XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.app.AlarmManager;
   9import android.app.KeyguardManager;
  10import android.app.Notification;
  11import android.app.NotificationManager;
  12import android.app.PendingIntent;
  13import android.app.Service;
  14import android.content.BroadcastReceiver;
  15import android.content.ComponentName;
  16import android.content.Context;
  17import android.content.Intent;
  18import android.content.IntentFilter;
  19import android.content.SharedPreferences;
  20import android.content.pm.PackageManager;
  21import android.content.pm.ServiceInfo;
  22import android.database.ContentObserver;
  23import android.graphics.Bitmap;
  24import android.media.AudioManager;
  25import android.net.ConnectivityManager;
  26import android.net.Network;
  27import android.net.NetworkCapabilities;
  28import android.net.NetworkInfo;
  29import android.net.Uri;
  30import android.os.Binder;
  31import android.os.Build;
  32import android.os.Bundle;
  33import android.os.Environment;
  34import android.os.IBinder;
  35import android.os.Messenger;
  36import android.os.PowerManager;
  37import android.os.PowerManager.WakeLock;
  38import android.os.SystemClock;
  39import android.preference.PreferenceManager;
  40import android.provider.ContactsContract;
  41import android.security.KeyChain;
  42import android.text.TextUtils;
  43import android.util.DisplayMetrics;
  44import android.util.Log;
  45import android.util.LruCache;
  46import android.util.Pair;
  47import androidx.annotation.BoolRes;
  48import androidx.annotation.IntegerRes;
  49import androidx.annotation.NonNull;
  50import androidx.annotation.Nullable;
  51import androidx.core.app.RemoteInput;
  52import androidx.core.content.ContextCompat;
  53import com.google.common.base.Objects;
  54import com.google.common.base.Optional;
  55import com.google.common.base.Strings;
  56import com.google.common.collect.Collections2;
  57import com.google.common.collect.ImmutableMap;
  58import com.google.common.collect.ImmutableSet;
  59import com.google.common.collect.Iterables;
  60import com.google.common.collect.Maps;
  61import eu.siacs.conversations.AppSettings;
  62import eu.siacs.conversations.Config;
  63import eu.siacs.conversations.R;
  64import eu.siacs.conversations.android.JabberIdContact;
  65import eu.siacs.conversations.crypto.OmemoSetting;
  66import eu.siacs.conversations.crypto.PgpDecryptionService;
  67import eu.siacs.conversations.crypto.PgpEngine;
  68import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  69import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  70import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  71import eu.siacs.conversations.entities.Account;
  72import eu.siacs.conversations.entities.Blockable;
  73import eu.siacs.conversations.entities.Bookmark;
  74import eu.siacs.conversations.entities.Contact;
  75import eu.siacs.conversations.entities.Conversation;
  76import eu.siacs.conversations.entities.Conversational;
  77import eu.siacs.conversations.entities.Message;
  78import eu.siacs.conversations.entities.MucOptions;
  79import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
  80import eu.siacs.conversations.entities.Presence;
  81import eu.siacs.conversations.entities.PresenceTemplate;
  82import eu.siacs.conversations.entities.Reaction;
  83import eu.siacs.conversations.entities.Roster;
  84import eu.siacs.conversations.entities.ServiceDiscoveryResult;
  85import eu.siacs.conversations.generator.AbstractGenerator;
  86import eu.siacs.conversations.generator.IqGenerator;
  87import eu.siacs.conversations.generator.MessageGenerator;
  88import eu.siacs.conversations.generator.PresenceGenerator;
  89import eu.siacs.conversations.http.HttpConnectionManager;
  90import eu.siacs.conversations.parser.AbstractParser;
  91import eu.siacs.conversations.parser.IqParser;
  92import eu.siacs.conversations.persistance.DatabaseBackend;
  93import eu.siacs.conversations.persistance.FileBackend;
  94import eu.siacs.conversations.persistance.UnifiedPushDatabase;
  95import eu.siacs.conversations.receiver.SystemEventReceiver;
  96import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
  97import eu.siacs.conversations.ui.ConversationsActivity;
  98import eu.siacs.conversations.ui.RtpSessionActivity;
  99import eu.siacs.conversations.ui.UiCallback;
 100import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 101import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 102import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 103import eu.siacs.conversations.utils.AccountUtils;
 104import eu.siacs.conversations.utils.Compatibility;
 105import eu.siacs.conversations.utils.ConversationsFileObserver;
 106import eu.siacs.conversations.utils.CryptoHelper;
 107import eu.siacs.conversations.utils.EasyOnboardingInvite;
 108import eu.siacs.conversations.utils.Emoticons;
 109import eu.siacs.conversations.utils.MimeUtils;
 110import eu.siacs.conversations.utils.PhoneHelper;
 111import eu.siacs.conversations.utils.QuickLoader;
 112import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 113import eu.siacs.conversations.utils.ReplacingTaskManager;
 114import eu.siacs.conversations.utils.Resolver;
 115import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 116import eu.siacs.conversations.utils.StringUtils;
 117import eu.siacs.conversations.utils.TorServiceUtils;
 118import eu.siacs.conversations.utils.WakeLockHelper;
 119import eu.siacs.conversations.utils.XmppUri;
 120import eu.siacs.conversations.xml.Element;
 121import eu.siacs.conversations.xml.LocalizedContent;
 122import eu.siacs.conversations.xml.Namespace;
 123import eu.siacs.conversations.xmpp.Jid;
 124import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 125import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 126import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 127import eu.siacs.conversations.xmpp.OnStatusChanged;
 128import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 129import eu.siacs.conversations.xmpp.XmppConnection;
 130import eu.siacs.conversations.xmpp.chatstate.ChatState;
 131import eu.siacs.conversations.xmpp.forms.Data;
 132import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 133import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 134import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 135import eu.siacs.conversations.xmpp.jingle.Media;
 136import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 137import eu.siacs.conversations.xmpp.mam.MamReference;
 138import eu.siacs.conversations.xmpp.pep.Avatar;
 139import eu.siacs.conversations.xmpp.pep.PublishOptions;
 140import im.conversations.android.xmpp.model.avatar.Metadata;
 141import im.conversations.android.xmpp.model.bookmark.Storage;
 142import im.conversations.android.xmpp.model.mds.Displayed;
 143import im.conversations.android.xmpp.model.pubsub.PubSub;
 144import im.conversations.android.xmpp.model.stanza.Iq;
 145import im.conversations.android.xmpp.model.storage.PrivateStorage;
 146import java.io.File;
 147import java.security.Security;
 148import java.security.cert.CertificateException;
 149import java.security.cert.X509Certificate;
 150import java.util.ArrayList;
 151import java.util.Arrays;
 152import java.util.Collection;
 153import java.util.Collections;
 154import java.util.HashSet;
 155import java.util.Iterator;
 156import java.util.List;
 157import java.util.ListIterator;
 158import java.util.Map;
 159import java.util.Set;
 160import java.util.WeakHashMap;
 161import java.util.concurrent.CopyOnWriteArrayList;
 162import java.util.concurrent.CountDownLatch;
 163import java.util.concurrent.Executor;
 164import java.util.concurrent.Executors;
 165import java.util.concurrent.RejectedExecutionException;
 166import java.util.concurrent.ScheduledExecutorService;
 167import java.util.concurrent.TimeUnit;
 168import java.util.concurrent.atomic.AtomicBoolean;
 169import java.util.concurrent.atomic.AtomicLong;
 170import java.util.concurrent.atomic.AtomicReference;
 171import java.util.function.Consumer;
 172import me.leolin.shortcutbadger.ShortcutBadger;
 173import org.conscrypt.Conscrypt;
 174import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
 175import org.openintents.openpgp.IOpenPgpService2;
 176import org.openintents.openpgp.util.OpenPgpApi;
 177import org.openintents.openpgp.util.OpenPgpServiceConnection;
 178
 179public class XmppConnectionService extends Service {
 180
 181    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 182    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 183    public static final String ACTION_SNOOZE = "snooze";
 184    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 185    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION =
 186            "clear_missed_call_notification";
 187    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 188    public static final String ACTION_TRY_AGAIN = "try_again";
 189
 190    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 191    public static final String ACTION_PING = "ping";
 192    public static final String ACTION_IDLE_PING = "idle_ping";
 193    public static final String ACTION_INTERNAL_PING = "internal_ping";
 194    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 195    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 196    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 197    public static final String ACTION_END_CALL = "end_call";
 198    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 199    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED =
 200            "call_integration_service_started";
 201    private static final String ACTION_POST_CONNECTIVITY_CHANGE =
 202            "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 203    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS =
 204            "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 205    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 206
 207    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 208
 209    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 210    private static final Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 211    public static final Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 212
 213    private final ScheduledExecutorService internalPingExecutor =
 214            Executors.newSingleThreadScheduledExecutor();
 215    private static final SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR =
 216            new SerialSingleThreadExecutor("VideoCompression");
 217    private final SerialSingleThreadExecutor mDatabaseWriterExecutor =
 218            new SerialSingleThreadExecutor("DatabaseWriter");
 219    private final SerialSingleThreadExecutor mDatabaseReaderExecutor =
 220            new SerialSingleThreadExecutor("DatabaseReader");
 221    private final SerialSingleThreadExecutor mNotificationExecutor =
 222            new SerialSingleThreadExecutor("NotificationExecutor");
 223    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 224    private final IBinder mBinder = new XmppConnectionBinder();
 225    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 226    private final IqGenerator mIqGenerator = new IqGenerator(this);
 227    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 228    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 229    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 230    private final Consumer<Iq> mDefaultIqHandler =
 231            (packet) -> {
 232                if (packet.getType() != Iq.Type.RESULT) {
 233                    final var error = packet.getError();
 234                    String text = error != null ? error.findChildContent("text") : null;
 235                    if (text != null) {
 236                        Log.d(Config.LOGTAG, "received iq error: " + text);
 237                    }
 238                }
 239            };
 240    public DatabaseBackend databaseBackend;
 241    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor =
 242            new ReplacingSerialSingleThreadExecutor("ContactMerger");
 243    private long mLastActivity = 0;
 244
 245    private final AppSettings appSettings = new AppSettings(this);
 246    private final FileBackend fileBackend = new FileBackend(this);
 247    private MemorizingTrustManager mMemorizingTrustManager;
 248    private final NotificationService mNotificationService = new NotificationService(this);
 249    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 250    private final ChannelDiscoveryService mChannelDiscoveryService =
 251            new ChannelDiscoveryService(this);
 252    private final ShortcutService mShortcutService = new ShortcutService(this);
 253    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 254    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 255    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 256    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 257    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 258    public OnContactStatusChanged onContactStatusChanged =
 259            (contact, online) -> {
 260                final var conversation = find(contact);
 261                if (conversation == null) {
 262                    return;
 263                }
 264                if (online) {
 265                    if (contact.getPresences().size() == 1) {
 266                        sendUnsentMessages(conversation);
 267                    }
 268                }
 269            };
 270    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 271    private List<Account> accounts;
 272    private final JingleConnectionManager mJingleConnectionManager =
 273            new JingleConnectionManager(this);
 274    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 275    private final AvatarService mAvatarService = new AvatarService(this);
 276    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 277    private final PushManagementService mPushManagementService = new PushManagementService(this);
 278    private final QuickConversationsService mQuickConversationsService =
 279            new QuickConversationsService(this);
 280    private final ConversationsFileObserver fileObserver =
 281            new ConversationsFileObserver(
 282                    Environment.getExternalStorageDirectory().getAbsolutePath()) {
 283                @Override
 284                public void onEvent(final int event, final File file) {
 285                    markFileDeleted(file);
 286                }
 287            };
 288    private final OnMessageAcknowledged mOnMessageAcknowledgedListener =
 289            new OnMessageAcknowledged() {
 290
 291                @Override
 292                public boolean onMessageAcknowledged(
 293                        final Account account, final Jid to, final String id) {
 294                    if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 295                        final String sessionId =
 296                                id.substring(
 297                                        JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX
 298                                                .length());
 299                        mJingleConnectionManager.updateProposedSessionDiscovered(
 300                                account,
 301                                to,
 302                                sessionId,
 303                                JingleConnectionManager.DeviceDiscoveryState
 304                                        .SEARCHING_ACKNOWLEDGED);
 305                    }
 306
 307                    final Jid bare = to.asBareJid();
 308
 309                    for (final Conversation conversation : getConversations()) {
 310                        if (conversation.getAccount() == account
 311                                && conversation.getJid().asBareJid().equals(bare)) {
 312                            final Message message = conversation.findUnsentMessageWithUuid(id);
 313                            if (message != null) {
 314                                message.setStatus(Message.STATUS_SEND);
 315                                message.setErrorMessage(null);
 316                                databaseBackend.updateMessage(message, false);
 317                                return true;
 318                            }
 319                        }
 320                    }
 321                    return false;
 322                }
 323            };
 324
 325    private boolean destroyed = false;
 326
 327    private int unreadCount = -1;
 328
 329    // Ui callback listeners
 330    private final Set<OnConversationUpdate> mOnConversationUpdates =
 331            Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 332    private final Set<OnShowErrorToast> mOnShowErrorToasts =
 333            Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 334    private final Set<OnAccountUpdate> mOnAccountUpdates =
 335            Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 336    private final Set<OnCaptchaRequested> mOnCaptchaRequested =
 337            Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 338    private final Set<OnRosterUpdate> mOnRosterUpdates =
 339            Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 340    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist =
 341            Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 342    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate =
 343            Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 344    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated =
 345            Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 346    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate =
 347            Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 348
 349    private final Object LISTENER_LOCK = new Object();
 350
 351    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 352
 353    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 354    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache =
 355            new LruCache<>(20);
 356    private final OnStatusChanged statusListener =
 357            new OnStatusChanged() {
 358
 359                @Override
 360                public void onStatusChanged(final Account account) {
 361                    XmppConnection connection = account.getXmppConnection();
 362                    updateAccountUi();
 363
 364                    if (account.getStatus() == Account.State.ONLINE
 365                            || account.getStatus().isError()) {
 366                        mQuickConversationsService.signalAccountStateChange();
 367                    }
 368
 369                    if (account.getStatus() == Account.State.ONLINE) {
 370                        synchronized (mLowPingTimeoutMode) {
 371                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 372                                Log.d(
 373                                        Config.LOGTAG,
 374                                        account.getJid().asBareJid()
 375                                                + ": leaving low ping timeout mode");
 376                            }
 377                        }
 378                        if (account.setShowErrorNotification(true)) {
 379                            databaseBackend.updateAccount(account);
 380                        }
 381                        mMessageArchiveService.executePendingQueries(account);
 382                        if (connection != null && connection.getFeatures().csi()) {
 383                            if (checkListeners()) {
 384                                Log.d(
 385                                        Config.LOGTAG,
 386                                        account.getJid().asBareJid() + " sending csi//inactive");
 387                                connection.sendInactive();
 388                            } else {
 389                                Log.d(
 390                                        Config.LOGTAG,
 391                                        account.getJid().asBareJid() + " sending csi//active");
 392                                connection.sendActive();
 393                            }
 394                        }
 395                        List<Conversation> conversations = getConversations();
 396                        for (Conversation conversation : conversations) {
 397                            final boolean inProgressJoin;
 398                            synchronized (account.inProgressConferenceJoins) {
 399                                inProgressJoin =
 400                                        account.inProgressConferenceJoins.contains(conversation);
 401                            }
 402                            final boolean pendingJoin;
 403                            synchronized (account.pendingConferenceJoins) {
 404                                pendingJoin = account.pendingConferenceJoins.contains(conversation);
 405                            }
 406                            if (conversation.getAccount() == account
 407                                    && !pendingJoin
 408                                    && !inProgressJoin) {
 409                                sendUnsentMessages(conversation);
 410                            }
 411                        }
 412                        final List<Conversation> pendingLeaves;
 413                        synchronized (account.pendingConferenceLeaves) {
 414                            pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 415                            account.pendingConferenceLeaves.clear();
 416                        }
 417                        for (Conversation conversation : pendingLeaves) {
 418                            leaveMuc(conversation);
 419                        }
 420                        final List<Conversation> pendingJoins;
 421                        synchronized (account.pendingConferenceJoins) {
 422                            pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 423                            account.pendingConferenceJoins.clear();
 424                        }
 425                        for (Conversation conversation : pendingJoins) {
 426                            joinMuc(conversation);
 427                        }
 428                        scheduleWakeUpCall(
 429                                Config.PING_MAX_INTERVAL * 1000L, account.getUuid().hashCode());
 430                    } else if (account.getStatus() == Account.State.OFFLINE
 431                            || account.getStatus() == Account.State.DISABLED
 432                            || account.getStatus() == Account.State.LOGGED_OUT) {
 433                        resetSendingToWaiting(account);
 434                        if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 435                            Log.d(
 436                                    Config.LOGTAG,
 437                                    account.getJid().asBareJid()
 438                                            + ": went into offline state during low ping mode."
 439                                            + " reconnecting now");
 440                            reconnectAccount(account, true, false);
 441                        } else {
 442                            final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 443                            scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 444                        }
 445                    } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 446                        databaseBackend.updateAccount(account);
 447                        reconnectAccount(account, true, false);
 448                    } else if (account.getStatus() != Account.State.CONNECTING
 449                            && account.getStatus() != Account.State.NO_INTERNET) {
 450                        resetSendingToWaiting(account);
 451                        if (connection != null && account.getStatus().isAttemptReconnect()) {
 452                            final boolean aggressive =
 453                                    account.getStatus() == Account.State.SEE_OTHER_HOST
 454                                            || hasJingleRtpConnection(account);
 455                            final int next = connection.getTimeToNextAttempt(aggressive);
 456                            final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 457                            if (next <= 0) {
 458                                Log.d(
 459                                        Config.LOGTAG,
 460                                        account.getJid().asBareJid()
 461                                                + ": error connecting account. reconnecting now."
 462                                                + " lowPingTimeout="
 463                                                + lowPingTimeoutMode);
 464                                reconnectAccount(account, true, false);
 465                            } else {
 466                                final int attempt = connection.getAttempt() + 1;
 467                                Log.d(
 468                                        Config.LOGTAG,
 469                                        account.getJid().asBareJid()
 470                                                + ": error connecting account. try again in "
 471                                                + next
 472                                                + "s for the "
 473                                                + attempt
 474                                                + " time. lowPingTimeout="
 475                                                + lowPingTimeoutMode
 476                                                + ", aggressive="
 477                                                + aggressive);
 478                                scheduleWakeUpCall(next, account.getUuid().hashCode());
 479                                if (aggressive) {
 480                                    internalPingExecutor.schedule(
 481                                            XmppConnectionService.this
 482                                                    ::manageAccountConnectionStatesInternal,
 483                                            (next * 1000L) + 50,
 484                                            TimeUnit.MILLISECONDS);
 485                                }
 486                            }
 487                        }
 488                    }
 489                    getNotificationService().updateErrorNotification();
 490                }
 491            };
 492    private OpenPgpServiceConnection pgpServiceConnection;
 493    private PgpEngine mPgpEngine = null;
 494    private WakeLock wakeLock;
 495    private LruCache<String, Bitmap> mBitmapCache;
 496    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 497    private final BroadcastReceiver mInternalRestrictedEventReceiver =
 498            new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 499    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 500
 501    private static String generateFetchKey(Account account, final Avatar avatar) {
 502        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 503    }
 504
 505    private boolean isInLowPingTimeoutMode(Account account) {
 506        synchronized (mLowPingTimeoutMode) {
 507            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 508        }
 509    }
 510
 511    public void startOngoingVideoTranscodingForegroundNotification() {
 512        mOngoingVideoTranscoding.set(true);
 513        toggleForegroundService();
 514    }
 515
 516    public void stopOngoingVideoTranscodingForegroundNotification() {
 517        mOngoingVideoTranscoding.set(false);
 518        toggleForegroundService();
 519    }
 520
 521    public boolean areMessagesInitialized() {
 522        return this.restoredFromDatabaseLatch.getCount() == 0;
 523    }
 524
 525    public PgpEngine getPgpEngine() {
 526        if (!Config.supportOpenPgp()) {
 527            return null;
 528        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 529            if (this.mPgpEngine == null) {
 530                this.mPgpEngine =
 531                        new PgpEngine(
 532                                new OpenPgpApi(
 533                                        getApplicationContext(), pgpServiceConnection.getService()),
 534                                this);
 535            }
 536            return mPgpEngine;
 537        } else {
 538            return null;
 539        }
 540    }
 541
 542    public OpenPgpApi getOpenPgpApi() {
 543        if (!Config.supportOpenPgp()) {
 544            return null;
 545        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 546            return new OpenPgpApi(this, pgpServiceConnection.getService());
 547        } else {
 548            return null;
 549        }
 550    }
 551
 552    public AppSettings getAppSettings() {
 553        return this.appSettings;
 554    }
 555
 556    public FileBackend getFileBackend() {
 557        return this.fileBackend;
 558    }
 559
 560    public AvatarService getAvatarService() {
 561        return this.mAvatarService;
 562    }
 563
 564    public void attachLocationToConversation(
 565            final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 566        int encryption = conversation.getNextEncryption();
 567        if (encryption == Message.ENCRYPTION_PGP) {
 568            encryption = Message.ENCRYPTION_DECRYPTED;
 569        }
 570        Message message = new Message(conversation, uri.toString(), encryption);
 571        Message.configurePrivateMessage(message);
 572        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 573            getPgpEngine().encrypt(message, callback);
 574        } else {
 575            sendMessage(message);
 576            callback.success(message);
 577        }
 578    }
 579
 580    public void attachFileToConversation(
 581            final Conversation conversation,
 582            final Uri uri,
 583            final String type,
 584            final UiCallback<Message> callback) {
 585        final Message message;
 586        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 587            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 588        } else {
 589            message = new Message(conversation, "", conversation.getNextEncryption());
 590        }
 591        if (!Message.configurePrivateFileMessage(message)) {
 592            message.setCounterpart(conversation.getNextCounterpart());
 593            message.setType(Message.TYPE_FILE);
 594        }
 595        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 596        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 597        final AttachFileToConversationRunnable runnable =
 598                new AttachFileToConversationRunnable(this, uri, type, message, callback);
 599        if (runnable.isVideoMessage()) {
 600            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 601        } else {
 602            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 603        }
 604    }
 605
 606    public void attachImageToConversation(
 607            final Conversation conversation,
 608            final Uri uri,
 609            final String type,
 610            final UiCallback<Message> callback) {
 611        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 612        final String compressPictures = getCompressPicturesPreference();
 613
 614        if ("never".equals(compressPictures)
 615                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 616                || (mimeType != null && mimeType.endsWith("/gif"))
 617                || getFileBackend().unusualBounds(uri)) {
 618            Log.d(
 619                    Config.LOGTAG,
 620                    conversation.getAccount().getJid().asBareJid()
 621                            + ": not compressing picture. sending as file");
 622            attachFileToConversation(conversation, uri, mimeType, callback);
 623            return;
 624        }
 625        final Message message;
 626        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 627            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 628        } else {
 629            message = new Message(conversation, "", conversation.getNextEncryption());
 630        }
 631        if (!Message.configurePrivateFileMessage(message)) {
 632            message.setCounterpart(conversation.getNextCounterpart());
 633            message.setType(Message.TYPE_IMAGE);
 634        }
 635        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 636        FILE_ATTACHMENT_EXECUTOR.execute(
 637                () -> {
 638                    try {
 639                        getFileBackend().copyImageToPrivateStorage(message, uri);
 640                    } catch (FileBackend.ImageCompressionException e) {
 641                        Log.d(
 642                                Config.LOGTAG,
 643                                "unable to compress image. fall back to file transfer",
 644                                e);
 645                        attachFileToConversation(conversation, uri, mimeType, callback);
 646                        return;
 647                    } catch (final FileBackend.FileCopyException e) {
 648                        callback.error(e.getResId(), message);
 649                        return;
 650                    }
 651                    if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 652                        final PgpEngine pgpEngine = getPgpEngine();
 653                        if (pgpEngine != null) {
 654                            pgpEngine.encrypt(message, callback);
 655                        } else if (callback != null) {
 656                            callback.error(R.string.unable_to_connect_to_keychain, null);
 657                        }
 658                    } else {
 659                        sendMessage(message);
 660                        callback.success(message);
 661                    }
 662                });
 663    }
 664
 665    public Conversation find(Bookmark bookmark) {
 666        return find(bookmark.getAccount(), bookmark.getJid());
 667    }
 668
 669    public Conversation find(final Account account, final Jid jid) {
 670        return find(getConversations(), account, jid);
 671    }
 672
 673    public boolean isMuc(final Account account, final Jid jid) {
 674        final Conversation c = find(account, jid);
 675        return c != null && c.getMode() == Conversational.MODE_MULTI;
 676    }
 677
 678    public void search(
 679            final List<String> term,
 680            final String uuid,
 681            final OnSearchResultsAvailable onSearchResultsAvailable) {
 682        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 683    }
 684
 685    @Override
 686    public int onStartCommand(final Intent intent, int flags, int startId) {
 687        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 688        final boolean needsForegroundService =
 689                intent != null
 690                        && intent.getBooleanExtra(
 691                                SystemEventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 692        if (needsForegroundService) {
 693            Log.d(
 694                    Config.LOGTAG,
 695                    "toggle forced foreground service after receiving event (action="
 696                            + action
 697                            + ")");
 698            toggleForegroundService(true);
 699        }
 700        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 701        switch (action) {
 702            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 703                mQuickConversationsService.handleSmsReceived(intent);
 704                break;
 705            case ConnectivityManager.CONNECTIVITY_ACTION:
 706                if (hasInternetConnection()) {
 707                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 708                        schedulePostConnectivityChange();
 709                    }
 710                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 711                        resetAllAttemptCounts(true, false);
 712                    }
 713                    Resolver.clearCache();
 714                }
 715                break;
 716            case Intent.ACTION_SHUTDOWN:
 717                logoutAndSave(true);
 718                return START_NOT_STICKY;
 719            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 720                mNotificationExecutor.execute(
 721                        () -> {
 722                            try {
 723                                final Conversation c = findConversationByUuid(uuid);
 724                                if (c != null) {
 725                                    mNotificationService.clearMessages(c);
 726                                } else {
 727                                    mNotificationService.clearMessages();
 728                                }
 729                                restoredFromDatabaseLatch.await();
 730
 731                            } catch (InterruptedException e) {
 732                                Log.d(
 733                                        Config.LOGTAG,
 734                                        "unable to process clear message notification");
 735                            }
 736                        });
 737                break;
 738            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 739                mNotificationExecutor.execute(
 740                        () -> {
 741                            try {
 742                                final Conversation c = findConversationByUuid(uuid);
 743                                if (c != null) {
 744                                    mNotificationService.clearMissedCalls(c);
 745                                } else {
 746                                    mNotificationService.clearMissedCalls();
 747                                }
 748                                restoredFromDatabaseLatch.await();
 749
 750                            } catch (InterruptedException e) {
 751                                Log.d(
 752                                        Config.LOGTAG,
 753                                        "unable to process clear missed call notification");
 754                            }
 755                        });
 756                break;
 757            case ACTION_DISMISS_CALL:
 758                {
 759                    if (intent == null) {
 760                        break;
 761                    }
 762                    final String sessionId =
 763                            intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 764                    Log.d(
 765                            Config.LOGTAG,
 766                            "received intent to dismiss call with session id " + sessionId);
 767                    mJingleConnectionManager.rejectRtpSession(sessionId);
 768                    break;
 769                }
 770            case TorServiceUtils.ACTION_STATUS:
 771                final String status =
 772                        intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 773                // TODO port and host are in 'extras' - but this may not be a reliable source?
 774                if ("ON".equals(status)) {
 775                    handleOrbotStartedEvent();
 776                    return START_STICKY;
 777                }
 778                break;
 779            case ACTION_END_CALL:
 780                {
 781                    if (intent == null) {
 782                        break;
 783                    }
 784                    final String sessionId =
 785                            intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 786                    Log.d(
 787                            Config.LOGTAG,
 788                            "received intent to end call with session id " + sessionId);
 789                    mJingleConnectionManager.endRtpSession(sessionId);
 790                }
 791                break;
 792            case ACTION_PROVISION_ACCOUNT:
 793                {
 794                    if (intent == null) {
 795                        break;
 796                    }
 797                    final String address = intent.getStringExtra("address");
 798                    final String password = intent.getStringExtra("password");
 799                    if (QuickConversationsService.isQuicksy()
 800                            || Strings.isNullOrEmpty(address)
 801                            || Strings.isNullOrEmpty(password)) {
 802                        break;
 803                    }
 804                    provisionAccount(address, password);
 805                    break;
 806                }
 807            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 808                dismissErrorNotifications();
 809                break;
 810            case ACTION_TRY_AGAIN:
 811                resetAllAttemptCounts(false, true);
 812                break;
 813            case ACTION_REPLY_TO_CONVERSATION:
 814                final Bundle remoteInput =
 815                        intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 816                if (remoteInput == null) {
 817                    break;
 818                }
 819                final CharSequence body = remoteInput.getCharSequence("text_reply");
 820                final boolean dismissNotification =
 821                        intent.getBooleanExtra("dismiss_notification", false);
 822                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 823                if (body == null || body.length() <= 0) {
 824                    break;
 825                }
 826                mNotificationExecutor.execute(
 827                        () -> {
 828                            try {
 829                                restoredFromDatabaseLatch.await();
 830                                final Conversation c = findConversationByUuid(uuid);
 831                                if (c != null) {
 832                                    directReply(
 833                                            c,
 834                                            body.toString(),
 835                                            lastMessageUuid,
 836                                            dismissNotification);
 837                                }
 838                            } catch (InterruptedException e) {
 839                                Log.d(Config.LOGTAG, "unable to process direct reply");
 840                            }
 841                        });
 842                break;
 843            case ACTION_MARK_AS_READ:
 844                mNotificationExecutor.execute(
 845                        () -> {
 846                            final Conversation c = findConversationByUuid(uuid);
 847                            if (c == null) {
 848                                Log.d(
 849                                        Config.LOGTAG,
 850                                        "received mark read intent for unknown conversation ("
 851                                                + uuid
 852                                                + ")");
 853                                return;
 854                            }
 855                            try {
 856                                restoredFromDatabaseLatch.await();
 857                                sendReadMarker(c, null);
 858                            } catch (InterruptedException e) {
 859                                Log.d(
 860                                        Config.LOGTAG,
 861                                        "unable to process notification read marker for"
 862                                                + " conversation "
 863                                                + c.getName());
 864                            }
 865                        });
 866                break;
 867            case ACTION_SNOOZE:
 868                mNotificationExecutor.execute(
 869                        () -> {
 870                            final Conversation c = findConversationByUuid(uuid);
 871                            if (c == null) {
 872                                Log.d(
 873                                        Config.LOGTAG,
 874                                        "received snooze intent for unknown conversation ("
 875                                                + uuid
 876                                                + ")");
 877                                return;
 878                            }
 879                            c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 880                            mNotificationService.clearMessages(c);
 881                            updateConversation(c);
 882                        });
 883            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 884            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 885                if (dndOnSilentMode()) {
 886                    refreshAllPresences();
 887                }
 888                break;
 889            case Intent.ACTION_SCREEN_ON:
 890                deactivateGracePeriod();
 891            case Intent.ACTION_USER_PRESENT:
 892            case Intent.ACTION_SCREEN_OFF:
 893                if (awayWhenScreenLocked()) {
 894                    refreshAllPresences();
 895                }
 896                break;
 897            case ACTION_FCM_TOKEN_REFRESH:
 898                refreshAllFcmTokens();
 899                break;
 900            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 901                if (intent == null) {
 902                    break;
 903                }
 904                final String instance = intent.getStringExtra("instance");
 905                final String application = intent.getStringExtra("application");
 906                final Messenger messenger = intent.getParcelableExtra("messenger");
 907                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 908                if (messenger != null && application != null && instance != null) {
 909                    pushTargetMessenger =
 910                            new UnifiedPushBroker.PushTargetMessenger(
 911                                    new UnifiedPushDatabase.PushTarget(application, instance),
 912                                    messenger);
 913                    Log.d(Config.LOGTAG, "found push target messenger");
 914                } else {
 915                    pushTargetMessenger = null;
 916                }
 917                final Optional<UnifiedPushBroker.Transport> transport =
 918                        renewUnifiedPushEndpoints(pushTargetMessenger);
 919                if (instance != null && transport.isPresent()) {
 920                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 921                }
 922                break;
 923            case ACTION_IDLE_PING:
 924                scheduleNextIdlePing();
 925                break;
 926            case ACTION_FCM_MESSAGE_RECEIVED:
 927                Log.d(Config.LOGTAG, "push message arrived in service. account");
 928                break;
 929            case ACTION_QUICK_LOG:
 930                final String message = intent == null ? null : intent.getStringExtra("message");
 931                if (message != null && Config.QUICK_LOG) {
 932                    quickLog(message);
 933                }
 934                break;
 935            case Intent.ACTION_SEND:
 936                final Uri uri = intent == null ? null : intent.getData();
 937                if (uri != null) {
 938                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 939                }
 940                return START_STICKY;
 941            case ACTION_TEMPORARILY_DISABLE:
 942                toggleSoftDisabled(true);
 943                if (checkListeners()) {
 944                    stopSelf();
 945                }
 946                return START_NOT_STICKY;
 947        }
 948        final var extras = intent == null ? null : intent.getExtras();
 949        try {
 950            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
 951        } catch (final RejectedExecutionException e) {
 952            Log.e(Config.LOGTAG, "can not schedule connection states manager");
 953        }
 954        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 955            expireOldMessages();
 956        }
 957        return START_STICKY;
 958    }
 959
 960    private void quickLog(final String message) {
 961        if (Strings.isNullOrEmpty(message)) {
 962            return;
 963        }
 964        final Account account = AccountUtils.getFirstEnabled(this);
 965        if (account == null) {
 966            return;
 967        }
 968        final Conversation conversation =
 969                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
 970        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
 971        report.setStatus(Message.STATUS_RECEIVED);
 972        conversation.add(report);
 973        databaseBackend.createMessage(report);
 974        updateConversationUi();
 975    }
 976
 977    private void manageAccountConnectionStatesInternal() {
 978        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 979    }
 980
 981    private synchronized void manageAccountConnectionStates(
 982            final String action, final Bundle extras) {
 983        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 984        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
 985        WakeLockHelper.acquire(wakeLock);
 986        boolean pingNow =
 987                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
 988                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
 989                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 990        final HashSet<Account> pingCandidates = new HashSet<>();
 991        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
 992        for (final Account account : accounts) {
 993            final boolean pushWasMeantForThisAccount =
 994                    androidId != null
 995                            && CryptoHelper.getAccountFingerprint(account, androidId)
 996                                    .equals(pushedAccountHash);
 997            pingNow |=
 998                    processAccountState(
 999                            account,
1000                            interactive,
1001                            "ui".equals(action),
1002                            pushWasMeantForThisAccount,
1003                            pingCandidates);
1004        }
1005        if (pingNow) {
1006            for (final Account account : pingCandidates) {
1007                final var connection = account.getXmppConnection();
1008                final boolean lowTimeout = isInLowPingTimeoutMode(account);
1009                final var delta =
1010                        (SystemClock.elapsedRealtime() - connection.getLastPacketReceived())
1011                                / 1000L;
1012                connection.sendPing();
1013                Log.d(
1014                        Config.LOGTAG,
1015                        String.format(
1016                                "%s: send ping (action=%s,lowTimeout=%s,interval=%s)",
1017                                account.getJid().asBareJid(), action, lowTimeout, delta));
1018                scheduleWakeUpCall(
1019                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
1020                        account.getUuid().hashCode());
1021            }
1022        }
1023        WakeLockHelper.release(wakeLock);
1024    }
1025
1026    private void handleOrbotStartedEvent() {
1027        for (final Account account : accounts) {
1028            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
1029                reconnectAccount(account, true, false);
1030            }
1031        }
1032    }
1033
1034    private boolean processAccountState(
1035            final Account account,
1036            final boolean interactive,
1037            final boolean isUiAction,
1038            final boolean isAccountPushed,
1039            final HashSet<Account> pingCandidates) {
1040        if (!account.getStatus().isAttemptReconnect()) {
1041            return false;
1042        }
1043        final var requestCode = account.getUuid().hashCode();
1044        if (!hasInternetConnection()) {
1045            account.setStatus(Account.State.NO_INTERNET);
1046            statusListener.onStatusChanged(account);
1047        } else {
1048            if (account.getStatus() == Account.State.NO_INTERNET) {
1049                account.setStatus(Account.State.OFFLINE);
1050                statusListener.onStatusChanged(account);
1051            }
1052            if (account.getStatus() == Account.State.ONLINE) {
1053                synchronized (mLowPingTimeoutMode) {
1054                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
1055                    long lastSent = account.getXmppConnection().getLastPingSent();
1056                    long pingInterval =
1057                            isUiAction
1058                                    ? Config.PING_MIN_INTERVAL * 1000
1059                                    : Config.PING_MAX_INTERVAL * 1000;
1060                    long msToNextPing =
1061                            (Math.max(lastReceived, lastSent) + pingInterval)
1062                                    - SystemClock.elapsedRealtime();
1063                    int pingTimeout =
1064                            mLowPingTimeoutMode.contains(account.getJid().asBareJid())
1065                                    ? Config.LOW_PING_TIMEOUT * 1000
1066                                    : Config.PING_TIMEOUT * 1000;
1067                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
1068                    if (lastSent > lastReceived) {
1069                        if (pingTimeoutIn < 0) {
1070                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1071                            this.reconnectAccount(account, true, interactive);
1072                        } else {
1073                            this.scheduleWakeUpCall(pingTimeoutIn, requestCode);
1074                        }
1075                    } else {
1076                        pingCandidates.add(account);
1077                        if (isAccountPushed) {
1078                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1079                                Log.d(
1080                                        Config.LOGTAG,
1081                                        account.getJid().asBareJid()
1082                                                + ": entering low ping timeout mode");
1083                            }
1084                            return true;
1085                        } else if (msToNextPing <= 0) {
1086                            return true;
1087                        } else {
1088                            this.scheduleWakeUpCall(msToNextPing, requestCode);
1089                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1090                                Log.d(
1091                                        Config.LOGTAG,
1092                                        account.getJid().asBareJid()
1093                                                + ": leaving low ping timeout mode");
1094                            }
1095                        }
1096                    }
1097                }
1098            } else if (account.getStatus() == Account.State.OFFLINE) {
1099                reconnectAccount(account, true, interactive);
1100            } else if (account.getStatus() == Account.State.CONNECTING) {
1101                final var connection = account.getXmppConnection();
1102                final var connectionDuration = connection.getConnectionDuration();
1103                final var discoDuration = connection.getDiscoDuration();
1104                final var connectionTimeout = Config.CONNECT_TIMEOUT * 1000L - connectionDuration;
1105                final var discoTimeout = Config.CONNECT_DISCO_TIMEOUT * 1000L - discoDuration;
1106                if (connectionTimeout < 0) {
1107                    connection.triggerConnectionTimeout();
1108                } else if (discoTimeout < 0) {
1109                    connection.sendDiscoTimeout();
1110                    scheduleWakeUpCall(discoTimeout, requestCode);
1111                } else {
1112                    scheduleWakeUpCall(Math.min(connectionTimeout, discoTimeout), requestCode);
1113                }
1114            } else {
1115                final boolean aggressive =
1116                        account.getStatus() == Account.State.SEE_OTHER_HOST
1117                                || hasJingleRtpConnection(account);
1118                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1119                    reconnectAccount(account, true, interactive);
1120                }
1121            }
1122        }
1123        return false;
1124    }
1125
1126    private void toggleSoftDisabled(final boolean softDisabled) {
1127        for (final Account account : this.accounts) {
1128            if (account.isEnabled()) {
1129                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1130                    updateAccount(account);
1131                }
1132            }
1133        }
1134    }
1135
1136    public boolean processUnifiedPushMessage(
1137            final Account account, final Jid transport, final Element push) {
1138        return unifiedPushBroker.processPushMessage(account, transport, push);
1139    }
1140
1141    public void reinitializeMuclumbusService() {
1142        mChannelDiscoveryService.initializeMuclumbusService();
1143    }
1144
1145    public void discoverChannels(
1146            String query,
1147            ChannelDiscoveryService.Method method,
1148            ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1149        mChannelDiscoveryService.discover(
1150                Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1151    }
1152
1153    public boolean isDataSaverDisabled() {
1154        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1155            return true;
1156        }
1157        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1158        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1159                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1160                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1161    }
1162
1163    private void directReply(
1164            final Conversation conversation,
1165            final String body,
1166            final String lastMessageUuid,
1167            final boolean dismissAfterReply) {
1168        final Message inReplyTo =
1169                lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1170        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1171        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1172            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1173        }
1174        message.markUnread();
1175        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1176            getPgpEngine()
1177                    .encrypt(
1178                            message,
1179                            new UiCallback<Message>() {
1180                                @Override
1181                                public void success(Message message) {
1182                                    if (dismissAfterReply) {
1183                                        markRead((Conversation) message.getConversation(), true);
1184                                    } else {
1185                                        mNotificationService.pushFromDirectReply(message);
1186                                    }
1187                                }
1188
1189                                @Override
1190                                public void error(int errorCode, Message object) {}
1191
1192                                @Override
1193                                public void userInputRequired(PendingIntent pi, Message object) {}
1194                            });
1195        } else {
1196            sendMessage(message);
1197            if (dismissAfterReply) {
1198                markRead(conversation, true);
1199            } else {
1200                mNotificationService.pushFromDirectReply(message);
1201            }
1202        }
1203    }
1204
1205    private boolean dndOnSilentMode() {
1206        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1207    }
1208
1209    private boolean manuallyChangePresence() {
1210        return getBooleanPreference(
1211                AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1212    }
1213
1214    private boolean treatVibrateAsSilent() {
1215        return getBooleanPreference(
1216                AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1217    }
1218
1219    private boolean awayWhenScreenLocked() {
1220        return getBooleanPreference(
1221                AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1222    }
1223
1224    private String getCompressPicturesPreference() {
1225        return getPreferences()
1226                .getString(
1227                        "picture_compression",
1228                        getResources().getString(R.string.picture_compression));
1229    }
1230
1231    private Presence.Status getTargetPresence() {
1232        if (dndOnSilentMode() && isPhoneSilenced()) {
1233            return Presence.Status.DND;
1234        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1235            return Presence.Status.AWAY;
1236        } else {
1237            return Presence.Status.ONLINE;
1238        }
1239    }
1240
1241    public boolean isScreenLocked() {
1242        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1243        final PowerManager powerManager = getSystemService(PowerManager.class);
1244        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1245        final boolean interactive;
1246        try {
1247            interactive = powerManager != null && powerManager.isInteractive();
1248        } catch (final Exception e) {
1249            return false;
1250        }
1251        return locked || !interactive;
1252    }
1253
1254    private boolean isPhoneSilenced() {
1255        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1256        final int filter =
1257                notificationManager == null
1258                        ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN
1259                        : notificationManager.getCurrentInterruptionFilter();
1260        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1261        final AudioManager audioManager = getSystemService(AudioManager.class);
1262        final int ringerMode =
1263                audioManager == null
1264                        ? AudioManager.RINGER_MODE_NORMAL
1265                        : audioManager.getRingerMode();
1266        try {
1267            if (treatVibrateAsSilent()) {
1268                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1269            } else {
1270                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1271            }
1272        } catch (final Throwable throwable) {
1273            Log.d(
1274                    Config.LOGTAG,
1275                    "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1276            return notificationDnd;
1277        }
1278    }
1279
1280    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1281        Log.d(Config.LOGTAG, "resetting all attempt counts");
1282        for (Account account : accounts) {
1283            if (account.hasErrorStatus() || reallyAll) {
1284                final XmppConnection connection = account.getXmppConnection();
1285                if (connection != null) {
1286                    connection.resetAttemptCount(retryImmediately);
1287                }
1288            }
1289            if (account.setShowErrorNotification(true)) {
1290                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1291            }
1292        }
1293        mNotificationService.updateErrorNotification();
1294    }
1295
1296    private void dismissErrorNotifications() {
1297        for (final Account account : this.accounts) {
1298            if (account.hasErrorStatus()) {
1299                Log.d(
1300                        Config.LOGTAG,
1301                        account.getJid().asBareJid() + ": dismissing error notification");
1302                if (account.setShowErrorNotification(false)) {
1303                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1304                }
1305            }
1306        }
1307    }
1308
1309    private void expireOldMessages() {
1310        expireOldMessages(false);
1311    }
1312
1313    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1314        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1315        mDatabaseWriterExecutor.execute(
1316                () -> {
1317                    long timestamp = getAutomaticMessageDeletionDate();
1318                    if (timestamp > 0) {
1319                        databaseBackend.expireOldMessages(timestamp);
1320                        synchronized (XmppConnectionService.this.conversations) {
1321                            for (Conversation conversation :
1322                                    XmppConnectionService.this.conversations) {
1323                                conversation.expireOldMessages(timestamp);
1324                                if (resetHasMessagesLeftOnServer) {
1325                                    conversation.messagesLoaded.set(true);
1326                                    conversation.setHasMessagesLeftOnServer(true);
1327                                }
1328                            }
1329                        }
1330                        updateConversationUi();
1331                    }
1332                });
1333    }
1334
1335    public boolean hasInternetConnection() {
1336        final ConnectivityManager cm =
1337                ContextCompat.getSystemService(this, ConnectivityManager.class);
1338        if (cm == null) {
1339            return true; // if internet connection can not be checked it is probably best to just
1340            // try
1341        }
1342        try {
1343            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1344                final Network activeNetwork = cm.getActiveNetwork();
1345                final NetworkCapabilities capabilities =
1346                        activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1347                return capabilities != null
1348                        && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1349            } else {
1350                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1351                return networkInfo != null
1352                        && (networkInfo.isConnected()
1353                                || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1354            }
1355        } catch (final RuntimeException e) {
1356            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1357            return true; // if internet connection can not be checked it is probably best to just
1358            // try
1359        }
1360    }
1361
1362    @SuppressLint("TrulyRandom")
1363    @Override
1364    public void onCreate() {
1365        LibIdnXmppStringprep.setup();
1366        if (Compatibility.runsTwentySix()) {
1367            mNotificationService.initializeChannels();
1368        }
1369        mChannelDiscoveryService.initializeMuclumbusService();
1370        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1371        toggleForegroundService();
1372        this.destroyed = false;
1373        OmemoSetting.load(this);
1374        try {
1375            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1376        } catch (Throwable throwable) {
1377            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1378        }
1379        updateMemorizingTrustManager();
1380        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1381        final int cacheSize = maxMemory / 8;
1382        this.mBitmapCache =
1383                new LruCache<String, Bitmap>(cacheSize) {
1384                    @Override
1385                    protected int sizeOf(final String key, final Bitmap bitmap) {
1386                        return bitmap.getByteCount() / 1024;
1387                    }
1388                };
1389        if (mLastActivity == 0) {
1390            mLastActivity =
1391                    getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1392        }
1393
1394        Log.d(Config.LOGTAG, "initializing database...");
1395        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1396        Log.d(Config.LOGTAG, "restoring accounts...");
1397        this.accounts = databaseBackend.getAccounts();
1398        final SharedPreferences.Editor editor = getPreferences().edit();
1399        final boolean hasEnabledAccounts = hasEnabledAccounts();
1400        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1401        editor.apply();
1402        toggleSetProfilePictureActivity(hasEnabledAccounts);
1403        reconfigurePushDistributor();
1404
1405        if (CallIntegration.hasSystemFeature(this)) {
1406            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1407        }
1408
1409        restoreFromDatabase();
1410
1411        if (QuickConversationsService.isContactListIntegration(this)
1412                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1413                        == PackageManager.PERMISSION_GRANTED) {
1414            startContactObserver();
1415        }
1416        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1417        if (Compatibility.hasStoragePermission(this)) {
1418            Log.d(Config.LOGTAG, "starting file observer");
1419            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1420            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1421        }
1422        if (Config.supportOpenPgp()) {
1423            this.pgpServiceConnection =
1424                    new OpenPgpServiceConnection(
1425                            this,
1426                            "org.sufficientlysecure.keychain",
1427                            new OpenPgpServiceConnection.OnBound() {
1428                                @Override
1429                                public void onBound(final IOpenPgpService2 service) {
1430                                    for (Account account : accounts) {
1431                                        final PgpDecryptionService pgp =
1432                                                account.getPgpDecryptionService();
1433                                        if (pgp != null) {
1434                                            pgp.continueDecryption(true);
1435                                        }
1436                                    }
1437                                }
1438
1439                                @Override
1440                                public void onError(final Exception exception) {
1441                                    Log.e(
1442                                            Config.LOGTAG,
1443                                            "could not bind to OpenKeyChain",
1444                                            exception);
1445                                }
1446                            });
1447            this.pgpServiceConnection.bindToService();
1448        }
1449
1450        final PowerManager powerManager = getSystemService(PowerManager.class);
1451        if (powerManager != null) {
1452            this.wakeLock =
1453                    powerManager.newWakeLock(
1454                            PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1455        }
1456
1457        toggleForegroundService();
1458        updateUnreadCountBadge();
1459        toggleScreenEventReceiver();
1460        final IntentFilter systemBroadcastFilter = new IntentFilter();
1461        scheduleNextIdlePing();
1462        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1463            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1464        }
1465        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1466        ContextCompat.registerReceiver(
1467                this,
1468                this.mInternalEventReceiver,
1469                systemBroadcastFilter,
1470                ContextCompat.RECEIVER_NOT_EXPORTED);
1471        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1472        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1473        ContextCompat.registerReceiver(
1474                this,
1475                this.mInternalRestrictedEventReceiver,
1476                exportedBroadcastFilter,
1477                ContextCompat.RECEIVER_EXPORTED);
1478        mForceDuringOnCreate.set(false);
1479        toggleForegroundService();
1480        internalPingExecutor.scheduleWithFixedDelay(
1481                this::manageAccountConnectionStatesInternal, 10, 10, TimeUnit.SECONDS);
1482        final SharedPreferences sharedPreferences =
1483                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1484        sharedPreferences.registerOnSharedPreferenceChangeListener(
1485                new SharedPreferences.OnSharedPreferenceChangeListener() {
1486                    @Override
1487                    public void onSharedPreferenceChanged(
1488                            SharedPreferences sharedPreferences, @Nullable String key) {
1489                        Log.d(Config.LOGTAG, "preference '" + key + "' has changed");
1490                        if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1491                            toggleForegroundService();
1492                        }
1493                    }
1494                });
1495    }
1496
1497    private void checkForDeletedFiles() {
1498        if (destroyed) {
1499            Log.d(
1500                    Config.LOGTAG,
1501                    "Do not check for deleted files because service has been destroyed");
1502            return;
1503        }
1504        final long start = SystemClock.elapsedRealtime();
1505        final List<DatabaseBackend.FilePathInfo> relativeFilePaths =
1506                databaseBackend.getFilePathInfo();
1507        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1508        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1509            if (destroyed) {
1510                Log.d(
1511                        Config.LOGTAG,
1512                        "Stop checking for deleted files because service has been destroyed");
1513                return;
1514            }
1515            final File file = fileBackend.getFileForPath(filePath.path);
1516            if (filePath.setDeleted(!file.exists())) {
1517                changed.add(filePath);
1518            }
1519        }
1520        final long duration = SystemClock.elapsedRealtime() - start;
1521        Log.d(
1522                Config.LOGTAG,
1523                "found "
1524                        + changed.size()
1525                        + " changed files on start up. total="
1526                        + relativeFilePaths.size()
1527                        + ". ("
1528                        + duration
1529                        + "ms)");
1530        if (changed.size() > 0) {
1531            databaseBackend.markFilesAsChanged(changed);
1532            markChangedFiles(changed);
1533        }
1534    }
1535
1536    public void startContactObserver() {
1537        getContentResolver()
1538                .registerContentObserver(
1539                        ContactsContract.Contacts.CONTENT_URI,
1540                        true,
1541                        new ContentObserver(null) {
1542                            @Override
1543                            public void onChange(boolean selfChange) {
1544                                super.onChange(selfChange);
1545                                if (restoredFromDatabaseLatch.getCount() == 0) {
1546                                    loadPhoneContacts();
1547                                }
1548                            }
1549                        });
1550    }
1551
1552    @Override
1553    public void onTrimMemory(int level) {
1554        super.onTrimMemory(level);
1555        if (level >= TRIM_MEMORY_COMPLETE) {
1556            Log.d(Config.LOGTAG, "clear cache due to low memory");
1557            getBitmapCache().evictAll();
1558        }
1559    }
1560
1561    @Override
1562    public void onDestroy() {
1563        try {
1564            unregisterReceiver(this.mInternalEventReceiver);
1565            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1566            unregisterReceiver(this.mInternalScreenEventReceiver);
1567        } catch (final IllegalArgumentException e) {
1568            // ignored
1569        }
1570        destroyed = false;
1571        fileObserver.stopWatching();
1572        internalPingExecutor.shutdown();
1573        super.onDestroy();
1574    }
1575
1576    public void restartFileObserver() {
1577        Log.d(Config.LOGTAG, "restarting file observer");
1578        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1579        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1580    }
1581
1582    public void toggleScreenEventReceiver() {
1583        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1584            final IntentFilter filter = new IntentFilter();
1585            filter.addAction(Intent.ACTION_SCREEN_ON);
1586            filter.addAction(Intent.ACTION_SCREEN_OFF);
1587            filter.addAction(Intent.ACTION_USER_PRESENT);
1588            registerReceiver(this.mInternalScreenEventReceiver, filter);
1589        } else {
1590            try {
1591                unregisterReceiver(this.mInternalScreenEventReceiver);
1592            } catch (IllegalArgumentException e) {
1593                // ignored
1594            }
1595        }
1596    }
1597
1598    public void toggleForegroundService() {
1599        toggleForegroundService(false);
1600    }
1601
1602    public void setOngoingCall(
1603            AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1604        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1605        toggleForegroundService(false);
1606    }
1607
1608    public void removeOngoingCall() {
1609        ongoingCall.set(null);
1610        toggleForegroundService(false);
1611    }
1612
1613    private void toggleForegroundService(final boolean force) {
1614        final boolean status;
1615        final OngoingCall ongoing = ongoingCall.get();
1616        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1617        final int id;
1618        if (force
1619                || mForceDuringOnCreate.get()
1620                || ongoingVideoTranscoding
1621                || ongoing != null
1622                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1623            final Notification notification;
1624            if (ongoing != null) {
1625                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1626                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1627                startForegroundOrCatch(id, notification, true);
1628            } else if (ongoingVideoTranscoding) {
1629                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1630                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1631                startForegroundOrCatch(id, notification, false);
1632            } else {
1633                notification = this.mNotificationService.createForegroundNotification();
1634                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1635                startForegroundOrCatch(id, notification, false);
1636            }
1637            mNotificationService.notify(id, notification);
1638            status = true;
1639        } else {
1640            id = 0;
1641            stopForeground(true);
1642            status = false;
1643        }
1644
1645        for (final int toBeRemoved :
1646                Collections2.filter(
1647                        Arrays.asList(
1648                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1649                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1650                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1651                        i -> i != id)) {
1652            mNotificationService.cancel(toBeRemoved);
1653        }
1654        Log.d(
1655                Config.LOGTAG,
1656                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1657    }
1658
1659    private void startForegroundOrCatch(
1660            final int id, final Notification notification, final boolean requireMicrophone) {
1661        try {
1662            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1663                final int foregroundServiceType;
1664                if (requireMicrophone
1665                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1666                                == PackageManager.PERMISSION_GRANTED) {
1667                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1668                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1669                } else if (getSystemService(PowerManager.class)
1670                        .isIgnoringBatteryOptimizations(getPackageName())) {
1671                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1672                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1673                        == PackageManager.PERMISSION_GRANTED) {
1674                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1675                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1676                        == PackageManager.PERMISSION_GRANTED) {
1677                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1678                } else {
1679                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1680                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1681                }
1682                startForeground(id, notification, foregroundServiceType);
1683            } else {
1684                startForeground(id, notification);
1685            }
1686        } catch (final IllegalStateException | SecurityException e) {
1687            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1688        }
1689    }
1690
1691    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1692        return !mOngoingVideoTranscoding.get()
1693                && ongoingCall.get() == null
1694                && Compatibility.keepForegroundService(this)
1695                && hasEnabledAccounts();
1696    }
1697
1698    @Override
1699    public void onTaskRemoved(final Intent rootIntent) {
1700        super.onTaskRemoved(rootIntent);
1701        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts())
1702                || mOngoingVideoTranscoding.get()
1703                || ongoingCall.get() != null) {
1704            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1705        } else {
1706            this.logoutAndSave(false);
1707        }
1708    }
1709
1710    private void logoutAndSave(boolean stop) {
1711        int activeAccounts = 0;
1712        for (final Account account : accounts) {
1713            if (account.isConnectionEnabled()) {
1714                databaseBackend.writeRoster(account.getRoster());
1715                activeAccounts++;
1716            }
1717            if (account.getXmppConnection() != null) {
1718                new Thread(() -> disconnect(account, false)).start();
1719            }
1720        }
1721        if (stop || activeAccounts == 0) {
1722            Log.d(Config.LOGTAG, "good bye");
1723            stopSelf();
1724        }
1725    }
1726
1727    private void schedulePostConnectivityChange() {
1728        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1729        if (alarmManager == null) {
1730            return;
1731        }
1732        final long triggerAtMillis =
1733                SystemClock.elapsedRealtime()
1734                        + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1735        final Intent intent = new Intent(this, SystemEventReceiver.class);
1736        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1737        try {
1738            final PendingIntent pendingIntent =
1739                    PendingIntent.getBroadcast(
1740                            this,
1741                            1,
1742                            intent,
1743                            s()
1744                                    ? PendingIntent.FLAG_IMMUTABLE
1745                                            | PendingIntent.FLAG_UPDATE_CURRENT
1746                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1747            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1748                alarmManager.setAndAllowWhileIdle(
1749                        AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1750            } else {
1751                alarmManager.set(
1752                        AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1753            }
1754        } catch (RuntimeException e) {
1755            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1756        }
1757    }
1758
1759    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1760        scheduleWakeUpCall((seconds < 0 ? 1 : seconds + 1) * 1000L, requestCode);
1761    }
1762
1763    public void scheduleWakeUpCall(final long milliSeconds, final int requestCode) {
1764        final var timeToWake = SystemClock.elapsedRealtime() + milliSeconds;
1765        final var alarmManager = getSystemService(AlarmManager.class);
1766        final Intent intent = new Intent(this, SystemEventReceiver.class);
1767        intent.setAction(ACTION_PING);
1768        try {
1769            final PendingIntent pendingIntent =
1770                    PendingIntent.getBroadcast(
1771                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1772            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1773        } catch (final RuntimeException e) {
1774            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1775        }
1776    }
1777
1778    private void scheduleNextIdlePing() {
1779        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1780        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1781        if (alarmManager == null) {
1782            return;
1783        }
1784        final Intent intent = new Intent(this, SystemEventReceiver.class);
1785        intent.setAction(ACTION_IDLE_PING);
1786        try {
1787            final PendingIntent pendingIntent =
1788                    PendingIntent.getBroadcast(
1789                            this,
1790                            0,
1791                            intent,
1792                            s()
1793                                    ? PendingIntent.FLAG_IMMUTABLE
1794                                            | PendingIntent.FLAG_UPDATE_CURRENT
1795                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1796            alarmManager.setAndAllowWhileIdle(
1797                    AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1798        } catch (RuntimeException e) {
1799            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1800        }
1801    }
1802
1803    public XmppConnection createConnection(final Account account) {
1804        final XmppConnection connection = new XmppConnection(account, this);
1805        connection.setOnStatusChangedListener(this.statusListener);
1806        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1807        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1808        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1809        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1810        AxolotlService axolotlService = account.getAxolotlService();
1811        if (axolotlService != null) {
1812            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1813        }
1814        return connection;
1815    }
1816
1817    public void sendChatState(Conversation conversation) {
1818        if (sendChatStates()) {
1819            final var packet = mMessageGenerator.generateChatState(conversation);
1820            sendMessagePacket(conversation.getAccount(), packet);
1821        }
1822    }
1823
1824    private void sendFileMessage(
1825            final Message message, final boolean delay, final boolean forceP2P) {
1826        final var account = message.getConversation().getAccount();
1827        Log.d(
1828                Config.LOGTAG,
1829                account.getJid().asBareJid() + ": send file message. forceP2P=" + forceP2P);
1830        if ((account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1831                        || message.getConversation().getMode() == Conversation.MODE_MULTI)
1832                && !forceP2P) {
1833            mHttpConnectionManager.createNewUploadConnection(message, delay);
1834        } else {
1835            mJingleConnectionManager.startJingleFileTransfer(message);
1836        }
1837    }
1838
1839    public void sendMessage(final Message message) {
1840        sendMessage(message, false, false, false);
1841    }
1842
1843    private void sendMessage(
1844            final Message message,
1845            final boolean resend,
1846            final boolean delay,
1847            final boolean forceP2P) {
1848        final Account account = message.getConversation().getAccount();
1849        if (account.setShowErrorNotification(true)) {
1850            databaseBackend.updateAccount(account);
1851            mNotificationService.updateErrorNotification();
1852        }
1853        final Conversation conversation = (Conversation) message.getConversation();
1854        account.deactivateGracePeriod();
1855
1856        if (QuickConversationsService.isQuicksy()
1857                && conversation.getMode() == Conversation.MODE_SINGLE) {
1858            final Contact contact = conversation.getContact();
1859            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1860                Log.d(
1861                        Config.LOGTAG,
1862                        account.getJid().asBareJid()
1863                                + ": adding "
1864                                + contact.getJid()
1865                                + " on sending message");
1866                createContact(contact, true);
1867            }
1868        }
1869
1870        im.conversations.android.xmpp.model.stanza.Message packet = null;
1871        final boolean addToConversation = !message.edited();
1872        boolean saveInDb = addToConversation;
1873        message.setStatus(Message.STATUS_WAITING);
1874
1875        if (message.getEncryption() != Message.ENCRYPTION_NONE
1876                && conversation.getMode() == Conversation.MODE_MULTI
1877                && conversation.isPrivateAndNonAnonymous()) {
1878            if (conversation.setAttribute(
1879                    Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1880                databaseBackend.updateConversation(conversation);
1881            }
1882        }
1883
1884        final boolean inProgressJoin = isJoinInProgress(conversation);
1885
1886        if (account.isOnlineAndConnected() && !inProgressJoin) {
1887            switch (message.getEncryption()) {
1888                case Message.ENCRYPTION_NONE:
1889                    if (message.needsUploading()) {
1890                        if (account.httpUploadAvailable(
1891                                        fileBackend.getFile(message, false).getSize())
1892                                || conversation.getMode() == Conversation.MODE_MULTI
1893                                || message.fixCounterpart()) {
1894                            this.sendFileMessage(message, delay, forceP2P);
1895                        } else {
1896                            break;
1897                        }
1898                    } else {
1899                        packet = mMessageGenerator.generateChat(message);
1900                    }
1901                    break;
1902                case Message.ENCRYPTION_PGP:
1903                case Message.ENCRYPTION_DECRYPTED:
1904                    if (message.needsUploading()) {
1905                        if (account.httpUploadAvailable(
1906                                        fileBackend.getFile(message, false).getSize())
1907                                || conversation.getMode() == Conversation.MODE_MULTI
1908                                || message.fixCounterpart()) {
1909                            this.sendFileMessage(message, delay, forceP2P);
1910                        } else {
1911                            break;
1912                        }
1913                    } else {
1914                        packet = mMessageGenerator.generatePgpChat(message);
1915                    }
1916                    break;
1917                case Message.ENCRYPTION_AXOLOTL:
1918                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1919                    if (message.needsUploading()) {
1920                        if (account.httpUploadAvailable(
1921                                        fileBackend.getFile(message, false).getSize())
1922                                || conversation.getMode() == Conversation.MODE_MULTI
1923                                || message.fixCounterpart()) {
1924                            this.sendFileMessage(message, delay, forceP2P);
1925                        } else {
1926                            break;
1927                        }
1928                    } else {
1929                        XmppAxolotlMessage axolotlMessage =
1930                                account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1931                        if (axolotlMessage == null) {
1932                            account.getAxolotlService().preparePayloadMessage(message, delay);
1933                        } else {
1934                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1935                        }
1936                    }
1937                    break;
1938            }
1939            if (packet != null) {
1940                if (account.getXmppConnection().getFeatures().sm()
1941                        || (conversation.getMode() == Conversation.MODE_MULTI
1942                                && message.getCounterpart().isBareJid())) {
1943                    message.setStatus(Message.STATUS_UNSEND);
1944                } else {
1945                    message.setStatus(Message.STATUS_SEND);
1946                }
1947            }
1948        } else {
1949            switch (message.getEncryption()) {
1950                case Message.ENCRYPTION_DECRYPTED:
1951                    if (!message.needsUploading()) {
1952                        String pgpBody = message.getEncryptedBody();
1953                        String decryptedBody = message.getBody();
1954                        message.setBody(pgpBody); // TODO might throw NPE
1955                        message.setEncryption(Message.ENCRYPTION_PGP);
1956                        if (message.edited()) {
1957                            message.setBody(decryptedBody);
1958                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1959                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1960                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1961                            }
1962                            updateConversationUi();
1963                            return;
1964                        } else {
1965                            databaseBackend.createMessage(message);
1966                            saveInDb = false;
1967                            message.setBody(decryptedBody);
1968                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1969                        }
1970                    }
1971                    break;
1972                case Message.ENCRYPTION_AXOLOTL:
1973                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1974                    break;
1975            }
1976        }
1977
1978        boolean mucMessage =
1979                conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1980        if (mucMessage) {
1981            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1982        }
1983
1984        if (resend) {
1985            if (packet != null && addToConversation) {
1986                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1987                    markMessage(message, Message.STATUS_UNSEND);
1988                } else {
1989                    markMessage(message, Message.STATUS_SEND);
1990                }
1991            }
1992        } else {
1993            if (addToConversation) {
1994                conversation.add(message);
1995            }
1996            if (saveInDb) {
1997                databaseBackend.createMessage(message);
1998            } else if (message.edited()) {
1999                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2000                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
2001                }
2002            }
2003            updateConversationUi();
2004        }
2005        if (packet != null) {
2006            if (delay) {
2007                mMessageGenerator.addDelay(packet, message.getTimeSent());
2008            }
2009            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
2010                if (this.sendChatStates()) {
2011                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
2012                }
2013            }
2014            sendMessagePacket(account, packet);
2015        }
2016    }
2017
2018    private boolean isJoinInProgress(final Conversation conversation) {
2019        final Account account = conversation.getAccount();
2020        synchronized (account.inProgressConferenceJoins) {
2021            if (conversation.getMode() == Conversational.MODE_MULTI) {
2022                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
2023                final boolean pending = account.pendingConferenceJoins.contains(conversation);
2024                final boolean inProgressJoin = inProgress || pending;
2025                if (inProgressJoin) {
2026                    Log.d(
2027                            Config.LOGTAG,
2028                            account.getJid().asBareJid()
2029                                    + ": holding back message to group. inProgress="
2030                                    + inProgress
2031                                    + ", pending="
2032                                    + pending);
2033                }
2034                return inProgressJoin;
2035            } else {
2036                return false;
2037            }
2038        }
2039    }
2040
2041    private void sendUnsentMessages(final Conversation conversation) {
2042        conversation.findWaitingMessages(message -> resendMessage(message, true));
2043    }
2044
2045    public void resendMessage(final Message message, final boolean delay) {
2046        sendMessage(message, true, delay, false);
2047    }
2048
2049    public void requestEasyOnboardingInvite(
2050            final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
2051        final XmppConnection connection = account.getXmppConnection();
2052        final Jid jid =
2053                connection == null
2054                        ? null
2055                        : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
2056        if (jid == null) {
2057            callback.inviteRequestFailed(
2058                    getString(R.string.server_does_not_support_easy_onboarding_invites));
2059            return;
2060        }
2061        final Iq request = new Iq(Iq.Type.SET);
2062        request.setTo(jid);
2063        final Element command = request.addChild("command", Namespace.COMMANDS);
2064        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
2065        command.setAttribute("action", "execute");
2066        sendIqPacket(
2067                account,
2068                request,
2069                (response) -> {
2070                    if (response.getType() == Iq.Type.RESULT) {
2071                        final Element resultCommand =
2072                                response.findChild("command", Namespace.COMMANDS);
2073                        final Element x =
2074                                resultCommand == null
2075                                        ? null
2076                                        : resultCommand.findChild("x", Namespace.DATA);
2077                        if (x != null) {
2078                            final Data data = Data.parse(x);
2079                            final String uri = data.getValue("uri");
2080                            final String landingUrl = data.getValue("landing-url");
2081                            if (uri != null) {
2082                                final EasyOnboardingInvite invite =
2083                                        new EasyOnboardingInvite(
2084                                                jid.getDomain().toString(), uri, landingUrl);
2085                                callback.inviteRequested(invite);
2086                                return;
2087                            }
2088                        }
2089                        callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
2090                        Log.d(Config.LOGTAG, response.toString());
2091                    } else if (response.getType() == Iq.Type.ERROR) {
2092                        callback.inviteRequestFailed(IqParser.errorMessage(response));
2093                    } else {
2094                        callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
2095                    }
2096                });
2097    }
2098
2099    public void fetchBookmarks(final Account account) {
2100        final Iq iqPacket = new Iq(Iq.Type.GET);
2101        iqPacket.addExtension(new PrivateStorage()).addExtension(new Storage());
2102        final Consumer<Iq> callback =
2103                (response) -> {
2104                    if (response.getType() == Iq.Type.RESULT) {
2105                        final var privateStorage = response.getExtension(PrivateStorage.class);
2106                        if (privateStorage == null) {
2107                            return;
2108                        }
2109                        final var bookmarkStorage = privateStorage.getExtension(Storage.class);
2110                        Map<Jid, Bookmark> bookmarks =
2111                                Bookmark.parseFromStorage(bookmarkStorage, account);
2112                        processBookmarksInitial(account, bookmarks, false);
2113                    } else {
2114                        Log.d(
2115                                Config.LOGTAG,
2116                                account.getJid().asBareJid() + ": could not fetch bookmarks");
2117                    }
2118                };
2119        sendIqPacket(account, iqPacket, callback);
2120    }
2121
2122    public void fetchBookmarks2(final Account account) {
2123        final Iq retrieve = mIqGenerator.retrieveBookmarks();
2124        sendIqPacket(
2125                account,
2126                retrieve,
2127                (response) -> {
2128                    if (response.getType() == Iq.Type.RESULT) {
2129                        final var pubsub = response.getExtension(PubSub.class);
2130                        final Map<Jid, Bookmark> bookmarks =
2131                                Bookmark.parseFromPubSub(pubsub, account);
2132                        processBookmarksInitial(account, bookmarks, true);
2133                    }
2134                });
2135    }
2136
2137    public void fetchMessageDisplayedSynchronization(final Account account) {
2138        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
2139        final var retrieve = mIqGenerator.retrieveMds();
2140        sendIqPacket(
2141                account,
2142                retrieve,
2143                (response) -> {
2144                    if (response.getType() != Iq.Type.RESULT) {
2145                        return;
2146                    }
2147                    final var pubsub = response.getExtension(PubSub.class);
2148                    if (pubsub == null) {
2149                        return;
2150                    }
2151                    final var items = pubsub.getItems();
2152                    if (items == null) {
2153                        return;
2154                    }
2155                    if (Namespace.MDS_DISPLAYED.equals(items.getNode())) {
2156                        for (final var item :
2157                                items.getItemMap(
2158                                                im.conversations.android.xmpp.model.mds.Displayed
2159                                                        .class)
2160                                        .entrySet()) {
2161                            processMdsItem(account, item);
2162                        }
2163                    }
2164                });
2165    }
2166
2167    public void processMdsItem(final Account account, final Map.Entry<String, Displayed> item) {
2168        final Jid jid = Jid.Invalid.getNullForInvalid(Jid.ofOrInvalid(item.getKey()));
2169        if (jid == null) {
2170            return;
2171        }
2172        final var displayed = item.getValue();
2173        final var stanzaId = displayed.getStanzaId();
2174        final String id = stanzaId == null ? null : stanzaId.getId();
2175        final Conversation conversation = find(account, jid);
2176        if (id != null && conversation != null) {
2177            conversation.setDisplayState(id);
2178            markReadUpToStanzaId(conversation, id);
2179        }
2180    }
2181
2182    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
2183        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
2184        if (message == null) { // do we want to check if isRead?
2185            return;
2186        }
2187        markReadUpTo(conversation, message);
2188    }
2189
2190    public void markReadUpTo(final Conversation conversation, final Message message) {
2191        final boolean isDismissNotification = isDismissNotification(message);
2192        final var uuid = message.getUuid();
2193        Log.d(
2194                Config.LOGTAG,
2195                conversation.getAccount().getJid().asBareJid()
2196                        + ": mark "
2197                        + conversation.getJid().asBareJid()
2198                        + " as read up to "
2199                        + uuid);
2200        markRead(conversation, uuid, isDismissNotification);
2201    }
2202
2203    private static boolean isDismissNotification(final Message message) {
2204        Message next = message.next();
2205        while (next != null) {
2206            if (message.getStatus() == Message.STATUS_RECEIVED) {
2207                return false;
2208            }
2209            next = next.next();
2210        }
2211        return true;
2212    }
2213
2214    public void processBookmarksInitial(
2215            final Account account, final Map<Jid, Bookmark> bookmarks, final boolean pep) {
2216        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2217        for (final Bookmark bookmark : bookmarks.values()) {
2218            previousBookmarks.remove(bookmark.getJid().asBareJid());
2219            processModifiedBookmark(bookmark, pep);
2220        }
2221        if (pep) {
2222            processDeletedBookmarks(account, previousBookmarks);
2223        }
2224        account.setBookmarks(bookmarks);
2225    }
2226
2227    public void processDeletedBookmarks(final Account account, final Collection<Jid> bookmarks) {
2228        Log.d(
2229                Config.LOGTAG,
2230                account.getJid().asBareJid()
2231                        + ": "
2232                        + bookmarks.size()
2233                        + " bookmarks have been removed");
2234        for (final Jid bookmark : bookmarks) {
2235            processDeletedBookmark(account, bookmark);
2236        }
2237    }
2238
2239    public void processDeletedBookmark(final Account account, final Jid jid) {
2240        final Conversation conversation = find(account, jid);
2241        if (conversation == null) {
2242            return;
2243        }
2244        Log.d(
2245                Config.LOGTAG,
2246                account.getJid().asBareJid() + ": archiving MUC " + jid + " after PEP update");
2247        archiveConversation(conversation, false);
2248    }
2249
2250    private void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
2251        final Account account = bookmark.getAccount();
2252        Conversation conversation = find(bookmark);
2253        if (conversation != null) {
2254            if (conversation.getMode() != Conversation.MODE_MULTI) {
2255                return;
2256            }
2257            bookmark.setConversation(conversation);
2258            if (pep && !bookmark.autojoin()) {
2259                Log.d(
2260                        Config.LOGTAG,
2261                        account.getJid().asBareJid()
2262                                + ": archiving conference ("
2263                                + conversation.getJid()
2264                                + ") after receiving pep");
2265                archiveConversation(conversation, false);
2266            } else {
2267                final MucOptions mucOptions = conversation.getMucOptions();
2268                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2269                    final String current = mucOptions.getActualNick();
2270                    final String proposed = mucOptions.getProposedNickPure();
2271                    if (current != null && !current.equals(proposed)) {
2272                        Log.d(
2273                                Config.LOGTAG,
2274                                account.getJid().asBareJid()
2275                                        + ": proposed nick changed after bookmark push "
2276                                        + current
2277                                        + "->"
2278                                        + proposed);
2279                        joinMuc(conversation);
2280                    }
2281                } else {
2282                    checkMucRequiresRename(conversation);
2283                }
2284            }
2285        } else if (bookmark.autojoin()) {
2286            conversation =
2287                    findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2288            bookmark.setConversation(conversation);
2289        }
2290    }
2291
2292    public void processModifiedBookmark(final Bookmark bookmark) {
2293        processModifiedBookmark(bookmark, true);
2294    }
2295
2296    public void ensureBookmarkIsAutoJoin(final Conversation conversation) {
2297        final var account = conversation.getAccount();
2298        final var existingBookmark = conversation.getBookmark();
2299        if (existingBookmark == null) {
2300            final var bookmark = new Bookmark(account, conversation.getJid().asBareJid());
2301            bookmark.setAutojoin(true);
2302            createBookmark(account, bookmark);
2303        } else {
2304            if (existingBookmark.autojoin()) {
2305                return;
2306            }
2307            existingBookmark.setAutojoin(true);
2308            createBookmark(account, existingBookmark);
2309        }
2310    }
2311
2312    public void createBookmark(final Account account, final Bookmark bookmark) {
2313        account.putBookmark(bookmark);
2314        final XmppConnection connection = account.getXmppConnection();
2315        if (connection == null) {
2316            Log.d(
2317                    Config.LOGTAG,
2318                    account.getJid().asBareJid() + ": no connection. ignoring bookmark creation");
2319        } else if (connection.getFeatures().bookmarks2()) {
2320            Log.d(
2321                    Config.LOGTAG,
2322                    account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
2323            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2324            pushNodeAndEnforcePublishOptions(
2325                    account,
2326                    Namespace.BOOKMARKS2,
2327                    item,
2328                    bookmark.getJid().asBareJid().toString(),
2329                    PublishOptions.persistentWhitelistAccessMaxItems());
2330        } else if (connection.getFeatures().bookmarksConversion()) {
2331            pushBookmarksPep(account);
2332        } else {
2333            pushBookmarksPrivateXml(account);
2334        }
2335    }
2336
2337    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2338        account.removeBookmark(bookmark);
2339        final XmppConnection connection = account.getXmppConnection();
2340        if (connection.getFeatures().bookmarks2()) {
2341            final Iq request =
2342                    mIqGenerator.deleteItem(
2343                            Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toString());
2344            Log.d(
2345                    Config.LOGTAG,
2346                    account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2347            sendIqPacket(
2348                    account,
2349                    request,
2350                    (response) -> {
2351                        if (response.getType() == Iq.Type.ERROR) {
2352                            Log.d(
2353                                    Config.LOGTAG,
2354                                    account.getJid().asBareJid()
2355                                            + ": unable to delete bookmark "
2356                                            + response.getErrorCondition());
2357                        }
2358                    });
2359        } else if (connection.getFeatures().bookmarksConversion()) {
2360            pushBookmarksPep(account);
2361        } else {
2362            pushBookmarksPrivateXml(account);
2363        }
2364    }
2365
2366    private void pushBookmarksPrivateXml(Account account) {
2367        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2368        final Iq iqPacket = new Iq(Iq.Type.SET);
2369        Element query = iqPacket.query("jabber:iq:private");
2370        Element storage = query.addChild("storage", "storage:bookmarks");
2371        for (final Bookmark bookmark : account.getBookmarks()) {
2372            storage.addChild(bookmark);
2373        }
2374        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2375    }
2376
2377    private void pushBookmarksPep(Account account) {
2378        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2379        final Element storage = new Element("storage", "storage:bookmarks");
2380        for (final Bookmark bookmark : account.getBookmarks()) {
2381            storage.addChild(bookmark);
2382        }
2383        pushNodeAndEnforcePublishOptions(
2384                account,
2385                Namespace.BOOKMARKS,
2386                storage,
2387                "current",
2388                PublishOptions.persistentWhitelistAccess());
2389    }
2390
2391    private void pushNodeAndEnforcePublishOptions(
2392            final Account account,
2393            final String node,
2394            final Element element,
2395            final String id,
2396            final Bundle options) {
2397        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2398    }
2399
2400    private void pushNodeAndEnforcePublishOptions(
2401            final Account account,
2402            final String node,
2403            final Element element,
2404            final String id,
2405            final Bundle options,
2406            final boolean retry) {
2407        final Iq packet = mIqGenerator.publishElement(node, element, id, options);
2408        sendIqPacket(
2409                account,
2410                packet,
2411                (response) -> {
2412                    if (response.getType() == Iq.Type.RESULT) {
2413                        return;
2414                    }
2415                    if (retry && PublishOptions.preconditionNotMet(response)) {
2416                        pushNodeConfiguration(
2417                                account,
2418                                node,
2419                                options,
2420                                new OnConfigurationPushed() {
2421                                    @Override
2422                                    public void onPushSucceeded() {
2423                                        pushNodeAndEnforcePublishOptions(
2424                                                account, node, element, id, options, false);
2425                                    }
2426
2427                                    @Override
2428                                    public void onPushFailed() {
2429                                        Log.d(
2430                                                Config.LOGTAG,
2431                                                account.getJid().asBareJid()
2432                                                        + ": unable to push node configuration ("
2433                                                        + node
2434                                                        + ")");
2435                                    }
2436                                });
2437                    } else {
2438                        Log.d(
2439                                Config.LOGTAG,
2440                                account.getJid().asBareJid()
2441                                        + ": error publishing "
2442                                        + node
2443                                        + " (retry="
2444                                        + retry
2445                                        + ") "
2446                                        + response);
2447                    }
2448                });
2449    }
2450
2451    private void restoreFromDatabase() {
2452        synchronized (this.conversations) {
2453            final Map<String, Account> accountLookupTable =
2454                    ImmutableMap.copyOf(Maps.uniqueIndex(this.accounts, Account::getUuid));
2455            Log.d(Config.LOGTAG, "restoring conversations...");
2456            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2457            this.conversations.addAll(
2458                    databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2459            for (Iterator<Conversation> iterator = conversations.listIterator();
2460                    iterator.hasNext(); ) {
2461                Conversation conversation = iterator.next();
2462                Account account = accountLookupTable.get(conversation.getAccountUuid());
2463                if (account != null) {
2464                    conversation.setAccount(account);
2465                } else {
2466                    Log.e(
2467                            Config.LOGTAG,
2468                            "unable to restore Conversations with " + conversation.getJid());
2469                    iterator.remove();
2470                }
2471            }
2472            long diffConversationsRestore =
2473                    SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2474            Log.d(
2475                    Config.LOGTAG,
2476                    "finished restoring conversations in " + diffConversationsRestore + "ms");
2477            Runnable runnable =
2478                    () -> {
2479                        if (DatabaseBackend.requiresMessageIndexRebuild()) {
2480                            DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2481                        }
2482                        final long deletionDate = getAutomaticMessageDeletionDate();
2483                        mLastExpiryRun.set(SystemClock.elapsedRealtime());
2484                        if (deletionDate > 0) {
2485                            Log.d(
2486                                    Config.LOGTAG,
2487                                    "deleting messages that are older than "
2488                                            + AbstractGenerator.getTimestamp(deletionDate));
2489                            databaseBackend.expireOldMessages(deletionDate);
2490                        }
2491                        Log.d(Config.LOGTAG, "restoring roster...");
2492                        for (final Account account : accounts) {
2493                            databaseBackend.readRoster(account.getRoster());
2494                            account.initAccountServices(
2495                                    XmppConnectionService
2496                                            .this); // roster needs to be loaded at this stage
2497                        }
2498                        getBitmapCache().evictAll();
2499                        loadPhoneContacts();
2500                        Log.d(Config.LOGTAG, "restoring messages...");
2501                        final long startMessageRestore = SystemClock.elapsedRealtime();
2502                        final Conversation quickLoad = QuickLoader.get(this.conversations);
2503                        if (quickLoad != null) {
2504                            restoreMessages(quickLoad);
2505                            updateConversationUi();
2506                            final long diffMessageRestore =
2507                                    SystemClock.elapsedRealtime() - startMessageRestore;
2508                            Log.d(
2509                                    Config.LOGTAG,
2510                                    "quickly restored "
2511                                            + quickLoad.getName()
2512                                            + " after "
2513                                            + diffMessageRestore
2514                                            + "ms");
2515                        }
2516                        for (Conversation conversation : this.conversations) {
2517                            if (quickLoad != conversation) {
2518                                restoreMessages(conversation);
2519                            }
2520                        }
2521                        mNotificationService.finishBacklog();
2522                        restoredFromDatabaseLatch.countDown();
2523                        final long diffMessageRestore =
2524                                SystemClock.elapsedRealtime() - startMessageRestore;
2525                        Log.d(
2526                                Config.LOGTAG,
2527                                "finished restoring messages in " + diffMessageRestore + "ms");
2528                        updateConversationUi();
2529                    };
2530            mDatabaseReaderExecutor.execute(
2531                    runnable); // will contain one write command (expiry) but that's fine
2532        }
2533    }
2534
2535    private void restoreMessages(Conversation conversation) {
2536        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2537        conversation.findUnsentTextMessages(
2538                message -> markMessage(message, Message.STATUS_WAITING));
2539        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2540    }
2541
2542    public void loadPhoneContacts() {
2543        mContactMergerExecutor.execute(
2544                () -> {
2545                    final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2546                    Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2547                    for (final Account account : accounts) {
2548                        final List<Contact> withSystemAccounts =
2549                                account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2550                        for (final JabberIdContact jidContact : contacts.values()) {
2551                            final Contact contact =
2552                                    account.getRoster().getContact(jidContact.getJid());
2553                            boolean needsCacheClean = contact.setPhoneContact(jidContact);
2554                            if (needsCacheClean) {
2555                                getAvatarService().clear(contact);
2556                            }
2557                            withSystemAccounts.remove(contact);
2558                        }
2559                        for (final Contact contact : withSystemAccounts) {
2560                            boolean needsCacheClean =
2561                                    contact.unsetPhoneContact(JabberIdContact.class);
2562                            if (needsCacheClean) {
2563                                getAvatarService().clear(contact);
2564                            }
2565                        }
2566                    }
2567                    Log.d(Config.LOGTAG, "finished merging phone contacts");
2568                    mShortcutService.refresh(
2569                            mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2570                    updateRosterUi();
2571                    mQuickConversationsService.considerSync();
2572                });
2573    }
2574
2575    public void syncRoster(final Account account) {
2576        mRosterSyncTaskManager.execute(
2577                account, () -> databaseBackend.writeRoster(account.getRoster()));
2578    }
2579
2580    public List<Conversation> getConversations() {
2581        return this.conversations;
2582    }
2583
2584    private void markFileDeleted(final File file) {
2585        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2586            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2587                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2588                return;
2589            }
2590        }
2591        final boolean isInternalFile = fileBackend.isInternalFile(file);
2592        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2593        Log.d(
2594                Config.LOGTAG,
2595                "deleted file "
2596                        + file.getAbsolutePath()
2597                        + " internal="
2598                        + isInternalFile
2599                        + ", database hits="
2600                        + uuids.size());
2601        markUuidsAsDeletedFiles(uuids);
2602    }
2603
2604    private void markUuidsAsDeletedFiles(List<String> uuids) {
2605        boolean deleted = false;
2606        for (Conversation conversation : getConversations()) {
2607            deleted |= conversation.markAsDeleted(uuids);
2608        }
2609        for (final String uuid : uuids) {
2610            evictPreview(uuid);
2611        }
2612        if (deleted) {
2613            updateConversationUi();
2614        }
2615    }
2616
2617    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2618        boolean changed = false;
2619        for (Conversation conversation : getConversations()) {
2620            changed |= conversation.markAsChanged(infos);
2621        }
2622        if (changed) {
2623            updateConversationUi();
2624        }
2625    }
2626
2627    public void populateWithOrderedConversations(final List<Conversation> list) {
2628        populateWithOrderedConversations(list, true, true);
2629    }
2630
2631    public void populateWithOrderedConversations(
2632            final List<Conversation> list, final boolean includeNoFileUpload) {
2633        populateWithOrderedConversations(list, includeNoFileUpload, true);
2634    }
2635
2636    public void populateWithOrderedConversations(
2637            final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2638        final List<String> orderedUuids;
2639        if (sort) {
2640            orderedUuids = null;
2641        } else {
2642            orderedUuids = new ArrayList<>();
2643            for (Conversation conversation : list) {
2644                orderedUuids.add(conversation.getUuid());
2645            }
2646        }
2647        list.clear();
2648        if (includeNoFileUpload) {
2649            list.addAll(getConversations());
2650        } else {
2651            for (Conversation conversation : getConversations()) {
2652                if (conversation.getMode() == Conversation.MODE_SINGLE
2653                        || (conversation.getAccount().httpUploadAvailable()
2654                                && conversation.getMucOptions().participating())) {
2655                    list.add(conversation);
2656                }
2657            }
2658        }
2659        try {
2660            if (orderedUuids != null) {
2661                Collections.sort(
2662                        list,
2663                        (a, b) -> {
2664                            final int indexA = orderedUuids.indexOf(a.getUuid());
2665                            final int indexB = orderedUuids.indexOf(b.getUuid());
2666                            if (indexA == -1 || indexB == -1 || indexA == indexB) {
2667                                return a.compareTo(b);
2668                            }
2669                            return indexA - indexB;
2670                        });
2671            } else {
2672                Collections.sort(list);
2673            }
2674        } catch (IllegalArgumentException e) {
2675            // ignore
2676        }
2677    }
2678
2679    public void loadMoreMessages(
2680            final Conversation conversation,
2681            final long timestamp,
2682            final OnMoreMessagesLoaded callback) {
2683        if (XmppConnectionService.this
2684                .getMessageArchiveService()
2685                .queryInProgress(conversation, callback)) {
2686            return;
2687        } else if (timestamp == 0) {
2688            return;
2689        }
2690        Log.d(
2691                Config.LOGTAG,
2692                "load more messages for "
2693                        + conversation.getName()
2694                        + " prior to "
2695                        + MessageGenerator.getTimestamp(timestamp));
2696        final Runnable runnable =
2697                () -> {
2698                    final Account account = conversation.getAccount();
2699                    List<Message> messages =
2700                            databaseBackend.getMessages(conversation, 50, timestamp);
2701                    if (messages.size() > 0) {
2702                        conversation.addAll(0, messages);
2703                        callback.onMoreMessagesLoaded(messages.size(), conversation);
2704                    } else if (conversation.hasMessagesLeftOnServer()
2705                            && account.isOnlineAndConnected()
2706                            && conversation.getLastClearHistory().getTimestamp() == 0) {
2707                        final boolean mamAvailable;
2708                        if (conversation.getMode() == Conversation.MODE_SINGLE) {
2709                            mamAvailable =
2710                                    account.getXmppConnection().getFeatures().mam()
2711                                            && !conversation.getContact().isBlocked();
2712                        } else {
2713                            mamAvailable = conversation.getMucOptions().mamSupport();
2714                        }
2715                        if (mamAvailable) {
2716                            MessageArchiveService.Query query =
2717                                    getMessageArchiveService()
2718                                            .query(
2719                                                    conversation,
2720                                                    new MamReference(0),
2721                                                    timestamp,
2722                                                    false);
2723                            if (query != null) {
2724                                query.setCallback(callback);
2725                                callback.informUser(R.string.fetching_history_from_server);
2726                            } else {
2727                                callback.informUser(R.string.not_fetching_history_retention_period);
2728                            }
2729                        }
2730                    }
2731                };
2732        mDatabaseReaderExecutor.execute(runnable);
2733    }
2734
2735    public List<Account> getAccounts() {
2736        return this.accounts;
2737    }
2738
2739    /**
2740     * This will find all conferences with the contact as member and also the conference that is the
2741     * contact (that 'fake' contact is used to store the avatar)
2742     */
2743    public List<Conversation> findAllConferencesWith(Contact contact) {
2744        final ArrayList<Conversation> results = new ArrayList<>();
2745        for (final Conversation c : conversations) {
2746            if (c.getMode() != Conversation.MODE_MULTI) {
2747                continue;
2748            }
2749            final MucOptions mucOptions = c.getMucOptions();
2750            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid())
2751                    || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2752                results.add(c);
2753            }
2754        }
2755        return results;
2756    }
2757
2758    public Conversation find(final Contact contact) {
2759        for (final Conversation conversation : this.conversations) {
2760            if (conversation.getContact() == contact) {
2761                return conversation;
2762            }
2763        }
2764        return null;
2765    }
2766
2767    public Conversation find(
2768            final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2769        if (jid == null) {
2770            return null;
2771        }
2772        for (final Conversation conversation : haystack) {
2773            if ((account == null || conversation.getAccount() == account)
2774                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2775                return conversation;
2776            }
2777        }
2778        return null;
2779    }
2780
2781    public boolean isConversationsListEmpty(final Conversation ignore) {
2782        synchronized (this.conversations) {
2783            final int size = this.conversations.size();
2784            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2785        }
2786    }
2787
2788    public boolean isConversationStillOpen(final Conversation conversation) {
2789        synchronized (this.conversations) {
2790            for (Conversation current : this.conversations) {
2791                if (current == conversation) {
2792                    return true;
2793                }
2794            }
2795        }
2796        return false;
2797    }
2798
2799    public Conversation findOrCreateConversation(
2800            Account account, Jid jid, boolean muc, final boolean async) {
2801        return this.findOrCreateConversation(account, jid, muc, false, async);
2802    }
2803
2804    public Conversation findOrCreateConversation(
2805            final Account account,
2806            final Jid jid,
2807            final boolean muc,
2808            final boolean joinAfterCreate,
2809            final boolean async) {
2810        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2811    }
2812
2813    public Conversation findOrCreateConversation(
2814            final Account account,
2815            final Jid jid,
2816            final boolean muc,
2817            final boolean joinAfterCreate,
2818            final MessageArchiveService.Query query,
2819            final boolean async) {
2820        synchronized (this.conversations) {
2821            final var cached = find(account, jid);
2822            if (cached != null) {
2823                return cached;
2824            }
2825            final var existing = databaseBackend.findConversation(account, jid);
2826            final Conversation conversation;
2827            final boolean loadMessagesFromDb;
2828            if (existing != null) {
2829                conversation = existing;
2830                loadMessagesFromDb = restoreFromArchive(conversation, jid, muc);
2831            } else {
2832                String conversationName;
2833                final Contact contact = account.getRoster().getContact(jid);
2834                if (contact != null) {
2835                    conversationName = contact.getDisplayName();
2836                } else {
2837                    conversationName = jid.getLocal();
2838                }
2839                if (muc) {
2840                    conversation =
2841                            new Conversation(
2842                                    conversationName, account, jid, Conversation.MODE_MULTI);
2843                } else {
2844                    conversation =
2845                            new Conversation(
2846                                    conversationName,
2847                                    account,
2848                                    jid.asBareJid(),
2849                                    Conversation.MODE_SINGLE);
2850                }
2851                this.databaseBackend.createConversation(conversation);
2852                loadMessagesFromDb = false;
2853            }
2854            if (async) {
2855                mDatabaseReaderExecutor.execute(
2856                        () ->
2857                                postProcessConversation(
2858                                        conversation, loadMessagesFromDb, joinAfterCreate, query));
2859            } else {
2860                postProcessConversation(conversation, loadMessagesFromDb, joinAfterCreate, query);
2861            }
2862            this.conversations.add(conversation);
2863            updateConversationUi();
2864            return conversation;
2865        }
2866    }
2867
2868    public Conversation findConversationByUuidReliable(final String uuid) {
2869        final var cached = findConversationByUuid(uuid);
2870        if (cached != null) {
2871            return cached;
2872        }
2873        final var existing = databaseBackend.findConversation(uuid);
2874        if (existing == null) {
2875            return null;
2876        }
2877        Log.d(Config.LOGTAG, "restoring conversation with " + existing.getJid() + " from DB");
2878        final Map<String, Account> accounts =
2879                ImmutableMap.copyOf(Maps.uniqueIndex(this.accounts, Account::getUuid));
2880        final var account = accounts.get(existing.getAccountUuid());
2881        if (account == null) {
2882            Log.d(Config.LOGTAG, "could not find account " + existing.getAccountUuid());
2883            return null;
2884        }
2885        existing.setAccount(account);
2886        final var loadMessagesFromDb = restoreFromArchive(existing);
2887        mDatabaseReaderExecutor.execute(
2888                () ->
2889                        postProcessConversation(
2890                                existing,
2891                                loadMessagesFromDb,
2892                                existing.getMode() == Conversational.MODE_MULTI,
2893                                null));
2894        this.conversations.add(existing);
2895        if (existing.getMode() == Conversational.MODE_MULTI) {
2896            ensureBookmarkIsAutoJoin(existing);
2897        }
2898        updateConversationUi();
2899        return existing;
2900    }
2901
2902    private boolean restoreFromArchive(
2903            final Conversation conversation, final Jid jid, final boolean muc) {
2904        if (muc) {
2905            conversation.setMode(Conversation.MODE_MULTI);
2906            conversation.setContactJid(jid);
2907        } else {
2908            conversation.setMode(Conversation.MODE_SINGLE);
2909            conversation.setContactJid(jid.asBareJid());
2910        }
2911        return restoreFromArchive(conversation);
2912    }
2913
2914    private boolean restoreFromArchive(final Conversation conversation) {
2915        conversation.setStatus(Conversation.STATUS_AVAILABLE);
2916        databaseBackend.updateConversation(conversation);
2917        return conversation.messagesLoaded.compareAndSet(true, false);
2918    }
2919
2920    private void postProcessConversation(
2921            final Conversation c,
2922            final boolean loadMessagesFromDb,
2923            final boolean joinAfterCreate,
2924            final MessageArchiveService.Query query) {
2925        final var singleMode = c.getMode() == Conversational.MODE_SINGLE;
2926        final var account = c.getAccount();
2927        if (loadMessagesFromDb) {
2928            c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2929            updateConversationUi();
2930            c.messagesLoaded.set(true);
2931        }
2932        if (account.getXmppConnection() != null
2933                && !c.getContact().isBlocked()
2934                && account.getXmppConnection().getFeatures().mam()
2935                && singleMode) {
2936            if (query == null) {
2937                mMessageArchiveService.query(c);
2938            } else {
2939                if (query.getConversation() == null) {
2940                    mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2941                }
2942            }
2943        }
2944        if (joinAfterCreate) {
2945            joinMuc(c);
2946        }
2947    }
2948
2949    public void archiveConversation(Conversation conversation) {
2950        archiveConversation(conversation, true);
2951    }
2952
2953    private void archiveConversation(
2954            Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2955        getNotificationService().clear(conversation);
2956        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2957        conversation.setNextMessage(null);
2958        synchronized (this.conversations) {
2959            getMessageArchiveService().kill(conversation);
2960            if (conversation.getMode() == Conversation.MODE_MULTI) {
2961                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2962                    final Bookmark bookmark = conversation.getBookmark();
2963                    if (maySynchronizeWithBookmarks && bookmark != null) {
2964                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2965                            Account account = bookmark.getAccount();
2966                            bookmark.setConversation(null);
2967                            deleteBookmark(account, bookmark);
2968                        } else if (bookmark.autojoin()) {
2969                            bookmark.setAutojoin(false);
2970                            createBookmark(bookmark.getAccount(), bookmark);
2971                        }
2972                    }
2973                }
2974                leaveMuc(conversation);
2975            } else {
2976                if (conversation
2977                        .getContact()
2978                        .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2979                    stopPresenceUpdatesTo(conversation.getContact());
2980                }
2981            }
2982            updateConversation(conversation);
2983            this.conversations.remove(conversation);
2984            updateConversationUi();
2985        }
2986    }
2987
2988    public void stopPresenceUpdatesTo(Contact contact) {
2989        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2990        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2991        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2992    }
2993
2994    public void createAccount(final Account account) {
2995        account.initAccountServices(this);
2996        databaseBackend.createAccount(account);
2997        if (CallIntegration.hasSystemFeature(this)) {
2998            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2999        }
3000        this.accounts.add(account);
3001        this.reconnectAccountInBackground(account);
3002        updateAccountUi();
3003        syncEnabledAccountSetting();
3004        toggleForegroundService();
3005    }
3006
3007    private void syncEnabledAccountSetting() {
3008        final boolean hasEnabledAccounts = hasEnabledAccounts();
3009        getPreferences()
3010                .edit()
3011                .putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts)
3012                .apply();
3013        toggleSetProfilePictureActivity(hasEnabledAccounts);
3014    }
3015
3016    private void toggleSetProfilePictureActivity(final boolean enabled) {
3017        try {
3018            final ComponentName name =
3019                    new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
3020            final int targetState =
3021                    enabled
3022                            ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
3023                            : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
3024            getPackageManager()
3025                    .setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
3026        } catch (IllegalStateException e) {
3027            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
3028        }
3029    }
3030
3031    public boolean reconfigurePushDistributor() {
3032        return this.unifiedPushBroker.reconfigurePushDistributor();
3033    }
3034
3035    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(
3036            final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
3037        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
3038    }
3039
3040    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
3041        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
3042    }
3043
3044    public UnifiedPushBroker getUnifiedPushBroker() {
3045        return this.unifiedPushBroker;
3046    }
3047
3048    private void provisionAccount(final String address, final String password) {
3049        final Jid jid = Jid.of(address);
3050        final Account account = new Account(jid, password);
3051        account.setOption(Account.OPTION_DISABLED, true);
3052        Log.d(Config.LOGTAG, jid.asBareJid().toString() + ": provisioning account");
3053        createAccount(account);
3054    }
3055
3056    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
3057        new Thread(
3058                        () -> {
3059                            try {
3060                                final X509Certificate[] chain =
3061                                        KeyChain.getCertificateChain(this, alias);
3062                                final X509Certificate cert =
3063                                        chain != null && chain.length > 0 ? chain[0] : null;
3064                                if (cert == null) {
3065                                    callback.informUser(R.string.unable_to_parse_certificate);
3066                                    return;
3067                                }
3068                                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
3069                                if (info == null) {
3070                                    callback.informUser(R.string.certificate_does_not_contain_jid);
3071                                    return;
3072                                }
3073                                if (findAccountByJid(info.first) == null) {
3074                                    final Account account = new Account(info.first, "");
3075                                    account.setPrivateKeyAlias(alias);
3076                                    account.setOption(Account.OPTION_DISABLED, true);
3077                                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
3078                                    account.setDisplayName(info.second);
3079                                    createAccount(account);
3080                                    callback.onAccountCreated(account);
3081                                    if (Config.X509_VERIFICATION) {
3082                                        try {
3083                                            getMemorizingTrustManager()
3084                                                    .getNonInteractive(account.getServer())
3085                                                    .checkClientTrusted(chain, "RSA");
3086                                        } catch (CertificateException e) {
3087                                            callback.informUser(
3088                                                    R.string.certificate_chain_is_not_trusted);
3089                                        }
3090                                    }
3091                                } else {
3092                                    callback.informUser(R.string.account_already_exists);
3093                                }
3094                            } catch (Exception e) {
3095                                callback.informUser(R.string.unable_to_parse_certificate);
3096                            }
3097                        })
3098                .start();
3099    }
3100
3101    public void updateKeyInAccount(final Account account, final String alias) {
3102        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
3103        try {
3104            X509Certificate[] chain =
3105                    KeyChain.getCertificateChain(XmppConnectionService.this, alias);
3106            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
3107            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
3108            if (info == null) {
3109                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
3110                return;
3111            }
3112            if (account.getJid().asBareJid().equals(info.first)) {
3113                account.setPrivateKeyAlias(alias);
3114                account.setDisplayName(info.second);
3115                databaseBackend.updateAccount(account);
3116                if (Config.X509_VERIFICATION) {
3117                    try {
3118                        getMemorizingTrustManager()
3119                                .getNonInteractive()
3120                                .checkClientTrusted(chain, "RSA");
3121                    } catch (CertificateException e) {
3122                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
3123                    }
3124                    account.getAxolotlService().regenerateKeys(true);
3125                }
3126            } else {
3127                showErrorToastInUi(R.string.jid_does_not_match_certificate);
3128            }
3129        } catch (Exception e) {
3130            e.printStackTrace();
3131        }
3132    }
3133
3134    public boolean updateAccount(final Account account) {
3135        if (databaseBackend.updateAccount(account)) {
3136            account.setShowErrorNotification(true);
3137            this.statusListener.onStatusChanged(account);
3138            databaseBackend.updateAccount(account);
3139            reconnectAccountInBackground(account);
3140            updateAccountUi();
3141            getNotificationService().updateErrorNotification();
3142            toggleForegroundService();
3143            syncEnabledAccountSetting();
3144            mChannelDiscoveryService.cleanCache();
3145            if (CallIntegration.hasSystemFeature(this)) {
3146                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3147            }
3148            return true;
3149        } else {
3150            return false;
3151        }
3152    }
3153
3154    public void updateAccountPasswordOnServer(
3155            final Account account,
3156            final String newPassword,
3157            final OnAccountPasswordChanged callback) {
3158        final Iq iq = getIqGenerator().generateSetPassword(account, newPassword);
3159        sendIqPacket(
3160                account,
3161                iq,
3162                (packet) -> {
3163                    if (packet.getType() == Iq.Type.RESULT) {
3164                        account.setPassword(newPassword);
3165                        account.setOption(Account.OPTION_MAGIC_CREATE, false);
3166                        databaseBackend.updateAccount(account);
3167                        callback.onPasswordChangeSucceeded();
3168                    } else {
3169                        callback.onPasswordChangeFailed();
3170                    }
3171                });
3172    }
3173
3174    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
3175        final Iq iqPacket = new Iq(Iq.Type.SET);
3176        final Element query = iqPacket.addChild("query", Namespace.REGISTER);
3177        query.addChild("remove");
3178        sendIqPacket(
3179                account,
3180                iqPacket,
3181                (response) -> {
3182                    if (response.getType() == Iq.Type.RESULT) {
3183                        deleteAccount(account);
3184                        callback.accept(true);
3185                    } else {
3186                        callback.accept(false);
3187                    }
3188                });
3189    }
3190
3191    public void deleteAccount(final Account account) {
3192        final boolean connected = account.getStatus() == Account.State.ONLINE;
3193        synchronized (this.conversations) {
3194            if (connected) {
3195                account.getAxolotlService().deleteOmemoIdentity();
3196            }
3197            for (final Conversation conversation : conversations) {
3198                if (conversation.getAccount() == account) {
3199                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3200                        if (connected) {
3201                            leaveMuc(conversation);
3202                        }
3203                    }
3204                    conversations.remove(conversation);
3205                    mNotificationService.clear(conversation);
3206                }
3207            }
3208            if (account.getXmppConnection() != null) {
3209                new Thread(() -> disconnect(account, !connected)).start();
3210            }
3211            final Runnable runnable =
3212                    () -> {
3213                        if (!databaseBackend.deleteAccount(account)) {
3214                            Log.d(
3215                                    Config.LOGTAG,
3216                                    account.getJid().asBareJid() + ": unable to delete account");
3217                        }
3218                    };
3219            mDatabaseWriterExecutor.execute(runnable);
3220            this.accounts.remove(account);
3221            if (CallIntegration.hasSystemFeature(this)) {
3222                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
3223            }
3224            this.mRosterSyncTaskManager.clear(account);
3225            updateAccountUi();
3226            mNotificationService.updateErrorNotification();
3227            syncEnabledAccountSetting();
3228            toggleForegroundService();
3229        }
3230    }
3231
3232    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
3233        final boolean remainingListeners;
3234        synchronized (LISTENER_LOCK) {
3235            remainingListeners = checkListeners();
3236            if (!this.mOnConversationUpdates.add(listener)) {
3237                Log.w(
3238                        Config.LOGTAG,
3239                        listener.getClass().getName()
3240                                + " is already registered as ConversationListChangedListener");
3241            }
3242            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3243        }
3244        if (remainingListeners) {
3245            switchToForeground();
3246        }
3247    }
3248
3249    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
3250        final boolean remainingListeners;
3251        synchronized (LISTENER_LOCK) {
3252            this.mOnConversationUpdates.remove(listener);
3253            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3254            remainingListeners = checkListeners();
3255        }
3256        if (remainingListeners) {
3257            switchToBackground();
3258        }
3259    }
3260
3261    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
3262        final boolean remainingListeners;
3263        synchronized (LISTENER_LOCK) {
3264            remainingListeners = checkListeners();
3265            if (!this.mOnShowErrorToasts.add(listener)) {
3266                Log.w(
3267                        Config.LOGTAG,
3268                        listener.getClass().getName()
3269                                + " is already registered as OnShowErrorToastListener");
3270            }
3271        }
3272        if (remainingListeners) {
3273            switchToForeground();
3274        }
3275    }
3276
3277    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
3278        final boolean remainingListeners;
3279        synchronized (LISTENER_LOCK) {
3280            this.mOnShowErrorToasts.remove(onShowErrorToast);
3281            remainingListeners = checkListeners();
3282        }
3283        if (remainingListeners) {
3284            switchToBackground();
3285        }
3286    }
3287
3288    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3289        final boolean remainingListeners;
3290        synchronized (LISTENER_LOCK) {
3291            remainingListeners = checkListeners();
3292            if (!this.mOnAccountUpdates.add(listener)) {
3293                Log.w(
3294                        Config.LOGTAG,
3295                        listener.getClass().getName()
3296                                + " is already registered as OnAccountListChangedtListener");
3297            }
3298        }
3299        if (remainingListeners) {
3300            switchToForeground();
3301        }
3302    }
3303
3304    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3305        final boolean remainingListeners;
3306        synchronized (LISTENER_LOCK) {
3307            this.mOnAccountUpdates.remove(listener);
3308            remainingListeners = checkListeners();
3309        }
3310        if (remainingListeners) {
3311            switchToBackground();
3312        }
3313    }
3314
3315    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3316        final boolean remainingListeners;
3317        synchronized (LISTENER_LOCK) {
3318            remainingListeners = checkListeners();
3319            if (!this.mOnCaptchaRequested.add(listener)) {
3320                Log.w(
3321                        Config.LOGTAG,
3322                        listener.getClass().getName()
3323                                + " is already registered as OnCaptchaRequestListener");
3324            }
3325        }
3326        if (remainingListeners) {
3327            switchToForeground();
3328        }
3329    }
3330
3331    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3332        final boolean remainingListeners;
3333        synchronized (LISTENER_LOCK) {
3334            this.mOnCaptchaRequested.remove(listener);
3335            remainingListeners = checkListeners();
3336        }
3337        if (remainingListeners) {
3338            switchToBackground();
3339        }
3340    }
3341
3342    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3343        final boolean remainingListeners;
3344        synchronized (LISTENER_LOCK) {
3345            remainingListeners = checkListeners();
3346            if (!this.mOnRosterUpdates.add(listener)) {
3347                Log.w(
3348                        Config.LOGTAG,
3349                        listener.getClass().getName()
3350                                + " is already registered as OnRosterUpdateListener");
3351            }
3352        }
3353        if (remainingListeners) {
3354            switchToForeground();
3355        }
3356    }
3357
3358    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3359        final boolean remainingListeners;
3360        synchronized (LISTENER_LOCK) {
3361            this.mOnRosterUpdates.remove(listener);
3362            remainingListeners = checkListeners();
3363        }
3364        if (remainingListeners) {
3365            switchToBackground();
3366        }
3367    }
3368
3369    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3370        final boolean remainingListeners;
3371        synchronized (LISTENER_LOCK) {
3372            remainingListeners = checkListeners();
3373            if (!this.mOnUpdateBlocklist.add(listener)) {
3374                Log.w(
3375                        Config.LOGTAG,
3376                        listener.getClass().getName()
3377                                + " is already registered as OnUpdateBlocklistListener");
3378            }
3379        }
3380        if (remainingListeners) {
3381            switchToForeground();
3382        }
3383    }
3384
3385    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3386        final boolean remainingListeners;
3387        synchronized (LISTENER_LOCK) {
3388            this.mOnUpdateBlocklist.remove(listener);
3389            remainingListeners = checkListeners();
3390        }
3391        if (remainingListeners) {
3392            switchToBackground();
3393        }
3394    }
3395
3396    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3397        final boolean remainingListeners;
3398        synchronized (LISTENER_LOCK) {
3399            remainingListeners = checkListeners();
3400            if (!this.mOnKeyStatusUpdated.add(listener)) {
3401                Log.w(
3402                        Config.LOGTAG,
3403                        listener.getClass().getName()
3404                                + " is already registered as OnKeyStatusUpdateListener");
3405            }
3406        }
3407        if (remainingListeners) {
3408            switchToForeground();
3409        }
3410    }
3411
3412    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3413        final boolean remainingListeners;
3414        synchronized (LISTENER_LOCK) {
3415            this.mOnKeyStatusUpdated.remove(listener);
3416            remainingListeners = checkListeners();
3417        }
3418        if (remainingListeners) {
3419            switchToBackground();
3420        }
3421    }
3422
3423    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3424        final boolean remainingListeners;
3425        synchronized (LISTENER_LOCK) {
3426            remainingListeners = checkListeners();
3427            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3428                Log.w(
3429                        Config.LOGTAG,
3430                        listener.getClass().getName()
3431                                + " is already registered as OnJingleRtpConnectionUpdate");
3432            }
3433        }
3434        if (remainingListeners) {
3435            switchToForeground();
3436        }
3437    }
3438
3439    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3440        final boolean remainingListeners;
3441        synchronized (LISTENER_LOCK) {
3442            this.onJingleRtpConnectionUpdate.remove(listener);
3443            remainingListeners = checkListeners();
3444        }
3445        if (remainingListeners) {
3446            switchToBackground();
3447        }
3448    }
3449
3450    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3451        final boolean remainingListeners;
3452        synchronized (LISTENER_LOCK) {
3453            remainingListeners = checkListeners();
3454            if (!this.mOnMucRosterUpdate.add(listener)) {
3455                Log.w(
3456                        Config.LOGTAG,
3457                        listener.getClass().getName()
3458                                + " is already registered as OnMucRosterListener");
3459            }
3460        }
3461        if (remainingListeners) {
3462            switchToForeground();
3463        }
3464    }
3465
3466    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3467        final boolean remainingListeners;
3468        synchronized (LISTENER_LOCK) {
3469            this.mOnMucRosterUpdate.remove(listener);
3470            remainingListeners = checkListeners();
3471        }
3472        if (remainingListeners) {
3473            switchToBackground();
3474        }
3475    }
3476
3477    public boolean checkListeners() {
3478        return (this.mOnAccountUpdates.isEmpty()
3479                && this.mOnConversationUpdates.isEmpty()
3480                && this.mOnRosterUpdates.isEmpty()
3481                && this.mOnCaptchaRequested.isEmpty()
3482                && this.mOnMucRosterUpdate.isEmpty()
3483                && this.mOnUpdateBlocklist.isEmpty()
3484                && this.mOnShowErrorToasts.isEmpty()
3485                && this.onJingleRtpConnectionUpdate.isEmpty()
3486                && this.mOnKeyStatusUpdated.isEmpty());
3487    }
3488
3489    private void switchToForeground() {
3490        toggleSoftDisabled(false);
3491        final boolean broadcastLastActivity = broadcastLastActivity();
3492        for (Conversation conversation : getConversations()) {
3493            if (conversation.getMode() == Conversation.MODE_MULTI) {
3494                conversation.getMucOptions().resetChatState();
3495            } else {
3496                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3497            }
3498        }
3499        for (Account account : getAccounts()) {
3500            if (account.getStatus() == Account.State.ONLINE) {
3501                account.deactivateGracePeriod();
3502                final XmppConnection connection = account.getXmppConnection();
3503                if (connection != null) {
3504                    if (connection.getFeatures().csi()) {
3505                        connection.sendActive();
3506                    }
3507                    if (broadcastLastActivity) {
3508                        sendPresence(
3509                                account,
3510                                false); // send new presence but don't include idle because we are
3511                        // not
3512                    }
3513                }
3514            }
3515        }
3516        Log.d(Config.LOGTAG, "app switched into foreground");
3517    }
3518
3519    private void switchToBackground() {
3520        final boolean broadcastLastActivity = broadcastLastActivity();
3521        if (broadcastLastActivity) {
3522            mLastActivity = System.currentTimeMillis();
3523            final SharedPreferences.Editor editor = getPreferences().edit();
3524            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3525            editor.apply();
3526        }
3527        for (Account account : getAccounts()) {
3528            if (account.getStatus() == Account.State.ONLINE) {
3529                XmppConnection connection = account.getXmppConnection();
3530                if (connection != null) {
3531                    if (broadcastLastActivity) {
3532                        sendPresence(account, true);
3533                    }
3534                    if (connection.getFeatures().csi()) {
3535                        connection.sendInactive();
3536                    }
3537                }
3538            }
3539        }
3540        this.mNotificationService.setIsInForeground(false);
3541        Log.d(Config.LOGTAG, "app switched into background");
3542    }
3543
3544    public void connectMultiModeConversations(Account account) {
3545        List<Conversation> conversations = getConversations();
3546        for (Conversation conversation : conversations) {
3547            if (conversation.getMode() == Conversation.MODE_MULTI
3548                    && conversation.getAccount() == account) {
3549                joinMuc(conversation);
3550            }
3551        }
3552    }
3553
3554    public void mucSelfPingAndRejoin(final Conversation conversation) {
3555        final Account account = conversation.getAccount();
3556        synchronized (account.inProgressConferenceJoins) {
3557            if (account.inProgressConferenceJoins.contains(conversation)) {
3558                Log.d(
3559                        Config.LOGTAG,
3560                        account.getJid().asBareJid()
3561                                + ": canceling muc self ping because join is already under way");
3562                return;
3563            }
3564        }
3565        synchronized (account.inProgressConferencePings) {
3566            if (!account.inProgressConferencePings.add(conversation)) {
3567                Log.d(
3568                        Config.LOGTAG,
3569                        account.getJid().asBareJid()
3570                                + ": canceling muc self ping because ping is already under way");
3571                return;
3572            }
3573        }
3574        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3575        final Iq ping = new Iq(Iq.Type.GET);
3576        ping.setTo(self);
3577        ping.addChild("ping", Namespace.PING);
3578        sendIqPacket(
3579                conversation.getAccount(),
3580                ping,
3581                (response) -> {
3582                    if (response.getType() == Iq.Type.ERROR) {
3583                        final var error = response.getError();
3584                        if (error == null
3585                                || error.hasChild("service-unavailable")
3586                                || error.hasChild("feature-not-implemented")
3587                                || error.hasChild("item-not-found")) {
3588                            Log.d(
3589                                    Config.LOGTAG,
3590                                    account.getJid().asBareJid()
3591                                            + ": ping to "
3592                                            + self
3593                                            + " came back as ignorable error");
3594                        } else {
3595                            Log.d(
3596                                    Config.LOGTAG,
3597                                    account.getJid().asBareJid()
3598                                            + ": ping to "
3599                                            + self
3600                                            + " failed. attempting rejoin");
3601                            joinMuc(conversation);
3602                        }
3603                    } else if (response.getType() == Iq.Type.RESULT) {
3604                        Log.d(
3605                                Config.LOGTAG,
3606                                account.getJid().asBareJid()
3607                                        + ": ping to "
3608                                        + self
3609                                        + " came back fine");
3610                    }
3611                    synchronized (account.inProgressConferencePings) {
3612                        account.inProgressConferencePings.remove(conversation);
3613                    }
3614                });
3615    }
3616
3617    public void joinMuc(Conversation conversation) {
3618        joinMuc(conversation, null, false);
3619    }
3620
3621    public void joinMuc(Conversation conversation, boolean followedInvite) {
3622        joinMuc(conversation, null, followedInvite);
3623    }
3624
3625    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3626        joinMuc(conversation, onConferenceJoined, false);
3627    }
3628
3629    private void joinMuc(
3630            final Conversation conversation,
3631            final OnConferenceJoined onConferenceJoined,
3632            final boolean followedInvite) {
3633        final Account account = conversation.getAccount();
3634        synchronized (account.pendingConferenceJoins) {
3635            account.pendingConferenceJoins.remove(conversation);
3636        }
3637        synchronized (account.pendingConferenceLeaves) {
3638            account.pendingConferenceLeaves.remove(conversation);
3639        }
3640        if (account.getStatus() == Account.State.ONLINE) {
3641            synchronized (account.inProgressConferenceJoins) {
3642                account.inProgressConferenceJoins.add(conversation);
3643            }
3644            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3645                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3646            }
3647            conversation.resetMucOptions();
3648            if (onConferenceJoined != null) {
3649                conversation.getMucOptions().flagNoAutoPushConfiguration();
3650            }
3651            conversation.setHasMessagesLeftOnServer(false);
3652            fetchConferenceConfiguration(
3653                    conversation,
3654                    new OnConferenceConfigurationFetched() {
3655
3656                        private void join(Conversation conversation) {
3657                            Account account = conversation.getAccount();
3658                            final MucOptions mucOptions = conversation.getMucOptions();
3659
3660                            if (mucOptions.nonanonymous()
3661                                    && !mucOptions.membersOnly()
3662                                    && !conversation.getBooleanAttribute(
3663                                            "accept_non_anonymous", false)) {
3664                                synchronized (account.inProgressConferenceJoins) {
3665                                    account.inProgressConferenceJoins.remove(conversation);
3666                                }
3667                                mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3668                                updateConversationUi();
3669                                if (onConferenceJoined != null) {
3670                                    onConferenceJoined.onConferenceJoined(conversation);
3671                                }
3672                                return;
3673                            }
3674
3675                            final Jid joinJid = mucOptions.getSelf().getFullJid();
3676                            Log.d(
3677                                    Config.LOGTAG,
3678                                    account.getJid().asBareJid().toString()
3679                                            + ": joining conversation "
3680                                            + joinJid.toString());
3681                            final var packet =
3682                                    mPresenceGenerator.selfPresence(
3683                                            account,
3684                                            Presence.Status.ONLINE,
3685                                            mucOptions.nonanonymous()
3686                                                    || onConferenceJoined != null);
3687                            packet.setTo(joinJid);
3688                            Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3689                            if (conversation.getMucOptions().getPassword() != null) {
3690                                x.addChild("password").setContent(mucOptions.getPassword());
3691                            }
3692
3693                            if (mucOptions.mamSupport()) {
3694                                // Use MAM instead of the limited muc history to get history
3695                                x.addChild("history").setAttribute("maxchars", "0");
3696                            } else {
3697                                // Fallback to muc history
3698                                x.addChild("history")
3699                                        .setAttribute(
3700                                                "since",
3701                                                PresenceGenerator.getTimestamp(
3702                                                        conversation
3703                                                                .getLastMessageTransmitted()
3704                                                                .getTimestamp()));
3705                            }
3706                            sendPresencePacket(account, packet);
3707                            if (onConferenceJoined != null) {
3708                                onConferenceJoined.onConferenceJoined(conversation);
3709                            }
3710                            if (!joinJid.equals(conversation.getJid())) {
3711                                conversation.setContactJid(joinJid);
3712                                databaseBackend.updateConversation(conversation);
3713                            }
3714
3715                            if (mucOptions.mamSupport()) {
3716                                getMessageArchiveService().catchupMUC(conversation);
3717                            }
3718                            if (mucOptions.isPrivateAndNonAnonymous()) {
3719                                fetchConferenceMembers(conversation);
3720
3721                                if (followedInvite) {
3722                                    final Bookmark bookmark = conversation.getBookmark();
3723                                    if (bookmark != null) {
3724                                        if (!bookmark.autojoin()) {
3725                                            bookmark.setAutojoin(true);
3726                                            createBookmark(account, bookmark);
3727                                        }
3728                                    } else {
3729                                        saveConversationAsBookmark(conversation, null);
3730                                    }
3731                                }
3732                            }
3733                            synchronized (account.inProgressConferenceJoins) {
3734                                account.inProgressConferenceJoins.remove(conversation);
3735                                sendUnsentMessages(conversation);
3736                            }
3737                        }
3738
3739                        @Override
3740                        public void onConferenceConfigurationFetched(Conversation conversation) {
3741                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3742                                Log.d(
3743                                        Config.LOGTAG,
3744                                        account.getJid().asBareJid()
3745                                                + ": conversation ("
3746                                                + conversation.getJid()
3747                                                + ") got archived before IQ result");
3748                                return;
3749                            }
3750                            join(conversation);
3751                        }
3752
3753                        @Override
3754                        public void onFetchFailed(
3755                                final Conversation conversation, final String errorCondition) {
3756                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3757                                Log.d(
3758                                        Config.LOGTAG,
3759                                        account.getJid().asBareJid()
3760                                                + ": conversation ("
3761                                                + conversation.getJid()
3762                                                + ") got archived before IQ result");
3763                                return;
3764                            }
3765                            if ("remote-server-not-found".equals(errorCondition)) {
3766                                synchronized (account.inProgressConferenceJoins) {
3767                                    account.inProgressConferenceJoins.remove(conversation);
3768                                }
3769                                conversation
3770                                        .getMucOptions()
3771                                        .setError(MucOptions.Error.SERVER_NOT_FOUND);
3772                                updateConversationUi();
3773                            } else {
3774                                join(conversation);
3775                                fetchConferenceConfiguration(conversation);
3776                            }
3777                        }
3778                    });
3779            updateConversationUi();
3780        } else {
3781            synchronized (account.pendingConferenceJoins) {
3782                account.pendingConferenceJoins.add(conversation);
3783            }
3784            conversation.resetMucOptions();
3785            conversation.setHasMessagesLeftOnServer(false);
3786            updateConversationUi();
3787        }
3788    }
3789
3790    private void fetchConferenceMembers(final Conversation conversation) {
3791        final Account account = conversation.getAccount();
3792        final AxolotlService axolotlService = account.getAxolotlService();
3793        final String[] affiliations = {"member", "admin", "owner"};
3794        final Consumer<Iq> callback =
3795                new Consumer<Iq>() {
3796
3797                    private int i = 0;
3798                    private boolean success = true;
3799
3800                    @Override
3801                    public void accept(Iq response) {
3802                        final boolean omemoEnabled =
3803                                conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3804                        Element query = response.query("http://jabber.org/protocol/muc#admin");
3805                        if (response.getType() == Iq.Type.RESULT && query != null) {
3806                            for (Element child : query.getChildren()) {
3807                                if ("item".equals(child.getName())) {
3808                                    MucOptions.User user =
3809                                            AbstractParser.parseItem(conversation, child);
3810                                    if (!user.realJidMatchesAccount()) {
3811                                        boolean isNew =
3812                                                conversation.getMucOptions().updateUser(user);
3813                                        Contact contact = user.getContact();
3814                                        if (omemoEnabled
3815                                                && isNew
3816                                                && user.getRealJid() != null
3817                                                && (contact == null
3818                                                        || !contact.mutualPresenceSubscription())
3819                                                && axolotlService.hasEmptyDeviceList(
3820                                                        user.getRealJid())) {
3821                                            axolotlService.fetchDeviceIds(user.getRealJid());
3822                                        }
3823                                    }
3824                                }
3825                            }
3826                        } else {
3827                            success = false;
3828                            Log.d(
3829                                    Config.LOGTAG,
3830                                    account.getJid().asBareJid()
3831                                            + ": could not request affiliation "
3832                                            + affiliations[i]
3833                                            + " in "
3834                                            + conversation.getJid().asBareJid());
3835                        }
3836                        ++i;
3837                        if (i >= affiliations.length) {
3838                            final var mucOptions = conversation.getMucOptions();
3839                            final var members = mucOptions.getMembers(true);
3840                            if (success) {
3841                                List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3842                                boolean changed = false;
3843                                for (ListIterator<Jid> iterator = cryptoTargets.listIterator();
3844                                        iterator.hasNext(); ) {
3845                                    Jid jid = iterator.next();
3846                                    if (!members.contains(jid)
3847                                            && !members.contains(jid.getDomain())) {
3848                                        iterator.remove();
3849                                        Log.d(
3850                                                Config.LOGTAG,
3851                                                account.getJid().asBareJid()
3852                                                        + ": removed "
3853                                                        + jid
3854                                                        + " from crypto targets of "
3855                                                        + conversation.getName());
3856                                        changed = true;
3857                                    }
3858                                }
3859                                if (changed) {
3860                                    conversation.setAcceptedCryptoTargets(cryptoTargets);
3861                                    updateConversation(conversation);
3862                                }
3863                            }
3864                            getAvatarService().clear(mucOptions);
3865                            updateMucRosterUi();
3866                            updateConversationUi();
3867                        }
3868                    }
3869                };
3870        for (String affiliation : affiliations) {
3871            sendIqPacket(
3872                    account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3873        }
3874        Log.d(
3875                Config.LOGTAG,
3876                account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3877    }
3878
3879    public void providePasswordForMuc(final Conversation conversation, final String password) {
3880        if (conversation.getMode() == Conversation.MODE_MULTI) {
3881            conversation.getMucOptions().setPassword(password);
3882            if (conversation.getBookmark() != null) {
3883                final Bookmark bookmark = conversation.getBookmark();
3884                bookmark.setAutojoin(true);
3885                createBookmark(conversation.getAccount(), bookmark);
3886            }
3887            updateConversation(conversation);
3888            joinMuc(conversation);
3889        }
3890    }
3891
3892    public void deleteAvatar(final Account account) {
3893        final AtomicBoolean executed = new AtomicBoolean(false);
3894        final Runnable onDeleted =
3895                () -> {
3896                    if (executed.compareAndSet(false, true)) {
3897                        account.setAvatar(null);
3898                        databaseBackend.updateAccount(account);
3899                        getAvatarService().clear(account);
3900                        updateAccountUi();
3901                    }
3902                };
3903        deleteVcardAvatar(account, onDeleted);
3904        deletePepNode(account, Namespace.AVATAR_DATA);
3905        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3906    }
3907
3908    public void deletePepNode(final Account account, final String node) {
3909        deletePepNode(account, node, null);
3910    }
3911
3912    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3913        final Iq request = mIqGenerator.deleteNode(node);
3914        sendIqPacket(
3915                account,
3916                request,
3917                (packet) -> {
3918                    if (packet.getType() == Iq.Type.RESULT) {
3919                        Log.d(
3920                                Config.LOGTAG,
3921                                account.getJid().asBareJid()
3922                                        + ": successfully deleted pep node "
3923                                        + node);
3924                        if (runnable != null) {
3925                            runnable.run();
3926                        }
3927                    } else {
3928                        Log.d(
3929                                Config.LOGTAG,
3930                                account.getJid().asBareJid() + ": failed to delete " + packet);
3931                    }
3932                });
3933    }
3934
3935    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3936        final Iq retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3937        sendIqPacket(
3938                account,
3939                retrieveVcard,
3940                (response) -> {
3941                    if (response.getType() != Iq.Type.RESULT) {
3942                        Log.d(
3943                                Config.LOGTAG,
3944                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3945                        return;
3946                    }
3947                    final Element vcard = response.findChild("vCard", "vcard-temp");
3948                    if (vcard == null) {
3949                        Log.d(
3950                                Config.LOGTAG,
3951                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3952                        return;
3953                    }
3954                    Element photo = vcard.findChild("PHOTO");
3955                    if (photo == null) {
3956                        photo = vcard.addChild("PHOTO");
3957                    }
3958                    photo.clearChildren();
3959                    final Iq publication = new Iq(Iq.Type.SET);
3960                    publication.setTo(account.getJid().asBareJid());
3961                    publication.addChild(vcard);
3962                    sendIqPacket(
3963                            account,
3964                            publication,
3965                            (publicationResponse) -> {
3966                                if (publicationResponse.getType() == Iq.Type.RESULT) {
3967                                    Log.d(
3968                                            Config.LOGTAG,
3969                                            account.getJid().asBareJid()
3970                                                    + ": successfully deleted vcard avatar");
3971                                    runnable.run();
3972                                } else {
3973                                    Log.d(
3974                                            Config.LOGTAG,
3975                                            "failed to publish vcard "
3976                                                    + publicationResponse.getErrorCondition());
3977                                }
3978                            });
3979                });
3980    }
3981
3982    private boolean hasEnabledAccounts() {
3983        if (this.accounts == null) {
3984            return false;
3985        }
3986        for (final Account account : this.accounts) {
3987            if (account.isConnectionEnabled()) {
3988                return true;
3989            }
3990        }
3991        return false;
3992    }
3993
3994    public void getAttachments(
3995            final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3996        getAttachments(
3997                conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3998    }
3999
4000    public void getAttachments(
4001            final Account account,
4002            final Jid jid,
4003            final int limit,
4004            final OnMediaLoaded onMediaLoaded) {
4005        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
4006    }
4007
4008    public void getAttachments(
4009            final String account,
4010            final Jid jid,
4011            final int limit,
4012            final OnMediaLoaded onMediaLoaded) {
4013        new Thread(
4014                        () ->
4015                                onMediaLoaded.onMediaLoaded(
4016                                        fileBackend.convertToAttachments(
4017                                                databaseBackend.getRelativeFilePaths(
4018                                                        account, jid, limit))))
4019                .start();
4020    }
4021
4022    public void persistSelfNick(final MucOptions.User self, final boolean modified) {
4023        final Conversation conversation = self.getConversation();
4024        final Account account = conversation.getAccount();
4025        final Jid full = self.getFullJid();
4026        if (!full.equals(conversation.getJid())) {
4027            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persisting full jid " + full);
4028            conversation.setContactJid(full);
4029            databaseBackend.updateConversation(conversation);
4030        }
4031
4032        final Bookmark bookmark = conversation.getBookmark();
4033        if (bookmark == null || !modified) {
4034            return;
4035        }
4036        final var nick = full.getResource();
4037        final String defaultNick = MucOptions.defaultNick(account);
4038        if (nick.equals(defaultNick) || nick.equals(bookmark.getNick())) {
4039            return;
4040        }
4041        Log.d(
4042                Config.LOGTAG,
4043                account.getJid().asBareJid()
4044                        + ": persist nick '"
4045                        + full.getResource()
4046                        + "' into bookmark for "
4047                        + conversation.getJid().asBareJid());
4048        bookmark.setNick(nick);
4049        createBookmark(bookmark.getAccount(), bookmark);
4050    }
4051
4052    public boolean renameInMuc(
4053            final Conversation conversation,
4054            final String nick,
4055            final UiCallback<Conversation> callback) {
4056        final Account account = conversation.getAccount();
4057        final Bookmark bookmark = conversation.getBookmark();
4058        final MucOptions options = conversation.getMucOptions();
4059        final Jid joinJid = options.createJoinJid(nick);
4060        if (joinJid == null) {
4061            return false;
4062        }
4063        if (options.online()) {
4064            options.setOnRenameListener(
4065                    new OnRenameListener() {
4066
4067                        @Override
4068                        public void onSuccess() {
4069                            callback.success(conversation);
4070                        }
4071
4072                        @Override
4073                        public void onFailure() {
4074                            callback.error(R.string.nick_in_use, conversation);
4075                        }
4076                    });
4077
4078            final var packet =
4079                    mPresenceGenerator.selfPresence(
4080                            account, Presence.Status.ONLINE, options.nonanonymous());
4081            packet.setTo(joinJid);
4082            sendPresencePacket(account, packet);
4083            if (nick.equals(MucOptions.defaultNick(account))
4084                    && bookmark != null
4085                    && bookmark.getNick() != null) {
4086                Log.d(
4087                        Config.LOGTAG,
4088                        account.getJid().asBareJid()
4089                                + ": removing nick from bookmark for "
4090                                + bookmark.getJid());
4091                bookmark.setNick(null);
4092                createBookmark(account, bookmark);
4093            }
4094        } else {
4095            conversation.setContactJid(joinJid);
4096            databaseBackend.updateConversation(conversation);
4097            if (account.getStatus() == Account.State.ONLINE) {
4098                if (bookmark != null) {
4099                    bookmark.setNick(nick);
4100                    createBookmark(account, bookmark);
4101                }
4102                joinMuc(conversation);
4103            }
4104        }
4105        return true;
4106    }
4107
4108    public void checkMucRequiresRename() {
4109        synchronized (this.conversations) {
4110            for (final Conversation conversation : this.conversations) {
4111                if (conversation.getMode() == Conversational.MODE_MULTI) {
4112                    checkMucRequiresRename(conversation);
4113                }
4114            }
4115        }
4116    }
4117
4118    private void checkMucRequiresRename(final Conversation conversation) {
4119        final var options = conversation.getMucOptions();
4120        if (!options.online()) {
4121            return;
4122        }
4123        final var account = conversation.getAccount();
4124        final String current = options.getActualNick();
4125        final String proposed = options.getProposedNickPure();
4126        if (current == null || current.equals(proposed)) {
4127            return;
4128        }
4129        final Jid joinJid = options.createJoinJid(proposed);
4130        Log.d(
4131                Config.LOGTAG,
4132                String.format(
4133                        "%s: muc rename required %s (was: %s)",
4134                        account.getJid().asBareJid(), joinJid, current));
4135        final var packet =
4136                mPresenceGenerator.selfPresence(
4137                        account, Presence.Status.ONLINE, options.nonanonymous());
4138        packet.setTo(joinJid);
4139        sendPresencePacket(account, packet);
4140    }
4141
4142    public void leaveMuc(Conversation conversation) {
4143        leaveMuc(conversation, false);
4144    }
4145
4146    private void leaveMuc(Conversation conversation, boolean now) {
4147        final Account account = conversation.getAccount();
4148        synchronized (account.pendingConferenceJoins) {
4149            account.pendingConferenceJoins.remove(conversation);
4150        }
4151        synchronized (account.pendingConferenceLeaves) {
4152            account.pendingConferenceLeaves.remove(conversation);
4153        }
4154        if (account.getStatus() == Account.State.ONLINE || now) {
4155            sendPresencePacket(
4156                    conversation.getAccount(),
4157                    mPresenceGenerator.leave(conversation.getMucOptions()));
4158            conversation.getMucOptions().setOffline();
4159            Bookmark bookmark = conversation.getBookmark();
4160            if (bookmark != null) {
4161                bookmark.setConversation(null);
4162            }
4163            Log.d(
4164                    Config.LOGTAG,
4165                    conversation.getAccount().getJid().asBareJid()
4166                            + ": leaving muc "
4167                            + conversation.getJid());
4168        } else {
4169            synchronized (account.pendingConferenceLeaves) {
4170                account.pendingConferenceLeaves.add(conversation);
4171            }
4172        }
4173    }
4174
4175    public String findConferenceServer(final Account account) {
4176        String server;
4177        if (account.getXmppConnection() != null) {
4178            server = account.getXmppConnection().getMucServer();
4179            if (server != null) {
4180                return server;
4181            }
4182        }
4183        for (Account other : getAccounts()) {
4184            if (other != account && other.getXmppConnection() != null) {
4185                server = other.getXmppConnection().getMucServer();
4186                if (server != null) {
4187                    return server;
4188                }
4189            }
4190        }
4191        return null;
4192    }
4193
4194    public void createPublicChannel(
4195            final Account account,
4196            final String name,
4197            final Jid address,
4198            final UiCallback<Conversation> callback) {
4199        joinMuc(
4200                findOrCreateConversation(account, address, true, false, true),
4201                conversation -> {
4202                    final Bundle configuration = IqGenerator.defaultChannelConfiguration();
4203                    if (!TextUtils.isEmpty(name)) {
4204                        configuration.putString("muc#roomconfig_roomname", name);
4205                    }
4206                    pushConferenceConfiguration(
4207                            conversation,
4208                            configuration,
4209                            new OnConfigurationPushed() {
4210                                @Override
4211                                public void onPushSucceeded() {
4212                                    saveConversationAsBookmark(conversation, name);
4213                                    callback.success(conversation);
4214                                }
4215
4216                                @Override
4217                                public void onPushFailed() {
4218                                    if (conversation
4219                                            .getMucOptions()
4220                                            .getSelf()
4221                                            .getAffiliation()
4222                                            .ranks(MucOptions.Affiliation.OWNER)) {
4223                                        callback.error(
4224                                                R.string.unable_to_set_channel_configuration,
4225                                                conversation);
4226                                    } else {
4227                                        callback.error(
4228                                                R.string.joined_an_existing_channel, conversation);
4229                                    }
4230                                }
4231                            });
4232                });
4233    }
4234
4235    public boolean createAdhocConference(
4236            final Account account,
4237            final String name,
4238            final Iterable<Jid> jids,
4239            final UiCallback<Conversation> callback) {
4240        Log.d(
4241                Config.LOGTAG,
4242                account.getJid().asBareJid().toString()
4243                        + ": creating adhoc conference with "
4244                        + jids.toString());
4245        if (account.getStatus() == Account.State.ONLINE) {
4246            try {
4247                String server = findConferenceServer(account);
4248                if (server == null) {
4249                    if (callback != null) {
4250                        callback.error(R.string.no_conference_server_found, null);
4251                    }
4252                    return false;
4253                }
4254                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
4255                final Conversation conversation =
4256                        findOrCreateConversation(account, jid, true, false, true);
4257                joinMuc(
4258                        conversation,
4259                        new OnConferenceJoined() {
4260                            @Override
4261                            public void onConferenceJoined(final Conversation conversation) {
4262                                final Bundle configuration =
4263                                        IqGenerator.defaultGroupChatConfiguration();
4264                                if (!TextUtils.isEmpty(name)) {
4265                                    configuration.putString("muc#roomconfig_roomname", name);
4266                                }
4267                                pushConferenceConfiguration(
4268                                        conversation,
4269                                        configuration,
4270                                        new OnConfigurationPushed() {
4271                                            @Override
4272                                            public void onPushSucceeded() {
4273                                                for (Jid invite : jids) {
4274                                                    invite(conversation, invite);
4275                                                }
4276                                                for (String resource :
4277                                                        account.getSelfContact()
4278                                                                .getPresences()
4279                                                                .toResourceArray()) {
4280                                                    Jid other =
4281                                                            account.getJid().withResource(resource);
4282                                                    Log.d(
4283                                                            Config.LOGTAG,
4284                                                            account.getJid().asBareJid()
4285                                                                    + ": sending direct invite to "
4286                                                                    + other);
4287                                                    directInvite(conversation, other);
4288                                                }
4289                                                saveConversationAsBookmark(conversation, name);
4290                                                if (callback != null) {
4291                                                    callback.success(conversation);
4292                                                }
4293                                            }
4294
4295                                            @Override
4296                                            public void onPushFailed() {
4297                                                archiveConversation(conversation);
4298                                                if (callback != null) {
4299                                                    callback.error(
4300                                                            R.string.conference_creation_failed,
4301                                                            conversation);
4302                                                }
4303                                            }
4304                                        });
4305                            }
4306                        });
4307                return true;
4308            } catch (IllegalArgumentException e) {
4309                if (callback != null) {
4310                    callback.error(R.string.conference_creation_failed, null);
4311                }
4312                return false;
4313            }
4314        } else {
4315            if (callback != null) {
4316                callback.error(R.string.not_connected_try_again, null);
4317            }
4318            return false;
4319        }
4320    }
4321
4322    public void fetchConferenceConfiguration(final Conversation conversation) {
4323        fetchConferenceConfiguration(conversation, null);
4324    }
4325
4326    public void fetchConferenceConfiguration(
4327            final Conversation conversation, final OnConferenceConfigurationFetched callback) {
4328        final Iq request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
4329        final var account = conversation.getAccount();
4330        sendIqPacket(
4331                account,
4332                request,
4333                response -> {
4334                    if (response.getType() == Iq.Type.RESULT) {
4335                        final MucOptions mucOptions = conversation.getMucOptions();
4336                        final Bookmark bookmark = conversation.getBookmark();
4337                        final boolean sameBefore =
4338                                StringUtils.equals(
4339                                        bookmark == null ? null : bookmark.getBookmarkName(),
4340                                        mucOptions.getName());
4341
4342                        final var hadOccupantId = mucOptions.occupantId();
4343                        if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(response))) {
4344                            Log.d(
4345                                    Config.LOGTAG,
4346                                    account.getJid().asBareJid()
4347                                            + ": muc configuration changed for "
4348                                            + conversation.getJid().asBareJid());
4349                            updateConversation(conversation);
4350                        }
4351
4352                        final var hasOccupantId = mucOptions.occupantId();
4353
4354                        if (!hadOccupantId && hasOccupantId && mucOptions.online()) {
4355                            final var me = mucOptions.getSelf().getFullJid();
4356                            Log.d(
4357                                    Config.LOGTAG,
4358                                    account.getJid().asBareJid()
4359                                            + ": gained support for occupant-id in "
4360                                            + me
4361                                            + ". resending presence");
4362                            final var packet =
4363                                    mPresenceGenerator.selfPresence(
4364                                            account,
4365                                            Presence.Status.ONLINE,
4366                                            mucOptions.nonanonymous());
4367                            packet.setTo(me);
4368                            sendPresencePacket(account, packet);
4369                        }
4370
4371                        if (bookmark != null
4372                                && (sameBefore || bookmark.getBookmarkName() == null)) {
4373                            if (bookmark.setBookmarkName(
4374                                    StringUtils.nullOnEmpty(mucOptions.getName()))) {
4375                                createBookmark(account, bookmark);
4376                            }
4377                        }
4378
4379                        if (callback != null) {
4380                            callback.onConferenceConfigurationFetched(conversation);
4381                        }
4382
4383                        updateConversationUi();
4384                    } else if (response.getType() == Iq.Type.TIMEOUT) {
4385                        Log.d(
4386                                Config.LOGTAG,
4387                                account.getJid().asBareJid()
4388                                        + ": received timeout waiting for conference configuration"
4389                                        + " fetch");
4390                    } else {
4391                        if (callback != null) {
4392                            callback.onFetchFailed(conversation, response.getErrorCondition());
4393                        }
4394                    }
4395                });
4396    }
4397
4398    public void pushNodeConfiguration(
4399            Account account,
4400            final String node,
4401            final Bundle options,
4402            final OnConfigurationPushed callback) {
4403        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
4404    }
4405
4406    public void pushNodeConfiguration(
4407            Account account,
4408            final Jid jid,
4409            final String node,
4410            final Bundle options,
4411            final OnConfigurationPushed callback) {
4412        Log.d(Config.LOGTAG, "pushing node configuration");
4413        sendIqPacket(
4414                account,
4415                mIqGenerator.requestPubsubConfiguration(jid, node),
4416                responseToRequest -> {
4417                    if (responseToRequest.getType() == Iq.Type.RESULT) {
4418                        Element pubsub =
4419                                responseToRequest.findChild(
4420                                        "pubsub", "http://jabber.org/protocol/pubsub#owner");
4421                        Element configuration =
4422                                pubsub == null ? null : pubsub.findChild("configure");
4423                        Element x =
4424                                configuration == null
4425                                        ? null
4426                                        : configuration.findChild("x", Namespace.DATA);
4427                        if (x != null) {
4428                            final Data data = Data.parse(x);
4429                            data.submit(options);
4430                            sendIqPacket(
4431                                    account,
4432                                    mIqGenerator.publishPubsubConfiguration(jid, node, data),
4433                                    responseToPublish -> {
4434                                        if (responseToPublish.getType() == Iq.Type.RESULT
4435                                                && callback != null) {
4436                                            Log.d(
4437                                                    Config.LOGTAG,
4438                                                    account.getJid().asBareJid()
4439                                                            + ": successfully changed node"
4440                                                            + " configuration for node "
4441                                                            + node);
4442                                            callback.onPushSucceeded();
4443                                        } else if (responseToPublish.getType() == Iq.Type.ERROR
4444                                                && callback != null) {
4445                                            callback.onPushFailed();
4446                                        }
4447                                    });
4448                        } else if (callback != null) {
4449                            callback.onPushFailed();
4450                        }
4451                    } else if (responseToRequest.getType() == Iq.Type.ERROR && callback != null) {
4452                        callback.onPushFailed();
4453                    }
4454                });
4455    }
4456
4457    public void pushConferenceConfiguration(
4458            final Conversation conversation,
4459            final Bundle options,
4460            final OnConfigurationPushed callback) {
4461        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
4462            conversation.setAttribute("accept_non_anonymous", true);
4463            updateConversation(conversation);
4464        }
4465        if (options.containsKey("muc#roomconfig_moderatedroom")) {
4466            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
4467            options.putString("members_by_default", moderated ? "0" : "1");
4468        }
4469        if (options.containsKey("muc#roomconfig_allowpm")) {
4470            // ejabberd :-/
4471            final boolean allow = "anyone".equals(options.getString("muc#roomconfig_allowpm"));
4472            options.putString("allow_private_messages", allow ? "1" : "0");
4473            options.putString("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
4474        }
4475        final var account = conversation.getAccount();
4476        final Iq request = new Iq(Iq.Type.GET);
4477        request.setTo(conversation.getJid().asBareJid());
4478        request.query("http://jabber.org/protocol/muc#owner");
4479        sendIqPacket(
4480                account,
4481                request,
4482                response -> {
4483                    if (response.getType() == Iq.Type.RESULT) {
4484                        final Data data =
4485                                Data.parse(response.query().findChild("x", Namespace.DATA));
4486                        data.submit(options);
4487                        final Iq set = new Iq(Iq.Type.SET);
4488                        set.setTo(conversation.getJid().asBareJid());
4489                        set.query("http://jabber.org/protocol/muc#owner").addChild(data);
4490                        sendIqPacket(
4491                                account,
4492                                set,
4493                                packet -> {
4494                                    if (callback != null) {
4495                                        if (packet.getType() == Iq.Type.RESULT) {
4496                                            callback.onPushSucceeded();
4497                                        } else {
4498                                            Log.d(Config.LOGTAG, "failed: " + packet.toString());
4499                                            callback.onPushFailed();
4500                                        }
4501                                    }
4502                                });
4503                    } else {
4504                        if (callback != null) {
4505                            callback.onPushFailed();
4506                        }
4507                    }
4508                });
4509    }
4510
4511    public void pushSubjectToConference(final Conversation conference, final String subject) {
4512        final var packet =
4513                this.getMessageGenerator()
4514                        .conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
4515        this.sendMessagePacket(conference.getAccount(), packet);
4516    }
4517
4518    public void changeAffiliationInConference(
4519            final Conversation conference,
4520            Jid user,
4521            final MucOptions.Affiliation affiliation,
4522            final OnAffiliationChanged callback) {
4523        final Jid jid = user.asBareJid();
4524        final Iq request =
4525                this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
4526        sendIqPacket(
4527                conference.getAccount(),
4528                request,
4529                (response) -> {
4530                    if (response.getType() == Iq.Type.RESULT) {
4531                        final var mucOptions = conference.getMucOptions();
4532                        mucOptions.changeAffiliation(jid, affiliation);
4533                        getAvatarService().clear(mucOptions);
4534                        if (callback != null) {
4535                            callback.onAffiliationChangedSuccessful(jid);
4536                        } else {
4537                            Log.d(
4538                                    Config.LOGTAG,
4539                                    "changed affiliation of " + user + " to " + affiliation);
4540                        }
4541                    } else if (callback != null) {
4542                        callback.onAffiliationChangeFailed(
4543                                jid, R.string.could_not_change_affiliation);
4544                    } else {
4545                        Log.d(Config.LOGTAG, "unable to change affiliation");
4546                    }
4547                });
4548    }
4549
4550    public void changeRoleInConference(
4551            final Conversation conference, final String nick, MucOptions.Role role) {
4552        final var account = conference.getAccount();
4553        final Iq request = this.mIqGenerator.changeRole(conference, nick, role.toString());
4554        sendIqPacket(
4555                account,
4556                request,
4557                (packet) -> {
4558                    if (packet.getType() != Iq.Type.RESULT) {
4559                        Log.d(
4560                                Config.LOGTAG,
4561                                account.getJid().asBareJid() + " unable to change role of " + nick);
4562                    }
4563                });
4564    }
4565
4566    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4567        final Iq request = new Iq(Iq.Type.SET);
4568        request.setTo(conversation.getJid().asBareJid());
4569        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4570        sendIqPacket(
4571                conversation.getAccount(),
4572                request,
4573                response -> {
4574                    if (response.getType() == Iq.Type.RESULT) {
4575                        if (callback != null) {
4576                            callback.onRoomDestroySucceeded();
4577                        }
4578                    } else if (response.getType() == Iq.Type.ERROR) {
4579                        if (callback != null) {
4580                            callback.onRoomDestroyFailed();
4581                        }
4582                    }
4583                });
4584    }
4585
4586    private void disconnect(final Account account, boolean force) {
4587        final XmppConnection connection = account.getXmppConnection();
4588        if (connection == null) {
4589            return;
4590        }
4591        if (!force) {
4592            final List<Conversation> conversations = getConversations();
4593            for (Conversation conversation : conversations) {
4594                if (conversation.getAccount() == account) {
4595                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4596                        leaveMuc(conversation, true);
4597                    }
4598                }
4599            }
4600            sendOfflinePresence(account);
4601        }
4602        connection.disconnect(force);
4603    }
4604
4605    @Override
4606    public IBinder onBind(Intent intent) {
4607        return mBinder;
4608    }
4609
4610    public void updateMessage(Message message) {
4611        updateMessage(message, true);
4612    }
4613
4614    public void updateMessage(Message message, boolean includeBody) {
4615        databaseBackend.updateMessage(message, includeBody);
4616        updateConversationUi();
4617    }
4618
4619    public void createMessageAsync(final Message message) {
4620        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4621    }
4622
4623    public void updateMessage(Message message, String uuid) {
4624        if (!databaseBackend.updateMessage(message, uuid)) {
4625            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4626        }
4627        updateConversationUi();
4628    }
4629
4630    public void syncDirtyContacts(Account account) {
4631        for (Contact contact : account.getRoster().getContacts()) {
4632            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
4633                pushContactToServer(contact);
4634            }
4635            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
4636                deleteContactOnServer(contact);
4637            }
4638        }
4639    }
4640
4641    public void createContact(final Contact contact, final boolean autoGrant) {
4642        createContact(contact, autoGrant, null);
4643    }
4644
4645    public void createContact(
4646            final Contact contact, final boolean autoGrant, final String preAuth) {
4647        if (autoGrant) {
4648            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4649            contact.setOption(Contact.Options.ASKING);
4650        }
4651        pushContactToServer(contact, preAuth);
4652    }
4653
4654    public void pushContactToServer(final Contact contact) {
4655        pushContactToServer(contact, null);
4656    }
4657
4658    private void pushContactToServer(final Contact contact, final String preAuth) {
4659        contact.resetOption(Contact.Options.DIRTY_DELETE);
4660        contact.setOption(Contact.Options.DIRTY_PUSH);
4661        final Account account = contact.getAccount();
4662        if (account.getStatus() == Account.State.ONLINE) {
4663            final boolean ask = contact.getOption(Contact.Options.ASKING);
4664            final boolean sendUpdates =
4665                    contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
4666                            && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
4667            final Iq iq = new Iq(Iq.Type.SET);
4668            iq.query(Namespace.ROSTER).addChild(contact.asElement());
4669            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4670            if (sendUpdates) {
4671                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
4672            }
4673            if (ask) {
4674                sendPresencePacket(
4675                        account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
4676            }
4677        } else {
4678            syncRoster(contact.getAccount());
4679        }
4680    }
4681
4682    public void publishMucAvatar(
4683            final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4684        new Thread(
4685                        () -> {
4686                            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4687                            final int size = Config.AVATAR_SIZE;
4688                            final Avatar avatar =
4689                                    getFileBackend().getPepAvatar(image, size, format);
4690                            if (avatar != null) {
4691                                if (!getFileBackend().save(avatar)) {
4692                                    callback.onAvatarPublicationFailed(
4693                                            R.string.error_saving_avatar);
4694                                    return;
4695                                }
4696                                avatar.owner = conversation.getJid().asBareJid();
4697                                publishMucAvatar(conversation, avatar, callback);
4698                            } else {
4699                                callback.onAvatarPublicationFailed(
4700                                        R.string.error_publish_avatar_converting);
4701                            }
4702                        })
4703                .start();
4704    }
4705
4706    public void publishAvatarAsync(
4707            final Account account,
4708            final Uri image,
4709            final boolean open,
4710            final OnAvatarPublication callback) {
4711        new Thread(() -> publishAvatar(account, image, open, callback)).start();
4712    }
4713
4714    private void publishAvatar(
4715            final Account account,
4716            final Uri image,
4717            final boolean open,
4718            final OnAvatarPublication callback) {
4719        final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4720        final int size = Config.AVATAR_SIZE;
4721        final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4722        if (avatar != null) {
4723            if (!getFileBackend().save(avatar)) {
4724                Log.d(Config.LOGTAG, "unable to save vcard");
4725                callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4726                return;
4727            }
4728            publishAvatar(account, avatar, open, callback);
4729        } else {
4730            callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4731        }
4732    }
4733
4734    private void publishMucAvatar(
4735            Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4736        final var account = conversation.getAccount();
4737        final Iq retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4738        sendIqPacket(
4739                account,
4740                retrieve,
4741                (response) -> {
4742                    boolean itemNotFound =
4743                            response.getType() == Iq.Type.ERROR
4744                                    && response.hasChild("error")
4745                                    && response.findChild("error").hasChild("item-not-found");
4746                    if (response.getType() == Iq.Type.RESULT || itemNotFound) {
4747                        Element vcard = response.findChild("vCard", "vcard-temp");
4748                        if (vcard == null) {
4749                            vcard = new Element("vCard", "vcard-temp");
4750                        }
4751                        Element photo = vcard.findChild("PHOTO");
4752                        if (photo == null) {
4753                            photo = vcard.addChild("PHOTO");
4754                        }
4755                        photo.clearChildren();
4756                        photo.addChild("TYPE").setContent(avatar.type);
4757                        photo.addChild("BINVAL").setContent(avatar.image);
4758                        final Iq publication = new Iq(Iq.Type.SET);
4759                        publication.setTo(conversation.getJid().asBareJid());
4760                        publication.addChild(vcard);
4761                        sendIqPacket(
4762                                account,
4763                                publication,
4764                                (publicationResponse) -> {
4765                                    if (publicationResponse.getType() == Iq.Type.RESULT) {
4766                                        callback.onAvatarPublicationSucceeded();
4767                                    } else {
4768                                        Log.d(
4769                                                Config.LOGTAG,
4770                                                "failed to publish vcard "
4771                                                        + publicationResponse.getErrorCondition());
4772                                        callback.onAvatarPublicationFailed(
4773                                                R.string.error_publish_avatar_server_reject);
4774                                    }
4775                                });
4776                    } else {
4777                        Log.d(Config.LOGTAG, "failed to request vcard " + response);
4778                        callback.onAvatarPublicationFailed(
4779                                R.string.error_publish_avatar_no_server_support);
4780                    }
4781                });
4782    }
4783
4784    public void publishAvatar(
4785            final Account account,
4786            final Avatar avatar,
4787            final boolean open,
4788            final OnAvatarPublication callback) {
4789        final Bundle options;
4790        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4791            options = open ? PublishOptions.openAccess() : PublishOptions.presenceAccess();
4792        } else {
4793            options = null;
4794        }
4795        publishAvatar(account, avatar, options, true, callback);
4796    }
4797
4798    public void publishAvatar(
4799            Account account,
4800            final Avatar avatar,
4801            final Bundle options,
4802            final boolean retry,
4803            final OnAvatarPublication callback) {
4804        Log.d(
4805                Config.LOGTAG,
4806                account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4807        final Iq packet = this.mIqGenerator.publishAvatar(avatar, options);
4808        this.sendIqPacket(
4809                account,
4810                packet,
4811                result -> {
4812                    if (result.getType() == Iq.Type.RESULT) {
4813                        publishAvatarMetadata(account, avatar, options, true, callback);
4814                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4815                        pushNodeConfiguration(
4816                                account,
4817                                Namespace.AVATAR_DATA,
4818                                options,
4819                                new OnConfigurationPushed() {
4820                                    @Override
4821                                    public void onPushSucceeded() {
4822                                        Log.d(
4823                                                Config.LOGTAG,
4824                                                account.getJid().asBareJid()
4825                                                        + ": changed node configuration for avatar"
4826                                                        + " node");
4827                                        publishAvatar(account, avatar, options, false, callback);
4828                                    }
4829
4830                                    @Override
4831                                    public void onPushFailed() {
4832                                        Log.d(
4833                                                Config.LOGTAG,
4834                                                account.getJid().asBareJid()
4835                                                        + ": unable to change node configuration"
4836                                                        + " for avatar node");
4837                                        publishAvatar(account, avatar, null, false, callback);
4838                                    }
4839                                });
4840                    } else {
4841                        Element error = result.findChild("error");
4842                        Log.d(
4843                                Config.LOGTAG,
4844                                account.getJid().asBareJid()
4845                                        + ": server rejected avatar "
4846                                        + (avatar.size / 1024)
4847                                        + "KiB "
4848                                        + (error != null ? error.toString() : ""));
4849                        if (callback != null) {
4850                            callback.onAvatarPublicationFailed(
4851                                    R.string.error_publish_avatar_server_reject);
4852                        }
4853                    }
4854                });
4855    }
4856
4857    public void publishAvatarMetadata(
4858            Account account,
4859            final Avatar avatar,
4860            final Bundle options,
4861            final boolean retry,
4862            final OnAvatarPublication callback) {
4863        final Iq packet =
4864                XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4865        sendIqPacket(
4866                account,
4867                packet,
4868                result -> {
4869                    if (result.getType() == Iq.Type.RESULT) {
4870                        if (account.setAvatar(avatar.getFilename())) {
4871                            getAvatarService().clear(account);
4872                            databaseBackend.updateAccount(account);
4873                            notifyAccountAvatarHasChanged(account);
4874                        }
4875                        Log.d(
4876                                Config.LOGTAG,
4877                                account.getJid().asBareJid()
4878                                        + ": published avatar "
4879                                        + (avatar.size / 1024)
4880                                        + "KiB");
4881                        if (callback != null) {
4882                            callback.onAvatarPublicationSucceeded();
4883                        }
4884                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4885                        pushNodeConfiguration(
4886                                account,
4887                                Namespace.AVATAR_METADATA,
4888                                options,
4889                                new OnConfigurationPushed() {
4890                                    @Override
4891                                    public void onPushSucceeded() {
4892                                        Log.d(
4893                                                Config.LOGTAG,
4894                                                account.getJid().asBareJid()
4895                                                        + ": changed node configuration for avatar"
4896                                                        + " meta data node");
4897                                        publishAvatarMetadata(
4898                                                account, avatar, options, false, callback);
4899                                    }
4900
4901                                    @Override
4902                                    public void onPushFailed() {
4903                                        Log.d(
4904                                                Config.LOGTAG,
4905                                                account.getJid().asBareJid()
4906                                                        + ": unable to change node configuration"
4907                                                        + " for avatar meta data node");
4908                                        publishAvatarMetadata(
4909                                                account, avatar, null, false, callback);
4910                                    }
4911                                });
4912                    } else {
4913                        if (callback != null) {
4914                            callback.onAvatarPublicationFailed(
4915                                    R.string.error_publish_avatar_server_reject);
4916                        }
4917                    }
4918                });
4919    }
4920
4921    public void republishAvatarIfNeeded(final Account account) {
4922        if (account.getAxolotlService().isPepBroken()) {
4923            Log.d(
4924                    Config.LOGTAG,
4925                    account.getJid().asBareJid()
4926                            + ": skipping republication of avatar because pep is broken");
4927            return;
4928        }
4929        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4930        this.sendIqPacket(
4931                account,
4932                packet,
4933                new Consumer<Iq>() {
4934
4935                    private Avatar parseAvatar(final Iq packet) {
4936                        final var pubsub = packet.getExtension(PubSub.class);
4937                        if (pubsub == null) {
4938                            return null;
4939                        }
4940                        final var items = pubsub.getItems();
4941                        if (items == null) {
4942                            return null;
4943                        }
4944                        final var item = items.getFirstItemWithId(Metadata.class);
4945                        if (item == null) {
4946                            return null;
4947                        }
4948                        return Avatar.parseMetadata(item.getKey(), item.getValue());
4949                    }
4950
4951                    private boolean errorIsItemNotFound(Iq packet) {
4952                        Element error = packet.findChild("error");
4953                        return packet.getType() == Iq.Type.ERROR
4954                                && error != null
4955                                && error.hasChild("item-not-found");
4956                    }
4957
4958                    @Override
4959                    public void accept(final Iq packet) {
4960                        if (packet.getType() == Iq.Type.RESULT || errorIsItemNotFound(packet)) {
4961                            final Avatar serverAvatar = parseAvatar(packet);
4962                            if (serverAvatar == null && account.getAvatar() != null) {
4963                                final Avatar avatar =
4964                                        fileBackend.getStoredPepAvatar(account.getAvatar());
4965                                if (avatar != null) {
4966                                    Log.d(
4967                                            Config.LOGTAG,
4968                                            account.getJid().asBareJid()
4969                                                    + ": avatar on server was null. republishing");
4970                                    // publishing as 'open' - old server (that requires
4971                                    // republication) likely doesn't support access models anyway
4972                                    publishAvatar(
4973                                            account,
4974                                            fileBackend.getStoredPepAvatar(account.getAvatar()),
4975                                            true,
4976                                            null);
4977                                } else {
4978                                    Log.e(
4979                                            Config.LOGTAG,
4980                                            account.getJid().asBareJid()
4981                                                    + ": error rereading avatar");
4982                                }
4983                            }
4984                        }
4985                    }
4986                });
4987    }
4988
4989    public void cancelAvatarFetches(final Account account) {
4990        synchronized (mInProgressAvatarFetches) {
4991            for (final Iterator<String> iterator = mInProgressAvatarFetches.iterator();
4992                    iterator.hasNext(); ) {
4993                final String KEY = iterator.next();
4994                if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
4995                    iterator.remove();
4996                }
4997            }
4998        }
4999    }
5000
5001    public void fetchAvatar(Account account, Avatar avatar) {
5002        fetchAvatar(account, avatar, null);
5003    }
5004
5005    public void fetchAvatar(
5006            Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
5007        final String KEY = generateFetchKey(account, avatar);
5008        synchronized (this.mInProgressAvatarFetches) {
5009            if (mInProgressAvatarFetches.add(KEY)) {
5010                switch (avatar.origin) {
5011                    case PEP:
5012                        this.mInProgressAvatarFetches.add(KEY);
5013                        fetchAvatarPep(account, avatar, callback);
5014                        break;
5015                    case VCARD:
5016                        this.mInProgressAvatarFetches.add(KEY);
5017                        fetchAvatarVcard(account, avatar, callback);
5018                        break;
5019                }
5020            } else if (avatar.origin == Avatar.Origin.PEP) {
5021                mOmittedPepAvatarFetches.add(KEY);
5022            } else {
5023                Log.d(
5024                        Config.LOGTAG,
5025                        account.getJid().asBareJid()
5026                                + ": already fetching "
5027                                + avatar.origin
5028                                + " avatar for "
5029                                + avatar.owner);
5030            }
5031        }
5032    }
5033
5034    private void fetchAvatarPep(
5035            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
5036        final Iq packet = this.mIqGenerator.retrievePepAvatar(avatar);
5037        sendIqPacket(
5038                account,
5039                packet,
5040                (result) -> {
5041                    synchronized (mInProgressAvatarFetches) {
5042                        mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
5043                    }
5044                    final String ERROR =
5045                            account.getJid().asBareJid()
5046                                    + ": fetching avatar for "
5047                                    + avatar.owner
5048                                    + " failed ";
5049                    if (result.getType() == Iq.Type.RESULT) {
5050                        avatar.image = IqParser.avatarData(result);
5051                        if (avatar.image != null) {
5052                            if (getFileBackend().save(avatar)) {
5053                                if (account.getJid().asBareJid().equals(avatar.owner)) {
5054                                    if (account.setAvatar(avatar.getFilename())) {
5055                                        databaseBackend.updateAccount(account);
5056                                    }
5057                                    getAvatarService().clear(account);
5058                                    updateConversationUi();
5059                                    updateAccountUi();
5060                                } else {
5061                                    final Contact contact =
5062                                            account.getRoster().getContact(avatar.owner);
5063                                    contact.setAvatar(avatar);
5064                                    syncRoster(account);
5065                                    getAvatarService().clear(contact);
5066                                    updateConversationUi();
5067                                    updateRosterUi();
5068                                }
5069                                if (callback != null) {
5070                                    callback.success(avatar);
5071                                }
5072                                Log.d(
5073                                        Config.LOGTAG,
5074                                        account.getJid().asBareJid()
5075                                                + ": successfully fetched pep avatar for "
5076                                                + avatar.owner);
5077                                return;
5078                            }
5079                        } else {
5080
5081                            Log.d(Config.LOGTAG, ERROR + "(parsing error)");
5082                        }
5083                    } else {
5084                        Element error = result.findChild("error");
5085                        if (error == null) {
5086                            Log.d(Config.LOGTAG, ERROR + "(server error)");
5087                        } else {
5088                            Log.d(Config.LOGTAG, ERROR + error.toString());
5089                        }
5090                    }
5091                    if (callback != null) {
5092                        callback.error(0, null);
5093                    }
5094                });
5095    }
5096
5097    private void fetchAvatarVcard(
5098            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
5099        final Iq packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
5100        this.sendIqPacket(
5101                account,
5102                packet,
5103                response -> {
5104                    final boolean previouslyOmittedPepFetch;
5105                    synchronized (mInProgressAvatarFetches) {
5106                        final String KEY = generateFetchKey(account, avatar);
5107                        mInProgressAvatarFetches.remove(KEY);
5108                        previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
5109                    }
5110                    if (response.getType() == Iq.Type.RESULT) {
5111                        Element vCard = response.findChild("vCard", "vcard-temp");
5112                        Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
5113                        String image = photo != null ? photo.findChildContent("BINVAL") : null;
5114                        if (image != null) {
5115                            avatar.image = image;
5116                            if (getFileBackend().save(avatar)) {
5117                                Log.d(
5118                                        Config.LOGTAG,
5119                                        account.getJid().asBareJid()
5120                                                + ": successfully fetched vCard avatar for "
5121                                                + avatar.owner
5122                                                + " omittedPep="
5123                                                + previouslyOmittedPepFetch);
5124                                if (avatar.owner.isBareJid()) {
5125                                    if (account.getJid().asBareJid().equals(avatar.owner)
5126                                            && account.getAvatar() == null) {
5127                                        Log.d(
5128                                                Config.LOGTAG,
5129                                                account.getJid().asBareJid()
5130                                                        + ": had no avatar. replacing with vcard");
5131                                        account.setAvatar(avatar.getFilename());
5132                                        databaseBackend.updateAccount(account);
5133                                        getAvatarService().clear(account);
5134                                        updateAccountUi();
5135                                    } else {
5136                                        final Contact contact =
5137                                                account.getRoster().getContact(avatar.owner);
5138                                        contact.setAvatar(avatar, previouslyOmittedPepFetch);
5139                                        syncRoster(account);
5140                                        getAvatarService().clear(contact);
5141                                        updateRosterUi();
5142                                    }
5143                                    updateConversationUi();
5144                                } else {
5145                                    Conversation conversation =
5146                                            find(account, avatar.owner.asBareJid());
5147                                    if (conversation != null
5148                                            && conversation.getMode() == Conversation.MODE_MULTI) {
5149                                        MucOptions.User user =
5150                                                conversation
5151                                                        .getMucOptions()
5152                                                        .findUserByFullJid(avatar.owner);
5153                                        if (user != null) {
5154                                            if (user.setAvatar(avatar)) {
5155                                                getAvatarService().clear(user);
5156                                                updateConversationUi();
5157                                                updateMucRosterUi();
5158                                            }
5159                                            if (user.getRealJid() != null) {
5160                                                Contact contact =
5161                                                        account.getRoster()
5162                                                                .getContact(user.getRealJid());
5163                                                contact.setAvatar(avatar);
5164                                                syncRoster(account);
5165                                                getAvatarService().clear(contact);
5166                                                updateRosterUi();
5167                                            }
5168                                        }
5169                                    }
5170                                }
5171                            }
5172                        }
5173                    }
5174                });
5175    }
5176
5177    public void checkForAvatar(final Account account, final UiCallback<Avatar> callback) {
5178        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
5179        this.sendIqPacket(
5180                account,
5181                packet,
5182                response -> {
5183                    if (response.getType() != Iq.Type.RESULT) {
5184                        callback.error(0, null);
5185                    }
5186                    final var pubsub = packet.getExtension(PubSub.class);
5187                    if (pubsub == null) {
5188                        callback.error(0, null);
5189                        return;
5190                    }
5191                    final var items = pubsub.getItems();
5192                    if (items == null) {
5193                        callback.error(0, null);
5194                        return;
5195                    }
5196                    final var item = items.getFirstItemWithId(Metadata.class);
5197                    if (item == null) {
5198                        callback.error(0, null);
5199                        return;
5200                    }
5201                    final var avatar = Avatar.parseMetadata(item.getKey(), item.getValue());
5202                    if (avatar == null) {
5203                        callback.error(0, null);
5204                        return;
5205                    }
5206                    avatar.owner = account.getJid().asBareJid();
5207                    if (fileBackend.isAvatarCached(avatar)) {
5208                        if (account.setAvatar(avatar.getFilename())) {
5209                            databaseBackend.updateAccount(account);
5210                        }
5211                        getAvatarService().clear(account);
5212                        callback.success(avatar);
5213                    } else {
5214                        fetchAvatarPep(account, avatar, callback);
5215                    }
5216                });
5217    }
5218
5219    public void notifyAccountAvatarHasChanged(final Account account) {
5220        final XmppConnection connection = account.getXmppConnection();
5221        if (connection != null && connection.getFeatures().bookmarksConversion()) {
5222            Log.d(
5223                    Config.LOGTAG,
5224                    account.getJid().asBareJid()
5225                            + ": avatar changed. resending presence to online group chats");
5226            for (Conversation conversation : conversations) {
5227                if (conversation.getAccount() == account
5228                        && conversation.getMode() == Conversational.MODE_MULTI) {
5229                    final MucOptions mucOptions = conversation.getMucOptions();
5230                    if (mucOptions.online()) {
5231                        final var packet =
5232                                mPresenceGenerator.selfPresence(
5233                                        account, Presence.Status.ONLINE, mucOptions.nonanonymous());
5234                        packet.setTo(mucOptions.getSelf().getFullJid());
5235                        connection.sendPresencePacket(packet);
5236                    }
5237                }
5238            }
5239        }
5240    }
5241
5242    public void deleteContactOnServer(Contact contact) {
5243        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
5244        contact.resetOption(Contact.Options.DIRTY_PUSH);
5245        contact.setOption(Contact.Options.DIRTY_DELETE);
5246        Account account = contact.getAccount();
5247        if (account.getStatus() == Account.State.ONLINE) {
5248            final Iq iq = new Iq(Iq.Type.SET);
5249            Element item = iq.query(Namespace.ROSTER).addChild("item");
5250            item.setAttribute("jid", contact.getJid());
5251            item.setAttribute("subscription", "remove");
5252            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
5253        }
5254    }
5255
5256    public void updateConversation(final Conversation conversation) {
5257        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
5258    }
5259
5260    private void reconnectAccount(
5261            final Account account, final boolean force, final boolean interactive) {
5262        synchronized (account) {
5263            final XmppConnection existingConnection = account.getXmppConnection();
5264            final XmppConnection connection;
5265            if (existingConnection != null) {
5266                connection = existingConnection;
5267            } else if (account.isConnectionEnabled()) {
5268                connection = createConnection(account);
5269                account.setXmppConnection(connection);
5270            } else {
5271                return;
5272            }
5273            final boolean hasInternet = hasInternetConnection();
5274            if (account.isConnectionEnabled() && hasInternet) {
5275                if (!force) {
5276                    disconnect(account, false);
5277                }
5278                Thread thread = new Thread(connection);
5279                connection.setInteractive(interactive);
5280                connection.prepareNewConnection();
5281                connection.interrupt();
5282                thread.start();
5283                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
5284            } else {
5285                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
5286                account.getRoster().clearPresences();
5287                connection.resetEverything();
5288                final AxolotlService axolotlService = account.getAxolotlService();
5289                if (axolotlService != null) {
5290                    axolotlService.resetBrokenness();
5291                }
5292                if (!hasInternet) {
5293                    account.setStatus(Account.State.NO_INTERNET);
5294                }
5295            }
5296        }
5297    }
5298
5299    public void reconnectAccountInBackground(final Account account) {
5300        new Thread(() -> reconnectAccount(account, false, true)).start();
5301    }
5302
5303    public void invite(final Conversation conversation, final Jid contact) {
5304        Log.d(
5305                Config.LOGTAG,
5306                conversation.getAccount().getJid().asBareJid()
5307                        + ": inviting "
5308                        + contact
5309                        + " to "
5310                        + conversation.getJid().asBareJid());
5311        final MucOptions.User user =
5312                conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
5313        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
5314            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
5315        }
5316        final var packet = mMessageGenerator.invite(conversation, contact);
5317        sendMessagePacket(conversation.getAccount(), packet);
5318    }
5319
5320    public void directInvite(Conversation conversation, Jid jid) {
5321        final var packet = mMessageGenerator.directInvite(conversation, jid);
5322        sendMessagePacket(conversation.getAccount(), packet);
5323    }
5324
5325    public void resetSendingToWaiting(Account account) {
5326        for (Conversation conversation : getConversations()) {
5327            if (conversation.getAccount() == account) {
5328                conversation.findUnsentTextMessages(
5329                        message -> markMessage(message, Message.STATUS_WAITING));
5330            }
5331        }
5332    }
5333
5334    public Message markMessage(
5335            final Account account, final Jid recipient, final String uuid, final int status) {
5336        return markMessage(account, recipient, uuid, status, null);
5337    }
5338
5339    public Message markMessage(
5340            final Account account,
5341            final Jid recipient,
5342            final String uuid,
5343            final int status,
5344            String errorMessage) {
5345        if (uuid == null) {
5346            return null;
5347        }
5348        for (Conversation conversation : getConversations()) {
5349            if (conversation.getJid().asBareJid().equals(recipient)
5350                    && conversation.getAccount() == account) {
5351                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
5352                if (message != null) {
5353                    markMessage(message, status, errorMessage);
5354                }
5355                return message;
5356            }
5357        }
5358        return null;
5359    }
5360
5361    public boolean markMessage(
5362            final Conversation conversation,
5363            final String uuid,
5364            final int status,
5365            final String serverMessageId) {
5366        return markMessage(conversation, uuid, status, serverMessageId, null);
5367    }
5368
5369    public boolean markMessage(
5370            final Conversation conversation,
5371            final String uuid,
5372            final int status,
5373            final String serverMessageId,
5374            final LocalizedContent body) {
5375        if (uuid == null) {
5376            return false;
5377        } else {
5378            final Message message = conversation.findSentMessageWithUuid(uuid);
5379            if (message != null) {
5380                if (message.getServerMsgId() == null) {
5381                    message.setServerMsgId(serverMessageId);
5382                }
5383                if (message.getEncryption() == Message.ENCRYPTION_NONE
5384                        && message.isTypeText()
5385                        && isBodyModified(message, body)) {
5386                    message.setBody(body.content);
5387                    if (body.count > 1) {
5388                        message.setBodyLanguage(body.language);
5389                    }
5390                    markMessage(message, status, null, true);
5391                } else {
5392                    markMessage(message, status);
5393                }
5394                return true;
5395            } else {
5396                return false;
5397            }
5398        }
5399    }
5400
5401    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
5402        if (body == null || body.content == null) {
5403            return false;
5404        }
5405        return !body.content.equals(message.getBody());
5406    }
5407
5408    public void markMessage(Message message, int status) {
5409        markMessage(message, status, null);
5410    }
5411
5412    public void markMessage(final Message message, final int status, final String errorMessage) {
5413        markMessage(message, status, errorMessage, false);
5414    }
5415
5416    public void markMessage(
5417            final Message message,
5418            final int status,
5419            final String errorMessage,
5420            final boolean includeBody) {
5421        final int oldStatus = message.getStatus();
5422        if (status == Message.STATUS_SEND_FAILED
5423                && (oldStatus == Message.STATUS_SEND_RECEIVED
5424                        || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
5425            return;
5426        }
5427        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
5428            return;
5429        }
5430        message.setErrorMessage(errorMessage);
5431        message.setStatus(status);
5432        databaseBackend.updateMessage(message, includeBody);
5433        updateConversationUi();
5434        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
5435            mNotificationService.pushFailedDelivery(message);
5436        }
5437    }
5438
5439    private SharedPreferences getPreferences() {
5440        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
5441    }
5442
5443    public long getAutomaticMessageDeletionDate() {
5444        final long timeout =
5445                getLongPreference(
5446                        AppSettings.AUTOMATIC_MESSAGE_DELETION,
5447                        R.integer.automatic_message_deletion);
5448        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
5449    }
5450
5451    public long getLongPreference(String name, @IntegerRes int res) {
5452        long defaultValue = getResources().getInteger(res);
5453        try {
5454            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
5455        } catch (NumberFormatException e) {
5456            return defaultValue;
5457        }
5458    }
5459
5460    public boolean getBooleanPreference(String name, @BoolRes int res) {
5461        return getPreferences().getBoolean(name, getResources().getBoolean(res));
5462    }
5463
5464    public boolean confirmMessages() {
5465        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
5466    }
5467
5468    public boolean allowMessageCorrection() {
5469        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
5470    }
5471
5472    public boolean sendChatStates() {
5473        return getBooleanPreference("chat_states", R.bool.chat_states);
5474    }
5475
5476    public boolean useTorToConnect() {
5477        return QuickConversationsService.isConversations()
5478                && getBooleanPreference("use_tor", R.bool.use_tor);
5479    }
5480
5481    public boolean broadcastLastActivity() {
5482        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
5483    }
5484
5485    public int unreadCount() {
5486        int count = 0;
5487        for (Conversation conversation : getConversations()) {
5488            count += conversation.unreadCount();
5489        }
5490        return count;
5491    }
5492
5493    private <T> List<T> threadSafeList(Set<T> set) {
5494        synchronized (LISTENER_LOCK) {
5495            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
5496        }
5497    }
5498
5499    public void showErrorToastInUi(int resId) {
5500        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
5501            listener.onShowErrorToast(resId);
5502        }
5503    }
5504
5505    public void updateConversationUi() {
5506        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
5507            listener.onConversationUpdate();
5508        }
5509    }
5510
5511    public void notifyJingleRtpConnectionUpdate(
5512            final Account account,
5513            final Jid with,
5514            final String sessionId,
5515            final RtpEndUserState state) {
5516        for (OnJingleRtpConnectionUpdate listener :
5517                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5518            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
5519        }
5520    }
5521
5522    public void notifyJingleRtpConnectionUpdate(
5523            CallIntegration.AudioDevice selectedAudioDevice,
5524            Set<CallIntegration.AudioDevice> availableAudioDevices) {
5525        for (OnJingleRtpConnectionUpdate listener :
5526                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5527            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
5528        }
5529    }
5530
5531    public void updateAccountUi() {
5532        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
5533            listener.onAccountUpdate();
5534        }
5535    }
5536
5537    public void updateRosterUi() {
5538        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
5539            listener.onRosterUpdate();
5540        }
5541    }
5542
5543    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
5544        if (mOnCaptchaRequested.size() > 0) {
5545            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
5546            Bitmap scaled =
5547                    Bitmap.createScaledBitmap(
5548                            captcha,
5549                            (int) (captcha.getWidth() * metrics.scaledDensity),
5550                            (int) (captcha.getHeight() * metrics.scaledDensity),
5551                            false);
5552            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
5553                listener.onCaptchaRequested(account, id, data, scaled);
5554            }
5555            return true;
5556        }
5557        return false;
5558    }
5559
5560    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
5561        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
5562            listener.OnUpdateBlocklist(status);
5563        }
5564    }
5565
5566    public void updateMucRosterUi() {
5567        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
5568            listener.onMucRosterUpdate();
5569        }
5570    }
5571
5572    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
5573        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
5574            listener.onKeyStatusUpdated(report);
5575        }
5576    }
5577
5578    public Account findAccountByJid(final Jid jid) {
5579        for (final Account account : this.accounts) {
5580            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
5581                return account;
5582            }
5583        }
5584        return null;
5585    }
5586
5587    public Account findAccountByUuid(final String uuid) {
5588        for (Account account : this.accounts) {
5589            if (account.getUuid().equals(uuid)) {
5590                return account;
5591            }
5592        }
5593        return null;
5594    }
5595
5596    public Conversation findConversationByUuid(String uuid) {
5597        for (Conversation conversation : getConversations()) {
5598            if (conversation.getUuid().equals(uuid)) {
5599                return conversation;
5600            }
5601        }
5602        return null;
5603    }
5604
5605    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
5606        List<Conversation> findings = new ArrayList<>();
5607        for (Conversation c : getConversations()) {
5608            if (c.getAccount().isEnabled()
5609                    && c.getJid().asBareJid().equals(xmppUri.getJid())
5610                    && ((c.getMode() == Conversational.MODE_MULTI)
5611                            == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
5612                findings.add(c);
5613            }
5614        }
5615        return findings.size() == 1 ? findings.get(0) : null;
5616    }
5617
5618    public boolean markRead(final Conversation conversation, boolean dismiss) {
5619        return markRead(conversation, null, dismiss).size() > 0;
5620    }
5621
5622    public void markRead(final Conversation conversation) {
5623        markRead(conversation, null, true);
5624    }
5625
5626    public List<Message> markRead(
5627            final Conversation conversation, String upToUuid, boolean dismiss) {
5628        if (dismiss) {
5629            mNotificationService.clear(conversation);
5630        }
5631        final List<Message> readMessages = conversation.markRead(upToUuid);
5632        if (readMessages.size() > 0) {
5633            Runnable runnable =
5634                    () -> {
5635                        for (Message message : readMessages) {
5636                            databaseBackend.updateMessage(message, false);
5637                        }
5638                    };
5639            mDatabaseWriterExecutor.execute(runnable);
5640            updateConversationUi();
5641            updateUnreadCountBadge();
5642            return readMessages;
5643        } else {
5644            return readMessages;
5645        }
5646    }
5647
5648    public synchronized void updateUnreadCountBadge() {
5649        int count = unreadCount();
5650        if (unreadCount != count) {
5651            Log.d(Config.LOGTAG, "update unread count to " + count);
5652            if (count > 0) {
5653                ShortcutBadger.applyCount(getApplicationContext(), count);
5654            } else {
5655                ShortcutBadger.removeCount(getApplicationContext());
5656            }
5657            unreadCount = count;
5658        }
5659    }
5660
5661    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
5662        final boolean isPrivateAndNonAnonymousMuc =
5663                conversation.getMode() == Conversation.MODE_MULTI
5664                        && conversation.isPrivateAndNonAnonymous();
5665        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
5666        if (readMessages.isEmpty()) {
5667            return;
5668        }
5669        final var account = conversation.getAccount();
5670        final var connection = account.getXmppConnection();
5671        updateConversationUi();
5672        final var last =
5673                Iterables.getLast(
5674                        Collections2.filter(
5675                                readMessages,
5676                                m ->
5677                                        !m.isPrivateMessage()
5678                                                && m.getStatus() == Message.STATUS_RECEIVED),
5679                        null);
5680        if (last == null) {
5681            return;
5682        }
5683
5684        final boolean sendDisplayedMarker =
5685                confirmMessages()
5686                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
5687                        && last.getRemoteMsgId() != null
5688                        && (last.markable || isPrivateAndNonAnonymousMuc);
5689        final boolean serverAssist =
5690                connection != null && connection.getFeatures().mdsServerAssist();
5691
5692        final String stanzaId = last.getServerMsgId();
5693
5694        if (sendDisplayedMarker && serverAssist) {
5695            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5696            final var packet = mMessageGenerator.confirm(last);
5697            packet.addChild(mdsDisplayed);
5698            if (!last.isPrivateMessage()) {
5699                packet.setTo(packet.getTo().asBareJid());
5700            }
5701            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server assisted " + packet);
5702            this.sendMessagePacket(account, packet);
5703        } else {
5704            publishMds(last);
5705            // read markers will be sent after MDS to flush the CSI stanza queue
5706            if (sendDisplayedMarker) {
5707                Log.d(
5708                        Config.LOGTAG,
5709                        conversation.getAccount().getJid().asBareJid()
5710                                + ": sending displayed marker to "
5711                                + last.getCounterpart().toString());
5712                final var packet = mMessageGenerator.confirm(last);
5713                this.sendMessagePacket(account, packet);
5714            }
5715        }
5716    }
5717
5718    private void publishMds(@Nullable final Message message) {
5719        final String stanzaId = message == null ? null : message.getServerMsgId();
5720        if (Strings.isNullOrEmpty(stanzaId)) {
5721            return;
5722        }
5723        final Conversation conversation;
5724        final var conversational = message.getConversation();
5725        if (conversational instanceof Conversation c) {
5726            conversation = c;
5727        } else {
5728            return;
5729        }
5730        final var account = conversation.getAccount();
5731        final var connection = account.getXmppConnection();
5732        if (connection == null || !connection.getFeatures().mds()) {
5733            return;
5734        }
5735        final Jid itemId;
5736        if (message.isPrivateMessage()) {
5737            itemId = message.getCounterpart();
5738        } else {
5739            itemId = conversation.getJid().asBareJid();
5740        }
5741        Log.d(Config.LOGTAG, "publishing mds for " + itemId + "/" + stanzaId);
5742        publishMds(account, itemId, stanzaId, conversation);
5743    }
5744
5745    private void publishMds(
5746            final Account account,
5747            final Jid itemId,
5748            final String stanzaId,
5749            final Conversation conversation) {
5750        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5751        pushNodeAndEnforcePublishOptions(
5752                account,
5753                Namespace.MDS_DISPLAYED,
5754                item,
5755                itemId.toString(),
5756                PublishOptions.persistentWhitelistAccessMaxItems());
5757    }
5758
5759    public boolean sendReactions(final Message message, final Collection<String> reactions) {
5760        if (message.getConversation() instanceof Conversation conversation) {
5761            final var isPrivateMessage = message.isPrivateMessage();
5762            final Jid reactTo;
5763            final boolean typeGroupChat;
5764            final String reactToId;
5765            final Collection<Reaction> combinedReactions;
5766            if (conversation.getMode() == Conversational.MODE_MULTI && !isPrivateMessage) {
5767                final var mucOptions = conversation.getMucOptions();
5768                if (!mucOptions.participating()) {
5769                    Log.e(Config.LOGTAG, "not participating in MUC");
5770                    return false;
5771                }
5772                final var self = mucOptions.getSelf();
5773                final String occupantId = self.getOccupantId();
5774                if (Strings.isNullOrEmpty(occupantId)) {
5775                    Log.e(Config.LOGTAG, "occupant id not found for reaction in MUC");
5776                    return false;
5777                }
5778                final var existingRaw =
5779                        ImmutableSet.copyOf(
5780                                Collections2.transform(message.getReactions(), r -> r.reaction));
5781                final var reactionsAsExistingVariants =
5782                        ImmutableSet.copyOf(
5783                                Collections2.transform(
5784                                        reactions, r -> Emoticons.existingVariant(r, existingRaw)));
5785                if (!reactions.equals(reactionsAsExistingVariants)) {
5786                    Log.d(Config.LOGTAG, "modified reactions to existing variants");
5787                }
5788                reactToId = message.getServerMsgId();
5789                reactTo = conversation.getJid().asBareJid();
5790                typeGroupChat = true;
5791                combinedReactions =
5792                        Reaction.withOccupantId(
5793                                message.getReactions(),
5794                                reactionsAsExistingVariants,
5795                                false,
5796                                self.getFullJid(),
5797                                conversation.getAccount().getJid(),
5798                                occupantId);
5799            } else {
5800                if (message.isCarbon() || message.getStatus() == Message.STATUS_RECEIVED) {
5801                    reactToId = message.getRemoteMsgId();
5802                } else {
5803                    reactToId = message.getUuid();
5804                }
5805                typeGroupChat = false;
5806                if (isPrivateMessage) {
5807                    reactTo = message.getCounterpart();
5808                } else {
5809                    reactTo = conversation.getJid().asBareJid();
5810                }
5811                combinedReactions =
5812                        Reaction.withFrom(
5813                                message.getReactions(),
5814                                reactions,
5815                                false,
5816                                conversation.getAccount().getJid());
5817            }
5818            if (reactTo == null || Strings.isNullOrEmpty(reactToId)) {
5819                Log.e(Config.LOGTAG, "could not find id to react to");
5820                return false;
5821            }
5822            final var reactionMessage =
5823                    mMessageGenerator.reaction(reactTo, typeGroupChat, reactToId, reactions);
5824            sendMessagePacket(conversation.getAccount(), reactionMessage);
5825            message.setReactions(combinedReactions);
5826            updateMessage(message, false);
5827            return true;
5828        } else {
5829            return false;
5830        }
5831    }
5832
5833    public MemorizingTrustManager getMemorizingTrustManager() {
5834        return this.mMemorizingTrustManager;
5835    }
5836
5837    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
5838        this.mMemorizingTrustManager = trustManager;
5839    }
5840
5841    public void updateMemorizingTrustManager() {
5842        final MemorizingTrustManager trustManager;
5843        if (appSettings.isTrustSystemCAStore()) {
5844            trustManager = new MemorizingTrustManager(getApplicationContext());
5845        } else {
5846            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
5847        }
5848        setMemorizingTrustManager(trustManager);
5849    }
5850
5851    public LruCache<String, Bitmap> getBitmapCache() {
5852        return this.mBitmapCache;
5853    }
5854
5855    public Collection<String> getKnownHosts() {
5856        final Set<String> hosts = new HashSet<>();
5857        for (final Account account : getAccounts()) {
5858            hosts.add(account.getServer());
5859            for (final Contact contact : account.getRoster().getContacts()) {
5860                if (contact.showInRoster()) {
5861                    final String server = contact.getServer();
5862                    if (server != null) {
5863                        hosts.add(server);
5864                    }
5865                }
5866            }
5867        }
5868        if (Config.QUICKSY_DOMAIN != null) {
5869            hosts.remove(
5870                    Config.QUICKSY_DOMAIN
5871                            .toString()); // we only want to show this when we type a e164
5872            // number
5873        }
5874        if (Config.MAGIC_CREATE_DOMAIN != null) {
5875            hosts.add(Config.MAGIC_CREATE_DOMAIN);
5876        }
5877        return hosts;
5878    }
5879
5880    public Collection<String> getKnownConferenceHosts() {
5881        final Set<String> mucServers = new HashSet<>();
5882        for (final Account account : accounts) {
5883            if (account.getXmppConnection() != null) {
5884                mucServers.addAll(account.getXmppConnection().getMucServers());
5885                for (final Bookmark bookmark : account.getBookmarks()) {
5886                    final Jid jid = bookmark.getJid();
5887                    final String s = jid == null ? null : jid.getDomain().toString();
5888                    if (s != null) {
5889                        mucServers.add(s);
5890                    }
5891                }
5892            }
5893        }
5894        return mucServers;
5895    }
5896
5897    public void sendMessagePacket(
5898            final Account account,
5899            final im.conversations.android.xmpp.model.stanza.Message packet) {
5900        final XmppConnection connection = account.getXmppConnection();
5901        if (connection != null) {
5902            connection.sendMessagePacket(packet);
5903        }
5904    }
5905
5906    public void sendPresencePacket(
5907            final Account account,
5908            final im.conversations.android.xmpp.model.stanza.Presence packet) {
5909        final XmppConnection connection = account.getXmppConnection();
5910        if (connection != null) {
5911            connection.sendPresencePacket(packet);
5912        }
5913    }
5914
5915    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5916        final XmppConnection connection = account.getXmppConnection();
5917        if (connection == null) {
5918            return;
5919        }
5920        connection.sendCreateAccountWithCaptchaPacket(id, data);
5921    }
5922
5923    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback) {
5924        final XmppConnection connection = account.getXmppConnection();
5925        if (connection != null) {
5926            connection.sendIqPacket(packet, callback);
5927        } else if (callback != null) {
5928            callback.accept(Iq.TIMEOUT);
5929        }
5930    }
5931
5932    public void sendPresence(final Account account) {
5933        sendPresence(account, checkListeners() && broadcastLastActivity());
5934    }
5935
5936    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5937        final Presence.Status status;
5938        if (manuallyChangePresence()) {
5939            status = account.getPresenceStatus();
5940        } else {
5941            status = getTargetPresence();
5942        }
5943        final var packet = mPresenceGenerator.selfPresence(account, status);
5944        if (mLastActivity > 0 && includeIdleTimestamp) {
5945            long since =
5946                    Math.min(mLastActivity, System.currentTimeMillis()); // don't send future dates
5947            packet.addChild("idle", Namespace.IDLE)
5948                    .setAttribute("since", AbstractGenerator.getTimestamp(since));
5949        }
5950        sendPresencePacket(account, packet);
5951    }
5952
5953    private void deactivateGracePeriod() {
5954        for (Account account : getAccounts()) {
5955            account.deactivateGracePeriod();
5956        }
5957    }
5958
5959    public void refreshAllPresences() {
5960        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5961        for (Account account : getAccounts()) {
5962            if (account.isConnectionEnabled()) {
5963                sendPresence(account, includeIdleTimestamp);
5964            }
5965        }
5966    }
5967
5968    private void refreshAllFcmTokens() {
5969        for (Account account : getAccounts()) {
5970            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5971                mPushManagementService.registerPushTokenOnServer(account);
5972            }
5973        }
5974    }
5975
5976    private void sendOfflinePresence(final Account account) {
5977        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5978        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5979    }
5980
5981    public MessageGenerator getMessageGenerator() {
5982        return this.mMessageGenerator;
5983    }
5984
5985    public PresenceGenerator getPresenceGenerator() {
5986        return this.mPresenceGenerator;
5987    }
5988
5989    public IqGenerator getIqGenerator() {
5990        return this.mIqGenerator;
5991    }
5992
5993    public JingleConnectionManager getJingleConnectionManager() {
5994        return this.mJingleConnectionManager;
5995    }
5996
5997    private boolean hasJingleRtpConnection(final Account account) {
5998        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5999    }
6000
6001    public MessageArchiveService getMessageArchiveService() {
6002        return this.mMessageArchiveService;
6003    }
6004
6005    public QuickConversationsService getQuickConversationsService() {
6006        return this.mQuickConversationsService;
6007    }
6008
6009    public List<Contact> findContacts(Jid jid, String accountJid) {
6010        ArrayList<Contact> contacts = new ArrayList<>();
6011        for (Account account : getAccounts()) {
6012            if ((account.isEnabled() || accountJid != null)
6013                    && (accountJid == null
6014                            || accountJid.equals(account.getJid().asBareJid().toString()))) {
6015                Contact contact = account.getRoster().getContactFromContactList(jid);
6016                if (contact != null) {
6017                    contacts.add(contact);
6018                }
6019            }
6020        }
6021        return contacts;
6022    }
6023
6024    public Conversation findFirstMuc(Jid jid) {
6025        for (Conversation conversation : getConversations()) {
6026            if (conversation.getAccount().isEnabled()
6027                    && conversation.getJid().asBareJid().equals(jid.asBareJid())
6028                    && conversation.getMode() == Conversation.MODE_MULTI) {
6029                return conversation;
6030            }
6031        }
6032        return null;
6033    }
6034
6035    public NotificationService getNotificationService() {
6036        return this.mNotificationService;
6037    }
6038
6039    public HttpConnectionManager getHttpConnectionManager() {
6040        return this.mHttpConnectionManager;
6041    }
6042
6043    public void resendFailedMessages(final Message message, final boolean forceP2P) {
6044        message.setTime(System.currentTimeMillis());
6045        markMessage(message, Message.STATUS_WAITING);
6046        this.sendMessage(message, true, false, forceP2P);
6047        if (message.getConversation() instanceof Conversation c) {
6048            c.sort();
6049        }
6050        updateConversationUi();
6051    }
6052
6053    public void clearConversationHistory(final Conversation conversation) {
6054        final long clearDate;
6055        final String reference;
6056        if (conversation.countMessages() > 0) {
6057            Message latestMessage = conversation.getLatestMessage();
6058            clearDate = latestMessage.getTimeSent() + 1000;
6059            reference = latestMessage.getServerMsgId();
6060        } else {
6061            clearDate = System.currentTimeMillis();
6062            reference = null;
6063        }
6064        conversation.clearMessages();
6065        conversation.setHasMessagesLeftOnServer(false); // avoid messages getting loaded through mam
6066        conversation.setLastClearHistory(clearDate, reference);
6067        Runnable runnable =
6068                () -> {
6069                    databaseBackend.deleteMessagesInConversation(conversation);
6070                    databaseBackend.updateConversation(conversation);
6071                };
6072        mDatabaseWriterExecutor.execute(runnable);
6073    }
6074
6075    public boolean sendBlockRequest(
6076            final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
6077        if (blockable != null && blockable.getBlockedJid() != null) {
6078            final var account = blockable.getAccount();
6079            final Jid jid = blockable.getBlockedJid();
6080            this.sendIqPacket(
6081                    account,
6082                    getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId),
6083                    (response) -> {
6084                        if (response.getType() == Iq.Type.RESULT) {
6085                            account.getBlocklist().add(jid);
6086                            updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
6087                        }
6088                    });
6089            if (blockable.getBlockedJid().isFullJid()) {
6090                return false;
6091            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
6092                updateConversationUi();
6093                return true;
6094            } else {
6095                return false;
6096            }
6097        } else {
6098            return false;
6099        }
6100    }
6101
6102    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
6103        boolean removed = false;
6104        synchronized (this.conversations) {
6105            boolean domainJid = blockedJid.getLocal() == null;
6106            for (Conversation conversation : this.conversations) {
6107                boolean jidMatches =
6108                        (domainJid
6109                                        && blockedJid
6110                                                .getDomain()
6111                                                .equals(conversation.getJid().getDomain()))
6112                                || blockedJid.equals(conversation.getJid().asBareJid());
6113                if (conversation.getAccount() == account
6114                        && conversation.getMode() == Conversation.MODE_SINGLE
6115                        && jidMatches) {
6116                    this.conversations.remove(conversation);
6117                    markRead(conversation);
6118                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
6119                    Log.d(
6120                            Config.LOGTAG,
6121                            account.getJid().asBareJid()
6122                                    + ": archiving conversation "
6123                                    + conversation.getJid().asBareJid()
6124                                    + " because jid was blocked");
6125                    updateConversation(conversation);
6126                    removed = true;
6127                }
6128            }
6129        }
6130        return removed;
6131    }
6132
6133    public void sendUnblockRequest(final Blockable blockable) {
6134        if (blockable != null && blockable.getJid() != null) {
6135            final var account = blockable.getAccount();
6136            final Jid jid = blockable.getBlockedJid();
6137            this.sendIqPacket(
6138                    account,
6139                    getIqGenerator().generateSetUnblockRequest(jid),
6140                    response -> {
6141                        if (response.getType() == Iq.Type.RESULT) {
6142                            account.getBlocklist().remove(jid);
6143                            updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
6144                        }
6145                    });
6146        }
6147    }
6148
6149    public void publishDisplayName(final Account account) {
6150        String displayName = account.getDisplayName();
6151        final Iq request;
6152        if (TextUtils.isEmpty(displayName)) {
6153            request = mIqGenerator.deleteNode(Namespace.NICK);
6154        } else {
6155            request = mIqGenerator.publishNick(displayName);
6156        }
6157        mAvatarService.clear(account);
6158        sendIqPacket(
6159                account,
6160                request,
6161                (packet) -> {
6162                    if (packet.getType() == Iq.Type.ERROR) {
6163                        Log.d(
6164                                Config.LOGTAG,
6165                                account.getJid().asBareJid()
6166                                        + ": unable to modify nick name "
6167                                        + packet);
6168                    }
6169                });
6170    }
6171
6172    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
6173        ServiceDiscoveryResult result = discoCache.get(key);
6174        if (result != null) {
6175            return result;
6176        } else {
6177            result = databaseBackend.findDiscoveryResult(key.first, key.second);
6178            if (result != null) {
6179                discoCache.put(key, result);
6180            }
6181            return result;
6182        }
6183    }
6184
6185    public void fetchCaps(final Account account, final Jid jid, final Presence presence) {
6186        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
6187        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
6188        if (disco != null) {
6189            presence.setServiceDiscoveryResult(disco);
6190            final Contact contact = account.getRoster().getContact(jid);
6191            if (contact.refreshRtpCapability()) {
6192                syncRoster(account);
6193            }
6194        } else {
6195            final Iq request = new Iq(Iq.Type.GET);
6196            request.setTo(jid);
6197            final String node = presence.getNode();
6198            final String ver = presence.getVer();
6199            final Element query = request.query(Namespace.DISCO_INFO);
6200            if (node != null && ver != null) {
6201                query.setAttribute("node", node + "#" + ver);
6202            }
6203            Log.d(
6204                    Config.LOGTAG,
6205                    account.getJid().asBareJid()
6206                            + ": making disco request for "
6207                            + key.second
6208                            + " to "
6209                            + jid);
6210            sendIqPacket(
6211                    account,
6212                    request,
6213                    (response) -> {
6214                        if (response.getType() == Iq.Type.RESULT) {
6215                            final ServiceDiscoveryResult discoveryResult =
6216                                    new ServiceDiscoveryResult(response);
6217                            if (presence.getVer().equals(discoveryResult.getVer())) {
6218                                databaseBackend.insertDiscoveryResult(discoveryResult);
6219                                injectServiceDiscoveryResult(
6220                                        account.getRoster(),
6221                                        presence.getHash(),
6222                                        presence.getVer(),
6223                                        discoveryResult);
6224                            } else {
6225                                Log.d(
6226                                        Config.LOGTAG,
6227                                        account.getJid().asBareJid()
6228                                                + ": mismatch in caps for contact "
6229                                                + jid
6230                                                + " "
6231                                                + presence.getVer()
6232                                                + " vs "
6233                                                + discoveryResult.getVer());
6234                            }
6235                        } else {
6236                            Log.d(
6237                                    Config.LOGTAG,
6238                                    account.getJid().asBareJid()
6239                                            + ": unable to fetch caps from "
6240                                            + jid);
6241                        }
6242                    });
6243        }
6244    }
6245
6246    private void injectServiceDiscoveryResult(
6247            Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
6248        boolean rosterNeedsSync = false;
6249        for (final Contact contact : roster.getContacts()) {
6250            boolean serviceDiscoverySet = false;
6251            for (final Presence presence : contact.getPresences().getPresences()) {
6252                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
6253                    presence.setServiceDiscoveryResult(disco);
6254                    serviceDiscoverySet = true;
6255                }
6256            }
6257            if (serviceDiscoverySet) {
6258                rosterNeedsSync |= contact.refreshRtpCapability();
6259            }
6260        }
6261        if (rosterNeedsSync) {
6262            syncRoster(roster.getAccount());
6263        }
6264    }
6265
6266    public void fetchMamPreferences(final Account account, final OnMamPreferencesFetched callback) {
6267        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
6268        final Iq request = new Iq(Iq.Type.GET);
6269        request.addChild("prefs", version.namespace);
6270        sendIqPacket(
6271                account,
6272                request,
6273                (packet) -> {
6274                    final Element prefs = packet.findChild("prefs", version.namespace);
6275                    if (packet.getType() == Iq.Type.RESULT && prefs != null) {
6276                        callback.onPreferencesFetched(prefs);
6277                    } else {
6278                        callback.onPreferencesFetchFailed();
6279                    }
6280                });
6281    }
6282
6283    public PushManagementService getPushManagementService() {
6284        return mPushManagementService;
6285    }
6286
6287    public void changeStatus(Account account, PresenceTemplate template, String signature) {
6288        if (!template.getStatusMessage().isEmpty()) {
6289            databaseBackend.insertPresenceTemplate(template);
6290        }
6291        account.setPgpSignature(signature);
6292        account.setPresenceStatus(template.getStatus());
6293        account.setPresenceStatusMessage(template.getStatusMessage());
6294        databaseBackend.updateAccount(account);
6295        sendPresence(account);
6296    }
6297
6298    public List<PresenceTemplate> getPresenceTemplates(Account account) {
6299        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
6300        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
6301            if (!templates.contains(template)) {
6302                templates.add(0, template);
6303            }
6304        }
6305        return templates;
6306    }
6307
6308    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
6309        final Account account = conversation.getAccount();
6310        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
6311        final String nick = conversation.getJid().getResource();
6312        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
6313            bookmark.setNick(nick);
6314        }
6315        if (!TextUtils.isEmpty(name)) {
6316            bookmark.setBookmarkName(name);
6317        }
6318        bookmark.setAutojoin(true);
6319        createBookmark(account, bookmark);
6320        bookmark.setConversation(conversation);
6321    }
6322
6323    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
6324        boolean performedVerification = false;
6325        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
6326        for (XmppUri.Fingerprint fp : fingerprints) {
6327            if (fp.type == XmppUri.FingerprintType.OMEMO) {
6328                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
6329                FingerprintStatus fingerprintStatus =
6330                        axolotlService.getFingerprintTrust(fingerprint);
6331                if (fingerprintStatus != null) {
6332                    if (!fingerprintStatus.isVerified()) {
6333                        performedVerification = true;
6334                        axolotlService.setFingerprintTrust(
6335                                fingerprint, fingerprintStatus.toVerified());
6336                    }
6337                } else {
6338                    axolotlService.preVerifyFingerprint(contact, fingerprint);
6339                }
6340            }
6341        }
6342        return performedVerification;
6343    }
6344
6345    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
6346        final AxolotlService axolotlService = account.getAxolotlService();
6347        boolean verifiedSomething = false;
6348        for (XmppUri.Fingerprint fp : fingerprints) {
6349            if (fp.type == XmppUri.FingerprintType.OMEMO) {
6350                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
6351                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
6352                FingerprintStatus fingerprintStatus =
6353                        axolotlService.getFingerprintTrust(fingerprint);
6354                if (fingerprintStatus != null) {
6355                    if (!fingerprintStatus.isVerified()) {
6356                        axolotlService.setFingerprintTrust(
6357                                fingerprint, fingerprintStatus.toVerified());
6358                        verifiedSomething = true;
6359                    }
6360                } else {
6361                    axolotlService.preVerifyFingerprint(account, fingerprint);
6362                    verifiedSomething = true;
6363                }
6364            }
6365        }
6366        return verifiedSomething;
6367    }
6368
6369    public ShortcutService getShortcutService() {
6370        return mShortcutService;
6371    }
6372
6373    public void pushMamPreferences(Account account, Element prefs) {
6374        final Iq set = new Iq(Iq.Type.SET);
6375        set.addChild(prefs);
6376        sendIqPacket(account, set, null);
6377    }
6378
6379    public void evictPreview(String uuid) {
6380        if (mBitmapCache.remove(uuid) != null) {
6381            Log.d(Config.LOGTAG, "deleted cached preview");
6382        }
6383    }
6384
6385    public interface OnMamPreferencesFetched {
6386        void onPreferencesFetched(Element prefs);
6387
6388        void onPreferencesFetchFailed();
6389    }
6390
6391    public interface OnAccountCreated {
6392        void onAccountCreated(Account account);
6393
6394        void informUser(int r);
6395    }
6396
6397    public interface OnMoreMessagesLoaded {
6398        void onMoreMessagesLoaded(int count, Conversation conversation);
6399
6400        void informUser(int r);
6401    }
6402
6403    public interface OnAccountPasswordChanged {
6404        void onPasswordChangeSucceeded();
6405
6406        void onPasswordChangeFailed();
6407    }
6408
6409    public interface OnRoomDestroy {
6410        void onRoomDestroySucceeded();
6411
6412        void onRoomDestroyFailed();
6413    }
6414
6415    public interface OnAffiliationChanged {
6416        void onAffiliationChangedSuccessful(Jid jid);
6417
6418        void onAffiliationChangeFailed(Jid jid, int resId);
6419    }
6420
6421    public interface OnConversationUpdate {
6422        void onConversationUpdate();
6423    }
6424
6425    public interface OnJingleRtpConnectionUpdate {
6426        void onJingleRtpConnectionUpdate(
6427                final Account account,
6428                final Jid with,
6429                final String sessionId,
6430                final RtpEndUserState state);
6431
6432        void onAudioDeviceChanged(
6433                CallIntegration.AudioDevice selectedAudioDevice,
6434                Set<CallIntegration.AudioDevice> availableAudioDevices);
6435    }
6436
6437    public interface OnAccountUpdate {
6438        void onAccountUpdate();
6439    }
6440
6441    public interface OnCaptchaRequested {
6442        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
6443    }
6444
6445    public interface OnRosterUpdate {
6446        void onRosterUpdate();
6447    }
6448
6449    public interface OnMucRosterUpdate {
6450        void onMucRosterUpdate();
6451    }
6452
6453    public interface OnConferenceConfigurationFetched {
6454        void onConferenceConfigurationFetched(Conversation conversation);
6455
6456        void onFetchFailed(Conversation conversation, String errorCondition);
6457    }
6458
6459    public interface OnConferenceJoined {
6460        void onConferenceJoined(Conversation conversation);
6461    }
6462
6463    public interface OnConfigurationPushed {
6464        void onPushSucceeded();
6465
6466        void onPushFailed();
6467    }
6468
6469    public interface OnShowErrorToast {
6470        void onShowErrorToast(int resId);
6471    }
6472
6473    public class XmppConnectionBinder extends Binder {
6474        public XmppConnectionService getService() {
6475            return XmppConnectionService.this;
6476        }
6477    }
6478
6479    private class InternalEventReceiver extends BroadcastReceiver {
6480
6481        @Override
6482        public void onReceive(final Context context, final Intent intent) {
6483            onStartCommand(intent, 0, 0);
6484        }
6485    }
6486
6487    private class RestrictedEventReceiver extends BroadcastReceiver {
6488
6489        private final Collection<String> allowedActions;
6490
6491        private RestrictedEventReceiver(final Collection<String> allowedActions) {
6492            this.allowedActions = allowedActions;
6493        }
6494
6495        @Override
6496        public void onReceive(final Context context, final Intent intent) {
6497            final String action = intent == null ? null : intent.getAction();
6498            if (allowedActions.contains(action)) {
6499                onStartCommand(intent, 0, 0);
6500            } else {
6501                Log.e(Config.LOGTAG, "restricting broadcast of event " + action);
6502            }
6503        }
6504    }
6505
6506    public static class OngoingCall {
6507        public final AbstractJingleConnection.Id id;
6508        public final Set<Media> media;
6509        public final boolean reconnecting;
6510
6511        public OngoingCall(
6512                AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
6513            this.id = id;
6514            this.media = media;
6515            this.reconnecting = reconnecting;
6516        }
6517
6518        @Override
6519        public boolean equals(Object o) {
6520            if (this == o) return true;
6521            if (o == null || getClass() != o.getClass()) return false;
6522            OngoingCall that = (OngoingCall) o;
6523            return reconnecting == that.reconnecting
6524                    && Objects.equal(id, that.id)
6525                    && Objects.equal(media, that.media);
6526        }
6527
6528        @Override
6529        public int hashCode() {
6530            return Objects.hashCode(id, media, reconnecting);
6531        }
6532    }
6533
6534    public static void toggleForegroundService(final XmppConnectionService service) {
6535        if (service == null) {
6536            return;
6537        }
6538        service.toggleForegroundService();
6539    }
6540
6541    public static void toggleForegroundService(final ConversationsActivity activity) {
6542        if (activity == null) {
6543            return;
6544        }
6545        toggleForegroundService(activity.xmppConnectionService);
6546    }
6547}