]> gitweb.stoutner.com Git - PrivacyBrowserAndroid.git/blobdiff - app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.java
Fix the WebView layout with bottom app bars. https://redmine.stoutner.com/issues/839
[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / helpers / ImportExportDatabaseHelper.java
diff --git a/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.java b/app/src/main/java/com/stoutner/privacybrowser/helpers/ImportExportDatabaseHelper.java
deleted file mode 100644 (file)
index 096364f..0000000
+++ /dev/null
@@ -1,794 +0,0 @@
-/*
- * Copyright © 2018-2022 Soren Stoutner <soren@stoutner.com>.
- *
- * This file is part of Privacy Browser Android <https://www.stoutner.com/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 <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.helpers;
-
-import android.content.ContentValues;
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.database.Cursor;
-import android.database.DatabaseUtils;
-import android.database.sqlite.SQLiteDatabase;
-import android.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;
-
-public class ImportExportDatabaseHelper {
-    // Declare the public constants.
-    public static final String EXPORT_SUCCESSFUL = "Export Successful";
-    public static final String IMPORT_SUCCESSFUL = "Import Successful";
-
-    // Declare the class constants.
-    private static final int SCHEMA_VERSION = 14;
-    private static final String PREFERENCES_TABLE = "preferences";
-
-    // Declare the preferences constants.
-    private static final String _ID = "_id";
-    private static final String JAVASCRIPT = "javascript";
-    private static final String COOKIES = "cookies";
-    private static final String DOM_STORAGE = "dom_storage";
-    private static final String SAVE_FORM_DATA = "save_form_data";
-    private static final String USER_AGENT = "user_agent";
-    private static final String CUSTOM_USER_AGENT = "custom_user_agent";
-    private static final String INCOGNITO_MODE = "incognito_mode";
-    private static final String ALLOW_SCREENSHOTS = "allow_screenshots";
-    private static final String EASYLIST = "easylist";
-    private static final String EASYPRIVACY = "easyprivacy";
-    private static final String FANBOYS_ANNOYANCE_LIST = "fanboys_annoyance_list";
-    private static final String FANBOYS_SOCIAL_BLOCKING_LIST = "fanboys_social_blocking_list";
-    private static final String ULTRALIST = "ultralist";
-    private static final String ULTRAPRIVACY = "ultraprivacy";
-    private static final String BLOCK_ALL_THIRD_PARTY_REQUESTS = "block_all_third_party_requests";
-    private static final String GOOGLE_ANALYTICS = "google_analytics";
-    private static final String FACEBOOK_CLICK_IDS = "facebook_click_ids";
-    private static final String TWITTER_AMP_REDIRECTS = "twitter_amp_redirects";
-    private static final String SEARCH = "search";
-    private static final String SEARCH_CUSTOM_URL = "search_custom_url";
-    private static final String PROXY = "proxy";
-    private static final String PROXY_CUSTOM_URL = "proxy_custom_url";
-    private static final String FULL_SCREEN_BROWSING_MODE = "full_screen_browsing_mode";
-    private static final String HIDE_APP_BAR = "hide_app_bar";
-    private static final String CLEAR_EVERYTHING = "clear_everything";
-    private static final String CLEAR_COOKIES = "clear_cookies";
-    private static final String CLEAR_DOM_STORAGE = "clear_dom_storage";
-    private static final String CLEAR_FORM_DATA = "clear_form_data";
-    private static final String CLEAR_LOGCAT = "clear_logcat";
-    private static final String CLEAR_CACHE = "clear_cache";
-    private static final String HOMEPAGE = "homepage";
-    private static final String FONT_SIZE = "font_size";
-    private static final String OPEN_INTENTS_IN_NEW_TAB = "open_intents_in_new_tab";
-    private static final String SWIPE_TO_REFRESH = "swipe_to_refresh";
-    private static final String DOWNLOAD_WITH_EXTERNAL_APP = "download_with_external_app";
-    private static final String SCROLL_APP_BAR = "scroll_app_bar";
-    private static final String BOTTOM_APP_BAR = "bottom_app_bar";
-    private static final String DISPLAY_ADDITIONAL_APP_BAR_ICONS = "display_additional_app_bar_icons";
-    private static final String APP_THEME = "app_theme";
-    private static final String WEBVIEW_THEME = "webview_theme";
-    private static final String WIDE_VIEWPORT = "wide_viewport";
-    private static final String DISPLAY_WEBPAGE_IMAGES = "display_webpage_images";
-
-    public String importUnencrypted(InputStream importFileInputStream, Context context){
-        try {
-            // Create a temporary import file.
-            File temporaryImportFile = File.createTempFile("temporary_import_file", null, context.getCacheDir());
-
-            // Create a temporary file output stream.
-            FileOutputStream temporaryImportFileOutputStream = new FileOutputStream(temporaryImportFile);
-
-            // Create a transfer byte array.
-            byte[] transferByteArray = new byte[1024];
-
-            // Create an integer to track the number of bytes read.
-            int bytesRead;
-
-            // Copy the import file to the temporary import file.
-            while ((bytesRead = importFileInputStream.read(transferByteArray)) > 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.
-            SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
-
-            // Open the import database.  Once the minimum API >= 27 the file can be opened directly without using the string.
-            SQLiteDatabase importDatabase = SQLiteDatabase.openDatabase(temporaryImportFile.toString(), null, SQLiteDatabase.OPEN_READWRITE);
-
-            // Get the database version.
-            int importDatabaseVersion = importDatabase.getVersion();
-
-            // Upgrade the database if needed.
-            if (importDatabaseVersion < SCHEMA_VERSION) {
-                switch (importDatabaseVersion) {
-                    // Upgrade from schema version 1, Privacy Browser 2.13.
-                    case 1:
-                        // 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, Privacy Browser 2.14.
-                    case 2:
-                        // Once the SQLite version is >= 3.25.0 `ALTER TABLE RENAME COLUMN` can be used.  <https://www.sqlite.org/lang_altertable.html> <https://www.sqlite.org/changes.html>
-                        // <https://developer.android.com/reference/android/database/sqlite/package-summary>
-                        // 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, Privacy Browser 2.15.
-                    case 3:
-                        // 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, Privacy Browser 2.16.
-                    case 4:
-                        // 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.
-                        boolean hideAppBar = sharedPreferences.getBoolean(HIDE_APP_BAR, true);
-                        boolean scrollAppBar = sharedPreferences.getBoolean(SCROLL_APP_BAR, true);
-
-                        // Populate the preferences table with the current app bar values.
-                        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, Privacy Browser 2.17.
-                    case 5:
-                        // 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.
-                        boolean openIntentsInNewTab = sharedPreferences.getBoolean(OPEN_INTENTS_IN_NEW_TAB, true);
-
-                        // Populate the preferences table with the current open intents value.
-                        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, Privacy Browser 3.0.
-                    case 6:
-                        // 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.
-                        boolean googleAnalytics = sharedPreferences.getBoolean(GOOGLE_ANALYTICS, true);
-                        boolean facebookClickIds = sharedPreferences.getBoolean(FACEBOOK_CLICK_IDS, true);
-                        boolean twitterAmpRedirects = sharedPreferences.getBoolean(TWITTER_AMP_REDIRECTS, true);
-                        boolean wideViewport = sharedPreferences.getBoolean(WIDE_VIEWPORT, true);
-
-                        // Populate the preferences with the current Google Analytics value.
-                        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, Privacy Browser 3.1.
-                    case 7:
-                        // Add the UltraList column to the domains table.
-                        importDatabase.execSQL("ALTER TABLE " + DomainsDatabaseHelper.DOMAINS_TABLE + " ADD COLUMN " + DomainsDatabaseHelper.ULTRALIST + " BOOLEAN");
-
-                        // Add the UltraList column to the preferences table.
-                        importDatabase.execSQL("ALTER TABLE " + PREFERENCES_TABLE + " ADD COLUMN " + ULTRALIST + " BOOLEAN");
-
-                        // Get the current preference values.
-                        boolean ultraList = sharedPreferences.getBoolean(ULTRALIST, true);
-
-                        // Populate the preferences tables with the current UltraList value.
-                        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, Privacy Browser 3.2.
-                    case 8:
-                        // 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.
-                        String proxy = sharedPreferences.getString(PROXY, context.getString(R.string.proxy_default_value));
-                        String 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, Privacy Browser 3.3.
-                    case 9:
-                        // Previously this upgrade added `download_location` and `download_custom_location` to the Preferences table.  But they are now removed in schema version 13.
-
-                    // Upgrade from schema version 10, Privacy Browser 3.4.
-                    case 10:
-                        // 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.
-                        Cursor darkThemePreferencesCursor = importDatabase.rawQuery("SELECT dark_theme FROM " + PREFERENCES_TABLE, null);
-
-                        // Move to the first preference.
-                        darkThemePreferencesCursor.moveToFirst();
-
-                        // Get the old dark theme value, which is in column 0.
-                        int darkTheme = darkThemePreferencesCursor.getInt(0);
-
-                        // Close the dark theme preference cursor.
-                        darkThemePreferencesCursor.close();
-
-                        // 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 + " = 'System default'");
-                        } 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.
-                        String 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, Privacy Browser 3.5.
-                    case 11:
-                        // 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.
-                        boolean clearLogcat = sharedPreferences.getBoolean(CLEAR_LOGCAT, true);
-
-                        // Populate the preferences table with the current clear logcat value.
-                        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, Privacy Browser 3.6.
-                    case 12:
-                        // Do nothing.  `download_location` and `download_custom_location` were removed from the preferences table.
-
-                    // Upgrade from schema version 13, Privacy Browser 3.7
-                    case 13:
-                        // `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.  <https://www.sqlite.org/lang_altertable.html> <https://www.sqlite.org/changes.html>
-                        // <https://developer.android.com/reference/android/database/sqlite/package-summary>
-                        // 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 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.
-                        boolean downloadWithExternalApp = sharedPreferences.getBoolean(DOWNLOAD_WITH_EXTERNAL_APP, false);
-                        boolean bottomAppBar = sharedPreferences.getBoolean(BOTTOM_APP_BAR, false);
-
-                        // Populate the preferences table with the current download with external app value.
-                        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.
-            Cursor importBookmarksCursor = importDatabase.rawQuery("SELECT * FROM " + BookmarksDatabaseHelper.BOOKMARKS_TABLE, null);
-
-            // Delete the current bookmarks database.
-            context.deleteDatabase(BookmarksDatabaseHelper.BOOKMARKS_DATABASE);
-
-            // Create a new bookmarks database.
-            BookmarksDatabaseHelper bookmarksDatabaseHelper = new BookmarksDatabaseHelper(context);
-
-            // Move to the first bookmark.
-            importBookmarksCursor.moveToFirst();
-
-            // Copy the data from the import bookmarks cursor into the bookmarks database.
-            for (int i = 0; i < importBookmarksCursor.getCount(); i++) {
-                // Extract the record from the cursor and store the data in a ContentValues.
-                ContentValues bookmarksContentValues = new ContentValues();
-                bookmarksContentValues.put(BookmarksDatabaseHelper.BOOKMARK_NAME, importBookmarksCursor.getString(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.BOOKMARK_URL, importBookmarksCursor.getString(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.PARENT_FOLDER, importBookmarksCursor.getString(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.PARENT_FOLDER)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.DISPLAY_ORDER, importBookmarksCursor.getInt(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.DISPLAY_ORDER)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.IS_FOLDER, importBookmarksCursor.getInt(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.FAVORITE_ICON, importBookmarksCursor.getBlob(importBookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON)));
-
-                // Insert the record into the export database.
-                bookmarksDatabaseHelper.createBookmark(bookmarksContentValues);
-
-                // Advance to the next record.
-                importBookmarksCursor.moveToNext();
-            }
-
-            // Close the bookmarks cursor.
-            importBookmarksCursor.close();
-
-            // Close the bookmarks database.
-            bookmarksDatabaseHelper.close();
-
-
-            // Get a cursor for the domains table.
-            Cursor 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.
-            DomainsDatabaseHelper domainsDatabaseHelper = new DomainsDatabaseHelper(context);
-
-            // Move to the first domain.
-            importDomainsCursor.moveToFirst();
-
-            // Copy the data from the import domains cursor into the domains database.
-            for (int i = 0; i < importDomainsCursor.getCount(); i++) {
-                // Extract the record from the cursor and store the data in a ContentValues.
-                ContentValues domainsContentValues = new ContentValues();
-                domainsContentValues.put(DomainsDatabaseHelper.DOMAIN_NAME, importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DOMAIN_NAME)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_JAVASCRIPT, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_JAVASCRIPT)));
-                domainsContentValues.put(DomainsDatabaseHelper.COOKIES, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.COOKIES)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_DOM_STORAGE, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_DOM_STORAGE)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_FORM_DATA, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FORM_DATA)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_EASYLIST, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYLIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_EASYPRIVACY, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYPRIVACY)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST,
-                        importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST,
-                        importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ULTRALIST, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ULTRALIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY)));
-                domainsContentValues.put(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS,
-                        importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS)));
-                domainsContentValues.put(DomainsDatabaseHelper.USER_AGENT, importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.USER_AGENT)));
-                domainsContentValues.put(DomainsDatabaseHelper.FONT_SIZE, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.FONT_SIZE)));
-                domainsContentValues.put(DomainsDatabaseHelper.SWIPE_TO_REFRESH, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SWIPE_TO_REFRESH)));
-                domainsContentValues.put(DomainsDatabaseHelper.WEBVIEW_THEME, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WEBVIEW_THEME)));
-                domainsContentValues.put(DomainsDatabaseHelper.WIDE_VIEWPORT, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WIDE_VIEWPORT)));
-                domainsContentValues.put(DomainsDatabaseHelper.DISPLAY_IMAGES, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DISPLAY_IMAGES)));
-                domainsContentValues.put(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME,
-                        importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION,
-                        importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT,
-                        importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME,
-                        importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION,
-                        importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT,
-                        importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_START_DATE, importDomainsCursor.getLong(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_START_DATE)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_END_DATE, importDomainsCursor.getLong(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_END_DATE)));
-                domainsContentValues.put(DomainsDatabaseHelper.PINNED_IP_ADDRESSES, importDomainsCursor.getInt(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_IP_ADDRESSES)));
-                domainsContentValues.put(DomainsDatabaseHelper.IP_ADDRESSES, importDomainsCursor.getString(importDomainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.IP_ADDRESSES)));
-
-                // Insert the record into the export database.
-                domainsDatabaseHelper.addDomain(domainsContentValues);
-
-                // Advance to the next record.
-                importDomainsCursor.moveToNext();
-            }
-
-            // Close the domains cursor.
-            importDomainsCursor.close();
-
-            // Close the domains database.
-            domainsDatabaseHelper.close();
-
-
-            // Get a cursor for the preferences table.
-            Cursor importPreferencesCursor = importDatabase.rawQuery("SELECT * FROM " + PREFERENCES_TABLE, null);
-
-            // Move to the first preference.
-            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)
-                    // Save form data can be removed once the minimum API >= 26.
-                    .putBoolean(SAVE_FORM_DATA, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(SAVE_FORM_DATA)) == 1)
-                    .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)
-                    // Clear form data can be removed once the minimum API >= 26.
-                    .putBoolean(CLEAR_FORM_DATA, importPreferencesCursor.getInt(importPreferencesCursor.getColumnIndexOrThrow(CLEAR_FORM_DATA)) == 1)
-                    .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.
-            importPreferencesCursor.close();
-
-            // Close the import database.
-            importDatabase.close();
-
-            // Delete the temporary import file database, journal, and other related auxiliary files.
-            SQLiteDatabase.deleteDatabase(temporaryImportFile);
-
-            // Import successful.
-            return IMPORT_SUCCESSFUL;
-        } catch (Exception exception) {
-            // Return the import error.
-            return exception.toString();
-        }
-    }
-
-    public String exportUnencrypted(OutputStream exportFileOutputStream, Context context) {
-        try {
-            // Create a temporary export file.
-            File temporaryExportFile = File.createTempFile("temporary_export_file", null, context.getCacheDir());
-
-            // Create the temporary export database.
-            SQLiteDatabase temporaryExportDatabase = SQLiteDatabase.openOrCreateDatabase(temporaryExportFile, null);
-
-            // Set the temporary export database version number.
-            temporaryExportDatabase.setVersion(SCHEMA_VERSION);
-
-
-            // Create the temporary export database bookmarks table.
-            temporaryExportDatabase.execSQL(BookmarksDatabaseHelper.CREATE_BOOKMARKS_TABLE);
-
-            // Open the bookmarks database.
-            BookmarksDatabaseHelper bookmarksDatabaseHelper = new BookmarksDatabaseHelper(context);
-
-            // Get a full bookmarks cursor.
-            Cursor bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarks();
-
-            // Move to the first bookmark.
-            bookmarksCursor.moveToFirst();
-
-            // Copy the data from the bookmarks cursor into the export database.
-            for (int i = 0; i < bookmarksCursor.getCount(); i++) {
-                // Extract the record from the cursor and store the data in a ContentValues.
-                ContentValues bookmarksContentValues = new ContentValues();
-                bookmarksContentValues.put(BookmarksDatabaseHelper.BOOKMARK_NAME, bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.BOOKMARK_URL, bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.PARENT_FOLDER, bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.PARENT_FOLDER)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.DISPLAY_ORDER, bookmarksCursor.getInt(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.DISPLAY_ORDER)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.IS_FOLDER, bookmarksCursor.getInt(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)));
-                bookmarksContentValues.put(BookmarksDatabaseHelper.FAVORITE_ICON, bookmarksCursor.getBlob(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON)));
-
-                // Insert the record into the temporary export database.
-                temporaryExportDatabase.insert(BookmarksDatabaseHelper.BOOKMARKS_TABLE, null, bookmarksContentValues);
-
-                // Advance to the next record.
-                bookmarksCursor.moveToNext();
-            }
-
-            // Close the bookmarks database.
-            bookmarksCursor.close();
-            bookmarksDatabaseHelper.close();
-
-
-            // Create the temporary export database domains table.
-            temporaryExportDatabase.execSQL(DomainsDatabaseHelper.CREATE_DOMAINS_TABLE);
-
-            // Open the domains database.
-            DomainsDatabaseHelper domainsDatabaseHelper = new DomainsDatabaseHelper(context);
-
-            // Get a full domains database cursor.
-            Cursor domainsCursor = domainsDatabaseHelper.getCompleteCursorOrderedByDomain();
-
-            // Move to the first domain.
-            domainsCursor.moveToFirst();
-
-            // Copy the data from the domains cursor into the export database.
-            for (int i = 0; i < domainsCursor.getCount(); i++) {
-                // Extract the record from the cursor and store the data in a ContentValues.
-                ContentValues domainsContentValues = new ContentValues();
-                domainsContentValues.put(DomainsDatabaseHelper.DOMAIN_NAME, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DOMAIN_NAME)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_JAVASCRIPT, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_JAVASCRIPT)));
-                domainsContentValues.put(DomainsDatabaseHelper.COOKIES, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.COOKIES)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_DOM_STORAGE, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_DOM_STORAGE)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_FORM_DATA, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FORM_DATA)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_EASYLIST, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYLIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_EASYPRIVACY, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYPRIVACY)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST,
-                        domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ULTRALIST, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ULTRALIST)));
-                domainsContentValues.put(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY)));
-                domainsContentValues.put(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS)));
-                domainsContentValues.put(DomainsDatabaseHelper.USER_AGENT, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.USER_AGENT)));
-                domainsContentValues.put(DomainsDatabaseHelper.FONT_SIZE, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.FONT_SIZE)));
-                domainsContentValues.put(DomainsDatabaseHelper.SWIPE_TO_REFRESH, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SWIPE_TO_REFRESH)));
-                domainsContentValues.put(DomainsDatabaseHelper.WEBVIEW_THEME, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WEBVIEW_THEME)));
-                domainsContentValues.put(DomainsDatabaseHelper.WIDE_VIEWPORT, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WIDE_VIEWPORT)));
-                domainsContentValues.put(DomainsDatabaseHelper.DISPLAY_IMAGES, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DISPLAY_IMAGES)));
-                domainsContentValues.put(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT,
-                        domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT,
-                        domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_START_DATE, domainsCursor.getLong(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_START_DATE)));
-                domainsContentValues.put(DomainsDatabaseHelper.SSL_END_DATE, domainsCursor.getLong(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_END_DATE)));
-                domainsContentValues.put(DomainsDatabaseHelper.PINNED_IP_ADDRESSES, domainsCursor.getInt(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_IP_ADDRESSES)));
-                domainsContentValues.put(DomainsDatabaseHelper.IP_ADDRESSES, domainsCursor.getString(domainsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.IP_ADDRESSES)));
-
-                // Insert the record into the temporary export database.
-                temporaryExportDatabase.insert(DomainsDatabaseHelper.DOMAINS_TABLE, null, domainsContentValues);
-
-                // Advance to the next record.
-                domainsCursor.moveToNext();
-            }
-
-            // Close the domains database.
-            domainsCursor.close();
-            domainsDatabaseHelper.close();
-
-
-            // Prepare the preferences table SQL creation string.
-            String CREATE_PREFERENCES_TABLE = "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(CREATE_PREFERENCES_TABLE);
-
-            // Get a handle for the shared preference.
-            SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
-
-            // Create a ContentValues with the preferences information.
-            ContentValues preferencesContentValues = new ContentValues();
-            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 into the temporary export database.
-            temporaryExportDatabase.insert(PREFERENCES_TABLE, null, preferencesContentValues);
-
-            // Close the temporary export database.
-            temporaryExportDatabase.close();
-
-
-            // Create the temporary export file input stream.
-            FileInputStream temporaryExportFileInputStream = new FileInputStream(temporaryExportFile);
-
-            // Create a byte array.
-            byte[] transferByteArray = new byte[1024];
-
-            // Create an integer to track the number of bytes read.
-            int bytesRead;
-
-            // Copy the temporary export file to the export file output stream.
-            while ((bytesRead = temporaryExportFileInputStream.read(transferByteArray)) > 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);
-
-            // Export successful.
-            return EXPORT_SUCCESSFUL;
-        } catch (Exception exception) {
-            // Return the export error.
-            return exception.toString();
-        }
-    }
-}
\ No newline at end of file