aboutsummaryrefslogtreecommitdiffstats
path: root/src/main/java/eu/siacs/conversations/services/NotificationService.java
blob: 764a1d5256f9a614cb63ae1e4f936614fe22ee73 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
package eu.siacs.conversations.services;

import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Build;
import android.os.SystemClock;
import android.support.v4.app.NotificationCompat;
import android.support.v4.app.NotificationCompat.BigPictureStyle;
import android.support.v4.app.NotificationCompat.Builder;
import android.support.v4.app.TaskStackBuilder;
import android.text.Html;
import android.util.DisplayMetrics;

import org.json.JSONArray;
import org.json.JSONObject;

import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.ui.ConversationActivity;
import eu.siacs.conversations.ui.ManageAccountActivity;
import eu.siacs.conversations.ui.TimePreference;
import eu.siacs.conversations.utils.GeoHelper;
import eu.siacs.conversations.utils.UIHelper;

public class NotificationService {

	private final XmppConnectionService mXmppConnectionService;

	private final LinkedHashMap<String, ArrayList<Message>> notifications = new LinkedHashMap<>();

	public static final int NOTIFICATION_ID = 0x2342;
	public static final int FOREGROUND_NOTIFICATION_ID = 0x8899;
	public static final int ERROR_NOTIFICATION_ID = 0x5678;

	private Conversation mOpenConversation;
	private boolean mIsInForeground;
	private long mLastNotification;

	public NotificationService(final XmppConnectionService service) {
		this.mXmppConnectionService = service;
	}

	public boolean notify(final Message message) {
		return (message.getStatus() == Message.STATUS_RECEIVED)
				&& notificationsEnabled()
				&& !message.getConversation().isMuted()
				&& (message.getConversation().alwaysNotify() || wasHighlightedOrPrivate(message)
		);
	}

	public void notifyPebble(final Message message) {
		final Intent i = new Intent("com.getpebble.action.SEND_NOTIFICATION");

		final Conversation conversation = message.getConversation();
		final JSONObject jsonData = new JSONObject(new HashMap<String, String>(2) {{
			put("title", conversation.getName());
			put("body", message.getBody());
		}});
		final String notificationData = new JSONArray().put(jsonData).toString();

		i.putExtra("messageType", "PEBBLE_ALERT");
		i.putExtra("sender", "Conversations"); /* XXX: Shouldn't be hardcoded, e.g., AbstractGenerator.APP_NAME); */
		i.putExtra("notificationData", notificationData);
		// notify Pebble App
		i.setPackage("com.getpebble.android");
		mXmppConnectionService.sendBroadcast(i);
		// notify Gadgetbridge
		i.setPackage("nodomain.freeyourgadget.gadgetbridge");
		mXmppConnectionService.sendBroadcast(i);
	}


	public boolean notificationsEnabled() {
		return mXmppConnectionService.getPreferences().getBoolean("show_notification", true);
	}

	public boolean isQuietHours() {
		if (!mXmppConnectionService.getPreferences().getBoolean("enable_quiet_hours", false)) {
			return false;
		}
		final long startTime = mXmppConnectionService.getPreferences().getLong("quiet_hours_start", TimePreference.DEFAULT_VALUE) % Config.MILLISECONDS_IN_DAY;
		final long endTime = mXmppConnectionService.getPreferences().getLong("quiet_hours_end", TimePreference.DEFAULT_VALUE) % Config.MILLISECONDS_IN_DAY;
		final long nowTime = Calendar.getInstance().getTimeInMillis() % Config.MILLISECONDS_IN_DAY;

		if (endTime < startTime) {
			return nowTime > startTime || nowTime < endTime;
		} else {
			return nowTime > startTime && nowTime < endTime;
		}
	}

	public void pushFromBacklog(final Message message) {
		if (notify(message)) {
			synchronized (notifications) {
				pushToStack(message);
			}
		}
	}

	public void finishBacklog(boolean notify) {
		synchronized (notifications) {
			mXmppConnectionService.updateUnreadCountBadge();
			updateNotification(notify);
		}
	}

	private void pushToStack(final Message message) {
		final String conversationUuid = message.getConversationUuid();
		if (notifications.containsKey(conversationUuid)) {
			notifications.get(conversationUuid).add(message);
		} else {
			final ArrayList<Message> mList = new ArrayList<>();
			mList.add(message);
			notifications.put(conversationUuid, mList);
		}
	}

	public void push(final Message message) {
		mXmppConnectionService.updateUnreadCountBadge();
		if (!notify(message)) {
			return;
		}
		final boolean isScreenOn = mXmppConnectionService.isInteractive();
		if (this.mIsInForeground && isScreenOn && this.mOpenConversation == message.getConversation()) {
			return;
		}
		synchronized (notifications) {
			pushToStack(message);
			final Account account = message.getConversation().getAccount();
			final boolean doNotify = (!(this.mIsInForeground && this.mOpenConversation == null) || !isScreenOn)
					&& !account.inGracePeriod()
					&& !this.inMiniGracePeriod(account);
			updateNotification(doNotify);
			if (doNotify) {
				notifyPebble(message);
			}
		}
	}

	public void clear() {
		synchronized (notifications) {
			notifications.clear();
			updateNotification(false);
		}
	}

	public void clear(final Conversation conversation) {
		synchronized (notifications) {
			notifications.remove(conversation.getUuid());
			updateNotification(false);
		}
	}

	private void setNotificationColor(final Builder mBuilder) {
		mBuilder.setColor(mXmppConnectionService.getResources().getColor(R.color.primary));
	}

	public void updateNotification(final boolean notify) {
		final NotificationManager notificationManager = (NotificationManager) mXmppConnectionService
				.getSystemService(Context.NOTIFICATION_SERVICE);
		final SharedPreferences preferences = mXmppConnectionService.getPreferences();

		final String ringtone = preferences.getString("notification_ringtone", null);
		final boolean vibrate = preferences.getBoolean("vibrate_on_notification", true);
		final boolean led = preferences.getBoolean("led", true);

		if (notifications.size() == 0) {
			notificationManager.cancel(NOTIFICATION_ID);
		} else {
			if (notify) {
				this.markLastNotification();
			}
			final Builder mBuilder;
			if (notifications.size() == 1) {
				mBuilder = buildSingleConversations(notify);
			} else {
				mBuilder = buildMultipleConversation();
			}
			if (notify && !isQuietHours()) {
				if (vibrate) {
					final int dat = 70;
					final long[] pattern = {0, 3 * dat, dat, dat};
					mBuilder.setVibrate(pattern);
				}
				if (ringtone != null) {
					mBuilder.setSound(Uri.parse(ringtone));
				}
			}
			if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
				mBuilder.setCategory(Notification.CATEGORY_MESSAGE);
			}
			setNotificationColor(mBuilder);
			mBuilder.setDefaults(0);
			mBuilder.setSmallIcon(R.drawable.ic_notification);
			mBuilder.setDeleteIntent(createDeleteIntent());
			if (led) {
				mBuilder.setLights(0xff00FF00, 2000, 3000);
			}
			final Notification notification = mBuilder.build();
			notificationManager.notify(NOTIFICATION_ID, notification);
		}
	}

	private Builder buildMultipleConversation() {
		final Builder mBuilder = new NotificationCompat.Builder(
				mXmppConnectionService);
		final NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
		style.setBigContentTitle(notifications.size()
				+ " "
				+ mXmppConnectionService
				.getString(R.string.unread_conversations));
		final StringBuilder names = new StringBuilder();
		Conversation conversation = null;
		for (final ArrayList<Message> messages : notifications.values()) {
			if (messages.size() > 0) {
				conversation = messages.get(0).getConversation();
				final String name = conversation.getName();
				if (Config.HIDE_MESSAGE_TEXT_IN_NOTIFICATION) {
					int count = messages.size();
					style.addLine(Html.fromHtml("<b>"+name+"</b>: "+mXmppConnectionService.getResources().getQuantityString(R.plurals.x_messages,count,count)));
				} else {
					style.addLine(Html.fromHtml("<b>" + name + "</b>: "
							+ UIHelper.getMessagePreview(mXmppConnectionService, messages.get(0)).first));
				}
				names.append(name);
				names.append(", ");
			}
		}
		if (names.length() >= 2) {
			names.delete(names.length() - 2, names.length());
		}
		mBuilder.setContentTitle(notifications.size()
				+ " "
				+ mXmppConnectionService
				.getString(R.string.unread_conversations));
		mBuilder.setContentText(names.toString());
		mBuilder.setStyle(style);
		if (conversation != null) {
			mBuilder.setContentIntent(createContentIntent(conversation));
		}
		return mBuilder;
	}

	private Builder buildSingleConversations(final boolean notify) {
		final Builder mBuilder = new NotificationCompat.Builder(
				mXmppConnectionService);
		final ArrayList<Message> messages = notifications.values().iterator().next();
		if (messages.size() >= 1) {
			final Conversation conversation = messages.get(0).getConversation();
			mBuilder.setLargeIcon(mXmppConnectionService.getAvatarService()
					.get(conversation, getPixel(64)));
			mBuilder.setContentTitle(conversation.getName());
			if (Config.HIDE_MESSAGE_TEXT_IN_NOTIFICATION) {
				int count = messages.size();
				mBuilder.setContentText(mXmppConnectionService.getResources().getQuantityString(R.plurals.x_messages,count,count));
			} else {
				Message message;
				if ((message = getImage(messages)) != null) {
					modifyForImage(mBuilder, message, messages, notify);
				} else if (conversation.getMode() == Conversation.MODE_MULTI) {
					modifyForConference(mBuilder, conversation, messages, notify);
				} else {
					modifyForTextOnly(mBuilder, messages, notify);
				}
				if ((message = getFirstDownloadableMessage(messages)) != null) {
					mBuilder.addAction(
							Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP ?
									R.drawable.ic_file_download_white_24dp : R.drawable.ic_action_download,
							mXmppConnectionService.getResources().getString(R.string.download_x_file,
									UIHelper.getFileDescriptionString(mXmppConnectionService, message)),
							createDownloadIntent(message)
					);
				}
				if ((message = getFirstLocationMessage(messages)) != null) {
					mBuilder.addAction(R.drawable.ic_room_white_24dp,
							mXmppConnectionService.getString(R.string.show_location),
							createShowLocationIntent(message));
				}
			}
			mBuilder.setContentIntent(createContentIntent(conversation));
		}
		return mBuilder;
	}

	private void modifyForImage(final Builder builder, final Message message,
								final ArrayList<Message> messages, final boolean notify) {
		try {
			final Bitmap bitmap = mXmppConnectionService.getFileBackend()
					.getThumbnail(message, getPixel(288), false);
			final ArrayList<Message> tmp = new ArrayList<>();
			for (final Message msg : messages) {
				if (msg.getType() == Message.TYPE_TEXT
						&& msg.getTransferable() == null) {
					tmp.add(msg);
				}
			}
			final BigPictureStyle bigPictureStyle = new NotificationCompat.BigPictureStyle();
			bigPictureStyle.bigPicture(bitmap);
			if (tmp.size() > 0) {
				bigPictureStyle.setSummaryText(getMergedBodies(tmp));
				builder.setContentText(UIHelper.getMessagePreview(mXmppConnectionService, tmp.get(0)).first);
			} else {
				builder.setContentText(mXmppConnectionService.getString(
						R.string.received_x_file,
						UIHelper.getFileDescriptionString(mXmppConnectionService, message)));
			}
			builder.setStyle(bigPictureStyle);
		} catch (final FileNotFoundException e) {
			modifyForTextOnly(builder, messages, notify);
		}
	}

	private void modifyForTextOnly(final Builder builder,
								   final ArrayList<Message> messages, final boolean notify) {
		builder.setStyle(new NotificationCompat.BigTextStyle().bigText(getMergedBodies(messages)));
		builder.setContentText(UIHelper.getMessagePreview(mXmppConnectionService, messages.get(0)).first);
		if (notify) {
			builder.setTicker(UIHelper.getMessagePreview(mXmppConnectionService, messages.get(messages.size() - 1)).first);
		}
	}

	private void modifyForConference(Builder builder, Conversation conversation, List<Message> messages, boolean notify) {
		final Message first = messages.get(0);
		final Message last = messages.get(messages.size() - 1);
		final NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
		style.setBigContentTitle(conversation.getName());

		for(Message message : messages) {
			if (message.hasMeCommand()) {
				style.addLine(UIHelper.getMessagePreview(mXmppConnectionService,message).first);
			} else {
				style.addLine(Html.fromHtml("<b>" + UIHelper.getMessageDisplayName(message) + "</b>: " + UIHelper.getMessagePreview(mXmppConnectionService, message).first));
			}
		}
		builder.setContentText((first.hasMeCommand() ? "" :UIHelper.getMessageDisplayName(first)+ ": ") +UIHelper.getMessagePreview(mXmppConnectionService, first).first);
		builder.setStyle(style);
		if (notify) {
			builder.setTicker((last.hasMeCommand() ? "" : UIHelper.getMessageDisplayName(last) + ": ") + UIHelper.getMessagePreview(mXmppConnectionService,last).first);
		}
	}

	private Message getImage(final Iterable<Message> messages) {
		for (final Message message : messages) {
			if (message.getType() != Message.TYPE_TEXT
					&& message.getTransferable() == null
					&& message.getEncryption() != Message.ENCRYPTION_PGP
					&& message.getFileParams().height > 0) {
				return message;
			}
		}
		return null;
	}

	private Message getFirstDownloadableMessage(final Iterable<Message> messages) {
		for (final Message message : messages) {
			if ((message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) &&
					message.getTransferable() != null) {
				return message;
			}
		}
		return null;
	}

	private Message getFirstLocationMessage(final Iterable<Message> messages) {
		for (final Message message : messages) {
			if (GeoHelper.isGeoUri(message.getBody())) {
				return message;
			}
		}
		return null;
	}

	private CharSequence getMergedBodies(final ArrayList<Message> messages) {
		final StringBuilder text = new StringBuilder();
		for (int i = 0; i < messages.size(); ++i) {
			text.append(UIHelper.getMessagePreview(mXmppConnectionService, messages.get(i)).first);
			if (i != messages.size() - 1) {
				text.append("\n");
			}
		}
		return text.toString();
	}

	private PendingIntent createShowLocationIntent(final Message message) {
		Iterable<Intent> intents = GeoHelper.createGeoIntentsFromMessage(message);
		for (Intent intent : intents) {
			if (intent.resolveActivity(mXmppConnectionService.getPackageManager()) != null) {
				return PendingIntent.getActivity(mXmppConnectionService, 18, intent, PendingIntent.FLAG_UPDATE_CURRENT);
			}
		}
		return createOpenConversationsIntent();
	}

	private PendingIntent createContentIntent(final String conversationUuid, final String downloadMessageUuid) {
		final TaskStackBuilder stackBuilder = TaskStackBuilder
				.create(mXmppConnectionService);
		stackBuilder.addParentStack(ConversationActivity.class);

		final Intent viewConversationIntent = new Intent(mXmppConnectionService,
				ConversationActivity.class);
		if (downloadMessageUuid != null) {
			viewConversationIntent.setAction(ConversationActivity.ACTION_DOWNLOAD);
		} else {
			viewConversationIntent.setAction(Intent.ACTION_VIEW);
		}
		if (conversationUuid != null) {
			viewConversationIntent.putExtra(ConversationActivity.CONVERSATION, conversationUuid);
			viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION);
		}
		if (downloadMessageUuid != null) {
			viewConversationIntent.putExtra(ConversationActivity.MESSAGE, downloadMessageUuid);
		}

		stackBuilder.addNextIntent(viewConversationIntent);

		return stackBuilder.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT);
	}

	private PendingIntent createDownloadIntent(final Message message) {
		return createContentIntent(message.getConversationUuid(), message.getUuid());
	}

	private PendingIntent createContentIntent(final Conversation conversation) {
		return createContentIntent(conversation.getUuid(), null);
	}

	private PendingIntent createDeleteIntent() {
		final Intent intent = new Intent(mXmppConnectionService,
				XmppConnectionService.class);
		intent.setAction(XmppConnectionService.ACTION_CLEAR_NOTIFICATION);
		return PendingIntent.getService(mXmppConnectionService, 0, intent, 0);
	}

	private PendingIntent createDisableForeground() {
		final Intent intent = new Intent(mXmppConnectionService,
				XmppConnectionService.class);
		intent.setAction(XmppConnectionService.ACTION_DISABLE_FOREGROUND);
		return PendingIntent.getService(mXmppConnectionService, 34, intent, 0);
	}

	private PendingIntent createTryAgainIntent() {
		final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
		intent.setAction(XmppConnectionService.ACTION_TRY_AGAIN);
		return PendingIntent.getService(mXmppConnectionService, 45, intent, 0);
	}

	private PendingIntent createDisableAccountIntent(final Account account) {
		final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
		intent.setAction(XmppConnectionService.ACTION_DISABLE_ACCOUNT);
		intent.putExtra("account", account.getJid().toBareJid().toString());
		return PendingIntent.getService(mXmppConnectionService, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
	}

	private boolean wasHighlightedOrPrivate(final Message message) {
		final String nick = message.getConversation().getMucOptions().getActualNick();
		final Pattern highlight = generateNickHighlightPattern(nick);
		if (message.getBody() == null || nick == null) {
			return false;
		}
		final Matcher m = highlight.matcher(message.getBody());
		return (m.find() || message.getType() == Message.TYPE_PRIVATE);
	}

	private static Pattern generateNickHighlightPattern(final String nick) {
		// We expect a word boundary, i.e. space or start of string, followed by
		// the
		// nick (matched in case-insensitive manner), followed by optional
		// punctuation (for example "bob: i disagree" or "how are you alice?"),
		// followed by another word boundary.
		return Pattern.compile("\\b" + Pattern.quote(nick) + "\\p{Punct}?\\b",
				Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE);
	}

	public void setOpenConversation(final Conversation conversation) {
		this.mOpenConversation = conversation;
	}

	public void setIsInForeground(final boolean foreground) {
		this.mIsInForeground = foreground;
	}

	private int getPixel(final int dp) {
		final DisplayMetrics metrics = mXmppConnectionService.getResources()
				.getDisplayMetrics();
		return ((int) (dp * metrics.density));
	}

	private void markLastNotification() {
		this.mLastNotification = SystemClock.elapsedRealtime();
	}

	private boolean inMiniGracePeriod(final Account account) {
		final int miniGrace = account.getStatus() == Account.State.ONLINE ? Config.MINI_GRACE_PERIOD
				: Config.MINI_GRACE_PERIOD * 2;
		return SystemClock.elapsedRealtime() < (this.mLastNotification + miniGrace);
	}

	public Notification createForegroundNotification() {
		final NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(mXmppConnectionService);

		mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.conversations_foreground_service));
		if (Config.SHOW_CONNECTED_ACCOUNTS) {
			List<Account> accounts = mXmppConnectionService.getAccounts();
			int enabled = 0;
			int connected = 0;
			for (Account account : accounts) {
				if (account.isOnlineAndConnected()) {
					connected++;
					enabled++;
				} else if (!account.isOptionSet(Account.OPTION_DISABLED)) {
					enabled++;
				}
			}
			mBuilder.setContentText(mXmppConnectionService.getString(R.string.connected_accounts, connected, enabled));
		} else {
			mBuilder.setContentText(mXmppConnectionService.getString(R.string.touch_to_open_conversations));
		}
		mBuilder.setContentIntent(createOpenConversationsIntent());
		mBuilder.setWhen(0);
		mBuilder.setPriority(Config.SHOW_CONNECTED_ACCOUNTS ? NotificationCompat.PRIORITY_DEFAULT : NotificationCompat.PRIORITY_MIN);
		final int cancelIcon;
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
			mBuilder.setCategory(Notification.CATEGORY_SERVICE);
			cancelIcon = R.drawable.ic_cancel_white_24dp;
		} else {
			cancelIcon = R.drawable.ic_action_cancel;
		}
		mBuilder.setSmallIcon(R.drawable.ic_link_white_24dp);
		if (Config.SHOW_DISABLE_FOREGROUND) {
			mBuilder.addAction(cancelIcon,
					mXmppConnectionService.getString(R.string.disable_foreground_service),
					createDisableForeground());
		}
		return mBuilder.build();
	}

	private PendingIntent createOpenConversationsIntent() {
		return PendingIntent.getActivity(mXmppConnectionService, 0, new Intent(mXmppConnectionService, ConversationActivity.class), 0);
	}

	public void updateErrorNotification() {
		final NotificationManager notificationManager = (NotificationManager) mXmppConnectionService.getSystemService(Context.NOTIFICATION_SERVICE);
		final List<Account> errors = new ArrayList<>();
		for (final Account account : mXmppConnectionService.getAccounts()) {
			if (account.hasErrorStatus()) {
				errors.add(account);
			}
		}
		if (mXmppConnectionService.getPreferences().getBoolean("keep_foreground_service", false)) {
			notificationManager.notify(FOREGROUND_NOTIFICATION_ID, createForegroundNotification());
		}
		final NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(mXmppConnectionService);
		if (errors.size() == 0) {
			notificationManager.cancel(ERROR_NOTIFICATION_ID);
			return;
		} else if (errors.size() == 1) {
			mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.problem_connecting_to_account));
			mBuilder.setContentText(errors.get(0).getJid().toBareJid().toString());
		} else {
			mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.problem_connecting_to_accounts));
			mBuilder.setContentText(mXmppConnectionService.getString(R.string.touch_to_fix));
		}
		mBuilder.addAction(R.drawable.ic_autorenew_white_24dp,
				mXmppConnectionService.getString(R.string.try_again),
				createTryAgainIntent());
		if (errors.size() == 1) {
			mBuilder.addAction(R.drawable.ic_block_white_24dp,
					mXmppConnectionService.getString(R.string.disable_account),
					createDisableAccountIntent(errors.get(0)));
		}
		mBuilder.setOngoing(true);
		//mBuilder.setLights(0xffffffff, 2000, 4000);
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
			mBuilder.setSmallIcon(R.drawable.ic_warning_white_24dp);
		} else {
			mBuilder.setSmallIcon(R.drawable.ic_stat_alert_warning);
		}
		final TaskStackBuilder stackBuilder = TaskStackBuilder.create(mXmppConnectionService);
		stackBuilder.addParentStack(ConversationActivity.class);

		final Intent manageAccountsIntent = new Intent(mXmppConnectionService, ManageAccountActivity.class);
		stackBuilder.addNextIntent(manageAccountsIntent);

		final PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT);

		mBuilder.setContentIntent(resultPendingIntent);
		notificationManager.notify(ERROR_NOTIFICATION_ID, mBuilder.build());
	}
}