewFragmentView != null) { // The fragment has been populated. - // Store the current WebView. - currentWebView = webViewFragmentView.findViewById(R.id.nestedscroll_webview) + //Stop the swipe to refresh indicator if it is running + swipeRefreshLayout.isRefreshing = false - // Update the status of swipe to refresh. - if (currentWebView!!.swipeToRefresh) { // Swipe to refresh is enabled. - // Enable the swipe refresh layout if the WebView is scrolled all the way to the top. It is updated every time the scroll changes. - swipeRefreshLayout.isEnabled = (currentWebView!!.scrollY == 0) - } else { // Swipe to refresh is disabled. - // Disable the swipe refresh layout. - swipeRefreshLayout.isEnabled = false + // Make the current WebView visible. If this is a new tab, the current WebView would have been created invisible in `webview_framelayout` to prevent a white background splash in night mode. + nestedScrollWebView.visibility = View.VISIBLE + } } - // Set the cookie status. - cookieManager.setAcceptCookie(currentWebView!!.acceptCookies) + // Set the favorite icon when it changes. + override fun onReceivedIcon(view: WebView, icon: Bitmap) { + // Only update the favorite icon if the website has finished loading and the new favorite icon height is greater than the current favorite icon height. + // This prevents low resolution icons from replacing high resolution one. + // The check for the visibility of the progress bar can possibly be removed once https://redmine.stoutner.com/issues/747 is fixed. + if ((progressBar.visibility == View.GONE) && (icon.height > nestedScrollWebView.getFavoriteIconHeight())) { + // Store the new favorite icon. + nestedScrollWebView.setFavoriteIcon(icon) - // Update the privacy icons. `true` redraws the icons in the app bar. - updatePrivacyIcons(true) + // Get the current page position. + val currentPosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) + + // Get the current tab. + val tab = tabLayout.getTabAt(currentPosition) - // Get a handle for the input method manager. - val inputMethodManager = (getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager) + // Check to see if the tab has been populated. + if (tab != null) { + // Get the custom view from the tab. + val tabView = tab.customView - // Get the current URL. - val urlString = currentWebView!!.url + // Check to see if the custom tab view has been populated. + if (tabView != null) { + // Get the favorite icon image view from the tab. + val tabFavoriteIconImageView = tabView.findViewById(R.id.favorite_icon_imageview) - // Update the URL edit text if not loading a new intent. Otherwise, this will be handled by `onPageStarted()` (if called) and `onPageFinished()`. - if (!loadingNewIntent) { // A new intent is not being loaded. - if ((urlString == null) || (urlString == "about:blank")) { // The WebView is blank. - // Display the hint in the URL edit text. - urlEditText.setText("") + // Display the favorite icon in the tab. + tabFavoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true)) + } + } + } + } - // Request focus for the URL text box. - urlEditText.requestFocus() + // Save a copy of the title when it changes. + override fun onReceivedTitle(view: WebView, title: String) { + // Get the current page position. + val currentPosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) - // Display the keyboard. - inputMethodManager.showSoftInput(urlEditText, 0) - } else { // The WebView has a loaded URL. - // Clear the focus from the URL text box. - urlEditText.clearFocus() + // Get the current tab. + val tab = tabLayout.getTabAt(currentPosition) - // Hide the soft keyboard. - inputMethodManager.hideSoftInputFromWindow(currentWebView!!.windowToken, 0) + // Only populate the title text view if the tab has been fully created. + if (tab != null) { + // Get the custom view from the tab. + val tabView = tab.customView - // Display the current URL in the URL text box. - urlEditText.setText(urlString) + // Only populate the title text view if the tab view has been fully populated. + if (tabView != null) { + // Get the title text view from the tab. + val tabTitleTextView = tabView.findViewById(R.id.title_textview) - // Highlight the URL syntax. - UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) + // Set the title according to the URL. + if (title == "about:blank") { + // Set the title to indicate a new tab. + tabTitleTextView.setText(R.string.new_tab) + } else { + // Set the title as the tab text. + tabTitleTextView.text = title + } + } } - } else { // A new intent is being loaded. - // Reset the loading new intent flag. - loadingNewIntent = false } - // Set the background to indicate the domain settings status. - if (currentWebView!!.domainSettingsApplied) { - // Set a background on the URL relative layout to indicate that custom domain settings are being used. - urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.drawable.domain_settings_url_background) - } else { - // Remove any background on the URL relative layout. - urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.color.transparent) - } - } else if (pageNumber == savedTabPosition) { // The app is being restored but the saved tab position fragment has not been populated yet. Try again in 100 milliseconds. - // Create a handler to set the current WebView. - val setCurrentWebViewHandler = Handler(Looper.getMainLooper()) + // Enter full screen video. + override fun onShowCustomView(video: View, callback: CustomViewCallback) { + // Set the full screen video flag. + displayingFullScreenVideo = true - // Create a runnable to set the current WebView. - val setCurrentWebWebRunnable = Runnable { - // Set the current WebView. - setCurrentWebView(pageNumber) - } + // Hide the keyboard. + inputMethodManager.hideSoftInputFromWindow(nestedScrollWebView.windowToken, 0) - // Try setting the current WebView again after 100 milliseconds. - setCurrentWebViewHandler.postDelayed(setCurrentWebWebRunnable, 100) - } - } + // Hide the coordinator layout. + coordinatorLayout.visibility = View.GONE - @SuppressLint("ClickableViewAccessibility") - override fun initializeWebView(nestedScrollWebView: NestedScrollWebView, pageNumber: Int, progressBar: ProgressBar, urlString: String, restoringState: Boolean) { - // Get the WebView theme. - val webViewTheme = sharedPreferences.getString(getString(R.string.webview_theme_key), getString(R.string.webview_theme_default_value)) + /* Hide the system bars. + * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. + * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. + * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. + * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. + */ - // Get the WebView theme entry values string array. - val webViewThemeEntryValuesStringArray = resources.getStringArray(R.array.webview_theme_entry_values) + // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. + @Suppress("DEPRECATION") + rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY - // Set the WebView theme if device is running API >= 29 and algorithmic darkening is supported. - if (Build.VERSION.SDK_INT >= 29 && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { - // Set the WebView them. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant. - if (webViewTheme == webViewThemeEntryValuesStringArray[1]) { // The light theme is selected. - // Turn off algorithmic darkening. - WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) + // Disable the sliding drawers. + drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED) - // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode. - // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`. - nestedScrollWebView.visibility = View.VISIBLE - } else if (webViewTheme == webViewThemeEntryValuesStringArray[2]) { // The dark theme is selected. - // Turn on algorithmic darkening. - WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) - } else { // The system default theme is selected. - // Get the current theme status. - val currentThemeStatus = resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK + // Add the video view to the full screen video frame layout. + fullScreenVideoFrameLayout.addView(video) - // Set the algorithmic darkening according to the current system theme status. - if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) { // The system is in day mode. - // Turn off algorithmic darkening. - WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, false) + // Show the full screen video frame layout. + fullScreenVideoFrameLayout.visibility = View.VISIBLE - // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode. - // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`. - nestedScrollWebView.visibility = View.VISIBLE - } else { // The system is in night mode. - // Turn on algorithmic darkening. - WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.settings, true) - } + // Disable the screen timeout while the video is playing. YouTube does this automatically, but not all other videos do. + fullScreenVideoFrameLayout.keepScreenOn = true } - } - - // Get a handle for the input method manager. - val inputMethodManager = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager - // Set the app bar scrolling. - nestedScrollWebView.isNestedScrollingEnabled = scrollAppBar - - // Allow pinch to zoom. - nestedScrollWebView.settings.builtInZoomControls = true + // Exit full screen video. + override fun onHideCustomView() { + // Exit the full screen video. + exitFullScreenVideo() + } - // Hide zoom controls. - nestedScrollWebView.settings.displayZoomControls = false + // Upload files. + override fun onShowFileChooser(webView: WebView, filePathCallback: ValueCallback>, fileChooserParams: FileChooserParams): Boolean { + // Store the file path callback. + fileChooserCallback = filePathCallback - // Don't allow mixed content (HTTP and HTTPS) on the same website. - nestedScrollWebView.settings.mixedContentMode = WebSettings.MIXED_CONTENT_NEVER_ALLOW + // Create an intent to open a chooser based on the file chooser parameters. + val fileChooserIntent = fileChooserParams.createIntent() - // Set the WebView to load in overview mode (zoomed out to the maximum width). - nestedScrollWebView.settings.loadWithOverviewMode = true + // Check to see if the file chooser intent resolves to an installed package. + if (fileChooserIntent.resolveActivity(packageManager) != null) { // The file chooser intent is fine. + // Launch the file chooser intent. + browseFileUploadActivityResultLauncher.launch(fileChooserIntent) + } else { // The file chooser intent will cause a crash. + // Create a generic intent to open a chooser. + val genericFileChooserIntent = Intent(Intent.ACTION_GET_CONTENT) - // Explicitly disable geolocation. - nestedScrollWebView.settings.setGeolocationEnabled(false) + // Request an openable file. + genericFileChooserIntent.addCategory(Intent.CATEGORY_OPENABLE) - // Allow loading of file:// URLs. This is necessary for opening MHT web archives, which are copied into a temporary cache location. - nestedScrollWebView.settings.allowFileAccess = true + // Set the file type to everything. + genericFileChooserIntent.type = "*/*" - // Create a double-tap gesture detector to toggle full-screen mode. - val doubleTapGestureDetector = GestureDetector(this, object : GestureDetector.SimpleOnGestureListener() { - // Override `onDoubleTap()`. All other events are handled using the default settings. - override fun onDoubleTap(motionEvent: MotionEvent): Boolean { - return if (fullScreenBrowsingModeEnabled) { // Only process the double-tap if full screen browsing mode is enabled. - // Toggle the full screen browsing mode tracker. - inFullScreenBrowsingMode = !inFullScreenBrowsingMode + // Launch the generic file chooser intent. + browseFileUploadActivityResultLauncher.launch(genericFileChooserIntent) + } - // Toggle the full screen browsing mode. - if (inFullScreenBrowsingMode) { // Switch to full screen mode. - // Hide the app bar if specified. - if (hideAppBar) { // App bar hiding is enabled. - // Close the find on page bar if it is visible. - closeFindOnPage(null) + // Handle the event. + return true + } + } + nestedScrollWebView.webViewClient = object : WebViewClient() { + // `shouldOverrideUrlLoading` makes this WebView the default handler for URLs inside the app, so that links are not kicked out to other apps. + override fun shouldOverrideUrlLoading(view: WebView, webResourceRequest: WebResourceRequest): Boolean { + // Get the URL from the web resource request. + var requestUrlString = webResourceRequest.url.toString() - // Hide the tab linear layout. - tabsLinearLayout.visibility = View.GONE + // Sanitize the url. + requestUrlString = sanitizeUrl(requestUrlString) - // Hide the app bar. - appBar.hide() + // Handle the URL according to the type. + return if (requestUrlString.startsWith("http")) { // Load the URL in Privacy Browser. + // Load the URL. By using `loadUrl()`, instead of `loadUrlFromBase()`, the Referer header will never be sent. + loadUrl(nestedScrollWebView, requestUrlString) - // Set layout and scrolling parameters according to the position of the app bar. - if (bottomAppBar) { // The app bar is at the bottom. - // Reset the WebView padding to fill the available space. - swipeRefreshLayout.setPadding(0, 0, 0, 0) - } else { // The app bar is at the top. - // Check to see if the app bar is normally scrolled. - if (scrollAppBar) { // The app bar is scrolled when it is displayed. - // Get the swipe refresh layout parameters. - val swipeRefreshLayoutParams = swipeRefreshLayout.layoutParams as CoordinatorLayout.LayoutParams + // Returning true indicates that Privacy Browser is manually handling the loading of the URL. + // Custom headers cannot be added if false is returned and the WebView handles the loading of the URL. + true + } else if (requestUrlString.startsWith("mailto:")) { // Load the email address in an external email program. + // Use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched. + val emailIntent = Intent(Intent.ACTION_SENDTO) - // Remove the off-screen scrolling layout. - swipeRefreshLayoutParams.behavior = null - } else { // The app bar is not scrolled when it is displayed. - // Remove the padding from the top of the swipe refresh layout. - swipeRefreshLayout.setPadding(0, 0, 0, 0) + // Parse the url and set it as the data for the intent. + emailIntent.data = Uri.parse(requestUrlString) - // The swipe refresh circle must be moved above the now removed status bar location. - swipeRefreshLayout.setProgressViewOffset(false, -200, defaultProgressViewEndOffset) - } - } - } else { // App bar hiding is not enabled. - // Adjust the UI for the bottom app bar. - if (bottomAppBar) { - // Adjust the UI according to the scrolling of the app bar. - if (scrollAppBar) { - // Reset the WebView padding to fill the available space. - swipeRefreshLayout.setPadding(0, 0, 0, 0) - } else { - // Move the WebView above the app bar layout. - swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) - } - } - } + // Open the email program in a new task instead of as part of Privacy Browser. + emailIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK - /* Hide the system bars. - * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. - * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. - * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. - * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. - */ + try { + // Make it so. + startActivity(emailIntent) + } catch (exception: ActivityNotFoundException) { + // Display a snackbar. + Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + } - // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or - View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY - } else { // Switch to normal viewing mode. - // Show the app bar if it was hidden. - if (hideAppBar) { - // Show the tab linear layout. - tabsLinearLayout.visibility = View.VISIBLE + // Returning true indicates Privacy Browser is handling the URL by creating an intent. + true + } else if (requestUrlString.startsWith("tel:")) { // Load the phone number in the dialer. + // Create a dial intent. + val dialIntent = Intent(Intent.ACTION_DIAL) - // Show the app bar. - appBar.show() - } + // Add the phone number to the intent. + dialIntent.data = Uri.parse(requestUrlString) - // Set layout and scrolling parameters according to the position of the app bar. - if (bottomAppBar) { // The app bar is at the bottom. - // Adjust the UI. - if (scrollAppBar) { - // Reset the WebView padding to fill the available space. - swipeRefreshLayout.setPadding(0, 0, 0, 0) - } else { - // Move the WebView above the app bar layout. - swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) - } - } else { // The app bar is at the top. - // Check to see if the app bar is normally scrolled. - if (scrollAppBar) { // The app bar is scrolled when it is displayed. - // Get the swipe refresh layout parameters. - val swipeRefreshLayoutParams = swipeRefreshLayout.layoutParams as CoordinatorLayout.LayoutParams + // Open the dialer in a new task instead of as part of Privacy Browser. + dialIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK - // Add the off-screen scrolling layout. - swipeRefreshLayoutParams.behavior = AppBarLayout.ScrollingViewBehavior() - } else { // The app bar is not scrolled when it is displayed. - // The swipe refresh layout must be manually moved below the app bar layout. - swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0) + try { + // Make it so. + startActivity(dialIntent) + } catch (exception: ActivityNotFoundException) { + // Display a snackbar. + Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + } - // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. - swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight) - } - } + // Returning true indicates Privacy Browser is handling the URL by creating an intent. + true + } else { // Load a system chooser to select an app that can handle the URL. + // Create a generic intent to open an app. + val genericIntent = Intent(Intent.ACTION_VIEW) - // Remove the `SYSTEM_UI` flags from the root frame layout. The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = 0 + // Add the URL to the intent. + genericIntent.data = Uri.parse(requestUrlString) + + // List all apps that can handle the URL instead of just opening the first one. + genericIntent.addCategory(Intent.CATEGORY_BROWSABLE) + + // Open the app in a new task instead of as part of Privacy Browser. + genericIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK + + try { + // Make it so. + startActivity(genericIntent) + } catch (exception: ActivityNotFoundException) { + // Display a snackbar. + Snackbar.make(nestedScrollWebView, getString(R.string.unrecognized_url, requestUrlString), Snackbar.LENGTH_SHORT).show() } - // Consume the double-tap. + // Returning true indicates Privacy Browser is handling the URL by creating an intent. true - } else { // Do not consume the double-tap because full screen browsing mode is disabled. - // Return false. - false } } - override fun onFling(motionEvent1: MotionEvent, motionEvent2: MotionEvent, velocityX: Float, velocityY: Float): Boolean { - // Scroll the bottom app bar if enabled. - if (bottomAppBar && scrollAppBar && !objectAnimator.isRunning) { - // Calculate the Y change. - val motionY = motionEvent2.y - motionEvent1.y + // Check requests against the block lists. + override fun shouldInterceptRequest(view: WebView, webResourceRequest: WebResourceRequest): WebResourceResponse? { + // Get the URL. + val requestUrlString = webResourceRequest.url.toString() - // Scroll the app bar if the change is greater than 50 pixels. - if (motionY > 50) { - // Animate the bottom app bar onto the screen. - objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0f) - } else if (motionY < -50) { - // Animate the bottom app bar off the screen. - objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", appBarLayout.height.toFloat()) - } + // Check to see if the resource request is for the main URL. + if (requestUrlString == nestedScrollWebView.currentUrl) { + // `return null` loads the resource request, which should never be blocked if it is the main URL. + return null + } - // Make it so. - objectAnimator.start() + // Wait until the blocklists have been populated. When Privacy Browser is being resumed after having the process killed in the background it will try to load the URLs immediately. + while (ultraPrivacy == null) { + try { + // Check to see if the blocklists have been populated after 100 ms. + Thread.sleep(100) + } catch (exception: InterruptedException) { + // Do nothing. + } } - // Do not consume the event. - return false - } - }) + // Create an empty web resource response to be used if the resource request is blocked. + val emptyWebResourceResponse = WebResourceResponse("text/plain", "utf8", ByteArrayInputStream("".toByteArray())) - // Pass all touch events on the WebView through the double-tap gesture detector. - nestedScrollWebView.setOnTouchListener { view: View, motionEvent: MotionEvent? -> - // Call `performClick()` on the view, which is required for accessibility. - view.performClick() + // Initialize the variables. + var whitelistResultStringArray: Array? = null + var isThirdPartyRequest = false - // Check for double-taps. - doubleTapGestureDetector.onTouchEvent(motionEvent!!) - } + // Get the current URL. `.getUrl()` throws an error because operations on the WebView cannot be made from this thread. + var currentBaseDomain = nestedScrollWebView.currentDomainName - // Register the WebView for a context menu. This is used to see link targets and download images. - registerForContextMenu(nestedScrollWebView) + // Store a copy of the current domain for use in later requests. + val currentDomain = currentBaseDomain - // Allow the downloading of files. - nestedScrollWebView.setDownloadListener { downloadUrlString: String?, userAgent: String?, contentDisposition: String?, mimetype: String?, contentLength: Long -> - // Check the download preference. - if (downloadWithExternalApp) { // Download with an external app. - downloadUrlWithExternalApp(downloadUrlString!!) - } else { // Handle the download inside of Privacy Browser. - // Define a formatted file size string. + // Get the request host name. + var requestBaseDomain = webResourceRequest.url.host - // Process the content length if it contains data. - val formattedFileSizeString = if (contentLength > 0) { // The content length is greater than 0. - // Format the content length as a string. - NumberFormat.getInstance().format(contentLength) + " " + getString(R.string.bytes) - } else { // The content length is not greater than 0. - // Set the formatted file size string to be `unknown size`. - getString(R.string.unknown_size) + // Only check for third-party requests if the current base domain is not empty and the request domain is not null. + if (currentBaseDomain.isNotEmpty() && (requestBaseDomain != null)) { + // Determine the current base domain. + while (currentBaseDomain.indexOf(".", currentBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain. + // Remove the first subdomain. + currentBaseDomain = currentBaseDomain.substring(currentBaseDomain.indexOf(".") + 1) + } + + // Determine the request base domain. + while (requestBaseDomain!!.indexOf(".", requestBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain. + // Remove the first subdomain. + requestBaseDomain = requestBaseDomain.substring(requestBaseDomain.indexOf(".") + 1) + } + + // Update the third party request tracker. + isThirdPartyRequest = currentBaseDomain != requestBaseDomain } - // Get the file name from the content disposition. - val fileNameString = UrlHelper.getFileName(this, contentDisposition, mimetype, downloadUrlString!!) + // Get the current WebView page position. + val webViewPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) - // Instantiate the save dialog. - val saveDialogFragment = SaveDialog.saveUrl(downloadUrlString, fileNameString, formattedFileSizeString, userAgent!!, nestedScrollWebView.acceptCookies) + // Determine if the WebView is currently displayed. + val webViewDisplayed = webViewPagePosition == tabLayout.selectedTabPosition - // Try to show the dialog. The download listener continues to function even when the WebView is paused. Attempting to display a dialog in that state leads to a crash. - try { - // Show the save dialog. - saveDialogFragment.show(supportFragmentManager, getString(R.string.save_dialog)) - } catch (exception: Exception) { // The dialog could not be shown. - // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. - pendingDialogsArrayList.add(PendingDialogDataClass(saveDialogFragment, getString(R.string.save_dialog))) - } - } - } + // Block third-party requests if enabled. + if (isThirdPartyRequest && nestedScrollWebView.blockAllThirdPartyRequests) { + // Add the result to the resource requests. + nestedScrollWebView.addResourceRequest(arrayOf(BlocklistHelper.REQUEST_THIRD_PARTY, requestUrlString)) - // Update the find on page count. - nestedScrollWebView.setFindListener { activeMatchOrdinal, numberOfMatches, isDoneCounting -> - if (isDoneCounting && (numberOfMatches == 0)) { // There are no matches. - // Set the find on page count text view to be `0/0`. - findOnPageCountTextView.setText(R.string.zero_of_zero) - } else if (isDoneCounting) { // There are matches. - // The active match ordinal is zero-based. - val activeMatch = activeMatchOrdinal + 1 + // Increment the blocked requests counters. + nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) + nestedScrollWebView.incrementRequestsCount(THIRD_PARTY_REQUESTS) - // Build the match string. - val matchString = "$activeMatch/$numberOfMatches" + // Update the titles of the blocklist menu items if the WebView is currently displayed. + if (webViewDisplayed) { + // Updating the UI must be run from the UI thread. + runOnUiThread { + // Update the menu item titles. + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - // Update the find on page count text view. - findOnPageCountTextView.text = matchString - } - } + // Update the options menu if it has been populated. + if (optionsMenu != null) { + optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + optionsBlockAllThirdPartyRequestsMenuItem.title = + nestedScrollWebView.getRequestsCount(THIRD_PARTY_REQUESTS).toString() + " - " + getString(R.string.block_all_third_party_requests) + } + } + } - // Process scroll changes. - nestedScrollWebView.setOnScrollChangeListener { _: View?, _: Int, _: Int, _: Int, _: Int -> - // Set the swipe to refresh status. - if (nestedScrollWebView.swipeToRefresh) // Only enable swipe to refresh if the WebView is scrolled to the top. - swipeRefreshLayout.isEnabled = nestedScrollWebView.scrollY == 0 - else // Disable swipe to refresh. - swipeRefreshLayout.isEnabled = false + // The resource request was blocked. Return an empty web resource response. + return emptyWebResourceResponse + } - // Reinforce the system UI visibility flags if in full screen browsing mode. - // This hides the status and navigation bars, which are displayed if other elements are shown, like dialog boxes, the options menu, or the keyboard. - if (inFullScreenBrowsingMode) { - /* Hide the system bars. - * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. - * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. - * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. - * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. - */ + // Check UltraList if it is enabled. + if (nestedScrollWebView.ultraListEnabled) { + // Check the URL against UltraList. + val ultraListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, ultraList) - // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY - } - } + // Process the UltraList results. + if (ultraListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched UltraList's blacklist. + // Add the result to the resource requests. + nestedScrollWebView.addResourceRequest(arrayOf(ultraListResults[0], ultraListResults[1], ultraListResults[2], ultraListResults[3], ultraListResults[4], ultraListResults[5])) - // Set the web chrome client. - nestedScrollWebView.webChromeClient = object : WebChromeClient() { - // Update the progress bar when a page is loading. - override fun onProgressChanged(view: WebView, progress: Int) { - // Update the progress bar. - progressBar.progress = progress + // Increment the blocked requests counters. + nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) + nestedScrollWebView.incrementRequestsCount(ULTRALIST) - // Set the visibility of the progress bar. - if (progress < 100) { - // Show the progress bar. - progressBar.visibility = View.VISIBLE - } else { - // Hide the progress bar. - progressBar.visibility = View.GONE + // Update the titles of the blocklist menu items if the WebView is currently displayed. + if (webViewDisplayed) { + // Updating the UI must be run from the UI thread. + runOnUiThread { + // Update the menu item titles. + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - //Stop the swipe to refresh indicator if it is running - swipeRefreshLayout.isRefreshing = false + // Update the options menu if it has been populated. + if (optionsMenu != null) { + optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + optionsUltraListMenuItem.title = nestedScrollWebView.getRequestsCount(ULTRALIST).toString() + " - " + getString(R.string.ultralist) + } + } + } - // Make the current WebView visible. If this is a new tab, the current WebView would have been created invisible in `webview_framelayout` to prevent a white background splash in night mode. - nestedScrollWebView.visibility = View.VISIBLE - } - } + // The resource request was blocked. Return an empty web resource response. + return emptyWebResourceResponse + } else if (ultraListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched UltraList's whitelist. + // Add a whitelist entry to the resource requests array. + nestedScrollWebView.addResourceRequest(arrayOf(ultraListResults[0], ultraListResults[1], ultraListResults[2], ultraListResults[3], ultraListResults[4], ultraListResults[5])) - // Set the favorite icon when it changes. - override fun onReceivedIcon(view: WebView, icon: Bitmap) { - // Only update the favorite icon if the website has finished loading and the new favorite icon height is greater than the current favorite icon height. - // This prevents low resolution icons from replacing high resolution one. - // The check for the visibility of the progress bar can possibly be removed once https://redmine.stoutner.com/issues/747 is fixed. - if ((progressBar.visibility == View.GONE) && (icon.height > nestedScrollWebView.getFavoriteIconHeight())) { - // Store the new favorite icon. - nestedScrollWebView.setFavoriteIcon(icon) + // The resource request has been allowed by UltraPrivacy. `return null` loads the requested resource. + return null + } + } - // Get the current page position. - val currentPosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) + // Check UltraPrivacy if it is enabled. + if (nestedScrollWebView.ultraPrivacyEnabled) { + // Check the URL against UltraPrivacy. + val ultraPrivacyResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, ultraPrivacy!!) - // Get the current tab. - val tab = tabLayout.getTabAt(currentPosition) + // Process the UltraPrivacy results. + if (ultraPrivacyResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched UltraPrivacy's blacklist. + // Add the result to the resource requests. + nestedScrollWebView.addResourceRequest(arrayOf(ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4], + ultraPrivacyResults[5])) - // Check to see if the tab has been populated. - if (tab != null) { - // Get the custom view from the tab. - val tabView = tab.customView + // Increment the blocked requests counters. + nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) + nestedScrollWebView.incrementRequestsCount(ULTRAPRIVACY) - // Check to see if the custom tab view has been populated. - if (tabView != null) { - // Get the favorite icon image view from the tab. - val tabFavoriteIconImageView = tabView.findViewById(R.id.favorite_icon_imageview) + // Update the titles of the blocklist menu items if the WebView is currently displayed. + if (webViewDisplayed) { + // Updating the UI must be run from the UI thread. + runOnUiThread { + // Update the menu item titles. + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - // Display the favorite icon in the tab. - tabFavoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true)) + // Update the options menu if it has been populated. + if (optionsMenu != null) { + optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + optionsUltraPrivacyMenuItem.title = nestedScrollWebView.getRequestsCount(ULTRAPRIVACY).toString() + " - " + getString(R.string.ultraprivacy) + } + } } + + // The resource request was blocked. Return an empty web resource response. + return emptyWebResourceResponse + } else if (ultraPrivacyResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched UltraPrivacy's whitelist. + // Add a whitelist entry to the resource requests array. + nestedScrollWebView.addResourceRequest(arrayOf(ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4], + ultraPrivacyResults[5])) + + // The resource request has been allowed by UltraPrivacy. `return null` loads the requested resource. + return null } } - } - // Save a copy of the title when it changes. - override fun onReceivedTitle(view: WebView, title: String) { - // Get the current page position. - val currentPosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) + // Check EasyList if it is enabled. + if (nestedScrollWebView.easyListEnabled) { + // Check the URL against EasyList. + val easyListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, easyList) - // Get the current tab. - val tab = tabLayout.getTabAt(currentPosition) + // Process the EasyList results. + if (easyListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched EasyList's blacklist. + // Add the result to the resource requests. + nestedScrollWebView.addResourceRequest(arrayOf(easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5])) - // Only populate the title text view if the tab has been fully created. - if (tab != null) { - // Get the custom view from the tab. - val tabView = tab.customView + // Increment the blocked requests counters. + nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) + nestedScrollWebView.incrementRequestsCount(EASYLIST) - // Only populate the title text view if the tab view has been fully populated. - if (tabView != null) { - // Get the title text view from the tab. - val tabTitleTextView = tabView.findViewById(R.id.title_textview) + // Update the titles of the blocklist menu items if the WebView is currently displayed. + if (webViewDisplayed) { + // Updating the UI must be run from the UI thread. + runOnUiThread { + // Update the menu item titles. + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - // Set the title according to the URL. - if (title == "about:blank") { - // Set the title to indicate a new tab. - tabTitleTextView.setText(R.string.new_tab) - } else { - // Set the title as the tab text. - tabTitleTextView.text = title + // Update the options menu if it has been populated. + if (optionsMenu != null) { + optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + optionsEasyListMenuItem.title = nestedScrollWebView.getRequestsCount(EASYLIST).toString() + " - " + getString(R.string.easylist) + } + } } + + // The resource request was blocked. Return an empty web resource response. + return emptyWebResourceResponse + } else if (easyListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched EasyList's whitelist. + // Update the whitelist result string array tracker. + whitelistResultStringArray = arrayOf(easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5]) } } - } - // Enter full screen video. - override fun onShowCustomView(video: View, callback: CustomViewCallback) { - // Set the full screen video flag. - displayingFullScreenVideo = true + // Check EasyPrivacy if it is enabled. + if (nestedScrollWebView.easyPrivacyEnabled) { + // Check the URL against EasyPrivacy. + val easyPrivacyResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, easyPrivacy) - // Hide the keyboard. - inputMethodManager.hideSoftInputFromWindow(nestedScrollWebView.windowToken, 0) + // Process the EasyPrivacy results. + if (easyPrivacyResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched EasyPrivacy's blacklist. + // Add the result to the resource requests. + nestedScrollWebView.addResourceRequest(arrayOf(easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4], easyPrivacyResults[5])) - // Hide the coordinator layout. - coordinatorLayout.visibility = View.GONE + // Increment the blocked requests counters. + nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) + nestedScrollWebView.incrementRequestsCount(EASYPRIVACY) - /* Hide the system bars. - * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen. - * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar. - * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen. - * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown. - */ + // Update the titles of the blocklist menu items if the WebView is currently displayed. + if (webViewDisplayed) { + // Updating the UI must be run from the UI thread. + runOnUiThread { + // Update the menu item titles. + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - // The deprecated command can be switched to `WindowInsetsController` once the minimum API >= 30. - @Suppress("DEPRECATION") - rootFrameLayout.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY + // Update the options menu if it has been populated. + if (optionsMenu != null) { + optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + optionsEasyPrivacyMenuItem.title = nestedScrollWebView.getRequestsCount(EASYPRIVACY).toString() + " - " + getString(R.string.easyprivacy) + } + } + } - // Disable the sliding drawers. - drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED) + // The resource request was blocked. Return an empty web resource response. + return emptyWebResourceResponse + } else if (easyPrivacyResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched EasyPrivacy's whitelist. + // Update the whitelist result string array tracker. + whitelistResultStringArray = arrayOf(easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4], easyPrivacyResults[5]) + } + } - // Add the video view to the full screen video frame layout. - fullScreenVideoFrameLayout.addView(video) + // Check Fanboy’s Annoyance List if it is enabled. + if (nestedScrollWebView.fanboysAnnoyanceListEnabled) { + // Check the URL against Fanboy's Annoyance List. + val fanboysAnnoyanceListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, fanboysAnnoyanceList) - // Show the full screen video frame layout. - fullScreenVideoFrameLayout.visibility = View.VISIBLE + // Process the Fanboy's Annoyance List results. + if (fanboysAnnoyanceListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched Fanboy's Annoyance List's blacklist. + // Add the result to the resource requests. + nestedScrollWebView.addResourceRequest(arrayOf(fanboysAnnoyanceListResults[0], fanboysAnnoyanceListResults[1], fanboysAnnoyanceListResults[2], fanboysAnnoyanceListResults[3], + fanboysAnnoyanceListResults[4], fanboysAnnoyanceListResults[5])) - // Disable the screen timeout while the video is playing. YouTube does this automatically, but not all other videos do. - fullScreenVideoFrameLayout.keepScreenOn = true - } + // Increment the blocked requests counters. + nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) + nestedScrollWebView.incrementRequestsCount(FANBOYS_ANNOYANCE_LIST) - // Exit full screen video. - override fun onHideCustomView() { - // Exit the full screen video. - exitFullScreenVideo() - } + // Update the titles of the blocklist menu items if the WebView is currently displayed. + if (webViewDisplayed) { + // Updating the UI must be run from the UI thread. + runOnUiThread { + // Update the menu item titles. + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + + // Update the options menu if it has been populated. + if (optionsMenu != null) { + optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + optionsFanboysAnnoyanceListMenuItem.title = nestedScrollWebView.getRequestsCount(FANBOYS_ANNOYANCE_LIST).toString() + " - " + getString(R.string.fanboys_annoyance_list) + } + } + } + + // The resource request was blocked. Return an empty web resource response. + return emptyWebResourceResponse + } else if (fanboysAnnoyanceListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched Fanboy's Annoyance List's whitelist. + // Update the whitelist result string array tracker. + whitelistResultStringArray = arrayOf(fanboysAnnoyanceListResults[0], fanboysAnnoyanceListResults[1], fanboysAnnoyanceListResults[2], fanboysAnnoyanceListResults[3], + fanboysAnnoyanceListResults[4], fanboysAnnoyanceListResults[5]) + } + } else if (nestedScrollWebView.fanboysSocialBlockingListEnabled) { // Only check Fanboy’s Social Blocking List if Fanboy’s Annoyance List is disabled. + // Check the URL against Fanboy's Annoyance List. + val fanboysSocialListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, fanboysSocialList) - // Upload files. - override fun onShowFileChooser(webView: WebView, filePathCallback: ValueCallback>, fileChooserParams: FileChooserParams): Boolean { - // Store the file path callback. - fileChooserCallback = filePathCallback + // Process the Fanboy's Social Blocking List results. + if (fanboysSocialListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched Fanboy's Social Blocking List's blacklist. + // Add the result to the resource requests. + nestedScrollWebView.addResourceRequest(arrayOf(fanboysSocialListResults[0], fanboysSocialListResults[1], fanboysSocialListResults[2], fanboysSocialListResults[3], + fanboysSocialListResults[4], fanboysSocialListResults[5])) - // Create an intent to open a chooser based on the file chooser parameters. - val fileChooserIntent = fileChooserParams.createIntent() + // Increment the blocked requests counters. + nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) + nestedScrollWebView.incrementRequestsCount(FANBOYS_SOCIAL_BLOCKING_LIST) - // Check to see if the file chooser intent resolves to an installed package. - if (fileChooserIntent.resolveActivity(packageManager) != null) { // The file chooser intent is fine. - // Launch the file chooser intent. - browseFileUploadActivityResultLauncher.launch(fileChooserIntent) - } else { // The file chooser intent will cause a crash. - // Create a generic intent to open a chooser. - val genericFileChooserIntent = Intent(Intent.ACTION_GET_CONTENT) + // Update the titles of the blocklist menu items if the WebView is currently displayed. + if (webViewDisplayed) { + // Updating the UI must be run from the UI thread. + runOnUiThread { + // Update the menu item titles. + navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - // Request an openable file. - genericFileChooserIntent.addCategory(Intent.CATEGORY_OPENABLE) + // Update the options menu if it has been populated. + if (optionsMenu != null) { + optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + optionsFanboysSocialBlockingListMenuItem.title = + nestedScrollWebView.getRequestsCount(FANBOYS_SOCIAL_BLOCKING_LIST).toString() + " - " + getString(R.string.fanboys_social_blocking_list) + } + } + } - // Set the file type to everything. - genericFileChooserIntent.type = "*/*" + // The resource request was blocked. Return an empty web resource response. + return emptyWebResourceResponse + } else if (fanboysSocialListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched Fanboy's Social Blocking List's whitelist. + // Update the whitelist result string array tracker. + whitelistResultStringArray = arrayOf(fanboysSocialListResults[0], fanboysSocialListResults[1], fanboysSocialListResults[2], fanboysSocialListResults[3], fanboysSocialListResults[4], + fanboysSocialListResults[5]) + } + } - // Launch the generic file chooser intent. - browseFileUploadActivityResultLauncher.launch(genericFileChooserIntent) + // Add the request to the log because it hasn't been processed by any of the previous checks. + if (whitelistResultStringArray != null) { // The request was processed by a whitelist. + nestedScrollWebView.addResourceRequest(whitelistResultStringArray) + } else { // The request didn't match any blocklist entry. Log it as a default request. + nestedScrollWebView.addResourceRequest(arrayOf(BlocklistHelper.REQUEST_DEFAULT, requestUrlString)) } - // Handle the event. - return true + // The resource request has not been blocked. `return null` loads the requested resource. + return null } - } - nestedScrollWebView.webViewClient = object : WebViewClient() { - // `shouldOverrideUrlLoading` makes this WebView the default handler for URLs inside the app, so that links are not kicked out to other apps. - override fun shouldOverrideUrlLoading(view: WebView, webResourceRequest: WebResourceRequest): Boolean { - // Get the URL from the web resource request. - var requestUrlString = webResourceRequest.url.toString() - - // Sanitize the url. - requestUrlString = sanitizeUrl(requestUrlString) - // Handle the URL according to the type. - return if (requestUrlString.startsWith("http")) { // Load the URL in Privacy Browser. - // Load the URL. By using `loadUrl()`, instead of `loadUrlFromBase()`, the Referer header will never be sent. - loadUrl(nestedScrollWebView, requestUrlString) + // Handle HTTP authentication requests. + override fun onReceivedHttpAuthRequest(view: WebView, handler: HttpAuthHandler, host: String, realm: String) { + // Store the handler. + nestedScrollWebView.httpAuthHandler = handler - // Returning true indicates that Privacy Browser is manually handling the loading of the URL. - // Custom headers cannot be added if false is returned and the WebView handles the loading of the URL. - true - } else if (requestUrlString.startsWith("mailto:")) { // Load the email address in an external email program. - // Use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched. - val emailIntent = Intent(Intent.ACTION_SENDTO) + // Instantiate an HTTP authentication dialog. + val httpAuthenticationDialogFragment = HttpAuthenticationDialog.displayDialog(host, realm, nestedScrollWebView.webViewFragmentId) - // Parse the url and set it as the data for the intent. - emailIntent.data = Uri.parse(requestUrlString) + // Show the HTTP authentication dialog. + httpAuthenticationDialogFragment.show(supportFragmentManager, getString(R.string.http_authentication)) + } - // Open the email program in a new task instead of as part of Privacy Browser. - emailIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK + override fun onPageStarted(webView: WebView, url: String, favicon: Bitmap?) { + // Get the app bar layout height. This can't be done in `applyAppSettings()` because the app bar is not yet populated there. + // This should only be populated if it is greater than 0 because otherwise it will be reset to 0 if the app bar is hidden in full screen browsing mode. + if (appBarLayout.height > 0) + appBarHeight = appBarLayout.height - try { - // Make it so. - startActivity(emailIntent) - } catch (exception: ActivityNotFoundException) { - // Display a snackbar. - Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + // Set the padding and layout settings according to the position of the app bar. + if (bottomAppBar) { // The app bar is on the bottom. + // Adjust the UI. + if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0) + } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) } + } else { // The app bar is on the top. + // Set the top padding of the swipe refresh layout according to the app bar scrolling preference. This can't be done in `appAppSettings()` because the app bar is not yet populated there. + if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. + // No padding is needed because it will automatically be placed below the app bar layout due to the scrolling layout behavior. + swipeRefreshLayout.setPadding(0, 0, 0, 0) - // Returning true indicates Privacy Browser is handling the URL by creating an intent. - true - } else if (requestUrlString.startsWith("tel:")) { // Load the phone number in the dialer. - // Create a dial intent. - val dialIntent = Intent(Intent.ACTION_DIAL) - - // Add the phone number to the intent. - dialIntent.data = Uri.parse(requestUrlString) - - // Open the dialer in a new task instead of as part of Privacy Browser. - dialIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK + // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. + swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10, defaultProgressViewEndOffset) + } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. + // The swipe refresh layout must be manually moved below the app bar layout. + swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0) - try { - // Make it so. - startActivity(dialIntent) - } catch (exception: ActivityNotFoundException) { - // Display a snackbar. - Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. + swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight) } + } - // Returning true indicates Privacy Browser is handling the URL by creating an intent. - true - } else { // Load a system chooser to select an app that can handle the URL. - // Create a generic intent to open an app. - val genericIntent = Intent(Intent.ACTION_VIEW) - - // Add the URL to the intent. - genericIntent.data = Uri.parse(requestUrlString) - - // List all apps that can handle the URL instead of just opening the first one. - genericIntent.addCategory(Intent.CATEGORY_BROWSABLE) - - // Open the app in a new task instead of as part of Privacy Browser. - genericIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK + // Reset the list of resource requests. + nestedScrollWebView.clearResourceRequests() - try { - // Make it so. - startActivity(genericIntent) - } catch (exception: ActivityNotFoundException) { - // Display a snackbar. - Snackbar.make(nestedScrollWebView, getString(R.string.unrecognized_url, requestUrlString), Snackbar.LENGTH_SHORT).show() - } + // Reset the requests counters. + nestedScrollWebView.resetRequestsCounters() - // Returning true indicates Privacy Browser is handling the URL by creating an intent. - true - } - } + // Get the current page position. + val currentPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) - // Check requests against the block lists. - override fun shouldInterceptRequest(view: WebView, webResourceRequest: WebResourceRequest): WebResourceResponse? { - // Get the URL. - val requestUrlString = webResourceRequest.url.toString() + // Update the URL text bar if the page is currently selected and the URL edit text is not currently being edited. + if ((tabLayout.selectedTabPosition == currentPagePosition) && !urlEditText.hasFocus()) { + // Display the formatted URL text. + urlEditText.setText(url) - // Check to see if the resource request is for the main URL. - if (requestUrlString == nestedScrollWebView.currentUrl) { - // `return null` loads the resource request, which should never be blocked if it is the main URL. - return null - } + // Highlight the URL syntax. + UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) - // Wait until the blocklists have been populated. When Privacy Browser is being resumed after having the process killed in the background it will try to load the URLs immediately. - while (ultraPrivacy == null) { - try { - // Check to see if the blocklists have been populated after 100 ms. - Thread.sleep(100) - } catch (exception: InterruptedException) { - // Do nothing. - } + // Hide the keyboard. + inputMethodManager.hideSoftInputFromWindow(nestedScrollWebView.windowToken, 0) } - // Create an empty web resource response to be used if the resource request is blocked. - val emptyWebResourceResponse = WebResourceResponse("text/plain", "utf8", ByteArrayInputStream("".toByteArray())) + // Reset the list of host IP addresses. + nestedScrollWebView.currentIpAddresses = "" - // Initialize the variables. - var whitelistResultStringArray: Array? = null - var isThirdPartyRequest = false + // Get a URI for the current URL. + val currentUri = Uri.parse(url) - // Get the current URL. `.getUrl()` throws an error because operations on the WebView cannot be made from this thread. - var currentBaseDomain = nestedScrollWebView.currentDomainName + // Get the current domain name. + val currentDomainName = currentUri.host - // Store a copy of the current domain for use in later requests. - val currentDomain = currentBaseDomain + // Get the IP addresses for the current domain. + if ((currentDomainName != null) && currentDomainName.isNotEmpty()) + GetHostIpAddressesCoroutine.checkPinnedMismatch(currentDomainName, nestedScrollWebView, supportFragmentManager, getString(R.string.pinned_mismatch)) - // Get the request host name. - var requestBaseDomain = webResourceRequest.url.host + // Replace Refresh with Stop if the options menu has been created and the WebView is currently displayed. (The first WebView typically begins loading before the menu items are instantiated.) + if ((optionsMenu != null) && (webView == currentWebView)) { + // Set the title. + optionsRefreshMenuItem.setTitle(R.string.stop) - // Only check for third-party requests if the current base domain is not empty and the request domain is not null. - if (currentBaseDomain.isNotEmpty() && (requestBaseDomain != null)) { - // Determine the current base domain. - while (currentBaseDomain.indexOf(".", currentBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain. - // Remove the first subdomain. - currentBaseDomain = currentBaseDomain.substring(currentBaseDomain.indexOf(".") + 1) - } + // Set the icon if it is displayed in the AppBar. + if (displayAdditionalAppBarIcons) + optionsRefreshMenuItem.setIcon(R.drawable.close_blue) + } + } - // Determine the request base domain. - while (requestBaseDomain!!.indexOf(".", requestBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain. - // Remove the first subdomain. - requestBaseDomain = requestBaseDomain.substring(requestBaseDomain.indexOf(".") + 1) - } + override fun onPageFinished(webView: WebView, url: String) { + // Flush any cookies to persistent storage. The cookie manager has become very lazy about flushing cookies in recent versions. + if (nestedScrollWebView.acceptCookies) + cookieManager.flush() - // Update the third party request tracker. - isThirdPartyRequest = currentBaseDomain != requestBaseDomain - } + // Update the Refresh menu item if the options menu has been created and the WebView is currently displayed. + if (optionsMenu != null && (webView == currentWebView)) { + // Reset the Refresh title. + optionsRefreshMenuItem.setTitle(R.string.refresh) - // Get the current WebView page position. - val webViewPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) + // Reset the icon if it is displayed in the app bar. + if (displayAdditionalAppBarIcons) + optionsRefreshMenuItem.setIcon(R.drawable.refresh_enabled) + } - // Determine if the WebView is currently displayed. - val webViewDisplayed = webViewPagePosition == tabLayout.selectedTabPosition + // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`, + // which links to `/data/data/com.stoutner.privacybrowser.standard`. + val privateDataDirectoryString = applicationInfo.dataDir - // Block third-party requests if enabled. - if (isThirdPartyRequest && nestedScrollWebView.blockAllThirdPartyRequests) { - // Add the result to the resource requests. - nestedScrollWebView.addResourceRequest(arrayOf(BlocklistHelper.REQUEST_THIRD_PARTY, requestUrlString)) + // Clear the cache, history, and logcat if Incognito Mode is enabled. + if (incognitoModeEnabled) { + // Clear the cache. `true` includes disk files. + nestedScrollWebView.clearCache(true) - // Increment the blocked requests counters. - nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) - nestedScrollWebView.incrementRequestsCount(THIRD_PARTY_REQUESTS) + // Clear the back/forward history. + nestedScrollWebView.clearHistory() - // Update the titles of the blocklist menu items if the WebView is currently displayed. - if (webViewDisplayed) { - // Updating the UI must be run from the UI thread. - runOnUiThread { - // Update the menu item titles. - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + // Manually delete cache folders. + try { + // Delete the main cache directory. + Runtime.getRuntime().exec("rm -rf $privateDataDirectoryString/cache") + } catch (exception: IOException) { + // Do nothing if an error is thrown. + } - // Update the options menu if it has been populated. - if (optionsMenu != null) { - optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - optionsBlockAllThirdPartyRequestsMenuItem.title = - nestedScrollWebView.getRequestsCount(THIRD_PARTY_REQUESTS).toString() + " - " + getString(R.string.block_all_third_party_requests) - } - } + // Clear the logcat. + try { + // Clear the logcat. `-c` clears the logcat. `-b all` clears all the buffers (instead of just crash, main, and system). + Runtime.getRuntime().exec("logcat -b all -c") + } catch (exception: IOException) { + // Do nothing. } + } - // The resource request was blocked. Return an empty web resource response. - return emptyWebResourceResponse + // Clear the `Service Worker` directory. + try { + // A string array must be used because the directory contains a space and `Runtime.exec` will not escape the string correctly otherwise. + Runtime.getRuntime().exec(arrayOf("rm", "-rf", "$privateDataDirectoryString/app_webview/Default/Service Worker/")) + } catch (exception: IOException) { + // Do nothing. } - // Check UltraList if it is enabled. - if (nestedScrollWebView.ultraListEnabled) { - // Check the URL against UltraList. - val ultraListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, ultraList) + // Get the current page position. + val currentPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) - // Process the UltraList results. - if (ultraListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched UltraList's blacklist. - // Add the result to the resource requests. - nestedScrollWebView.addResourceRequest(arrayOf(ultraListResults[0], ultraListResults[1], ultraListResults[2], ultraListResults[3], ultraListResults[4], ultraListResults[5])) + // Get the current URL from the nested scroll WebView. This is more accurate than using the URL passed into the method, which is sometimes not the final one. + val currentUrl = nestedScrollWebView.url - // Increment the blocked requests counters. - nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) - nestedScrollWebView.incrementRequestsCount(ULTRALIST) + // Get the current tab. + val tab = tabLayout.getTabAt(currentPagePosition) - // Update the titles of the blocklist menu items if the WebView is currently displayed. - if (webViewDisplayed) { - // Updating the UI must be run from the UI thread. - runOnUiThread { - // Update the menu item titles. - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + // Update the URL text bar if the page is currently selected and the user is not currently typing in the URL edit text. + // Crash records show that, in some crazy way, it is possible for the current URL to be blank at this point. + // Probably some sort of race condition when Privacy Browser is being resumed. + if ((tabLayout.selectedTabPosition == currentPagePosition) && !urlEditText.hasFocus() && (currentUrl != null)) { + // Check to see if the URL is `about:blank`. + if (currentUrl == "about:blank") { // The WebView is blank. + // Display the hint in the URL edit text. + urlEditText.setText("") - // Update the options menu if it has been populated. - if (optionsMenu != null) { - optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - optionsUltraListMenuItem.title = nestedScrollWebView.getRequestsCount(ULTRALIST).toString() + " - " + getString(R.string.ultralist) - } - } - } + // Request focus for the URL text box. + urlEditText.requestFocus() - // The resource request was blocked. Return an empty web resource response. - return emptyWebResourceResponse - } else if (ultraListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched UltraList's whitelist. - // Add a whitelist entry to the resource requests array. - nestedScrollWebView.addResourceRequest(arrayOf(ultraListResults[0], ultraListResults[1], ultraListResults[2], ultraListResults[3], ultraListResults[4], ultraListResults[5])) + // Display the keyboard. + inputMethodManager.showSoftInput(urlEditText, 0) - // The resource request has been allowed by UltraPrivacy. `return null` loads the requested resource. - return null - } - } + // Apply the domain settings. This clears any settings from the previous domain. + applyDomainSettings(nestedScrollWebView, "", resetTab = true, reloadWebsite = false, loadUrl = false) - // Check UltraPrivacy if it is enabled. - if (nestedScrollWebView.ultraPrivacyEnabled) { - // Check the URL against UltraPrivacy. - val ultraPrivacyResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, ultraPrivacy!!) + // Only populate the title text view if the tab has been fully created. + if (tab != null) { + // Get the custom view from the tab. + val tabView = tab.customView!! - // Process the UltraPrivacy results. - if (ultraPrivacyResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched UltraPrivacy's blacklist. - // Add the result to the resource requests. - nestedScrollWebView.addResourceRequest(arrayOf(ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4], - ultraPrivacyResults[5])) + // Get the title text view from the tab. + val tabTitleTextView = tabView.findViewById(R.id.title_textview) - // Increment the blocked requests counters. - nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) - nestedScrollWebView.incrementRequestsCount(ULTRAPRIVACY) + // Set the title as the tab text. + tabTitleTextView.setText(R.string.new_tab) + } + } else { // The WebView has loaded a webpage. + // Update the URL edit text if it is not currently being edited. + if (!urlEditText.hasFocus()) { + // Sanitize the current URL. This removes unwanted URL elements that were added by redirects, so that they won't be included if the URL is shared. + val sanitizedUrl = sanitizeUrl(currentUrl) - // Update the titles of the blocklist menu items if the WebView is currently displayed. - if (webViewDisplayed) { - // Updating the UI must be run from the UI thread. - runOnUiThread { - // Update the menu item titles. - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + // Display the final URL. Getting the URL from the WebView instead of using the one provided by `onPageFinished()` makes websites like YouTube function correctly. + urlEditText.setText(sanitizedUrl) - // Update the options menu if it has been populated. - if (optionsMenu != null) { - optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - optionsUltraPrivacyMenuItem.title = nestedScrollWebView.getRequestsCount(ULTRAPRIVACY).toString() + " - " + getString(R.string.ultraprivacy) - } - } + // Highlight the URL syntax. + UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) } - // The resource request was blocked. Return an empty web resource response. - return emptyWebResourceResponse - } else if (ultraPrivacyResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched UltraPrivacy's whitelist. - // Add a whitelist entry to the resource requests array. - nestedScrollWebView.addResourceRequest(arrayOf(ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4], - ultraPrivacyResults[5])) + // Only populate the title text view if the tab has been fully created. + if (tab != null) { + // Get the custom view from the tab. + val tabView = tab.customView!! - // The resource request has been allowed by UltraPrivacy. `return null` loads the requested resource. - return null + // Get the title text view from the tab. + val tabTitleTextView = tabView.findViewById(R.id.title_textview) + + // Set the title as the tab text. Sometimes `onReceivedTitle()` is not called, especially when navigating history. + tabTitleTextView.text = nestedScrollWebView.title + } } } + } - // Check EasyList if it is enabled. - if (nestedScrollWebView.easyListEnabled) { - // Check the URL against EasyList. - val easyListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, easyList) + // Handle SSL Certificate errors. Suppress the lint warning that ignoring the error might be dangerous. + @SuppressLint("WebViewClientOnReceivedSslError") + override fun onReceivedSslError(view: WebView, handler: SslErrorHandler, error: SslError) { + // Get the current website SSL certificate. + val currentWebsiteSslCertificate = error.certificate - // Process the EasyList results. - if (easyListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched EasyList's blacklist. - // Add the result to the resource requests. - nestedScrollWebView.addResourceRequest(arrayOf(easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5])) + // Extract the individual pieces of information from the current website SSL certificate. + val currentWebsiteIssuedToCName = currentWebsiteSslCertificate.issuedTo.cName + val currentWebsiteIssuedToOName = currentWebsiteSslCertificate.issuedTo.oName + val currentWebsiteIssuedToUName = currentWebsiteSslCertificate.issuedTo.uName + val currentWebsiteIssuedByCName = currentWebsiteSslCertificate.issuedBy.cName + val currentWebsiteIssuedByOName = currentWebsiteSslCertificate.issuedBy.oName + val currentWebsiteIssuedByUName = currentWebsiteSslCertificate.issuedBy.uName + val currentWebsiteSslStartDate = currentWebsiteSslCertificate.validNotBeforeDate + val currentWebsiteSslEndDate = currentWebsiteSslCertificate.validNotAfterDate - // Increment the blocked requests counters. - nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) - nestedScrollWebView.incrementRequestsCount(EASYLIST) + // Get the pinned SSL certificate. + val (pinnedSslCertificateStringArray, pinnedSslCertificateDateArray) = nestedScrollWebView.getPinnedSslCertificate() - // Update the titles of the blocklist menu items if the WebView is currently displayed. - if (webViewDisplayed) { - // Updating the UI must be run from the UI thread. - runOnUiThread { - // Update the menu item titles. - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + // Proceed to the website if the current SSL website certificate matches the pinned domain certificate. + if (nestedScrollWebView.hasPinnedSslCertificate() && + (currentWebsiteIssuedToCName == pinnedSslCertificateStringArray[0]) && + (currentWebsiteIssuedToOName == pinnedSslCertificateStringArray[1]) && + (currentWebsiteIssuedToUName == pinnedSslCertificateStringArray[2]) && + (currentWebsiteIssuedByCName == pinnedSslCertificateStringArray[3]) && + (currentWebsiteIssuedByOName == pinnedSslCertificateStringArray[4]) && + (currentWebsiteIssuedByUName == pinnedSslCertificateStringArray[5]) && + (currentWebsiteSslStartDate == pinnedSslCertificateDateArray[0]) && + (currentWebsiteSslEndDate == pinnedSslCertificateDateArray[1])) { - // Update the options menu if it has been populated. - if (optionsMenu != null) { - optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - optionsEasyListMenuItem.title = nestedScrollWebView.getRequestsCount(EASYLIST).toString() + " - " + getString(R.string.easylist) - } - } - } + // An SSL certificate is pinned and matches the current domain certificate. Proceed to the website without displaying an error. + handler.proceed() + } else { // Either there isn't a pinned SSL certificate or it doesn't match the current website certificate. + // Store the SSL error handler. + nestedScrollWebView.sslErrorHandler = handler - // The resource request was blocked. Return an empty web resource response. - return emptyWebResourceResponse - } else if (easyListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched EasyList's whitelist. - // Update the whitelist result string array tracker. - whitelistResultStringArray = arrayOf(easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5]) + // Instantiate an SSL certificate error alert dialog. + val sslCertificateErrorDialogFragment = SslCertificateErrorDialog.displayDialog(error, nestedScrollWebView.webViewFragmentId) + + // Try to show the dialog. The SSL error handler continues to function even when the WebView is paused. Attempting to display a dialog in that state leads to a crash. + try { + // Show the SSL certificate error dialog. + sslCertificateErrorDialogFragment.show(supportFragmentManager, getString(R.string.ssl_certificate_error)) + } catch (exception: Exception) { + // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. + pendingDialogsArrayList.add(PendingDialogDataClass(sslCertificateErrorDialogFragment, getString(R.string.ssl_certificate_error))) } } + } + } - // Check EasyPrivacy if it is enabled. - if (nestedScrollWebView.easyPrivacyEnabled) { - // Check the URL against EasyPrivacy. - val easyPrivacyResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, easyPrivacy) - - // Process the EasyPrivacy results. - if (easyPrivacyResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched EasyPrivacy's blacklist. - // Add the result to the resource requests. - nestedScrollWebView.addResourceRequest(arrayOf(easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4], easyPrivacyResults[5])) + // Check to see if the state is being restored. + if (restoringState) { // The state is being restored. + // Resume the nested scroll WebView JavaScript timers. + nestedScrollWebView.resumeTimers() + } else if (pageNumber == 0) { // The first page is being loaded. + // Set this nested scroll WebView as the current WebView. + currentWebView = nestedScrollWebView - // Increment the blocked requests counters. - nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) - nestedScrollWebView.incrementRequestsCount(EASYPRIVACY) + // Get the intent that started the app. + val launchingIntent = intent - // Update the titles of the blocklist menu items if the WebView is currently displayed. - if (webViewDisplayed) { - // Updating the UI must be run from the UI thread. - runOnUiThread { - // Update the menu item titles. - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + // Reset the intent. This prevents a duplicate tab from being created on restart. + intent = Intent() - // Update the options menu if it has been populated. - if (optionsMenu != null) { - optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - optionsEasyPrivacyMenuItem.title = nestedScrollWebView.getRequestsCount(EASYPRIVACY).toString() + " - " + getString(R.string.easyprivacy) - } - } - } + // Get the information from the intent. + val launchingIntentAction = launchingIntent.action + val launchingIntentUriData = launchingIntent.data + val launchingIntentStringExtra = launchingIntent.getStringExtra(Intent.EXTRA_TEXT) - // The resource request was blocked. Return an empty web resource response. - return emptyWebResourceResponse - } else if (easyPrivacyResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched EasyPrivacy's whitelist. - // Update the whitelist result string array tracker. - whitelistResultStringArray = arrayOf(easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4], easyPrivacyResults[5]) - } + // Parse the launching intent URL. Suppress the suggestions of using elvis expressions as they make the logic very difficult to follow. + @Suppress("IfThenToElvis") val urlToLoadString = if ((launchingIntentAction != null) && (launchingIntentAction == Intent.ACTION_WEB_SEARCH)) { // The intent contains a search string. + // Sanitize the search input and convert it to a search. + val encodedSearchString = try { + URLEncoder.encode(launchingIntent.getStringExtra(SearchManager.QUERY), "UTF-8") + } catch (exception: UnsupportedEncodingException) { + "" } - // Check Fanboy’s Annoyance List if it is enabled. - if (nestedScrollWebView.fanboysAnnoyanceListEnabled) { - // Check the URL against Fanboy's Annoyance List. - val fanboysAnnoyanceListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, fanboysAnnoyanceList) + // Add the search URL to the encodedSearchString + searchURL + encodedSearchString + } else if (launchingIntentUriData != null) { // The launching intent contains a URL formatted as a URI. + // Get the URL from the URI. + launchingIntentUriData.toString() + } else if (launchingIntentStringExtra != null) { // The launching intent contains text that might be a URL. + // Get the URL from the string extra. + launchingIntentStringExtra + } else if (urlString != "") { // The activity has been restarted. + // Load the saved URL. + urlString + } else { // The is no saved URL and there is no URL in the intent. + // Load the homepage. + sharedPreferences.getString("homepage", getString(R.string.homepage_default_value)) + } - // Process the Fanboy's Annoyance List results. - if (fanboysAnnoyanceListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched Fanboy's Annoyance List's blacklist. - // Add the result to the resource requests. - nestedScrollWebView.addResourceRequest(arrayOf(fanboysAnnoyanceListResults[0], fanboysAnnoyanceListResults[1], fanboysAnnoyanceListResults[2], fanboysAnnoyanceListResults[3], - fanboysAnnoyanceListResults[4], fanboysAnnoyanceListResults[5])) + // Load the website if not waiting for the proxy. + if (waitingForProxy) { // Store the URL to be loaded in the Nested Scroll WebView. + nestedScrollWebView.waitingForProxyUrlString = urlToLoadString!! + } else { // Load the URL. + loadUrl(nestedScrollWebView, urlToLoadString!!) + } - // Increment the blocked requests counters. - nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) - nestedScrollWebView.incrementRequestsCount(FANBOYS_ANNOYANCE_LIST) + // Reset the intent. This prevents a duplicate tab from being created on a subsequent restart if loading an link from a new intent on restart. + // For example, this prevents a duplicate tab if a link is loaded from the Guide after changing the theme in the guide and then changing the theme again in the main activity. + intent = Intent() + } else { // This is not the first tab. + // Load the URL. + loadUrl(nestedScrollWebView, urlString) - // Update the titles of the blocklist menu items if the WebView is currently displayed. - if (webViewDisplayed) { - // Updating the UI must be run from the UI thread. - runOnUiThread { - // Update the menu item titles. - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + // Set the focus and display the keyboard if the URL is blank. + if (urlString == "") { + // Request focus for the URL text box. + urlEditText.requestFocus() - // Update the options menu if it has been populated. - if (optionsMenu != null) { - optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - optionsFanboysAnnoyanceListMenuItem.title = nestedScrollWebView.getRequestsCount(FANBOYS_ANNOYANCE_LIST).toString() + " - " + getString(R.string.fanboys_annoyance_list) - } - } - } + // Create a display keyboard handler. + val displayKeyboardHandler = Handler(Looper.getMainLooper()) - // The resource request was blocked. Return an empty web resource response. - return emptyWebResourceResponse - } else if (fanboysAnnoyanceListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched Fanboy's Annoyance List's whitelist. - // Update the whitelist result string array tracker. - whitelistResultStringArray = arrayOf(fanboysAnnoyanceListResults[0], fanboysAnnoyanceListResults[1], fanboysAnnoyanceListResults[2], fanboysAnnoyanceListResults[3], - fanboysAnnoyanceListResults[4], fanboysAnnoyanceListResults[5]) - } - } else if (nestedScrollWebView.fanboysSocialBlockingListEnabled) { // Only check Fanboy’s Social Blocking List if Fanboy’s Annoyance List is disabled. - // Check the URL against Fanboy's Annoyance List. - val fanboysSocialListResults = blocklistHelper.checkBlocklist(currentDomain, requestUrlString, isThirdPartyRequest, fanboysSocialList) + // Create a display keyboard runnable. + val displayKeyboardRunnable = Runnable { + // Display the keyboard. + inputMethodManager.showSoftInput(urlEditText, 0) + } - // Process the Fanboy's Social Blocking List results. - if (fanboysSocialListResults[0] == BlocklistHelper.REQUEST_BLOCKED) { // The resource request matched Fanboy's Social Blocking List's blacklist. - // Add the result to the resource requests. - nestedScrollWebView.addResourceRequest(arrayOf(fanboysSocialListResults[0], fanboysSocialListResults[1], fanboysSocialListResults[2], fanboysSocialListResults[3], - fanboysSocialListResults[4], fanboysSocialListResults[5])) + // Display the keyboard after 100 milliseconds, which leaves enough time for the tab to transition. + displayKeyboardHandler.postDelayed(displayKeyboardRunnable, 100) + } + } + } - // Increment the blocked requests counters. - nestedScrollWebView.incrementRequestsCount(BLOCKED_REQUESTS) - nestedScrollWebView.incrementRequestsCount(FANBOYS_SOCIAL_BLOCKING_LIST) + private fun loadBookmarksFolder() { + // Update the bookmarks cursor with the contents of the bookmarks database for the current folder. + bookmarksCursor = bookmarksDatabaseHelper!!.getBookmarksByDisplayOrder(currentBookmarksFolder) - // Update the titles of the blocklist menu items if the WebView is currently displayed. - if (webViewDisplayed) { - // Updating the UI must be run from the UI thread. - runOnUiThread { - // Update the menu item titles. - navigationRequestsMenuItem.title = getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) + // Populate the bookmarks cursor adapter. + bookmarksCursorAdapter = object : CursorAdapter(this, bookmarksCursor, false) { + override fun newView(context: Context, cursor: Cursor, parent: ViewGroup): View { + // Inflate the individual item layout. + return layoutInflater.inflate(R.layout.bookmarks_drawer_item_linearlayout, parent, false) + } - // Update the options menu if it has been populated. - if (optionsMenu != null) { - optionsBlocklistsMenuItem.title = getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(BLOCKED_REQUESTS) - optionsFanboysSocialBlockingListMenuItem.title = - nestedScrollWebView.getRequestsCount(FANBOYS_SOCIAL_BLOCKING_LIST).toString() + " - " + getString(R.string.fanboys_social_blocking_list) - } - } - } + override fun bindView(view: View, context: Context, cursor: Cursor) { + // Get handles for the views. + val bookmarkFavoriteIcon = view.findViewById(R.id.bookmark_favorite_icon) + val bookmarkNameTextView = view.findViewById(R.id.bookmark_name) - // The resource request was blocked. Return an empty web resource response. - return emptyWebResourceResponse - } else if (fanboysSocialListResults[0] == BlocklistHelper.REQUEST_ALLOWED) { // The resource request matched Fanboy's Social Blocking List's whitelist. - // Update the whitelist result string array tracker. - whitelistResultStringArray = arrayOf(fanboysSocialListResults[0], fanboysSocialListResults[1], fanboysSocialListResults[2], fanboysSocialListResults[3], fanboysSocialListResults[4], - fanboysSocialListResults[5]) - } - } + // Get the favorite icon byte array from the cursor. + val favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON)) - // Add the request to the log because it hasn't been processed by any of the previous checks. - if (whitelistResultStringArray != null) { // The request was processed by a whitelist. - nestedScrollWebView.addResourceRequest(whitelistResultStringArray) - } else { // The request didn't match any blocklist entry. Log it as a default request. - nestedScrollWebView.addResourceRequest(arrayOf(BlocklistHelper.REQUEST_DEFAULT, requestUrlString)) - } + // Convert the byte array to a bitmap beginning at the first byte and ending at the last. + val favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.size) - // The resource request has not been blocked. `return null` loads the requested resource. - return null + // Display the bitmap in the bookmark favorite icon. + bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap) + + // Display the bookmark name from the cursor in the bookmark name text view. + bookmarkNameTextView.text = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME)) + + // Make the font bold for folders. + if (cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1) + bookmarkNameTextView.typeface = Typeface.DEFAULT_BOLD + else // Reset the font to default for normal bookmarks. + bookmarkNameTextView.typeface = Typeface.DEFAULT } + } - // Handle HTTP authentication requests. - override fun onReceivedHttpAuthRequest(view: WebView, handler: HttpAuthHandler, host: String, realm: String) { - // Store the handler. - nestedScrollWebView.httpAuthHandler = handler + // Populate the list view with the adapter. + bookmarksListView.adapter = bookmarksCursorAdapter - // Instantiate an HTTP authentication dialog. - val httpAuthenticationDialogFragment = HttpAuthenticationDialog.displayDialog(host, realm, nestedScrollWebView.webViewFragmentId) + // Set the bookmarks drawer title. + if (currentBookmarksFolder.isEmpty()) + bookmarksTitleTextView.setText(R.string.bookmarks) + else + bookmarksTitleTextView.text = currentBookmarksFolder + } - // Show the HTTP authentication dialog. - httpAuthenticationDialogFragment.show(supportFragmentManager, getString(R.string.http_authentication)) - } + private fun loadUrl(nestedScrollWebView: NestedScrollWebView, url: String) { + // Sanitize the URL. + val urlString = sanitizeUrl(url) - override fun onPageStarted(webView: WebView, url: String, favicon: Bitmap?) { - // Get the app bar layout height. This can't be done in `applyAppSettings()` because the app bar is not yet populated there. - // This should only be populated if it is greater than 0 because otherwise it will be reset to 0 if the app bar is hidden in full screen browsing mode. - if (appBarLayout.height > 0) - appBarHeight = appBarLayout.height + // Apply the domain settings and load the URL. + applyDomainSettings(nestedScrollWebView, urlString, resetTab = true, reloadWebsite = false, loadUrl = true) + } - // Set the padding and layout settings according to the position of the app bar. - if (bottomAppBar) { // The app bar is on the bottom. - // Adjust the UI. - if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. - // Reset the WebView padding to fill the available space. - swipeRefreshLayout.setPadding(0, 0, 0, 0) - } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. - // Move the WebView above the app bar layout. - swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight) - } - } else { // The app bar is on the top. - // Set the top padding of the swipe refresh layout according to the app bar scrolling preference. This can't be done in `appAppSettings()` because the app bar is not yet populated there. - if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. - // No padding is needed because it will automatically be placed below the app bar layout due to the scrolling layout behavior. - swipeRefreshLayout.setPadding(0, 0, 0, 0) + private fun loadUrlFromTextBox() { + // Get the text from URL text box and convert it to a string. trim() removes white spaces from the beginning and end of the string. + var unformattedUrlString = urlEditText.text.toString().trim { it <= ' ' } - // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. - swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10, defaultProgressViewEndOffset) - } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. - // The swipe refresh layout must be manually moved below the app bar layout. - swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0) + // Create the formatted URL string. + var urlString = "" - // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. - swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight) - } - } + // Check to see if the unformatted URL string is a valid URL. Otherwise, convert it into a search. + if (unformattedUrlString.startsWith("content://")) { // This is a content URL. + // Load the entire content URL. + urlString = unformattedUrlString + } else if (Patterns.WEB_URL.matcher(unformattedUrlString).matches() || unformattedUrlString.startsWith("http://") || unformattedUrlString.startsWith("https://") || + unformattedUrlString.startsWith("file://")) { // This is a standard URL. - // Reset the list of resource requests. - nestedScrollWebView.clearResourceRequests() + // Add `https://` at the beginning if there is no protocol. Otherwise the app will segfault. + if (!unformattedUrlString.startsWith("http") && !unformattedUrlString.startsWith("file://")) + unformattedUrlString = "https://$unformattedUrlString" + + // Initialize the unformatted URL. + var unformattedUrl: URL? = null + + // Convert the unformatted URL string to a URL. + try { + unformattedUrl = URL(unformattedUrlString) + } catch (exception: MalformedURLException) { + exception.printStackTrace() + } - // Reset the requests counters. - nestedScrollWebView.resetRequestsCounters() + // Get the components of the URL. + val scheme = unformattedUrl?.protocol + val authority = unformattedUrl?.authority + val path = unformattedUrl?.path + val query = unformattedUrl?.query + val fragment = unformattedUrl?.ref - // Get the current page position. - val currentPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) + // Create a URI. + val uri = Uri.Builder() - // Update the URL text bar if the page is currently selected and the URL edit text is not currently being edited. - if ((tabLayout.selectedTabPosition == currentPagePosition) && !urlEditText.hasFocus()) { - // Display the formatted URL text. - urlEditText.setText(url) + // Build the URI from the components of the URL. + uri.scheme(scheme).authority(authority).path(path).query(query).fragment(fragment) - // Highlight the URL syntax. - UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) + // Decode the URI as a UTF-8 string in. + try { + urlString = URLDecoder.decode(uri.build().toString(), "UTF-8") + } catch (exception: UnsupportedEncodingException) { + // Do nothing. The formatted URL string will remain blank. + } + } else if (unformattedUrlString.isNotEmpty()) { // This is not a URL, but rather a search string. + // Sanitize the search input. + val encodedSearchString = try { + URLEncoder.encode(unformattedUrlString, "UTF-8") + } catch (exception: UnsupportedEncodingException) { + "" + } - // Hide the keyboard. - inputMethodManager.hideSoftInputFromWindow(nestedScrollWebView.windowToken, 0) - } + // Add the base search URL. + urlString = searchURL + encodedSearchString + } - // Reset the list of host IP addresses. - nestedScrollWebView.currentIpAddresses = "" + // Clear the focus from the URL edit text. Otherwise, proximate typing in the box will retain the colorized formatting instead of being reset during refocus. + urlEditText.clearFocus() - // Get a URI for the current URL. - val currentUri = Uri.parse(url) + // Make it so. + loadUrl(currentWebView!!, urlString) + } - // Get the current domain name. - val currentDomainName = currentUri.host + override fun navigateHistory(url: String, steps: Int) { + // Apply the domain settings. + applyDomainSettings(currentWebView!!, url, resetTab = false, reloadWebsite = false, loadUrl = false) - // Get the IP addresses for the current domain. - if ((currentDomainName != null) && currentDomainName.isNotEmpty()) - GetHostIpAddressesCoroutine.checkPinnedMismatch(currentDomainName, nestedScrollWebView, supportFragmentManager, getString(R.string.pinned_mismatch)) + // Load the history entry. + currentWebView!!.goBackOrForward(steps) + } - // Replace Refresh with Stop if the options menu has been created and the WebView is currently displayed. (The first WebView typically begins loading before the menu items are instantiated.) - if ((optionsMenu != null) && (webView == currentWebView)) { - // Set the title. - optionsRefreshMenuItem.setTitle(R.string.stop) + override fun openFile(dialogFragment: DialogFragment) { + // Get the dialog. + val dialog = dialogFragment.dialog!! - // Set the icon if it is displayed in the AppBar. - if (displayAdditionalAppBarIcons) - optionsRefreshMenuItem.setIcon(R.drawable.close_blue) - } - } + // Get handles for the views. + val fileNameEditText = dialog.findViewById(R.id.file_name_edittext) + val mhtCheckBox = dialog.findViewById(R.id.mht_checkbox) - override fun onPageFinished(webView: WebView, url: String) { - // Flush any cookies to persistent storage. The cookie manager has become very lazy about flushing cookies in recent versions. - if (nestedScrollWebView.acceptCookies) - cookieManager.flush() + // Get the file path string. + val openFilePath = fileNameEditText.text.toString() - // Update the Refresh menu item if the options menu has been created and the WebView is currently displayed. - if (optionsMenu != null && (webView == currentWebView)) { - // Reset the Refresh title. - optionsRefreshMenuItem.setTitle(R.string.refresh) + // Apply the domain settings. This resets the favorite icon and removes any domain settings. + applyDomainSettings(currentWebView!!, openFilePath, resetTab = true, reloadWebsite = false, loadUrl = false) - // Reset the icon if it is displayed in the app bar. - if (displayAdditionalAppBarIcons) - optionsRefreshMenuItem.setIcon(R.drawable.refresh_enabled) - } + // Open the file according to the type. + if (mhtCheckBox.isChecked) { // Force opening of an MHT file. + try { + // Get the MHT file input stream. + val mhtFileInputStream = contentResolver.openInputStream(Uri.parse(openFilePath)) - // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`, - // which links to `/data/data/com.stoutner.privacybrowser.standard`. - val privateDataDirectoryString = applicationInfo.dataDir + // Create a temporary MHT file. + val temporaryMhtFile = File.createTempFile(TEMPORARY_MHT_FILE, ".mht", cacheDir) - // Clear the cache, history, and logcat if Incognito Mode is enabled. - if (incognitoModeEnabled) { - // Clear the cache. `true` includes disk files. - nestedScrollWebView.clearCache(true) + // Get a file output stream for the temporary MHT file. + val temporaryMhtFileOutputStream = FileOutputStream(temporaryMhtFile) - // Clear the back/forward history. - nestedScrollWebView.clearHistory() + // Create a transfer byte array. + val transferByteArray = ByteArray(1024) - // Manually delete cache folders. - try { - // Delete the main cache directory. - Runtime.getRuntime().exec("rm -rf $privateDataDirectoryString/cache") - } catch (exception: IOException) { - // Do nothing if an error is thrown. - } + // Create an integer to track the number of bytes read. + var bytesRead: Int - // Clear the logcat. - try { - // Clear the logcat. `-c` clears the logcat. `-b all` clears all the buffers (instead of just crash, main, and system). - Runtime.getRuntime().exec("logcat -b all -c") - } catch (exception: IOException) { - // Do nothing. - } - } + // Copy the temporary MHT file input stream to the MHT output stream. + while (mhtFileInputStream!!.read(transferByteArray).also { bytesRead = it } > 0) + temporaryMhtFileOutputStream.write(transferByteArray, 0, bytesRead) - // Clear the `Service Worker` directory. - try { - // A string array must be used because the directory contains a space and `Runtime.exec` will not escape the string correctly otherwise. - Runtime.getRuntime().exec(arrayOf("rm", "-rf", "$privateDataDirectoryString/app_webview/Default/Service Worker/")) - } catch (exception: IOException) { - // Do nothing. - } + // Flush the temporary MHT file output stream. + temporaryMhtFileOutputStream.flush() - // Get the current page position. - val currentPagePosition = webViewPagerAdapter!!.getPositionForId(nestedScrollWebView.webViewFragmentId) + // Close the streams. + temporaryMhtFileOutputStream.close() + mhtFileInputStream.close() - // Get the current URL from the nested scroll WebView. This is more accurate than using the URL passed into the method, which is sometimes not the final one. - val currentUrl = nestedScrollWebView.url + // Load the temporary MHT file. + currentWebView!!.loadUrl(temporaryMhtFile.toString()) + } catch (exception: Exception) { + // Display a snackbar. + Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + } + } else { // Let the WebView handle opening of the file. + // Open the file. + currentWebView!!.loadUrl(openFilePath) + } + } - // Get the current tab. - val tab = tabLayout.getTabAt(currentPagePosition) + private fun openWithApp(url: String) { + // Create an open with app intent with `ACTION_VIEW`. + val openWithAppIntent = Intent(Intent.ACTION_VIEW) - // Update the URL text bar if the page is currently selected and the user is not currently typing in the URL edit text. - // Crash records show that, in some crazy way, it is possible for the current URL to be blank at this point. - // Probably some sort of race condition when Privacy Browser is being resumed. - if ((tabLayout.selectedTabPosition == currentPagePosition) && !urlEditText.hasFocus() && (currentUrl != null)) { - // Check to see if the URL is `about:blank`. - if (currentUrl == "about:blank") { // The WebView is blank. - // Display the hint in the URL edit text. - urlEditText.setText("") + // Set the URI but not the MIME type. This should open all available apps. + openWithAppIntent.data = Uri.parse(url) - // Request focus for the URL text box. - urlEditText.requestFocus() + // Flag the intent to open in a new task. + openWithAppIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK - // Display the keyboard. - inputMethodManager.showSoftInput(urlEditText, 0) + // Try the intent. + try { + // Show the chooser. + startActivity(openWithAppIntent) + } catch (exception: ActivityNotFoundException) { // There are no apps available to open the URL. + // Show a snackbar with the error. + Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + } + } - // Apply the domain settings. This clears any settings from the previous domain. - applyDomainSettings(nestedScrollWebView, "", resetTab = true, reloadWebsite = false, loadUrl = false) + private fun openWithBrowser(url: String) { - // Only populate the title text view if the tab has been fully created. - if (tab != null) { - // Get the custom view from the tab. - val tabView = tab.customView!! + // Create an open with browser intent with `ACTION_VIEW`. + val openWithBrowserIntent = Intent(Intent.ACTION_VIEW) - // Get the title text view from the tab. - val tabTitleTextView = tabView.findViewById(R.id.title_textview) + // Set the URI and the MIME type. `"text/html"` should load browser options. + openWithBrowserIntent.setDataAndType(Uri.parse(url), "text/html") - // Set the title as the tab text. - tabTitleTextView.setText(R.string.new_tab) - } - } else { // The WebView has loaded a webpage. - // Update the URL edit text if it is not currently being edited. - if (!urlEditText.hasFocus()) { - // Sanitize the current URL. This removes unwanted URL elements that were added by redirects, so that they won't be included if the URL is shared. - val sanitizedUrl = sanitizeUrl(currentUrl) + // Flag the intent to open in a new task. + openWithBrowserIntent.flags = Intent.FLAG_ACTIVITY_NEW_TASK - // Display the final URL. Getting the URL from the WebView instead of using the one provided by `onPageFinished()` makes websites like YouTube function correctly. - urlEditText.setText(sanitizedUrl) + // Try the intent. + try { + // Show the chooser. + startActivity(openWithBrowserIntent) + } catch (exception: ActivityNotFoundException) { // There are no browsers available to open the URL. + // Show a snackbar with the error. + Snackbar.make(currentWebView!!, getString(R.string.error, exception), Snackbar.LENGTH_INDEFINITE).show() + } + } - // Highlight the URL syntax. - UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) - } + override fun pinnedErrorGoBack() { + // Get the current web back forward list. + val webBackForwardList = currentWebView!!.copyBackForwardList() - // Only populate the title text view if the tab has been fully created. - if (tab != null) { - // Get the custom view from the tab. - val tabView = tab.customView!! + // Get the previous entry URL. + val previousUrl = webBackForwardList.getItemAtIndex(webBackForwardList.currentIndex - 1).url - // Get the title text view from the tab. - val tabTitleTextView = tabView.findViewById(R.id.title_textview) + // Apply the domain settings. + applyDomainSettings(currentWebView!!, previousUrl, resetTab = false, reloadWebsite = false, loadUrl = false) - // Set the title as the tab text. Sometimes `onReceivedTitle()` is not called, especially when navigating history. - tabTitleTextView.text = nestedScrollWebView.title - } - } - } - } + // Go back. + currentWebView!!.goBack() + } - // Handle SSL Certificate errors. Suppress the lint warning that ignoring the error might be dangerous. - @SuppressLint("WebViewClientOnReceivedSslError") - override fun onReceivedSslError(view: WebView, handler: SslErrorHandler, error: SslError) { - // Get the current website SSL certificate. - val currentWebsiteSslCertificate = error.certificate + private fun sanitizeUrl(urlString: String): String { + // Initialize a sanitized URL string. + var sanitizedUrlString = urlString - // Extract the individual pieces of information from the current website SSL certificate. - val currentWebsiteIssuedToCName = currentWebsiteSslCertificate.issuedTo.cName - val currentWebsiteIssuedToOName = currentWebsiteSslCertificate.issuedTo.oName - val currentWebsiteIssuedToUName = currentWebsiteSslCertificate.issuedTo.uName - val currentWebsiteIssuedByCName = currentWebsiteSslCertificate.issuedBy.cName - val currentWebsiteIssuedByOName = currentWebsiteSslCertificate.issuedBy.oName - val currentWebsiteIssuedByUName = currentWebsiteSslCertificate.issuedBy.uName - val currentWebsiteSslStartDate = currentWebsiteSslCertificate.validNotBeforeDate - val currentWebsiteSslEndDate = currentWebsiteSslCertificate.validNotAfterDate + // Sanitize tracking queries. + if (sanitizeTrackingQueries) + sanitizedUrlString = SanitizeUrlHelper.sanitizeTrackingQueries(sanitizedUrlString) - // Get the pinned SSL certificate. - val (pinnedSslCertificateStringArray, pinnedSslCertificateDateArray) = nestedScrollWebView.getPinnedSslCertificate() + // Sanitize AMP redirects. + if (sanitizeAmpRedirects) + sanitizedUrlString = SanitizeUrlHelper.sanitizeAmpRedirects(sanitizedUrlString) - // Proceed to the website if the current SSL website certificate matches the pinned domain certificate. - if (nestedScrollWebView.hasPinnedSslCertificate() && - (currentWebsiteIssuedToCName == pinnedSslCertificateStringArray[0]) && - (currentWebsiteIssuedToOName == pinnedSslCertificateStringArray[1]) && - (currentWebsiteIssuedToUName == pinnedSslCertificateStringArray[2]) && - (currentWebsiteIssuedByCName == pinnedSslCertificateStringArray[3]) && - (currentWebsiteIssuedByOName == pinnedSslCertificateStringArray[4]) && - (currentWebsiteIssuedByUName == pinnedSslCertificateStringArray[5]) && - (currentWebsiteSslStartDate == pinnedSslCertificateDateArray[0]) && - (currentWebsiteSslEndDate == pinnedSslCertificateDateArray[1])) { + // Return the sanitized URL string. + return sanitizedUrlString + } - // An SSL certificate is pinned and matches the current domain certificate. Proceed to the website without displaying an error. - handler.proceed() - } else { // Either there isn't a pinned SSL certificate or it doesn't match the current website certificate. - // Store the SSL error handler. - nestedScrollWebView.sslErrorHandler = handler + override fun saveUrl(originalUrlString: String, fileNameString: String, dialogFragment: DialogFragment) { + // Store the URL. This will be used in the save URL activity result launcher. + saveUrlString = if (originalUrlString.startsWith("data:")) { + // Save the original URL. + originalUrlString + } else { + // Get the dialog. + val dialog = dialogFragment.dialog!! - // Instantiate an SSL certificate error alert dialog. - val sslCertificateErrorDialogFragment = SslCertificateErrorDialog.displayDialog(error, nestedScrollWebView.webViewFragmentId) + // Get a handle for the dialog URL edit text. + val dialogUrlEditText = dialog.findViewById(R.id.url_edittext) - // Try to show the dialog. The SSL error handler continues to function even when the WebView is paused. Attempting to display a dialog in that state leads to a crash. - try { - // Show the SSL certificate error dialog. - sslCertificateErrorDialogFragment.show(supportFragmentManager, getString(R.string.ssl_certificate_error)) - } catch (exception: Exception) { - // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`. - pendingDialogsArrayList.add(PendingDialogDataClass(sslCertificateErrorDialogFragment, getString(R.string.ssl_certificate_error))) - } - } - } + // Get the URL from the edit text, which may have been modified. + dialogUrlEditText.text.toString() } - // Check to see if the state is being restored. - if (restoringState) { // The state is being restored. - // Resume the nested scroll WebView JavaScript timers. - nestedScrollWebView.resumeTimers() - } else if (pageNumber == 0) { // The first page is being loaded. - // Set this nested scroll WebView as the current WebView. - currentWebView = nestedScrollWebView + // Open the file picker. + saveUrlActivityResultLauncher.launch(fileNameString) + } - // Get the intent that started the app. - val launchingIntent = intent + private fun setCurrentWebView(pageNumber: Int) { + // Stop the swipe to refresh indicator if it is running + swipeRefreshLayout.isRefreshing = false - // Reset the intent. This prevents a duplicate tab from being created on restart. - intent = Intent() + // Get the WebView tab fragment. + val webViewTabFragment = webViewPagerAdapter!!.getPageFragment(pageNumber) - // Get the information from the intent. - val launchingIntentAction = launchingIntent.action - val launchingIntentUriData = launchingIntent.data - val launchingIntentStringExtra = launchingIntent.getStringExtra(Intent.EXTRA_TEXT) + // Get the fragment view. + val webViewFragmentView = webViewTabFragment.view - // Parse the launching intent URL. Suppress the suggestions of using elvis expressions as they make the logic very difficult to follow. - @Suppress("IfThenToElvis") val urlToLoadString = if ((launchingIntentAction != null) && (launchingIntentAction == Intent.ACTION_WEB_SEARCH)) { // The intent contains a search string. - // Sanitize the search input and convert it to a search. - val encodedSearchString = try { - URLEncoder.encode(launchingIntent.getStringExtra(SearchManager.QUERY), "UTF-8") - } catch (exception: UnsupportedEncodingException) { - "" - } + // Set the current WebView if the fragment view is not null. + if (webViewFragmentView != null) { // The fragment has been populated. + // Store the current WebView. + currentWebView = webViewFragmentView.findViewById(R.id.nestedscroll_webview) - // Add the search URL to the encodedSearchString - searchURL + encodedSearchString - } else if (launchingIntentUriData != null) { // The launching intent contains a URL formatted as a URI. - // Get the URL from the URI. - launchingIntentUriData.toString() - } else if (launchingIntentStringExtra != null) { // The launching intent contains text that might be a URL. - // Get the URL from the string extra. - launchingIntentStringExtra - } else if (urlString != "") { // The activity has been restarted. - // Load the saved URL. - urlString - } else { // The is no saved URL and there is no URL in the intent. - // Load the homepage. - sharedPreferences.getString("homepage", getString(R.string.homepage_default_value)) + // Update the status of swipe to refresh. + if (currentWebView!!.swipeToRefresh) { // Swipe to refresh is enabled. + // Enable the swipe refresh layout if the WebView is scrolled all the way to the top. It is updated every time the scroll changes. + swipeRefreshLayout.isEnabled = (currentWebView!!.scrollY == 0) + } else { // Swipe to refresh is disabled. + // Disable the swipe refresh layout. + swipeRefreshLayout.isEnabled = false } - // Load the website if not waiting for the proxy. - if (waitingForProxy) { // Store the URL to be loaded in the Nested Scroll WebView. - nestedScrollWebView.waitingForProxyUrlString = urlToLoadString!! - } else { // Load the URL. - loadUrl(nestedScrollWebView, urlToLoadString!!) - } + // Set the cookie status. + cookieManager.setAcceptCookie(currentWebView!!.acceptCookies) - // Reset the intent. This prevents a duplicate tab from being created on a subsequent restart if loading an link from a new intent on restart. - // For example, this prevents a duplicate tab if a link is loaded from the Guide after changing the theme in the guide and then changing the theme again in the main activity. - intent = Intent() - } else { // This is not the first tab. - // Load the URL. - loadUrl(nestedScrollWebView, urlString) + // Update the privacy icons. `true` redraws the icons in the app bar. + updatePrivacyIcons(true) - // Set the focus and display the keyboard if the URL is blank. - if (urlString == "") { - // Request focus for the URL text box. - urlEditText.requestFocus() + // Get a handle for the input method manager. + val inputMethodManager = (getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager) - // Create a display keyboard handler. - val displayKeyboardHandler = Handler(Looper.getMainLooper()) + // Get the current URL. + val urlString = currentWebView!!.url + + // Update the URL edit text if not loading a new intent. Otherwise, this will be handled by `onPageStarted()` (if called) and `onPageFinished()`. + if (!loadingNewIntent) { // A new intent is not being loaded. + if ((urlString == null) || (urlString == "about:blank")) { // The WebView is blank. + // Display the hint in the URL edit text. + urlEditText.setText("") + + // Request focus for the URL text box. + urlEditText.requestFocus() - // Create a display keyboard runnable. - val displayKeyboardRunnable = Runnable { // Display the keyboard. inputMethodManager.showSoftInput(urlEditText, 0) + } else { // The WebView has a loaded URL. + // Clear the focus from the URL text box. + urlEditText.clearFocus() + + // Hide the soft keyboard. + inputMethodManager.hideSoftInputFromWindow(currentWebView!!.windowToken, 0) + + // Display the current URL in the URL text box. + urlEditText.setText(urlString) + + // Highlight the URL syntax. + UrlHelper.highlightSyntax(urlEditText, initialGrayColorSpan, finalGrayColorSpan, redColorSpan) } + } else { // A new intent is being loaded. + // Reset the loading new intent flag. + loadingNewIntent = false + } - // Display the keyboard after 100 milliseconds, which leaves enough time for the tab to transition. - displayKeyboardHandler.postDelayed(displayKeyboardRunnable, 100) + // Set the background to indicate the domain settings status. + if (currentWebView!!.domainSettingsApplied) { + // Set a background on the URL relative layout to indicate that custom domain settings are being used. + urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.drawable.domain_settings_url_background) + } else { + // Remove any background on the URL relative layout. + urlRelativeLayout.background = AppCompatResources.getDrawable(this, R.color.transparent) + } + } else if (pageNumber == savedTabPosition) { // The app is being restored but the saved tab position fragment has not been populated yet. Try again in 100 milliseconds. + // Create a handler to set the current WebView. + val setCurrentWebViewHandler = Handler(Looper.getMainLooper()) + + // Create a runnable to set the current WebView. + val setCurrentWebWebRunnable = Runnable { + // Set the current WebView. + setCurrentWebView(pageNumber) } + + // Try setting the current WebView again after 100 milliseconds. + setCurrentWebViewHandler.postDelayed(setCurrentWebWebRunnable, 100) } } + // The view parameter cannot be removed because it is called from the layout onClick. + fun toggleBookmarksDrawerPinned(@Suppress("UNUSED_PARAMETER")view: View?) { + // Toggle the bookmarks drawer pinned tracker. + bookmarksDrawerPinned = !bookmarksDrawerPinned + + // Update the bookmarks drawer pinned image view. + updateBookmarksDrawerPinnedImageView() + } + + private fun updateBookmarksDrawerPinnedImageView() { + // Set the current icon. + if (bookmarksDrawerPinned) + bookmarksDrawerPinnedImageView.setImageResource(R.drawable.pin_selected) + else + bookmarksDrawerPinnedImageView.setImageResource(R.drawable.pin) + } + private fun updateDomainsSettingsSet() { // Reset the domains settings set. domainsSettingsSet = HashSet() @@ -5927,4 +5869,54 @@ class MainWebViewActivity : AppCompatActivity(), CreateBookmarkDialog.CreateBook // Close the domains cursor. domainsCursor.close() } + + override fun updateFontSize(dialogFragment: DialogFragment) { + // Get the dialog. + val dialog = dialogFragment.dialog!! + + // Get a handle for the font size edit text. + val fontSizeEditText = dialog.findViewById(R.id.font_size_edittext) + + // Initialize the new font size variable with the current font size. + var newFontSize = currentWebView!!.settings.textZoom + + // Get the font size from the edit text. + try { + newFontSize = fontSizeEditText.text.toString().toInt() + } catch (exception: Exception) { + // If the edit text does not contain a valid font size do nothing. + } + + // Apply the new font size. + currentWebView!!.settings.textZoom = newFontSize + } + + private fun updatePrivacyIcons(runInvalidateOptionsMenu: Boolean) { + // Only update the privacy icons if the options menu and the current WebView have already been populated. + if ((optionsMenu != null) && (currentWebView != null)) { + // Update the privacy icon. + if (currentWebView!!.settings.javaScriptEnabled) // JavaScript is enabled. + optionsPrivacyMenuItem.setIcon(R.drawable.javascript_enabled) + else if (currentWebView!!.acceptCookies) // JavaScript is disabled but cookies are enabled. + optionsPrivacyMenuItem.setIcon(R.drawable.warning) + else // All the dangerous features are disabled. + optionsPrivacyMenuItem.setIcon(R.drawable.privacy_mode) + + // Update the cookies icon. + if (currentWebView!!.acceptCookies) + optionsCookiesMenuItem.setIcon(R.drawable.cookies_enabled) + else + optionsCookiesMenuItem.setIcon(R.drawable.cookies_disabled) + + // Update the refresh icon. + if (optionsRefreshMenuItem.title == getString(R.string.refresh)) // The refresh icon is displayed. + optionsRefreshMenuItem.setIcon(R.drawable.refresh_enabled) + else // The stop icon is displayed. + optionsRefreshMenuItem.setIcon(R.drawable.close_blue) + + // `invalidateOptionsMenu()` calls `onPrepareOptionsMenu()` and redraws the icons in the app bar. + if (runInvalidateOptionsMenu) + invalidateOptionsMenu() + } + } } diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkDialog.kt index 545f2fc9..145c895b 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkDialog.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkDialog.kt @@ -81,7 +81,7 @@ class CreateBookmarkDialog : DialogFragment() { // The public interface is used to send information back to the parent activity. interface CreateBookmarkListener { - fun onCreateBookmark(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) + fun createBookmark(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) } override fun onAttach(context: Context) { @@ -125,7 +125,7 @@ class CreateBookmarkDialog : DialogFragment() { // Set a listener on the create button. dialogBuilder.setPositiveButton(R.string.create) { _: DialogInterface, _: Int -> // Return the dialog fragment and the favorite icon bitmap to the parent activity. - createBookmarkListener.onCreateBookmark(this, favoriteIconBitmap) + createBookmarkListener.createBookmark(this, favoriteIconBitmap) } // Create an alert dialog from the builder. @@ -159,7 +159,7 @@ class CreateBookmarkDialog : DialogFragment() { // Check the key code and event. if (keyCode == KeyEvent.KEYCODE_ENTER && keyEvent.action == KeyEvent.ACTION_DOWN) { // The event is a key-down on the enter key. // Trigger the create bookmark listener and return the dialog fragment and the favorite icon bitmap to the parent activity. - createBookmarkListener.onCreateBookmark(this, favoriteIconBitmap) + createBookmarkListener.createBookmark(this, favoriteIconBitmap) // Manually dismiss the alert dialog. alertDialog.dismiss() @@ -177,7 +177,7 @@ class CreateBookmarkDialog : DialogFragment() { // Check the key code and event. if (keyCode == KeyEvent.KEYCODE_ENTER && keyEvent.action == KeyEvent.ACTION_DOWN) { // The event is a key-down on the enter key. // Trigger the create bookmark listener and return the dialog fragment and the favorite icon bitmap to the parent activity. - createBookmarkListener.onCreateBookmark(this, favoriteIconBitmap) + createBookmarkListener.createBookmark(this, favoriteIconBitmap) // Manually dismiss the alert dialog. alertDialog.dismiss() @@ -193,4 +193,4 @@ class CreateBookmarkDialog : DialogFragment() { // Return the alert dialog. return alertDialog } -} \ No newline at end of file +} diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkFolderDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkFolderDialog.kt index 39ad0fca..2f413b0b 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkFolderDialog.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/CreateBookmarkFolderDialog.kt @@ -81,7 +81,7 @@ class CreateBookmarkFolderDialog : DialogFragment() { // The public interface is used to send information back to the parent activity. interface CreateBookmarkFolderListener { - fun onCreateBookmarkFolder(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) + fun createBookmarkFolder(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap) } override fun onAttach(context: Context) { @@ -117,7 +117,7 @@ class CreateBookmarkFolderDialog : DialogFragment() { // Set the create button listener. dialogBuilder.setPositiveButton(R.string.create) { _: DialogInterface, _: Int -> // Return the dialog fragment to the parent activity on create. - createBookmarkFolderListener.onCreateBookmarkFolder(this, favoriteIconBitmap) + createBookmarkFolderListener.createBookmarkFolder(this, favoriteIconBitmap) } // Create an alert dialog from the builder. @@ -207,7 +207,7 @@ class CreateBookmarkFolderDialog : DialogFragment() { // Check the key code, event, and button status. if (keyEvent.action == KeyEvent.ACTION_DOWN && keyCode == KeyEvent.KEYCODE_ENTER && createButton.isEnabled) { // The event is a key-down on the enter key and the create button is enabled. // Trigger the create bookmark folder listener and return the dialog fragment to the parent activity. - createBookmarkFolderListener.onCreateBookmarkFolder(this, favoriteIconBitmap) + createBookmarkFolderListener.createBookmarkFolder(this, favoriteIconBitmap) // Manually dismiss the alert dialog. alertDialog.dismiss() @@ -222,4 +222,4 @@ class CreateBookmarkFolderDialog : DialogFragment() { // Return the alert dialog. return alertDialog } -} \ No newline at end of file +} diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/FontSizeDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/FontSizeDialog.kt index 5b6428fc..86e82efc 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/FontSizeDialog.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/FontSizeDialog.kt @@ -63,7 +63,7 @@ class FontSizeDialog : DialogFragment() { // The public interface is used to send information back to the parent activity. interface UpdateFontSizeListener { - fun onApplyNewFontSize(dialogFragment: DialogFragment) + fun updateFontSize(dialogFragment: DialogFragment) } override fun onAttach(context: Context) { @@ -96,7 +96,7 @@ class FontSizeDialog : DialogFragment() { // Set the apply button listener. dialogBuilder.setPositiveButton(R.string.apply) { _: DialogInterface?, _: Int -> // Return the dialog fragment to the parent activity. - updateFontSizeListener.onApplyNewFontSize(this) + updateFontSizeListener.updateFontSize(this) } // Create an alert dialog from the builder. @@ -136,7 +136,7 @@ class FontSizeDialog : DialogFragment() { // Check the key code, event, and button status. if (keyEvent.action == KeyEvent.ACTION_DOWN && keyCode == KeyEvent.KEYCODE_ENTER) { // The enter key was pressed. // Trigger the update font size listener and return the dialog fragment to the parent activity. - updateFontSizeListener.onApplyNewFontSize(this) + updateFontSizeListener.updateFontSize(this) // Manually dismiss the alert dialog. alertDialog.dismiss() diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/OpenDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/OpenDialog.kt index ba422143..c112a917 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/OpenDialog.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/OpenDialog.kt @@ -1,5 +1,5 @@ /* - * Copyright 2019-2022 Soren Stoutner . + * Copyright 2019-2023 Soren Stoutner . * * This file is part of Privacy Browser Android . * @@ -53,7 +53,7 @@ class OpenDialog : DialogFragment() { // The public interface is used to send information back to the parent activity. interface OpenListener { - fun onOpen(dialogFragment: DialogFragment) + fun openFile(dialogFragment: DialogFragment) } override fun onAttach(context: Context) { @@ -98,7 +98,7 @@ class OpenDialog : DialogFragment() { // Set the open button listener. dialogBuilder.setPositiveButton(R.string.open) { _: DialogInterface?, _: Int -> // Return the dialog fragment to the parent activity. - openListener.onOpen(this) + openListener.openFile(this) } // Create an alert dialog from the builder. diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt index 12a1d440..faae1819 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt @@ -78,7 +78,7 @@ class SaveDialog : DialogFragment() { // The public interface is used to send information back to the parent activity. interface SaveListener { - fun onSaveUrl(originalUrlString: String, fileNameString: String, dialogFragment: DialogFragment) + fun saveUrl(originalUrlString: String, fileNameString: String, dialogFragment: DialogFragment) } override fun onAttach(context: Context) { @@ -115,7 +115,7 @@ class SaveDialog : DialogFragment() { // Set the save button listener. dialogBuilder.setPositiveButton(R.string.save) { _: DialogInterface, _: Int -> // Return the dialog fragment to the parent activity. - saveListener.onSaveUrl(originalUrlString, fileNameString, this) + saveListener.saveUrl(originalUrlString, fileNameString, this) } // Create an alert dialog from the builder. diff --git a/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.kt b/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.kt index 28e8c152..d1648f01 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.kt +++ b/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.kt @@ -1,5 +1,5 @@ /* - * Copyright 2018-2022 Soren Stoutner . + * Copyright 2018-2023 Soren Stoutner . * * This file is part of Privacy Browser Android . * @@ -35,52 +35,49 @@ import java.io.InputStream import java.io.OutputStream // Define the private class constants. -private const val SCHEMA_VERSION = 16 -private const val PREFERENCES_TABLE = "preferences" - -// Define the private preferences constants. -private const val ID = "_id" -private const val JAVASCRIPT = "javascript" +private const val ALLOW_SCREENSHOTS = "allow_screenshots" +private const val AMP_REDIRECTS = "amp_redirects" +private const val APP_THEME = "app_theme" +private const val BLOCK_ALL_THIRD_PARTY_REQUESTS = "block_all_third_party_requests" +private const val BOTTOM_APP_BAR = "bottom_app_bar" +private const val CLEAR_CACHE = "clear_cache" +private const val CLEAR_COOKIES = "clear_cookies" +private const val CLEAR_DOM_STORAGE = "clear_dom_storage" +private const val CLEAR_EVERYTHING = "clear_everything" +private const val CLEAR_FORM_DATA = "clear_form_data" // Clear form data can be removed once the minimum API >= 26. +private const val CLEAR_LOGCAT = "clear_logcat" private const val COOKIES = "cookies" -private const val DOM_STORAGE = "dom_storage" -private const val SAVE_FORM_DATA = "save_form_data" -private const val USER_AGENT = "user_agent" private const val CUSTOM_USER_AGENT = "custom_user_agent" -private const val INCOGNITO_MODE = "incognito_mode" -private const val ALLOW_SCREENSHOTS = "allow_screenshots" +private const val DISPLAY_ADDITIONAL_APP_BAR_ICONS = "display_additional_app_bar_icons" +private const val DISPLAY_WEBPAGE_IMAGES = "display_webpage_images" +private const val DOM_STORAGE = "dom_storage" +private const val DOWNLOAD_WITH_EXTERNAL_APP = "download_with_external_app" private const val EASYLIST = "easylist" private const val EASYPRIVACY = "easyprivacy" private const val FANBOYS_ANNOYANCE_LIST = "fanboys_annoyance_list" private const val FANBOYS_SOCIAL_BLOCKING_LIST = "fanboys_social_blocking_list" -private const val ULTRALIST = "ultralist" -private const val ULTRAPRIVACY = "ultraprivacy" -private const val BLOCK_ALL_THIRD_PARTY_REQUESTS = "block_all_third_party_requests" -private const val TRACKING_QUERIES = "tracking_queries" -private const val AMP_REDIRECTS = "amp_redirects" -private const val SEARCH = "search" -private const val SEARCH_CUSTOM_URL = "search_custom_url" -private const val PROXY = "proxy" -private const val PROXY_CUSTOM_URL = "proxy_custom_url" +private const val FONT_SIZE = "font_size" private const val FULL_SCREEN_BROWSING_MODE = "full_screen_browsing_mode" private const val HIDE_APP_BAR = "hide_app_bar" -private const val CLEAR_EVERYTHING = "clear_everything" -private const val CLEAR_COOKIES = "clear_cookies" -private const val CLEAR_DOM_STORAGE = "clear_dom_storage" -private const val CLEAR_FORM_DATA = "clear_form_data" -private const val CLEAR_LOGCAT = "clear_logcat" -private const val CLEAR_CACHE = "clear_cache" private const val HOMEPAGE = "homepage" -private const val FONT_SIZE = "font_size" +private const val ID = "_id" +private const val INCOGNITO_MODE = "incognito_mode" +private const val JAVASCRIPT = "javascript" private const val OPEN_INTENTS_IN_NEW_TAB = "open_intents_in_new_tab" -private const val SWIPE_TO_REFRESH = "swipe_to_refresh" -private const val DOWNLOAD_WITH_EXTERNAL_APP = "download_with_external_app" +private const val PREFERENCES_TABLE = "preferences" +private const val PROXY = "proxy" +private const val PROXY_CUSTOM_URL = "proxy_custom_url" +private const val SAVE_FORM_DATA = "save_form_data" +private const val SEARCH = "search" +private const val SEARCH_CUSTOM_URL = "search_custom_url" private const val SCROLL_APP_BAR = "scroll_app_bar" -private const val BOTTOM_APP_BAR = "bottom_app_bar" -private const val DISPLAY_ADDITIONAL_APP_BAR_ICONS = "display_additional_app_bar_icons" -private const val APP_THEME = "app_theme" +private const val SWIPE_TO_REFRESH = "swipe_to_refresh" +private const val TRACKING_QUERIES = "tracking_queries" +private const val ULTRALIST = "ultralist" +private const val ULTRAPRIVACY = "ultraprivacy" +private const val USER_AGENT = "user_agent" private const val WEBVIEW_THEME = "webview_theme" private const val WIDE_VIEWPORT = "wide_viewport" -private const val DISPLAY_WEBPAGE_IMAGES = "display_webpage_images" class ImportExportDatabaseHelper { // Define the public companion object constants. These can be moved to public class constants once the entire project has migrated to Kotlin. @@ -88,6 +85,7 @@ class ImportExportDatabaseHelper { // Define the public class constants. const val EXPORT_SUCCESSFUL = "Export Successful" const val IMPORT_SUCCESSFUL = "Import Successful" + const val SCHEMA_VERSION = 16 } fun importUnencrypted(importFileInputStream: InputStream, context: Context): String { diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml index 74549e19..fb0c5db3 100644 --- a/app/src/main/res/values-de/strings.xml +++ b/app/src/main/res/values-de/strings.xml @@ -361,7 +361,7 @@ aktuelle IP-Adressen + The `%1$*` code inserts variables into the displayed text and should be preserved in translation. --> Verschlüsselung keine @@ -375,8 +375,8 @@ exportieren importieren entschlüsseln - Privacy Browser Einstellungen %1$s.pbs - Privacy Browser Einstellungen %1$s.pbs.aes + Privacy Browser Android %1$s Einstellungen - Schema %2$d.pbs + Privacy Browser Android %1$s Einstellungen - Schema %2$d.pbs.aes Export erfolgreich. Export fehlgeschlagen:\u0020 %1$s Import fehlgeschlagen:\u0020 %1$s @@ -386,7 +386,7 @@ kopieren leeren Logcat kopiert. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt %1$s gespeichert. Fehler beim Speichern von Logcat:\u0020 %1$s @@ -453,8 +453,8 @@ Seriennummer: \u0020 Signaturalgorithmus: \u0020 Versions-Information wurde kopiert. - Privacy Browser Version %1$s.txt - Privacy Browser Version %1$s.png + Privacy Browser Android %1$s Version.txt + Privacy Browser Android %1$s Version.png Berechtigungen Datenschutzrichtlinie Changelog diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml index 9fecb740..f9cdf8ef 100644 --- a/app/src/main/res/values-es/strings.xml +++ b/app/src/main/res/values-es/strings.xml @@ -372,8 +372,8 @@ Exportar Importar Descifrar - Configuración de Navegador Privado %1$s.pbs - Configuración de Navegador Privado %1$s.pbs.aes + Navegador Privado Android %1$s Configuración - Schema %2$d.pbs + Navegador Privado Android %1$s Configuración - Schema %2$d.pbs.aes Exportación exitosa. Exportación fallida:\u0020 %1$s Importación fallida:\u0020 %1$s @@ -383,7 +383,7 @@ Copiar Borrar Logcat copiado. - Navegador Privado %1$s Logcat.txt + Navegador Privado Android %1$s Logcat.txt %1$s guardado. Error guardando logcat:\u0020 %1$s @@ -450,8 +450,8 @@ Número de serie: \u0020 Algoritmo de firma: \u0020 Información de la versión copiada. - Versión de Navegador Privado %1$s.txt - Versión de Navegador Privado %1$s.png + Navegador Privado Android %1$s Versión.txt + Navegador Privado Android %1$s Versión.png Permisos Política de privacidad Historial de cambios diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml index 508f78c2..0a5de44a 100644 --- a/app/src/main/res/values-fr/strings.xml +++ b/app/src/main/res/values-fr/strings.xml @@ -370,8 +370,8 @@ Exporter Importer Déchiffrer - Privacy Browser Paramètres %1$s.pbs - Privacy Browser Paramètres %1$s.pbs.aes + Privacy Browser Android %1$s Paramètres - Schema %2$d.pbs + Privacy Browser Android %1$s Paramètres - Schema %2$d.pbs.aes Export effectué. L\'export a échoué : %1$s L\'import a échoué : %1$s @@ -380,7 +380,7 @@ Copie Vider Journal système copié. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt %1$s sauvegardé. Erreur de sauvegarde du logcat : %1$s @@ -447,8 +447,8 @@ Numéro de série :\u0020 Algorithme de chiffrement :\u0020 Informations de version copiées. - Privacy Browser Version %1$s.txt - Privacy Browser Version %1$s.png + Privacy Browser Android %1$s Version.txt + Privacy Browser Android %1$s Version.png Permissions Politique de confidentialité Journal des changements diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml index 66e0f537..b674c4da 100644 --- a/app/src/main/res/values-it/strings.xml +++ b/app/src/main/res/values-it/strings.xml @@ -371,8 +371,8 @@ Esporta Importa Decripta - Privacy Browser Settings %1$s.pbs - Privacy Browser Settings %1$s.pbs.aes + Privacy Browser Android %1$s Settings - Schema %2$d.pbs + Privacy Browser Android %1$s Settings - Schema %2$d.pbs.aes Esportazione riuscita Esportazione fallita:\u0020 %1$s Importazione fallita:\u0020 %1$s @@ -382,7 +382,7 @@ Copia Cancella Logcat copiato. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt %1$s salvato. Errore salvataggio logcat:\u0020 %1$s @@ -449,8 +449,8 @@ Numero di Serie: \u0020 Algoritmo di firma: \u0020 Info sulla Versione copiate. - Versione di Privacy Browser %1$s.txt - Versione di Privacy Browser %1$s.png + Privacy Browser Android %1$s Versione.txt + Privacy Browser Android %1$s Versione.png Autorizzazioni Privacy Policy Changelog diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml index 098c2744..75a04740 100644 --- a/app/src/main/res/values-pt-rBR/strings.xml +++ b/app/src/main/res/values-pt-rBR/strings.xml @@ -378,7 +378,7 @@ Cópia Limpar Logcat copiado. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt %1$s salvo. Erro ao salvar logcat:\u0020 %1$s @@ -445,8 +445,8 @@ Número de série: \u0020 Algoritmo de Assinatura: \u0020 Informações de versão copiada. - Privacy Browser Versão %1$s.txt - Privacy Browser Versão %1$s.png + Privacy Browser Android %1$s Versão.txt + Privacy Browser Android %1$s Versão.png Permissões Política de Privacidade Changelog diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml index 2f0ae60c..cec5571b 100644 --- a/app/src/main/res/values-ru/strings.xml +++ b/app/src/main/res/values-ru/strings.xml @@ -368,8 +368,8 @@ Экспорт Импорт Расшифровать - Настройки Privacy Browser %1$s.pbs - Настройки Privacy Browser %1$s.pbs.aes + Privacy Browser Android %1$s Настройки - Schema %2$d.pbs + Privacy Browser Android %1$s Настройки - Schema %2$d.pbs.aes Экспорт выполнен. Сбой при экспорте:\u0020 %1$s Сбой при импорте:\u0020 %1$s @@ -379,7 +379,7 @@ Копировать Очистить Logcat скопирован. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt %1$s сохранен. Ошибка сохранения logcat:\u0020 %1$s @@ -446,8 +446,8 @@ Серийный номер: \u0020 Алгоритм подписи: \u0020 Информация о версии скопирована. - Версия Privacy Browser %1$s.txt - Версия Privacy Browser %1$s.png + Privacy Browser Android %1$s Версия.txt + Privacy Browser Android %1$s Версия.png Разрешения Политика конфиденциальности История изменений diff --git a/app/src/main/res/values-tr/strings.xml b/app/src/main/res/values-tr/strings.xml index bf7c6c26..ec3e8a1c 100644 --- a/app/src/main/res/values-tr/strings.xml +++ b/app/src/main/res/values-tr/strings.xml @@ -340,7 +340,7 @@ Kopyala Temizle Logcat kopyalandı. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt Genel Bakış diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml index 7107ecd6..dfb47f1a 100644 --- a/app/src/main/res/values-zh-rCN/strings.xml +++ b/app/src/main/res/values-zh-rCN/strings.xml @@ -373,8 +373,8 @@ 导出 导入 解密 - Privacy Browser设置 %1$s.pbs - Privacy Browser设置 %1$s.pbs.aes + Privacy Browser Android %1$s 设置 - Schema %2$d.pbs + Privacy Browser Android %1$s 设置 - Schema %2$d.pbs.aes 导出成功. 导出失败:\u0020 %1$s 导入失败:\u0020 %1$s @@ -384,7 +384,7 @@ 复制 清除 复制日志. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt 保存日志失败:\u0020 %1$s @@ -450,8 +450,8 @@ 序列号: >签名算法: 复制版本信息. - Privacy Browser 版本 %1$s.txt - Privacy Browser 版本 %1$s.png + Privacy Browser Android %1$s 版本.txt + Privacy Browser Android %1$s 版本.png 许可权限 隐私政策 更新内容 @@ -582,7 +582,7 @@ 底部状态栏 移动应用栏到底部，更改这个设置会重启Privacy Browser >显示额外的应用栏图标 - 应用栏显示图标有刷新网页，如果这里有空间，打开书签并切换cookies + 更改在导航栏的刷新网页和在页面打开书签和cookies管理的图标，改变这个设置会重启浏览器。 应用主题 系统默认设置 diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml index a34c6dfd..34ab9146 100644 --- a/app/src/main/res/values/strings.xml +++ b/app/src/main/res/values/strings.xml @@ -365,7 +365,7 @@ Current IP addresses + The `%1$*` code inserts variables into the displayed text and should be preserved in translation. --> Encryption None @@ -379,8 +379,8 @@ Export Import Decrypt - Privacy Browser Settings %1$s.pbs - Privacy Browser Settings %1$s.pbs.aes + Privacy Browser Android %1$s Settings - Schema %2$d.pbs + Privacy Browser Android %1$s Settings - Schema %2$d.pbs.aes Export successful. Export failed:\u0020 %1$s Import failed:\u0020 %1$s @@ -390,7 +390,7 @@ Copy Clear Logcat copied. - Privacy Browser %1$s Logcat.txt + Privacy Browser Android %1$s Logcat.txt Error saving logcat:\u0020 %1$s @@ -458,8 +458,8 @@ Serial Number: \u0020 Signature Algorithm: \u0020 Version info copied. - Privacy Browser Version %1$s.txt - Privacy Browser Version %1$s.png + Privacy Browser Android %1$s Version.txt + Privacy Browser Android %1$s Version.png Permissions Privacy Policy Changelog