114 lines
3.8 KiB
Java
114 lines
3.8 KiB
Java
/*
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This file is part of the dandelion*.
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dandelion* is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dandelion* is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the dandelion*.
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If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.github.dfa.diaspora_android.service;
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import android.app.Service;
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import android.content.Intent;
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import android.os.AsyncTask;
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import android.os.IBinder;
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import android.support.v4.content.LocalBroadcastManager;
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import com.github.dfa.diaspora_android.data.DiasporaPodList;
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import com.github.dfa.diaspora_android.util.AppLog;
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import org.json.JSONException;
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import org.json.JSONObject;
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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 javax.net.ssl.HttpsURLConnection;
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import info.guardianproject.netcipher.NetCipher;
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public class FetchPodsService extends Service {
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public static final String MESSAGE_PODS_RECEIVED = "com.github.dfa.diaspora.podsreceived";
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public static final String EXTRA_PODLIST = "pods";
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public FetchPodsService() {
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}
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@Override
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public int onStartCommand(Intent intent, int flags, int startId) {
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new GetPodsTask(this).execute();
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return super.onStartCommand(intent, flags, startId);
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}
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@Override
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public IBinder onBind(Intent intent) {
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// TODO: Return the communication channel to the service.
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throw new UnsupportedOperationException("Not yet implemented");
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}
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}
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class GetPodsTask extends AsyncTask<Void, Void, DiasporaPodList> {
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private static final String PODDY_PODLIST_URL = "https://raw.githubusercontent.com/gsantner/dandelion/master/app/src/main/res/raw/podlist.json";
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private final Service service;
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GetPodsTask(Service service) {
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this.service = service;
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}
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@Override
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protected DiasporaPodList doInBackground(Void... params) {
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StringBuilder sb = new StringBuilder();
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BufferedReader br = null;
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try {
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HttpsURLConnection con = NetCipher.getHttpsURLConnection(PODDY_PODLIST_URL);
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if (con.getResponseCode() == HttpsURLConnection.HTTP_OK) {
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br = new BufferedReader(new InputStreamReader(con.getInputStream()));
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String line;
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while ((line = br.readLine()) != null) {
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sb.append(line);
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}
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// Parse JSON & return pod list
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JSONObject json = new JSONObject(sb.toString());
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return new DiasporaPodList().fromJson(json);
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} else {
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AppLog.e(this, "Failed to download list of pods");
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}
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} catch (IOException | JSONException e) {
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e.printStackTrace();
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} finally {
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if (br != null) {
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try {
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br.close();
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} catch (IOException ignored) {
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}
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}
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}
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// Could not fetch list of pods :(
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return new DiasporaPodList();
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}
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@Override
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protected void onPostExecute(DiasporaPodList pods) {
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if (pods == null) {
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pods = new DiasporaPodList();
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}
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Intent broadcastIntent = new Intent(FetchPodsService.MESSAGE_PODS_RECEIVED);
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broadcastIntent.putExtra(FetchPodsService.EXTRA_PODLIST, pods);
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LocalBroadcastManager.getInstance(service.getApplicationContext()).sendBroadcast(broadcastIntent);
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service.stopSelf();
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}
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} |