NotificationService.java

   1package eu.siacs.conversations.services;
   2
   3import android.Manifest;
   4import static eu.siacs.conversations.utils.Compatibility.s;
   5
   6import android.Manifest;
   7import android.app.Notification;
   8import android.app.NotificationChannel;
   9import android.app.NotificationChannelGroup;
  10import android.app.NotificationManager;
  11import android.app.PendingIntent;
  12import android.content.Context;
  13import android.content.Intent;
  14import android.content.SharedPreferences;
  15import android.content.pm.PackageManager;
  16import android.content.pm.ShortcutManager;
  17import android.content.res.Resources;
  18import android.graphics.Bitmap;
  19import android.graphics.Typeface;
  20import android.media.AudioAttributes;
  21import android.media.AudioManager;
  22import android.media.RingtoneManager;
  23import android.net.Uri;
  24import android.os.Build;
  25import android.os.Bundle;
  26import android.os.SystemClock;
  27import android.preference.PreferenceManager;
  28import android.provider.Settings;
  29import android.telecom.PhoneAccountHandle;
  30import android.telecom.TelecomManager;
  31import android.text.SpannableString;
  32import android.text.style.StyleSpan;
  33import android.util.DisplayMetrics;
  34import android.util.Log;
  35import android.util.TypedValue;
  36
  37import androidx.annotation.Nullable;
  38import androidx.annotation.RequiresApi;
  39import androidx.core.app.ActivityCompat;
  40import androidx.core.app.NotificationCompat;
  41import androidx.core.app.NotificationCompat.BigPictureStyle;
  42import androidx.core.app.NotificationCompat.CallStyle;
  43import androidx.core.app.NotificationCompat.Builder;
  44import androidx.core.app.NotificationManagerCompat;
  45import androidx.core.app.Person;
  46import androidx.core.app.RemoteInput;
  47import androidx.core.content.ContextCompat;
  48import androidx.core.content.pm.ShortcutInfoCompat;
  49import androidx.core.graphics.drawable.IconCompat;
  50
  51import com.google.common.base.Joiner;
  52import com.google.common.base.Optional;
  53import com.google.common.base.Splitter;
  54import com.google.common.base.Strings;
  55import com.google.common.collect.ImmutableMap;
  56import com.google.common.collect.Iterables;
  57import com.google.common.primitives.Ints;
  58
  59import eu.siacs.conversations.AppSettings;
  60import eu.siacs.conversations.Config;
  61import eu.siacs.conversations.R;
  62import eu.siacs.conversations.entities.Account;
  63import eu.siacs.conversations.entities.Contact;
  64import eu.siacs.conversations.entities.Conversation;
  65import eu.siacs.conversations.entities.Conversational;
  66import eu.siacs.conversations.entities.Message;
  67import eu.siacs.conversations.entities.MucOptions;
  68import eu.siacs.conversations.persistance.FileBackend;
  69import eu.siacs.conversations.ui.ConversationsActivity;
  70import eu.siacs.conversations.ui.EditAccountActivity;
  71import eu.siacs.conversations.ui.RtpSessionActivity;
  72import eu.siacs.conversations.ui.TimePreference;
  73import eu.siacs.conversations.utils.AccountUtils;
  74import eu.siacs.conversations.utils.Compatibility;
  75import eu.siacs.conversations.utils.GeoHelper;
  76import eu.siacs.conversations.utils.TorServiceUtils;
  77import eu.siacs.conversations.utils.UIHelper;
  78import eu.siacs.conversations.xml.Element;
  79import eu.siacs.conversations.xmpp.Jid;
  80import eu.siacs.conversations.xmpp.XmppConnection;
  81import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
  82import eu.siacs.conversations.xmpp.jingle.Media;
  83
  84import java.io.File;
  85import java.io.IOException;
  86import java.util.ArrayList;
  87import java.util.Arrays;
  88import java.util.Calendar;
  89import java.util.Collections;
  90import java.util.HashMap;
  91import java.util.Iterator;
  92import java.util.LinkedHashMap;
  93import java.util.List;
  94import java.util.Map;
  95import java.util.Set;
  96import java.util.concurrent.atomic.AtomicInteger;
  97import java.util.regex.Matcher;
  98import java.util.regex.Pattern;
  99
 100public class NotificationService {
 101
 102    public static final Object CATCHUP_LOCK = new Object();
 103
 104    private static final int LED_COLOR = 0xff7401cf;
 105
 106    private static final long[] CALL_PATTERN = {0, 500, 300, 600, 3000};
 107
 108    private static final String MESSAGES_GROUP = "eu.siacs.conversations.messages";
 109    private static final String MISSED_CALLS_GROUP = "eu.siacs.conversations.missed_calls";
 110    private static final int NOTIFICATION_ID_MULTIPLIER = 1024 * 1024;
 111    static final int FOREGROUND_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 4;
 112    private static final int NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 2;
 113    private static final int ERROR_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 6;
 114    private static final int INCOMING_CALL_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 8;
 115    public static final int ONGOING_CALL_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 10;
 116    public static final int MISSED_CALL_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 12;
 117    private static final int DELIVERY_FAILED_NOTIFICATION_ID = NOTIFICATION_ID_MULTIPLIER * 13;
 118    public static final int ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID =
 119            NOTIFICATION_ID_MULTIPLIER * 14;
 120    private final XmppConnectionService mXmppConnectionService;
 121    private final LinkedHashMap<String, ArrayList<Message>> notifications = new LinkedHashMap<>();
 122    private final HashMap<Conversation, AtomicInteger> mBacklogMessageCounter = new HashMap<>();
 123    private final LinkedHashMap<Conversational, MissedCallsInfo> mMissedCalls =
 124            new LinkedHashMap<>();
 125    private Conversation mOpenConversation;
 126    private boolean mIsInForeground;
 127    private long mLastNotification;
 128
 129    private static final String INCOMING_CALLS_NOTIFICATION_CHANNEL = "incoming_calls_channel";
 130    private static final String INCOMING_CALLS_NOTIFICATION_CHANNEL_PREFIX =
 131            "incoming_calls_channel#";
 132    private static final String MESSAGES_NOTIFICATION_CHANNEL = "messages";
 133
 134    NotificationService(final XmppConnectionService service) {
 135        this.mXmppConnectionService = service;
 136    }
 137
 138    private static boolean displaySnoozeAction(List<Message> messages) {
 139        int numberOfMessagesWithoutReply = 0;
 140        for (Message message : messages) {
 141            if (message.getStatus() == Message.STATUS_RECEIVED) {
 142                ++numberOfMessagesWithoutReply;
 143            } else {
 144                return false;
 145            }
 146        }
 147        return numberOfMessagesWithoutReply >= 3;
 148    }
 149
 150    public static Pattern generateNickHighlightPattern(final String nick) {
 151        return Pattern.compile("(?<=(^|\\s))" + Pattern.quote(nick) + "(?=\\s|$|\\p{Punct})");
 152    }
 153
 154    private static boolean isImageMessage(Message message) {
 155        return message.getType() != Message.TYPE_TEXT
 156                && message.getTransferable() == null
 157                && !message.isDeleted()
 158                && message.getEncryption() != Message.ENCRYPTION_PGP
 159                && message.getFileParams().height > 0;
 160    }
 161
 162    @RequiresApi(api = Build.VERSION_CODES.O)
 163    void initializeChannels() {
 164        final Context c = mXmppConnectionService;
 165        final NotificationManager notificationManager =
 166                c.getSystemService(NotificationManager.class);
 167        if (notificationManager == null) {
 168            return;
 169        }
 170
 171        notificationManager.deleteNotificationChannel("export");
 172        notificationManager.deleteNotificationChannel("incoming_calls");
 173        notificationManager.deleteNotificationChannel(INCOMING_CALLS_NOTIFICATION_CHANNEL);
 174
 175        notificationManager.createNotificationChannelGroup(
 176                new NotificationChannelGroup(
 177                        "status", c.getString(R.string.notification_group_status_information)));
 178        notificationManager.createNotificationChannelGroup(
 179                new NotificationChannelGroup(
 180                        "chats", c.getString(R.string.notification_group_messages)));
 181        notificationManager.createNotificationChannelGroup(
 182                new NotificationChannelGroup(
 183                        "calls", c.getString(R.string.notification_group_calls)));
 184        final NotificationChannel foregroundServiceChannel =
 185                new NotificationChannel(
 186                        "foreground",
 187                        c.getString(R.string.foreground_service_channel_name),
 188                        NotificationManager.IMPORTANCE_MIN);
 189        foregroundServiceChannel.setDescription(
 190                c.getString(
 191                        R.string.foreground_service_channel_description,
 192                        c.getString(R.string.app_name)));
 193        foregroundServiceChannel.setShowBadge(false);
 194        foregroundServiceChannel.setGroup("status");
 195        notificationManager.createNotificationChannel(foregroundServiceChannel);
 196        final NotificationChannel errorChannel =
 197                new NotificationChannel(
 198                        "error",
 199                        c.getString(R.string.error_channel_name),
 200                        NotificationManager.IMPORTANCE_LOW);
 201        errorChannel.setDescription(c.getString(R.string.error_channel_description));
 202        errorChannel.setShowBadge(false);
 203        errorChannel.setGroup("status");
 204        notificationManager.createNotificationChannel(errorChannel);
 205
 206        final NotificationChannel videoCompressionChannel =
 207                new NotificationChannel(
 208                        "compression",
 209                        c.getString(R.string.video_compression_channel_name),
 210                        NotificationManager.IMPORTANCE_LOW);
 211        videoCompressionChannel.setShowBadge(false);
 212        videoCompressionChannel.setGroup("status");
 213        notificationManager.createNotificationChannel(videoCompressionChannel);
 214
 215        final NotificationChannel exportChannel =
 216                new NotificationChannel(
 217                        "backup",
 218                        c.getString(R.string.backup_channel_name),
 219                        NotificationManager.IMPORTANCE_LOW);
 220        exportChannel.setShowBadge(false);
 221        exportChannel.setGroup("status");
 222        notificationManager.createNotificationChannel(exportChannel);
 223
 224        createInitialIncomingCallChannelIfNecessary(c);
 225
 226        final NotificationChannel ongoingCallsChannel =
 227                new NotificationChannel(
 228                        "ongoing_calls",
 229                        c.getString(R.string.ongoing_calls_channel_name),
 230                        NotificationManager.IMPORTANCE_LOW);
 231        ongoingCallsChannel.setShowBadge(false);
 232        ongoingCallsChannel.setGroup("calls");
 233        notificationManager.createNotificationChannel(ongoingCallsChannel);
 234
 235        final NotificationChannel missedCallsChannel =
 236                new NotificationChannel(
 237                        "missed_calls",
 238                        c.getString(R.string.missed_calls_channel_name),
 239                        NotificationManager.IMPORTANCE_HIGH);
 240        missedCallsChannel.setShowBadge(true);
 241        missedCallsChannel.setSound(null, null);
 242        missedCallsChannel.setLightColor(LED_COLOR);
 243        missedCallsChannel.enableLights(true);
 244        missedCallsChannel.setGroup("calls");
 245        notificationManager.createNotificationChannel(missedCallsChannel);
 246
 247        final NotificationChannel messagesChannel =
 248                new NotificationChannel(
 249                        MESSAGES_NOTIFICATION_CHANNEL,
 250                        c.getString(R.string.messages_channel_name),
 251                        NotificationManager.IMPORTANCE_HIGH);
 252        messagesChannel.setShowBadge(true);
 253        messagesChannel.setSound(
 254                RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION),
 255                new AudioAttributes.Builder()
 256                        .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
 257                        .setUsage(AudioAttributes.USAGE_NOTIFICATION_RINGTONE)
 258                        .build());
 259        messagesChannel.setLightColor(LED_COLOR);
 260        final int dat = 70;
 261        final long[] pattern = {0, 3 * dat, dat, dat};
 262        messagesChannel.setVibrationPattern(pattern);
 263        messagesChannel.enableVibration(true);
 264        messagesChannel.enableLights(true);
 265        messagesChannel.setGroup("chats");
 266        notificationManager.createNotificationChannel(messagesChannel);
 267        final NotificationChannel silentMessagesChannel =
 268                new NotificationChannel(
 269                        "silent_messages",
 270                        c.getString(R.string.silent_messages_channel_name),
 271                        NotificationManager.IMPORTANCE_LOW);
 272        silentMessagesChannel.setDescription(
 273                c.getString(R.string.silent_messages_channel_description));
 274        silentMessagesChannel.setShowBadge(true);
 275        silentMessagesChannel.setLightColor(LED_COLOR);
 276        silentMessagesChannel.enableLights(true);
 277        silentMessagesChannel.setGroup("chats");
 278        notificationManager.createNotificationChannel(silentMessagesChannel);
 279
 280        final NotificationChannel deliveryFailedChannel =
 281                new NotificationChannel(
 282                        "delivery_failed",
 283                        c.getString(R.string.delivery_failed_channel_name),
 284                        NotificationManager.IMPORTANCE_DEFAULT);
 285        deliveryFailedChannel.setShowBadge(false);
 286        deliveryFailedChannel.setSound(
 287                RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION),
 288                new AudioAttributes.Builder()
 289                        .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
 290                        .setUsage(AudioAttributes.USAGE_NOTIFICATION_COMMUNICATION_INSTANT)
 291                        .build());
 292        deliveryFailedChannel.setGroup("chats");
 293        notificationManager.createNotificationChannel(deliveryFailedChannel);
 294    }
 295
 296    @RequiresApi(api = Build.VERSION_CODES.O)
 297    private static void createInitialIncomingCallChannelIfNecessary(final Context context) {
 298        final var currentIteration = getCurrentIncomingCallChannelIteration(context);
 299        if (currentIteration.isPresent()) {
 300            return;
 301        }
 302        createInitialIncomingCallChannel(context);
 303    }
 304
 305    @RequiresApi(api = Build.VERSION_CODES.O)
 306    public static Optional<Integer> getCurrentIncomingCallChannelIteration(final Context context) {
 307        final var notificationManager = context.getSystemService(NotificationManager.class);
 308        for (final NotificationChannel channel : notificationManager.getNotificationChannels()) {
 309            final String id = channel.getId();
 310            if (Strings.isNullOrEmpty(id)) {
 311                continue;
 312            }
 313            if (id.startsWith(INCOMING_CALLS_NOTIFICATION_CHANNEL_PREFIX)) {
 314                final var parts = Splitter.on('#').splitToList(id);
 315                if (parts.size() == 2) {
 316                    final var iteration = Ints.tryParse(parts.get(1));
 317                    if (iteration != null) {
 318                        return Optional.of(iteration);
 319                    }
 320                }
 321            }
 322        }
 323        return Optional.absent();
 324    }
 325
 326    @RequiresApi(api = Build.VERSION_CODES.O)
 327    public static Optional<NotificationChannel> getCurrentIncomingCallChannel(
 328            final Context context) {
 329        final var iteration = getCurrentIncomingCallChannelIteration(context);
 330        return iteration.transform(
 331                i -> {
 332                    final var notificationManager =
 333                            context.getSystemService(NotificationManager.class);
 334                    return notificationManager.getNotificationChannel(
 335                            INCOMING_CALLS_NOTIFICATION_CHANNEL_PREFIX + i);
 336                });
 337    }
 338
 339    @RequiresApi(api = Build.VERSION_CODES.O)
 340    private static void createInitialIncomingCallChannel(final Context context) {
 341        final var appSettings = new AppSettings(context);
 342        final var ringtoneUri = appSettings.getRingtone();
 343        createIncomingCallChannel(context, ringtoneUri, 0);
 344    }
 345
 346    @RequiresApi(api = Build.VERSION_CODES.O)
 347    public static void recreateIncomingCallChannel(final Context context, final Uri ringtone) {
 348        final var currentIteration = getCurrentIncomingCallChannelIteration(context);
 349        final int nextIteration;
 350        if (currentIteration.isPresent()) {
 351            final var notificationManager = context.getSystemService(NotificationManager.class);
 352            notificationManager.deleteNotificationChannel(
 353                    INCOMING_CALLS_NOTIFICATION_CHANNEL_PREFIX + currentIteration.get());
 354            nextIteration = currentIteration.get() + 1;
 355        } else {
 356            nextIteration = 0;
 357        }
 358        createIncomingCallChannel(context, ringtone, nextIteration);
 359    }
 360
 361    @RequiresApi(api = Build.VERSION_CODES.O)
 362    private static void createIncomingCallChannel(
 363            final Context context, final Uri ringtoneUri, final int iteration) {
 364        final var notificationManager = context.getSystemService(NotificationManager.class);
 365        final var id = INCOMING_CALLS_NOTIFICATION_CHANNEL_PREFIX + iteration;
 366        Log.d(Config.LOGTAG, "creating incoming call channel with id " + id);
 367        final NotificationChannel incomingCallsChannel =
 368                new NotificationChannel(
 369                        id,
 370                        context.getString(R.string.incoming_calls_channel_name),
 371                        NotificationManager.IMPORTANCE_HIGH);
 372        incomingCallsChannel.setSound(
 373                ringtoneUri,
 374                new AudioAttributes.Builder()
 375                        .setUsage(AudioAttributes.USAGE_NOTIFICATION_RINGTONE)
 376                        .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
 377                        .build());
 378        incomingCallsChannel.setShowBadge(false);
 379        incomingCallsChannel.setLightColor(LED_COLOR);
 380        incomingCallsChannel.enableLights(true);
 381        incomingCallsChannel.setGroup("calls");
 382        incomingCallsChannel.setBypassDnd(true);
 383        incomingCallsChannel.enableVibration(true);
 384        incomingCallsChannel.setVibrationPattern(CALL_PATTERN);
 385        notificationManager.createNotificationChannel(incomingCallsChannel);
 386    }
 387
 388    private boolean notifyMessage(final Message message) {
 389        final Conversation conversation = (Conversation) message.getConversation();
 390        return message.getStatus() == Message.STATUS_RECEIVED
 391                && !conversation.isMuted()
 392                && (conversation.alwaysNotify() || (wasHighlightedOrPrivate(message) || (conversation.notifyReplies() && wasReplyToMe(message))))
 393                && (!conversation.isWithStranger() || notificationsFromStrangers())
 394                && message.getType() != Message.TYPE_RTP_SESSION;
 395    }
 396
 397    private boolean notifyMissedCall(final Message message) {
 398        return message.getType() == Message.TYPE_RTP_SESSION
 399                && message.getStatus() == Message.STATUS_RECEIVED;
 400    }
 401
 402    public boolean notificationsFromStrangers() {
 403        return mXmppConnectionService.getBooleanPreference(
 404                "notifications_from_strangers", R.bool.notifications_from_strangers);
 405    }
 406
 407    private boolean isQuietHours(Account account) {
 408        if (mXmppConnectionService.getAccounts().size() < 2) account = null;
 409        final String suffix = account == null ? "" : ":" + account.getUuid();
 410        if (!mXmppConnectionService.getBooleanPreference(
 411                "enable_quiet_hours" + suffix, R.bool.enable_quiet_hours)) {
 412            return false;
 413        }
 414        final SharedPreferences preferences =
 415                PreferenceManager.getDefaultSharedPreferences(mXmppConnectionService);
 416        final long startTime =
 417                TimePreference.minutesToTimestamp(
 418                        preferences.getLong("quiet_hours_start" + suffix, TimePreference.DEFAULT_VALUE));
 419        final long endTime =
 420                TimePreference.minutesToTimestamp(
 421                        preferences.getLong("quiet_hours_end" + suffix, TimePreference.DEFAULT_VALUE));
 422        final long nowTime = Calendar.getInstance().getTimeInMillis();
 423
 424        if (endTime < startTime) {
 425            return nowTime > startTime || nowTime < endTime;
 426        } else {
 427            return nowTime > startTime && nowTime < endTime;
 428        }
 429    }
 430
 431    public void pushFromBacklog(final Message message) {
 432        if (notifyMessage(message)) {
 433            synchronized (notifications) {
 434                getBacklogMessageCounter((Conversation) message.getConversation())
 435                        .incrementAndGet();
 436                pushToStack(message);
 437            }
 438        } else if (notifyMissedCall(message)) {
 439            synchronized (mMissedCalls) {
 440                pushMissedCall(message);
 441            }
 442        }
 443    }
 444
 445    private AtomicInteger getBacklogMessageCounter(Conversation conversation) {
 446        synchronized (mBacklogMessageCounter) {
 447            if (!mBacklogMessageCounter.containsKey(conversation)) {
 448                mBacklogMessageCounter.put(conversation, new AtomicInteger(0));
 449            }
 450            return mBacklogMessageCounter.get(conversation);
 451        }
 452    }
 453
 454    void pushFromDirectReply(final Message message) {
 455        synchronized (notifications) {
 456            pushToStack(message);
 457            updateNotification(false);
 458        }
 459    }
 460
 461    public void finishBacklog(boolean notify, Account account) {
 462        synchronized (notifications) {
 463            mXmppConnectionService.updateUnreadCountBadge();
 464            if (account == null || !notify) {
 465                updateNotification(notify);
 466            } else {
 467                final int count;
 468                final List<String> conversations;
 469                synchronized (this.mBacklogMessageCounter) {
 470                    conversations = getBacklogConversations(account);
 471                    count = getBacklogMessageCount(account);
 472                }
 473                updateNotification(count > 0, conversations);
 474            }
 475        }
 476        synchronized (mMissedCalls) {
 477            updateMissedCallNotifications(mMissedCalls.keySet());
 478        }
 479    }
 480
 481    private List<String> getBacklogConversations(Account account) {
 482        final List<String> conversations = new ArrayList<>();
 483        for (Map.Entry<Conversation, AtomicInteger> entry : mBacklogMessageCounter.entrySet()) {
 484            if (entry.getKey().getAccount() == account) {
 485                conversations.add(entry.getKey().getUuid());
 486            }
 487        }
 488        return conversations;
 489    }
 490
 491    private int getBacklogMessageCount(Account account) {
 492        int count = 0;
 493        for (Iterator<Map.Entry<Conversation, AtomicInteger>> it =
 494                        mBacklogMessageCounter.entrySet().iterator();
 495                it.hasNext(); ) {
 496            Map.Entry<Conversation, AtomicInteger> entry = it.next();
 497            if (entry.getKey().getAccount() == account) {
 498                count += entry.getValue().get();
 499                it.remove();
 500            }
 501        }
 502        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": backlog message count=" + count);
 503        return count;
 504    }
 505
 506    void finishBacklog() {
 507        finishBacklog(false, null);
 508    }
 509
 510    private void pushToStack(final Message message) {
 511        final String conversationUuid = message.getConversationUuid();
 512        if (notifications.containsKey(conversationUuid)) {
 513            notifications.get(conversationUuid).add(message);
 514        } else {
 515            final ArrayList<Message> mList = new ArrayList<>();
 516            mList.add(message);
 517            notifications.put(conversationUuid, mList);
 518        }
 519    }
 520
 521    public void push(final Message message) {
 522        synchronized (CATCHUP_LOCK) {
 523            final XmppConnection connection =
 524                    message.getConversation().getAccount().getXmppConnection();
 525            if (connection != null && connection.isWaitingForSmCatchup()) {
 526                connection.incrementSmCatchupMessageCounter();
 527                pushFromBacklog(message);
 528            } else {
 529                pushNow(message);
 530            }
 531        }
 532    }
 533
 534    public void pushFailedDelivery(final Message message) {
 535        final Conversation conversation = (Conversation) message.getConversation();
 536        final boolean isScreenLocked = !mXmppConnectionService.isScreenLocked();
 537        if (this.mIsInForeground
 538                && isScreenLocked
 539                && this.mOpenConversation == message.getConversation()) {
 540            Log.d(
 541                    Config.LOGTAG,
 542                    message.getConversation().getAccount().getJid().asBareJid()
 543                            + ": suppressing failed delivery notification because conversation is open");
 544            return;
 545        }
 546        final PendingIntent pendingIntent = createContentIntent(conversation);
 547        final int notificationId =
 548                generateRequestCode(conversation, 0) + DELIVERY_FAILED_NOTIFICATION_ID;
 549        final int failedDeliveries = conversation.countFailedDeliveries();
 550        final Notification notification =
 551                new Builder(mXmppConnectionService, "delivery_failed")
 552                        .setContentTitle(conversation.getName())
 553                        .setAutoCancel(true)
 554                        .setSmallIcon(R.drawable.ic_error_24dp)
 555                        .setContentText(
 556                                mXmppConnectionService
 557                                        .getResources()
 558                                        .getQuantityText(
 559                                                R.plurals.some_messages_could_not_be_delivered,
 560                                                failedDeliveries))
 561                        .setGroup("delivery_failed")
 562                        .setContentIntent(pendingIntent)
 563                        .build();
 564        final Notification summaryNotification =
 565                new Builder(mXmppConnectionService, "delivery_failed")
 566                        .setContentTitle(
 567                                mXmppConnectionService.getString(R.string.failed_deliveries))
 568                        .setContentText(
 569                                mXmppConnectionService
 570                                        .getResources()
 571                                        .getQuantityText(
 572                                                R.plurals.some_messages_could_not_be_delivered,
 573                                                1024))
 574                        .setSmallIcon(R.drawable.ic_error_24dp)
 575                        .setGroup("delivery_failed")
 576                        .setGroupSummary(true)
 577                        .setAutoCancel(true)
 578                        .build();
 579        notify(notificationId, notification);
 580        notify(DELIVERY_FAILED_NOTIFICATION_ID, summaryNotification);
 581    }
 582
 583    private synchronized boolean tryRingingWithDialerUI(final AbstractJingleConnection.Id id, final Set<Media> media) {
 584        if (Build.VERSION.SDK_INT < 23) return false;
 585
 586        if (!mXmppConnectionService.getPreferences().getBoolean("dialler_integration_incoming", true)) return false;
 587
 588        if (mXmppConnectionService.checkSelfPermission(Manifest.permission.RECORD_AUDIO) != PackageManager.PERMISSION_GRANTED) {
 589            // We cannot request audio permission in Dialer UI
 590            // when Dialer is shown over keyguard, the user cannot even necessarily
 591            // see notifications.
 592            return false;
 593        }
 594
 595        if (media.size() != 1 || !media.contains(Media.AUDIO)) {
 596            // Currently our ConnectionService only handles single audio calls
 597            Log.w(Config.LOGTAG, "only audio calls can be handled by cheogram connection service");
 598            return false;
 599        }
 600
 601        PhoneAccountHandle handle = null;
 602        for (Contact contact : id.account.getRoster().getContacts()) {
 603            if (!contact.getJid().getDomain().equals(id.with.getDomain())) {
 604                continue;
 605            }
 606
 607            if (!contact.getPresences().anyIdentity("gateway", "pstn")) {
 608                continue;
 609            }
 610
 611            handle = contact.phoneAccountHandle();
 612            break;
 613        }
 614
 615        if (handle == null) {
 616            Log.w(Config.LOGTAG, "Could not find phone account handle for " + id.account.getJid().toString());
 617            return false;
 618        }
 619
 620        Bundle callInfo = new Bundle();
 621        callInfo.putString("account", id.account.getJid().toString());
 622        callInfo.putString("with", id.with.toString());
 623        callInfo.putString("sessionId", id.sessionId);
 624
 625        TelecomManager telecomManager = mXmppConnectionService.getSystemService(TelecomManager.class);
 626
 627        try {
 628            telecomManager.addNewIncomingCall(handle, callInfo);
 629        } catch (SecurityException e) {
 630            // If the account is not registered or enabled, it could result in a security exception
 631            // Just fall back to the built-in UI in this case.
 632            Log.w(Config.LOGTAG, e);
 633            return false;
 634        }
 635
 636        return true;
 637    }
 638
 639    public synchronized void startRinging(final AbstractJingleConnection.Id id, final Set<Media> media) {
 640        if (isQuietHours(id.getContact().getAccount())) return;
 641
 642        if (tryRingingWithDialerUI(id, media)) {
 643            return;
 644        }
 645
 646        showIncomingCallNotification(id, media, false);
 647    }
 648
 649    private void showIncomingCallNotification(
 650            final AbstractJingleConnection.Id id,
 651            final Set<Media> media,
 652            final boolean onlyAlertOnce) {
 653        final Intent fullScreenIntent =
 654                new Intent(mXmppConnectionService, RtpSessionActivity.class);
 655        fullScreenIntent.putExtra(
 656                RtpSessionActivity.EXTRA_ACCOUNT,
 657                id.account.getJid().asBareJid().toEscapedString());
 658        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_WITH, id.with.toEscapedString());
 659        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_SESSION_ID, id.sessionId);
 660        fullScreenIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 661        fullScreenIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 662        final int channelIteration;
 663        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {
 664            channelIteration = getCurrentIncomingCallChannelIteration(mXmppConnectionService).or(0);
 665        } else {
 666            channelIteration = 0;
 667        }
 668        final var channelId = INCOMING_CALLS_NOTIFICATION_CHANNEL_PREFIX + channelIteration;
 669        Log.d(
 670                Config.LOGTAG,
 671                "showing incoming call notification on channel "
 672                        + channelId
 673                        + ", onlyAlertOnce="
 674                        + onlyAlertOnce);
 675        final NotificationCompat.Builder builder =
 676                new NotificationCompat.Builder(
 677                        mXmppConnectionService, channelId);
 678        final Contact contact = id.getContact();
 679        builder.addPerson(getPerson(contact));
 680        ShortcutInfoCompat info = mXmppConnectionService.getShortcutService().getShortcutInfoCompat(contact);
 681        builder.setShortcutInfo(info);
 682        if (Build.VERSION.SDK_INT >= 30) {
 683            mXmppConnectionService.getSystemService(ShortcutManager.class).pushDynamicShortcut(info.toShortcutInfo());
 684        }
 685        if (mXmppConnectionService.getAccounts().size() > 1) {
 686            builder.setSubText(contact.getAccount().getJid().asBareJid().toString());
 687        }
 688        NotificationCompat.CallStyle style = NotificationCompat.CallStyle.forIncomingCall(
 689            getPerson(contact),
 690            createCallAction(
 691                id.sessionId,
 692                XmppConnectionService.ACTION_DISMISS_CALL,
 693                102),
 694            createPendingRtpSession(id, RtpSessionActivity.ACTION_ACCEPT_CALL, 103)
 695        );
 696        if (media.contains(Media.VIDEO)) {
 697            style.setIsVideo(true);
 698            builder.setSmallIcon(R.drawable.ic_videocam_24dp);
 699            builder.setContentTitle(
 700                    mXmppConnectionService.getString(R.string.rtp_state_incoming_video_call));
 701        } else {
 702            style.setIsVideo(false);
 703            builder.setSmallIcon(R.drawable.ic_call_24dp);
 704            builder.setContentTitle(
 705                    mXmppConnectionService.getString(R.string.rtp_state_incoming_call));
 706        }
 707        builder.setStyle(style);
 708        builder.setLargeIcon(FileBackend.drawDrawable(
 709                mXmppConnectionService
 710                        .getAvatarService()
 711                        .get(contact, AvatarService.getSystemUiAvatarSize(mXmppConnectionService))));
 712        final Uri systemAccount = contact.getSystemAccount();
 713        if (systemAccount != null) {
 714            builder.addPerson(systemAccount.toString());
 715        }
 716        if (!onlyAlertOnce) {
 717            final var appSettings = new AppSettings(mXmppConnectionService);
 718            final var ringtone = appSettings.getRingtone();
 719            if (ringtone != null) {
 720                builder.setSound(ringtone, AudioManager.STREAM_RING);
 721            }
 722            builder.setVibrate(CALL_PATTERN);
 723        }
 724        builder.setOnlyAlertOnce(onlyAlertOnce);
 725        builder.setContentText(id.account.getRoster().getContact(id.with).getDisplayName());
 726        builder.setVisibility(NotificationCompat.VISIBILITY_PUBLIC);
 727        builder.setPriority(NotificationCompat.PRIORITY_HIGH);
 728        builder.setCategory(NotificationCompat.CATEGORY_CALL);
 729        final PendingIntent pendingIntent = createPendingRtpSession(id, Intent.ACTION_VIEW, 101);
 730        builder.setFullScreenIntent(pendingIntent, true);
 731        builder.setContentIntent(pendingIntent); // old androids need this?
 732        builder.setOngoing(true);
 733        builder.addAction(
 734                new NotificationCompat.Action.Builder(
 735                                R.drawable.ic_call_end_24dp,
 736                                mXmppConnectionService.getString(R.string.dismiss_call),
 737                                createCallAction(
 738                                        id.sessionId,
 739                                        XmppConnectionService.ACTION_DISMISS_CALL,
 740                                        102))
 741                        .build());
 742        builder.addAction(
 743                new NotificationCompat.Action.Builder(
 744                                R.drawable.ic_call_24dp,
 745                                mXmppConnectionService.getString(R.string.answer_call),
 746                                createPendingRtpSession(
 747                                        id, RtpSessionActivity.ACTION_ACCEPT_CALL, 103))
 748                        .build());
 749        modifyIncomingCall(builder, id.account);
 750        final Notification notification = builder.build();
 751        notification.audioAttributes = new AudioAttributes.Builder()
 752                .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
 753                .setUsage(AudioAttributes.USAGE_NOTIFICATION_RINGTONE)
 754                .build();
 755        notification.flags = notification.flags | Notification.FLAG_INSISTENT;
 756        notify(INCOMING_CALL_NOTIFICATION_ID, notification);
 757    }
 758
 759    public Notification getOngoingCallNotification(
 760            final XmppConnectionService.OngoingCall ongoingCall) {
 761        final AbstractJingleConnection.Id id = ongoingCall.id;
 762        final NotificationCompat.Builder builder =
 763                new NotificationCompat.Builder(mXmppConnectionService, "ongoing_calls");
 764        final Contact contact = id.account.getRoster().getContact(id.with);
 765        NotificationCompat.CallStyle style = NotificationCompat.CallStyle.forOngoingCall(
 766            getPerson(contact),
 767            createCallAction(id.sessionId, XmppConnectionService.ACTION_END_CALL, 104)
 768        );
 769        if (ongoingCall.media.contains(Media.VIDEO)) {
 770            style.setIsVideo(true);
 771            builder.setSmallIcon(R.drawable.ic_videocam_24dp);
 772            if (ongoingCall.reconnecting) {
 773                builder.setContentTitle(
 774                        mXmppConnectionService.getString(R.string.reconnecting_video_call));
 775            } else {
 776                builder.setContentTitle(
 777                        mXmppConnectionService.getString(R.string.ongoing_video_call));
 778            }
 779        } else {
 780            style.setIsVideo(false);
 781            builder.setSmallIcon(R.drawable.ic_call_24dp);
 782            if (ongoingCall.reconnecting) {
 783                builder.setContentTitle(
 784                        mXmppConnectionService.getString(R.string.reconnecting_call));
 785            } else {
 786                builder.setContentTitle(mXmppConnectionService.getString(R.string.ongoing_call));
 787            }
 788        }
 789        builder.setStyle(style);
 790        builder.setContentText(contact.getDisplayName());
 791        builder.setVisibility(NotificationCompat.VISIBILITY_PUBLIC);
 792        builder.setPriority(NotificationCompat.PRIORITY_HIGH);
 793        builder.setCategory(NotificationCompat.CATEGORY_CALL);
 794        builder.setContentIntent(createPendingRtpSession(id, Intent.ACTION_VIEW, 101));
 795        builder.setOngoing(true);
 796        builder.addAction(
 797                new NotificationCompat.Action.Builder(
 798                                R.drawable.ic_call_end_24dp,
 799                                mXmppConnectionService.getString(R.string.hang_up),
 800                                createCallAction(
 801                                        id.sessionId, XmppConnectionService.ACTION_END_CALL, 104))
 802                        .build());
 803        builder.setLocalOnly(true);
 804        return builder.build();
 805    }
 806
 807    private PendingIntent createPendingRtpSession(
 808            final AbstractJingleConnection.Id id, final String action, final int requestCode) {
 809        final Intent fullScreenIntent =
 810                new Intent(mXmppConnectionService, RtpSessionActivity.class);
 811        fullScreenIntent.setAction(action);
 812        fullScreenIntent.putExtra(
 813                RtpSessionActivity.EXTRA_ACCOUNT,
 814                id.account.getJid().asBareJid().toEscapedString());
 815        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_WITH, id.with.toEscapedString());
 816        fullScreenIntent.putExtra(RtpSessionActivity.EXTRA_SESSION_ID, id.sessionId);
 817        return PendingIntent.getActivity(
 818                mXmppConnectionService,
 819                requestCode,
 820                fullScreenIntent,
 821                s()
 822                        ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
 823                        : PendingIntent.FLAG_UPDATE_CURRENT);
 824    }
 825
 826    public void cancelIncomingCallNotification() {
 827        cancel(INCOMING_CALL_NOTIFICATION_ID);
 828    }
 829
 830    public boolean stopSoundAndVibration() {
 831        final var jingleRtpConnection =
 832                mXmppConnectionService.getJingleConnectionManager().getOngoingRtpConnection();
 833        if (jingleRtpConnection == null) {
 834            return false;
 835        }
 836        final var notificationManager = mXmppConnectionService.getSystemService(NotificationManager.class);
 837        if (Iterables.any(
 838                Arrays.asList(notificationManager.getActiveNotifications()),
 839                n -> n.getId() == INCOMING_CALL_NOTIFICATION_ID)) {
 840            Log.d(Config.LOGTAG, "stopping sound and vibration for incoming call notification");
 841            showIncomingCallNotification(
 842                    jingleRtpConnection.getId(), jingleRtpConnection.getMedia(), true);
 843            return true;
 844        }
 845        return false;
 846    }
 847
 848    public static void cancelIncomingCallNotification(final Context context) {
 849        final NotificationManagerCompat notificationManager =
 850                NotificationManagerCompat.from(context);
 851        try {
 852            notificationManager.cancel(INCOMING_CALL_NOTIFICATION_ID);
 853        } catch (RuntimeException e) {
 854            Log.d(Config.LOGTAG, "unable to cancel incoming call notification after crash", e);
 855        }
 856    }
 857
 858    private void pushNow(final Message message) {
 859        mXmppConnectionService.updateUnreadCountBadge();
 860        if (!notifyMessage(message)) {
 861            Log.d(
 862                    Config.LOGTAG,
 863                    message.getConversation().getAccount().getJid().asBareJid()
 864                            + ": suppressing notification because turned off");
 865            return;
 866        }
 867        final boolean isScreenLocked = mXmppConnectionService.isScreenLocked();
 868        if (this.mIsInForeground
 869                && !isScreenLocked
 870                && this.mOpenConversation == message.getConversation()) {
 871            Log.d(
 872                    Config.LOGTAG,
 873                    message.getConversation().getAccount().getJid().asBareJid()
 874                            + ": suppressing notification because conversation is open");
 875            return;
 876        }
 877        synchronized (notifications) {
 878            pushToStack(message);
 879            final Conversational conversation = message.getConversation();
 880            final Account account = conversation.getAccount();
 881            final boolean doNotify =
 882                    (!(this.mIsInForeground && this.mOpenConversation == null) || isScreenLocked)
 883                            && !account.inGracePeriod()
 884                            && !this.inMiniGracePeriod(account);
 885            updateNotification(doNotify, Collections.singletonList(conversation.getUuid()));
 886        }
 887    }
 888
 889    private void pushMissedCall(final Message message) {
 890        final Conversational conversation = message.getConversation();
 891        final MissedCallsInfo info = mMissedCalls.get(conversation);
 892        if (info == null) {
 893            mMissedCalls.put(conversation, new MissedCallsInfo(message.getTimeSent()));
 894        } else {
 895            info.newMissedCall(message.getTimeSent());
 896        }
 897    }
 898
 899    public void pushMissedCallNow(final Message message) {
 900        synchronized (mMissedCalls) {
 901            pushMissedCall(message);
 902            updateMissedCallNotifications(Collections.singleton(message.getConversation()));
 903        }
 904    }
 905
 906    public void clear(final Conversation conversation) {
 907        clearMessages(conversation);
 908        clearMissedCalls(conversation);
 909    }
 910
 911    public void clearMessages() {
 912        synchronized (notifications) {
 913            for (ArrayList<Message> messages : notifications.values()) {
 914                markAsReadIfHasDirectReply(messages);
 915            }
 916            notifications.clear();
 917            updateNotification(false);
 918        }
 919    }
 920
 921    public void clearMessages(final Conversation conversation) {
 922        synchronized (this.mBacklogMessageCounter) {
 923            this.mBacklogMessageCounter.remove(conversation);
 924        }
 925        synchronized (notifications) {
 926            markAsReadIfHasDirectReply(conversation);
 927            if (notifications.remove(conversation.getUuid()) != null) {
 928                cancel(conversation.getUuid(), NOTIFICATION_ID);
 929                updateNotification(false, null, true);
 930            }
 931        }
 932    }
 933
 934    public void clearMissedCall(final Message message) {
 935        synchronized (mMissedCalls) {
 936            final Iterator<Map.Entry<Conversational, MissedCallsInfo>> iterator =
 937                    mMissedCalls.entrySet().iterator();
 938            while (iterator.hasNext()) {
 939                final Map.Entry<Conversational, MissedCallsInfo> entry = iterator.next();
 940                final Conversational conversational = entry.getKey();
 941                final MissedCallsInfo missedCallsInfo = entry.getValue();
 942                if (conversational.getUuid().equals(message.getConversation().getUuid())) {
 943                    if (missedCallsInfo.removeMissedCall()) {
 944                        cancel(conversational.getUuid(), MISSED_CALL_NOTIFICATION_ID);
 945                        Log.d(
 946                                Config.LOGTAG,
 947                                conversational.getAccount().getJid().asBareJid()
 948                                        + ": dismissed missed call because call was picked up on other device");
 949                        iterator.remove();
 950                    }
 951                }
 952            }
 953            updateMissedCallNotifications(null);
 954        }
 955    }
 956
 957    public void clearMissedCalls() {
 958        synchronized (mMissedCalls) {
 959            for (final Conversational conversation : mMissedCalls.keySet()) {
 960                cancel(conversation.getUuid(), MISSED_CALL_NOTIFICATION_ID);
 961            }
 962            mMissedCalls.clear();
 963            updateMissedCallNotifications(null);
 964        }
 965    }
 966
 967    public void clearMissedCalls(final Conversation conversation) {
 968        synchronized (mMissedCalls) {
 969            if (mMissedCalls.remove(conversation) != null) {
 970                cancel(conversation.getUuid(), MISSED_CALL_NOTIFICATION_ID);
 971                updateMissedCallNotifications(null);
 972            }
 973        }
 974    }
 975
 976    private void markAsReadIfHasDirectReply(final Conversation conversation) {
 977        markAsReadIfHasDirectReply(notifications.get(conversation.getUuid()));
 978    }
 979
 980    private void markAsReadIfHasDirectReply(final ArrayList<Message> messages) {
 981        if (messages != null && !messages.isEmpty()) {
 982            Message last = messages.get(messages.size() - 1);
 983            if (last.getStatus() != Message.STATUS_RECEIVED) {
 984                if (mXmppConnectionService.markRead((Conversation) last.getConversation(), false)) {
 985                    mXmppConnectionService.updateConversationUi();
 986                }
 987            }
 988        }
 989    }
 990
 991    private void setNotificationColor(final Builder mBuilder, Account account) {
 992        int color;
 993        if (account != null && mXmppConnectionService.getAccounts().size() > 1) {
 994		      color = account.getColor(false);
 995        } else {
 996            TypedValue typedValue = new TypedValue();
 997            mXmppConnectionService.getTheme().resolveAttribute(com.google.android.material.R.attr.colorPrimary, typedValue, true);
 998            color = typedValue.data;
 999        }
1000        mBuilder.setColor(color);
1001    }
1002
1003    public void updateNotification() {
1004        synchronized (notifications) {
1005            updateNotification(false);
1006        }
1007    }
1008
1009    private void updateNotification(final boolean notify) {
1010        updateNotification(notify, null, false);
1011    }
1012
1013    private void updateNotification(final boolean notify, final List<String> conversations) {
1014        updateNotification(notify, conversations, false);
1015    }
1016
1017    private void updateNotification(
1018            final boolean notify, final List<String> conversations, final boolean summaryOnly) {
1019        final SharedPreferences preferences =
1020                PreferenceManager.getDefaultSharedPreferences(mXmppConnectionService);
1021
1022        final boolean notifyOnlyOneChild =
1023                notify
1024                        && conversations != null
1025                        && conversations.size()
1026                                == 1; // if this check is changed to > 0 catchup messages will
1027        // create one notification per conversation
1028
1029        if (notifications.isEmpty()) {
1030            cancel(NOTIFICATION_ID);
1031        } else {
1032            if (notify) {
1033                this.markLastNotification();
1034            }
1035            final Builder mBuilder;
1036            if (notifications.size() == 1 && Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1037                final Account account = notifications.values().iterator().next().get(0).getConversation().getAccount();
1038                mBuilder = buildSingleConversations(notifications.values().iterator().next(), notify, isQuietHours(account));
1039                modifyForSoundVibrationAndLight(mBuilder, notify, preferences, account);
1040                notify(NOTIFICATION_ID, mBuilder.build());
1041            } else {
1042                mBuilder = buildMultipleConversation(notify, isQuietHours(null));
1043                if (notifyOnlyOneChild) {
1044                    mBuilder.setGroupAlertBehavior(NotificationCompat.GROUP_ALERT_CHILDREN);
1045                }
1046                modifyForSoundVibrationAndLight(mBuilder, notify, preferences, null);
1047                if (!summaryOnly) {
1048                    for (Map.Entry<String, ArrayList<Message>> entry : notifications.entrySet()) {
1049                        String uuid = entry.getKey();
1050                        final boolean notifyThis =
1051                                notifyOnlyOneChild ? conversations.contains(uuid) : notify;
1052                        final Account account = entry.getValue().isEmpty() ? null : entry.getValue().get(0).getConversation().getAccount();
1053                        Builder singleBuilder =
1054                                buildSingleConversations(entry.getValue(), notifyThis, isQuietHours(account));
1055                        if (!notifyOnlyOneChild) {
1056                            singleBuilder.setGroupAlertBehavior(
1057                                    NotificationCompat.GROUP_ALERT_SUMMARY);
1058                        }
1059                        modifyForSoundVibrationAndLight(singleBuilder, notifyThis, preferences, account);
1060                        singleBuilder.setGroup(MESSAGES_GROUP);
1061                        notify(entry.getKey(), NOTIFICATION_ID, singleBuilder.build());
1062                    }
1063                }
1064                notify(NOTIFICATION_ID, mBuilder.build());
1065            }
1066        }
1067    }
1068
1069    private void updateMissedCallNotifications(final Set<Conversational> update) {
1070        if (mMissedCalls.isEmpty()) {
1071            cancel(MISSED_CALL_NOTIFICATION_ID);
1072            return;
1073        }
1074        if (mMissedCalls.size() == 1 && Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1075            final Conversational conversation = mMissedCalls.keySet().iterator().next();
1076            final MissedCallsInfo info = mMissedCalls.values().iterator().next();
1077            final Notification notification = missedCall(conversation, info);
1078            notify(MISSED_CALL_NOTIFICATION_ID, notification);
1079        } else {
1080            final Notification summary = missedCallsSummary();
1081            notify(MISSED_CALL_NOTIFICATION_ID, summary);
1082            if (update != null) {
1083                for (final Conversational conversation : update) {
1084                    final MissedCallsInfo info = mMissedCalls.get(conversation);
1085                    if (info != null) {
1086                        final Notification notification = missedCall(conversation, info);
1087                        notify(conversation.getUuid(), MISSED_CALL_NOTIFICATION_ID, notification);
1088                    }
1089                }
1090            }
1091        }
1092    }
1093
1094    private void modifyForSoundVibrationAndLight(
1095            Builder mBuilder, boolean notify, SharedPreferences preferences, Account account) {
1096        final Resources resources = mXmppConnectionService.getResources();
1097        final String ringtone =
1098                preferences.getString(
1099                        AppSettings.NOTIFICATION_RINGTONE,
1100                        resources.getString(R.string.notification_ringtone));
1101        final boolean vibrate =
1102                preferences.getBoolean(
1103                        AppSettings.NOTIFICATION_VIBRATE,
1104                        resources.getBoolean(R.bool.vibrate_on_notification));
1105        final boolean led =
1106                preferences.getBoolean(
1107                        AppSettings.NOTIFICATION_LED, resources.getBoolean(R.bool.led));
1108        final boolean headsup =
1109                preferences.getBoolean(
1110                        AppSettings.NOTIFICATION_HEADS_UP, resources.getBoolean(R.bool.headsup_notifications));
1111        if (notify && !isQuietHours(account)) {
1112            if (vibrate) {
1113                final int dat = 70;
1114                final long[] pattern = {0, 3 * dat, dat, dat};
1115                mBuilder.setVibrate(pattern);
1116            } else {
1117                mBuilder.setVibrate(new long[] {0});
1118            }
1119            Uri uri = Uri.parse(ringtone);
1120            try {
1121                mBuilder.setSound(fixRingtoneUri(uri));
1122            } catch (SecurityException e) {
1123                Log.d(Config.LOGTAG, "unable to use custom notification sound " + uri.toString());
1124            }
1125        } else {
1126            mBuilder.setLocalOnly(true);
1127        }
1128        mBuilder.setCategory(Notification.CATEGORY_MESSAGE);
1129        mBuilder.setPriority(
1130                notify
1131                        ? (headsup
1132                                ? NotificationCompat.PRIORITY_HIGH
1133                                : NotificationCompat.PRIORITY_DEFAULT)
1134                        : NotificationCompat.PRIORITY_LOW);
1135        setNotificationColor(mBuilder, account);
1136        mBuilder.setDefaults(0);
1137        if (led) {
1138            mBuilder.setLights(LED_COLOR, 2000, 3000);
1139        }
1140    }
1141
1142    private void modifyIncomingCall(final Builder mBuilder, Account account) {
1143        mBuilder.setPriority(NotificationCompat.PRIORITY_HIGH);
1144        setNotificationColor(mBuilder, account);
1145        if (Build.VERSION.SDK_INT >= 26 && account != null && mXmppConnectionService.getAccounts().size() > 1) {
1146            mBuilder.setColorized(true);
1147        }
1148        mBuilder.setLights(LED_COLOR, 2000, 3000);
1149    }
1150
1151    private Uri fixRingtoneUri(Uri uri) {
1152        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N && "file".equals(uri.getScheme())) {
1153            return FileBackend.getUriForFile(mXmppConnectionService, new File(uri.getPath()));
1154        } else {
1155            return uri;
1156        }
1157    }
1158
1159    private Notification missedCallsSummary() {
1160        final Builder publicBuilder = buildMissedCallsSummary(true);
1161        final Builder builder = buildMissedCallsSummary(false);
1162        builder.setPublicVersion(publicBuilder.build());
1163        return builder.build();
1164    }
1165
1166    private Builder buildMissedCallsSummary(boolean publicVersion) {
1167        final Builder builder =
1168                new NotificationCompat.Builder(mXmppConnectionService, "missed_calls");
1169        int totalCalls = 0;
1170        final List<String> names = new ArrayList<>();
1171        long lastTime = 0;
1172        for (final Map.Entry<Conversational, MissedCallsInfo> entry : mMissedCalls.entrySet()) {
1173            final Conversational conversation = entry.getKey();
1174            final MissedCallsInfo missedCallsInfo = entry.getValue();
1175            names.add(conversation.getContact().getDisplayName());
1176            totalCalls += missedCallsInfo.getNumberOfCalls();
1177            lastTime = Math.max(lastTime, missedCallsInfo.getLastTime());
1178        }
1179        final String title =
1180                (totalCalls == 1)
1181                        ? mXmppConnectionService.getString(R.string.missed_call)
1182                        : (mMissedCalls.size() == 1)
1183                                ? mXmppConnectionService
1184                                        .getResources()
1185                                        .getQuantityString(
1186                                                R.plurals.n_missed_calls, totalCalls, totalCalls)
1187                                : mXmppConnectionService
1188                                        .getResources()
1189                                        .getQuantityString(
1190                                                R.plurals.n_missed_calls_from_m_contacts,
1191                                                mMissedCalls.size(),
1192                                                totalCalls,
1193                                                mMissedCalls.size());
1194        builder.setContentTitle(title);
1195        builder.setTicker(title);
1196        if (!publicVersion) {
1197            builder.setContentText(Joiner.on(", ").join(names));
1198        }
1199        builder.setSmallIcon(R.drawable.ic_call_missed_24db);
1200        builder.setGroupSummary(true);
1201        builder.setGroup(MISSED_CALLS_GROUP);
1202        builder.setGroupAlertBehavior(NotificationCompat.GROUP_ALERT_CHILDREN);
1203        builder.setCategory(NotificationCompat.CATEGORY_CALL);
1204        builder.setWhen(lastTime);
1205        if (!mMissedCalls.isEmpty()) {
1206            final Conversational firstConversation = mMissedCalls.keySet().iterator().next();
1207            builder.setContentIntent(createContentIntent(firstConversation));
1208        }
1209        builder.setDeleteIntent(createMissedCallsDeleteIntent(null));
1210        modifyMissedCall(builder, null);
1211        return builder;
1212    }
1213
1214    private Notification missedCall(final Conversational conversation, final MissedCallsInfo info) {
1215        final Builder publicBuilder = buildMissedCall(conversation, info, true);
1216        final Builder builder = buildMissedCall(conversation, info, false);
1217        builder.setPublicVersion(publicBuilder.build());
1218        return builder.build();
1219    }
1220
1221    private Builder buildMissedCall(
1222            final Conversational conversation, final MissedCallsInfo info, boolean publicVersion) {
1223        final Builder builder =
1224                new NotificationCompat.Builder(mXmppConnectionService, isQuietHours(conversation.getAccount()) ? "quiet_hours" : "missed_calls");
1225        final String title =
1226                (info.getNumberOfCalls() == 1)
1227                        ? mXmppConnectionService.getString(R.string.missed_call)
1228                        : mXmppConnectionService
1229                                .getResources()
1230                                .getQuantityString(
1231                                        R.plurals.n_missed_calls,
1232                                        info.getNumberOfCalls(),
1233                                        info.getNumberOfCalls());
1234        builder.setContentTitle(title);
1235        if (mXmppConnectionService.getAccounts().size() > 1) {
1236            builder.setSubText(conversation.getAccount().getJid().asBareJid().toString());
1237        }
1238        final String name = conversation.getContact().getDisplayName();
1239        if (publicVersion) {
1240            builder.setTicker(title);
1241        } else {
1242            builder.setTicker(
1243                    mXmppConnectionService
1244                            .getResources()
1245                            .getQuantityString(
1246                                    R.plurals.n_missed_calls_from_x,
1247                                    info.getNumberOfCalls(),
1248                                    info.getNumberOfCalls(),
1249                                    name));
1250            builder.setContentText(name);
1251        }
1252        builder.setSmallIcon(R.drawable.ic_call_missed_24db);
1253        builder.setGroup(MISSED_CALLS_GROUP);
1254        builder.setCategory(NotificationCompat.CATEGORY_CALL);
1255        builder.setWhen(info.getLastTime());
1256        builder.setContentIntent(createContentIntent(conversation));
1257        builder.setDeleteIntent(createMissedCallsDeleteIntent(conversation));
1258        if (!publicVersion && conversation instanceof Conversation) {
1259            builder.setLargeIcon(FileBackend.drawDrawable(
1260                    mXmppConnectionService
1261                            .getAvatarService()
1262                            .get(
1263                                    (Conversation) conversation,
1264                                    AvatarService.getSystemUiAvatarSize(mXmppConnectionService))));
1265        }
1266        modifyMissedCall(builder, conversation.getAccount());
1267        return builder;
1268    }
1269
1270    private void modifyMissedCall(final Builder builder, Account account) {
1271        final SharedPreferences preferences =
1272                PreferenceManager.getDefaultSharedPreferences(mXmppConnectionService);
1273        final Resources resources = mXmppConnectionService.getResources();
1274        final boolean led = preferences.getBoolean("led", resources.getBoolean(R.bool.led));
1275        if (led) {
1276            builder.setLights(LED_COLOR, 2000, 3000);
1277        }
1278        builder.setPriority(isQuietHours(account) ? NotificationCompat.PRIORITY_LOW : NotificationCompat.PRIORITY_HIGH);
1279        builder.setSound(null);
1280        setNotificationColor(builder, account);
1281    }
1282
1283    private Builder buildMultipleConversation(final boolean notify, final boolean quietHours) {
1284        final Builder mBuilder =
1285                new NotificationCompat.Builder(
1286                        mXmppConnectionService,
1287                        notify && !quietHours ? MESSAGES_NOTIFICATION_CHANNEL : "silent_messages");
1288        final NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
1289        style.setBigContentTitle(
1290                mXmppConnectionService
1291                        .getResources()
1292                        .getQuantityString(
1293                                R.plurals.x_unread_conversations,
1294                                notifications.size(),
1295                                notifications.size()));
1296        final List<String> names = new ArrayList<>();
1297        Conversation conversation = null;
1298        for (final ArrayList<Message> messages : notifications.values()) {
1299            if (messages.isEmpty()) {
1300                continue;
1301            }
1302            conversation = (Conversation) messages.get(0).getConversation();
1303            final String name = conversation.getName().toString();
1304            SpannableString styledString;
1305            if (Config.HIDE_MESSAGE_TEXT_IN_NOTIFICATION) {
1306                int count = messages.size();
1307                styledString =
1308                        new SpannableString(
1309                                name
1310                                        + ": "
1311                                        + mXmppConnectionService
1312                                                .getResources()
1313                                                .getQuantityString(
1314                                                        R.plurals.x_messages, count, count));
1315                styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1316                style.addLine(styledString);
1317            } else {
1318                styledString =
1319                        new SpannableString(
1320                                name
1321                                        + ": "
1322                                        + UIHelper.getMessagePreview(
1323                                                        mXmppConnectionService, messages.get(0))
1324                                                .first);
1325                styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1326                style.addLine(styledString);
1327            }
1328            names.add(name);
1329        }
1330        final String contentTitle =
1331                mXmppConnectionService
1332                        .getResources()
1333                        .getQuantityString(
1334                                R.plurals.x_unread_conversations,
1335                                notifications.size(),
1336                                notifications.size());
1337        mBuilder.setContentTitle(contentTitle);
1338        mBuilder.setTicker(contentTitle);
1339        mBuilder.setContentText(Joiner.on(", ").join(names));
1340        mBuilder.setStyle(style);
1341        if (conversation != null) {
1342            mBuilder.setContentIntent(createContentIntent(conversation));
1343        }
1344        mBuilder.setGroupSummary(true);
1345        mBuilder.setGroup(MESSAGES_GROUP);
1346        mBuilder.setDeleteIntent(createDeleteIntent(null));
1347        mBuilder.setSmallIcon(R.drawable.ic_notification);
1348        return mBuilder;
1349    }
1350
1351    private Builder buildSingleConversations(
1352            final ArrayList<Message> messages, final boolean notify, final boolean quietHours) {
1353        final var channel = notify && !quietHours ? MESSAGES_NOTIFICATION_CHANNEL : "silent_messages";
1354        final Builder notificationBuilder =
1355                new NotificationCompat.Builder(mXmppConnectionService, channel);
1356        if (messages.isEmpty()) {
1357            return notificationBuilder;
1358        }
1359        final Conversation conversation = (Conversation) messages.get(0).getConversation();
1360        notificationBuilder.setLargeIcon(FileBackend.drawDrawable(
1361                mXmppConnectionService
1362                        .getAvatarService()
1363                        .get(
1364                                conversation,
1365                                AvatarService.getSystemUiAvatarSize(mXmppConnectionService))));
1366        notificationBuilder.setContentTitle(conversation.getName());
1367        if (Config.HIDE_MESSAGE_TEXT_IN_NOTIFICATION) {
1368            int count = messages.size();
1369            notificationBuilder.setContentText(
1370                    mXmppConnectionService
1371                            .getResources()
1372                            .getQuantityString(R.plurals.x_messages, count, count));
1373        } else {
1374            final Message message;
1375            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P
1376                    && (message = getImage(messages)) != null) {
1377                modifyForImage(notificationBuilder, message, messages);
1378            } else {
1379                modifyForTextOnly(notificationBuilder, messages);
1380            }
1381            RemoteInput remoteInput =
1382                    new RemoteInput.Builder("text_reply")
1383                            .setLabel(UIHelper.getMessageHint(mXmppConnectionService, conversation))
1384                            .build();
1385            PendingIntent markAsReadPendingIntent = createReadPendingIntent(conversation);
1386            NotificationCompat.Action markReadAction =
1387                    new NotificationCompat.Action.Builder(
1388                                    R.drawable.ic_mark_chat_read_24dp,
1389                                    mXmppConnectionService.getString(R.string.mark_as_read),
1390                                    markAsReadPendingIntent)
1391                            .setSemanticAction(
1392                                    NotificationCompat.Action.SEMANTIC_ACTION_MARK_AS_READ)
1393                            .setShowsUserInterface(false)
1394                            .build();
1395            final String replyLabel = mXmppConnectionService.getString(R.string.reply);
1396            final String lastMessageUuid = Iterables.getLast(messages).getUuid();
1397            final NotificationCompat.Action replyAction =
1398                    new NotificationCompat.Action.Builder(
1399                                    R.drawable.ic_send_24dp,
1400                                    replyLabel,
1401                                    createReplyIntent(conversation, lastMessageUuid, false))
1402                            .setSemanticAction(NotificationCompat.Action.SEMANTIC_ACTION_REPLY)
1403                            .setShowsUserInterface(false)
1404                            .addRemoteInput(remoteInput)
1405                            .build();
1406            final NotificationCompat.Action wearReplyAction =
1407                    new NotificationCompat.Action.Builder(
1408                                    R.drawable.ic_reply_24dp,
1409                                    replyLabel,
1410                                    createReplyIntent(conversation, lastMessageUuid, true))
1411                            .addRemoteInput(remoteInput)
1412                            .build();
1413            notificationBuilder.extend(
1414                    new NotificationCompat.WearableExtender().addAction(wearReplyAction));
1415            int addedActionsCount = 1;
1416            notificationBuilder.addAction(markReadAction);
1417            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1418                notificationBuilder.addAction(replyAction);
1419                ++addedActionsCount;
1420            }
1421
1422            if (displaySnoozeAction(messages)) {
1423                String label = mXmppConnectionService.getString(R.string.snooze);
1424                PendingIntent pendingSnoozeIntent = createSnoozeIntent(conversation);
1425                NotificationCompat.Action snoozeAction =
1426                        new NotificationCompat.Action.Builder(
1427                                        R.drawable.ic_notifications_paused_24dp,
1428                                        label,
1429                                        pendingSnoozeIntent)
1430                                .build();
1431                notificationBuilder.addAction(snoozeAction);
1432                ++addedActionsCount;
1433            }
1434            if (addedActionsCount < 3) {
1435                final Message firstLocationMessage = getFirstLocationMessage(messages);
1436                if (firstLocationMessage != null) {
1437                    final PendingIntent pendingShowLocationIntent =
1438                            createShowLocationIntent(firstLocationMessage);
1439                    if (pendingShowLocationIntent != null) {
1440                        final String label =
1441                                mXmppConnectionService
1442                                        .getResources()
1443                                        .getString(R.string.show_location);
1444                        NotificationCompat.Action locationAction =
1445                                new NotificationCompat.Action.Builder(
1446                                                R.drawable.ic_location_pin_24dp,
1447                                                label,
1448                                                pendingShowLocationIntent)
1449                                        .build();
1450                        notificationBuilder.addAction(locationAction);
1451                        ++addedActionsCount;
1452                    }
1453                }
1454            }
1455            if (addedActionsCount < 3) {
1456                Message firstDownloadableMessage = getFirstDownloadableMessage(messages);
1457                if (firstDownloadableMessage != null) {
1458                    String label =
1459                            mXmppConnectionService
1460                                    .getResources()
1461                                    .getString(
1462                                            R.string.download_x_file,
1463                                            UIHelper.getFileDescriptionString(
1464                                                    mXmppConnectionService,
1465                                                    firstDownloadableMessage));
1466                    PendingIntent pendingDownloadIntent =
1467                            createDownloadIntent(firstDownloadableMessage);
1468                    NotificationCompat.Action downloadAction =
1469                            new NotificationCompat.Action.Builder(
1470                                            R.drawable.ic_download_24dp,
1471                                            label,
1472                                            pendingDownloadIntent)
1473                                    .build();
1474                    notificationBuilder.addAction(downloadAction);
1475                    ++addedActionsCount;
1476                }
1477            }
1478        }
1479        final ShortcutInfoCompat info;
1480        if (conversation.getMode() == Conversation.MODE_SINGLE) {
1481            final Contact contact = conversation.getContact();
1482            final Uri systemAccount = contact.getSystemAccount();
1483            if (systemAccount != null) {
1484                notificationBuilder.addPerson(systemAccount.toString());
1485            }
1486            info = mXmppConnectionService.getShortcutService().getShortcutInfoCompat(contact);
1487        } else {
1488            info =
1489                    mXmppConnectionService
1490                            .getShortcutService()
1491                            .getShortcutInfoCompat(conversation.getMucOptions());
1492        }
1493        notificationBuilder.setWhen(conversation.getLatestMessage().getTimeSent());
1494        notificationBuilder.setSmallIcon(R.drawable.ic_notification);
1495        notificationBuilder.setDeleteIntent(createDeleteIntent(conversation));
1496        notificationBuilder.setContentIntent(createContentIntent(conversation));
1497        if (mXmppConnectionService.getAccounts().size() > 1) {
1498            notificationBuilder.setSubText(conversation.getAccount().getJid().asBareJid().toString());
1499        }
1500        if (channel.equals(MESSAGES_NOTIFICATION_CHANNEL)) {
1501            // when do not want 'customized' notifications for silent notifications in their
1502            // respective channels
1503            notificationBuilder.setShortcutInfo(info);
1504            if (Build.VERSION.SDK_INT >= 30) {
1505                mXmppConnectionService
1506                        .getSystemService(ShortcutManager.class)
1507                        .pushDynamicShortcut(info.toShortcutInfo());
1508                // mBuilder.setBubbleMetadata(new NotificationCompat.BubbleMetadata.Builder(info.getId()).build());
1509            }
1510        }
1511        return notificationBuilder;
1512    }
1513
1514    private void modifyForImage(
1515            final Builder builder, final Message message, final ArrayList<Message> messages) {
1516        try {
1517            final Bitmap bitmap = mXmppConnectionService.getFileBackend().getThumbnailBitmap(message, mXmppConnectionService.getResources(), getPixel(288));
1518            final ArrayList<Message> tmp = new ArrayList<>();
1519            for (final Message msg : messages) {
1520                if (msg.getType() == Message.TYPE_TEXT && msg.getTransferable() == null) {
1521                    tmp.add(msg);
1522                }
1523            }
1524            final BigPictureStyle bigPictureStyle = new NotificationCompat.BigPictureStyle();
1525            bigPictureStyle.bigPicture(bitmap);
1526            if (tmp.size() > 0) {
1527                CharSequence text = getMergedBodies(tmp);
1528                bigPictureStyle.setSummaryText(text);
1529                builder.setContentText(text);
1530                builder.setTicker(text);
1531            } else {
1532                final String description =
1533                        UIHelper.getFileDescriptionString(mXmppConnectionService, message);
1534                builder.setContentText(description);
1535                builder.setTicker(description);
1536            }
1537            builder.setStyle(bigPictureStyle);
1538        } catch (final IOException e) {
1539            modifyForTextOnly(builder, messages);
1540        }
1541    }
1542
1543    private Person getPerson(Message message) {
1544        final Contact contact = message.getContact();
1545        final Person.Builder builder = new Person.Builder();
1546        if (contact != null) {
1547            builder.setName(contact.getDisplayName());
1548            final Uri uri = contact.getSystemAccount();
1549            if (uri != null) {
1550                builder.setUri(uri.toString());
1551            }
1552        } else {
1553            builder.setName(UIHelper.getMessageDisplayName(message));
1554        }
1555        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
1556            final Jid jid = contact == null ? message.getCounterpart() : contact.getJid();
1557            builder.setKey(jid.toString());
1558            final Conversation c = mXmppConnectionService.find(message.getConversation().getAccount(), jid);
1559            if (c != null) {
1560                builder.setImportant(c.getBooleanAttribute(Conversation.ATTRIBUTE_PINNED_ON_TOP, false));
1561            }
1562            builder.setIcon(
1563                    IconCompat.createWithBitmap(FileBackend.drawDrawable(
1564                            mXmppConnectionService
1565                                    .getAvatarService()
1566                                    .get(
1567                                            message,
1568                                            AvatarService.getSystemUiAvatarSize(
1569                                                    mXmppConnectionService),
1570                                            false))));
1571        }
1572        return builder.build();
1573    }
1574
1575    private Person getPerson(Contact contact) {
1576        final Person.Builder builder = new Person.Builder();
1577        builder.setName(contact.getDisplayName());
1578        final Uri uri = contact.getSystemAccount();
1579        if (uri != null) {
1580            builder.setUri(uri.toString());
1581        }
1582        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
1583            final Jid jid = contact.getJid();
1584            builder.setKey(jid.toString());
1585            final Conversation c = mXmppConnectionService.find(contact.getAccount(), jid);
1586            if (c != null) {
1587                builder.setImportant(c.getBooleanAttribute(Conversation.ATTRIBUTE_PINNED_ON_TOP, false));
1588            }
1589            builder.setIcon(
1590                    IconCompat.createWithBitmap(FileBackend.drawDrawable(
1591                            mXmppConnectionService
1592                                    .getAvatarService()
1593                                    .get(
1594                                            contact,
1595                                            AvatarService.getSystemUiAvatarSize(
1596                                                    mXmppConnectionService),
1597                                            false))));
1598        }
1599        return builder.build();
1600    }
1601
1602    private void modifyForTextOnly(final Builder builder, final ArrayList<Message> messages) {
1603        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1604            final Conversation conversation = (Conversation) messages.get(0).getConversation();
1605            final Person.Builder meBuilder =
1606                    new Person.Builder().setName(mXmppConnectionService.getString(R.string.me));
1607            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
1608                meBuilder.setIcon(
1609                        IconCompat.createWithBitmap(FileBackend.drawDrawable(
1610                                mXmppConnectionService
1611                                        .getAvatarService()
1612                                        .get(
1613                                                conversation.getAccount(),
1614                                                AvatarService.getSystemUiAvatarSize(
1615                                                        mXmppConnectionService)))));
1616            }
1617            final Person me = meBuilder.build();
1618            NotificationCompat.MessagingStyle messagingStyle =
1619                    new NotificationCompat.MessagingStyle(me);
1620            final boolean multiple = conversation.getMode() == Conversation.MODE_MULTI || messages.get(0).getTrueCounterpart() != null;
1621            if (multiple) {
1622                messagingStyle.setConversationTitle(conversation.getName());
1623            }
1624            for (Message message : messages) {
1625                final Person sender =
1626                        message.getStatus() == Message.STATUS_RECEIVED ? getPerson(message) : null;
1627                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && isImageMessage(message)) {
1628                    final Uri dataUri =
1629                            FileBackend.getMediaUri(
1630                                    mXmppConnectionService,
1631                                    mXmppConnectionService.getFileBackend().getFile(message));
1632                    NotificationCompat.MessagingStyle.Message imageMessage =
1633                            new NotificationCompat.MessagingStyle.Message(
1634                                    UIHelper.getMessagePreview(mXmppConnectionService, message)
1635                                            .first,
1636                                    message.getTimeSent(),
1637                                    sender);
1638                    if (dataUri != null) {
1639                        imageMessage.setData(message.getMimeType(), dataUri);
1640                    }
1641                    messagingStyle.addMessage(imageMessage);
1642                } else {
1643                    messagingStyle.addMessage(
1644                            UIHelper.getMessagePreview(mXmppConnectionService, message).first,
1645                            message.getTimeSent(),
1646                            sender);
1647                }
1648            }
1649            messagingStyle.setGroupConversation(multiple);
1650            builder.setStyle(messagingStyle);
1651        } else {
1652            if (messages.get(0).getConversation().getMode() == Conversation.MODE_SINGLE && messages.get(0).getTrueCounterpart() == null) {
1653                builder.setStyle(
1654                        new NotificationCompat.BigTextStyle().bigText(getMergedBodies(messages)));
1655                final CharSequence preview =
1656                        UIHelper.getMessagePreview(
1657                                        mXmppConnectionService, messages.get(messages.size() - 1))
1658                                .first;
1659                builder.setContentText(preview);
1660                builder.setTicker(preview);
1661                builder.setNumber(messages.size());
1662            } else {
1663                final NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
1664                SpannableString styledString;
1665                for (Message message : messages) {
1666                    final String name = UIHelper.getMessageDisplayName(message);
1667                    styledString = new SpannableString(name + ": " + message.getBody());
1668                    styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1669                    style.addLine(styledString);
1670                }
1671                builder.setStyle(style);
1672                int count = messages.size();
1673                if (count == 1) {
1674                    final String name = UIHelper.getMessageDisplayName(messages.get(0));
1675                    styledString = new SpannableString(name + ": " + messages.get(0).getBody());
1676                    styledString.setSpan(new StyleSpan(Typeface.BOLD), 0, name.length(), 0);
1677                    builder.setContentText(styledString);
1678                    builder.setTicker(styledString);
1679                } else {
1680                    final String text =
1681                            mXmppConnectionService
1682                                    .getResources()
1683                                    .getQuantityString(R.plurals.x_messages, count, count);
1684                    builder.setContentText(text);
1685                    builder.setTicker(text);
1686                }
1687            }
1688        }
1689    }
1690
1691    private Message getImage(final Iterable<Message> messages) {
1692        Message image = null;
1693        for (final Message message : messages) {
1694            if (message.getStatus() != Message.STATUS_RECEIVED) {
1695                return null;
1696            }
1697            if (isImageMessage(message)) {
1698                image = message;
1699            }
1700        }
1701        return image;
1702    }
1703
1704    private Message getFirstDownloadableMessage(final Iterable<Message> messages) {
1705        for (final Message message : messages) {
1706            if (message.getTransferable() != null
1707                    || (message.getType() == Message.TYPE_TEXT && message.treatAsDownloadable())) {
1708                return message;
1709            }
1710        }
1711        return null;
1712    }
1713
1714    private Message getFirstLocationMessage(final Iterable<Message> messages) {
1715        for (final Message message : messages) {
1716            if (message.isGeoUri()) {
1717                return message;
1718            }
1719        }
1720        return null;
1721    }
1722
1723    private CharSequence getMergedBodies(final ArrayList<Message> messages) {
1724        final StringBuilder text = new StringBuilder();
1725        for (Message message : messages) {
1726            if (text.length() != 0) {
1727                text.append("\n");
1728            }
1729            text.append(UIHelper.getMessagePreview(mXmppConnectionService, message).first);
1730        }
1731        return text.toString();
1732    }
1733
1734    private PendingIntent createShowLocationIntent(final Message message) {
1735        Iterable<Intent> intents =
1736                GeoHelper.createGeoIntentsFromMessage(mXmppConnectionService, message);
1737        for (final Intent intent : intents) {
1738            if (intent.resolveActivity(mXmppConnectionService.getPackageManager()) != null) {
1739                return PendingIntent.getActivity(
1740                        mXmppConnectionService,
1741                        generateRequestCode(message.getConversation(), 18),
1742                        intent,
1743                        s()
1744                                ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1745                                : PendingIntent.FLAG_UPDATE_CURRENT);
1746            }
1747        }
1748        return null;
1749    }
1750
1751    private PendingIntent createContentIntent(
1752            final String conversationUuid, final String downloadMessageUuid) {
1753        final Intent viewConversationIntent =
1754                new Intent(mXmppConnectionService, ConversationsActivity.class);
1755        viewConversationIntent.setAction(ConversationsActivity.ACTION_VIEW_CONVERSATION);
1756        viewConversationIntent.putExtra(ConversationsActivity.EXTRA_CONVERSATION, conversationUuid);
1757        if (downloadMessageUuid != null) {
1758            viewConversationIntent.putExtra(
1759                    ConversationsActivity.EXTRA_DOWNLOAD_UUID, downloadMessageUuid);
1760            return PendingIntent.getActivity(
1761                    mXmppConnectionService,
1762                    generateRequestCode(conversationUuid, 8),
1763                    viewConversationIntent,
1764                    s()
1765                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1766                            : PendingIntent.FLAG_UPDATE_CURRENT);
1767        } else {
1768            return PendingIntent.getActivity(
1769                    mXmppConnectionService,
1770                    generateRequestCode(conversationUuid, 10),
1771                    viewConversationIntent,
1772                    s()
1773                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1774                            : PendingIntent.FLAG_UPDATE_CURRENT);
1775        }
1776    }
1777
1778    private int generateRequestCode(String uuid, int actionId) {
1779        return (actionId * NOTIFICATION_ID_MULTIPLIER)
1780                + (uuid.hashCode() % NOTIFICATION_ID_MULTIPLIER);
1781    }
1782
1783    private int generateRequestCode(Conversational conversation, int actionId) {
1784        return generateRequestCode(conversation.getUuid(), actionId);
1785    }
1786
1787    private PendingIntent createDownloadIntent(final Message message) {
1788        return createContentIntent(message.getConversationUuid(), message.getUuid());
1789    }
1790
1791    private PendingIntent createContentIntent(final Conversational conversation) {
1792        return createContentIntent(conversation.getUuid(), null);
1793    }
1794
1795    private PendingIntent createDeleteIntent(final Conversation conversation) {
1796        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1797        intent.setAction(XmppConnectionService.ACTION_CLEAR_MESSAGE_NOTIFICATION);
1798        if (conversation != null) {
1799            intent.putExtra("uuid", conversation.getUuid());
1800            return PendingIntent.getService(
1801                    mXmppConnectionService,
1802                    generateRequestCode(conversation, 20),
1803                    intent,
1804                    s()
1805                            ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1806                            : PendingIntent.FLAG_UPDATE_CURRENT);
1807        }
1808        return PendingIntent.getService(
1809                mXmppConnectionService,
1810                0,
1811                intent,
1812                s()
1813                        ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1814                        : PendingIntent.FLAG_UPDATE_CURRENT);
1815    }
1816
1817    private PendingIntent createMissedCallsDeleteIntent(final Conversational conversation) {
1818        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1819        intent.setAction(XmppConnectionService.ACTION_CLEAR_MISSED_CALL_NOTIFICATION);
1820        if (conversation != null) {
1821            intent.putExtra("uuid", conversation.getUuid());
1822            return PendingIntent.getService(
1823                    mXmppConnectionService,
1824                    generateRequestCode(conversation, 21),
1825                    intent,
1826                    s()
1827                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1828                            : PendingIntent.FLAG_UPDATE_CURRENT);
1829        }
1830        return PendingIntent.getService(
1831                mXmppConnectionService,
1832                1,
1833                intent,
1834                s()
1835                        ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1836                        : PendingIntent.FLAG_UPDATE_CURRENT);
1837    }
1838
1839    private PendingIntent createReplyIntent(
1840            final Conversation conversation,
1841            final String lastMessageUuid,
1842            final boolean dismissAfterReply) {
1843        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1844        intent.setAction(XmppConnectionService.ACTION_REPLY_TO_CONVERSATION);
1845        intent.putExtra("uuid", conversation.getUuid());
1846        intent.putExtra("dismiss_notification", dismissAfterReply);
1847        intent.putExtra("last_message_uuid", lastMessageUuid);
1848        final int id = generateRequestCode(conversation, dismissAfterReply ? 12 : 14);
1849        return PendingIntent.getService(
1850                mXmppConnectionService,
1851                id,
1852                intent,
1853                s()
1854                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1855                        : PendingIntent.FLAG_UPDATE_CURRENT);
1856    }
1857
1858    private PendingIntent createReadPendingIntent(Conversation conversation) {
1859        final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
1860        intent.setAction(XmppConnectionService.ACTION_MARK_AS_READ);
1861        intent.putExtra("uuid", conversation.getUuid());
1862        intent.setPackage(mXmppConnectionService.getPackageName());
1863        return PendingIntent.getService(
1864                mXmppConnectionService,
1865                generateRequestCode(conversation, 16),
1866                intent,
1867                s()
1868                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1869                        : PendingIntent.FLAG_UPDATE_CURRENT);
1870    }
1871
1872    private PendingIntent createCallAction(String sessionId, final String action, int requestCode) {
1873        return pendingServiceIntent(
1874                mXmppConnectionService,
1875                action,
1876                requestCode,
1877                ImmutableMap.of(RtpSessionActivity.EXTRA_SESSION_ID, sessionId));
1878    }
1879
1880    private PendingIntent createSnoozeIntent(final Conversation conversation) {
1881        return pendingServiceIntent(
1882                mXmppConnectionService,
1883                XmppConnectionService.ACTION_SNOOZE,
1884                generateRequestCode(conversation, 22),
1885                ImmutableMap.of("uuid", conversation.getUuid()));
1886    }
1887
1888    private static PendingIntent pendingServiceIntent(
1889            final Context context, final String action, final int requestCode) {
1890        return pendingServiceIntent(context, action, requestCode, ImmutableMap.of());
1891    }
1892
1893    private static PendingIntent pendingServiceIntent(
1894            final Context context,
1895            final String action,
1896            final int requestCode,
1897            final Map<String, String> extras) {
1898        final Intent intent = new Intent(context, XmppConnectionService.class);
1899        intent.setAction(action);
1900        for (final Map.Entry<String, String> entry : extras.entrySet()) {
1901            intent.putExtra(entry.getKey(), entry.getValue());
1902        }
1903        return PendingIntent.getService(
1904                context,
1905                requestCode,
1906                intent,
1907                s()
1908                        ? PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1909                        : PendingIntent.FLAG_UPDATE_CURRENT);
1910    }
1911
1912    private boolean wasHighlightedOrPrivate(final Message message) {
1913        if (message.getConversation() instanceof Conversation) {
1914            Conversation conversation = (Conversation) message.getConversation();
1915            final MucOptions.User sender = conversation.getMucOptions().findUserByFullJid(message.getCounterpart());
1916            final boolean muted = message.getStatus() == Message.STATUS_RECEIVED && mXmppConnectionService.isMucUserMuted(new MucOptions.User(null, conversation.getJid(), message.getOccupantId(), null, null));
1917            if (muted) return false;
1918            if (sender != null && sender.getAffiliation().ranks(MucOptions.Affiliation.MEMBER) && message.isAttention()) {
1919                return true;
1920            }
1921            final String nick = conversation.getMucOptions().getActualNick();
1922            final Pattern highlight = generateNickHighlightPattern(nick);
1923            final String name = conversation.getMucOptions().getActualName();
1924            final Pattern highlightName = generateNickHighlightPattern(name);
1925            if (message.getBody() == null || (nick == null && name == null)) {
1926                return false;
1927            }
1928            final Matcher m = highlight.matcher(message.getBody());
1929            final Matcher m2 = highlightName.matcher(message.getBody());
1930            return (m.find() || m2.find() || message.isPrivateMessage());
1931        } else {
1932            return false;
1933        }
1934    }
1935
1936    private boolean wasReplyToMe(final Message message) {
1937       final Element reply = message.getReply();
1938       if (reply == null || reply.getAttribute("id") == null) return false;
1939       final Message parent = ((Conversation) message.getConversation()).findMessageWithRemoteIdAndCounterpart(reply.getAttribute("id"), null);
1940       if (parent == null) return false;
1941       return parent.getStatus() >= Message.STATUS_SEND;
1942    }
1943
1944    public void setOpenConversation(final Conversation conversation) {
1945        this.mOpenConversation = conversation;
1946    }
1947
1948    public void setIsInForeground(final boolean foreground) {
1949        this.mIsInForeground = foreground;
1950    }
1951
1952    private int getPixel(final int dp) {
1953        final DisplayMetrics metrics = mXmppConnectionService.getResources().getDisplayMetrics();
1954        return ((int) (dp * metrics.density));
1955    }
1956
1957    private void markLastNotification() {
1958        this.mLastNotification = SystemClock.elapsedRealtime();
1959    }
1960
1961    private boolean inMiniGracePeriod(final Account account) {
1962        final int miniGrace =
1963                account.getStatus() == Account.State.ONLINE
1964                        ? Config.MINI_GRACE_PERIOD
1965                        : Config.MINI_GRACE_PERIOD * 2;
1966        return SystemClock.elapsedRealtime() < (this.mLastNotification + miniGrace);
1967    }
1968
1969    Notification createForegroundNotification() {
1970        final Notification.Builder mBuilder = new Notification.Builder(mXmppConnectionService);
1971        mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.app_name));
1972        final List<Account> accounts = mXmppConnectionService.getAccounts();
1973        final int enabled;
1974        final int connected;
1975        if (accounts == null) {
1976            enabled = 0;
1977            connected = 0;
1978        } else {
1979            enabled = Iterables.size(Iterables.filter(accounts, Account::isEnabled));
1980            connected = Iterables.size(Iterables.filter(accounts, Account::isOnlineAndConnected));
1981        }
1982        mBuilder.setContentText(
1983                mXmppConnectionService.getString(R.string.connected_accounts, connected, enabled));
1984        final PendingIntent openIntent = createOpenConversationsIntent();
1985        if (openIntent != null) {
1986            mBuilder.setContentIntent(openIntent);
1987        }
1988        mBuilder.setWhen(0)
1989                .setPriority(Notification.PRIORITY_MIN)
1990                .setSmallIcon(connected > 0 ? R.drawable.ic_link_24dp : R.drawable.ic_link_off_24dp)
1991                .setLocalOnly(true);
1992
1993        if (Compatibility.runsTwentySix()) {
1994            mBuilder.setChannelId("foreground");
1995            mBuilder.addAction(
1996                    R.drawable.ic_logout_24dp,
1997                    mXmppConnectionService.getString(R.string.log_out),
1998                    pendingServiceIntent(
1999                            mXmppConnectionService,
2000                            XmppConnectionService.ACTION_TEMPORARILY_DISABLE,
2001                            87));
2002            mBuilder.addAction(
2003                    R.drawable.ic_notifications_off_24dp,
2004                    mXmppConnectionService.getString(R.string.hide_notification),
2005                    pendingNotificationSettingsIntent(mXmppConnectionService));
2006        }
2007
2008        return mBuilder.build();
2009    }
2010
2011    @RequiresApi(api = Build.VERSION_CODES.O)
2012    private static PendingIntent pendingNotificationSettingsIntent(final Context context) {
2013        final Intent intent = new Intent(Settings.ACTION_CHANNEL_NOTIFICATION_SETTINGS);
2014        intent.putExtra(Settings.EXTRA_APP_PACKAGE, context.getPackageName());
2015        intent.putExtra(Settings.EXTRA_CHANNEL_ID, "foreground");
2016        return PendingIntent.getActivity(
2017                context,
2018                89,
2019                intent,
2020                s()
2021                        ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
2022                        : PendingIntent.FLAG_UPDATE_CURRENT);
2023    }
2024
2025    private PendingIntent createOpenConversationsIntent() {
2026        try {
2027            return PendingIntent.getActivity(
2028                    mXmppConnectionService,
2029                    0,
2030                    new Intent(mXmppConnectionService, ConversationsActivity.class),
2031                    s()
2032                            ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
2033                            : PendingIntent.FLAG_UPDATE_CURRENT);
2034        } catch (RuntimeException e) {
2035            return null;
2036        }
2037    }
2038
2039    void updateErrorNotification() {
2040        if (Config.SUPPRESS_ERROR_NOTIFICATION) {
2041            cancel(ERROR_NOTIFICATION_ID);
2042            return;
2043        }
2044        final boolean showAllErrors = QuickConversationsService.isConversations();
2045        final List<Account> errors = new ArrayList<>();
2046        boolean torNotAvailable = false;
2047        for (final Account account : mXmppConnectionService.getAccounts()) {
2048            if (account.hasErrorStatus()
2049                    && account.showErrorNotification()
2050                    && (showAllErrors
2051                            || account.getLastErrorStatus() == Account.State.UNAUTHORIZED)) {
2052                errors.add(account);
2053                torNotAvailable |= account.getStatus() == Account.State.TOR_NOT_AVAILABLE;
2054            }
2055        }
2056        if (mXmppConnectionService.foregroundNotificationNeedsUpdatingWhenErrorStateChanges()) {
2057            try {
2058                notify(FOREGROUND_NOTIFICATION_ID, createForegroundNotification());
2059            } catch (final RuntimeException e) {
2060                Log.d(
2061                        Config.LOGTAG,
2062                        "not refreshing foreground service notification because service has died",
2063                        e);
2064            }
2065        }
2066        final Notification.Builder mBuilder = new Notification.Builder(mXmppConnectionService);
2067        if (errors.isEmpty()) {
2068            cancel(ERROR_NOTIFICATION_ID);
2069            return;
2070        } else if (errors.size() == 1) {
2071            mBuilder.setContentTitle(
2072                    mXmppConnectionService.getString(R.string.problem_connecting_to_account));
2073            mBuilder.setContentText(errors.get(0).getJid().asBareJid().toEscapedString());
2074        } else {
2075            mBuilder.setContentTitle(
2076                    mXmppConnectionService.getString(R.string.problem_connecting_to_accounts));
2077            mBuilder.setContentText(mXmppConnectionService.getString(R.string.touch_to_fix));
2078        }
2079        try {
2080            mBuilder.addAction(
2081                    R.drawable.ic_autorenew_24dp,
2082                    mXmppConnectionService.getString(R.string.try_again),
2083                    pendingServiceIntent(
2084                            mXmppConnectionService, XmppConnectionService.ACTION_TRY_AGAIN, 45));
2085            mBuilder.setDeleteIntent(
2086                    pendingServiceIntent(
2087                            mXmppConnectionService,
2088                            XmppConnectionService.ACTION_DISMISS_ERROR_NOTIFICATIONS,
2089                            69));
2090        } catch (final RuntimeException e) {
2091            Log.d(
2092                    Config.LOGTAG,
2093                    "not including some actions in error notification because service has died",
2094                    e);
2095        }
2096        if (torNotAvailable) {
2097            if (TorServiceUtils.isOrbotInstalled(mXmppConnectionService)) {
2098                mBuilder.addAction(
2099                        R.drawable.ic_play_circle_24dp,
2100                        mXmppConnectionService.getString(R.string.start_orbot),
2101                        PendingIntent.getActivity(
2102                                mXmppConnectionService,
2103                                147,
2104                                TorServiceUtils.LAUNCH_INTENT,
2105                                s()
2106                                        ? PendingIntent.FLAG_IMMUTABLE
2107                                                | PendingIntent.FLAG_UPDATE_CURRENT
2108                                        : PendingIntent.FLAG_UPDATE_CURRENT));
2109            } else {
2110                mBuilder.addAction(
2111                        R.drawable.ic_download_24dp,
2112                        mXmppConnectionService.getString(R.string.install_orbot),
2113                        PendingIntent.getActivity(
2114                                mXmppConnectionService,
2115                                146,
2116                                TorServiceUtils.INSTALL_INTENT,
2117                                s()
2118                                        ? PendingIntent.FLAG_IMMUTABLE
2119                                                | PendingIntent.FLAG_UPDATE_CURRENT
2120                                        : PendingIntent.FLAG_UPDATE_CURRENT));
2121            }
2122        }
2123        mBuilder.setVisibility(Notification.VISIBILITY_PRIVATE);
2124        mBuilder.setSmallIcon(R.drawable.ic_warning_24dp);
2125        mBuilder.setLocalOnly(true);
2126        mBuilder.setPriority(Notification.PRIORITY_LOW);
2127        final Intent intent;
2128        if (AccountUtils.MANAGE_ACCOUNT_ACTIVITY != null) {
2129            intent = new Intent(mXmppConnectionService, AccountUtils.MANAGE_ACCOUNT_ACTIVITY);
2130        } else {
2131            intent = new Intent(mXmppConnectionService, EditAccountActivity.class);
2132            intent.putExtra("jid", errors.get(0).getJid().asBareJid().toEscapedString());
2133            intent.putExtra(EditAccountActivity.EXTRA_OPENED_FROM_NOTIFICATION, true);
2134        }
2135        mBuilder.setContentIntent(
2136                PendingIntent.getActivity(
2137                        mXmppConnectionService,
2138                        145,
2139                        intent,
2140                        s()
2141                                ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
2142                                : PendingIntent.FLAG_UPDATE_CURRENT));
2143        if (Compatibility.runsTwentySix()) {
2144            mBuilder.setChannelId("error");
2145        }
2146        notify(ERROR_NOTIFICATION_ID, mBuilder.build());
2147    }
2148
2149    void updateFileAddingNotification(final int current, final Message message) {
2150
2151        final Notification notification = videoTranscoding(current, message);
2152        notify(ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID, notification);
2153    }
2154
2155    private Notification videoTranscoding(final int current, @Nullable final Message message) {
2156        final Notification.Builder builder = new Notification.Builder(mXmppConnectionService);
2157        builder.setContentTitle(mXmppConnectionService.getString(R.string.transcoding_video));
2158        if (current >= 0) {
2159            builder.setProgress(100, current, false);
2160        } else {
2161            builder.setProgress(100, 0, true);
2162        }
2163        builder.setSmallIcon(R.drawable.ic_hourglass_top_24dp);
2164        if (message != null) {
2165            builder.setContentIntent(createContentIntent(message.getConversation()));
2166        }
2167        builder.setOngoing(true);
2168        if (Compatibility.runsTwentySix()) {
2169            builder.setChannelId("compression");
2170        }
2171        return builder.build();
2172    }
2173
2174    public Notification getIndeterminateVideoTranscoding() {
2175        return videoTranscoding(-1, null);
2176    }
2177
2178    private void notify(final String tag, final int id, final Notification notification) {
2179        if (ActivityCompat.checkSelfPermission(
2180                        mXmppConnectionService, Manifest.permission.POST_NOTIFICATIONS)
2181                != PackageManager.PERMISSION_GRANTED) {
2182            return;
2183        }
2184        final var notificationManager =
2185                mXmppConnectionService.getSystemService(NotificationManager.class);
2186        try {
2187            notificationManager.notify(tag, id, notification);
2188        } catch (final RuntimeException e) {
2189            Log.d(Config.LOGTAG, "unable to make notification", e);
2190        }
2191    }
2192
2193    public void notify(final int id, final Notification notification) {
2194        if (ActivityCompat.checkSelfPermission(
2195                        mXmppConnectionService, Manifest.permission.POST_NOTIFICATIONS)
2196                != PackageManager.PERMISSION_GRANTED) {
2197            return;
2198        }
2199        final var notificationManager =
2200                mXmppConnectionService.getSystemService(NotificationManager.class);
2201        try {
2202            notificationManager.notify(id, notification);
2203        } catch (final RuntimeException e) {
2204            Log.d(Config.LOGTAG, "unable to make notification", e);
2205        }
2206    }
2207
2208    public void cancel(final int id) {
2209        final NotificationManagerCompat notificationManager =
2210                NotificationManagerCompat.from(mXmppConnectionService);
2211        try {
2212            notificationManager.cancel(id);
2213        } catch (RuntimeException e) {
2214            Log.d(Config.LOGTAG, "unable to cancel notification", e);
2215        }
2216    }
2217
2218    private void cancel(String tag, int id) {
2219        final NotificationManagerCompat notificationManager =
2220                NotificationManagerCompat.from(mXmppConnectionService);
2221        try {
2222            notificationManager.cancel(tag, id);
2223        } catch (RuntimeException e) {
2224            Log.d(Config.LOGTAG, "unable to cancel notification", e);
2225        }
2226    }
2227
2228    private static class MissedCallsInfo {
2229        private int numberOfCalls;
2230        private long lastTime;
2231
2232        MissedCallsInfo(final long time) {
2233            numberOfCalls = 1;
2234            lastTime = time;
2235        }
2236
2237        public void newMissedCall(final long time) {
2238            ++numberOfCalls;
2239            lastTime = time;
2240        }
2241
2242        public boolean removeMissedCall() {
2243            --numberOfCalls;
2244            return numberOfCalls <= 0;
2245        }
2246
2247        public int getNumberOfCalls() {
2248            return numberOfCalls;
2249        }
2250
2251        public long getLastTime() {
2252            return lastTime;
2253        }
2254    }
2255}