98 lines
3.7 KiB
Java
98 lines
3.7 KiB
Java
/* Copyright 2019 NickFreeman
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*
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* This file is a part of Fedilab
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Fedilab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Fedilab; if not,
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* see <http://www.gnu.org/licenses>. */
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package app.fedilab.android.asynctasks;
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import android.content.Context;
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import android.database.sqlite.SQLiteDatabase;
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import android.os.AsyncTask;
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import android.os.Handler;
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import android.widget.Button;
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import android.widget.Toast;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.lang.ref.WeakReference;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.List;
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import javax.net.ssl.HttpsURLConnection;
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import app.fedilab.android.R;
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import app.fedilab.android.sqlite.DomainBlockDAO;
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import app.fedilab.android.sqlite.Sqlite;
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import es.dmoral.toasty.Toasty;
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/**
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* Created by NickFreeman on 11/05/2019.
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* Download the list of blocked tracking domains for build-in browser
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*/
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public class DownloadTrackingDomainsAsyncTask extends AsyncTask<Void, Void, Boolean> {
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private WeakReference<Context> context;
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private WeakReference<Button> update_tracking_domains;
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public DownloadTrackingDomainsAsyncTask(Context context, Button update_tracking_domains) {
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this.context = new WeakReference<>(context);
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this.update_tracking_domains = new WeakReference<>(update_tracking_domains);
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}
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@Override
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protected Boolean doInBackground(Void... params) {
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try {
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HttpsURLConnection connection = (HttpsURLConnection) new URL("https://sebsauvage.net/hosts/hosts").openConnection();
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if (connection.getResponseCode() != 200)
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return false;
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BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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String line;
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List<String> domains = new ArrayList<>();
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while ((line = br.readLine()) != null) {
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if (line.startsWith("0.0.0.0 ")) {
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domains.add(line.replace("0.0.0.0 ", "").trim());
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}
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}
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br.close();
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connection.disconnect();
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SQLiteDatabase db = Sqlite.getInstance(context.get().getApplicationContext(), Sqlite.DB_NAME, null, Sqlite.DB_VERSION).open();
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new DomainBlockDAO(context.get(), db).set(domains);
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return true;
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} catch (IOException e) {
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e.printStackTrace();
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return false;
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}
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}
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@Override
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protected void onPreExecute() {
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update_tracking_domains.get().setEnabled(false);
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}
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@Override
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protected void onPostExecute(Boolean success) {
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// Get a handler that can be used to post to the main thread
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Handler mainHandler = new Handler(context.get().getMainLooper());
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if (success)
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mainHandler.post(() -> Toasty.success(context.get(), context.get().getString(R.string.tracking_db_updated), Toast.LENGTH_LONG).show());
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else
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mainHandler.post(() -> Toasty.error(context.get(), context.get().getString(R.string.toast_error), Toast.LENGTH_LONG).show());
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if (update_tracking_domains != null && update_tracking_domains.get() != null) {
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update_tracking_domains.get().setEnabled(true);
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}
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}
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} |