+/*
+ * Copyright © 2019 Soren Stoutner <soren@stoutner.com>.
+ *
+ * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
+ *
+ * Privacy Browser 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 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. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.stoutner.privacybrowser.asynctasks;
+
+import android.app.Activity;
+import android.content.Context;
+import android.os.AsyncTask;
+import android.view.View;
+import android.widget.LinearLayout;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+
+import com.stoutner.privacybrowser.R;
+import com.stoutner.privacybrowser.helpers.BlockListHelper;
+
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
+import java.util.List;
+
+import androidx.appcompat.widget.Toolbar;
+
+public class PopulateBlocklists extends AsyncTask<Void, String, ArrayList<ArrayList<List<String[]>>>> {
+ // The public interface is used to send information back to the parent activity.
+ public interface PopulateBlocklistsListener {
+ void finishedPopulatingBlocklists(ArrayList<ArrayList<List<String[]>>> combinedBlocklists);
+ }
+
+ // Declare a populate blocklists listener.
+ private PopulateBlocklistsListener populateBlocklistsListener;
+
+ // Declare weak references for the activity and context.
+ private WeakReference<Context> contextWeakReference;
+ private WeakReference<Activity> activityWeakReference;
+
+ public PopulateBlocklists(Context context, Activity activity) {
+ // Populate the weak reference to the context.
+ contextWeakReference = new WeakReference<>(context);
+
+ // Populate the weak reference to the activity.
+ activityWeakReference = new WeakReference<>(activity);
+
+ // Get a handle for the populate blocklists listener from the launching activity.
+ populateBlocklistsListener = (PopulateBlocklistsListener) context;
+ }
+
+ @Override
+ protected ArrayList<ArrayList<List<String[]>>> doInBackground(Void... none) {
+ // Get a handle for the context.
+ Context context = contextWeakReference.get();
+
+ // Instantiate the blocklist helper.
+ BlockListHelper blockListHelper = new BlockListHelper();
+
+ // Create a combined array list.
+ ArrayList<ArrayList<List<String[]>>> combinedBlocklists = new ArrayList<>();
+
+ // Load the blocklists if the context still exists.
+ if (context != null) {
+ // Update the progress.
+ publishProgress(context.getString(R.string.loading_easylist));
+
+ // Populate EasyList.
+ ArrayList<List<String[]>> easyList = blockListHelper.parseBlockList(context.getAssets(), "blocklists/easylist.txt");
+
+
+ // Update the progress.
+ publishProgress(context.getString(R.string.loading_easyprivacy));
+
+ // Populate EasyPrivacy.
+ ArrayList<List<String[]>> easyPrivacy = blockListHelper.parseBlockList(context.getAssets(), "blocklists/easyprivacy.txt");
+
+
+ // Update the progress.
+ publishProgress(context.getString(R.string.loading_fanboys_annoyance_list));
+
+ // Populate Fanboy's Annoyance List.
+ ArrayList<List<String[]>> fanboysAnnoyanceList = blockListHelper.parseBlockList(context.getAssets(), "blocklists/fanboy-annoyance.txt");
+
+
+ // Update the progress.
+ publishProgress(context.getString(R.string.loading_fanboys_social_blocking_list));
+
+ // Populate Fanboy's Social Blocking List.
+ ArrayList<List<String[]>> fanboysSocialList = blockListHelper.parseBlockList(context.getAssets(), "blocklists/fanboy-social.txt");
+
+
+ // Update the progress.
+ publishProgress(context.getString(R.string.loading_ultraprivacy));
+
+ // Populate UltraPrivacy.
+ ArrayList<List<String[]>> ultraPrivacy = blockListHelper.parseBlockList(context.getAssets(), "blocklists/ultraprivacy.txt");
+
+
+ // Populate the combined array list.
+ combinedBlocklists.add(easyList);
+ combinedBlocklists.add(easyPrivacy);
+ combinedBlocklists.add(fanboysAnnoyanceList);
+ combinedBlocklists.add(fanboysSocialList);
+ combinedBlocklists.add(ultraPrivacy);
+ }
+
+ // Return the combined array list.
+ return combinedBlocklists;
+ }
+
+ @Override
+ protected void onProgressUpdate(String... loadingBlocklist) {
+ // Get a handle for the activity.
+ Activity activity = activityWeakReference.get();
+
+ // Abort if the activity is gone.
+ if ((activity == null) || activity.isFinishing()) {
+ return;
+ }
+
+ // Get a handle for the loading blocklist text view.
+ TextView loadingBlocklistTextView = activity.findViewById(R.id.loading_blocklist_textview);
+
+ // Update the status.
+ loadingBlocklistTextView.setText(loadingBlocklist[0]);
+ }
+
+ @Override
+ protected void onPostExecute(ArrayList<ArrayList<List<String[]>>> combinedBlocklists) {
+ // Get a handle for the activity.
+ Activity activity = activityWeakReference.get();
+
+ // Abort if the activity is gone.
+ if ((activity == null) || activity.isFinishing()) {
+ return;
+ }
+
+ // Get handles for the views.
+ Toolbar toolbar = activity.findViewById(R.id.toolbar);
+ LinearLayout tabsLinearLayout = activity.findViewById(R.id.tabs_linearlayout);
+ RelativeLayout loadingBlocklistsRelativeLayout = activity.findViewById(R.id.loading_blocklists_relativelayout);
+
+ // Show the toolbar and tabs linear layout.
+ toolbar.setVisibility(View.VISIBLE);
+ tabsLinearLayout.setVisibility(View.VISIBLE);
+
+ // Hide the loading blocklists screen.
+ loadingBlocklistsRelativeLayout.setVisibility(View.GONE);
+
+ // Add the first tab.
+ populateBlocklistsListener.finishedPopulatingBlocklists(combinedBlocklists);
+ }
+}
projects / PrivacyBrowserAndroid.git / commitdiff