]> gitweb.stoutner.com Git - PrivacyBrowserAndroid.git/blobdiff - app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.java
Respect proxies when getting source and saving URLs. https://redmine.stoutner.com...
[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / activities / MainWebViewActivity.java
index 32d50e94c2d21d38548104f80287505c0ee5b0dd..5e4d3eeb6a5e1360978659fd027e716985c8edf8 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2015-2019 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2015-2020 Soren Stoutner <soren@stoutner.com>.
  *
  * Download cookie code contributed 2017 Hendrik Knackstedt.  Copyright assigned to Soren Stoutner <soren@stoutner.com>.
  *
@@ -119,6 +119,7 @@ import com.stoutner.privacybrowser.R;
 import com.stoutner.privacybrowser.adapters.WebViewPagerAdapter;
 import com.stoutner.privacybrowser.asynctasks.GetHostIpAddresses;
 import com.stoutner.privacybrowser.asynctasks.PopulateBlocklists;
+import com.stoutner.privacybrowser.asynctasks.SaveUrl;
 import com.stoutner.privacybrowser.asynctasks.SaveWebpageImage;
 import com.stoutner.privacybrowser.dialogs.AdConsentDialog;
 import com.stoutner.privacybrowser.dialogs.CreateBookmarkDialog;
@@ -131,9 +132,10 @@ import com.stoutner.privacybrowser.dialogs.EditBookmarkDialog;
 import com.stoutner.privacybrowser.dialogs.EditBookmarkFolderDialog;
 import com.stoutner.privacybrowser.dialogs.FontSizeDialog;
 import com.stoutner.privacybrowser.dialogs.HttpAuthenticationDialog;
+import com.stoutner.privacybrowser.dialogs.OpenDialog;
 import com.stoutner.privacybrowser.dialogs.ProxyNotInstalledDialog;
 import com.stoutner.privacybrowser.dialogs.PinnedMismatchDialog;
-import com.stoutner.privacybrowser.dialogs.SaveWebpageImageDialog;
+import com.stoutner.privacybrowser.dialogs.SaveWebpageDialog;
 import com.stoutner.privacybrowser.dialogs.SslCertificateErrorDialog;
 import com.stoutner.privacybrowser.dialogs.StoragePermissionDialog;
 import com.stoutner.privacybrowser.dialogs.UrlHistoryDialog;
@@ -170,10 +172,11 @@ import java.util.Set;
 // AppCompatActivity from android.support.v7.app.AppCompatActivity must be used to have access to the SupportActionBar until the minimum API is >= 21.
 public class MainWebViewActivity extends AppCompatActivity implements CreateBookmarkDialog.CreateBookmarkListener, CreateBookmarkFolderDialog.CreateBookmarkFolderListener,
         DownloadFileDialog.DownloadFileListener, DownloadImageDialog.DownloadImageListener, DownloadLocationPermissionDialog.DownloadLocationPermissionDialogListener, EditBookmarkDialog.EditBookmarkListener,
-        EditBookmarkFolderDialog.EditBookmarkFolderListener, FontSizeDialog.UpdateFontSizeListener, NavigationView.OnNavigationItemSelectedListener, PinnedMismatchDialog.PinnedMismatchListener, PopulateBlocklists.PopulateBlocklistsListener, SaveWebpageImageDialog.SaveWebpageImageListener,
-        StoragePermissionDialog.StoragePermissionDialogListener, UrlHistoryDialog.NavigateHistoryListener, WebViewTabFragment.NewTabListener {
+        EditBookmarkFolderDialog.EditBookmarkFolderListener, FontSizeDialog.UpdateFontSizeListener, NavigationView.OnNavigationItemSelectedListener, OpenDialog.OpenListener,
+        PinnedMismatchDialog.PinnedMismatchListener, PopulateBlocklists.PopulateBlocklistsListener, SaveWebpageDialog.SaveWebpageListener, StoragePermissionDialog.StoragePermissionDialogListener,
+        UrlHistoryDialog.NavigateHistoryListener, WebViewTabFragment.NewTabListener {
 
-    // `orbotStatus` is public static so it can be accessed from `OrbotProxyHelper`.  It is also used in `onCreate()`, `onResume()`, and `applyProxyThroughOrbot()`.
+    // `orbotStatus` is public static so it can be accessed from `OrbotProxyHelper`.  It is also used in `onCreate()`, `onResume()`, and `applyProxy()`.
     public static String orbotStatus = "unknown";
 
     // The WebView pager adapter is accessed from `HttpAuthenticationDialog`, `PinnedMismatchDialog`, and `SslCertificateErrorDialog`.  It is also used in `onCreate()`, `onResume()`, and `addTab()`.
@@ -198,10 +201,25 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
     public final static int DOMAINS_WEBVIEW_DEFAULT_USER_AGENT = 2;
     public final static int DOMAINS_CUSTOM_USER_AGENT = 13;
 
-    // Start activity for result request codes.
-    private final int FILE_UPLOAD_REQUEST_CODE = 0;
-    public final static int BROWSE_SAVE_WEBPAGE_IMAGE_REQUEST_CODE = 1;
+    // Start activity for result request codes.  The public static entries are accessed from `OpenDialog()` and `SaveWebpageDialog()`.
+    public final static int BROWSE_OPEN_REQUEST_CODE = 0;
+    public final static int BROWSE_SAVE_WEBPAGE_REQUEST_CODE = 1;
+    private final int BROWSE_FILE_UPLOAD_REQUEST_CODE = 2;
 
+    // The proxy mode is public static so it can be accessed from `ProxyHelper()`.
+    // It is also used in `onRestart()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, `applyAppSettings()`, and `applyProxy()`.
+    // It will be updated in `applyAppSettings()`, but it needs to be initialized here or the first run of `onPrepareOptionsMenu()` crashes.
+    public static String proxyMode = ProxyHelper.NONE;
+
+
+    // The permission result request codes are used in `onCreateContextMenu()`, `onCloseDownloadLocationPermissionDialog()`, `onRequestPermissionResult()`, `onSaveWebpage()`,
+    // `onCloseStoragePermissionDialog()`, and `initializeWebView()`.
+    private final int PERMISSION_DOWNLOAD_FILE_REQUEST_CODE = 0;
+    private final int PERMISSION_DOWNLOAD_IMAGE_REQUEST_CODE = 1;
+    private final int PERMISSION_OPEN_REQUEST_CODE = 2;
+    private final int PERMISSION_SAVE_WEBPAGE_ARCHIVE_REQUEST_CODE = 3;
+    private final int PERMISSION_SAVE_WEBPAGE_IMAGE_REQUEST_CODE = 4;
+    private final int PERMISSION_SAVE_WEBPAGE_RAW_REQUEST_CODE = 5;
 
     // The current WebView is used in `onCreate()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, `onNavigationItemSelected()`, `onRestart()`, `onCreateContextMenu()`, `findPreviousOnPage()`,
     // `findNextOnPage()`, `closeFindOnPage()`, `loadUrlFromTextBox()`, `onSslMismatchBack()`, `applyProxy()`, and `applyDomainSettings()`.
@@ -227,10 +245,6 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
     // `webViewDefaultUserAgent` is used in `onCreate()` and `onPrepareOptionsMenu()`.
     private String webViewDefaultUserAgent;
 
-    // The proxy mode is used in `onRestart()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, `applyAppSettings()`, and `applyProxy()`.
-    // It will be updated in `applyAppSettings()`, but it needs to be initialized here or the first run of `onPrepareOptionsMenu()` crashes.
-    private String proxyMode = ProxyHelper.NONE;
-
     // The incognito mode is set in `applyAppSettings()` and used in `initializeWebView()`.
     private boolean incognitoModeEnabled;
 
@@ -311,14 +325,10 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
     // `downloadImageUrl` is used in `onCreateContextMenu()` and `onRequestPermissionResult()`.
     private String downloadImageUrl;
 
-    // The save website image file path string is used in `onSaveWebpageImage()` and `onRequestPermissionResult()`
-    private String saveWebsiteImageFilePath;
-
-    // The permission result request codes are used in `onCreateContextMenu()`, `onCloseDownloadLocationPermissionDialog()`, `onRequestPermissionResult()`, `onSaveWebpageImage()`,
-    // `onCloseStoragePermissionDialog()`, and `initializeWebView()`.
-    private final int DOWNLOAD_FILE_REQUEST_CODE = 1;
-    private final int DOWNLOAD_IMAGE_REQUEST_CODE = 2;
-    private final int SAVE_WEBPAGE_IMAGE_REQUEST_CODE = 3;
+    // The file path strings are used in `onSaveWebpageImage()` and `onRequestPermissionResult()`
+    private String openFilePath;
+    private String saveWebpageUrl;
+    private String saveWebpageFilePath;
 
     @Override
     // Remove the warning about needing to override `performClick()` when using an `OnTouchListener` with `WebView`.
@@ -874,79 +884,79 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
         // Select the current user agent menu item.  A switch statement cannot be used because the user agents are not compile time constants.
         if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[0])) {  // Privacy Browser.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_privacy_browser));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_privacy_browser));
 
             // Select the Privacy Browser radio box.
             menu.findItem(R.id.user_agent_privacy_browser).setChecked(true);
         } else if (currentUserAgent.equals(webViewDefaultUserAgent)) {  // WebView Default.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_webview_default));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_webview_default));
 
             // Select the WebView Default radio box.
             menu.findItem(R.id.user_agent_webview_default).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[2])) {  // Firefox on Android.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_firefox_on_android));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_firefox_on_android));
 
             // Select the Firefox on Android radio box.
             menu.findItem(R.id.user_agent_firefox_on_android).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[3])) {  // Chrome on Android.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_chrome_on_android));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_chrome_on_android));
 
             // Select the Chrome on Android radio box.
             menu.findItem(R.id.user_agent_chrome_on_android).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[4])) {  // Safari on iOS.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_safari_on_ios));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_safari_on_ios));
 
             // Select the Safari on iOS radio box.
             menu.findItem(R.id.user_agent_safari_on_ios).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[5])) {  // Firefox on Linux.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_firefox_on_linux));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_firefox_on_linux));
 
             // Select the Firefox on Linux radio box.
             menu.findItem(R.id.user_agent_firefox_on_linux).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[6])) {  // Chromium on Linux.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_chromium_on_linux));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_chromium_on_linux));
 
             // Select the Chromium on Linux radio box.
             menu.findItem(R.id.user_agent_chromium_on_linux).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[7])) {  // Firefox on Windows.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_firefox_on_windows));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_firefox_on_windows));
 
             // Select the Firefox on Windows radio box.
             menu.findItem(R.id.user_agent_firefox_on_windows).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[8])) {  // Chrome on Windows.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_chrome_on_windows));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_chrome_on_windows));
 
             // Select the Chrome on Windows radio box.
             menu.findItem(R.id.user_agent_chrome_on_windows).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[9])) {  // Edge on Windows.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_edge_on_windows));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_edge_on_windows));
 
             // Select the Edge on Windows radio box.
             menu.findItem(R.id.user_agent_edge_on_windows).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[10])) {  // Internet Explorer on Windows.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_internet_explorer_on_windows));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_internet_explorer_on_windows));
 
             // Select the Internet on Windows radio box.
             menu.findItem(R.id.user_agent_internet_explorer_on_windows).setChecked(true);
         } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[11])) {  // Safari on macOS.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_safari_on_macos));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_safari_on_macos));
 
             // Select the Safari on macOS radio box.
             menu.findItem(R.id.user_agent_safari_on_macos).setChecked(true);
         } else {  // Custom user agent.
             // Update the user agent menu item title.
-            userAgentMenuItem.setTitle(getString(R.string.user_agent) + " - " + getString(R.string.user_agent_custom));
+            userAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_custom));
 
             // Select the Custom radio box.
             menu.findItem(R.id.user_agent_custom).setChecked(true);
@@ -1698,12 +1708,32 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                 // Consume the event.
                 return true;
 
+            case R.id.save_url:
+                // Instantiate the save dialog.
+                DialogFragment saveDialogFragment = SaveWebpageDialog.saveUrl(StoragePermissionDialog.SAVE, currentWebView.getCurrentUrl());
+
+                // Show the save dialog.  It must be named `save_dialog` so that the file picked can update the file name.
+                saveDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
+
+                // Consume the event.
+                return true;
+
+            case R.id.save_as_archive:
+                // Instantiate the save webpage archive dialog.
+                DialogFragment saveWebpageArchiveDialogFragment = SaveWebpageDialog.saveUrl(StoragePermissionDialog.SAVE_AS_ARCHIVE, currentWebView.getCurrentUrl());
+
+                // Show the save webpage archive dialog.  It must be named `save_dialog` so that the file picked can update the file name.
+                saveWebpageArchiveDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
+
+                // Consume the event.
+                return true;
+
             case R.id.save_as_image:
-                // Instantiate the save webpage image dialog.
-                DialogFragment saveWebpageImageDialogFragment = new SaveWebpageImageDialog();
+                // Instantiate the save webpage image dialog.  It must be named `save_webpage` so that the file picked can update the file name.
+                DialogFragment saveWebpageImageDialogFragment = SaveWebpageDialog.saveUrl(StoragePermissionDialog.SAVE_AS_IMAGE, currentWebView.getCurrentUrl());
 
-                // Show the save webpage image dialog.
-                saveWebpageImageDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_as_image));
+                // Show the save webpage image dialog.  It must be named `save_dialog` so that the file picked can update the file name.
+                saveWebpageImageDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
 
                 // Consume the event.
                 return true;
@@ -1851,6 +1881,14 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                 urlHistoryDialogFragment.show(getSupportFragmentManager(), getString(R.string.history));
                 break;
 
+            case R.id.open:
+                // Instantiate the open file dialog.
+                DialogFragment openDialogFragment = new OpenDialog();
+
+                // Show the open file dialog.
+                openDialogFragment.show(getSupportFragmentManager(), getString(R.string.open));
+                break;
+
             case R.id.requests:
                 // Populate the resource requests.
                 RequestsActivity.resourceRequests = currentWebView.getResourceRequests();
@@ -2023,8 +2061,6 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
 
         // Get handles for the system managers.
         final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
-        FragmentManager fragmentManager = getSupportFragmentManager();
-        SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
 
         // Remove the lint errors below that the clipboard manager might be null.
         assert clipboardManager != null;
@@ -2085,38 +2121,13 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                     return true;
                 });
 
-                // Add a Download URL entry.
-                menu.add(R.string.download_url).setOnMenuItemClickListener((MenuItem item) -> {
-                    // Check if the download should be processed by an external app.
-                    if (sharedPreferences.getBoolean("download_with_external_app", false)) {  // Download with an external app.
-                        openUrlWithExternalApp(linkUrl);
-                    } else {  // Download with Android's download manager.
-                        // Check to see if the storage permission has already been granted.
-                        if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED) {  // The storage permission needs to be requested.
-                            // Store the variables for future use by `onRequestPermissionsResult()`.
-                            downloadUrl = linkUrl;
-                            downloadContentDisposition = "none";
-                            downloadContentLength = -1;
-
-                            // Show a dialog if the user has previously denied the permission.
-                            if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {  // Show a dialog explaining the request first.
-                                // Instantiate the download location permission alert dialog and set the download type to DOWNLOAD_FILE.
-                                DialogFragment downloadLocationPermissionDialogFragment = DownloadLocationPermissionDialog.downloadType(DownloadLocationPermissionDialog.DOWNLOAD_FILE);
-
-                                // Show the download location permission alert dialog.  The permission will be requested when the the dialog is closed.
-                                downloadLocationPermissionDialogFragment.show(fragmentManager, getString(R.string.download_location));
-                            } else {  // Show the permission request directly.
-                                // Request the permission.  The download dialog will be launched by `onRequestPermissionResult()`.
-                                ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_FILE_REQUEST_CODE);
-                            }
-                        } else {  // The storage permission has already been granted.
-                            // Get a handle for the download file alert dialog.
-                            DialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(linkUrl, "none", -1);
+                // Add a Save URL entry.
+                menu.add(R.string.save_url).setOnMenuItemClickListener((MenuItem item) -> {
+                    // Instantiate the save dialog.
+                    DialogFragment saveDialogFragment = SaveWebpageDialog.saveUrl(StoragePermissionDialog.SAVE, linkUrl);
 
-                            // Show the download file alert dialog.
-                            downloadFileDialogFragment.show(fragmentManager, getString(R.string.download));
-                        }
-                    }
+                    // Show the save dialog.  It must be named `save_dialog` so that the file picked can update the file name.
+                    saveDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
 
                     // Consume the event.
                     return true;
@@ -2193,36 +2204,13 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                     return true;
                 });
 
-                // Add a Download Image entry.
-                menu.add(R.string.download_image).setOnMenuItemClickListener((MenuItem item) -> {
-                    // Check if the download should be processed by an external app.
-                    if (sharedPreferences.getBoolean("download_with_external_app", false)) {  // Download with an external app.
-                        openUrlWithExternalApp(imageUrl);
-                    } else {  // Download with Android's download manager.
-                        // Check to see if the storage permission has already been granted.
-                        if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED) {  // The storage permission needs to be requested.
-                            // Store the image URL for use by `onRequestPermissionResult()`.
-                            downloadImageUrl = imageUrl;
-
-                            // Show a dialog if the user has previously denied the permission.
-                            if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {  // Show a dialog explaining the request first.
-                                // Instantiate the download location permission alert dialog and set the download type to DOWNLOAD_IMAGE.
-                                DialogFragment downloadLocationPermissionDialogFragment = DownloadLocationPermissionDialog.downloadType(DownloadLocationPermissionDialog.DOWNLOAD_IMAGE);
-
-                                // Show the download location permission alert dialog.  The permission will be requested when the dialog is closed.
-                                downloadLocationPermissionDialogFragment.show(fragmentManager, getString(R.string.download_location));
-                            } else {  // Show the permission request directly.
-                                // Request the permission.  The download dialog will be launched by `onRequestPermissionResult()`.
-                                ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_IMAGE_REQUEST_CODE);
-                            }
-                        } else {  // The storage permission has already been granted.
-                            // Get a handle for the download image alert dialog.
-                            DialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(imageUrl);
+                // Add a Save Image entry.
+                menu.add(R.string.save_image).setOnMenuItemClickListener((MenuItem item) -> {
+                   // Instantiate the save dialog.
+                   DialogFragment saveDialogFragment = SaveWebpageDialog.saveUrl(StoragePermissionDialog.SAVE, imageUrl);
 
-                            // Show the download image alert dialog.
-                            downloadImageDialogFragment.show(fragmentManager, getString(R.string.download));
-                        }
-                    }
+                   // Show the save dialog.  It must be named `save_dialog` so that the file picked can update the file name.
+                    saveDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
 
                     // Consume the event.
                     return true;
@@ -2318,41 +2306,6 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                    return true;
                 });
 
-                // Add a Download Image entry.
-                menu.add(R.string.download_image).setOnMenuItemClickListener((MenuItem item) -> {
-                    // Check if the download should be processed by an external app.
-                    if (sharedPreferences.getBoolean("download_with_external_app", false)) {  // Download with an external app.
-                        openUrlWithExternalApp(imageUrl);
-                    } else {  // Download with Android's download manager.
-                        // Check to see if the storage permission has already been granted.
-                        if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED) {  // The storage permission needs to be requested.
-                            // Store the image URL for use by `onRequestPermissionResult()`.
-                            downloadImageUrl = imageUrl;
-
-                            // Show a dialog if the user has previously denied the permission.
-                            if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {  // Show a dialog explaining the request first.
-                                // Instantiate the download location permission alert dialog and set the download type to DOWNLOAD_IMAGE.
-                                DialogFragment downloadLocationPermissionDialogFragment = DownloadLocationPermissionDialog.downloadType(DownloadLocationPermissionDialog.DOWNLOAD_IMAGE);
-
-                                // Show the download location permission alert dialog.  The permission will be requested when the dialog is closed.
-                                downloadLocationPermissionDialogFragment.show(fragmentManager, getString(R.string.download_location));
-                            } else {  // Show the permission request directly.
-                                // Request the permission.  The download dialog will be launched by `onRequestPermissionResult()`.
-                                ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_IMAGE_REQUEST_CODE);
-                            }
-                        } else {  // The storage permission has already been granted.
-                            // Get a handle for the download image alert dialog.
-                            DialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(imageUrl);
-
-                            // Show the download image alert dialog.
-                            downloadImageDialogFragment.show(fragmentManager, getString(R.string.download));
-                        }
-                    }
-
-                    // Consume the event.
-                    return true;
-                });
-
                 // Add a Copy URL entry.
                 menu.add(R.string.copy_url).setOnMenuItemClickListener((MenuItem item) -> {
                     // Save the link URL in a clip data.
@@ -2365,6 +2318,28 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                     return true;
                 });
 
+                menu.add(R.string.save_image).setOnMenuItemClickListener((MenuItem item) -> {
+                    // Instantiate the save  dialog.
+                    DialogFragment saveDialogFragment = SaveWebpageDialog.saveUrl(StoragePermissionDialog.SAVE, imageUrl);
+
+                    // Show the save raw dialog.  It must be named `save_dialog` so that the file picked can update the file name.
+                    saveDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
+
+                    // Consume the event.
+                    return true;
+                });
+
+                menu.add(R.string.save_url).setOnMenuItemClickListener((MenuItem item) -> {
+                    // Instantiate the save dialog.
+                    DialogFragment saveDialogFragment = SaveWebpageDialog.saveUrl(StoragePermissionDialog.SAVE, linkUrl);
+
+                    // Show the save raw dialog.  It must be named `save_dialog` so that the file picked can update the file name.
+                    saveDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
+
+                    // Consume the event.
+                    return true;
+                });
+
                 // Add an Open with App entry.
                 menu.add(R.string.open_with_app).setOnMenuItemClickListener((MenuItem item) -> {
                     // Open the link URL with an external app.
@@ -2632,66 +2607,12 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
         switch (downloadType) {
             case DownloadLocationPermissionDialog.DOWNLOAD_FILE:
                 // Request the WRITE_EXTERNAL_STORAGE permission with a file request code.
-                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_FILE_REQUEST_CODE);
+                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_DOWNLOAD_FILE_REQUEST_CODE);
                 break;
 
             case DownloadLocationPermissionDialog.DOWNLOAD_IMAGE:
                 // Request the WRITE_EXTERNAL_STORAGE permission with an image request code.
-                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_IMAGE_REQUEST_CODE);
-                break;
-        }
-    }
-
-    @Override
-    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
-        // Get a handle for the fragment manager.
-        FragmentManager fragmentManager = getSupportFragmentManager();
-
-        switch (requestCode) {
-            case DOWNLOAD_FILE_REQUEST_CODE:
-                // Show the download file alert dialog.  When the dialog closes, the correct command will be used based on the permission status.
-                DialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(downloadUrl, downloadContentDisposition, downloadContentLength);
-
-                // On API 23, displaying the fragment must be delayed or the app will crash.
-                if (Build.VERSION.SDK_INT == 23) {
-                    new Handler().postDelayed(() -> downloadFileDialogFragment.show(fragmentManager, getString(R.string.download)), 500);
-                } else {
-                    downloadFileDialogFragment.show(fragmentManager, getString(R.string.download));
-                }
-
-                // Reset the download variables.
-                downloadUrl = "";
-                downloadContentDisposition = "";
-                downloadContentLength = 0;
-                break;
-
-            case DOWNLOAD_IMAGE_REQUEST_CODE:
-                // Show the download image alert dialog.  When the dialog closes, the correct command will be used based on the permission status.
-                DialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(downloadImageUrl);
-
-                // On API 23, displaying the fragment must be delayed or the app will crash.
-                if (Build.VERSION.SDK_INT == 23) {
-                    new Handler().postDelayed(() -> downloadImageDialogFragment.show(fragmentManager, getString(R.string.download)), 500);
-                } else {
-                    downloadImageDialogFragment.show(fragmentManager, getString(R.string.download));
-                }
-
-                // Reset the image URL variable.
-                downloadImageUrl = "";
-                break;
-
-            case SAVE_WEBPAGE_IMAGE_REQUEST_CODE:
-                // Check to see if the storage permission was granted.  If the dialog was canceled the grant result will be empty.
-                if ((grantResults.length > 0) && (grantResults[0] == PackageManager.PERMISSION_GRANTED)) {  // The storage permission was granted.
-                    // Save the webpage image.
-                    new SaveWebpageImage(this, currentWebView).execute(saveWebsiteImageFilePath);
-                } else {  // The storage permission was not granted.
-                    // Display an error snackbar.
-                    Snackbar.make(currentWebView, getString(R.string.cannot_use_location), Snackbar.LENGTH_LONG).show();
-                }
-
-                // Reset the save website image file path.
-                saveWebsiteImageFilePath = "";
+                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_DOWNLOAD_IMAGE_REQUEST_CODE);
                 break;
         }
     }
@@ -2940,47 +2861,89 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
 
     // Process the results of a file browse.
     @Override
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+    public void onActivityResult(int requestCode, int resultCode, Intent returnedIntent) {
         // Run the default commands.
-        super.onActivityResult(requestCode, resultCode, data);
+        super.onActivityResult(requestCode, resultCode, returnedIntent);
 
         // Run the commands that correlate to the specified request code.
         switch (requestCode) {
-            case FILE_UPLOAD_REQUEST_CODE:
+            case BROWSE_FILE_UPLOAD_REQUEST_CODE:
                 // File uploads only work on API >= 21.
                 if (Build.VERSION.SDK_INT >= 21) {
                     // Pass the file to the WebView.
-                    fileChooserCallback.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(resultCode, data));
+                    fileChooserCallback.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(resultCode, returnedIntent));
                 }
                 break;
 
-            case BROWSE_SAVE_WEBPAGE_IMAGE_REQUEST_CODE:
+            case BROWSE_SAVE_WEBPAGE_REQUEST_CODE:
                 // Don't do anything if the user pressed back from the file picker.
                 if (resultCode == Activity.RESULT_OK) {
                     // Get a handle for the save dialog fragment.
-                    DialogFragment saveWebpageImageDialogFragment= (DialogFragment) getSupportFragmentManager().findFragmentByTag(getString(R.string.save_as_image));
+                    DialogFragment saveWebpageDialogFragment = (DialogFragment) getSupportFragmentManager().findFragmentByTag(getString(R.string.save_dialog));
 
                     // Only update the file name if the dialog still exists.
-                    if (saveWebpageImageDialogFragment != null) {
-                        // Get a handle for the save webpage image dialog.
-                        Dialog saveWebpageImageDialog = saveWebpageImageDialogFragment.getDialog();
+                    if (saveWebpageDialogFragment != null) {
+                        // Get a handle for the save webpage dialog.
+                        Dialog saveWebpageDialog = saveWebpageDialogFragment.getDialog();
 
                         // Remove the incorrect lint warning below that the dialog might be null.
-                        assert saveWebpageImageDialog != null;
+                        assert saveWebpageDialog != null;
 
                         // Get a handle for the file name edit text.
-                        EditText fileNameEditText = saveWebpageImageDialog.findViewById(R.id.file_name_edittext);
+                        EditText fileNameEditText = saveWebpageDialog.findViewById(R.id.file_name_edittext);
+                        TextView fileExistsWarningTextView = saveWebpageDialog.findViewById(R.id.file_exists_warning_textview);
 
                         // Instantiate the file name helper.
                         FileNameHelper fileNameHelper = new FileNameHelper();
 
                         // Get the file path if it isn't null.
-                        if (data.getData() != null) {
+                        if (returnedIntent.getData() != null) {
                             // Convert the file name URI to a file name path.
-                            String fileNamePath = fileNameHelper.convertUriToFileNamePath(data.getData());
+                            String fileNamePath = fileNameHelper.convertUriToFileNamePath(returnedIntent.getData());
 
                             // Set the file name path as the text of the file name edit text.
                             fileNameEditText.setText(fileNamePath);
+
+                            // Move the cursor to the end of the file name edit text.
+                            fileNameEditText.setSelection(fileNamePath.length());
+
+                            // Hide the file exists warning.
+                            fileExistsWarningTextView.setVisibility(View.GONE);
+                        }
+                    }
+                }
+                break;
+
+            case BROWSE_OPEN_REQUEST_CODE:
+                // Don't do anything if the user pressed back from the file picker.
+                if (resultCode == Activity.RESULT_OK) {
+                    // Get a handle for the open dialog fragment.
+                    DialogFragment openDialogFragment = (DialogFragment) getSupportFragmentManager().findFragmentByTag(getString(R.string.open));
+
+                    // Only update the file name if the dialog still exists.
+                    if (openDialogFragment != null) {
+                        // Get a handle for the open dialog.
+                        Dialog openDialog = openDialogFragment.getDialog();
+
+                        // Remove the incorrect lint warning below that the dialog might be null.
+                        assert openDialog != null;
+
+                        // Get a handle for the file name edit text.
+                        EditText fileNameEditText = openDialog.findViewById(R.id.file_name_edittext);
+
+                        // Instantiate the file name helper.
+                        FileNameHelper fileNameHelper = new FileNameHelper();
+
+                        // Get the file path if it isn't null.
+                        if (returnedIntent.getData() != null) {
+                            // Convert the file name URI to a file name path.
+                            String fileNamePath = fileNameHelper.convertUriToFileNamePath(returnedIntent.getData());
+
+                            // Set the file name path as the text of the file name edit text.
+                            fileNameEditText.setText(fileNamePath);
+
+                            // Move the cursor to the end of the file name edit text.
+                            fileNameEditText.setSelection(fileNamePath.length());
                         }
                     }
                 }
@@ -3135,7 +3098,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
     }
 
     @Override
-    public void onSaveWebpageImage(DialogFragment dialogFragment) {
+    public void onOpen(DialogFragment dialogFragment) {
         // Get the dialog.
         Dialog dialog = dialogFragment.getDialog();
 
@@ -3146,14 +3109,14 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
         EditText fileNameEditText = dialog.findViewById(R.id.file_name_edittext);
 
         // Get the file path string.
-        saveWebsiteImageFilePath = fileNameEditText.getText().toString();
+        openFilePath = fileNameEditText.getText().toString();
 
         // Check to see if the storage permission is needed.
         if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) {  // The storage permission has been granted.
-            // Save the webpage image.
-            new SaveWebpageImage(this, currentWebView).execute(saveWebsiteImageFilePath);
+            // Open the file.
+            currentWebView.loadUrl("file://" + openFilePath);
         } else {  // The storage permission has not been granted.
-            // Get the external private directory `File`.
+            // Get the external private directory file.
             File externalPrivateDirectoryFile = getExternalFilesDir(null);
 
             // Remove the incorrect lint error below that the file might be null.
@@ -3163,29 +3126,238 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
             String externalPrivateDirectory = externalPrivateDirectoryFile.toString();
 
             // Check to see if the file path is in the external private directory.
-            if (saveWebsiteImageFilePath.startsWith(externalPrivateDirectory)) {  // The file path is in the external private directory.
-                // Save the webpage image.
-                new SaveWebpageImage(this, currentWebView).execute(saveWebsiteImageFilePath);
+            if (openFilePath.startsWith(externalPrivateDirectory)) {  // the file path is in the external private directory.
+                // Open the file.
+                currentWebView.loadUrl("file://" + openFilePath);
             } else {  // The file path is in a public directory.
                 // Check if the user has previously denied the storage permission.
                 if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {  // Show a dialog explaining the request first.
                     // Instantiate the storage permission alert dialog.
-                    DialogFragment storagePermissionDialogFragment = new StoragePermissionDialog();
+                    DialogFragment storagePermissionDialogFragment = StoragePermissionDialog.displayDialog(StoragePermissionDialog.OPEN);
+
+                    // Show the storage permission alert dialog.  The permission will be requested the the dialog is closed.
+                    storagePermissionDialogFragment.show(getSupportFragmentManager(), getString(R.string.storage_permission));
+                } else {  // Show the permission request directly.
+                    // Request the write external storage permission.  The file will be opened when it finishes.
+                    ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_OPEN_REQUEST_CODE);
+                }
+            }
+        }
+    }
+
+    @Override
+    public void onSaveWebpage(int saveType, DialogFragment dialogFragment) {
+        // Get the dialog.
+        Dialog dialog = dialogFragment.getDialog();
+
+        // Remove the incorrect lint warning below that the dialog might be null.
+        assert dialog != null;
+
+        // Get a handle for the edit texts.
+        EditText urlEditText = dialog.findViewById(R.id.url_edittext);
+        EditText fileNameEditText = dialog.findViewById(R.id.file_name_edittext);
+
+        // Get the strings from the edit texts.
+        saveWebpageUrl = urlEditText.getText().toString();
+        saveWebpageFilePath = fileNameEditText.getText().toString();
+
+        // Check to see if the storage permission is needed.
+        if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) {  // The storage permission has been granted.
+            //Save the webpage according to the save type.
+            switch (saveType) {
+                case StoragePermissionDialog.SAVE:
+                    // Save the URL.
+                    new SaveUrl(this, this, saveWebpageFilePath, currentWebView.getSettings().getUserAgentString(), currentWebView.getAcceptFirstPartyCookies()).execute(saveWebpageUrl);
+                    break;
+
+                case StoragePermissionDialog.SAVE_AS_ARCHIVE:
+                    // Save the webpage archive.
+                    currentWebView.saveWebArchive(saveWebpageFilePath);
+                    break;
+
+                case StoragePermissionDialog.SAVE_AS_IMAGE:
+                    // Save the webpage image.
+                    new SaveWebpageImage(this, currentWebView).execute(saveWebpageFilePath);
+                    break;
+            }
+        } else {  // The storage permission has not been granted.
+            // Get the external private directory file.
+            File externalPrivateDirectoryFile = getExternalFilesDir(null);
+
+            // Remove the incorrect lint error below that the file might be null.
+            assert externalPrivateDirectoryFile != null;
+
+            // Get the external private directory string.
+            String externalPrivateDirectory = externalPrivateDirectoryFile.toString();
+
+            // Check to see if the file path is in the external private directory.
+            if (saveWebpageFilePath.startsWith(externalPrivateDirectory)) {  // The file path is in the external private directory.
+                // Save the webpage according to the save type.
+                switch (saveType) {
+                    case StoragePermissionDialog.SAVE:
+                        // Save the URL.
+                        new SaveUrl(this, this, saveWebpageFilePath, currentWebView.getSettings().getUserAgentString(), currentWebView.getAcceptFirstPartyCookies()).execute(saveWebpageUrl);
+                        break;
+
+                    case StoragePermissionDialog.SAVE_AS_ARCHIVE:
+                        // Save the webpage archive.
+                        currentWebView.saveWebArchive(saveWebpageFilePath);
+                        break;
+
+                    case StoragePermissionDialog.SAVE_AS_IMAGE:
+                        // Save the webpage image.
+                        new SaveWebpageImage(this, currentWebView).execute(saveWebpageFilePath);
+                        break;
+                }
+            } else {  // The file path is in a public directory.
+                // Check if the user has previously denied the storage permission.
+                if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {  // Show a dialog explaining the request first.
+                    // Instantiate the storage permission alert dialog.
+                    DialogFragment storagePermissionDialogFragment = StoragePermissionDialog.displayDialog(saveType);
 
                     // Show the storage permission alert dialog.  The permission will be requested when the dialog is closed.
                     storagePermissionDialogFragment.show(getSupportFragmentManager(), getString(R.string.storage_permission));
                 } else {  // Show the permission request directly.
-                    // Request the write external storage permission.  The webpage image will be saved when it finishes.
-                    ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, SAVE_WEBPAGE_IMAGE_REQUEST_CODE);
+                    switch (saveType) {
+                        case StoragePermissionDialog.SAVE:
+                            // Request the write external storage permission.  The URL will be saved when it finishes.
+                            ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_SAVE_WEBPAGE_RAW_REQUEST_CODE);
+
+                        case StoragePermissionDialog.SAVE_AS_ARCHIVE:
+                            // Request the write external storage permission.  The webpage archive will be saved when it finishes.
+                            ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_SAVE_WEBPAGE_ARCHIVE_REQUEST_CODE);
+                            break;
+
+                        case StoragePermissionDialog.SAVE_AS_IMAGE:
+                            // Request the write external storage permission.  The webpage image will be saved when it finishes.
+                            ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_SAVE_WEBPAGE_IMAGE_REQUEST_CODE);
+                            break;
+                    }
                 }
             }
         }
     }
 
     @Override
-    public void onCloseStoragePermissionDialog() {
-        // Request the write external storage permission.  The webpage image will be saved when it finishes.
-        ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, SAVE_WEBPAGE_IMAGE_REQUEST_CODE);
+    public void onCloseStoragePermissionDialog(int requestType) {
+        switch (requestType) {
+            case StoragePermissionDialog.OPEN:
+                // Request the write external storage permission.  The file will be opened when it finishes.
+                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_OPEN_REQUEST_CODE);
+                break;
+
+            case StoragePermissionDialog.SAVE:
+                // Request the write external storage permission.  The URL will be saved when it finishes.
+                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_SAVE_WEBPAGE_RAW_REQUEST_CODE);
+                break;
+
+            case StoragePermissionDialog.SAVE_AS_ARCHIVE:
+                // Request the write external storage permission.  The webpage archive will be saved when it finishes.
+                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_SAVE_WEBPAGE_ARCHIVE_REQUEST_CODE);
+                break;
+
+            case StoragePermissionDialog.SAVE_AS_IMAGE:
+                // Request the write external storage permission.  The webpage image will be saved when it finishes.
+                ActivityCompat.requestPermissions(this, new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_SAVE_WEBPAGE_IMAGE_REQUEST_CODE);
+                break;
+        }
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+        // Get a handle for the fragment manager.
+        FragmentManager fragmentManager = getSupportFragmentManager();
+
+        switch (requestCode) {
+            case PERMISSION_DOWNLOAD_FILE_REQUEST_CODE:
+                // Show the download file alert dialog.  When the dialog closes, the correct command will be used based on the permission status.
+                DialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(downloadUrl, downloadContentDisposition, downloadContentLength);
+
+                // On API 23, displaying the fragment must be delayed or the app will crash.
+                if (Build.VERSION.SDK_INT == 23) {
+                    new Handler().postDelayed(() -> downloadFileDialogFragment.show(fragmentManager, getString(R.string.download)), 500);
+                } else {
+                    downloadFileDialogFragment.show(fragmentManager, getString(R.string.download));
+                }
+
+                // Reset the download variables.
+                downloadUrl = "";
+                downloadContentDisposition = "";
+                downloadContentLength = 0;
+                break;
+
+            case PERMISSION_DOWNLOAD_IMAGE_REQUEST_CODE:
+                // Show the download image alert dialog.  When the dialog closes, the correct command will be used based on the permission status.
+                DialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(downloadImageUrl);
+
+                // On API 23, displaying the fragment must be delayed or the app will crash.
+                if (Build.VERSION.SDK_INT == 23) {
+                    new Handler().postDelayed(() -> downloadImageDialogFragment.show(fragmentManager, getString(R.string.download)), 500);
+                } else {
+                    downloadImageDialogFragment.show(fragmentManager, getString(R.string.download));
+                }
+
+                // Reset the image URL variable.
+                downloadImageUrl = "";
+                break;
+
+            case PERMISSION_OPEN_REQUEST_CODE:
+                // Check to see if the storage permission was granted.  If the dialog was canceled the grant results will be empty.
+                if ((grantResults.length > 0) && (grantResults[0] == PackageManager.PERMISSION_GRANTED)) {  // The storage permission was granted.
+                    // Load the file.
+                    currentWebView.loadUrl("file://" + openFilePath);
+                } else {  // The storage permission was not granted.
+                    // Display an error snackbar.
+                    Snackbar.make(currentWebView, getString(R.string.cannot_use_location), Snackbar.LENGTH_LONG).show();
+                }
+
+                // Reset the open file path.
+                openFilePath = "";
+                break;
+
+            case PERMISSION_SAVE_WEBPAGE_ARCHIVE_REQUEST_CODE:
+                // Check to see if the storage permission was granted.  If the dialog was canceled the grant results will be empty.
+                if ((grantResults.length > 0) && (grantResults[0] == PackageManager.PERMISSION_GRANTED)) {  // The storage permission was granted.
+                    // Save the webpage archive.
+                    currentWebView.saveWebArchive(saveWebpageFilePath);
+                } else {  // The storage permission was not granted.
+                    // Display an error snackbar.
+                    Snackbar.make(currentWebView, getString(R.string.cannot_use_location), Snackbar.LENGTH_LONG).show();
+                }
+
+                // Reset the save webpage file path.
+                saveWebpageFilePath = "";
+                break;
+
+            case PERMISSION_SAVE_WEBPAGE_IMAGE_REQUEST_CODE:
+                // Check to see if the storage permission was granted.  If the dialog was canceled the grant results will be empty.
+                if ((grantResults.length > 0) && (grantResults[0] == PackageManager.PERMISSION_GRANTED)) {  // The storage permission was granted.
+                    // Save the webpage image.
+                    new SaveWebpageImage(this, currentWebView).execute(saveWebpageFilePath);
+                } else {  // The storage permission was not granted.
+                    // Display an error snackbar.
+                    Snackbar.make(currentWebView, getString(R.string.cannot_use_location), Snackbar.LENGTH_LONG).show();
+                }
+
+                // Reset the save webpage file path.
+                saveWebpageFilePath = "";
+                break;
+
+            case PERMISSION_SAVE_WEBPAGE_RAW_REQUEST_CODE:
+                // Check to see if the storage permission was granted.  If the dialog was canceled the grant results will be empty.
+                if ((grantResults.length > 0) && (grantResults[0] == PackageManager.PERMISSION_GRANTED)) {  // The storage permission was granted.
+                    // Save the raw URL.
+                    new SaveUrl(this, this, saveWebpageFilePath, currentWebView.getSettings().getUserAgentString(), currentWebView.getAcceptFirstPartyCookies()).execute(saveWebpageUrl);
+                } else {  // The storage permission was not granted.
+                    // Display an error snackbar.
+                    Snackbar.make(currentWebView, getString(R.string.cannot_use_location), Snackbar.LENGTH_LONG).show();
+                }
+
+                // Reset the save strings.
+                saveWebpageUrl = "";
+                saveWebpageFilePath = "";
+                break;
+        }
     }
 
     private void applyAppSettings() {
@@ -3417,7 +3589,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                         waitingForProxyDialogFragment.dismiss();
                     }
 
-                    // Load any URLs that are waiting for the proxy.
+                    // Reload existing URLs and load any URLs that are waiting for the proxy.
                     for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
                         // Get the WebView tab fragment.
                         WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
@@ -3434,12 +3606,15 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                             String waitingForProxyUrlString = nestedScrollWebView.getWaitingForProxyUrlString();
 
                             // Load the pending URL if it exists.
-                            if (!waitingForProxyUrlString.isEmpty()) {
+                            if (!waitingForProxyUrlString.isEmpty()) {  // A URL is waiting to be loaded.
                                 // Load the URL.
                                 loadUrl(nestedScrollWebView, waitingForProxyUrlString);
 
                                 // Reset the waiting for proxy URL string.
                                 nestedScrollWebView.resetWaitingForProxyUrlString();
+                            } else {  // No URL is waiting to be loaded.
+                                // Reload the existing URL.
+                                nestedScrollWebView.reload();
                             }
                         }
                     }
@@ -3465,12 +3640,12 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
         // Listen for touches on the navigation menu.
         navigationView.setNavigationItemSelectedListener(this);
 
-        // Get handles for the navigation menu and the back and forward menu items.  The menu is zero-based.
+        // Get handles for the navigation menu and the back and forward menu items.  The menu is based.
         Menu navigationMenu = navigationView.getMenu();
         MenuItem navigationBackMenuItem = navigationMenu.getItem(2);
         MenuItem navigationForwardMenuItem = navigationMenu.getItem(3);
         MenuItem navigationHistoryMenuItem = navigationMenu.getItem(4);
-        MenuItem navigationRequestsMenuItem = navigationMenu.getItem(5);
+        MenuItem navigationRequestsMenuItem = navigationMenu.getItem(6);
 
         // Update the web view pager every time a tab is modified.
         webViewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@@ -3732,7 +3907,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
         drawerHeaderPaddingTop = statusBarPixelSize + (int) (4 * screenDensity);
         drawerHeaderPaddingBottom = (int) (8 * screenDensity);
 
-        // The drawer listener is used to update the navigation menu.`
+        // The drawer listener is used to update the navigation menu.
         drawerLayout.addDrawerListener(new DrawerLayout.DrawerListener() {
             @Override
             public void onDrawerSlide(@NonNull View drawerView, float slideOffset) {
@@ -4316,12 +4491,12 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
         AppBarLayout appBarLayout = findViewById(R.id.appbar_layout);
 
         // Set the proxy according to the mode.  `this` refers to the current activity where an alert dialog might be displayed.
-        ProxyHelper.setProxy(getApplicationContext(), proxyMode);
+        ProxyHelper.setProxy(getApplicationContext(), appBarLayout, proxyMode);
 
         // Reset the waiting for proxy tracker.
         waitingForProxy = false;
 
-        // Update the user interface and reload the WebViews is requested.
+        // Update the user interface and reload the WebViews if requested.
         switch (proxyMode) {
             case ProxyHelper.NONE:
                 // Set the default app bar layout background.
@@ -4499,20 +4674,6 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
         }
     }
 
-    private void openUrlWithExternalApp(String url) {
-        // Create a download intent.  Not specifying the action type will display the maximum number of options.
-        Intent downloadIntent = new Intent();
-
-        // Set the URI and the MIME type.  Specifying `text/html` displays a good number of options.
-        downloadIntent.setDataAndType(Uri.parse(url), "text/html");
-
-        // Flag the intent to open in a new task.
-        downloadIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-
-        // Show the chooser.
-        startActivity(Intent.createChooser(downloadIntent, getString(R.string.open_with)));
-    }
-
     private void highlightUrlText() {
         // Get a handle for the URL edit text.
         EditText urlEditText = findViewById(R.id.url_edittext);
@@ -4523,12 +4684,9 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
             String urlString = urlEditText.getText().toString();
 
             // Highlight the URL according to the protocol.
-            if (urlString.startsWith("file://")) {  // This is a file URL.
-                // De-emphasize only the protocol.
-                urlEditText.getText().setSpan(initialGrayColorSpan, 0, 7, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
-            } else if (urlString.startsWith("content://")) {
-                // De-emphasize only the protocol.
-                urlEditText.getText().setSpan(initialGrayColorSpan, 0, 10, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+            if (urlString.startsWith("file://") || urlString.startsWith("content://")) {  // This is a file or content URL.
+                // De-emphasize everything before the file name.
+                urlEditText.getText().setSpan(initialGrayColorSpan, 0, urlString.lastIndexOf("/") + 1,Spanned.SPAN_INCLUSIVE_INCLUSIVE);
             } else {  // This is a web URL.
                 // Get the index of the `/` immediately after the domain name.
                 int endOfDomainName = urlString.indexOf("/", (urlString.indexOf("//") + 2));
@@ -5266,7 +5424,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                         downloadLocationPermissionDialogFragment.show(getSupportFragmentManager(), getString(R.string.download_location));
                     } else {  // Show the permission request directly.
                         // Request the permission.  The download dialog will be launched by `onRequestPermissionResult()`.
-                        ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_FILE_REQUEST_CODE);
+                        ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_DOWNLOAD_FILE_REQUEST_CODE);
                     }
                 } else {  // The storage permission has already been granted.
                     // Get a handle for the download file alert dialog.
@@ -5563,7 +5721,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                     Intent fileChooserIntent = fileChooserParams.createIntent();
 
                     // Open the file chooser.
-                    startActivityForResult(fileChooserIntent, FILE_UPLOAD_REQUEST_CODE);
+                    startActivityForResult(fileChooserIntent, BROWSE_FILE_UPLOAD_REQUEST_CODE);
                 }
                 return true;
             }
@@ -5679,7 +5837,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook
                 Menu navigationMenu = navigationView.getMenu();
 
                 // Get a handle for the navigation requests menu item.  The menu is 0 based.
-                MenuItem navigationRequestsMenuItem = navigationMenu.getItem(5);
+                MenuItem navigationRequestsMenuItem = navigationMenu.getItem(6);
 
                 // Create an empty web resource response to be used if the resource request is blocked.
                 WebResourceResponse emptyWebResourceResponse = new WebResourceResponse("text/plain", "utf8", new ByteArrayInputStream("".getBytes()));