X-Git-Url: https://gitweb.stoutner.com/?p=PrivacyBrowserAndroid.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fhelpers%2FImportExportDatabaseHelper.kt;fp=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fhelpers%2FImportExportDatabaseHelper.kt;h=13abb32a63c8e8e6edbe7776a2c5e14c5cc75af4;hp=0000000000000000000000000000000000000000;hb=9338dfa2f8a295736d35e4f468f0c0ba573a1b58;hpb=1af1a793790badfcaf5497c82c4e7b70c7fdb69e diff --git a/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.kt b/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.kt new file mode 100644 index 00000000..13abb32a --- /dev/null +++ b/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.kt @@ -0,0 +1,829 @@ +/* + * Copyright © 2018-2022 Soren Stoutner . + * + * This file is part of Privacy Browser Android . + * + * Privacy Browser Android is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * Privacy Browser Android is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with Privacy Browser Android. If not, see . + */ + +package com.stoutner.privacybrowser.helpers + +import android.content.ContentValues +import android.content.Context +import android.database.DatabaseUtils +import android.database.sqlite.SQLiteDatabase + +import androidx.preference.PreferenceManager + +import com.stoutner.privacybrowser.R + +import java.io.File +import java.io.FileInputStream +import java.io.FileOutputStream +import java.io.InputStream +import java.io.OutputStream + +// Define the private class constants. +private const val SCHEMA_VERSION = 14 +private const val PREFERENCES_TABLE = "preferences" + +// Define the private preferences constants. +private const val ID = "_id" +private const val JAVASCRIPT = "javascript" +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 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 GOOGLE_ANALYTICS = "google_analytics" +private const val FACEBOOK_CLICK_IDS = "facebook_click_ids" +private const val TWITTER_AMP_REDIRECTS = "twitter_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 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 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 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 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. + companion object { + // Define the public class constants. + const val EXPORT_SUCCESSFUL = "Export Successful" + const val IMPORT_SUCCESSFUL = "Import Successful" + } + + fun importUnencrypted(importFileInputStream: InputStream, context: Context): String { + return try { + // Create a temporary import file. + val temporaryImportFile = File.createTempFile("temporary_import_file", null, context.cacheDir) + + // The file may be copied directly in Kotlin using `File.copyTo`. + // It can be copied in Android using `Files.copy` once the minimum API >= 26. + // + // However, the file cannot be acquired from the content URI until the minimum API >= 29. + + // Create a temporary file output stream. + val temporaryImportFileOutputStream = FileOutputStream(temporaryImportFile) + + // Create a transfer byte array. + val transferByteArray = ByteArray(1024) + + // Create an integer to track the number of bytes read. + var bytesRead: Int + + // Copy the import file to the temporary import file. + while (importFileInputStream.read(transferByteArray).also { bytesRead = it } > 0) { + temporaryImportFileOutputStream.write(transferByteArray, 0, bytesRead) + } + + // Flush the temporary import file output stream. + temporaryImportFileOutputStream.flush() + + // Close the file streams. + importFileInputStream.close() + temporaryImportFileOutputStream.close() + + + // Get a handle for the shared preference. + val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context) + + // Open the import database. Once the minimum API >= 27 the file can be opened directly without using the string. + val importDatabase = SQLiteDatabase.openDatabase(temporaryImportFile.toString(), null, SQLiteDatabase.OPEN_READWRITE) + + // Get the database version. + val importDatabaseVersion = importDatabase.version + + // Upgrade from schema version 1, first used in Privacy Browser 2.13, to schema version 2, first used in Privacy Browser 2.14. + // Previously this upgrade added `download_with_external_app` to the Preferences table. But that is now removed in schema version 10. + + // Upgrade from schema version 2, first used in Privacy Browser 2.14, to schema version 3, first used in Privacy Browser 2.15. + if (importDatabaseVersion < 3) { + // Once the SQLite version is >= 3.25.0 (API >= 30) `ALTER TABLE RENAME COLUMN` can be used. + // + // In the meantime, a new column must be created with the new name. There is no need to delete the old column on the temporary import database. + + // Create the new font size column. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $FONT_SIZE TEXT") + + // Populate the preferences table with the current font size value. + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $FONT_SIZE = default_font_size") + } + + // Upgrade from schema version 3, first used in Privacy Browser 2.15, to schema version 4, first used in Privacy Browser 2.16. + if (importDatabaseVersion < 4) { + // Add the Pinned IP Addresses columns to the domains table. + importDatabase.execSQL("ALTER TABLE " + DomainsDatabaseHelper.DOMAINS_TABLE + " ADD COLUMN " + DomainsDatabaseHelper.PINNED_IP_ADDRESSES + " BOOLEAN") + importDatabase.execSQL("ALTER TABLE " + DomainsDatabaseHelper.DOMAINS_TABLE + " ADD COLUMN " + DomainsDatabaseHelper.IP_ADDRESSES + " TEXT") + } + + // Upgrade from schema version 4, first used in Privacy Browser 2.16, to schema version 5, first used in Privacy Browser 2.17. + if (importDatabaseVersion < 5) { + // Add the hide and scroll app bar columns to the preferences table. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $HIDE_APP_BAR BOOLEAN") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $SCROLL_APP_BAR BOOLEAN") + + // Get the current hide and scroll app bar settings. + val hideAppBar = sharedPreferences.getBoolean(HIDE_APP_BAR, true) + val scrollAppBar = sharedPreferences.getBoolean(SCROLL_APP_BAR, true) + + // Populate the preferences table with the current app bar values. + // This can switch to using the variables directly once the API >= 30. + // + if (hideAppBar) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $HIDE_APP_BAR = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $HIDE_APP_BAR = 0") + } + + if (scrollAppBar) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $SCROLL_APP_BAR = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $SCROLL_APP_BAR = 0") + } + } + + // Upgrade from schema version 5, first used in Privacy Browser 2.17, to schema version 6, first used in Privacy Browser 3.0. + if (importDatabaseVersion < 6) { + // Add the open intents in new tab column to the preferences table. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $OPEN_INTENTS_IN_NEW_TAB BOOLEAN") + + // Get the current open intents in new tab preference. + val openIntentsInNewTab = sharedPreferences.getBoolean(OPEN_INTENTS_IN_NEW_TAB, true) + + // Populate the preferences table with the current open intents value. + // This can switch to using the variables directly once the API >= 30. + // + if (openIntentsInNewTab) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $OPEN_INTENTS_IN_NEW_TAB = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $OPEN_INTENTS_IN_NEW_TAB = 0") + } + } + + // Upgrade from schema version 6, first used in Privacy Browser 3.0, to schema version 7, first used in Privacy Browser 3.1. + if (importDatabaseVersion < 7) { + // Add the wide viewport column to the domains table. + importDatabase.execSQL("ALTER TABLE " + DomainsDatabaseHelper.DOMAINS_TABLE + " ADD COLUMN " + DomainsDatabaseHelper.WIDE_VIEWPORT + " INTEGER") + + // Add the Google Analytics, Facebook Click IDs, Twitter AMP redirects, and wide viewport columns to the preferences table. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $GOOGLE_ANALYTICS BOOLEAN") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $FACEBOOK_CLICK_IDS BOOLEAN") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $TWITTER_AMP_REDIRECTS BOOLEAN") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $WIDE_VIEWPORT BOOLEAN") + + // Get the current preference values. + val googleAnalytics = sharedPreferences.getBoolean(GOOGLE_ANALYTICS, true) + val facebookClickIds = sharedPreferences.getBoolean(FACEBOOK_CLICK_IDS, true) + val twitterAmpRedirects = sharedPreferences.getBoolean(TWITTER_AMP_REDIRECTS, true) + val wideViewport = sharedPreferences.getBoolean(WIDE_VIEWPORT, true) + + // Populate the preferences with the current Google Analytics value. + // This can switch to using the variables directly once the API >= 30. + // + if (googleAnalytics) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $GOOGLE_ANALYTICS = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $GOOGLE_ANALYTICS = 0") + } + + // Populate the preferences with the current Facebook Click IDs value. + if (facebookClickIds) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $FACEBOOK_CLICK_IDS = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $FACEBOOK_CLICK_IDS = 0") + } + + // Populate the preferences table with the current Twitter AMP redirects value. + if (twitterAmpRedirects) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $TWITTER_AMP_REDIRECTS = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $TWITTER_AMP_REDIRECTS = 0") + } + + // Populate the preferences table with the current wide viewport value. + if (wideViewport) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $WIDE_VIEWPORT = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $WIDE_VIEWPORT = 0") + } + } + + // Upgrade from schema version 7, first used in Privacy Browser 3.1, to schema version 8, first used in Privacy Browser 3.2. + if (importDatabaseVersion < 8) { + // Add the UltraList column to the tables. + importDatabase.execSQL("ALTER TABLE " + DomainsDatabaseHelper.DOMAINS_TABLE + " ADD COLUMN " + DomainsDatabaseHelper.ULTRALIST + " BOOLEAN") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $ULTRALIST BOOLEAN") + + // Get the current preference values. + val ultraList = sharedPreferences.getBoolean(ULTRALIST, true) + + // Populate the tables with the current UltraList value. + // This can switch to using the variables directly once the API >= 30. + // + if (ultraList) { + importDatabase.execSQL("UPDATE " + DomainsDatabaseHelper.DOMAINS_TABLE + " SET " + DomainsDatabaseHelper.ULTRALIST + " = " + 1) + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $ULTRALIST = 1") + } else { + importDatabase.execSQL("UPDATE " + DomainsDatabaseHelper.DOMAINS_TABLE + " SET " + DomainsDatabaseHelper.ULTRALIST + " = " + 0) + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $ULTRALIST = 0") + } + } + + // Upgrade from schema version 8, first used in Privacy Browser 3.2, to schema version 9, first used in Privacy Browser 3.3. + if (importDatabaseVersion < 9) { + // Add the new proxy columns to the preferences table. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $PROXY TEXT") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $PROXY_CUSTOM_URL TEXT") + + // Get the current proxy values. + val proxy = sharedPreferences.getString(PROXY, context.getString(R.string.proxy_default_value)) + var proxyCustomUrl = sharedPreferences.getString(PROXY_CUSTOM_URL, context.getString(R.string.proxy_custom_url_default_value)) + + // SQL escape the proxy custom URL string. + proxyCustomUrl = DatabaseUtils.sqlEscapeString(proxyCustomUrl) + + // Populate the preferences table with the current proxy values. The proxy custom URL does not need to be surrounded by `'` because it was SLQ escaped above. + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $PROXY = '$proxy'") + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $PROXY_CUSTOM_URL = $proxyCustomUrl") + } + + // Upgrade from schema version 9, first used in Privacy Browser 3.3, to schema version 10, first used in Privacy Browser 3.4. + // Previously this upgrade added `download_location` and `download_custom_location` to the Preferences table. But they were removed in schema version 13. + + // Upgrade from schema version 10, first used in Privacy Browser 3.4, to schema version 11, first used in Privacy Browser 3.5. + if (importDatabaseVersion < 11) { + // Add the app theme column to the preferences table. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $APP_THEME TEXT") + + // Get a cursor for the dark theme preference. + val darkThemePreferencesCursor = importDatabase.rawQuery("SELECT dark_theme FROM $PREFERENCES_TABLE", null) + + // Move to the first entry. + darkThemePreferencesCursor.moveToFirst() + + // Get the old dark theme value, which is in column 0. + val darkTheme = darkThemePreferencesCursor.getInt(0) + + // Close the dark theme preference cursor. + darkThemePreferencesCursor.close() + + // Get the system default string. + val systemDefault = context.getString(R.string.app_theme_default_value) + + // Get the theme entry values string array. + val appThemeEntryValuesStringArray: Array = context.resources.getStringArray(R.array.app_theme_entry_values) + + // Get the dark string. + val dark = appThemeEntryValuesStringArray[2] + + // Populate the app theme according to the old dark theme preference. + if (darkTheme == 0) { // A light theme was selected. + // Set the app theme to be the system default. + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $APP_THEME = '$systemDefault'") + } else { // A dark theme was selected. + // Set the app theme to be dark. + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $APP_THEME = '$dark'") + } + + // Add the WebView theme to the domains table. This defaults to 0, which is `System default`, so a separate step isn't needed to populate the database. + importDatabase.execSQL("ALTER TABLE " + DomainsDatabaseHelper.DOMAINS_TABLE + " ADD COLUMN " + DomainsDatabaseHelper.WEBVIEW_THEME + " INTEGER") + + // Add the WebView theme to the preferences table. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $WEBVIEW_THEME TEXT") + + // Get the WebView theme default value string. + val webViewThemeDefaultValue = context.getString(R.string.webview_theme_default_value) + + // Set the WebView theme in the preferences table to be the default. + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $WEBVIEW_THEME = '$webViewThemeDefaultValue'") + } + + // Upgrade from schema version 11, first used in Privacy Browser 3.5, to schema version 12, first used in Privacy Browser 3.6. + if (importDatabaseVersion < 12) { + // Add the clear logcat column to the preferences table. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $CLEAR_LOGCAT BOOLEAN") + + // Get the current clear logcat value. + val clearLogcat = sharedPreferences.getBoolean(CLEAR_LOGCAT, true) + + // Populate the preferences table with the current clear logcat value. + // This can switch to using the variables directly once the API >= 30. + // + if (clearLogcat) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $CLEAR_LOGCAT = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $CLEAR_LOGCAT = 0") + } + } + + // Upgrade from schema version 12, first used in Privacy Browser 3.6, to schema version 13, first used in Privacy Browser 3.7. + // Do nothing. `download_location` and `download_custom_location` were removed from the preferences table, but they can be left in the temporary import database without issue. + + // Upgrade from schema version 13, first used in Privacy Browser 3.7, to schema version 14, first used in Privacy Browser 3.8. + if (importDatabaseVersion < 14) { + // `enabledthirdpartycookies` was removed from the domains table. `do_not_track` and `third_party_cookies` were removed from the preferences table. + + // Once the SQLite version is >= 3.25.0 `ALTER TABLE RENAME COLUMN` can be used. + // + // In the meantime, a new column must be created with the new name. There is no need to delete the old column on the temporary import database. + + // Create the new cookies columns. + importDatabase.execSQL("ALTER TABLE " + DomainsDatabaseHelper.DOMAINS_TABLE + " ADD COLUMN " + DomainsDatabaseHelper.COOKIES + " BOOLEAN") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $COOKIES BOOLEAN") + + // Copy the data from the old cookies columns to the new ones. + importDatabase.execSQL("UPDATE " + DomainsDatabaseHelper.DOMAINS_TABLE + " SET " + DomainsDatabaseHelper.COOKIES + " = enablefirstpartycookies") + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $COOKIES = first_party_cookies") + + // Create the new download with external app and bottom app bar columns. + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $DOWNLOAD_WITH_EXTERNAL_APP BOOLEAN") + importDatabase.execSQL("ALTER TABLE $PREFERENCES_TABLE ADD COLUMN $BOTTOM_APP_BAR BOOLEAN") + + // Get the current values for the new columns. + val downloadWithExternalApp = sharedPreferences.getBoolean(DOWNLOAD_WITH_EXTERNAL_APP, false) + val bottomAppBar = sharedPreferences.getBoolean(BOTTOM_APP_BAR, false) + + // Populate the preferences table with the current download with external app value. + // This can switch to using the variables directly once the API >= 30. + // + if (downloadWithExternalApp) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $DOWNLOAD_WITH_EXTERNAL_APP = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $DOWNLOAD_WITH_EXTERNAL_APP = 0") + } + + // Populate the preferences table with the current bottom app bar value. + if (bottomAppBar) { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $BOTTOM_APP_BAR = 1") + } else { + importDatabase.execSQL("UPDATE $PREFERENCES_TABLE SET $BOTTOM_APP_BAR = 0") + } + } + + // Get a cursor for the bookmarks table. + val importBookmarksCursor = importDatabase.rawQuery("SELECT * FROM " + BookmarksDatabaseHelper.BOOKMARKS_TABLE, null) + + // Delete the current bookmarks database. + context.deleteDatabase(BookmarksDatabaseHelper.BOOKMARKS_DATABASE) + + // Create a new bookmarks database. + val bookmarksDatabaseHelper = BookmarksDatabaseHelper(context) + + // Move to the first record. + importBookmarksCursor.moveToFirst() + + // Copy the data from the import bookmarks cursor into the bookmarks database. + for (i in 0 until importBookmarksCursor.count) { + // Create a bookmark content values. + val bookmarkContentValues = ContentValues() + + // Add the information for this bookmark to the content values. + bookmarkContentValues.put(BookmarksDatabaseHelper.BOOKMARK_NAME, importBookmarksCursor.getString(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME))) + bookmarkContentValues.put(BookmarksDatabaseHelper.BOOKMARK_URL, importBookmarksCursor.getString(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL))) + bookmarkContentValues.put(BookmarksDatabaseHelper.PARENT_FOLDER, importBookmarksCursor.getString(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.PARENT_FOLDER))) + bookmarkContentValues.put(BookmarksDatabaseHelper.DISPLAY_ORDER, importBookmarksCursor.getInt(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.DISPLAY_ORDER))) + bookmarkContentValues.put(BookmarksDatabaseHelper.IS_FOLDER, importBookmarksCursor.getInt(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER))) + bookmarkContentValues.put(BookmarksDatabaseHelper.FAVORITE_ICON, importBookmarksCursor.getBlob(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON))) + + // Insert the content values into the bookmarks database. + bookmarksDatabaseHelper.createBookmark(bookmarkContentValues) + + // Advance to the next record. + importBookmarksCursor.moveToNext() + } + + // Close the bookmarks cursor and database. + importBookmarksCursor.close() + bookmarksDatabaseHelper.close() + + + // Get a cursor for the domains table. + val importDomainsCursor = importDatabase.rawQuery("SELECT * FROM " + DomainsDatabaseHelper.DOMAINS_TABLE + " ORDER BY " + DomainsDatabaseHelper.DOMAIN_NAME + " ASC", null) + + // Delete the current domains database. + context.deleteDatabase(DomainsDatabaseHelper.DOMAINS_DATABASE) + + // Create a new domains database. + val domainsDatabaseHelper = DomainsDatabaseHelper(context) + + // Move to the first record. + importDomainsCursor.moveToFirst() + + // Copy the data from the import domains cursor into the domains database. + for (i in 0 until importDomainsCursor.count) { + // Create a domain content values. + val domainContentValues = ContentValues() + + // Populate the domain content values. + domainContentValues.put(DomainsDatabaseHelper.DOMAIN_NAME, importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DOMAIN_NAME))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_JAVASCRIPT, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_JAVASCRIPT))) + domainContentValues.put(DomainsDatabaseHelper.COOKIES, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.COOKIES))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_DOM_STORAGE, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_DOM_STORAGE))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_FORM_DATA, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FORM_DATA))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_EASYLIST, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYLIST))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_EASYPRIVACY, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYPRIVACY))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST, + importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST, + importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST))) + domainContentValues.put(DomainsDatabaseHelper.ULTRALIST, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ULTRALIST))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY))) + domainContentValues.put(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS, + importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS))) + domainContentValues.put(DomainsDatabaseHelper.USER_AGENT, importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.USER_AGENT))) + domainContentValues.put(DomainsDatabaseHelper.FONT_SIZE, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.FONT_SIZE))) + domainContentValues.put(DomainsDatabaseHelper.SWIPE_TO_REFRESH, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SWIPE_TO_REFRESH))) + domainContentValues.put(DomainsDatabaseHelper.WEBVIEW_THEME, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WEBVIEW_THEME))) + domainContentValues.put(DomainsDatabaseHelper.WIDE_VIEWPORT, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WIDE_VIEWPORT))) + domainContentValues.put(DomainsDatabaseHelper.DISPLAY_IMAGES, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DISPLAY_IMAGES))) + domainContentValues.put(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME, + importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION, + importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT, + importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME, + importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION, + importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT, + importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT))) + domainContentValues.put(DomainsDatabaseHelper.SSL_START_DATE, importDomainsCursor.getLong(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_START_DATE))) + domainContentValues.put(DomainsDatabaseHelper.SSL_END_DATE, importDomainsCursor.getLong(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_END_DATE))) + domainContentValues.put(DomainsDatabaseHelper.PINNED_IP_ADDRESSES, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_IP_ADDRESSES))) + domainContentValues.put(DomainsDatabaseHelper.IP_ADDRESSES, importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.IP_ADDRESSES))) + + // Insert the content values into the domains database. + domainsDatabaseHelper.addDomain(domainContentValues) + + // Advance to the next record. + importDomainsCursor.moveToNext() + } + + // Close the domains cursor and database. + importDomainsCursor.close() + domainsDatabaseHelper.close() + + + // Get a cursor for the preferences table. + val importPreferencesCursor = importDatabase.rawQuery("SELECT * FROM $PREFERENCES_TABLE", null) + + // Move to the first record. + importPreferencesCursor.moveToFirst() + + // Import the preference data. + sharedPreferences.edit() + .putBoolean(JAVASCRIPT, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(JAVASCRIPT)) == 1) + .putBoolean(COOKIES, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(COOKIES)) == 1) + .putBoolean(DOM_STORAGE, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(DOM_STORAGE)) == 1) + .putBoolean(SAVE_FORM_DATA, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(SAVE_FORM_DATA)) == 1) // Save form data can be removed once the minimum API >= 26. + .putString(USER_AGENT, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(USER_AGENT))) + .putString(CUSTOM_USER_AGENT, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(CUSTOM_USER_AGENT))) + .putBoolean(INCOGNITO_MODE, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(INCOGNITO_MODE)) == 1) + .putBoolean(ALLOW_SCREENSHOTS, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(ALLOW_SCREENSHOTS)) == 1) + .putBoolean(EASYLIST, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(EASYLIST)) == 1) + .putBoolean(EASYPRIVACY, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(EASYPRIVACY)) == 1) + .putBoolean(FANBOYS_ANNOYANCE_LIST, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(FANBOYS_ANNOYANCE_LIST)) == 1) + .putBoolean(FANBOYS_SOCIAL_BLOCKING_LIST, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(FANBOYS_SOCIAL_BLOCKING_LIST)) == 1) + .putBoolean(ULTRALIST, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(ULTRALIST)) == 1) + .putBoolean(ULTRAPRIVACY, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(ULTRAPRIVACY)) == 1) + .putBoolean(BLOCK_ALL_THIRD_PARTY_REQUESTS, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(BLOCK_ALL_THIRD_PARTY_REQUESTS)) == 1) + .putBoolean(GOOGLE_ANALYTICS, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(GOOGLE_ANALYTICS)) == 1) + .putBoolean(FACEBOOK_CLICK_IDS, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(FACEBOOK_CLICK_IDS)) == 1) + .putBoolean(TWITTER_AMP_REDIRECTS, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(TWITTER_AMP_REDIRECTS)) == 1) + .putString(SEARCH, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(SEARCH))) + .putString(SEARCH_CUSTOM_URL, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(SEARCH_CUSTOM_URL))) + .putString(PROXY, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(PROXY))) + .putString(PROXY_CUSTOM_URL, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(PROXY_CUSTOM_URL))) + .putBoolean(FULL_SCREEN_BROWSING_MODE, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(FULL_SCREEN_BROWSING_MODE)) == 1) + .putBoolean(HIDE_APP_BAR, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(HIDE_APP_BAR)) == 1) + .putBoolean(CLEAR_EVERYTHING, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(CLEAR_EVERYTHING)) == 1) + .putBoolean(CLEAR_COOKIES, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(CLEAR_COOKIES)) == 1) + .putBoolean(CLEAR_DOM_STORAGE, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(CLEAR_DOM_STORAGE)) == 1) + .putBoolean(CLEAR_FORM_DATA, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(CLEAR_FORM_DATA)) == 1) // Clear form data can be removed once the minimum API >= 26. + .putBoolean(CLEAR_LOGCAT, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(CLEAR_LOGCAT)) == 1) + .putBoolean(CLEAR_CACHE, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(CLEAR_CACHE)) == 1) + .putString(HOMEPAGE, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(HOMEPAGE))) + .putString(FONT_SIZE, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(FONT_SIZE))) + .putBoolean(OPEN_INTENTS_IN_NEW_TAB, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(OPEN_INTENTS_IN_NEW_TAB)) == 1) + .putBoolean(SWIPE_TO_REFRESH, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(SWIPE_TO_REFRESH)) == 1) + .putBoolean(DOWNLOAD_WITH_EXTERNAL_APP, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(DOWNLOAD_WITH_EXTERNAL_APP)) == 1) + .putBoolean(SCROLL_APP_BAR, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(SCROLL_APP_BAR)) == 1) + .putBoolean(BOTTOM_APP_BAR, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(BOTTOM_APP_BAR)) == 1) + .putBoolean(DISPLAY_ADDITIONAL_APP_BAR_ICONS, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(DISPLAY_ADDITIONAL_APP_BAR_ICONS)) == 1) + .putString(APP_THEME, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(APP_THEME))) + .putString(WEBVIEW_THEME, importPreferencesCursor.getString(importPreferencesCursor.getColumnIndexOrThrow(WEBVIEW_THEME))) + .putBoolean(WIDE_VIEWPORT, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(WIDE_VIEWPORT)) == 1) + .putBoolean(DISPLAY_WEBPAGE_IMAGES, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(DISPLAY_WEBPAGE_IMAGES)) == 1) + .apply() + + // Close the preferences cursor and database. + importPreferencesCursor.close() + importDatabase.close() + + // Delete the temporary import file database, journal, and other related auxiliary files. + SQLiteDatabase.deleteDatabase(temporaryImportFile) + + // Return the import successful string. + IMPORT_SUCCESSFUL + } catch (exception: Exception) { + // Return the import error. + exception.toString() + } + } + + fun exportUnencrypted(exportFileOutputStream: OutputStream, context: Context): String { + return try { + // Create a temporary export file. + val temporaryExportFile = File.createTempFile("temporary_export_file", null, context.cacheDir) + + // Create the temporary export database. + val temporaryExportDatabase = SQLiteDatabase.openOrCreateDatabase(temporaryExportFile, null) + + // Set the temporary export database version number. + temporaryExportDatabase.version = SCHEMA_VERSION + + + // Create the temporary export database bookmarks table. + temporaryExportDatabase.execSQL(BookmarksDatabaseHelper.CREATE_BOOKMARKS_TABLE) + + // Open the bookmarks database. + val bookmarksDatabaseHelper = BookmarksDatabaseHelper(context) + + // Get a full bookmarks cursor. + val bookmarksCursor = bookmarksDatabaseHelper.allBookmarks + + // Move to the first record. + bookmarksCursor.moveToFirst() + + // Copy the data from the bookmarks cursor into the export database. + for (i in 0 until bookmarksCursor.count) { + // Create a bookmark content values. + val bookmarkContentValues = ContentValues() + + // Populate the bookmark content values. + bookmarkContentValues.put(BookmarksDatabaseHelper.BOOKMARK_NAME, bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME))) + bookmarkContentValues.put(BookmarksDatabaseHelper.BOOKMARK_URL, bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL))) + bookmarkContentValues.put(BookmarksDatabaseHelper.PARENT_FOLDER, bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.PARENT_FOLDER))) + bookmarkContentValues.put(BookmarksDatabaseHelper.DISPLAY_ORDER, bookmarksCursor.getInt(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.DISPLAY_ORDER))) + bookmarkContentValues.put(BookmarksDatabaseHelper.IS_FOLDER, bookmarksCursor.getInt(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER))) + bookmarkContentValues.put(BookmarksDatabaseHelper.FAVORITE_ICON, bookmarksCursor.getBlob(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON))) + + // Insert the content values into the temporary export database. + temporaryExportDatabase.insert(BookmarksDatabaseHelper.BOOKMARKS_TABLE, null, bookmarkContentValues) + + // Advance to the next record. + bookmarksCursor.moveToNext() + } + + // Close the bookmarks cursor and database. + bookmarksCursor.close() + bookmarksDatabaseHelper.close() + + + // Create the temporary export database domains table. + temporaryExportDatabase.execSQL(DomainsDatabaseHelper.CREATE_DOMAINS_TABLE) + + // Open the domains database. + val domainsDatabaseHelper = DomainsDatabaseHelper(context) + + // Get a full domains database cursor. + val domainsCursor = domainsDatabaseHelper.completeCursorOrderedByDomain + + // Move to the first record. + domainsCursor.moveToFirst() + + // Copy the data from the domains cursor into the export database. + for (i in 0 until domainsCursor.count) { + // Create a domain content values. + val domainContentValues = ContentValues() + + // Populate the domain content values. + domainContentValues.put(DomainsDatabaseHelper.DOMAIN_NAME, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DOMAIN_NAME))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_JAVASCRIPT, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_JAVASCRIPT))) + domainContentValues.put(DomainsDatabaseHelper.COOKIES, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.COOKIES))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_DOM_STORAGE, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_DOM_STORAGE))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_FORM_DATA, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FORM_DATA))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_EASYLIST, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYLIST))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_EASYPRIVACY, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYPRIVACY))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST, + domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST))) + domainContentValues.put(DomainsDatabaseHelper.ULTRALIST, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ULTRALIST))) + domainContentValues.put(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY))) + domainContentValues.put(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS))) + domainContentValues.put(DomainsDatabaseHelper.USER_AGENT, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.USER_AGENT))) + domainContentValues.put(DomainsDatabaseHelper.FONT_SIZE, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.FONT_SIZE))) + domainContentValues.put(DomainsDatabaseHelper.SWIPE_TO_REFRESH, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SWIPE_TO_REFRESH))) + domainContentValues.put(DomainsDatabaseHelper.WEBVIEW_THEME, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WEBVIEW_THEME))) + domainContentValues.put(DomainsDatabaseHelper.WIDE_VIEWPORT, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WIDE_VIEWPORT))) + domainContentValues.put(DomainsDatabaseHelper.DISPLAY_IMAGES, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DISPLAY_IMAGES))) + domainContentValues.put(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT, + domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION))) + domainContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT, + domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT))) + domainContentValues.put(DomainsDatabaseHelper.SSL_START_DATE, domainsCursor.getLong(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_START_DATE))) + domainContentValues.put(DomainsDatabaseHelper.SSL_END_DATE, domainsCursor.getLong(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_END_DATE))) + domainContentValues.put(DomainsDatabaseHelper.PINNED_IP_ADDRESSES, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_IP_ADDRESSES))) + domainContentValues.put(DomainsDatabaseHelper.IP_ADDRESSES, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.IP_ADDRESSES))) + + // Insert the content values into the temporary export database. + temporaryExportDatabase.insert(DomainsDatabaseHelper.DOMAINS_TABLE, null, domainContentValues) + + // Advance to the next record. + domainsCursor.moveToNext() + } + + // Close the domains cursor and database. + domainsCursor.close() + domainsDatabaseHelper.close() + + + // Prepare the preferences table SQL creation string. + val createPreferencesTable = "CREATE TABLE " + PREFERENCES_TABLE + " (" + + ID + " INTEGER PRIMARY KEY, " + + JAVASCRIPT + " BOOLEAN, " + + COOKIES + " BOOLEAN, " + + DOM_STORAGE + " BOOLEAN, " + + SAVE_FORM_DATA + " BOOLEAN, " + + USER_AGENT + " TEXT, " + + CUSTOM_USER_AGENT + " TEXT, " + + INCOGNITO_MODE + " BOOLEAN, " + + ALLOW_SCREENSHOTS + " BOOLEAN, " + + EASYLIST + " BOOLEAN, " + + EASYPRIVACY + " BOOLEAN, " + + FANBOYS_ANNOYANCE_LIST + " BOOLEAN, " + + FANBOYS_SOCIAL_BLOCKING_LIST + " BOOLEAN, " + + ULTRALIST + " BOOLEAN, " + + ULTRAPRIVACY + " BOOLEAN, " + + BLOCK_ALL_THIRD_PARTY_REQUESTS + " BOOLEAN, " + + GOOGLE_ANALYTICS + " BOOLEAN, " + + FACEBOOK_CLICK_IDS + " BOOLEAN, " + + TWITTER_AMP_REDIRECTS + " BOOLEAN, " + + SEARCH + " TEXT, " + + SEARCH_CUSTOM_URL + " TEXT, " + + PROXY + " TEXT, " + + PROXY_CUSTOM_URL + " TEXT, " + + FULL_SCREEN_BROWSING_MODE + " BOOLEAN, " + + HIDE_APP_BAR + " BOOLEAN, " + + CLEAR_EVERYTHING + " BOOLEAN, " + + CLEAR_COOKIES + " BOOLEAN, " + + CLEAR_DOM_STORAGE + " BOOLEAN, " + + CLEAR_FORM_DATA + " BOOLEAN, " + + CLEAR_LOGCAT + " BOOLEAN, " + + CLEAR_CACHE + " BOOLEAN, " + + HOMEPAGE + " TEXT, " + + FONT_SIZE + " TEXT, " + + OPEN_INTENTS_IN_NEW_TAB + " BOOLEAN, " + + SWIPE_TO_REFRESH + " BOOLEAN, " + + DOWNLOAD_WITH_EXTERNAL_APP + " BOOLEAN, " + + SCROLL_APP_BAR + " BOOLEAN, " + + BOTTOM_APP_BAR + " BOOLEAN, " + + DISPLAY_ADDITIONAL_APP_BAR_ICONS + " BOOLEAN, " + + APP_THEME + " TEXT, " + + WEBVIEW_THEME + " TEXT, " + + WIDE_VIEWPORT + " BOOLEAN, " + + DISPLAY_WEBPAGE_IMAGES + " BOOLEAN)" + + // Create the temporary export database preferences table. + temporaryExportDatabase.execSQL(createPreferencesTable) + + // Get a handle for the shared preference. + val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context) + + // Create a preferences content values. + val preferencesContentValues = ContentValues() + + // Populate the preferences content values. + preferencesContentValues.put(JAVASCRIPT, sharedPreferences.getBoolean(JAVASCRIPT, false)) + preferencesContentValues.put(COOKIES, sharedPreferences.getBoolean(COOKIES, false)) + preferencesContentValues.put(DOM_STORAGE, sharedPreferences.getBoolean(DOM_STORAGE, false)) + preferencesContentValues.put(SAVE_FORM_DATA, sharedPreferences.getBoolean(SAVE_FORM_DATA, false)) // Save form data can be removed once the minimum API >= 26. + preferencesContentValues.put(USER_AGENT, sharedPreferences.getString(USER_AGENT, context.getString(R.string.user_agent_default_value))) + preferencesContentValues.put(CUSTOM_USER_AGENT, sharedPreferences.getString(CUSTOM_USER_AGENT, context.getString(R.string.custom_user_agent_default_value))) + preferencesContentValues.put(INCOGNITO_MODE, sharedPreferences.getBoolean(INCOGNITO_MODE, false)) + preferencesContentValues.put(ALLOW_SCREENSHOTS, sharedPreferences.getBoolean(ALLOW_SCREENSHOTS, false)) + preferencesContentValues.put(EASYLIST, sharedPreferences.getBoolean(EASYLIST, true)) + preferencesContentValues.put(EASYPRIVACY, sharedPreferences.getBoolean(EASYPRIVACY, true)) + preferencesContentValues.put(FANBOYS_ANNOYANCE_LIST, sharedPreferences.getBoolean(FANBOYS_ANNOYANCE_LIST, true)) + preferencesContentValues.put(FANBOYS_SOCIAL_BLOCKING_LIST, sharedPreferences.getBoolean(FANBOYS_SOCIAL_BLOCKING_LIST, true)) + preferencesContentValues.put(ULTRALIST, sharedPreferences.getBoolean(ULTRALIST, true)) + preferencesContentValues.put(ULTRAPRIVACY, sharedPreferences.getBoolean(ULTRAPRIVACY, true)) + preferencesContentValues.put(BLOCK_ALL_THIRD_PARTY_REQUESTS, sharedPreferences.getBoolean(BLOCK_ALL_THIRD_PARTY_REQUESTS, false)) + preferencesContentValues.put(GOOGLE_ANALYTICS, sharedPreferences.getBoolean(GOOGLE_ANALYTICS, true)) + preferencesContentValues.put(FACEBOOK_CLICK_IDS, sharedPreferences.getBoolean(FACEBOOK_CLICK_IDS, true)) + preferencesContentValues.put(TWITTER_AMP_REDIRECTS, sharedPreferences.getBoolean(TWITTER_AMP_REDIRECTS, true)) + preferencesContentValues.put(SEARCH, sharedPreferences.getString(SEARCH, context.getString(R.string.search_default_value))) + preferencesContentValues.put(SEARCH_CUSTOM_URL, sharedPreferences.getString(SEARCH_CUSTOM_URL, context.getString(R.string.search_custom_url_default_value))) + preferencesContentValues.put(PROXY, sharedPreferences.getString(PROXY, context.getString(R.string.proxy_default_value))) + preferencesContentValues.put(PROXY_CUSTOM_URL, sharedPreferences.getString(PROXY_CUSTOM_URL, context.getString(R.string.proxy_custom_url_default_value))) + preferencesContentValues.put(FULL_SCREEN_BROWSING_MODE, sharedPreferences.getBoolean(FULL_SCREEN_BROWSING_MODE, false)) + preferencesContentValues.put(HIDE_APP_BAR, sharedPreferences.getBoolean(HIDE_APP_BAR, true)) + preferencesContentValues.put(CLEAR_EVERYTHING, sharedPreferences.getBoolean(CLEAR_EVERYTHING, true)) + preferencesContentValues.put(CLEAR_COOKIES, sharedPreferences.getBoolean(CLEAR_COOKIES, true)) + preferencesContentValues.put(CLEAR_DOM_STORAGE, sharedPreferences.getBoolean(CLEAR_DOM_STORAGE, true)) + preferencesContentValues.put(CLEAR_FORM_DATA, sharedPreferences.getBoolean(CLEAR_FORM_DATA, true)) // Clear form data can be removed once the minimum API >= 26. + preferencesContentValues.put(CLEAR_LOGCAT, sharedPreferences.getBoolean(CLEAR_LOGCAT, true)) + preferencesContentValues.put(CLEAR_CACHE, sharedPreferences.getBoolean(CLEAR_CACHE, true)) + preferencesContentValues.put(HOMEPAGE, sharedPreferences.getString(HOMEPAGE, context.getString(R.string.homepage_default_value))) + preferencesContentValues.put(FONT_SIZE, sharedPreferences.getString(FONT_SIZE, context.getString(R.string.font_size_default_value))) + preferencesContentValues.put(OPEN_INTENTS_IN_NEW_TAB, sharedPreferences.getBoolean(OPEN_INTENTS_IN_NEW_TAB, true)) + preferencesContentValues.put(SWIPE_TO_REFRESH, sharedPreferences.getBoolean(SWIPE_TO_REFRESH, true)) + preferencesContentValues.put(DOWNLOAD_WITH_EXTERNAL_APP, sharedPreferences.getBoolean(DOWNLOAD_WITH_EXTERNAL_APP, false)) + preferencesContentValues.put(SCROLL_APP_BAR, sharedPreferences.getBoolean(SCROLL_APP_BAR, true)) + preferencesContentValues.put(BOTTOM_APP_BAR, sharedPreferences.getBoolean(BOTTOM_APP_BAR, false)) + preferencesContentValues.put(DISPLAY_ADDITIONAL_APP_BAR_ICONS, sharedPreferences.getBoolean(DISPLAY_ADDITIONAL_APP_BAR_ICONS, false)) + preferencesContentValues.put(APP_THEME, sharedPreferences.getString(APP_THEME, context.getString(R.string.app_theme_default_value))) + preferencesContentValues.put(WEBVIEW_THEME, sharedPreferences.getString(WEBVIEW_THEME, context.getString(R.string.webview_theme_default_value))) + preferencesContentValues.put(WIDE_VIEWPORT, sharedPreferences.getBoolean(WIDE_VIEWPORT, true)) + preferencesContentValues.put(DISPLAY_WEBPAGE_IMAGES, sharedPreferences.getBoolean(DISPLAY_WEBPAGE_IMAGES, true)) + + // Insert the preferences content values into the temporary export database. + temporaryExportDatabase.insert(PREFERENCES_TABLE, null, preferencesContentValues) + + // Close the temporary export database. + temporaryExportDatabase.close() + + + // The file may be copied directly in Kotlin using `File.copyTo`. + // It can be copied in Android using `Files.copy` once the minimum API >= 26. + // + // However, the file cannot be acquired from the content URI until the minimum API >= 29. + + // Create the temporary export file input stream. + val temporaryExportFileInputStream = FileInputStream(temporaryExportFile) + + // Create a byte array. + val transferByteArray = ByteArray(1024) + + // Create an integer to track the number of bytes read. + var bytesRead: Int + + // Copy the temporary export file to the export file output stream. + while (temporaryExportFileInputStream.read(transferByteArray).also { bytesRead = it } > 0) { + exportFileOutputStream.write(transferByteArray, 0, bytesRead) + } + + // Flush the export file output stream. + exportFileOutputStream.flush() + + // Close the file streams. + temporaryExportFileInputStream.close() + exportFileOutputStream.close() + + // Delete the temporary export file database, journal, and other related auxiliary files. + SQLiteDatabase.deleteDatabase(temporaryExportFile) + + // Return the export successful string. + EXPORT_SUCCESSFUL + } catch (exception: Exception) { + // Return the export error. + exception.toString() + } + } +} \ No newline at end of file