NotificationService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4
   5import android.app.Notification;
   6import android.app.NotificationChannel;
   7import android.app.NotificationChannelGroup;
   8import android.app.NotificationManager;
   9import android.app.PendingIntent;
  10import android.content.Context;
  11import android.content.Intent;
  12import android.content.SharedPreferences;
  13import android.content.pm.ShortcutManager;
  14import android.content.res.Resources;
  15import android.graphics.Bitmap;
  16import android.graphics.Typeface;
  17import android.media.AudioAttributes;
  18import android.media.Ringtone;
  19import android.media.RingtoneManager;
  20import android.net.Uri;
  21import android.os.Build;
  22import android.os.SystemClock;
  23import android.os.Vibrator;
  24import android.preference.PreferenceManager;
  25import android.text.SpannableString;
  26import android.text.style.StyleSpan;
  27import android.util.DisplayMetrics;
  28import android.util.Log;
  29
  30import androidx.annotation.RequiresApi;
  31import androidx.core.app.NotificationCompat;
  32import androidx.core.app.NotificationCompat.BigPictureStyle;
  33import androidx.core.app.NotificationCompat.Builder;
  34import androidx.core.app.NotificationManagerCompat;
  35import androidx.core.app.Person;
  36import androidx.core.app.RemoteInput;
  37import androidx.core.content.ContextCompat;
  38import androidx.core.content.pm.ShortcutInfoCompat;
  39import androidx.core.graphics.drawable.IconCompat;
  40
  41import com.google.common.base.Joiner;
  42import com.google.common.base.Strings;
  43import com.google.common.collect.Iterables;
  44
  45import java.io.File;
  46import java.io.IOException;
  47import java.util.ArrayList;
  48import java.util.Calendar;
  49import java.util.Collections;
  50import java.util.HashMap;
  51import java.util.Iterator;
  52import java.util.LinkedHashMap;
  53import java.util.List;
  54import java.util.Map;
  55import java.util.Set;
  56import java.util.concurrent.Executors;
  57import java.util.concurrent.ScheduledExecutorService;
  58import java.util.concurrent.ScheduledFuture;
  59import java.util.concurrent.TimeUnit;
  60import java.util.concurrent.atomic.AtomicInteger;
  61import java.util.regex.Matcher;
  62import java.util.regex.Pattern;
  63
  64import eu.siacs.conversations.Config;
  65import eu.siacs.conversations.R;
  66import eu.siacs.conversations.entities.Account;
  67import eu.siacs.conversations.entities.Contact;
  68import eu.siacs.conversations.entities.Conversation;
  69import eu.siacs.conversations.entities.Conversational;
  70import eu.siacs.conversations.entities.Message;
  71import eu.siacs.conversations.persistance.FileBackend;
  72import eu.siacs.conversations.ui.ConversationsActivity;
  73import eu.siacs.conversations.ui.EditAccountActivity;
  74import eu.siacs.conversations.ui.RtpSessionActivity;
  75import eu.siacs.conversations.ui.TimePreference;
  76import eu.siacs.conversations.utils.AccountUtils;
  77import eu.siacs.conversations.utils.Compatibility;
  78import eu.siacs.conversations.utils.GeoHelper;
  79import eu.siacs.conversations.utils.TorServiceUtils;
  80import eu.siacs.conversations.utils.UIHelper;
  81import eu.siacs.conversations.xmpp.XmppConnection;
  82import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
  83import eu.siacs.conversations.xmpp.jingle.Media;
  84
  85public class NotificationService {
  86
  87    private static final ScheduledExecutorService SCHEDULED_EXECUTOR_SERVICE =
  88            Executors.newSingleThreadScheduledExecutor();
  89
  90    public static final Object CATCHUP_LOCK = new Object();
  91
  92    private static final int LED_COLOR = 0xff00ff00;
  93
  94    private static final long[] CALL_PATTERN = {0, 500, 300, 600};
  95
  96    private static final String MESSAGES_GROUP = "eu.siacs.conversations.messages";
  97    private static final String MISSED_CALLS_GROUP = "eu.siacs.conversations.missed_calls";
  98    private static final int NOTIFICATION_ID_MULTIPLIER = 1024 * 1024;
  99    static final int FOREGROUND_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 4;
 100    private static final int NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 2;
 101    private static final int ERROR_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 6;
 102    private static final int INCOMING_CALL_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 8;
 103    public static final int ONGOING_CALL_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 10;
 104    public static final int MISSED_CALL_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 12;
 105    private static final int DELIVERY_FAILED_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 13;
 106    private final XmppConnectionService mXmppConnectionService;
 107    private final LinkedHashMap<String, ArrayList<Message>> notifications = new LinkedHashMap<>();
 108    private final HashMap<Conversation, AtomicInteger> mBacklogMessageCounter = new HashMap<>();
 109    private final LinkedHashMap<Conversational, MissedCallsInfo> mMissedCalls =
 110            new LinkedHashMap<>();
 111    private Conversation mOpenConversation;
 112    private boolean mIsInForeground;
 113    private long mLastNotification;
 114
 115    private static final String INCOMING_CALLS_NOTIFICATION_CHANNEL = "incoming_calls_channel";
 116    private Ringtone currentlyPlayingRingtone = null;
 117    private ScheduledFuture<?> vibrationFuture;
 118
 119    NotificationService(final XmppConnectionService service) {
 120        this.mXmppConnectionService = service;
 121    }
 122
 123    private static boolean displaySnoozeAction(List<Message> messages) {
 124        int numberOfMessagesWithoutReply = 0;
 125        for (Message message : messages) {
 126            if (message.getStatus() == Message.STATUS_RECEIVED) {
 127                ++numberOfMessagesWithoutReply;
 128            } else {
 129                return false;
 130            }
 131        }
 132        return numberOfMessagesWithoutReply >= 3;
 133    }
 134
 135    public static Pattern generateNickHighlightPattern(final String nick) {
 136        return Pattern.compile("(?<=(^|\\s))" + Pattern.quote(nick) + "(?=\\s|$|\\p{Punct})");
 137    }
 138
 139    private static boolean isImageMessage(Message message) {
 140        return message.getType() != Message.TYPE_TEXT
 141                && message.getTransferable() == null
 142                && !message.isDeleted()
 143                && message.getEncryption() != Message.ENCRYPTION_PGP
 144                && message.getFileParams().height > 0;
 145    }
 146
 147    @RequiresApi(api = Build.VERSION_CODES.O)
 148    void initializeChannels() {
 149        final Context c = mXmppConnectionService;
 150        final NotificationManager notificationManager =
 151                c.getSystemService(NotificationManager.class);
 152        if (notificationManager == null) {
 153            return;
 154        }
 155
 156        notificationManager.deleteNotificationChannel("export");
 157        notificationManager.deleteNotificationChannel("incoming_calls");
 158
 159        notificationManager.createNotificationChannelGroup(
 160                new NotificationChannelGroup(
 161                        "status", c.getString(R.string.notification_group_status_information)));
 162        notificationManager.createNotificationChannelGroup(
 163                new NotificationChannelGroup(
 164                        "chats", c.getString(R.string.notification_group_messages)));
 165        notificationManager.createNotificationChannelGroup(
 166                new NotificationChannelGroup(
 167                        "calls", c.getString(R.string.notification_group_calls)));
 168        final NotificationChannel foregroundServiceChannel =
 169                new NotificationChannel(
 170                        "foreground",
 171                        c.getString(R.string.foreground_service_channel_name),
 172                        NotificationManager.IMPORTANCE_MIN);
 173        foregroundServiceChannel.setDescription(
 174                c.getString(
 175                        R.string.foreground_service_channel_description,
 176                        c.getString(R.string.app_name)));
 177        foregroundServiceChannel.setShowBadge(false);
 178        foregroundServiceChannel.setGroup("status");
 179        notificationManager.createNotificationChannel(foregroundServiceChannel);
 180        final NotificationChannel errorChannel =
 181                new NotificationChannel(
 182                        "error",
 183                        c.getString(R.string.error_channel_name),
 184                        NotificationManager.IMPORTANCE_LOW);
 185        errorChannel.setDescription(c.getString(R.string.error_channel_description));
 186        errorChannel.setShowBadge(false);
 187        errorChannel.setGroup("status");
 188        notificationManager.createNotificationChannel(errorChannel);
 189
 190        final NotificationChannel videoCompressionChannel =
 191                new NotificationChannel(
 192                        "compression",
 193                        c.getString(R.string.video_compression_channel_name),
 194                        NotificationManager.IMPORTANCE_LOW);
 195        videoCompressionChannel.setShowBadge(false);
 196        videoCompressionChannel.setGroup("status");
 197        notificationManager.createNotificationChannel(videoCompressionChannel);
 198
 199        final NotificationChannel exportChannel =
 200                new NotificationChannel(
 201                        "backup",
 202                        c.getString(R.string.backup_channel_name),
 203                        NotificationManager.IMPORTANCE_LOW);
 204        exportChannel.setShowBadge(false);
 205        exportChannel.setGroup("status");
 206        notificationManager.createNotificationChannel(exportChannel);
 207
 208        final NotificationChannel incomingCallsChannel =
 209                new NotificationChannel(
 210                        INCOMING_CALLS_NOTIFICATION_CHANNEL,
 211                        c.getString(R.string.incoming_calls_channel_name),
 212                        NotificationManager.IMPORTANCE_HIGH);
 213        incomingCallsChannel.setSound(null, null);
 214        incomingCallsChannel.setShowBadge(false);
 215        incomingCallsChannel.setLightColor(LED_COLOR);
 216        incomingCallsChannel.enableLights(true);
 217        incomingCallsChannel.setGroup("calls");
 218        incomingCallsChannel.setBypassDnd(true);
 219        incomingCallsChannel.enableVibration(false);
 220        notificationManager.createNotificationChannel(incomingCallsChannel);
 221
 222        final NotificationChannel ongoingCallsChannel =
 223                new NotificationChannel(
 224                        "ongoing_calls",
 225                        c.getString(R.string.ongoing_calls_channel_name),
 226                        NotificationManager.IMPORTANCE_LOW);
 227        ongoingCallsChannel.setShowBadge(false);
 228        ongoingCallsChannel.setGroup("calls");
 229        notificationManager.createNotificationChannel(ongoingCallsChannel);
 230
 231        final NotificationChannel missedCallsChannel =
 232                new NotificationChannel(
 233                        "missed_calls",
 234                        c.getString(R.string.missed_calls_channel_name),
 235                        NotificationManager.IMPORTANCE_HIGH);
 236        missedCallsChannel.setShowBadge(true);
 237        missedCallsChannel.setSound(null, null);
 238        missedCallsChannel.setLightColor(LED_COLOR);
 239        missedCallsChannel.enableLights(true);
 240        missedCallsChannel.setGroup("calls");
 241        notificationManager.createNotificationChannel(missedCallsChannel);
 242
 243        final NotificationChannel messagesChannel =
 244                new NotificationChannel(
 245                        "messages",
 246                        c.getString(R.string.messages_channel_name),
 247                        NotificationManager.IMPORTANCE_HIGH);
 248        messagesChannel.setShowBadge(true);
 249        messagesChannel.setSound(
 250                RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION),
 251                new AudioAttributes.Builder()
 252                        .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
 253                        .setUsage(AudioAttributes.USAGE_NOTIFICATION_COMMUNICATION_INSTANT)
 254                        .build());
 255        messagesChannel.setLightColor(LED_COLOR);
 256        final int dat = 70;
 257        final long[] pattern = {0, 3 * dat, dat, dat};
 258        messagesChannel.setVibrationPattern(pattern);
 259        messagesChannel.enableVibration(true);
 260        messagesChannel.enableLights(true);
 261        messagesChannel.setGroup("chats");
 262        notificationManager.createNotificationChannel(messagesChannel);
 263        final NotificationChannel silentMessagesChannel =
 264                new NotificationChannel(
 265                        "silent_messages",
 266                        c.getString(R.string.silent_messages_channel_name),
 267                        NotificationManager.IMPORTANCE_LOW);
 268        silentMessagesChannel.setDescription(
 269                c.getString(R.string.silent_messages_channel_description));
 270        silentMessagesChannel.setShowBadge(true);
 271        silentMessagesChannel.setLightColor(LED_COLOR);
 272        silentMessagesChannel.enableLights(true);
 273        silentMessagesChannel.setGroup("chats");
 274        notificationManager.createNotificationChannel(silentMessagesChannel);
 275
 276        final NotificationChannel quietHoursChannel =
 277                new NotificationChannel(
 278                        "quiet_hours",
 279                        c.getString(R.string.title_pref_quiet_hours),
 280                        NotificationManager.IMPORTANCE_LOW);
 281        quietHoursChannel.setShowBadge(true);
 282        quietHoursChannel.setLightColor(LED_COLOR);
 283        quietHoursChannel.enableLights(true);
 284        quietHoursChannel.setGroup("chats");
 285        quietHoursChannel.enableVibration(false);
 286        quietHoursChannel.setSound(null, null);
 287
 288        notificationManager.createNotificationChannel(quietHoursChannel);
 289
 290        final NotificationChannel deliveryFailedChannel =
 291                new NotificationChannel(
 292                        "delivery_failed",
 293                        c.getString(R.string.delivery_failed_channel_name),
 294                        NotificationManager.IMPORTANCE_DEFAULT);
 295        deliveryFailedChannel.setShowBadge(false);
 296        deliveryFailedChannel.setSound(
 297                RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION),
 298                new AudioAttributes.Builder()
 299                        .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
 300                        .setUsage(AudioAttributes.USAGE_NOTIFICATION_COMMUNICATION_INSTANT)
 301                        .build());
 302        deliveryFailedChannel.setGroup("chats");
 303        notificationManager.createNotificationChannel(deliveryFailedChannel);
 304    }
 305
 306    private boolean notifyMessage(final Message message) {
 307        final Conversation conversation = (Conversation) message.getConversation();
 308        return message.getStatus() == Message.STATUS_RECEIVED
 309                && !conversation.isMuted()
 310                && (conversation.alwaysNotify() || wasHighlightedOrPrivate(message))
 311                && (!conversation.isWithStranger() || notificationsFromStrangers())
 312                && message.getType() != Message.TYPE_RTP_SESSION;
 313    }
 314
 315    private boolean notifyMissedCall(final Message message) {
 316        return message.getType() == Message.TYPE_RTP_SESSION
 317                && message.getStatus() == Message.STATUS_RECEIVED;
 318    }
 319
 320    public boolean notificationsFromStrangers() {
 321        return mXmppConnectionService.getBooleanPreference(
 322                "notifications_from_strangers", R.bool.notifications_from_strangers);
 323    }
 324
 325    private boolean isQuietHours() {
 326        if (!mXmppConnectionService.getBooleanPreference(
 327                "enable_quiet_hours", R.bool.enable_quiet_hours)) {
 328            return false;
 329        }
 330        final SharedPreferences preferences =
 331                PreferenceManager.getDefaultSharedPreferences(mXmppConnectionService);
 332        final long startTime =
 333                TimePreference.minutesToTimestamp(
 334                        preferences.getLong("quiet_hours_start", TimePreference.DEFAULT_VALUE));
 335        final long endTime =
 336                TimePreference.minutesToTimestamp(
 337                        preferences.getLong("quiet_hours_end", TimePreference.DEFAULT_VALUE));
 338        final long nowTime = Calendar.getInstance().getTimeInMillis();
 339
 340        if (endTime < startTime) {
 341            return nowTime > startTime || nowTime < endTime;
 342        } else {
 343            return nowTime > startTime && nowTime < endTime;
 344        }
 345    }
 346
 347    public void pushFromBacklog(final Message message) {
 348        if (notifyMessage(message)) {
 349            synchronized (notifications) {
 350                getBacklogMessageCounter((Conversation) message.getConversation())
 351                        .incrementAndGet();
 352                pushToStack(message);
 353            }
 354        } else if (notifyMissedCall(message)) {
 355            synchronized (mMissedCalls) {
 356                pushMissedCall(message);
 357            }
 358        }
 359    }
 360
 361    private AtomicInteger getBacklogMessageCounter(Conversation conversation) {
 362        synchronized (mBacklogMessageCounter) {
 363            if (!mBacklogMessageCounter.containsKey(conversation)) {
 364                mBacklogMessageCounter.put(conversation, new AtomicInteger(0));
 365            }
 366            return mBacklogMessageCounter.get(conversation);
 367        }
 368    }
 369
 370    void pushFromDirectReply(final Message message) {
 371        synchronized (notifications) {
 372            pushToStack(message);
 373            updateNotification(false);
 374        }
 375    }
 376
 377    public void finishBacklog(boolean notify, Account account) {
 378        synchronized (notifications) {
 379            mXmppConnectionService.updateUnreadCountBadge();
 380            if (account == null || !notify) {
 381                updateNotification(notify);
 382            } else {
 383                final int count;
 384                final List<String> conversations;
 385                synchronized (this.mBacklogMessageCounter) {
 386                    conversations = getBacklogConversations(account);
 387                    count = getBacklogMessageCount(account);
 388                }
 389                updateNotification(count > 0, conversations);
 390            }
 391        }
 392        synchronized (mMissedCalls) {
 393            updateMissedCallNotifications(mMissedCalls.keySet());
 394        }
 395    }
 396
 397    private List<String> getBacklogConversations(Account account) {
 398        final List<String> conversations = new ArrayList<>();
 399        for (Map.Entry<Conversation, AtomicInteger> entry : mBacklogMessageCounter.entrySet()) {
 400            if (entry.getKey().getAccount() == account) {
 401                conversations.add(entry.getKey().getUuid());
 402            }
 403        }
 404        return conversations;
 405    }
 406
 407    private int getBacklogMessageCount(Account account) {
 408        int count = 0;
 409        for (Iterator<Map.Entry<Conversation, AtomicInteger>> it =
 410                        mBacklogMessageCounter.entrySet().iterator();
 411                it.hasNext(); ) {
 412            Map.Entry<Conversation, AtomicInteger> entry = it.next();
 413            if (entry.getKey().getAccount() == account) {
 414                count += entry.getValue().get();
 415                it.remove();
 416            }
 417        }
 418        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": backlog message count=" + count);
 419        return count;
 420    }
 421
 422    void finishBacklog() {
 423        finishBacklog(false, null);
 424    }
 425
 426    private void pushToStack(final Message message) {
 427        final String conversationUuid = message.getConversationUuid();
 428        if (notifications.containsKey(conversationUuid)) {
 429            notifications.get(conversationUuid).add(message);
 430        } else {
 431            final ArrayList<Message> mList = new ArrayList<>();
 432            mList.add(message);
 433            notifications.put(conversationUuid, mList);
 434        }
 435    }
 436
 437    public void push(final Message message) {
 438        synchronized (CATCHUP_LOCK) {
 439            final XmppConnection connection =
 440                    message.getConversation().getAccount().getXmppConnection();
 441            if (connection != null && connection.isWaitingForSmCatchup()) {
 442                connection.incrementSmCatchupMessageCounter();
 443                pushFromBacklog(message);
 444            } else {
 445                pushNow(message);
 446            }
 447        }
 448    }
 449
 450    public void pushFailedDelivery(final Message message) {
 451        final Conversation conversation = (Conversation) message.getConversation();
 452        final boolean isScreenLocked = !mXmppConnectionService.isScreenLocked();
 453        if (this.mIsInForeground
 454                && isScreenLocked
 455                && this.mOpenConversation == message.getConversation()) {
 456            Log.d(
 457                    Config.LOGTAG,
 458                    message.getConversation().getAccount().getJid().asBareJid()
 459                            + ": suppressing failed delivery notification because conversation is open");
 460            return;
 461        }
 462        final PendingIntent pendingIntent = createContentIntent(conversation);
 463        final int notificationId =
 464                generateRequestCode(conversation, 0) + DELIVERY_FAILED_NOTIFICATION_ID;
 465        final int failedDeliveries = conversation.countFailedDeliveries();
 466        final Notification notification =
 467                new Builder(mXmppConnectionService, "delivery_failed")
 468                        .setContentTitle(conversation.getName())
 469                        .setAutoCancel(true)
 470                        .setSmallIcon(R.drawable.ic_error_white_24dp)
 471                        .setContentText(
 472                                mXmppConnectionService
 473                                        .getResources()
 474                                        .getQuantityText(
 475                                                R.plurals.some_messages_could_not_be_delivered,
 476                                                failedDeliveries))
 477                        .setGroup("delivery_failed")
 478                        .setContentIntent(pendingIntent)
 479                        .build();
 480        final Notification summaryNotification =
 481                new Builder(mXmppConnectionService, "delivery_failed")
 482                        .setContentTitle(
 483                                mXmppConnectionService.getString(R.string.failed_deliveries))
 484                        .setContentText(
 485                                mXmppConnectionService
 486                                        .getResources()
 487                                        .getQuantityText(
 488                                                R.plurals.some_messages_could_not_be_delivered,
 489                                                1024))
 490                        .setSmallIcon(R.drawable.ic_error_white_24dp)
 491                        .setGroup("delivery_failed")
 492                        .setGroupSummary(true)
 493                        .setAutoCancel(true)
 494                        .build();
 495        notify(notificationId, notification);
 496        notify(DELIVERY_FAILED_NOTIFICATION_ID, summaryNotification);
 497    }
 498
 499    public synchronized void startRinging(
 500            final AbstractJingleConnection.Id id, final Set<Media> media) {
 501        showIncomingCallNotification(id, media);
 502        final NotificationManager notificationManager =
 503                (NotificationManager)
 504                        mXmppConnectionService.getSystemService(Context.NOTIFICATION_SERVICE);
 505        final int currentInterruptionFilter;
 506        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && notificationManager != null) {
 507            currentInterruptionFilter = notificationManager.getCurrentInterruptionFilter();
 508        } else {
 509            currentInterruptionFilter = 1; // INTERRUPTION_FILTER_ALL
 510        }
 511        if (currentInterruptionFilter != 1) {
 512            Log.d(
 513                    Config.LOGTAG,
 514                    "do not ring or vibrate because interruption filter has been set to "
 515                            + currentInterruptionFilter);
 516            return;
 517        }
 518        final ScheduledFuture<?> currentVibrationFuture = this.vibrationFuture;
 519        this.vibrationFuture =
 520                SCHEDULED_EXECUTOR_SERVICE.scheduleAtFixedRate(
 521                        new VibrationRunnable(), 0, 3, TimeUnit.SECONDS);
 522        if (currentVibrationFuture != null) {
 523            currentVibrationFuture.cancel(true);
 524        }
 525        final SharedPreferences preferences =
 526                PreferenceManager.getDefaultSharedPreferences(mXmppConnectionService);
 527        final Resources resources = mXmppConnectionService.getResources();
 528        final String ringtonePreference =
 529                preferences.getString(
 530                        "call_ringtone", resources.getString(R.string.incoming_call_ringtone));
 531        if (Strings.isNullOrEmpty(ringtonePreference)) {
 532            Log.d(Config.LOGTAG, "ringtone has been set to none");
 533            return;
 534        }
 535        final Uri uri = Uri.parse(ringtonePreference);
 536        this.currentlyPlayingRingtone = RingtoneManager.getRingtone(mXmppConnectionService, uri);
 537        if (this.currentlyPlayingRingtone == null) {
 538            Log.d(Config.LOGTAG, "unable to find ringtone for uri " + uri);
 539            return;
 540        }
 541        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
 542            this.currentlyPlayingRingtone.setLooping(true);
 543        }
 544        this.currentlyPlayingRingtone.play();
 545    }
 546
 547    private void showIncomingCallNotification(
 548            final AbstractJingleConnection.Id id, final Set<Media> media) {
 549        final Intent fullScreenIntent =
 550                new Intent(mXmppConnectionService, RtpSessionActivity.class);
 551        fullScreenIntent.putExtra(
 552                RtpSessionActivity.EXTRA_ACCOUNT,
 553                id.account.getJid().asBareJid().toEscapedString());
 554        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_WITH, id.with.toEscapedString());
 555        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_SESSION_ID, id.sessionId);
 556        fullScreenIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 557        fullScreenIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 558        final NotificationCompat.Builder builder =
 559                new NotificationCompat.Builder(
 560                        mXmppConnectionService, INCOMING_CALLS_NOTIFICATION_CHANNEL);
 561        if (media.contains(Media.VIDEO)) {
 562            builder.setSmallIcon(R.drawable.ic_videocam_white_24dp);
 563            builder.setContentTitle(
 564                    mXmppConnectionService.getString(R.string.rtp_state_incoming_video_call));
 565        } else {
 566            builder.setSmallIcon(R.drawable.ic_call_white_24dp);
 567            builder.setContentTitle(
 568                    mXmppConnectionService.getString(R.string.rtp_state_incoming_call));
 569        }
 570        final Contact contact = id.getContact();
 571        builder.setLargeIcon(
 572                mXmppConnectionService
 573                        .getAvatarService()
 574                        .get(contact, AvatarService.getSystemUiAvatarSize(mXmppConnectionService)));
 575        final Uri systemAccount = contact.getSystemAccount();
 576        if (systemAccount != null) {
 577            builder.addPerson(systemAccount.toString());
 578        }
 579        builder.setContentText(id.account.getRoster().getContact(id.with).getDisplayName());
 580        builder.setVisibility(NotificationCompat.VISIBILITY_PUBLIC);
 581        builder.setPriority(NotificationCompat.PRIORITY_HIGH);
 582        builder.setCategory(NotificationCompat.CATEGORY_CALL);
 583        PendingIntent pendingIntent = createPendingRtpSession(id, Intent.ACTION_VIEW, 101);
 584        builder.setFullScreenIntent(pendingIntent, true);
 585        builder.setContentIntent(pendingIntent); // old androids need this?
 586        builder.setOngoing(true);
 587        builder.addAction(
 588                new NotificationCompat.Action.Builder(
 589                                R.drawable.ic_call_end_white_48dp,
 590                                mXmppConnectionService.getString(R.string.dismiss_call),
 591                                createCallAction(
 592                                        id.sessionId,
 593                                        XmppConnectionService.ACTION_DISMISS_CALL,
 594                                        102))
 595                        .build());
 596        builder.addAction(
 597                new NotificationCompat.Action.Builder(
 598                                R.drawable.ic_call_white_24dp,
 599                                mXmppConnectionService.getString(R.string.answer_call),
 600                                createPendingRtpSession(
 601                                        id, RtpSessionActivity.ACTION_ACCEPT_CALL, 103))
 602                        .build());
 603        modifyIncomingCall(builder);
 604        final Notification notification = builder.build();
 605        notification.flags = notification.flags | Notification.FLAG_INSISTENT;
 606        notify(INCOMING_CALL_NOTIFICATION_ID, notification);
 607    }
 608
 609    public Notification getOngoingCallNotification(
 610            final XmppConnectionService.OngoingCall ongoingCall) {
 611        final AbstractJingleConnection.Id id = ongoingCall.id;
 612        final NotificationCompat.Builder builder =
 613                new NotificationCompat.Builder(mXmppConnectionService, "ongoing_calls");
 614        if (ongoingCall.media.contains(Media.VIDEO)) {
 615            builder.setSmallIcon(R.drawable.ic_videocam_white_24dp);
 616            if (ongoingCall.reconnecting) {
 617                builder.setContentTitle(
 618                        mXmppConnectionService.getString(R.string.reconnecting_video_call));
 619            } else {
 620                builder.setContentTitle(
 621                        mXmppConnectionService.getString(R.string.ongoing_video_call));
 622            }
 623        } else {
 624            builder.setSmallIcon(R.drawable.ic_call_white_24dp);
 625            if (ongoingCall.reconnecting) {
 626                builder.setContentTitle(
 627                        mXmppConnectionService.getString(R.string.reconnecting_call));
 628            } else {
 629                builder.setContentTitle(mXmppConnectionService.getString(R.string.ongoing_call));
 630            }
 631        }
 632        builder.setContentText(id.account.getRoster().getContact(id.with).getDisplayName());
 633        builder.setVisibility(NotificationCompat.VISIBILITY_PUBLIC);
 634        builder.setPriority(NotificationCompat.PRIORITY_HIGH);
 635        builder.setCategory(NotificationCompat.CATEGORY_CALL);
 636        builder.setContentIntent(createPendingRtpSession(id, Intent.ACTION_VIEW, 101));
 637        builder.setOngoing(true);
 638        builder.addAction(
 639                new NotificationCompat.Action.Builder(
 640                                R.drawable.ic_call_end_white_48dp,
 641                                mXmppConnectionService.getString(R.string.hang_up),
 642                                createCallAction(
 643                                        id.sessionId, XmppConnectionService.ACTION_END_CALL, 104))
 644                        .build());
 645        return builder.build();
 646    }
 647
 648    private PendingIntent createPendingRtpSession(
 649            final AbstractJingleConnection.Id id, final String action, final int requestCode) {
 650        final Intent fullScreenIntent =
 651                new Intent(mXmppConnectionService, RtpSessionActivity.class);
 652        fullScreenIntent.setAction(action);
 653        fullScreenIntent.putExtra(
 654                RtpSessionActivity.EXTRA_ACCOUNT,
 655                id.account.getJid().asBareJid().toEscapedString());
 656        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_WITH, id.with.toEscapedString());
 657        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_SESSION_ID, id.sessionId);
 658        return PendingIntent.getActivity(
 659                mXmppConnectionService,
 660                requestCode,
 661                fullScreenIntent,
 662                s()
 663                        ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
 664                        : PendingIntent.FLAG_UPDATE_CURRENT);
 665    }
 666
 667    public void cancelIncomingCallNotification() {
 668        stopSoundAndVibration();
 669        cancel(INCOMING_CALL_NOTIFICATION_ID);
 670    }
 671
 672    public boolean stopSoundAndVibration() {
 673        int stopped = 0;
 674        if (this.currentlyPlayingRingtone != null) {
 675            if (this.currentlyPlayingRingtone.isPlaying()) {
 676                Log.d(Config.LOGTAG, "stop playing ring tone");
 677                ++stopped;
 678            }
 679            this.currentlyPlayingRingtone.stop();
 680        }
 681        if (this.vibrationFuture != null && !this.vibrationFuture.isCancelled()) {
 682            Log.d(Config.LOGTAG, "stop vibration");
 683            this.vibrationFuture.cancel(true);
 684            ++stopped;
 685        }
 686        return stopped > 0;
 687    }
 688
 689    public static void cancelIncomingCallNotification(final Context context) {
 690        final NotificationManagerCompat notificationManager =
 691                NotificationManagerCompat.from(context);
 692        try {
 693            notificationManager.cancel(INCOMING_CALL_NOTIFICATION_ID);
 694        } catch (RuntimeException e) {
 695            Log.d(Config.LOGTAG, "unable to cancel incoming call notification after crash", e);
 696        }
 697    }
 698
 699    private void pushNow(final Message message) {
 700        mXmppConnectionService.updateUnreadCountBadge();
 701        if (!notifyMessage(message)) {
 702            Log.d(
 703                    Config.LOGTAG,
 704                    message.getConversation().getAccount().getJid().asBareJid()
 705                            + ": suppressing notification because turned off");
 706            return;
 707        }
 708        final boolean isScreenLocked = mXmppConnectionService.isScreenLocked();
 709        if (this.mIsInForeground
 710                && !isScreenLocked
 711                && this.mOpenConversation == message.getConversation()) {
 712            Log.d(
 713                    Config.LOGTAG,
 714                    message.getConversation().getAccount().getJid().asBareJid()
 715                            + ": suppressing notification because conversation is open");
 716            return;
 717        }
 718        synchronized (notifications) {
 719            pushToStack(message);
 720            final Conversational conversation = message.getConversation();
 721            final Account account = conversation.getAccount();
 722            final boolean doNotify =
 723                    (!(this.mIsInForeground && this.mOpenConversation == null) || isScreenLocked)
 724                            && !account.inGracePeriod()
 725                            && !this.inMiniGracePeriod(account);
 726            updateNotification(doNotify, Collections.singletonList(conversation.getUuid()));
 727        }
 728    }
 729
 730    private void pushMissedCall(final Message message) {
 731        final Conversational conversation = message.getConversation();
 732        final MissedCallsInfo info = mMissedCalls.get(conversation);
 733        if (info == null) {
 734            mMissedCalls.put(conversation, new MissedCallsInfo(message.getTimeSent()));
 735        } else {
 736            info.newMissedCall(message.getTimeSent());
 737        }
 738    }
 739
 740    public void pushMissedCallNow(final Message message) {
 741        synchronized (mMissedCalls) {
 742            pushMissedCall(message);
 743            updateMissedCallNotifications(Collections.singleton(message.getConversation()));
 744        }
 745    }
 746
 747    public void clear(final Conversation conversation) {
 748        clearMessages(conversation);
 749        clearMissedCalls(conversation);
 750    }
 751
 752    public void clearMessages() {
 753        synchronized (notifications) {
 754            for (ArrayList<Message> messages : notifications.values()) {
 755                markAsReadIfHasDirectReply(messages);
 756            }
 757            notifications.clear();
 758            updateNotification(false);
 759        }
 760    }
 761
 762    public void clearMessages(final Conversation conversation) {
 763        synchronized (this.mBacklogMessageCounter) {
 764            this.mBacklogMessageCounter.remove(conversation);
 765        }
 766        synchronized (notifications) {
 767            markAsReadIfHasDirectReply(conversation);
 768            if (notifications.remove(conversation.getUuid()) != null) {
 769                cancel(conversation.getUuid(), NOTIFICATION_ID);
 770                updateNotification(false, null, true);
 771            }
 772        }
 773    }
 774
 775    public void clearMissedCalls() {
 776        synchronized (mMissedCalls) {
 777            for (final Conversational conversation : mMissedCalls.keySet()) {
 778                cancel(conversation.getUuid(), MISSED_CALL_NOTIFICATION_ID);
 779            }
 780            mMissedCalls.clear();
 781            updateMissedCallNotifications(null);
 782        }
 783    }
 784
 785    public void clearMissedCalls(final Conversation conversation) {
 786        synchronized (mMissedCalls) {
 787            if (mMissedCalls.remove(conversation) != null) {
 788                cancel(conversation.getUuid(), MISSED_CALL_NOTIFICATION_ID);
 789                updateMissedCallNotifications(null);
 790            }
 791        }
 792    }
 793
 794    private void markAsReadIfHasDirectReply(final Conversation conversation) {
 795        markAsReadIfHasDirectReply(notifications.get(conversation.getUuid()));
 796    }
 797
 798    private void markAsReadIfHasDirectReply(final ArrayList<Message> messages) {
 799        if (messages != null && messages.size() > 0) {
 800            Message last = messages.get(messages.size() - 1);
 801            if (last.getStatus() != Message.STATUS_RECEIVED) {
 802                if (mXmppConnectionService.markRead((Conversation) last.getConversation(), false)) {
 803                    mXmppConnectionService.updateConversationUi();
 804                }
 805            }
 806        }
 807    }
 808
 809    private void setNotificationColor(final Builder mBuilder) {
 810        mBuilder.setColor(ContextCompat.getColor(mXmppConnectionService, R.color.green600));
 811    }
 812
 813    public void updateNotification() {
 814        synchronized (notifications) {
 815            updateNotification(false);
 816        }
 817    }
 818
 819    private void updateNotification(final boolean notify) {
 820        updateNotification(notify, null, false);
 821    }
 822
 823    private void updateNotification(final boolean notify, final List<String> conversations) {
 824        updateNotification(notify, conversations, false);
 825    }
 826
 827    private void updateNotification(
 828            final boolean notify, final List<String> conversations, final boolean summaryOnly) {
 829        final SharedPreferences preferences =
 830                PreferenceManager.getDefaultSharedPreferences(mXmppConnectionService);
 831
 832        final boolean quiteHours = isQuietHours();
 833
 834        final boolean notifyOnlyOneChild =
 835                notify
 836                        && conversations != null
 837                        && conversations.size()
 838                                == 1; // if this check is changed to > 0 catchup messages will
 839        // create one notification per conversation
 840
 841        if (notifications.size() == 0) {
 842            cancel(NOTIFICATION_ID);
 843        } else {
 844            if (notify) {
 845                this.markLastNotification();
 846            }
 847            final Builder mBuilder;
 848            if (notifications.size() == 1 && Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
 849                mBuilder =
 850                        buildSingleConversations(
 851                                notifications.values().iterator().next(), notify, quiteHours);
 852                modifyForSoundVibrationAndLight(mBuilder, notify, quiteHours, preferences);
 853                notify(NOTIFICATION_ID, mBuilder.build());
 854            } else {
 855                mBuilder = buildMultipleConversation(notify, quiteHours);
 856                if (notifyOnlyOneChild) {
 857                    mBuilder.setGroupAlertBehavior(NotificationCompat.GROUP_ALERT_CHILDREN);
 858                }
 859                modifyForSoundVibrationAndLight(mBuilder, notify, quiteHours, preferences);
 860                if (!summaryOnly) {
 861                    for (Map.Entry<String, ArrayList<Message>> entry : notifications.entrySet()) {
 862                        String uuid = entry.getKey();
 863                        final boolean notifyThis =
 864                                notifyOnlyOneChild ? conversations.contains(uuid) : notify;
 865                        Builder singleBuilder =
 866                                buildSingleConversations(entry.getValue(), notifyThis, quiteHours);
 867                        if (!notifyOnlyOneChild) {
 868                            singleBuilder.setGroupAlertBehavior(
 869                                    NotificationCompat.GROUP_ALERT_SUMMARY);
 870                        }
 871                        modifyForSoundVibrationAndLight(
 872                                singleBuilder, notifyThis, quiteHours, preferences);
 873                        singleBuilder.setGroup(MESSAGES_GROUP);
 874                        setNotificationColor(singleBuilder);
 875                        notify(entry.getKey(), NOTIFICATION_ID, singleBuilder.build());
 876                    }
 877                }
 878                notify(NOTIFICATION_ID, mBuilder.build());
 879            }
 880        }
 881    }
 882
 883    private void updateMissedCallNotifications(final Set<Conversational> update) {
 884        if (mMissedCalls.isEmpty()) {
 885            cancel(MISSED_CALL_NOTIFICATION_ID);
 886            return;
 887        }
 888        if (mMissedCalls.size() == 1 && Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
 889            final Conversational conversation = mMissedCalls.keySet().iterator().next();
 890            final MissedCallsInfo info = mMissedCalls.values().iterator().next();
 891            final Notification notification = missedCall(conversation, info);
 892            notify(MISSED_CALL_NOTIFICATION_ID, notification);
 893        } else {
 894            final Notification summary = missedCallsSummary();
 895            notify(MISSED_CALL_NOTIFICATION_ID, summary);
 896            if (update != null) {
 897                for (final Conversational conversation : update) {
 898                    final MissedCallsInfo info = mMissedCalls.get(conversation);
 899                    if (info != null) {
 900                        final Notification notification = missedCall(conversation, info);
 901                        notify(conversation.getUuid(), MISSED_CALL_NOTIFICATION_ID, notification);
 902                    }
 903                }
 904            }
 905        }
 906    }
 907
 908    private void modifyForSoundVibrationAndLight(
 909            Builder mBuilder, boolean notify, boolean quietHours, SharedPreferences preferences) {
 910        final Resources resources = mXmppConnectionService.getResources();
 911        final String ringtone =
 912                preferences.getString(
 913                        "notification_ringtone",
 914                        resources.getString(R.string.notification_ringtone));
 915        final boolean vibrate =
 916                preferences.getBoolean(
 917                        "vibrate_on_notification",
 918                        resources.getBoolean(R.bool.vibrate_on_notification));
 919        final boolean led = preferences.getBoolean("led", resources.getBoolean(R.bool.led));
 920        final boolean headsup =
 921                preferences.getBoolean(
 922                        "notification_headsup", resources.getBoolean(R.bool.headsup_notifications));
 923        if (notify && !quietHours) {
 924            if (vibrate) {
 925                final int dat = 70;
 926                final long[] pattern = {0, 3 * dat, dat, dat};
 927                mBuilder.setVibrate(pattern);
 928            } else {
 929                mBuilder.setVibrate(new long[] {0});
 930            }
 931            Uri uri = Uri.parse(ringtone);
 932            try {
 933                mBuilder.setSound(fixRingtoneUri(uri));
 934            } catch (SecurityException e) {
 935                Log.d(Config.LOGTAG, "unable to use custom notification sound " + uri.toString());
 936            }
 937        } else {
 938            mBuilder.setLocalOnly(true);
 939        }
 940        mBuilder.setCategory(Notification.CATEGORY_MESSAGE);
 941        mBuilder.setPriority(
 942                notify
 943                        ? (headsup
 944                                ? NotificationCompat.PRIORITY_HIGH
 945                                : NotificationCompat.PRIORITY_DEFAULT)
 946                        : NotificationCompat.PRIORITY_LOW);
 947        setNotificationColor(mBuilder);
 948        mBuilder.setDefaults(0);
 949        if (led) {
 950            mBuilder.setLights(LED_COLOR, 2000, 3000);
 951        }
 952    }
 953
 954    private void modifyIncomingCall(final Builder mBuilder) {
 955        mBuilder.setPriority(NotificationCompat.PRIORITY_HIGH);
 956        setNotificationColor(mBuilder);
 957        mBuilder.setLights(LED_COLOR, 2000, 3000);
 958    }
 959
 960    private Uri fixRingtoneUri(Uri uri) {
 961        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N && "file".equals(uri.getScheme())) {
 962            return FileBackend.getUriForFile(mXmppConnectionService, new File(uri.getPath()));
 963        } else {
 964            return uri;
 965        }
 966    }
 967
 968    private Notification missedCallsSummary() {
 969        final Builder publicBuilder = buildMissedCallsSummary(true);
 970        final Builder builder = buildMissedCallsSummary(false);
 971        builder.setPublicVersion(publicBuilder.build());
 972        return builder.build();
 973    }
 974
 975    private Builder buildMissedCallsSummary(boolean publicVersion) {
 976        final Builder builder =
 977                new NotificationCompat.Builder(mXmppConnectionService, "missed_calls");
 978        int totalCalls = 0;
 979        final List<String> names = new ArrayList<>();
 980        long lastTime = 0;
 981        for (final Map.Entry<Conversational, MissedCallsInfo> entry : mMissedCalls.entrySet()) {
 982            final Conversational conversation = entry.getKey();
 983            final MissedCallsInfo missedCallsInfo = entry.getValue();
 984            names.add(conversation.getContact().getDisplayName());
 985            totalCalls += missedCallsInfo.getNumberOfCalls();
 986            lastTime = Math.max(lastTime, missedCallsInfo.getLastTime());
 987        }
 988        final String title =
 989                (totalCalls == 1)
 990                        ? mXmppConnectionService.getString(R.string.missed_call)
 991                        : (mMissedCalls.size() == 1)
 992                                ? mXmppConnectionService
 993                                        .getResources()
 994                                        .getQuantityString(
 995                                                R.plurals.n_missed_calls, totalCalls, totalCalls)
 996                                : mXmppConnectionService
 997                                        .getResources()
 998                                        .getQuantityString(
 999                                                R.plurals.n_missed_calls_from_m_contacts,
1000                                                mMissedCalls.size(),
1001                                                totalCalls,
1002                                                mMissedCalls.size());
1003        builder.setContentTitle(title);
1004        builder.setTicker(title);
1005        if (!publicVersion) {
1006            builder.setContentText(Joiner.on(", ").join(names));
1007        }
1008        builder.setSmallIcon(R.drawable.ic_call_missed_white_24db);
1009        builder.setGroupSummary(true);
1010        builder.setGroup(MISSED_CALLS_GROUP);
1011        builder.setGroupAlertBehavior(NotificationCompat.GROUP_ALERT_CHILDREN);
1012        builder.setCategory(NotificationCompat.CATEGORY_CALL);
1013        builder.setWhen(lastTime);
1014        if (!mMissedCalls.isEmpty()) {
1015            final Conversational firstConversation = mMissedCalls.keySet().iterator().next();
1016            builder.setContentIntent(createContentIntent(firstConversation));
1017        }
1018        builder.setDeleteIntent(createMissedCallsDeleteIntent(null));
1019        modifyMissedCall(builder);
1020        return builder;
1021    }
1022
1023    private Notification missedCall(final Conversational conversation, final MissedCallsInfo info) {
1024        final Builder publicBuilder = buildMissedCall(conversation, info, true);
1025        final Builder builder = buildMissedCall(conversation, info, false);
1026        builder.setPublicVersion(publicBuilder.build());
1027        return builder.build();
1028    }
1029
1030    private Builder buildMissedCall(
1031            final Conversational conversation, final MissedCallsInfo info, boolean publicVersion) {
1032        final Builder builder =
1033                new NotificationCompat.Builder(mXmppConnectionService, "missed_calls");
1034        final String title =
1035                (info.getNumberOfCalls() == 1)
1036                        ? mXmppConnectionService.getString(R.string.missed_call)
1037                        : mXmppConnectionService
1038                                .getResources()
1039                                .getQuantityString(
1040                                        R.plurals.n_missed_calls,
1041                                        info.getNumberOfCalls(),
1042                                        info.getNumberOfCalls());
1043        builder.setContentTitle(title);
1044        final String name = conversation.getContact().getDisplayName();
1045        if (publicVersion) {
1046            builder.setTicker(title);
1047        } else {
1048            builder.setTicker(
1049                    mXmppConnectionService
1050                            .getResources()
1051                            .getQuantityString(
1052                                    R.plurals.n_missed_calls_from_x,
1053                                    info.getNumberOfCalls(),
1054                                    info.getNumberOfCalls(),
1055                                    name));
1056            builder.setContentText(name);
1057        }
1058        builder.setSmallIcon(R.drawable.ic_call_missed_white_24db);
1059        builder.setGroup(MISSED_CALLS_GROUP);
1060        builder.setCategory(NotificationCompat.CATEGORY_CALL);
1061        builder.setWhen(info.getLastTime());
1062        builder.setContentIntent(createContentIntent(conversation));
1063        builder.setDeleteIntent(createMissedCallsDeleteIntent(conversation));
1064        if (!publicVersion && conversation instanceof Conversation) {
1065            builder.setLargeIcon(
1066                    mXmppConnectionService
1067                            .getAvatarService()
1068                            .get(
1069                                    (Conversation) conversation,
1070                                    AvatarService.getSystemUiAvatarSize(mXmppConnectionService)));
1071        }
1072        modifyMissedCall(builder);
1073        return builder;
1074    }
1075
1076    private void modifyMissedCall(final Builder builder) {
1077        final SharedPreferences preferences =
1078                PreferenceManager.getDefaultSharedPreferences(mXmppConnectionService);
1079        final Resources resources = mXmppConnectionService.getResources();
1080        final boolean led = preferences.getBoolean("led", resources.getBoolean(R.bool.led));
1081        if (led) {
1082            builder.setLights(LED_COLOR, 2000, 3000);
1083        }
1084        builder.setPriority(NotificationCompat.PRIORITY_HIGH);
1085        builder.setSound(null);
1086        setNotificationColor(builder);
1087    }
1088
1089    private Builder buildMultipleConversation(final boolean notify, final boolean quietHours) {
1090        final Builder mBuilder =
1091                new NotificationCompat.Builder(
1092                        mXmppConnectionService,
1093                        quietHours ? "quiet_hours" : (notify ? "messages" : "silent_messages"));
1094        final NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
1095        style.setBigContentTitle(
1096                mXmppConnectionService
1097                        .getResources()
1098                        .getQuantityString(
1099                                R.plurals.x_unread_conversations,
1100                                notifications.size(),
1101                                notifications.size()));
1102        final List<String> names = new ArrayList<>();
1103        Conversation conversation = null;
1104        for (final ArrayList<Message> messages : notifications.values()) {
1105            if (messages.isEmpty()) {
1106                continue;
1107            }
1108            conversation = (Conversation) messages.get(0).getConversation();
1109            final String name = conversation.getName().toString();
1110            SpannableString styledString;
1111            if (Config.HIDE_MESSAGE_TEXT_IN_NOTIFICATION) {
1112                int count = messages.size();
1113                styledString =
1114                        new SpannableString(
1115                                name
1116                                        + ": "
1117                                        + mXmppConnectionService
1118                                                .getResources()
1119                                                .getQuantityString(
1120                                                        R.plurals.x_messages, count, count));
1121                styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1122                style.addLine(styledString);
1123            } else {
1124                styledString =
1125                        new SpannableString(
1126                                name
1127                                        + ": "
1128                                        + UIHelper.getMessagePreview(
1129                                                        mXmppConnectionService, messages.get(0))
1130                                                .first);
1131                styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1132                style.addLine(styledString);
1133            }
1134            names.add(name);
1135        }
1136        final String contentTitle =
1137                mXmppConnectionService
1138                        .getResources()
1139                        .getQuantityString(
1140                                R.plurals.x_unread_conversations,
1141                                notifications.size(),
1142                                notifications.size());
1143        mBuilder.setContentTitle(contentTitle);
1144        mBuilder.setTicker(contentTitle);
1145        mBuilder.setContentText(Joiner.on(", ").join(names));
1146        mBuilder.setStyle(style);
1147        if (conversation != null) {
1148            mBuilder.setContentIntent(createContentIntent(conversation));
1149        }
1150        mBuilder.setGroupSummary(true);
1151        mBuilder.setGroup(MESSAGES_GROUP);
1152        mBuilder.setDeleteIntent(createDeleteIntent(null));
1153        mBuilder.setSmallIcon(R.drawable.ic_notification);
1154        return mBuilder;
1155    }
1156
1157    private Builder buildSingleConversations(
1158            final ArrayList<Message> messages, final boolean notify, final boolean quietHours) {
1159        final Builder mBuilder =
1160                new NotificationCompat.Builder(
1161                        mXmppConnectionService,
1162                        quietHours ? "quiet_hours" : (notify ? "messages" : "silent_messages"));
1163        if (messages.size() >= 1) {
1164            final Conversation conversation = (Conversation) messages.get(0).getConversation();
1165            mBuilder.setLargeIcon(
1166                    mXmppConnectionService
1167                            .getAvatarService()
1168                            .get(
1169                                    conversation,
1170                                    AvatarService.getSystemUiAvatarSize(mXmppConnectionService)));
1171            mBuilder.setContentTitle(conversation.getName());
1172            if (Config.HIDE_MESSAGE_TEXT_IN_NOTIFICATION) {
1173                int count = messages.size();
1174                mBuilder.setContentText(
1175                        mXmppConnectionService
1176                                .getResources()
1177                                .getQuantityString(R.plurals.x_messages, count, count));
1178            } else {
1179                Message message;
1180                // TODO starting with Android 9 we might want to put images in MessageStyle
1181                if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P
1182                        && (message = getImage(messages)) != null) {
1183                    modifyForImage(mBuilder, message, messages);
1184                } else {
1185                    modifyForTextOnly(mBuilder, messages);
1186                }
1187                RemoteInput remoteInput =
1188                        new RemoteInput.Builder("text_reply")
1189                                .setLabel(
1190                                        UIHelper.getMessageHint(
1191                                                mXmppConnectionService, conversation))
1192                                .build();
1193                PendingIntent markAsReadPendingIntent = createReadPendingIntent(conversation);
1194                NotificationCompat.Action markReadAction =
1195                        new NotificationCompat.Action.Builder(
1196                                        R.drawable.ic_drafts_white_24dp,
1197                                        mXmppConnectionService.getString(R.string.mark_as_read),
1198                                        markAsReadPendingIntent)
1199                                .setSemanticAction(
1200                                        NotificationCompat.Action.SEMANTIC_ACTION_MARK_AS_READ)
1201                                .setShowsUserInterface(false)
1202                                .build();
1203                final String replyLabel = mXmppConnectionService.getString(R.string.reply);
1204                final String lastMessageUuid = Iterables.getLast(messages).getUuid();
1205                final NotificationCompat.Action replyAction =
1206                        new NotificationCompat.Action.Builder(
1207                                        R.drawable.ic_send_text_offline,
1208                                        replyLabel,
1209                                        createReplyIntent(conversation, lastMessageUuid, false))
1210                                .setSemanticAction(NotificationCompat.Action.SEMANTIC_ACTION_REPLY)
1211                                .setShowsUserInterface(false)
1212                                .addRemoteInput(remoteInput)
1213                                .build();
1214                final NotificationCompat.Action wearReplyAction =
1215                        new NotificationCompat.Action.Builder(
1216                                        R.drawable.ic_wear_reply,
1217                                        replyLabel,
1218                                        createReplyIntent(conversation, lastMessageUuid, true))
1219                                .addRemoteInput(remoteInput)
1220                                .build();
1221                mBuilder.extend(
1222                        new NotificationCompat.WearableExtender().addAction(wearReplyAction));
1223                int addedActionsCount = 1;
1224                mBuilder.addAction(markReadAction);
1225                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1226                    mBuilder.addAction(replyAction);
1227                    ++addedActionsCount;
1228                }
1229
1230                if (displaySnoozeAction(messages)) {
1231                    String label = mXmppConnectionService.getString(R.string.snooze);
1232                    PendingIntent pendingSnoozeIntent = createSnoozeIntent(conversation);
1233                    NotificationCompat.Action snoozeAction =
1234                            new NotificationCompat.Action.Builder(
1235                                            R.drawable.ic_notifications_paused_white_24dp,
1236                                            label,
1237                                            pendingSnoozeIntent)
1238                                    .build();
1239                    mBuilder.addAction(snoozeAction);
1240                    ++addedActionsCount;
1241                }
1242                if (addedActionsCount < 3) {
1243                    final Message firstLocationMessage = getFirstLocationMessage(messages);
1244                    if (firstLocationMessage != null) {
1245                        final PendingIntent pendingShowLocationIntent =
1246                                createShowLocationIntent(firstLocationMessage);
1247                        if (pendingShowLocationIntent != null) {
1248                            final String label =
1249                                    mXmppConnectionService
1250                                            .getResources()
1251                                            .getString(R.string.show_location);
1252                            NotificationCompat.Action locationAction =
1253                                    new NotificationCompat.Action.Builder(
1254                                                    R.drawable.ic_room_white_24dp,
1255                                                    label,
1256                                                    pendingShowLocationIntent)
1257                                            .build();
1258                            mBuilder.addAction(locationAction);
1259                            ++addedActionsCount;
1260                        }
1261                    }
1262                }
1263                if (addedActionsCount < 3) {
1264                    Message firstDownloadableMessage = getFirstDownloadableMessage(messages);
1265                    if (firstDownloadableMessage != null) {
1266                        String label =
1267                                mXmppConnectionService
1268                                        .getResources()
1269                                        .getString(
1270                                                R.string.download_x_file,
1271                                                UIHelper.getFileDescriptionString(
1272                                                        mXmppConnectionService,
1273                                                        firstDownloadableMessage));
1274                        PendingIntent pendingDownloadIntent =
1275                                createDownloadIntent(firstDownloadableMessage);
1276                        NotificationCompat.Action downloadAction =
1277                                new NotificationCompat.Action.Builder(
1278                                                R.drawable.ic_file_download_white_24dp,
1279                                                label,
1280                                                pendingDownloadIntent)
1281                                        .build();
1282                        mBuilder.addAction(downloadAction);
1283                        ++addedActionsCount;
1284                    }
1285                }
1286            }
1287            if (conversation.getMode() == Conversation.MODE_SINGLE) {
1288                final Contact contact = conversation.getContact();
1289                final Uri systemAccount = contact.getSystemAccount();
1290                if (systemAccount != null) {
1291                    mBuilder.addPerson(systemAccount.toString());
1292                }
1293            }
1294            mBuilder.setWhen(conversation.getLatestMessage().getTimeSent());
1295            mBuilder.setSmallIcon(R.drawable.ic_notification);
1296            mBuilder.setDeleteIntent(createDeleteIntent(conversation));
1297            mBuilder.setContentIntent(createContentIntent(conversation));
1298            final ShortcutInfoCompat info =
1299                    mXmppConnectionService
1300                            .getShortcutService()
1301                            .getShortcutInfoCompat(conversation.getContact());
1302            mBuilder.setShortcutInfo(info);
1303            if (Build.VERSION.SDK_INT >= 30) {
1304                mXmppConnectionService
1305                        .getSystemService(ShortcutManager.class)
1306                        .pushDynamicShortcut(info.toShortcutInfo());
1307            }
1308        }
1309        return mBuilder;
1310    }
1311
1312    private void modifyForImage(
1313            final Builder builder, final Message message, final ArrayList<Message> messages) {
1314        try {
1315            final Bitmap bitmap =
1316                    mXmppConnectionService
1317                            .getFileBackend()
1318                            .getThumbnail(message, getPixel(288), false);
1319            final ArrayList<Message> tmp = new ArrayList<>();
1320            for (final Message msg : messages) {
1321                if (msg.getType() == Message.TYPE_TEXT && msg.getTransferable() == null) {
1322                    tmp.add(msg);
1323                }
1324            }
1325            final BigPictureStyle bigPictureStyle = new NotificationCompat.BigPictureStyle();
1326            bigPictureStyle.bigPicture(bitmap);
1327            if (tmp.size() > 0) {
1328                CharSequence text = getMergedBodies(tmp);
1329                bigPictureStyle.setSummaryText(text);
1330                builder.setContentText(text);
1331                builder.setTicker(text);
1332            } else {
1333                final String description =
1334                        UIHelper.getFileDescriptionString(mXmppConnectionService, message);
1335                builder.setContentText(description);
1336                builder.setTicker(description);
1337            }
1338            builder.setStyle(bigPictureStyle);
1339        } catch (final IOException e) {
1340            modifyForTextOnly(builder, messages);
1341        }
1342    }
1343
1344    private Person getPerson(Message message) {
1345        final Contact contact = message.getContact();
1346        final Person.Builder builder = new Person.Builder();
1347        if (contact != null) {
1348            builder.setName(contact.getDisplayName());
1349            final Uri uri = contact.getSystemAccount();
1350            if (uri != null) {
1351                builder.setUri(uri.toString());
1352            }
1353        } else {
1354            builder.setName(UIHelper.getMessageDisplayName(message));
1355        }
1356        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
1357            builder.setIcon(
1358                    IconCompat.createWithBitmap(
1359                            mXmppConnectionService
1360                                    .getAvatarService()
1361                                    .get(
1362                                            message,
1363                                            AvatarService.getSystemUiAvatarSize(
1364                                                    mXmppConnectionService),
1365                                            false)));
1366        }
1367        return builder.build();
1368    }
1369
1370    private void modifyForTextOnly(final Builder builder, final ArrayList<Message> messages) {
1371        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1372            final Conversation conversation = (Conversation) messages.get(0).getConversation();
1373            final Person.Builder meBuilder =
1374                    new Person.Builder().setName(mXmppConnectionService.getString(R.string.me));
1375            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
1376                meBuilder.setIcon(
1377                        IconCompat.createWithBitmap(
1378                                mXmppConnectionService
1379                                        .getAvatarService()
1380                                        .get(
1381                                                conversation.getAccount(),
1382                                                AvatarService.getSystemUiAvatarSize(
1383                                                        mXmppConnectionService))));
1384            }
1385            final Person me = meBuilder.build();
1386            NotificationCompat.MessagingStyle messagingStyle =
1387                    new NotificationCompat.MessagingStyle(me);
1388            final boolean multiple = conversation.getMode() == Conversation.MODE_MULTI;
1389            if (multiple) {
1390                messagingStyle.setConversationTitle(conversation.getName());
1391            }
1392            for (Message message : messages) {
1393                final Person sender =
1394                        message.getStatus() == Message.STATUS_RECEIVED ? getPerson(message) : null;
1395                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && isImageMessage(message)) {
1396                    final Uri dataUri =
1397                            FileBackend.getMediaUri(
1398                                    mXmppConnectionService,
1399                                    mXmppConnectionService.getFileBackend().getFile(message));
1400                    NotificationCompat.MessagingStyle.Message imageMessage =
1401                            new NotificationCompat.MessagingStyle.Message(
1402                                    UIHelper.getMessagePreview(mXmppConnectionService, message)
1403                                            .first,
1404                                    message.getTimeSent(),
1405                                    sender);
1406                    if (dataUri != null) {
1407                        imageMessage.setData(message.getMimeType(), dataUri);
1408                    }
1409                    messagingStyle.addMessage(imageMessage);
1410                } else {
1411                    messagingStyle.addMessage(
1412                            UIHelper.getMessagePreview(mXmppConnectionService, message).first,
1413                            message.getTimeSent(),
1414                            sender);
1415                }
1416            }
1417            messagingStyle.setGroupConversation(multiple);
1418            builder.setStyle(messagingStyle);
1419        } else {
1420            if (messages.get(0).getConversation().getMode() == Conversation.MODE_SINGLE) {
1421                builder.setStyle(
1422                        new NotificationCompat.BigTextStyle().bigText(getMergedBodies(messages)));
1423                final CharSequence preview =
1424                        UIHelper.getMessagePreview(
1425                                        mXmppConnectionService, messages.get(messages.size() - 1))
1426                                .first;
1427                builder.setContentText(preview);
1428                builder.setTicker(preview);
1429                builder.setNumber(messages.size());
1430            } else {
1431                final NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
1432                SpannableString styledString;
1433                for (Message message : messages) {
1434                    final String name = UIHelper.getMessageDisplayName(message);
1435                    styledString = new SpannableString(name + ": " + message.getBody());
1436                    styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1437                    style.addLine(styledString);
1438                }
1439                builder.setStyle(style);
1440                int count = messages.size();
1441                if (count == 1) {
1442                    final String name = UIHelper.getMessageDisplayName(messages.get(0));
1443                    styledString = new SpannableString(name + ": " + messages.get(0).getBody());
1444                    styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1445                    builder.setContentText(styledString);
1446                    builder.setTicker(styledString);
1447                } else {
1448                    final String text =
1449                            mXmppConnectionService
1450                                    .getResources()
1451                                    .getQuantityString(R.plurals.x_messages, count, count);
1452                    builder.setContentText(text);
1453                    builder.setTicker(text);
1454                }
1455            }
1456        }
1457    }
1458
1459    private Message getImage(final Iterable<Message> messages) {
1460        Message image = null;
1461        for (final Message message : messages) {
1462            if (message.getStatus() != Message.STATUS_RECEIVED) {
1463                return null;
1464            }
1465            if (isImageMessage(message)) {
1466                image = message;
1467            }
1468        }
1469        return image;
1470    }
1471
1472    private Message getFirstDownloadableMessage(final Iterable<Message> messages) {
1473        for (final Message message : messages) {
1474            if (message.getTransferable() != null
1475                    || (message.getType() == Message.TYPE_TEXT && message.treatAsDownloadable())) {
1476                return message;
1477            }
1478        }
1479        return null;
1480    }
1481
1482    private Message getFirstLocationMessage(final Iterable<Message> messages) {
1483        for (final Message message : messages) {
1484            if (message.isGeoUri()) {
1485                return message;
1486            }
1487        }
1488        return null;
1489    }
1490
1491    private CharSequence getMergedBodies(final ArrayList<Message> messages) {
1492        final StringBuilder text = new StringBuilder();
1493        for (Message message : messages) {
1494            if (text.length() != 0) {
1495                text.append("\n");
1496            }
1497            text.append(UIHelper.getMessagePreview(mXmppConnectionService, message).first);
1498        }
1499        return text.toString();
1500    }
1501
1502    private PendingIntent createShowLocationIntent(final Message message) {
1503        Iterable<Intent> intents =
1504                GeoHelper.createGeoIntentsFromMessage(mXmppConnectionService, message);
1505        for (final Intent intent : intents) {
1506            if (intent.resolveActivity(mXmppConnectionService.getPackageManager()) != null) {
1507                return PendingIntent.getActivity(
1508                        mXmppConnectionService,
1509                        generateRequestCode(message.getConversation(), 18),
1510                        intent,
1511                        s()
1512                                ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1513                                : PendingIntent.FLAG_UPDATE_CURRENT);
1514            }
1515        }
1516        return null;
1517    }
1518
1519    private PendingIntent createContentIntent(
1520            final String conversationUuid, final String downloadMessageUuid) {
1521        final Intent viewConversationIntent =
1522                new Intent(mXmppConnectionService, ConversationsActivity.class);
1523        viewConversationIntent.setAction(ConversationsActivity.ACTION_VIEW_CONVERSATION);
1524        viewConversationIntent.putExtra(ConversationsActivity.EXTRA_CONVERSATION, conversationUuid);
1525        if (downloadMessageUuid != null) {
1526            viewConversationIntent.putExtra(
1527                    ConversationsActivity.EXTRA_DOWNLOAD_UUID, downloadMessageUuid);
1528            return PendingIntent.getActivity(
1529                    mXmppConnectionService,
1530                    generateRequestCode(conversationUuid, 8),
1531                    viewConversationIntent,
1532                    s()
1533                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1534                            : PendingIntent.FLAG_UPDATE_CURRENT);
1535        } else {
1536            return PendingIntent.getActivity(
1537                    mXmppConnectionService,
1538                    generateRequestCode(conversationUuid, 10),
1539                    viewConversationIntent,
1540                    s()
1541                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1542                            : PendingIntent.FLAG_UPDATE_CURRENT);
1543        }
1544    }
1545
1546    private int generateRequestCode(String uuid, int actionId) {
1547        return (actionId * NOTIFICATION_ID_MULTIPLIER)
1548                + (uuid.hashCode() % NOTIFICATION_ID_MULTIPLIER);
1549    }
1550
1551    private int generateRequestCode(Conversational conversation, int actionId) {
1552        return generateRequestCode(conversation.getUuid(), actionId);
1553    }
1554
1555    private PendingIntent createDownloadIntent(final Message message) {
1556        return createContentIntent(message.getConversationUuid(), message.getUuid());
1557    }
1558
1559    private PendingIntent createContentIntent(final Conversational conversation) {
1560        return createContentIntent(conversation.getUuid(), null);
1561    }
1562
1563    private PendingIntent createDeleteIntent(final Conversation conversation) {
1564        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1565        intent.setAction(XmppConnectionService.ACTION_CLEAR_MESSAGE_NOTIFICATION);
1566        if (conversation != null) {
1567            intent.putExtra("uuid", conversation.getUuid());
1568            return PendingIntent.getService(
1569                    mXmppConnectionService,
1570                    generateRequestCode(conversation, 20),
1571                    intent,
1572                    s()
1573                            ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1574                            : PendingIntent.FLAG_UPDATE_CURRENT);
1575        }
1576        return PendingIntent.getService(
1577                mXmppConnectionService,
1578                0,
1579                intent,
1580                s()
1581                        ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1582                        : PendingIntent.FLAG_UPDATE_CURRENT);
1583    }
1584
1585    private PendingIntent createMissedCallsDeleteIntent(final Conversational conversation) {
1586        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1587        intent.setAction(XmppConnectionService.ACTION_CLEAR_MISSED_CALL_NOTIFICATION);
1588        if (conversation != null) {
1589            intent.putExtra("uuid", conversation.getUuid());
1590            return PendingIntent.getService(
1591                    mXmppConnectionService,
1592                    generateRequestCode(conversation, 21),
1593                    intent,
1594                    s()
1595                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1596                            : PendingIntent.FLAG_UPDATE_CURRENT);
1597        }
1598        return PendingIntent.getService(
1599                mXmppConnectionService,
1600                1,
1601                intent,
1602                s()
1603                        ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1604                        : PendingIntent.FLAG_UPDATE_CURRENT);
1605    }
1606
1607    private PendingIntent createReplyIntent(
1608            final Conversation conversation,
1609            final String lastMessageUuid,
1610            final boolean dismissAfterReply) {
1611        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1612        intent.setAction(XmppConnectionService.ACTION_REPLY_TO_CONVERSATION);
1613        intent.putExtra("uuid", conversation.getUuid());
1614        intent.putExtra("dismiss_notification", dismissAfterReply);
1615        intent.putExtra("last_message_uuid", lastMessageUuid);
1616        final int id = generateRequestCode(conversation, dismissAfterReply ? 12 : 14);
1617        return PendingIntent.getService(
1618                mXmppConnectionService,
1619                id,
1620                intent,
1621                s()
1622                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1623                        : PendingIntent.FLAG_UPDATE_CURRENT);
1624    }
1625
1626    private PendingIntent createReadPendingIntent(Conversation conversation) {
1627        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1628        intent.setAction(XmppConnectionService.ACTION_MARK_AS_READ);
1629        intent.putExtra("uuid", conversation.getUuid());
1630        intent.setPackage(mXmppConnectionService.getPackageName());
1631        return PendingIntent.getService(
1632                mXmppConnectionService,
1633                generateRequestCode(conversation, 16),
1634                intent,
1635                s()
1636                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1637                        : PendingIntent.FLAG_UPDATE_CURRENT);
1638    }
1639
1640    private PendingIntent createCallAction(String sessionId, final String action, int requestCode) {
1641        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1642        intent.setAction(action);
1643        intent.setPackage(mXmppConnectionService.getPackageName());
1644        intent.putExtra(RtpSessionActivity.EXTRA_SESSION_ID, sessionId);
1645        return PendingIntent.getService(
1646                mXmppConnectionService,
1647                requestCode,
1648                intent,
1649                s()
1650                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1651                        : PendingIntent.FLAG_UPDATE_CURRENT);
1652    }
1653
1654    private PendingIntent createSnoozeIntent(Conversation conversation) {
1655        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1656        intent.setAction(XmppConnectionService.ACTION_SNOOZE);
1657        intent.putExtra("uuid", conversation.getUuid());
1658        intent.setPackage(mXmppConnectionService.getPackageName());
1659        return PendingIntent.getService(
1660                mXmppConnectionService,
1661                generateRequestCode(conversation, 22),
1662                intent,
1663                s()
1664                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1665                        : PendingIntent.FLAG_UPDATE_CURRENT);
1666    }
1667
1668    private PendingIntent createTryAgainIntent() {
1669        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1670        intent.setAction(XmppConnectionService.ACTION_TRY_AGAIN);
1671        return PendingIntent.getService(
1672                mXmppConnectionService,
1673                45,
1674                intent,
1675                s()
1676                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1677                        : PendingIntent.FLAG_UPDATE_CURRENT);
1678    }
1679
1680    private PendingIntent createDismissErrorIntent() {
1681        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1682        intent.setAction(XmppConnectionService.ACTION_DISMISS_ERROR_NOTIFICATIONS);
1683        return PendingIntent.getService(
1684                mXmppConnectionService,
1685                69,
1686                intent,
1687                s()
1688                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1689                        : PendingIntent.FLAG_UPDATE_CURRENT);
1690    }
1691
1692    private boolean wasHighlightedOrPrivate(final Message message) {
1693        if (message.getConversation() instanceof Conversation) {
1694            Conversation conversation = (Conversation) message.getConversation();
1695            final String nick = conversation.getMucOptions().getActualNick();
1696            final Pattern highlight = generateNickHighlightPattern(nick);
1697            if (message.getBody() == null || nick == null) {
1698                return false;
1699            }
1700            final Matcher m = highlight.matcher(message.getBody());
1701            return (m.find() || message.isPrivateMessage());
1702        } else {
1703            return false;
1704        }
1705    }
1706
1707    public void setOpenConversation(final Conversation conversation) {
1708        this.mOpenConversation = conversation;
1709    }
1710
1711    public void setIsInForeground(final boolean foreground) {
1712        this.mIsInForeground = foreground;
1713    }
1714
1715    private int getPixel(final int dp) {
1716        final DisplayMetrics metrics = mXmppConnectionService.getResources().getDisplayMetrics();
1717        return ((int) (dp * metrics.density));
1718    }
1719
1720    private void markLastNotification() {
1721        this.mLastNotification = SystemClock.elapsedRealtime();
1722    }
1723
1724    private boolean inMiniGracePeriod(final Account account) {
1725        final int miniGrace =
1726                account.getStatus() == Account.State.ONLINE
1727                        ? Config.MINI_GRACE_PERIOD
1728                        : Config.MINI_GRACE_PERIOD * 2;
1729        return SystemClock.elapsedRealtime() < (this.mLastNotification + miniGrace);
1730    }
1731
1732    Notification createForegroundNotification() {
1733        final Notification.Builder mBuilder = new Notification.Builder(mXmppConnectionService);
1734        mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.app_name));
1735        final List<Account> accounts = mXmppConnectionService.getAccounts();
1736        int enabled = 0;
1737        int connected = 0;
1738        if (accounts != null) {
1739            for (Account account : accounts) {
1740                if (account.isOnlineAndConnected()) {
1741                    connected++;
1742                    enabled++;
1743                } else if (account.isEnabled()) {
1744                    enabled++;
1745                }
1746            }
1747        }
1748        mBuilder.setContentText(
1749                mXmppConnectionService.getString(R.string.connected_accounts, connected, enabled));
1750        final PendingIntent openIntent = createOpenConversationsIntent();
1751        if (openIntent != null) {
1752            mBuilder.setContentIntent(openIntent);
1753        }
1754        mBuilder.setWhen(0)
1755                .setPriority(Notification.PRIORITY_MIN)
1756                .setSmallIcon(
1757                        connected > 0
1758                                ? R.drawable.ic_link_white_24dp
1759                                : R.drawable.ic_link_off_white_24dp)
1760                .setLocalOnly(true);
1761
1762        if (Compatibility.runsTwentySix()) {
1763            mBuilder.setChannelId("foreground");
1764        }
1765
1766        return mBuilder.build();
1767    }
1768
1769    private PendingIntent createOpenConversationsIntent() {
1770        try {
1771            return PendingIntent.getActivity(
1772                    mXmppConnectionService,
1773                    0,
1774                    new Intent(mXmppConnectionService, ConversationsActivity.class),
1775                    s()
1776                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1777                            : PendingIntent.FLAG_UPDATE_CURRENT);
1778        } catch (RuntimeException e) {
1779            return null;
1780        }
1781    }
1782
1783    void updateErrorNotification() {
1784        if (Config.SUPPRESS_ERROR_NOTIFICATION) {
1785            cancel(ERROR_NOTIFICATION_ID);
1786            return;
1787        }
1788        final boolean showAllErrors = QuickConversationsService.isConversations();
1789        final List<Account> errors = new ArrayList<>();
1790        boolean torNotAvailable = false;
1791        for (final Account account : mXmppConnectionService.getAccounts()) {
1792            if (account.hasErrorStatus()
1793                    && account.showErrorNotification()
1794                    && (showAllErrors
1795                            || account.getLastErrorStatus() == Account.State.UNAUTHORIZED)) {
1796                errors.add(account);
1797                torNotAvailable |= account.getStatus() == Account.State.TOR_NOT_AVAILABLE;
1798            }
1799        }
1800        if (mXmppConnectionService.foregroundNotificationNeedsUpdatingWhenErrorStateChanges()) {
1801            notify(FOREGROUND_NOTIFICATION_ID, createForegroundNotification());
1802        }
1803        final Notification.Builder mBuilder = new Notification.Builder(mXmppConnectionService);
1804        if (errors.size() == 0) {
1805            cancel(ERROR_NOTIFICATION_ID);
1806            return;
1807        } else if (errors.size() == 1) {
1808            mBuilder.setContentTitle(
1809                    mXmppConnectionService.getString(R.string.problem_connecting_to_account));
1810            mBuilder.setContentText(errors.get(0).getJid().asBareJid().toEscapedString());
1811        } else {
1812            mBuilder.setContentTitle(
1813                    mXmppConnectionService.getString(R.string.problem_connecting_to_accounts));
1814            mBuilder.setContentText(mXmppConnectionService.getString(R.string.touch_to_fix));
1815        }
1816        mBuilder.addAction(
1817                R.drawable.ic_autorenew_white_24dp,
1818                mXmppConnectionService.getString(R.string.try_again),
1819                createTryAgainIntent());
1820        if (torNotAvailable) {
1821            if (TorServiceUtils.isOrbotInstalled(mXmppConnectionService)) {
1822                mBuilder.addAction(
1823                        R.drawable.ic_play_circle_filled_white_48dp,
1824                        mXmppConnectionService.getString(R.string.start_orbot),
1825                        PendingIntent.getActivity(
1826                                mXmppConnectionService,
1827                                147,
1828                                TorServiceUtils.LAUNCH_INTENT,
1829                                s()
1830                                        ? PendingIntent.FLAG_IMMUTABLE
1831                                                | PendingIntent.FLAG_UPDATE_CURRENT
1832                                        : PendingIntent.FLAG_UPDATE_CURRENT));
1833            } else {
1834                mBuilder.addAction(
1835                        R.drawable.ic_file_download_white_24dp,
1836                        mXmppConnectionService.getString(R.string.install_orbot),
1837                        PendingIntent.getActivity(
1838                                mXmppConnectionService,
1839                                146,
1840                                TorServiceUtils.INSTALL_INTENT,
1841                                s()
1842                                        ? PendingIntent.FLAG_IMMUTABLE
1843                                                | PendingIntent.FLAG_UPDATE_CURRENT
1844                                        : PendingIntent.FLAG_UPDATE_CURRENT));
1845            }
1846        }
1847        mBuilder.setDeleteIntent(createDismissErrorIntent());
1848        mBuilder.setVisibility(Notification.VISIBILITY_PRIVATE);
1849        mBuilder.setSmallIcon(R.drawable.ic_warning_white_24dp);
1850        mBuilder.setLocalOnly(true);
1851        mBuilder.setPriority(Notification.PRIORITY_LOW);
1852        final Intent intent;
1853        if (AccountUtils.MANAGE_ACCOUNT_ACTIVITY != null) {
1854            intent = new Intent(mXmppConnectionService, AccountUtils.MANAGE_ACCOUNT_ACTIVITY);
1855        } else {
1856            intent = new Intent(mXmppConnectionService, EditAccountActivity.class);
1857            intent.putExtra("jid", errors.get(0).getJid().asBareJid().toEscapedString());
1858            intent.putExtra(EditAccountActivity.EXTRA_OPENED_FROM_NOTIFICATION, true);
1859        }
1860        mBuilder.setContentIntent(
1861                PendingIntent.getActivity(
1862                        mXmppConnectionService,
1863                        145,
1864                        intent,
1865                        s()
1866                                ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1867                                : PendingIntent.FLAG_UPDATE_CURRENT));
1868        if (Compatibility.runsTwentySix()) {
1869            mBuilder.setChannelId("error");
1870        }
1871        notify(ERROR_NOTIFICATION_ID, mBuilder.build());
1872    }
1873
1874    void updateFileAddingNotification(int current, Message message) {
1875        Notification.Builder mBuilder = new Notification.Builder(mXmppConnectionService);
1876        mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.transcoding_video));
1877        mBuilder.setProgress(100, current, false);
1878        mBuilder.setSmallIcon(R.drawable.ic_hourglass_empty_white_24dp);
1879        mBuilder.setContentIntent(createContentIntent(message.getConversation()));
1880        mBuilder.setOngoing(true);
1881        if (Compatibility.runsTwentySix()) {
1882            mBuilder.setChannelId("compression");
1883        }
1884        Notification notification = mBuilder.build();
1885        notify(FOREGROUND_NOTIFICATION_ID, notification);
1886    }
1887
1888    private void notify(String tag, int id, Notification notification) {
1889        final NotificationManagerCompat notificationManager =
1890                NotificationManagerCompat.from(mXmppConnectionService);
1891        try {
1892            notificationManager.notify(tag, id, notification);
1893        } catch (RuntimeException e) {
1894            Log.d(Config.LOGTAG, "unable to make notification", e);
1895        }
1896    }
1897
1898    public void notify(int id, Notification notification) {
1899        final NotificationManagerCompat notificationManager =
1900                NotificationManagerCompat.from(mXmppConnectionService);
1901        try {
1902            notificationManager.notify(id, notification);
1903        } catch (RuntimeException e) {
1904            Log.d(Config.LOGTAG, "unable to make notification", e);
1905        }
1906    }
1907
1908    public void cancel(int id) {
1909        final NotificationManagerCompat notificationManager =
1910                NotificationManagerCompat.from(mXmppConnectionService);
1911        try {
1912            notificationManager.cancel(id);
1913        } catch (RuntimeException e) {
1914            Log.d(Config.LOGTAG, "unable to cancel notification", e);
1915        }
1916    }
1917
1918    private void cancel(String tag, int id) {
1919        final NotificationManagerCompat notificationManager =
1920                NotificationManagerCompat.from(mXmppConnectionService);
1921        try {
1922            notificationManager.cancel(tag, id);
1923        } catch (RuntimeException e) {
1924            Log.d(Config.LOGTAG, "unable to cancel notification", e);
1925        }
1926    }
1927
1928    private static class MissedCallsInfo {
1929        private int numberOfCalls;
1930        private long lastTime;
1931
1932        MissedCallsInfo(final long time) {
1933            numberOfCalls = 1;
1934            lastTime = time;
1935        }
1936
1937        public void newMissedCall(final long time) {
1938            ++numberOfCalls;
1939            lastTime = time;
1940        }
1941
1942        public int getNumberOfCalls() {
1943            return numberOfCalls;
1944        }
1945
1946        public long getLastTime() {
1947            return lastTime;
1948        }
1949    }
1950
1951    private class VibrationRunnable implements Runnable {
1952
1953        @Override
1954        public void run() {
1955            final Vibrator vibrator =
1956                    (Vibrator) mXmppConnectionService.getSystemService(Context.VIBRATOR_SERVICE);
1957            vibrator.vibrate(CALL_PATTERN, -1);
1958        }
1959    }
1960}