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.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  25import android.media.AudioManager;
  26import android.net.ConnectivityManager;
  27import android.net.Network;
  28import android.net.NetworkCapabilities;
  29import android.net.NetworkInfo;
  30import android.net.Uri;
  31import android.os.Binder;
  32import android.os.Build;
  33import android.os.Bundle;
  34import android.os.Environment;
  35import android.os.IBinder;
  36import android.os.Messenger;
  37import android.os.PowerManager;
  38import android.os.PowerManager.WakeLock;
  39import android.os.SystemClock;
  40import android.preference.PreferenceManager;
  41import android.provider.ContactsContract;
  42import android.security.KeyChain;
  43import android.text.TextUtils;
  44import android.util.DisplayMetrics;
  45import android.util.Log;
  46import android.util.LruCache;
  47import android.util.Pair;
  48
  49import androidx.annotation.BoolRes;
  50import androidx.annotation.IntegerRes;
  51import androidx.annotation.NonNull;
  52import androidx.annotation.Nullable;
  53import androidx.core.app.RemoteInput;
  54import androidx.core.content.ContextCompat;
  55
  56import com.google.common.base.Objects;
  57import com.google.common.base.Optional;
  58import com.google.common.base.Strings;
  59import com.google.common.collect.Collections2;
  60import com.google.common.collect.Iterables;
  61
  62import org.conscrypt.Conscrypt;
  63import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  64import org.openintents.openpgp.IOpenPgpService2;
  65import org.openintents.openpgp.util.OpenPgpApi;
  66import org.openintents.openpgp.util.OpenPgpServiceConnection;
  67
  68import java.io.File;
  69import java.security.Security;
  70import java.security.cert.CertificateException;
  71import java.security.cert.X509Certificate;
  72import java.util.ArrayList;
  73import java.util.Arrays;
  74import java.util.Collection;
  75import java.util.Collections;
  76import java.util.HashSet;
  77import java.util.Hashtable;
  78import java.util.Iterator;
  79import java.util.List;
  80import java.util.ListIterator;
  81import java.util.Map;
  82import java.util.Set;
  83import java.util.WeakHashMap;
  84import java.util.concurrent.CopyOnWriteArrayList;
  85import java.util.concurrent.CountDownLatch;
  86import java.util.concurrent.Executor;
  87import java.util.concurrent.Executors;
  88import java.util.concurrent.RejectedExecutionException;
  89import java.util.concurrent.ScheduledExecutorService;
  90import java.util.concurrent.TimeUnit;
  91import java.util.concurrent.atomic.AtomicBoolean;
  92import java.util.concurrent.atomic.AtomicLong;
  93import java.util.concurrent.atomic.AtomicReference;
  94import java.util.function.Consumer;
  95
  96import eu.siacs.conversations.AppSettings;
  97import eu.siacs.conversations.Config;
  98import eu.siacs.conversations.R;
  99import eu.siacs.conversations.android.JabberIdContact;
 100import eu.siacs.conversations.crypto.OmemoSetting;
 101import eu.siacs.conversations.crypto.PgpDecryptionService;
 102import eu.siacs.conversations.crypto.PgpEngine;
 103import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 104import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 105import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 106import eu.siacs.conversations.entities.Account;
 107import eu.siacs.conversations.entities.Blockable;
 108import eu.siacs.conversations.entities.Bookmark;
 109import eu.siacs.conversations.entities.Contact;
 110import eu.siacs.conversations.entities.Conversation;
 111import eu.siacs.conversations.entities.Conversational;
 112import eu.siacs.conversations.entities.Message;
 113import eu.siacs.conversations.entities.MucOptions;
 114import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 115import eu.siacs.conversations.entities.Presence;
 116import eu.siacs.conversations.entities.PresenceTemplate;
 117import eu.siacs.conversations.entities.Reaction;
 118import eu.siacs.conversations.entities.Roster;
 119import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 120import eu.siacs.conversations.generator.AbstractGenerator;
 121import eu.siacs.conversations.generator.IqGenerator;
 122import eu.siacs.conversations.generator.MessageGenerator;
 123import eu.siacs.conversations.generator.PresenceGenerator;
 124import eu.siacs.conversations.http.HttpConnectionManager;
 125import eu.siacs.conversations.parser.AbstractParser;
 126import eu.siacs.conversations.parser.IqParser;
 127import eu.siacs.conversations.persistance.DatabaseBackend;
 128import eu.siacs.conversations.persistance.FileBackend;
 129import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 130import eu.siacs.conversations.receiver.SystemEventReceiver;
 131import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 132import eu.siacs.conversations.ui.ConversationsActivity;
 133import eu.siacs.conversations.ui.RtpSessionActivity;
 134import eu.siacs.conversations.ui.UiCallback;
 135import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 136import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 137import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 138import eu.siacs.conversations.utils.AccountUtils;
 139import eu.siacs.conversations.utils.Compatibility;
 140import eu.siacs.conversations.utils.ConversationsFileObserver;
 141import eu.siacs.conversations.utils.CryptoHelper;
 142import eu.siacs.conversations.utils.EasyOnboardingInvite;
 143import eu.siacs.conversations.utils.MimeUtils;
 144import eu.siacs.conversations.utils.PhoneHelper;
 145import eu.siacs.conversations.utils.QuickLoader;
 146import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 147import eu.siacs.conversations.utils.ReplacingTaskManager;
 148import eu.siacs.conversations.utils.Resolver;
 149import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 150import eu.siacs.conversations.utils.StringUtils;
 151import eu.siacs.conversations.utils.TorServiceUtils;
 152import eu.siacs.conversations.utils.WakeLockHelper;
 153import eu.siacs.conversations.utils.XmppUri;
 154import eu.siacs.conversations.xml.Element;
 155import eu.siacs.conversations.xml.LocalizedContent;
 156import eu.siacs.conversations.xml.Namespace;
 157import eu.siacs.conversations.xmpp.InvalidJid;
 158import eu.siacs.conversations.xmpp.Jid;
 159import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 160import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 161import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 162import eu.siacs.conversations.xmpp.OnStatusChanged;
 163import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 164import eu.siacs.conversations.xmpp.XmppConnection;
 165import eu.siacs.conversations.xmpp.chatstate.ChatState;
 166import eu.siacs.conversations.xmpp.forms.Data;
 167import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 168import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 169import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 170import eu.siacs.conversations.xmpp.jingle.Media;
 171import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 172import eu.siacs.conversations.xmpp.mam.MamReference;
 173import eu.siacs.conversations.xmpp.pep.Avatar;
 174import eu.siacs.conversations.xmpp.pep.PublishOptions;
 175import im.conversations.android.xmpp.model.stanza.Iq;
 176import me.leolin.shortcutbadger.ShortcutBadger;
 177
 178public class XmppConnectionService extends Service {
 179
 180    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 181    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 182    public static final String ACTION_SNOOZE = "snooze";
 183    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 184    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 185    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 186    public static final String ACTION_TRY_AGAIN = "try_again";
 187
 188    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 189    public static final String ACTION_PING = "ping";
 190    public static final String ACTION_IDLE_PING = "idle_ping";
 191    public static final String ACTION_INTERNAL_PING = "internal_ping";
 192    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 193    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 194    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 195    public static final String ACTION_END_CALL = "end_call";
 196    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 197    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED = "call_integration_service_started";
 198    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 199    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 200    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 201
 202    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 203
 204    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 205    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 206    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 207
 208    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 209    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 210    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 211    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 212    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 213    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 214    private final IBinder mBinder = new XmppConnectionBinder();
 215    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 216    private final IqGenerator mIqGenerator = new IqGenerator(this);
 217    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 218    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 219    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 220    private final Consumer<Iq> mDefaultIqHandler = (packet) -> {
 221        if (packet.getType() != Iq.Type.RESULT) {
 222            final var error = packet.getError();
 223            String text = error != null ? error.findChildContent("text") : null;
 224            if (text != null) {
 225                Log.d(Config.LOGTAG, "received iq error: " + text);
 226            }
 227        }
 228    };
 229    public DatabaseBackend databaseBackend;
 230    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 231    private long mLastActivity = 0;
 232
 233    private final AppSettings appSettings = new AppSettings(this);
 234    private final FileBackend fileBackend = new FileBackend(this);
 235    private MemorizingTrustManager mMemorizingTrustManager;
 236    private final NotificationService mNotificationService = new NotificationService(this);
 237    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 238    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 239    private final ShortcutService mShortcutService = new ShortcutService(this);
 240    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 241    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 242    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 243    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 244    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 245    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 246        Conversation conversation = find(getConversations(), contact);
 247        if (conversation != null) {
 248            if (online) {
 249                if (contact.getPresences().size() == 1) {
 250                    sendUnsentMessages(conversation);
 251                }
 252            }
 253        }
 254    };
 255    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 256    private List<Account> accounts;
 257    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 258    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 259    private final AvatarService mAvatarService = new AvatarService(this);
 260    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 261    private final PushManagementService mPushManagementService = new PushManagementService(this);
 262    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 263    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 264            Environment.getExternalStorageDirectory().getAbsolutePath()
 265    ) {
 266        @Override
 267        public void onEvent(final int event, final File file) {
 268            markFileDeleted(file);
 269        }
 270    };
 271    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 272
 273        @Override
 274        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 275            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 276                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 277                mJingleConnectionManager.updateProposedSessionDiscovered(
 278                        account,
 279                        to,
 280                        sessionId,
 281                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 282                );
 283            }
 284
 285
 286            final Jid bare = to.asBareJid();
 287
 288            for (final Conversation conversation : getConversations()) {
 289                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 290                    final Message message = conversation.findUnsentMessageWithUuid(id);
 291                    if (message != null) {
 292                        message.setStatus(Message.STATUS_SEND);
 293                        message.setErrorMessage(null);
 294                        databaseBackend.updateMessage(message, false);
 295                        return true;
 296                    }
 297                }
 298            }
 299            return false;
 300        }
 301    };
 302
 303    private boolean destroyed = false;
 304
 305    private int unreadCount = -1;
 306
 307    //Ui callback listeners
 308    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 309    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 310    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 311    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 312    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 313    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 314    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 315    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 316    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 317
 318    private final Object LISTENER_LOCK = new Object();
 319
 320
 321    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 322
 323
 324
 325    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 326    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 327    private final OnStatusChanged statusListener = new OnStatusChanged() {
 328
 329        @Override
 330        public void onStatusChanged(final Account account) {
 331            XmppConnection connection = account.getXmppConnection();
 332            updateAccountUi();
 333
 334            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 335                mQuickConversationsService.signalAccountStateChange();
 336            }
 337
 338            if (account.getStatus() == Account.State.ONLINE) {
 339                synchronized (mLowPingTimeoutMode) {
 340                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 341                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 342                    }
 343                }
 344                if (account.setShowErrorNotification(true)) {
 345                    databaseBackend.updateAccount(account);
 346                }
 347                mMessageArchiveService.executePendingQueries(account);
 348                if (connection != null && connection.getFeatures().csi()) {
 349                    if (checkListeners()) {
 350                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 351                        connection.sendInactive();
 352                    } else {
 353                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 354                        connection.sendActive();
 355                    }
 356                }
 357                List<Conversation> conversations = getConversations();
 358                for (Conversation conversation : conversations) {
 359                    final boolean inProgressJoin;
 360                    synchronized (account.inProgressConferenceJoins) {
 361                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 362                    }
 363                    final boolean pendingJoin;
 364                    synchronized (account.pendingConferenceJoins) {
 365                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 366                    }
 367                    if (conversation.getAccount() == account
 368                            && !pendingJoin
 369                            && !inProgressJoin) {
 370                        sendUnsentMessages(conversation);
 371                    }
 372                }
 373                final List<Conversation> pendingLeaves;
 374                synchronized (account.pendingConferenceLeaves) {
 375                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 376                    account.pendingConferenceLeaves.clear();
 377
 378                }
 379                for (Conversation conversation : pendingLeaves) {
 380                    leaveMuc(conversation);
 381                }
 382                final List<Conversation> pendingJoins;
 383                synchronized (account.pendingConferenceJoins) {
 384                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 385                    account.pendingConferenceJoins.clear();
 386                }
 387                for (Conversation conversation : pendingJoins) {
 388                    joinMuc(conversation);
 389                }
 390                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 391            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 392                resetSendingToWaiting(account);
 393                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 394                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 395                    reconnectAccount(account, true, false);
 396                } else {
 397                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 398                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 399                }
 400            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 401                databaseBackend.updateAccount(account);
 402                reconnectAccount(account, true, false);
 403            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 404                resetSendingToWaiting(account);
 405                if (connection != null && account.getStatus().isAttemptReconnect()) {
 406                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 407                            || hasJingleRtpConnection(account);
 408                    final int next = connection.getTimeToNextAttempt(aggressive);
 409                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 410                    if (next <= 0) {
 411                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 412                        reconnectAccount(account, true, false);
 413                    } else {
 414                        final int attempt = connection.getAttempt() + 1;
 415                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 416                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 417                        if (aggressive) {
 418                            internalPingExecutor.schedule(
 419                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 420                                    (next * 1000L) + 50,
 421                                    TimeUnit.MILLISECONDS
 422                            );
 423                        }
 424                    }
 425                }
 426            }
 427            getNotificationService().updateErrorNotification();
 428        }
 429    };
 430    private OpenPgpServiceConnection pgpServiceConnection;
 431    private PgpEngine mPgpEngine = null;
 432    private WakeLock wakeLock;
 433    private LruCache<String, Bitmap> mBitmapCache;
 434    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 435    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 436    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 437
 438    private static String generateFetchKey(Account account, final Avatar avatar) {
 439        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 440    }
 441
 442    private boolean isInLowPingTimeoutMode(Account account) {
 443        synchronized (mLowPingTimeoutMode) {
 444            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 445        }
 446    }
 447
 448    public void startOngoingVideoTranscodingForegroundNotification() {
 449        mOngoingVideoTranscoding.set(true);
 450        toggleForegroundService();
 451    }
 452
 453    public void stopOngoingVideoTranscodingForegroundNotification() {
 454        mOngoingVideoTranscoding.set(false);
 455        toggleForegroundService();
 456    }
 457
 458    public boolean areMessagesInitialized() {
 459        return this.restoredFromDatabaseLatch.getCount() == 0;
 460    }
 461
 462    public PgpEngine getPgpEngine() {
 463        if (!Config.supportOpenPgp()) {
 464            return null;
 465        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 466            if (this.mPgpEngine == null) {
 467                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 468                        getApplicationContext(),
 469                        pgpServiceConnection.getService()), this);
 470            }
 471            return mPgpEngine;
 472        } else {
 473            return null;
 474        }
 475
 476    }
 477
 478    public OpenPgpApi getOpenPgpApi() {
 479        if (!Config.supportOpenPgp()) {
 480            return null;
 481        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 482            return new OpenPgpApi(this, pgpServiceConnection.getService());
 483        } else {
 484            return null;
 485        }
 486    }
 487
 488    public AppSettings getAppSettings() {
 489        return this.appSettings;
 490    }
 491
 492    public FileBackend getFileBackend() {
 493        return this.fileBackend;
 494    }
 495
 496    public AvatarService getAvatarService() {
 497        return this.mAvatarService;
 498    }
 499
 500    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 501        int encryption = conversation.getNextEncryption();
 502        if (encryption == Message.ENCRYPTION_PGP) {
 503            encryption = Message.ENCRYPTION_DECRYPTED;
 504        }
 505        Message message = new Message(conversation, uri.toString(), encryption);
 506        Message.configurePrivateMessage(message);
 507        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 508            getPgpEngine().encrypt(message, callback);
 509        } else {
 510            sendMessage(message);
 511            callback.success(message);
 512        }
 513    }
 514
 515    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 516        final Message message;
 517        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 518            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 519        } else {
 520            message = new Message(conversation, "", conversation.getNextEncryption());
 521        }
 522        if (!Message.configurePrivateFileMessage(message)) {
 523            message.setCounterpart(conversation.getNextCounterpart());
 524            message.setType(Message.TYPE_FILE);
 525        }
 526        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 527        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 528        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 529        if (runnable.isVideoMessage()) {
 530            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 531        } else {
 532            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 533        }
 534    }
 535
 536    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 537        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 538        final String compressPictures = getCompressPicturesPreference();
 539
 540        if ("never".equals(compressPictures)
 541                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 542                || (mimeType != null && mimeType.endsWith("/gif"))
 543                || getFileBackend().unusualBounds(uri)) {
 544            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 545            attachFileToConversation(conversation, uri, mimeType, callback);
 546            return;
 547        }
 548        final Message message;
 549        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 550            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 551        } else {
 552            message = new Message(conversation, "", conversation.getNextEncryption());
 553        }
 554        if (!Message.configurePrivateFileMessage(message)) {
 555            message.setCounterpart(conversation.getNextCounterpart());
 556            message.setType(Message.TYPE_IMAGE);
 557        }
 558        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 559        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 560            try {
 561                getFileBackend().copyImageToPrivateStorage(message, uri);
 562            } catch (FileBackend.ImageCompressionException e) {
 563                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 564                attachFileToConversation(conversation, uri, mimeType, callback);
 565                return;
 566            } catch (final FileBackend.FileCopyException e) {
 567                callback.error(e.getResId(), message);
 568                return;
 569            }
 570            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 571                final PgpEngine pgpEngine = getPgpEngine();
 572                if (pgpEngine != null) {
 573                    pgpEngine.encrypt(message, callback);
 574                } else if (callback != null) {
 575                    callback.error(R.string.unable_to_connect_to_keychain, null);
 576                }
 577            } else {
 578                sendMessage(message);
 579                callback.success(message);
 580            }
 581        });
 582    }
 583
 584    public Conversation find(Bookmark bookmark) {
 585        return find(bookmark.getAccount(), bookmark.getJid());
 586    }
 587
 588    public Conversation find(final Account account, final Jid jid) {
 589        return find(getConversations(), account, jid);
 590    }
 591
 592    public boolean isMuc(final Account account, final Jid jid) {
 593        final Conversation c = find(account, jid);
 594        return c != null && c.getMode() == Conversational.MODE_MULTI;
 595    }
 596
 597    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 598        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 599    }
 600
 601    @Override
 602    public int onStartCommand(final Intent intent, int flags, int startId) {
 603        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 604        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(SystemEventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 605        if (needsForegroundService) {
 606            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 607            toggleForegroundService(true);
 608        }
 609        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 610        switch (action) {
 611            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 612                mQuickConversationsService.handleSmsReceived(intent);
 613                break;
 614            case ConnectivityManager.CONNECTIVITY_ACTION:
 615                if (hasInternetConnection()) {
 616                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 617                        schedulePostConnectivityChange();
 618                    }
 619                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 620                        resetAllAttemptCounts(true, false);
 621                    }
 622                    Resolver.clearCache();
 623                }
 624                break;
 625            case Intent.ACTION_SHUTDOWN:
 626                logoutAndSave(true);
 627                return START_NOT_STICKY;
 628            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 629                mNotificationExecutor.execute(() -> {
 630                    try {
 631                        final Conversation c = findConversationByUuid(uuid);
 632                        if (c != null) {
 633                            mNotificationService.clearMessages(c);
 634                        } else {
 635                            mNotificationService.clearMessages();
 636                        }
 637                        restoredFromDatabaseLatch.await();
 638
 639                    } catch (InterruptedException e) {
 640                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 641                    }
 642                });
 643                break;
 644            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 645                mNotificationExecutor.execute(() -> {
 646                    try {
 647                        final Conversation c = findConversationByUuid(uuid);
 648                        if (c != null) {
 649                            mNotificationService.clearMissedCalls(c);
 650                        } else {
 651                            mNotificationService.clearMissedCalls();
 652                        }
 653                        restoredFromDatabaseLatch.await();
 654
 655                    } catch (InterruptedException e) {
 656                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 657                    }
 658                });
 659                break;
 660            case ACTION_DISMISS_CALL: {
 661                if (intent == null) {
 662                    break;
 663                }
 664                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 665                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 666                mJingleConnectionManager.rejectRtpSession(sessionId);
 667                break;
 668            }
 669            case TorServiceUtils.ACTION_STATUS:
 670                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 671                //TODO port and host are in 'extras' - but this may not be a reliable source?
 672                if ("ON".equals(status)) {
 673                    handleOrbotStartedEvent();
 674                    return START_STICKY;
 675                }
 676                break;
 677            case ACTION_END_CALL: {
 678                if (intent == null) {
 679                    break;
 680                }
 681                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 682                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 683                mJingleConnectionManager.endRtpSession(sessionId);
 684            }
 685            break;
 686            case ACTION_PROVISION_ACCOUNT: {
 687                if (intent == null) {
 688                    break;
 689                }
 690                final String address = intent.getStringExtra("address");
 691                final String password = intent.getStringExtra("password");
 692                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 693                    break;
 694                }
 695                provisionAccount(address, password);
 696                break;
 697            }
 698            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 699                dismissErrorNotifications();
 700                break;
 701            case ACTION_TRY_AGAIN:
 702                resetAllAttemptCounts(false, true);
 703                break;
 704            case ACTION_REPLY_TO_CONVERSATION:
 705                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 706                if (remoteInput == null) {
 707                    break;
 708                }
 709                final CharSequence body = remoteInput.getCharSequence("text_reply");
 710                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 711                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 712                if (body == null || body.length() <= 0) {
 713                    break;
 714                }
 715                mNotificationExecutor.execute(() -> {
 716                    try {
 717                        restoredFromDatabaseLatch.await();
 718                        final Conversation c = findConversationByUuid(uuid);
 719                        if (c != null) {
 720                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 721                        }
 722                    } catch (InterruptedException e) {
 723                        Log.d(Config.LOGTAG, "unable to process direct reply");
 724                    }
 725                });
 726                break;
 727            case ACTION_MARK_AS_READ:
 728                mNotificationExecutor.execute(() -> {
 729                    final Conversation c = findConversationByUuid(uuid);
 730                    if (c == null) {
 731                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 732                        return;
 733                    }
 734                    try {
 735                        restoredFromDatabaseLatch.await();
 736                        sendReadMarker(c, null);
 737                    } catch (InterruptedException e) {
 738                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 739                    }
 740
 741                });
 742                break;
 743            case ACTION_SNOOZE:
 744                mNotificationExecutor.execute(() -> {
 745                    final Conversation c = findConversationByUuid(uuid);
 746                    if (c == null) {
 747                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 748                        return;
 749                    }
 750                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 751                    mNotificationService.clearMessages(c);
 752                    updateConversation(c);
 753                });
 754            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 755            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 756                if (dndOnSilentMode()) {
 757                    refreshAllPresences();
 758                }
 759                break;
 760            case Intent.ACTION_SCREEN_ON:
 761                deactivateGracePeriod();
 762            case Intent.ACTION_USER_PRESENT:
 763            case Intent.ACTION_SCREEN_OFF:
 764                if (awayWhenScreenLocked()) {
 765                    refreshAllPresences();
 766                }
 767                break;
 768            case ACTION_FCM_TOKEN_REFRESH:
 769                refreshAllFcmTokens();
 770                break;
 771            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 772                if (intent == null) {
 773                    break;
 774                }
 775                final String instance = intent.getStringExtra("instance");
 776                final String application = intent.getStringExtra("application");
 777                final Messenger messenger = intent.getParcelableExtra("messenger");
 778                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 779                if (messenger != null && application != null && instance != null) {
 780                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
 781                    Log.d(Config.LOGTAG,"found push target messenger");
 782                } else {
 783                    pushTargetMessenger = null;
 784                }
 785                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
 786                if (instance != null && transport.isPresent()) {
 787                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 788                }
 789                break;
 790            case ACTION_IDLE_PING:
 791                scheduleNextIdlePing();
 792                break;
 793            case ACTION_FCM_MESSAGE_RECEIVED:
 794                Log.d(Config.LOGTAG, "push message arrived in service. account");
 795                break;
 796            case ACTION_QUICK_LOG:
 797                final String message = intent == null ? null : intent.getStringExtra("message");
 798                if (message != null && Config.QUICK_LOG) {
 799                    quickLog(message);
 800                }
 801                break;
 802            case Intent.ACTION_SEND:
 803                final Uri uri = intent == null ? null : intent.getData();
 804                if (uri != null) {
 805                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 806                }
 807                return START_STICKY;
 808            case ACTION_TEMPORARILY_DISABLE:
 809                toggleSoftDisabled(true);
 810                if (checkListeners()) {
 811                    stopSelf();
 812                }
 813                return START_NOT_STICKY;
 814        }
 815        final var extras =  intent == null ? null : intent.getExtras();
 816        try {
 817            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
 818        } catch (final RejectedExecutionException e) {
 819            Log.e(Config.LOGTAG, "can not schedule connection states manager");
 820        }
 821        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 822            expireOldMessages();
 823        }
 824        return START_STICKY;
 825    }
 826
 827    private void quickLog(final String message) {
 828        if (Strings.isNullOrEmpty(message)) {
 829            return;
 830        }
 831        final Account account = AccountUtils.getFirstEnabled(this);
 832        if (account == null) {
 833            return;
 834        }
 835        final Conversation conversation =
 836                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
 837        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
 838        report.setStatus(Message.STATUS_RECEIVED);
 839        conversation.add(report);
 840        databaseBackend.createMessage(report);
 841        updateConversationUi();
 842    }
 843
 844    private void manageAccountConnectionStatesInternal() {
 845        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 846    }
 847
 848    private synchronized void manageAccountConnectionStates(
 849            final String action, final Bundle extras) {
 850        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 851        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
 852        WakeLockHelper.acquire(wakeLock);
 853        boolean pingNow =
 854                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
 855                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
 856                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 857        final HashSet<Account> pingCandidates = new HashSet<>();
 858        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
 859        for (final Account account : accounts) {
 860            final boolean pushWasMeantForThisAccount =
 861                    androidId != null
 862                            && CryptoHelper.getAccountFingerprint(account, androidId)
 863                                    .equals(pushedAccountHash);
 864            pingNow |=
 865                    processAccountState(
 866                            account,
 867                            interactive,
 868                            "ui".equals(action),
 869                            pushWasMeantForThisAccount,
 870                            pingCandidates);
 871        }
 872        if (pingNow) {
 873            for (final Account account : pingCandidates) {
 874                final boolean lowTimeout = isInLowPingTimeoutMode(account);
 875                account.getXmppConnection().sendPing();
 876                Log.d(
 877                        Config.LOGTAG,
 878                        account.getJid().asBareJid()
 879                                + " send ping (action="
 880                                + action
 881                                + ",lowTimeout="
 882                                + lowTimeout
 883                                + ")");
 884                scheduleWakeUpCall(
 885                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
 886                        account.getUuid().hashCode());
 887            }
 888        }
 889        WakeLockHelper.release(wakeLock);
 890    }
 891
 892    private void handleOrbotStartedEvent() {
 893        for (final Account account : accounts) {
 894            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 895                reconnectAccount(account, true, false);
 896            }
 897        }
 898    }
 899
 900    private boolean processAccountState(final Account account, final boolean interactive, final boolean isUiAction, final boolean isAccountPushed, final HashSet<Account> pingCandidates) {
 901        if (!account.getStatus().isAttemptReconnect()) {
 902            return false;
 903        }
 904        if (!hasInternetConnection()) {
 905            account.setStatus(Account.State.NO_INTERNET);
 906            statusListener.onStatusChanged(account);
 907        } else {
 908            if (account.getStatus() == Account.State.NO_INTERNET) {
 909                account.setStatus(Account.State.OFFLINE);
 910                statusListener.onStatusChanged(account);
 911            }
 912            if (account.getStatus() == Account.State.ONLINE) {
 913                synchronized (mLowPingTimeoutMode) {
 914                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
 915                    long lastSent = account.getXmppConnection().getLastPingSent();
 916                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 917                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 918                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 919                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 920                    if (lastSent > lastReceived) {
 921                        if (pingTimeoutIn < 0) {
 922                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 923                            this.reconnectAccount(account, true, interactive);
 924                        } else {
 925                            int secs = (int) (pingTimeoutIn / 1000);
 926                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 927                        }
 928                    } else {
 929                        pingCandidates.add(account);
 930                        if (isAccountPushed) {
 931                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 932                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 933                            }
 934                            return true;
 935                        } else if (msToNextPing <= 0) {
 936                            return true;
 937                        } else {
 938                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 939                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 940                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 941                            }
 942                        }
 943                    }
 944                }
 945            } else if (account.getStatus() == Account.State.OFFLINE) {
 946                reconnectAccount(account, true, interactive);
 947            } else if (account.getStatus() == Account.State.CONNECTING) {
 948                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 949                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 950                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 951                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 952                if (timeout < 0) {
 953                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 954                    account.getXmppConnection().resetAttemptCount(false);
 955                    reconnectAccount(account, true, interactive);
 956                } else if (discoTimeout < 0) {
 957                    account.getXmppConnection().sendDiscoTimeout();
 958                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 959                } else {
 960                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 961                }
 962            } else {
 963                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
 964                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
 965                    reconnectAccount(account, true, interactive);
 966                }
 967            }
 968        }
 969        return false;
 970    }
 971
 972    private void toggleSoftDisabled(final boolean softDisabled) {
 973        for(final Account account : this.accounts) {
 974            if (account.isEnabled()) {
 975                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
 976                    updateAccount(account);
 977                }
 978            }
 979        }
 980    }
 981
 982    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
 983        return unifiedPushBroker.processPushMessage(account, transport, push);
 984    }
 985
 986    public void reinitializeMuclumbusService() {
 987        mChannelDiscoveryService.initializeMuclumbusService();
 988    }
 989
 990    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 991        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 992    }
 993
 994    public boolean isDataSaverDisabled() {
 995        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
 996            return true;
 997        }
 998        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
 999        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1000                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1001                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1002    }
1003
1004    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1005        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1006        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1007        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1008            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1009        }
1010        message.markUnread();
1011        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1012            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1013                @Override
1014                public void success(Message message) {
1015                    if (dismissAfterReply) {
1016                        markRead((Conversation) message.getConversation(), true);
1017                    } else {
1018                        mNotificationService.pushFromDirectReply(message);
1019                    }
1020                }
1021
1022                @Override
1023                public void error(int errorCode, Message object) {
1024
1025                }
1026
1027                @Override
1028                public void userInputRequired(PendingIntent pi, Message object) {
1029
1030                }
1031            });
1032        } else {
1033            sendMessage(message);
1034            if (dismissAfterReply) {
1035                markRead(conversation, true);
1036            } else {
1037                mNotificationService.pushFromDirectReply(message);
1038            }
1039        }
1040    }
1041
1042    private boolean dndOnSilentMode() {
1043        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1044    }
1045
1046    private boolean manuallyChangePresence() {
1047        return getBooleanPreference(AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1048    }
1049
1050    private boolean treatVibrateAsSilent() {
1051        return getBooleanPreference(AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1052    }
1053
1054    private boolean awayWhenScreenLocked() {
1055        return getBooleanPreference(AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1056    }
1057
1058    private String getCompressPicturesPreference() {
1059        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1060    }
1061
1062    private Presence.Status getTargetPresence() {
1063        if (dndOnSilentMode() && isPhoneSilenced()) {
1064            return Presence.Status.DND;
1065        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1066            return Presence.Status.AWAY;
1067        } else {
1068            return Presence.Status.ONLINE;
1069        }
1070    }
1071
1072    public boolean isScreenLocked() {
1073        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1074        final PowerManager powerManager = getSystemService(PowerManager.class);
1075        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1076        final boolean interactive;
1077        try {
1078            interactive = powerManager != null && powerManager.isInteractive();
1079        } catch (final Exception e) {
1080            return false;
1081        }
1082        return locked || !interactive;
1083    }
1084
1085    private boolean isPhoneSilenced() {
1086        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1087        final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1088        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1089        final AudioManager audioManager = getSystemService(AudioManager.class);
1090        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1091        try {
1092            if (treatVibrateAsSilent()) {
1093                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1094            } else {
1095                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1096            }
1097        } catch (final Throwable throwable) {
1098            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1099            return notificationDnd;
1100        }
1101    }
1102
1103    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1104        Log.d(Config.LOGTAG, "resetting all attempt counts");
1105        for (Account account : accounts) {
1106            if (account.hasErrorStatus() || reallyAll) {
1107                final XmppConnection connection = account.getXmppConnection();
1108                if (connection != null) {
1109                    connection.resetAttemptCount(retryImmediately);
1110                }
1111            }
1112            if (account.setShowErrorNotification(true)) {
1113                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1114            }
1115        }
1116        mNotificationService.updateErrorNotification();
1117    }
1118
1119    private void dismissErrorNotifications() {
1120        for (final Account account : this.accounts) {
1121            if (account.hasErrorStatus()) {
1122                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1123                if (account.setShowErrorNotification(false)) {
1124                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1125                }
1126            }
1127        }
1128    }
1129
1130    private void expireOldMessages() {
1131        expireOldMessages(false);
1132    }
1133
1134    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1135        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1136        mDatabaseWriterExecutor.execute(() -> {
1137            long timestamp = getAutomaticMessageDeletionDate();
1138            if (timestamp > 0) {
1139                databaseBackend.expireOldMessages(timestamp);
1140                synchronized (XmppConnectionService.this.conversations) {
1141                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1142                        conversation.expireOldMessages(timestamp);
1143                        if (resetHasMessagesLeftOnServer) {
1144                            conversation.messagesLoaded.set(true);
1145                            conversation.setHasMessagesLeftOnServer(true);
1146                        }
1147                    }
1148                }
1149                updateConversationUi();
1150            }
1151        });
1152    }
1153
1154    public boolean hasInternetConnection() {
1155        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1156        if (cm == null) {
1157            return true; //if internet connection can not be checked it is probably best to just try
1158        }
1159        try {
1160            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1161                final Network activeNetwork = cm.getActiveNetwork();
1162                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1163                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1164            } else {
1165                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1166                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1167            }
1168        } catch (final RuntimeException e) {
1169            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1170            return true; //if internet connection can not be checked it is probably best to just try
1171        }
1172    }
1173
1174    @SuppressLint("TrulyRandom")
1175    @Override
1176    public void onCreate() {
1177        LibIdnXmppStringprep.setup();
1178        if (Compatibility.runsTwentySix()) {
1179            mNotificationService.initializeChannels();
1180        }
1181        mChannelDiscoveryService.initializeMuclumbusService();
1182        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1183        toggleForegroundService();
1184        this.destroyed = false;
1185        OmemoSetting.load(this);
1186        try {
1187            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1188        } catch (Throwable throwable) {
1189            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1190        }
1191        updateMemorizingTrustManager();
1192        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1193        final int cacheSize = maxMemory / 8;
1194        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1195            @Override
1196            protected int sizeOf(final String key, final Bitmap bitmap) {
1197                return bitmap.getByteCount() / 1024;
1198            }
1199        };
1200        if (mLastActivity == 0) {
1201            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1202        }
1203
1204        Log.d(Config.LOGTAG, "initializing database...");
1205        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1206        Log.d(Config.LOGTAG, "restoring accounts...");
1207        this.accounts = databaseBackend.getAccounts();
1208        final SharedPreferences.Editor editor = getPreferences().edit();
1209        final boolean hasEnabledAccounts = hasEnabledAccounts();
1210        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1211        editor.apply();
1212        toggleSetProfilePictureActivity(hasEnabledAccounts);
1213        reconfigurePushDistributor();
1214
1215        if (CallIntegration.hasSystemFeature(this)) {
1216            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1217        }
1218
1219        restoreFromDatabase();
1220
1221        if (QuickConversationsService.isContactListIntegration(this)
1222                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1223                        == PackageManager.PERMISSION_GRANTED) {
1224            startContactObserver();
1225        }
1226        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1227        if (Compatibility.hasStoragePermission(this)) {
1228            Log.d(Config.LOGTAG, "starting file observer");
1229            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1230            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1231        }
1232        if (Config.supportOpenPgp()) {
1233            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1234                @Override
1235                public void onBound(final IOpenPgpService2 service) {
1236                    for (Account account : accounts) {
1237                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1238                        if (pgp != null) {
1239                            pgp.continueDecryption(true);
1240                        }
1241                    }
1242                }
1243
1244                @Override
1245                public void onError(final Exception exception) {
1246                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1247                }
1248            });
1249            this.pgpServiceConnection.bindToService();
1250        }
1251
1252        final PowerManager powerManager = getSystemService(PowerManager.class);
1253        if (powerManager != null) {
1254            this.wakeLock =
1255                    powerManager.newWakeLock(
1256                            PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1257        }
1258
1259        toggleForegroundService();
1260        updateUnreadCountBadge();
1261        toggleScreenEventReceiver();
1262        final IntentFilter systemBroadcastFilter = new IntentFilter();
1263        scheduleNextIdlePing();
1264        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1265            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1266        }
1267        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1268        ContextCompat.registerReceiver(
1269                this,
1270                this.mInternalEventReceiver,
1271                systemBroadcastFilter,
1272                ContextCompat.RECEIVER_NOT_EXPORTED);
1273        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1274        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1275        ContextCompat.registerReceiver(
1276                this,
1277                this.mInternalRestrictedEventReceiver,
1278                exportedBroadcastFilter,
1279                ContextCompat.RECEIVER_EXPORTED);
1280        mForceDuringOnCreate.set(false);
1281        toggleForegroundService();
1282        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1283        final SharedPreferences sharedPreferences =
1284                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1285        sharedPreferences.registerOnSharedPreferenceChangeListener(new SharedPreferences.OnSharedPreferenceChangeListener() {
1286            @Override
1287            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, @Nullable String key) {
1288                Log.d(Config.LOGTAG,"preference '"+key+"' has changed");
1289                if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1290                    toggleForegroundService();
1291                }
1292            }
1293        });
1294    }
1295
1296
1297    private void checkForDeletedFiles() {
1298        if (destroyed) {
1299            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1300            return;
1301        }
1302        final long start = SystemClock.elapsedRealtime();
1303        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1304        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1305        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1306            if (destroyed) {
1307                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1308                return;
1309            }
1310            final File file = fileBackend.getFileForPath(filePath.path);
1311            if (filePath.setDeleted(!file.exists())) {
1312                changed.add(filePath);
1313            }
1314        }
1315        final long duration = SystemClock.elapsedRealtime() - start;
1316        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1317        if (changed.size() > 0) {
1318            databaseBackend.markFilesAsChanged(changed);
1319            markChangedFiles(changed);
1320        }
1321    }
1322
1323    public void startContactObserver() {
1324        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1325            @Override
1326            public void onChange(boolean selfChange) {
1327                super.onChange(selfChange);
1328                if (restoredFromDatabaseLatch.getCount() == 0) {
1329                    loadPhoneContacts();
1330                }
1331            }
1332        });
1333    }
1334
1335    @Override
1336    public void onTrimMemory(int level) {
1337        super.onTrimMemory(level);
1338        if (level >= TRIM_MEMORY_COMPLETE) {
1339            Log.d(Config.LOGTAG, "clear cache due to low memory");
1340            getBitmapCache().evictAll();
1341        }
1342    }
1343
1344    @Override
1345    public void onDestroy() {
1346        try {
1347            unregisterReceiver(this.mInternalEventReceiver);
1348            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1349            unregisterReceiver(this.mInternalScreenEventReceiver);
1350        } catch (final IllegalArgumentException e) {
1351            //ignored
1352        }
1353        destroyed = false;
1354        fileObserver.stopWatching();
1355        internalPingExecutor.shutdown();
1356        super.onDestroy();
1357    }
1358
1359    public void restartFileObserver() {
1360        Log.d(Config.LOGTAG, "restarting file observer");
1361        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1362        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1363    }
1364
1365    public void toggleScreenEventReceiver() {
1366        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1367            final IntentFilter filter = new IntentFilter();
1368            filter.addAction(Intent.ACTION_SCREEN_ON);
1369            filter.addAction(Intent.ACTION_SCREEN_OFF);
1370            filter.addAction(Intent.ACTION_USER_PRESENT);
1371            registerReceiver(this.mInternalScreenEventReceiver, filter);
1372        } else {
1373            try {
1374                unregisterReceiver(this.mInternalScreenEventReceiver);
1375            } catch (IllegalArgumentException e) {
1376                //ignored
1377            }
1378        }
1379    }
1380
1381    public void toggleForegroundService() {
1382        toggleForegroundService(false);
1383    }
1384
1385    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1386        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1387        toggleForegroundService(false);
1388    }
1389
1390    public void removeOngoingCall() {
1391        ongoingCall.set(null);
1392        toggleForegroundService(false);
1393    }
1394
1395    private void toggleForegroundService(final boolean force) {
1396        final boolean status;
1397        final OngoingCall ongoing = ongoingCall.get();
1398        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1399        final int id;
1400        if (force
1401                || mForceDuringOnCreate.get()
1402                || ongoingVideoTranscoding
1403                || ongoing != null
1404                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1405            final Notification notification;
1406            if (ongoing != null) {
1407                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1408                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1409                startForegroundOrCatch(id, notification, true);
1410            } else if (ongoingVideoTranscoding) {
1411                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1412                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1413                startForegroundOrCatch(id, notification, false);
1414            } else {
1415                notification = this.mNotificationService.createForegroundNotification();
1416                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1417                startForegroundOrCatch(id, notification, false);
1418            }
1419            mNotificationService.notify(id, notification);
1420            status = true;
1421        } else {
1422            id = 0;
1423            stopForeground(true);
1424            status = false;
1425        }
1426
1427        for (final int toBeRemoved :
1428                Collections2.filter(
1429                        Arrays.asList(
1430                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1431                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1432                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1433                        i -> i != id)) {
1434            mNotificationService.cancel(toBeRemoved);
1435        }
1436        Log.d(
1437                Config.LOGTAG,
1438                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1439    }
1440
1441    private void startForegroundOrCatch(
1442            final int id, final Notification notification, final boolean requireMicrophone) {
1443        try {
1444            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1445                final int foregroundServiceType;
1446                if (requireMicrophone
1447                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1448                                == PackageManager.PERMISSION_GRANTED) {
1449                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1450                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1451                } else if (getSystemService(PowerManager.class)
1452                        .isIgnoringBatteryOptimizations(getPackageName())) {
1453                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1454                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1455                        == PackageManager.PERMISSION_GRANTED) {
1456                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1457                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1458                        == PackageManager.PERMISSION_GRANTED) {
1459                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1460                } else {
1461                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1462                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1463                }
1464                startForeground(id, notification, foregroundServiceType);
1465            } else {
1466                startForeground(id, notification);
1467            }
1468        } catch (final IllegalStateException | SecurityException e) {
1469            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1470        }
1471    }
1472
1473    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1474        return !mOngoingVideoTranscoding.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1475    }
1476
1477    @Override
1478    public void onTaskRemoved(final Intent rootIntent) {
1479        super.onTaskRemoved(rootIntent);
1480        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mOngoingVideoTranscoding.get() || ongoingCall.get() != null) {
1481            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1482        } else {
1483            this.logoutAndSave(false);
1484        }
1485    }
1486
1487    private void logoutAndSave(boolean stop) {
1488        int activeAccounts = 0;
1489        for (final Account account : accounts) {
1490            if (account.isConnectionEnabled()) {
1491                databaseBackend.writeRoster(account.getRoster());
1492                activeAccounts++;
1493            }
1494            if (account.getXmppConnection() != null) {
1495                new Thread(() -> disconnect(account, false)).start();
1496            }
1497        }
1498        if (stop || activeAccounts == 0) {
1499            Log.d(Config.LOGTAG, "good bye");
1500            stopSelf();
1501        }
1502    }
1503
1504    private void schedulePostConnectivityChange() {
1505        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1506        if (alarmManager == null) {
1507            return;
1508        }
1509        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1510        final Intent intent = new Intent(this, SystemEventReceiver.class);
1511        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1512        try {
1513            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1514                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1515                    : PendingIntent.FLAG_UPDATE_CURRENT);
1516            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1517                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1518            } else {
1519                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1520            }
1521        } catch (RuntimeException e) {
1522            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1523        }
1524    }
1525
1526    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1527        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1528        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1529        if (alarmManager == null) {
1530            return;
1531        }
1532        final Intent intent = new Intent(this, SystemEventReceiver.class);
1533        intent.setAction(ACTION_PING);
1534        try {
1535            final PendingIntent pendingIntent =
1536                    PendingIntent.getBroadcast(
1537                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1538            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1539        } catch (RuntimeException e) {
1540            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1541        }
1542    }
1543
1544    @TargetApi(Build.VERSION_CODES.M)
1545    private void scheduleNextIdlePing() {
1546        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1547        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1548        if (alarmManager == null) {
1549            return;
1550        }
1551        final Intent intent = new Intent(this, SystemEventReceiver.class);
1552        intent.setAction(ACTION_IDLE_PING);
1553        try {
1554            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1555                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1556                    : PendingIntent.FLAG_UPDATE_CURRENT);
1557            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1558        } catch (RuntimeException e) {
1559            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1560        }
1561    }
1562
1563    public XmppConnection createConnection(final Account account) {
1564        final XmppConnection connection = new XmppConnection(account, this);
1565        connection.setOnStatusChangedListener(this.statusListener);
1566        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1567        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1568        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1569        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1570        AxolotlService axolotlService = account.getAxolotlService();
1571        if (axolotlService != null) {
1572            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1573        }
1574        return connection;
1575    }
1576
1577    public void sendChatState(Conversation conversation) {
1578        if (sendChatStates()) {
1579            final var packet = mMessageGenerator.generateChatState(conversation);
1580            sendMessagePacket(conversation.getAccount(), packet);
1581        }
1582    }
1583
1584    private void sendFileMessage(final Message message, final boolean delay) {
1585        Log.d(Config.LOGTAG, "send file message");
1586        final Account account = message.getConversation().getAccount();
1587        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1588                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1589            mHttpConnectionManager.createNewUploadConnection(message, delay);
1590        } else {
1591            mJingleConnectionManager.startJingleFileTransfer(message);
1592        }
1593    }
1594
1595    public void sendMessage(final Message message) {
1596        sendMessage(message, false, false);
1597    }
1598
1599    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1600        final Account account = message.getConversation().getAccount();
1601        if (account.setShowErrorNotification(true)) {
1602            databaseBackend.updateAccount(account);
1603            mNotificationService.updateErrorNotification();
1604        }
1605        final Conversation conversation = (Conversation) message.getConversation();
1606        account.deactivateGracePeriod();
1607
1608
1609        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1610            final Contact contact = conversation.getContact();
1611            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1612                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1613                createContact(contact, true);
1614            }
1615        }
1616
1617        im.conversations.android.xmpp.model.stanza.Message packet = null;
1618        final boolean addToConversation = !message.edited();
1619        boolean saveInDb = addToConversation;
1620        message.setStatus(Message.STATUS_WAITING);
1621
1622        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1623            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1624                databaseBackend.updateConversation(conversation);
1625            }
1626        }
1627
1628        final boolean inProgressJoin = isJoinInProgress(conversation);
1629
1630
1631        if (account.isOnlineAndConnected() && !inProgressJoin) {
1632            switch (message.getEncryption()) {
1633                case Message.ENCRYPTION_NONE:
1634                    if (message.needsUploading()) {
1635                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1636                                || conversation.getMode() == Conversation.MODE_MULTI
1637                                || message.fixCounterpart()) {
1638                            this.sendFileMessage(message, delay);
1639                        } else {
1640                            break;
1641                        }
1642                    } else {
1643                        packet = mMessageGenerator.generateChat(message);
1644                    }
1645                    break;
1646                case Message.ENCRYPTION_PGP:
1647                case Message.ENCRYPTION_DECRYPTED:
1648                    if (message.needsUploading()) {
1649                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1650                                || conversation.getMode() == Conversation.MODE_MULTI
1651                                || message.fixCounterpart()) {
1652                            this.sendFileMessage(message, delay);
1653                        } else {
1654                            break;
1655                        }
1656                    } else {
1657                        packet = mMessageGenerator.generatePgpChat(message);
1658                    }
1659                    break;
1660                case Message.ENCRYPTION_AXOLOTL:
1661                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1662                    if (message.needsUploading()) {
1663                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1664                                || conversation.getMode() == Conversation.MODE_MULTI
1665                                || message.fixCounterpart()) {
1666                            this.sendFileMessage(message, delay);
1667                        } else {
1668                            break;
1669                        }
1670                    } else {
1671                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1672                        if (axolotlMessage == null) {
1673                            account.getAxolotlService().preparePayloadMessage(message, delay);
1674                        } else {
1675                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1676                        }
1677                    }
1678                    break;
1679
1680            }
1681            if (packet != null) {
1682                if (account.getXmppConnection().getFeatures().sm()
1683                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1684                    message.setStatus(Message.STATUS_UNSEND);
1685                } else {
1686                    message.setStatus(Message.STATUS_SEND);
1687                }
1688            }
1689        } else {
1690            switch (message.getEncryption()) {
1691                case Message.ENCRYPTION_DECRYPTED:
1692                    if (!message.needsUploading()) {
1693                        String pgpBody = message.getEncryptedBody();
1694                        String decryptedBody = message.getBody();
1695                        message.setBody(pgpBody); //TODO might throw NPE
1696                        message.setEncryption(Message.ENCRYPTION_PGP);
1697                        if (message.edited()) {
1698                            message.setBody(decryptedBody);
1699                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1700                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1701                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1702                            }
1703                            updateConversationUi();
1704                            return;
1705                        } else {
1706                            databaseBackend.createMessage(message);
1707                            saveInDb = false;
1708                            message.setBody(decryptedBody);
1709                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1710                        }
1711                    }
1712                    break;
1713                case Message.ENCRYPTION_AXOLOTL:
1714                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1715                    break;
1716            }
1717        }
1718
1719
1720        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1721        if (mucMessage) {
1722            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1723        }
1724
1725        if (resend) {
1726            if (packet != null && addToConversation) {
1727                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1728                    markMessage(message, Message.STATUS_UNSEND);
1729                } else {
1730                    markMessage(message, Message.STATUS_SEND);
1731                }
1732            }
1733        } else {
1734            if (addToConversation) {
1735                conversation.add(message);
1736            }
1737            if (saveInDb) {
1738                databaseBackend.createMessage(message);
1739            } else if (message.edited()) {
1740                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1741                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1742                }
1743            }
1744            updateConversationUi();
1745        }
1746        if (packet != null) {
1747            if (delay) {
1748                mMessageGenerator.addDelay(packet, message.getTimeSent());
1749            }
1750            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1751                if (this.sendChatStates()) {
1752                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1753                }
1754            }
1755            sendMessagePacket(account, packet);
1756        }
1757    }
1758
1759    private boolean isJoinInProgress(final Conversation conversation) {
1760        final Account account = conversation.getAccount();
1761        synchronized (account.inProgressConferenceJoins) {
1762            if (conversation.getMode() == Conversational.MODE_MULTI) {
1763                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1764                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1765                final boolean inProgressJoin = inProgress || pending;
1766                if (inProgressJoin) {
1767                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1768                }
1769                return inProgressJoin;
1770            } else {
1771                return false;
1772            }
1773        }
1774    }
1775
1776    private void sendUnsentMessages(final Conversation conversation) {
1777        conversation.findWaitingMessages(message -> resendMessage(message, true));
1778    }
1779
1780    public void resendMessage(final Message message, final boolean delay) {
1781        sendMessage(message, true, delay);
1782    }
1783
1784    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1785        final XmppConnection connection = account.getXmppConnection();
1786        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1787        if (jid == null) {
1788            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1789            return;
1790        }
1791        final Iq request = new Iq(Iq.Type.SET);
1792        request.setTo(jid);
1793        final Element command = request.addChild("command", Namespace.COMMANDS);
1794        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1795        command.setAttribute("action", "execute");
1796        sendIqPacket(account, request, (response) -> {
1797            if (response.getType() == Iq.Type.RESULT) {
1798                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1799                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1800                if (x != null) {
1801                    final Data data = Data.parse(x);
1802                    final String uri = data.getValue("uri");
1803                    final String landingUrl = data.getValue("landing-url");
1804                    if (uri != null) {
1805                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1806                        callback.inviteRequested(invite);
1807                        return;
1808                    }
1809                }
1810                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1811                Log.d(Config.LOGTAG, response.toString());
1812            } else if (response.getType() == Iq.Type.ERROR) {
1813                callback.inviteRequestFailed(IqParser.errorMessage(response));
1814            } else {
1815                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1816            }
1817        });
1818
1819    }
1820
1821    public void fetchBookmarks(final Account account) {
1822        final Iq iqPacket = new Iq(Iq.Type.GET);
1823        final Element query = iqPacket.query("jabber:iq:private");
1824        query.addChild("storage", Namespace.BOOKMARKS);
1825        final Consumer<Iq> callback = (response) -> {
1826            if (response.getType() == Iq.Type.RESULT) {
1827                final Element query1 = response.query();
1828                final Element storage = query1.findChild("storage", "storage:bookmarks");
1829                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1830                processBookmarksInitial(account, bookmarks, false);
1831            } else {
1832                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not fetch bookmarks");
1833            }
1834        };
1835        sendIqPacket(account, iqPacket, callback);
1836    }
1837
1838    public void fetchBookmarks2(final Account account) {
1839        final Iq retrieve = mIqGenerator.retrieveBookmarks();
1840        sendIqPacket(account, retrieve, (response) -> {
1841            if (response.getType() == Iq.Type.RESULT) {
1842                final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1843                final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubSub(pubsub, account);
1844                processBookmarksInitial(account, bookmarks, true);
1845            }
1846        });
1847    }
1848
1849    public void fetchMessageDisplayedSynchronization(final Account account) {
1850        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
1851        final var retrieve = mIqGenerator.retrieveMds();
1852        sendIqPacket(
1853                account,
1854                retrieve,
1855                (response) -> {
1856                    if (response.getType() != Iq.Type.RESULT) {
1857                        return;
1858                    }
1859                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
1860                    final Element items = pubSub == null ? null : pubSub.findChild("items");
1861                    if (items == null
1862                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
1863                        return;
1864                    }
1865                    for (final Element child : items.getChildren()) {
1866                        if ("item".equals(child.getName())) {
1867                            processMdsItem(account, child);
1868                        }
1869                    }
1870                });
1871    }
1872
1873    public void processMdsItem(final Account account, final Element item) {
1874        final Jid jid =
1875                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
1876        if (jid == null) {
1877            return;
1878        }
1879        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
1880        final Element stanzaId =
1881                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
1882        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
1883        final Conversation conversation = find(account, jid);
1884        if (id != null && conversation != null) {
1885            conversation.setDisplayState(id);
1886            markReadUpToStanzaId(conversation, id);
1887        }
1888    }
1889
1890    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
1891        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
1892        if (message == null) { // do we want to check if isRead?
1893            return;
1894        }
1895        markReadUpTo(conversation, message);
1896    }
1897
1898    public void markReadUpTo(final Conversation conversation, final Message message) {
1899        final boolean isDismissNotification = isDismissNotification(message);
1900        final var uuid = message.getUuid();
1901        Log.d(
1902                Config.LOGTAG,
1903                conversation.getAccount().getJid().asBareJid()
1904                        + ": mark "
1905                        + conversation.getJid().asBareJid()
1906                        + " as read up to "
1907                        + uuid);
1908        markRead(conversation, uuid, isDismissNotification);
1909    }
1910
1911    private static boolean isDismissNotification(final Message message) {
1912        Message next = message.next();
1913        while (next != null) {
1914            if (message.getStatus() == Message.STATUS_RECEIVED) {
1915                return false;
1916            }
1917            next = next.next();
1918        }
1919        return true;
1920    }
1921
1922    public void processBookmarksInitial(final Account account, final Map<Jid, Bookmark> bookmarks, final boolean pep) {
1923        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1924        for (final Bookmark bookmark : bookmarks.values()) {
1925            previousBookmarks.remove(bookmark.getJid().asBareJid());
1926            processModifiedBookmark(bookmark, pep);
1927        }
1928        if (pep) {
1929            processDeletedBookmarks(account, previousBookmarks);
1930        }
1931        account.setBookmarks(bookmarks);
1932    }
1933
1934    public void processDeletedBookmarks(final Account account, final Collection<Jid> bookmarks) {
1935        Log.d(
1936                Config.LOGTAG,
1937                account.getJid().asBareJid()
1938                        + ": "
1939                        + bookmarks.size()
1940                        + " bookmarks have been removed");
1941        for (final Jid bookmark : bookmarks) {
1942            processDeletedBookmark(account, bookmark);
1943        }
1944    }
1945
1946    public void processDeletedBookmark(final Account account, final Jid jid) {
1947        final Conversation conversation = find(account, jid);
1948        if (conversation == null) {
1949            return;
1950        }
1951        Log.d(
1952                Config.LOGTAG,
1953                account.getJid().asBareJid() + ": archiving MUC " + jid + " after PEP update");
1954        archiveConversation(conversation, false);
1955    }
1956
1957    private void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
1958        final Account account = bookmark.getAccount();
1959        Conversation conversation = find(bookmark);
1960        if (conversation != null) {
1961            if (conversation.getMode() != Conversation.MODE_MULTI) {
1962                return;
1963            }
1964            bookmark.setConversation(conversation);
1965            if (pep && !bookmark.autojoin()) {
1966                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1967                archiveConversation(conversation, false);
1968            } else {
1969                final MucOptions mucOptions = conversation.getMucOptions();
1970                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1971                    final String current = mucOptions.getActualNick();
1972                    final String proposed = mucOptions.getProposedNickPure();
1973                    if (current != null && !current.equals(proposed)) {
1974                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1975                        joinMuc(conversation);
1976                    }
1977                } else {
1978                    checkMucRequiresRename(conversation);
1979                }
1980            }
1981        } else if (bookmark.autojoin()) {
1982            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1983            bookmark.setConversation(conversation);
1984        }
1985    }
1986
1987    public void processModifiedBookmark(final Bookmark bookmark) {
1988        processModifiedBookmark(bookmark, true);
1989    }
1990
1991    public void createBookmark(final Account account, final Bookmark bookmark) {
1992        account.putBookmark(bookmark);
1993        final XmppConnection connection = account.getXmppConnection();
1994        if (connection == null) {
1995            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1996        } else if (connection.getFeatures().bookmarks2()) {
1997            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
1998            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1999            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
2000        } else if (connection.getFeatures().bookmarksConversion()) {
2001            pushBookmarksPep(account);
2002        } else {
2003            pushBookmarksPrivateXml(account);
2004        }
2005    }
2006
2007    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2008        account.removeBookmark(bookmark);
2009        final XmppConnection connection = account.getXmppConnection();
2010        if (connection.getFeatures().bookmarks2()) {
2011            final Iq request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2012            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2013            sendIqPacket(account, request, (response) -> {
2014                if (response.getType() == Iq.Type.ERROR) {
2015                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2016                }
2017            });
2018        } else if (connection.getFeatures().bookmarksConversion()) {
2019            pushBookmarksPep(account);
2020        } else {
2021            pushBookmarksPrivateXml(account);
2022        }
2023    }
2024
2025    private void pushBookmarksPrivateXml(Account account) {
2026        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2027        final Iq iqPacket = new Iq(Iq.Type.SET);
2028        Element query = iqPacket.query("jabber:iq:private");
2029        Element storage = query.addChild("storage", "storage:bookmarks");
2030        for (final Bookmark bookmark : account.getBookmarks()) {
2031            storage.addChild(bookmark);
2032        }
2033        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2034    }
2035
2036    private void pushBookmarksPep(Account account) {
2037        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2038        final Element storage = new Element("storage", "storage:bookmarks");
2039        for (final Bookmark bookmark : account.getBookmarks()) {
2040            storage.addChild(bookmark);
2041        }
2042        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2043
2044    }
2045
2046    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2047        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2048
2049    }
2050
2051    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2052        final Iq packet = mIqGenerator.publishElement(node, element, id, options);
2053        sendIqPacket(account, packet, (response) -> {
2054            if (response.getType() == Iq.Type.RESULT) {
2055                return;
2056            }
2057            if (retry && PublishOptions.preconditionNotMet(response)) {
2058                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2059                    @Override
2060                    public void onPushSucceeded() {
2061                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2062                    }
2063
2064                    @Override
2065                    public void onPushFailed() {
2066                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2067                    }
2068                });
2069            } else {
2070                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing "+node+" (retry=" + retry + ") " + response);
2071            }
2072        });
2073    }
2074
2075    private void restoreFromDatabase() {
2076        synchronized (this.conversations) {
2077            final Map<String, Account> accountLookupTable = new Hashtable<>();
2078            for (Account account : this.accounts) {
2079                accountLookupTable.put(account.getUuid(), account);
2080            }
2081            Log.d(Config.LOGTAG, "restoring conversations...");
2082            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2083            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2084            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2085                Conversation conversation = iterator.next();
2086                Account account = accountLookupTable.get(conversation.getAccountUuid());
2087                if (account != null) {
2088                    conversation.setAccount(account);
2089                } else {
2090                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2091                    iterator.remove();
2092                }
2093            }
2094            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2095            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2096            Runnable runnable = () -> {
2097                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2098                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2099                }
2100                final long deletionDate = getAutomaticMessageDeletionDate();
2101                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2102                if (deletionDate > 0) {
2103                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2104                    databaseBackend.expireOldMessages(deletionDate);
2105                }
2106                Log.d(Config.LOGTAG, "restoring roster...");
2107                for (final Account account : accounts) {
2108                    databaseBackend.readRoster(account.getRoster());
2109                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2110                }
2111                getBitmapCache().evictAll();
2112                loadPhoneContacts();
2113                Log.d(Config.LOGTAG, "restoring messages...");
2114                final long startMessageRestore = SystemClock.elapsedRealtime();
2115                final Conversation quickLoad = QuickLoader.get(this.conversations);
2116                if (quickLoad != null) {
2117                    restoreMessages(quickLoad);
2118                    updateConversationUi();
2119                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2120                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2121                }
2122                for (Conversation conversation : this.conversations) {
2123                    if (quickLoad != conversation) {
2124                        restoreMessages(conversation);
2125                    }
2126                }
2127                mNotificationService.finishBacklog();
2128                restoredFromDatabaseLatch.countDown();
2129                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2130                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2131                updateConversationUi();
2132            };
2133            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2134        }
2135    }
2136
2137    private void restoreMessages(Conversation conversation) {
2138        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2139        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2140        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2141    }
2142
2143    public void loadPhoneContacts() {
2144        mContactMergerExecutor.execute(() -> {
2145            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2146            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2147            for (final Account account : accounts) {
2148                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2149                for (final JabberIdContact jidContact : contacts.values()) {
2150                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2151                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2152                    if (needsCacheClean) {
2153                        getAvatarService().clear(contact);
2154                    }
2155                    withSystemAccounts.remove(contact);
2156                }
2157                for (final Contact contact : withSystemAccounts) {
2158                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2159                    if (needsCacheClean) {
2160                        getAvatarService().clear(contact);
2161                    }
2162                }
2163            }
2164            Log.d(Config.LOGTAG, "finished merging phone contacts");
2165            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2166            updateRosterUi();
2167            mQuickConversationsService.considerSync();
2168        });
2169    }
2170
2171
2172    public void syncRoster(final Account account) {
2173        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2174    }
2175
2176    public List<Conversation> getConversations() {
2177        return this.conversations;
2178    }
2179
2180    private void markFileDeleted(final File file) {
2181        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2182            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2183                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2184                return;
2185            }
2186        }
2187        final boolean isInternalFile = fileBackend.isInternalFile(file);
2188        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2189        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2190        markUuidsAsDeletedFiles(uuids);
2191    }
2192
2193    private void markUuidsAsDeletedFiles(List<String> uuids) {
2194        boolean deleted = false;
2195        for (Conversation conversation : getConversations()) {
2196            deleted |= conversation.markAsDeleted(uuids);
2197        }
2198        for (final String uuid : uuids) {
2199            evictPreview(uuid);
2200        }
2201        if (deleted) {
2202            updateConversationUi();
2203        }
2204    }
2205
2206    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2207        boolean changed = false;
2208        for (Conversation conversation : getConversations()) {
2209            changed |= conversation.markAsChanged(infos);
2210        }
2211        if (changed) {
2212            updateConversationUi();
2213        }
2214    }
2215
2216    public void populateWithOrderedConversations(final List<Conversation> list) {
2217        populateWithOrderedConversations(list, true, true);
2218    }
2219
2220    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2221        populateWithOrderedConversations(list, includeNoFileUpload, true);
2222    }
2223
2224    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2225        final List<String> orderedUuids;
2226        if (sort) {
2227            orderedUuids = null;
2228        } else {
2229            orderedUuids = new ArrayList<>();
2230            for (Conversation conversation : list) {
2231                orderedUuids.add(conversation.getUuid());
2232            }
2233        }
2234        list.clear();
2235        if (includeNoFileUpload) {
2236            list.addAll(getConversations());
2237        } else {
2238            for (Conversation conversation : getConversations()) {
2239                if (conversation.getMode() == Conversation.MODE_SINGLE
2240                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2241                    list.add(conversation);
2242                }
2243            }
2244        }
2245        try {
2246            if (orderedUuids != null) {
2247                Collections.sort(list, (a, b) -> {
2248                    final int indexA = orderedUuids.indexOf(a.getUuid());
2249                    final int indexB = orderedUuids.indexOf(b.getUuid());
2250                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2251                        return a.compareTo(b);
2252                    }
2253                    return indexA - indexB;
2254                });
2255            } else {
2256                Collections.sort(list);
2257            }
2258        } catch (IllegalArgumentException e) {
2259            //ignore
2260        }
2261    }
2262
2263    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2264        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2265            return;
2266        } else if (timestamp == 0) {
2267            return;
2268        }
2269        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2270        final Runnable runnable = () -> {
2271            final Account account = conversation.getAccount();
2272            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2273            if (messages.size() > 0) {
2274                conversation.addAll(0, messages);
2275                callback.onMoreMessagesLoaded(messages.size(), conversation);
2276            } else if (conversation.hasMessagesLeftOnServer()
2277                    && account.isOnlineAndConnected()
2278                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2279                final boolean mamAvailable;
2280                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2281                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2282                } else {
2283                    mamAvailable = conversation.getMucOptions().mamSupport();
2284                }
2285                if (mamAvailable) {
2286                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2287                    if (query != null) {
2288                        query.setCallback(callback);
2289                        callback.informUser(R.string.fetching_history_from_server);
2290                    } else {
2291                        callback.informUser(R.string.not_fetching_history_retention_period);
2292                    }
2293
2294                }
2295            }
2296        };
2297        mDatabaseReaderExecutor.execute(runnable);
2298    }
2299
2300    public List<Account> getAccounts() {
2301        return this.accounts;
2302    }
2303
2304
2305    /**
2306     * This will find all conferences with the contact as member and also the conference that is the contact (that 'fake' contact is used to store the avatar)
2307     */
2308    public List<Conversation> findAllConferencesWith(Contact contact) {
2309        final ArrayList<Conversation> results = new ArrayList<>();
2310        for (final Conversation c : conversations) {
2311            if (c.getMode() != Conversation.MODE_MULTI) {
2312                continue;
2313            }
2314            final MucOptions mucOptions = c.getMucOptions();
2315            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2316                results.add(c);
2317            }
2318        }
2319        return results;
2320    }
2321
2322    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2323        for (final Conversation conversation : haystack) {
2324            if (conversation.getContact() == contact) {
2325                return conversation;
2326            }
2327        }
2328        return null;
2329    }
2330
2331    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2332        if (jid == null) {
2333            return null;
2334        }
2335        for (final Conversation conversation : haystack) {
2336            if ((account == null || conversation.getAccount() == account)
2337                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2338                return conversation;
2339            }
2340        }
2341        return null;
2342    }
2343
2344    public boolean isConversationsListEmpty(final Conversation ignore) {
2345        synchronized (this.conversations) {
2346            final int size = this.conversations.size();
2347            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2348        }
2349    }
2350
2351    public boolean isConversationStillOpen(final Conversation conversation) {
2352        synchronized (this.conversations) {
2353            for (Conversation current : this.conversations) {
2354                if (current == conversation) {
2355                    return true;
2356                }
2357            }
2358        }
2359        return false;
2360    }
2361
2362    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2363        return this.findOrCreateConversation(account, jid, muc, false, async);
2364    }
2365
2366    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2367        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2368    }
2369
2370    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2371        synchronized (this.conversations) {
2372            Conversation conversation = find(account, jid);
2373            if (conversation != null) {
2374                return conversation;
2375            }
2376            conversation = databaseBackend.findConversation(account, jid);
2377            final boolean loadMessagesFromDb;
2378            if (conversation != null) {
2379                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2380                conversation.setAccount(account);
2381                if (muc) {
2382                    conversation.setMode(Conversation.MODE_MULTI);
2383                    conversation.setContactJid(jid);
2384                } else {
2385                    conversation.setMode(Conversation.MODE_SINGLE);
2386                    conversation.setContactJid(jid.asBareJid());
2387                }
2388                databaseBackend.updateConversation(conversation);
2389                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2390            } else {
2391                String conversationName;
2392                Contact contact = account.getRoster().getContact(jid);
2393                if (contact != null) {
2394                    conversationName = contact.getDisplayName();
2395                } else {
2396                    conversationName = jid.getLocal();
2397                }
2398                if (muc) {
2399                    conversation = new Conversation(conversationName, account, jid,
2400                            Conversation.MODE_MULTI);
2401                } else {
2402                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2403                            Conversation.MODE_SINGLE);
2404                }
2405                this.databaseBackend.createConversation(conversation);
2406                loadMessagesFromDb = false;
2407            }
2408            final Conversation c = conversation;
2409            final Runnable runnable = () -> {
2410                if (loadMessagesFromDb) {
2411                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2412                    updateConversationUi();
2413                    c.messagesLoaded.set(true);
2414                }
2415                if (account.getXmppConnection() != null
2416                        && !c.getContact().isBlocked()
2417                        && account.getXmppConnection().getFeatures().mam()
2418                        && !muc) {
2419                    if (query == null) {
2420                        mMessageArchiveService.query(c);
2421                    } else {
2422                        if (query.getConversation() == null) {
2423                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2424                        }
2425                    }
2426                }
2427                if (joinAfterCreate) {
2428                    joinMuc(c);
2429                }
2430            };
2431            if (async) {
2432                mDatabaseReaderExecutor.execute(runnable);
2433            } else {
2434                runnable.run();
2435            }
2436            this.conversations.add(conversation);
2437            updateConversationUi();
2438            return conversation;
2439        }
2440    }
2441
2442    public void archiveConversation(Conversation conversation) {
2443        archiveConversation(conversation, true);
2444    }
2445
2446    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2447        getNotificationService().clear(conversation);
2448        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2449        conversation.setNextMessage(null);
2450        synchronized (this.conversations) {
2451            getMessageArchiveService().kill(conversation);
2452            if (conversation.getMode() == Conversation.MODE_MULTI) {
2453                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2454                    final Bookmark bookmark = conversation.getBookmark();
2455                    if (maySynchronizeWithBookmarks && bookmark != null) {
2456                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2457                            Account account = bookmark.getAccount();
2458                            bookmark.setConversation(null);
2459                            deleteBookmark(account, bookmark);
2460                        } else if (bookmark.autojoin()) {
2461                            bookmark.setAutojoin(false);
2462                            createBookmark(bookmark.getAccount(), bookmark);
2463                        }
2464                    }
2465                }
2466                leaveMuc(conversation);
2467            } else {
2468                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2469                    stopPresenceUpdatesTo(conversation.getContact());
2470                }
2471            }
2472            updateConversation(conversation);
2473            this.conversations.remove(conversation);
2474            updateConversationUi();
2475        }
2476    }
2477
2478    public void stopPresenceUpdatesTo(Contact contact) {
2479        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2480        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2481        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2482    }
2483
2484    public void createAccount(final Account account) {
2485        account.initAccountServices(this);
2486        databaseBackend.createAccount(account);
2487        if (CallIntegration.hasSystemFeature(this)) {
2488            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2489        }
2490        this.accounts.add(account);
2491        this.reconnectAccountInBackground(account);
2492        updateAccountUi();
2493        syncEnabledAccountSetting();
2494        toggleForegroundService();
2495    }
2496
2497    private void syncEnabledAccountSetting() {
2498        final boolean hasEnabledAccounts = hasEnabledAccounts();
2499        getPreferences().edit().putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2500        toggleSetProfilePictureActivity(hasEnabledAccounts);
2501    }
2502
2503    private void toggleSetProfilePictureActivity(final boolean enabled) {
2504        try {
2505            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2506            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2507            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2508        } catch (IllegalStateException e) {
2509            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2510        }
2511    }
2512
2513    public boolean reconfigurePushDistributor() {
2514        return this.unifiedPushBroker.reconfigurePushDistributor();
2515    }
2516
2517    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2518        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2519    }
2520
2521    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2522        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2523    }
2524
2525    public UnifiedPushBroker getUnifiedPushBroker() {
2526        return this.unifiedPushBroker;
2527    }
2528
2529    private void provisionAccount(final String address, final String password) {
2530        final Jid jid = Jid.ofEscaped(address);
2531        final Account account = new Account(jid, password);
2532        account.setOption(Account.OPTION_DISABLED, true);
2533        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2534        createAccount(account);
2535    }
2536
2537    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2538        new Thread(() -> {
2539            try {
2540                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2541                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2542                if (cert == null) {
2543                    callback.informUser(R.string.unable_to_parse_certificate);
2544                    return;
2545                }
2546                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2547                if (info == null) {
2548                    callback.informUser(R.string.certificate_does_not_contain_jid);
2549                    return;
2550                }
2551                if (findAccountByJid(info.first) == null) {
2552                    final Account account = new Account(info.first, "");
2553                    account.setPrivateKeyAlias(alias);
2554                    account.setOption(Account.OPTION_DISABLED, true);
2555                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2556                    account.setDisplayName(info.second);
2557                    createAccount(account);
2558                    callback.onAccountCreated(account);
2559                    if (Config.X509_VERIFICATION) {
2560                        try {
2561                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2562                        } catch (CertificateException e) {
2563                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2564                        }
2565                    }
2566                } else {
2567                    callback.informUser(R.string.account_already_exists);
2568                }
2569            } catch (Exception e) {
2570                callback.informUser(R.string.unable_to_parse_certificate);
2571            }
2572        }).start();
2573
2574    }
2575
2576    public void updateKeyInAccount(final Account account, final String alias) {
2577        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2578        try {
2579            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2580            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2581            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2582            if (info == null) {
2583                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2584                return;
2585            }
2586            if (account.getJid().asBareJid().equals(info.first)) {
2587                account.setPrivateKeyAlias(alias);
2588                account.setDisplayName(info.second);
2589                databaseBackend.updateAccount(account);
2590                if (Config.X509_VERIFICATION) {
2591                    try {
2592                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2593                    } catch (CertificateException e) {
2594                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2595                    }
2596                    account.getAxolotlService().regenerateKeys(true);
2597                }
2598            } else {
2599                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2600            }
2601        } catch (Exception e) {
2602            e.printStackTrace();
2603        }
2604    }
2605
2606    public boolean updateAccount(final Account account) {
2607        if (databaseBackend.updateAccount(account)) {
2608            account.setShowErrorNotification(true);
2609            this.statusListener.onStatusChanged(account);
2610            databaseBackend.updateAccount(account);
2611            reconnectAccountInBackground(account);
2612            updateAccountUi();
2613            getNotificationService().updateErrorNotification();
2614            toggleForegroundService();
2615            syncEnabledAccountSetting();
2616            mChannelDiscoveryService.cleanCache();
2617            if (CallIntegration.hasSystemFeature(this)) {
2618                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2619            }
2620            return true;
2621        } else {
2622            return false;
2623        }
2624    }
2625
2626    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2627        final Iq iq = getIqGenerator().generateSetPassword(account, newPassword);
2628        sendIqPacket(account, iq, (packet) -> {
2629            if (packet.getType() == Iq.Type.RESULT) {
2630                account.setPassword(newPassword);
2631                account.setOption(Account.OPTION_MAGIC_CREATE, false);
2632                databaseBackend.updateAccount(account);
2633                callback.onPasswordChangeSucceeded();
2634            } else {
2635                callback.onPasswordChangeFailed();
2636            }
2637        });
2638    }
2639
2640    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2641        final Iq iqPacket = new Iq(Iq.Type.SET);
2642        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
2643        query.addChild("remove");
2644        sendIqPacket(account, iqPacket, (response) -> {
2645            if (response.getType() == Iq.Type.RESULT) {
2646                deleteAccount(account);
2647                callback.accept(true);
2648            } else {
2649                callback.accept(false);
2650            }
2651        });
2652    }
2653
2654    public void deleteAccount(final Account account) {
2655        final boolean connected = account.getStatus() == Account.State.ONLINE;
2656        synchronized (this.conversations) {
2657            if (connected) {
2658                account.getAxolotlService().deleteOmemoIdentity();
2659            }
2660            for (final Conversation conversation : conversations) {
2661                if (conversation.getAccount() == account) {
2662                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2663                        if (connected) {
2664                            leaveMuc(conversation);
2665                        }
2666                    }
2667                    conversations.remove(conversation);
2668                    mNotificationService.clear(conversation);
2669                }
2670            }
2671            if (account.getXmppConnection() != null) {
2672                new Thread(() -> disconnect(account, !connected)).start();
2673            }
2674            final Runnable runnable = () -> {
2675                if (!databaseBackend.deleteAccount(account)) {
2676                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2677                }
2678            };
2679            mDatabaseWriterExecutor.execute(runnable);
2680            this.accounts.remove(account);
2681            if (CallIntegration.hasSystemFeature(this)) {
2682                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
2683            }
2684            this.mRosterSyncTaskManager.clear(account);
2685            updateAccountUi();
2686            mNotificationService.updateErrorNotification();
2687            syncEnabledAccountSetting();
2688            toggleForegroundService();
2689        }
2690    }
2691
2692    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2693        final boolean remainingListeners;
2694        synchronized (LISTENER_LOCK) {
2695            remainingListeners = checkListeners();
2696            if (!this.mOnConversationUpdates.add(listener)) {
2697                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2698            }
2699            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2700        }
2701        if (remainingListeners) {
2702            switchToForeground();
2703        }
2704    }
2705
2706    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2707        final boolean remainingListeners;
2708        synchronized (LISTENER_LOCK) {
2709            this.mOnConversationUpdates.remove(listener);
2710            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2711            remainingListeners = checkListeners();
2712        }
2713        if (remainingListeners) {
2714            switchToBackground();
2715        }
2716    }
2717
2718    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2719        final boolean remainingListeners;
2720        synchronized (LISTENER_LOCK) {
2721            remainingListeners = checkListeners();
2722            if (!this.mOnShowErrorToasts.add(listener)) {
2723                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2724            }
2725        }
2726        if (remainingListeners) {
2727            switchToForeground();
2728        }
2729    }
2730
2731    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2732        final boolean remainingListeners;
2733        synchronized (LISTENER_LOCK) {
2734            this.mOnShowErrorToasts.remove(onShowErrorToast);
2735            remainingListeners = checkListeners();
2736        }
2737        if (remainingListeners) {
2738            switchToBackground();
2739        }
2740    }
2741
2742    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2743        final boolean remainingListeners;
2744        synchronized (LISTENER_LOCK) {
2745            remainingListeners = checkListeners();
2746            if (!this.mOnAccountUpdates.add(listener)) {
2747                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2748            }
2749        }
2750        if (remainingListeners) {
2751            switchToForeground();
2752        }
2753    }
2754
2755    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2756        final boolean remainingListeners;
2757        synchronized (LISTENER_LOCK) {
2758            this.mOnAccountUpdates.remove(listener);
2759            remainingListeners = checkListeners();
2760        }
2761        if (remainingListeners) {
2762            switchToBackground();
2763        }
2764    }
2765
2766    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2767        final boolean remainingListeners;
2768        synchronized (LISTENER_LOCK) {
2769            remainingListeners = checkListeners();
2770            if (!this.mOnCaptchaRequested.add(listener)) {
2771                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2772            }
2773        }
2774        if (remainingListeners) {
2775            switchToForeground();
2776        }
2777    }
2778
2779    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2780        final boolean remainingListeners;
2781        synchronized (LISTENER_LOCK) {
2782            this.mOnCaptchaRequested.remove(listener);
2783            remainingListeners = checkListeners();
2784        }
2785        if (remainingListeners) {
2786            switchToBackground();
2787        }
2788    }
2789
2790    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2791        final boolean remainingListeners;
2792        synchronized (LISTENER_LOCK) {
2793            remainingListeners = checkListeners();
2794            if (!this.mOnRosterUpdates.add(listener)) {
2795                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2796            }
2797        }
2798        if (remainingListeners) {
2799            switchToForeground();
2800        }
2801    }
2802
2803    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2804        final boolean remainingListeners;
2805        synchronized (LISTENER_LOCK) {
2806            this.mOnRosterUpdates.remove(listener);
2807            remainingListeners = checkListeners();
2808        }
2809        if (remainingListeners) {
2810            switchToBackground();
2811        }
2812    }
2813
2814    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2815        final boolean remainingListeners;
2816        synchronized (LISTENER_LOCK) {
2817            remainingListeners = checkListeners();
2818            if (!this.mOnUpdateBlocklist.add(listener)) {
2819                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2820            }
2821        }
2822        if (remainingListeners) {
2823            switchToForeground();
2824        }
2825    }
2826
2827    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2828        final boolean remainingListeners;
2829        synchronized (LISTENER_LOCK) {
2830            this.mOnUpdateBlocklist.remove(listener);
2831            remainingListeners = checkListeners();
2832        }
2833        if (remainingListeners) {
2834            switchToBackground();
2835        }
2836    }
2837
2838    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2839        final boolean remainingListeners;
2840        synchronized (LISTENER_LOCK) {
2841            remainingListeners = checkListeners();
2842            if (!this.mOnKeyStatusUpdated.add(listener)) {
2843                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2844            }
2845        }
2846        if (remainingListeners) {
2847            switchToForeground();
2848        }
2849    }
2850
2851    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2852        final boolean remainingListeners;
2853        synchronized (LISTENER_LOCK) {
2854            this.mOnKeyStatusUpdated.remove(listener);
2855            remainingListeners = checkListeners();
2856        }
2857        if (remainingListeners) {
2858            switchToBackground();
2859        }
2860    }
2861
2862    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2863        final boolean remainingListeners;
2864        synchronized (LISTENER_LOCK) {
2865            remainingListeners = checkListeners();
2866            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2867                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2868            }
2869        }
2870        if (remainingListeners) {
2871            switchToForeground();
2872        }
2873    }
2874
2875    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2876        final boolean remainingListeners;
2877        synchronized (LISTENER_LOCK) {
2878            this.onJingleRtpConnectionUpdate.remove(listener);
2879            remainingListeners = checkListeners();
2880        }
2881        if (remainingListeners) {
2882            switchToBackground();
2883        }
2884    }
2885
2886    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2887        final boolean remainingListeners;
2888        synchronized (LISTENER_LOCK) {
2889            remainingListeners = checkListeners();
2890            if (!this.mOnMucRosterUpdate.add(listener)) {
2891                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2892            }
2893        }
2894        if (remainingListeners) {
2895            switchToForeground();
2896        }
2897    }
2898
2899    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2900        final boolean remainingListeners;
2901        synchronized (LISTENER_LOCK) {
2902            this.mOnMucRosterUpdate.remove(listener);
2903            remainingListeners = checkListeners();
2904        }
2905        if (remainingListeners) {
2906            switchToBackground();
2907        }
2908    }
2909
2910    public boolean checkListeners() {
2911        return (this.mOnAccountUpdates.size() == 0
2912                && this.mOnConversationUpdates.size() == 0
2913                && this.mOnRosterUpdates.size() == 0
2914                && this.mOnCaptchaRequested.size() == 0
2915                && this.mOnMucRosterUpdate.size() == 0
2916                && this.mOnUpdateBlocklist.size() == 0
2917                && this.mOnShowErrorToasts.size() == 0
2918                && this.onJingleRtpConnectionUpdate.size() == 0
2919                && this.mOnKeyStatusUpdated.size() == 0);
2920    }
2921
2922    private void switchToForeground() {
2923        toggleSoftDisabled(false);
2924        final boolean broadcastLastActivity = broadcastLastActivity();
2925        for (Conversation conversation : getConversations()) {
2926            if (conversation.getMode() == Conversation.MODE_MULTI) {
2927                conversation.getMucOptions().resetChatState();
2928            } else {
2929                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2930            }
2931        }
2932        for (Account account : getAccounts()) {
2933            if (account.getStatus() == Account.State.ONLINE) {
2934                account.deactivateGracePeriod();
2935                final XmppConnection connection = account.getXmppConnection();
2936                if (connection != null) {
2937                    if (connection.getFeatures().csi()) {
2938                        connection.sendActive();
2939                    }
2940                    if (broadcastLastActivity) {
2941                        sendPresence(account, false); //send new presence but don't include idle because we are not
2942                    }
2943                }
2944            }
2945        }
2946        Log.d(Config.LOGTAG, "app switched into foreground");
2947    }
2948
2949    private void switchToBackground() {
2950        final boolean broadcastLastActivity = broadcastLastActivity();
2951        if (broadcastLastActivity) {
2952            mLastActivity = System.currentTimeMillis();
2953            final SharedPreferences.Editor editor = getPreferences().edit();
2954            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2955            editor.apply();
2956        }
2957        for (Account account : getAccounts()) {
2958            if (account.getStatus() == Account.State.ONLINE) {
2959                XmppConnection connection = account.getXmppConnection();
2960                if (connection != null) {
2961                    if (broadcastLastActivity) {
2962                        sendPresence(account, true);
2963                    }
2964                    if (connection.getFeatures().csi()) {
2965                        connection.sendInactive();
2966                    }
2967                }
2968            }
2969        }
2970        this.mNotificationService.setIsInForeground(false);
2971        Log.d(Config.LOGTAG, "app switched into background");
2972    }
2973
2974    public void connectMultiModeConversations(Account account) {
2975        List<Conversation> conversations = getConversations();
2976        for (Conversation conversation : conversations) {
2977            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2978                joinMuc(conversation);
2979            }
2980        }
2981    }
2982
2983    public void mucSelfPingAndRejoin(final Conversation conversation) {
2984        final Account account = conversation.getAccount();
2985        synchronized (account.inProgressConferenceJoins) {
2986            if (account.inProgressConferenceJoins.contains(conversation)) {
2987                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2988                return;
2989            }
2990        }
2991        synchronized (account.inProgressConferencePings) {
2992            if (!account.inProgressConferencePings.add(conversation)) {
2993                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2994                return;
2995            }
2996        }
2997        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2998        final Iq ping = new Iq(Iq.Type.GET);
2999        ping.setTo(self);
3000        ping.addChild("ping", Namespace.PING);
3001        sendIqPacket(conversation.getAccount(), ping, (response) -> {
3002            if (response.getType() == Iq.Type.ERROR) {
3003                final var error = response.getError();
3004                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
3005                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
3006                } else {
3007                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3008                    joinMuc(conversation);
3009                }
3010            } else if (response.getType() == Iq.Type.RESULT) {
3011                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " came back fine");
3012            }
3013            synchronized (account.inProgressConferencePings) {
3014                account.inProgressConferencePings.remove(conversation);
3015            }
3016        });
3017    }
3018    public void joinMuc(Conversation conversation) {
3019        joinMuc(conversation, null, false);
3020    }
3021
3022    public void joinMuc(Conversation conversation, boolean followedInvite) {
3023        joinMuc(conversation, null, followedInvite);
3024    }
3025
3026    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3027        joinMuc(conversation, onConferenceJoined, false);
3028    }
3029
3030    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3031        final Account account = conversation.getAccount();
3032        synchronized (account.pendingConferenceJoins) {
3033            account.pendingConferenceJoins.remove(conversation);
3034        }
3035        synchronized (account.pendingConferenceLeaves) {
3036            account.pendingConferenceLeaves.remove(conversation);
3037        }
3038        if (account.getStatus() == Account.State.ONLINE) {
3039            synchronized (account.inProgressConferenceJoins) {
3040                account.inProgressConferenceJoins.add(conversation);
3041            }
3042            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3043                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3044            }
3045            conversation.resetMucOptions();
3046            if (onConferenceJoined != null) {
3047                conversation.getMucOptions().flagNoAutoPushConfiguration();
3048            }
3049            conversation.setHasMessagesLeftOnServer(false);
3050            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3051
3052                private void join(Conversation conversation) {
3053                    Account account = conversation.getAccount();
3054                    final MucOptions mucOptions = conversation.getMucOptions();
3055
3056                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3057                        synchronized (account.inProgressConferenceJoins) {
3058                            account.inProgressConferenceJoins.remove(conversation);
3059                        }
3060                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3061                        updateConversationUi();
3062                        if (onConferenceJoined != null) {
3063                            onConferenceJoined.onConferenceJoined(conversation);
3064                        }
3065                        return;
3066                    }
3067
3068                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3069                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3070                    final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
3071                    packet.setTo(joinJid);
3072                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3073                    if (conversation.getMucOptions().getPassword() != null) {
3074                        x.addChild("password").setContent(mucOptions.getPassword());
3075                    }
3076
3077                    if (mucOptions.mamSupport()) {
3078                        // Use MAM instead of the limited muc history to get history
3079                        x.addChild("history").setAttribute("maxchars", "0");
3080                    } else {
3081                        // Fallback to muc history
3082                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3083                    }
3084                    sendPresencePacket(account, packet);
3085                    if (onConferenceJoined != null) {
3086                        onConferenceJoined.onConferenceJoined(conversation);
3087                    }
3088                    if (!joinJid.equals(conversation.getJid())) {
3089                        conversation.setContactJid(joinJid);
3090                        databaseBackend.updateConversation(conversation);
3091                    }
3092
3093                    if (mucOptions.mamSupport()) {
3094                        getMessageArchiveService().catchupMUC(conversation);
3095                    }
3096                    if (mucOptions.isPrivateAndNonAnonymous()) {
3097                        fetchConferenceMembers(conversation);
3098
3099                        if (followedInvite) {
3100                            final Bookmark bookmark = conversation.getBookmark();
3101                            if (bookmark != null) {
3102                                if (!bookmark.autojoin()) {
3103                                    bookmark.setAutojoin(true);
3104                                    createBookmark(account, bookmark);
3105                                }
3106                            } else {
3107                                saveConversationAsBookmark(conversation, null);
3108                            }
3109                        }
3110                    }
3111                    synchronized (account.inProgressConferenceJoins) {
3112                        account.inProgressConferenceJoins.remove(conversation);
3113                        sendUnsentMessages(conversation);
3114                    }
3115                }
3116
3117                @Override
3118                public void onConferenceConfigurationFetched(Conversation conversation) {
3119                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3120                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3121                        return;
3122                    }
3123                    join(conversation);
3124                }
3125
3126                @Override
3127                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3128                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3129                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3130                        return;
3131                    }
3132                    if ("remote-server-not-found".equals(errorCondition)) {
3133                        synchronized (account.inProgressConferenceJoins) {
3134                            account.inProgressConferenceJoins.remove(conversation);
3135                        }
3136                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3137                        updateConversationUi();
3138                    } else {
3139                        join(conversation);
3140                        fetchConferenceConfiguration(conversation);
3141                    }
3142                }
3143            });
3144            updateConversationUi();
3145        } else {
3146            synchronized (account.pendingConferenceJoins) {
3147                account.pendingConferenceJoins.add(conversation);
3148            }
3149            conversation.resetMucOptions();
3150            conversation.setHasMessagesLeftOnServer(false);
3151            updateConversationUi();
3152        }
3153    }
3154
3155    private void fetchConferenceMembers(final Conversation conversation) {
3156        final Account account = conversation.getAccount();
3157        final AxolotlService axolotlService = account.getAxolotlService();
3158        final String[] affiliations = {"member", "admin", "owner"};
3159        final Consumer<Iq> callback = new Consumer<Iq>() {
3160
3161            private int i = 0;
3162            private boolean success = true;
3163
3164            @Override
3165            public void accept(Iq response) {
3166                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3167                Element query = response.query("http://jabber.org/protocol/muc#admin");
3168                if (response.getType() == Iq.Type.RESULT && query != null) {
3169                    for (Element child : query.getChildren()) {
3170                        if ("item".equals(child.getName())) {
3171                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3172                            if (!user.realJidMatchesAccount()) {
3173                                boolean isNew = conversation.getMucOptions().updateUser(user);
3174                                Contact contact = user.getContact();
3175                                if (omemoEnabled
3176                                        && isNew
3177                                        && user.getRealJid() != null
3178                                        && (contact == null || !contact.mutualPresenceSubscription())
3179                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3180                                    axolotlService.fetchDeviceIds(user.getRealJid());
3181                                }
3182                            }
3183                        }
3184                    }
3185                } else {
3186                    success = false;
3187                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3188                }
3189                ++i;
3190                if (i >= affiliations.length) {
3191                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3192                    if (success) {
3193                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3194                        boolean changed = false;
3195                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3196                            Jid jid = iterator.next();
3197                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3198                                iterator.remove();
3199                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3200                                changed = true;
3201                            }
3202                        }
3203                        if (changed) {
3204                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3205                            updateConversation(conversation);
3206                        }
3207                    }
3208                    getAvatarService().clear(conversation);
3209                    updateMucRosterUi();
3210                    updateConversationUi();
3211                }
3212            }
3213        };
3214        for (String affiliation : affiliations) {
3215            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3216        }
3217        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3218    }
3219
3220    public void providePasswordForMuc(final Conversation conversation, final String password) {
3221        if (conversation.getMode() == Conversation.MODE_MULTI) {
3222            conversation.getMucOptions().setPassword(password);
3223            if (conversation.getBookmark() != null) {
3224                final Bookmark bookmark = conversation.getBookmark();
3225                bookmark.setAutojoin(true);
3226                createBookmark(conversation.getAccount(), bookmark);
3227            }
3228            updateConversation(conversation);
3229            joinMuc(conversation);
3230        }
3231    }
3232
3233    public void deleteAvatar(final Account account) {
3234        final AtomicBoolean executed = new AtomicBoolean(false);
3235        final Runnable onDeleted =
3236                () -> {
3237                    if (executed.compareAndSet(false, true)) {
3238                        account.setAvatar(null);
3239                        databaseBackend.updateAccount(account);
3240                        getAvatarService().clear(account);
3241                        updateAccountUi();
3242                    }
3243                };
3244        deleteVcardAvatar(account, onDeleted);
3245        deletePepNode(account, Namespace.AVATAR_DATA);
3246        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3247    }
3248
3249    public void deletePepNode(final Account account, final String node) {
3250        deletePepNode(account, node, null);
3251    }
3252
3253    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3254        final Iq request = mIqGenerator.deleteNode(node);
3255        sendIqPacket(account, request, (packet) -> {
3256            if (packet.getType() == Iq.Type.RESULT) {
3257                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": successfully deleted pep node "+node);
3258                if (runnable != null) {
3259                    runnable.run();
3260                }
3261            } else {
3262                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": failed to delete "+ packet);
3263            }
3264        });
3265    }
3266
3267    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3268        final Iq retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3269        sendIqPacket(account, retrieveVcard, (response) -> {
3270            if (response.getType() != Iq.Type.RESULT) {
3271                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": no vCard set. nothing to do");
3272                return;
3273            }
3274            final Element vcard = response.findChild("vCard", "vcard-temp");
3275            if (vcard == null) {
3276                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": no vCard set. nothing to do");
3277                return;
3278            }
3279            Element photo = vcard.findChild("PHOTO");
3280            if (photo == null) {
3281                photo = vcard.addChild("PHOTO");
3282            }
3283            photo.clearChildren();
3284            final Iq publication = new Iq(Iq.Type.SET);
3285            publication.setTo(account.getJid().asBareJid());
3286            publication.addChild(vcard);
3287            sendIqPacket(account, publication, (publicationResponse) -> {
3288                if (publicationResponse.getType() == Iq.Type.RESULT) {
3289                    Log.d(Config.LOGTAG,account.getJid().asBareJid()+": successfully deleted vcard avatar");
3290                    runnable.run();
3291                } else {
3292                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3293                }
3294            });
3295        });
3296    }
3297
3298    private boolean hasEnabledAccounts() {
3299        if (this.accounts == null) {
3300            return false;
3301        }
3302        for (final Account account : this.accounts) {
3303            if (account.isConnectionEnabled()) {
3304                return true;
3305            }
3306        }
3307        return false;
3308    }
3309
3310
3311    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3312        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3313    }
3314
3315    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3316        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3317    }
3318
3319
3320    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3321        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3322    }
3323
3324    public void persistSelfNick(final MucOptions.User self, final boolean modified) {
3325        final Conversation conversation = self.getConversation();
3326        final Account account = conversation.getAccount();
3327        final Jid full = self.getFullJid();
3328        if (!full.equals(conversation.getJid())) {
3329            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persisting full jid " + full);
3330            conversation.setContactJid(full);
3331            databaseBackend.updateConversation(conversation);
3332        }
3333
3334        final Bookmark bookmark = conversation.getBookmark();
3335        if (bookmark == null || !modified) {
3336            return;
3337        }
3338        final var nick = full.getResource();
3339        final String defaultNick = MucOptions.defaultNick(account);
3340        if (nick.equals(defaultNick) || nick.equals(bookmark.getNick())) {
3341            return;
3342        }
3343        Log.d(
3344                Config.LOGTAG,
3345                account.getJid().asBareJid()
3346                        + ": persist nick '"
3347                        + full.getResource()
3348                        + "' into bookmark for "
3349                        + conversation.getJid().asBareJid());
3350        bookmark.setNick(nick);
3351        createBookmark(bookmark.getAccount(), bookmark);
3352    }
3353
3354    public boolean renameInMuc(
3355            final Conversation conversation,
3356            final String nick,
3357            final UiCallback<Conversation> callback) {
3358        final Account account = conversation.getAccount();
3359        final Bookmark bookmark = conversation.getBookmark();
3360        final MucOptions options = conversation.getMucOptions();
3361        final Jid joinJid = options.createJoinJid(nick);
3362        if (joinJid == null) {
3363            return false;
3364        }
3365        if (options.online()) {
3366            options.setOnRenameListener(
3367                    new OnRenameListener() {
3368
3369                        @Override
3370                        public void onSuccess() {
3371                            callback.success(conversation);
3372                        }
3373
3374                        @Override
3375                        public void onFailure() {
3376                            callback.error(R.string.nick_in_use, conversation);
3377                        }
3378                    });
3379
3380            final var packet =
3381                    mPresenceGenerator.selfPresence(
3382                            account, Presence.Status.ONLINE, options.nonanonymous());
3383            packet.setTo(joinJid);
3384            sendPresencePacket(account, packet);
3385            if (nick.equals(MucOptions.defaultNick(account))
3386                    && bookmark != null
3387                    && bookmark.getNick() != null) {
3388                Log.d(
3389                        Config.LOGTAG,
3390                        account.getJid().asBareJid()
3391                                + ": removing nick from bookmark for "
3392                                + bookmark.getJid());
3393                bookmark.setNick(null);
3394                createBookmark(account, bookmark);
3395            }
3396        } else {
3397            conversation.setContactJid(joinJid);
3398            databaseBackend.updateConversation(conversation);
3399            if (account.getStatus() == Account.State.ONLINE) {
3400                if (bookmark != null) {
3401                    bookmark.setNick(nick);
3402                    createBookmark(account, bookmark);
3403                }
3404                joinMuc(conversation);
3405            }
3406        }
3407        return true;
3408    }
3409
3410    public void checkMucRequiresRename() {
3411        synchronized (this.conversations) {
3412            for (final Conversation conversation : this.conversations) {
3413                if (conversation.getMode() == Conversational.MODE_MULTI) {
3414                    checkMucRequiresRename(conversation);
3415                }
3416            }
3417        }
3418    }
3419
3420    private void checkMucRequiresRename(final Conversation conversation) {
3421        final var options = conversation.getMucOptions();
3422        if (!options.online()) {
3423            return;
3424        }
3425        final var account = conversation.getAccount();
3426        final String current = options.getActualNick();
3427        final String proposed = options.getProposedNickPure();
3428        if (current == null || current.equals(proposed)) {
3429            return;
3430        }
3431        final Jid joinJid = options.createJoinJid(proposed);
3432        Log.d(
3433                Config.LOGTAG,
3434                String.format(
3435                        "%s: muc rename required %s (was: %s)",
3436                        account.getJid().asBareJid(), joinJid, current));
3437        final var packet =
3438                mPresenceGenerator.selfPresence(
3439                        account, Presence.Status.ONLINE, options.nonanonymous());
3440        packet.setTo(joinJid);
3441        sendPresencePacket(account, packet);
3442    }
3443
3444    public void leaveMuc(Conversation conversation) {
3445        leaveMuc(conversation, false);
3446    }
3447
3448    private void leaveMuc(Conversation conversation, boolean now) {
3449        final Account account = conversation.getAccount();
3450        synchronized (account.pendingConferenceJoins) {
3451            account.pendingConferenceJoins.remove(conversation);
3452        }
3453        synchronized (account.pendingConferenceLeaves) {
3454            account.pendingConferenceLeaves.remove(conversation);
3455        }
3456        if (account.getStatus() == Account.State.ONLINE || now) {
3457            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3458            conversation.getMucOptions().setOffline();
3459            Bookmark bookmark = conversation.getBookmark();
3460            if (bookmark != null) {
3461                bookmark.setConversation(null);
3462            }
3463            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3464        } else {
3465            synchronized (account.pendingConferenceLeaves) {
3466                account.pendingConferenceLeaves.add(conversation);
3467            }
3468        }
3469    }
3470
3471    public String findConferenceServer(final Account account) {
3472        String server;
3473        if (account.getXmppConnection() != null) {
3474            server = account.getXmppConnection().getMucServer();
3475            if (server != null) {
3476                return server;
3477            }
3478        }
3479        for (Account other : getAccounts()) {
3480            if (other != account && other.getXmppConnection() != null) {
3481                server = other.getXmppConnection().getMucServer();
3482                if (server != null) {
3483                    return server;
3484                }
3485            }
3486        }
3487        return null;
3488    }
3489
3490
3491    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3492        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3493            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3494            if (!TextUtils.isEmpty(name)) {
3495                configuration.putString("muc#roomconfig_roomname", name);
3496            }
3497            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3498                @Override
3499                public void onPushSucceeded() {
3500                    saveConversationAsBookmark(conversation, name);
3501                    callback.success(conversation);
3502                }
3503
3504                @Override
3505                public void onPushFailed() {
3506                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3507                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3508                    } else {
3509                        callback.error(R.string.joined_an_existing_channel, conversation);
3510                    }
3511                }
3512            });
3513        });
3514    }
3515
3516    public boolean createAdhocConference(final Account account,
3517                                         final String name,
3518                                         final Iterable<Jid> jids,
3519                                         final UiCallback<Conversation> callback) {
3520        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3521        if (account.getStatus() == Account.State.ONLINE) {
3522            try {
3523                String server = findConferenceServer(account);
3524                if (server == null) {
3525                    if (callback != null) {
3526                        callback.error(R.string.no_conference_server_found, null);
3527                    }
3528                    return false;
3529                }
3530                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3531                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3532                joinMuc(conversation, new OnConferenceJoined() {
3533                    @Override
3534                    public void onConferenceJoined(final Conversation conversation) {
3535                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3536                        if (!TextUtils.isEmpty(name)) {
3537                            configuration.putString("muc#roomconfig_roomname", name);
3538                        }
3539                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3540                            @Override
3541                            public void onPushSucceeded() {
3542                                for (Jid invite : jids) {
3543                                    invite(conversation, invite);
3544                                }
3545                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3546                                    Jid other = account.getJid().withResource(resource);
3547                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3548                                    directInvite(conversation, other);
3549                                }
3550                                saveConversationAsBookmark(conversation, name);
3551                                if (callback != null) {
3552                                    callback.success(conversation);
3553                                }
3554                            }
3555
3556                            @Override
3557                            public void onPushFailed() {
3558                                archiveConversation(conversation);
3559                                if (callback != null) {
3560                                    callback.error(R.string.conference_creation_failed, conversation);
3561                                }
3562                            }
3563                        });
3564                    }
3565                });
3566                return true;
3567            } catch (IllegalArgumentException e) {
3568                if (callback != null) {
3569                    callback.error(R.string.conference_creation_failed, null);
3570                }
3571                return false;
3572            }
3573        } else {
3574            if (callback != null) {
3575                callback.error(R.string.not_connected_try_again, null);
3576            }
3577            return false;
3578        }
3579    }
3580
3581    public void fetchConferenceConfiguration(final Conversation conversation) {
3582        fetchConferenceConfiguration(conversation, null);
3583    }
3584
3585    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3586        final Iq request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3587        final var account = conversation.getAccount();
3588        sendIqPacket(account, request, response -> {
3589            if (response.getType() == Iq.Type.RESULT) {
3590                final MucOptions mucOptions = conversation.getMucOptions();
3591                final Bookmark bookmark = conversation.getBookmark();
3592                final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3593
3594                if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(response))) {
3595                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3596                    updateConversation(conversation);
3597                }
3598
3599                if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3600                    if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3601                        createBookmark(account, bookmark);
3602                    }
3603                }
3604
3605
3606                if (callback != null) {
3607                    callback.onConferenceConfigurationFetched(conversation);
3608                }
3609
3610
3611                updateConversationUi();
3612            } else if (response.getType() == Iq.Type.TIMEOUT) {
3613                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3614            } else {
3615                if (callback != null) {
3616                    callback.onFetchFailed(conversation, response.getErrorCondition());
3617                }
3618            }
3619        });
3620    }
3621
3622    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3623        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3624    }
3625
3626    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3627        Log.d(Config.LOGTAG, "pushing node configuration");
3628        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), responseToRequest -> {
3629            if (responseToRequest.getType() == Iq.Type.RESULT) {
3630                Element pubsub = responseToRequest.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3631                Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3632                Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3633                if (x != null) {
3634                    final Data data = Data.parse(x);
3635                    data.submit(options);
3636                    sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), responseToPublish -> {
3637                        if (responseToPublish.getType() == Iq.Type.RESULT && callback != null) {
3638                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3639                            callback.onPushSucceeded();
3640                        } else if (responseToPublish.getType() == Iq.Type.ERROR && callback != null) {
3641                            callback.onPushFailed();
3642                        }
3643                    });
3644                } else if (callback != null) {
3645                    callback.onPushFailed();
3646                }
3647            } else if (responseToRequest.getType() == Iq.Type.ERROR && callback != null) {
3648                callback.onPushFailed();
3649            }
3650        });
3651    }
3652
3653    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3654        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3655            conversation.setAttribute("accept_non_anonymous", true);
3656            updateConversation(conversation);
3657        }
3658        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3659            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3660            options.putString("members_by_default", moderated ? "0" : "1");
3661        }
3662        if (options.containsKey("muc#roomconfig_allowpm")) {
3663            // ejabberd :-/
3664            final boolean allow = "anyone".equals(options.getString("muc#roomconfig_allowpm"));
3665            options.putString("allow_private_messages", allow ? "1" : "0");
3666            options.putString("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
3667        }
3668        final var account = conversation.getAccount();
3669        final Iq request = new Iq(Iq.Type.GET);
3670        request.setTo(conversation.getJid().asBareJid());
3671        request.query("http://jabber.org/protocol/muc#owner");
3672        sendIqPacket(account, request, response -> {
3673            if (response.getType() == Iq.Type.RESULT) {
3674                final Data data = Data.parse(response.query().findChild("x", Namespace.DATA));
3675                data.submit(options);
3676                final Iq set = new Iq(Iq.Type.SET);
3677                set.setTo(conversation.getJid().asBareJid());
3678                set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3679                sendIqPacket(account, set, packet -> {
3680                    if (callback != null) {
3681                        if (packet.getType() == Iq.Type.RESULT) {
3682                            callback.onPushSucceeded();
3683                        } else {
3684                            Log.d(Config.LOGTAG,"failed: "+packet.toString());
3685                            callback.onPushFailed();
3686                        }
3687                    }
3688                });
3689            } else {
3690                if (callback != null) {
3691                    callback.onPushFailed();
3692                }
3693            }
3694        });
3695    }
3696
3697    public void pushSubjectToConference(final Conversation conference, final String subject) {
3698        final var packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3699        this.sendMessagePacket(conference.getAccount(), packet);
3700    }
3701
3702    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3703        final Jid jid = user.asBareJid();
3704        final Iq request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3705        sendIqPacket(conference.getAccount(), request, (response) -> {
3706            if (response.getType() == Iq.Type.RESULT) {
3707                conference.getMucOptions().changeAffiliation(jid, affiliation);
3708                getAvatarService().clear(conference);
3709                if (callback != null) {
3710                    callback.onAffiliationChangedSuccessful(jid);
3711                } else {
3712                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3713                }
3714            } else if (callback != null) {
3715                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3716            } else {
3717                Log.d(Config.LOGTAG, "unable to change affiliation");
3718            }
3719        });
3720    }
3721
3722    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3723        final var account =conference.getAccount();
3724        final Iq request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3725        sendIqPacket(account, request, (packet) -> {
3726            if (packet.getType() != Iq.Type.RESULT) {
3727                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3728            }
3729        });
3730    }
3731
3732    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3733        final Iq request = new Iq(Iq.Type.SET);
3734        request.setTo(conversation.getJid().asBareJid());
3735        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3736        sendIqPacket(conversation.getAccount(), request, response -> {
3737            if (response.getType() == Iq.Type.RESULT) {
3738                if (callback != null) {
3739                    callback.onRoomDestroySucceeded();
3740                }
3741            } else if (response.getType() == Iq.Type.ERROR) {
3742                if (callback != null) {
3743                    callback.onRoomDestroyFailed();
3744                }
3745            }
3746        });
3747    }
3748
3749    private void disconnect(final Account account, boolean force) {
3750        final XmppConnection connection = account.getXmppConnection();
3751        if (connection == null) {
3752            return;
3753        }
3754        if (!force) {
3755            final List<Conversation> conversations = getConversations();
3756            for (Conversation conversation : conversations) {
3757                if (conversation.getAccount() == account) {
3758                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3759                        leaveMuc(conversation, true);
3760                    }
3761                }
3762            }
3763            sendOfflinePresence(account);
3764        }
3765        connection.disconnect(force);
3766    }
3767
3768    @Override
3769    public IBinder onBind(Intent intent) {
3770        return mBinder;
3771    }
3772
3773    public void updateMessage(Message message) {
3774        updateMessage(message, true);
3775    }
3776
3777    public void updateMessage(Message message, boolean includeBody) {
3778        databaseBackend.updateMessage(message, includeBody);
3779        updateConversationUi();
3780    }
3781
3782    public void createMessageAsync(final Message message) {
3783        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3784    }
3785
3786    public void updateMessage(Message message, String uuid) {
3787        if (!databaseBackend.updateMessage(message, uuid)) {
3788            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3789        }
3790        updateConversationUi();
3791    }
3792
3793    public void syncDirtyContacts(Account account) {
3794        for (Contact contact : account.getRoster().getContacts()) {
3795            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3796                pushContactToServer(contact);
3797            }
3798            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3799                deleteContactOnServer(contact);
3800            }
3801        }
3802    }
3803
3804    public void createContact(final Contact contact, final boolean autoGrant) {
3805        createContact(contact, autoGrant, null);
3806    }
3807
3808    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3809        if (autoGrant) {
3810            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3811            contact.setOption(Contact.Options.ASKING);
3812        }
3813        pushContactToServer(contact, preAuth);
3814    }
3815
3816    public void pushContactToServer(final Contact contact) {
3817        pushContactToServer(contact, null);
3818    }
3819
3820    private void pushContactToServer(final Contact contact, final String preAuth) {
3821        contact.resetOption(Contact.Options.DIRTY_DELETE);
3822        contact.setOption(Contact.Options.DIRTY_PUSH);
3823        final Account account = contact.getAccount();
3824        if (account.getStatus() == Account.State.ONLINE) {
3825            final boolean ask = contact.getOption(Contact.Options.ASKING);
3826            final boolean sendUpdates = contact
3827                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3828                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3829            final Iq iq = new Iq(Iq.Type.SET);
3830            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3831            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3832            if (sendUpdates) {
3833                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3834            }
3835            if (ask) {
3836                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3837            }
3838        } else {
3839            syncRoster(contact.getAccount());
3840        }
3841    }
3842
3843    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3844        new Thread(() -> {
3845            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3846            final int size = Config.AVATAR_SIZE;
3847            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3848            if (avatar != null) {
3849                if (!getFileBackend().save(avatar)) {
3850                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3851                    return;
3852                }
3853                avatar.owner = conversation.getJid().asBareJid();
3854                publishMucAvatar(conversation, avatar, callback);
3855            } else {
3856                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3857            }
3858        }).start();
3859    }
3860
3861    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3862        new Thread(() -> {
3863            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3864            final int size = Config.AVATAR_SIZE;
3865            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3866            if (avatar != null) {
3867                if (!getFileBackend().save(avatar)) {
3868                    Log.d(Config.LOGTAG, "unable to save vcard");
3869                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3870                    return;
3871                }
3872                publishAvatar(account, avatar, callback);
3873            } else {
3874                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3875            }
3876        }).start();
3877
3878    }
3879
3880    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3881        final var account = conversation.getAccount();
3882        final Iq retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3883        sendIqPacket(account, retrieve, (response) -> {
3884            boolean itemNotFound = response.getType() == Iq.Type.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3885            if (response.getType() == Iq.Type.RESULT || itemNotFound) {
3886                Element vcard = response.findChild("vCard", "vcard-temp");
3887                if (vcard == null) {
3888                    vcard = new Element("vCard", "vcard-temp");
3889                }
3890                Element photo = vcard.findChild("PHOTO");
3891                if (photo == null) {
3892                    photo = vcard.addChild("PHOTO");
3893                }
3894                photo.clearChildren();
3895                photo.addChild("TYPE").setContent(avatar.type);
3896                photo.addChild("BINVAL").setContent(avatar.image);
3897                final Iq publication = new Iq(Iq.Type.SET);
3898                publication.setTo(conversation.getJid().asBareJid());
3899                publication.addChild(vcard);
3900                sendIqPacket(account, publication, (publicationResponse) -> {
3901                    if (publicationResponse.getType() == Iq.Type.RESULT) {
3902                        callback.onAvatarPublicationSucceeded();
3903                    } else {
3904                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3905                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3906                    }
3907                });
3908            } else {
3909                Log.d(Config.LOGTAG, "failed to request vcard " + response);
3910                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3911            }
3912        });
3913    }
3914
3915    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3916        final Bundle options;
3917        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3918            options = PublishOptions.openAccess();
3919        } else {
3920            options = null;
3921        }
3922        publishAvatar(account, avatar, options, true, callback);
3923    }
3924
3925    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3926        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3927        final Iq packet = this.mIqGenerator.publishAvatar(avatar, options);
3928        this.sendIqPacket(account, packet, result -> {
3929            if (result.getType() == Iq.Type.RESULT) {
3930                publishAvatarMetadata(account, avatar, options, true, callback);
3931            } else if (retry && PublishOptions.preconditionNotMet(result)) {
3932                pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
3933                    @Override
3934                    public void onPushSucceeded() {
3935                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3936                        publishAvatar(account, avatar, options, false, callback);
3937                    }
3938
3939                    @Override
3940                    public void onPushFailed() {
3941                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3942                        publishAvatar(account, avatar, null, false, callback);
3943                    }
3944                });
3945            } else {
3946                Element error = result.findChild("error");
3947                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3948                if (callback != null) {
3949                    callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3950                }
3951            }
3952        });
3953    }
3954
3955    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3956        final Iq packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3957        sendIqPacket(account, packet, result -> {
3958            if (result.getType() == Iq.Type.RESULT) {
3959                if (account.setAvatar(avatar.getFilename())) {
3960                    getAvatarService().clear(account);
3961                    databaseBackend.updateAccount(account);
3962                    notifyAccountAvatarHasChanged(account);
3963                }
3964                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3965                if (callback != null) {
3966                    callback.onAvatarPublicationSucceeded();
3967                }
3968            } else if (retry && PublishOptions.preconditionNotMet(result)) {
3969                pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
3970                    @Override
3971                    public void onPushSucceeded() {
3972                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3973                        publishAvatarMetadata(account, avatar, options, false, callback);
3974                    }
3975
3976                    @Override
3977                    public void onPushFailed() {
3978                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3979                        publishAvatarMetadata(account, avatar, null, false, callback);
3980                    }
3981                });
3982            } else {
3983                if (callback != null) {
3984                    callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3985                }
3986            }
3987        });
3988    }
3989
3990    public void republishAvatarIfNeeded(Account account) {
3991        if (account.getAxolotlService().isPepBroken()) {
3992            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3993            return;
3994        }
3995        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3996        this.sendIqPacket(account, packet, new Consumer<Iq>() {
3997
3998            private Avatar parseAvatar(Iq packet) {
3999                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4000                if (pubsub != null) {
4001                    Element items = pubsub.findChild("items");
4002                    if (items != null) {
4003                        return Avatar.parseMetadata(items);
4004                    }
4005                }
4006                return null;
4007            }
4008
4009            private boolean errorIsItemNotFound(Iq packet) {
4010                Element error = packet.findChild("error");
4011                return packet.getType() == Iq.Type.ERROR
4012                        && error != null
4013                        && error.hasChild("item-not-found");
4014            }
4015
4016            @Override
4017            public void accept(final Iq packet) {
4018                if (packet.getType() == Iq.Type.RESULT || errorIsItemNotFound(packet)) {
4019                    Avatar serverAvatar = parseAvatar(packet);
4020                    if (serverAvatar == null && account.getAvatar() != null) {
4021                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4022                        if (avatar != null) {
4023                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4024                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4025                        } else {
4026                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4027                        }
4028                    }
4029                }
4030            }
4031        });
4032    }
4033
4034    public void cancelAvatarFetches(final Account account) {
4035        synchronized (mInProgressAvatarFetches) {
4036            for (final Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
4037                final String KEY = iterator.next();
4038                if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
4039                    iterator.remove();
4040                }
4041            }
4042        }
4043    }
4044
4045    public void fetchAvatar(Account account, Avatar avatar) {
4046        fetchAvatar(account, avatar, null);
4047    }
4048
4049    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4050        final String KEY = generateFetchKey(account, avatar);
4051        synchronized (this.mInProgressAvatarFetches) {
4052            if (mInProgressAvatarFetches.add(KEY)) {
4053                switch (avatar.origin) {
4054                    case PEP:
4055                        this.mInProgressAvatarFetches.add(KEY);
4056                        fetchAvatarPep(account, avatar, callback);
4057                        break;
4058                    case VCARD:
4059                        this.mInProgressAvatarFetches.add(KEY);
4060                        fetchAvatarVcard(account, avatar, callback);
4061                        break;
4062                }
4063            } else if (avatar.origin == Avatar.Origin.PEP) {
4064                mOmittedPepAvatarFetches.add(KEY);
4065            } else {
4066                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4067            }
4068        }
4069    }
4070
4071    private void fetchAvatarPep(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4072        final Iq packet = this.mIqGenerator.retrievePepAvatar(avatar);
4073        sendIqPacket(account, packet, (result) -> {
4074            synchronized (mInProgressAvatarFetches) {
4075                mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
4076            }
4077            final String ERROR = account.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4078            if (result.getType() == Iq.Type.RESULT) {
4079                avatar.image = IqParser.avatarData(result);
4080                if (avatar.image != null) {
4081                    if (getFileBackend().save(avatar)) {
4082                        if (account.getJid().asBareJid().equals(avatar.owner)) {
4083                            if (account.setAvatar(avatar.getFilename())) {
4084                                databaseBackend.updateAccount(account);
4085                            }
4086                            getAvatarService().clear(account);
4087                            updateConversationUi();
4088                            updateAccountUi();
4089                        } else {
4090                            final Contact contact = account.getRoster().getContact(avatar.owner);
4091                            contact.setAvatar(avatar);
4092                            syncRoster(account);
4093                            getAvatarService().clear(contact);
4094                            updateConversationUi();
4095                            updateRosterUi();
4096                        }
4097                        if (callback != null) {
4098                            callback.success(avatar);
4099                        }
4100                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4101                        return;
4102                    }
4103                } else {
4104
4105                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4106                }
4107            } else {
4108                Element error = result.findChild("error");
4109                if (error == null) {
4110                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4111                } else {
4112                    Log.d(Config.LOGTAG, ERROR + error.toString());
4113                }
4114            }
4115            if (callback != null) {
4116                callback.error(0, null);
4117            }
4118
4119        });
4120    }
4121
4122    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4123        final Iq packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4124        this.sendIqPacket(account, packet, response -> {
4125            final boolean previouslyOmittedPepFetch;
4126            synchronized (mInProgressAvatarFetches) {
4127                final String KEY = generateFetchKey(account, avatar);
4128                mInProgressAvatarFetches.remove(KEY);
4129                previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4130            }
4131            if (response.getType() == Iq.Type.RESULT) {
4132                Element vCard = response.findChild("vCard", "vcard-temp");
4133                Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4134                String image = photo != null ? photo.findChildContent("BINVAL") : null;
4135                if (image != null) {
4136                    avatar.image = image;
4137                    if (getFileBackend().save(avatar)) {
4138                        Log.d(Config.LOGTAG, account.getJid().asBareJid()
4139                                + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4140                        if (avatar.owner.isBareJid()) {
4141                            if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4142                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4143                                account.setAvatar(avatar.getFilename());
4144                                databaseBackend.updateAccount(account);
4145                                getAvatarService().clear(account);
4146                                updateAccountUi();
4147                            } else {
4148                                final Contact contact = account.getRoster().getContact(avatar.owner);
4149                                contact.setAvatar(avatar, previouslyOmittedPepFetch);
4150                                syncRoster(account);
4151                                getAvatarService().clear(contact);
4152                                updateRosterUi();
4153                            }
4154                            updateConversationUi();
4155                        } else {
4156                            Conversation conversation = find(account, avatar.owner.asBareJid());
4157                            if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4158                                MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4159                                if (user != null) {
4160                                    if (user.setAvatar(avatar)) {
4161                                        getAvatarService().clear(user);
4162                                        updateConversationUi();
4163                                        updateMucRosterUi();
4164                                    }
4165                                    if (user.getRealJid() != null) {
4166                                        Contact contact = account.getRoster().getContact(user.getRealJid());
4167                                        contact.setAvatar(avatar);
4168                                        syncRoster(account);
4169                                        getAvatarService().clear(contact);
4170                                        updateRosterUi();
4171                                    }
4172                                }
4173                            }
4174                        }
4175                    }
4176                }
4177            }
4178        });
4179    }
4180
4181    public void checkForAvatar(final Account account, final UiCallback<Avatar> callback) {
4182        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4183        this.sendIqPacket(account, packet, response -> {
4184            if (response.getType() == Iq.Type.RESULT) {
4185                Element pubsub = response.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4186                if (pubsub != null) {
4187                    Element items = pubsub.findChild("items");
4188                    if (items != null) {
4189                        Avatar avatar = Avatar.parseMetadata(items);
4190                        if (avatar != null) {
4191                            avatar.owner = account.getJid().asBareJid();
4192                            if (fileBackend.isAvatarCached(avatar)) {
4193                                if (account.setAvatar(avatar.getFilename())) {
4194                                    databaseBackend.updateAccount(account);
4195                                }
4196                                getAvatarService().clear(account);
4197                                callback.success(avatar);
4198                            } else {
4199                                fetchAvatarPep(account, avatar, callback);
4200                            }
4201                            return;
4202                        }
4203                    }
4204                }
4205            }
4206            callback.error(0, null);
4207        });
4208    }
4209
4210    public void notifyAccountAvatarHasChanged(final Account account) {
4211        final XmppConnection connection = account.getXmppConnection();
4212        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4213            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4214            for (Conversation conversation : conversations) {
4215                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4216                    final MucOptions mucOptions = conversation.getMucOptions();
4217                    if (mucOptions.online()) {
4218                        final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
4219                        packet.setTo(mucOptions.getSelf().getFullJid());
4220                        connection.sendPresencePacket(packet);
4221                    }
4222                }
4223            }
4224        }
4225    }
4226
4227    public void deleteContactOnServer(Contact contact) {
4228        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4229        contact.resetOption(Contact.Options.DIRTY_PUSH);
4230        contact.setOption(Contact.Options.DIRTY_DELETE);
4231        Account account = contact.getAccount();
4232        if (account.getStatus() == Account.State.ONLINE) {
4233            final Iq iq = new Iq(Iq.Type.SET);
4234            Element item = iq.query(Namespace.ROSTER).addChild("item");
4235            item.setAttribute("jid", contact.getJid());
4236            item.setAttribute("subscription", "remove");
4237            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4238        }
4239    }
4240
4241    public void updateConversation(final Conversation conversation) {
4242        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4243    }
4244
4245    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4246        synchronized (account) {
4247            final XmppConnection existingConnection = account.getXmppConnection();
4248            final XmppConnection connection;
4249            if (existingConnection != null) {
4250                connection = existingConnection;
4251            } else if (account.isConnectionEnabled()) {
4252                connection = createConnection(account);
4253                account.setXmppConnection(connection);
4254            } else {
4255                return;
4256            }
4257            final boolean hasInternet = hasInternetConnection();
4258            if (account.isConnectionEnabled() && hasInternet) {
4259                if (!force) {
4260                    disconnect(account, false);
4261                }
4262                Thread thread = new Thread(connection);
4263                connection.setInteractive(interactive);
4264                connection.prepareNewConnection();
4265                connection.interrupt();
4266                thread.start();
4267                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4268            } else {
4269                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4270                account.getRoster().clearPresences();
4271                connection.resetEverything();
4272                final AxolotlService axolotlService = account.getAxolotlService();
4273                if (axolotlService != null) {
4274                    axolotlService.resetBrokenness();
4275                }
4276                if (!hasInternet) {
4277                    account.setStatus(Account.State.NO_INTERNET);
4278                }
4279            }
4280        }
4281    }
4282
4283    public void reconnectAccountInBackground(final Account account) {
4284        new Thread(() -> reconnectAccount(account, false, true)).start();
4285    }
4286
4287    public void invite(final Conversation conversation, final Jid contact) {
4288        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4289        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4290        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4291            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4292        }
4293        final var packet = mMessageGenerator.invite(conversation, contact);
4294        sendMessagePacket(conversation.getAccount(), packet);
4295    }
4296
4297    public void directInvite(Conversation conversation, Jid jid) {
4298        final var packet = mMessageGenerator.directInvite(conversation, jid);
4299        sendMessagePacket(conversation.getAccount(), packet);
4300    }
4301
4302    public void resetSendingToWaiting(Account account) {
4303        for (Conversation conversation : getConversations()) {
4304            if (conversation.getAccount() == account) {
4305                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4306            }
4307        }
4308    }
4309
4310    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4311        return markMessage(account, recipient, uuid, status, null);
4312    }
4313
4314    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4315        if (uuid == null) {
4316            return null;
4317        }
4318        for (Conversation conversation : getConversations()) {
4319            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4320                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4321                if (message != null) {
4322                    markMessage(message, status, errorMessage);
4323                }
4324                return message;
4325            }
4326        }
4327        return null;
4328    }
4329
4330    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4331        return markMessage(conversation, uuid, status, serverMessageId, null);
4332    }
4333
4334    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4335        if (uuid == null) {
4336            return false;
4337        } else {
4338            final Message message = conversation.findSentMessageWithUuid(uuid);
4339            if (message != null) {
4340                if (message.getServerMsgId() == null) {
4341                    message.setServerMsgId(serverMessageId);
4342                }
4343                if (message.getEncryption() == Message.ENCRYPTION_NONE
4344                        && message.isTypeText()
4345                        && isBodyModified(message, body)) {
4346                    message.setBody(body.content);
4347                    if (body.count > 1) {
4348                        message.setBodyLanguage(body.language);
4349                    }
4350                    markMessage(message, status, null, true);
4351                } else {
4352                    markMessage(message, status);
4353                }
4354                return true;
4355            } else {
4356                return false;
4357            }
4358        }
4359    }
4360
4361    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4362        if (body == null || body.content == null) {
4363            return false;
4364        }
4365        return !body.content.equals(message.getBody());
4366    }
4367
4368    public void markMessage(Message message, int status) {
4369        markMessage(message, status, null);
4370    }
4371
4372
4373    public void markMessage(final Message message, final int status, final String errorMessage) {
4374        markMessage(message, status, errorMessage, false);
4375    }
4376
4377    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4378        final int oldStatus = message.getStatus();
4379        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4380            return;
4381        }
4382        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4383            return;
4384        }
4385        message.setErrorMessage(errorMessage);
4386        message.setStatus(status);
4387        databaseBackend.updateMessage(message, includeBody);
4388        updateConversationUi();
4389        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4390            mNotificationService.pushFailedDelivery(message);
4391        }
4392    }
4393
4394    private SharedPreferences getPreferences() {
4395        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4396    }
4397
4398    public long getAutomaticMessageDeletionDate() {
4399        final long timeout = getLongPreference(AppSettings.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4400        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4401    }
4402
4403    public long getLongPreference(String name, @IntegerRes int res) {
4404        long defaultValue = getResources().getInteger(res);
4405        try {
4406            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4407        } catch (NumberFormatException e) {
4408            return defaultValue;
4409        }
4410    }
4411
4412    public boolean getBooleanPreference(String name, @BoolRes int res) {
4413        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4414    }
4415
4416    public boolean confirmMessages() {
4417        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4418    }
4419
4420    public boolean allowMessageCorrection() {
4421        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4422    }
4423
4424    public boolean sendChatStates() {
4425        return getBooleanPreference("chat_states", R.bool.chat_states);
4426    }
4427
4428    public boolean useTorToConnect() {
4429        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
4430    }
4431
4432    public boolean showExtendedConnectionOptions() {
4433        return QuickConversationsService.isConversations() && getBooleanPreference(AppSettings.SHOW_CONNECTION_OPTIONS, R.bool.show_connection_options);
4434    }
4435
4436    public boolean broadcastLastActivity() {
4437        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4438    }
4439
4440    public int unreadCount() {
4441        int count = 0;
4442        for (Conversation conversation : getConversations()) {
4443            count += conversation.unreadCount();
4444        }
4445        return count;
4446    }
4447
4448
4449    private <T> List<T> threadSafeList(Set<T> set) {
4450        synchronized (LISTENER_LOCK) {
4451            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
4452        }
4453    }
4454
4455    public void showErrorToastInUi(int resId) {
4456        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4457            listener.onShowErrorToast(resId);
4458        }
4459    }
4460
4461    public void updateConversationUi() {
4462        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4463            listener.onConversationUpdate();
4464        }
4465    }
4466
4467    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4468        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4469            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4470        }
4471    }
4472
4473    public void notifyJingleRtpConnectionUpdate(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices) {
4474        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4475            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4476        }
4477    }
4478
4479    public void updateAccountUi() {
4480        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4481            listener.onAccountUpdate();
4482        }
4483    }
4484
4485    public void updateRosterUi() {
4486        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4487            listener.onRosterUpdate();
4488        }
4489    }
4490
4491    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4492        if (mOnCaptchaRequested.size() > 0) {
4493            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4494            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4495                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4496            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4497                listener.onCaptchaRequested(account, id, data, scaled);
4498            }
4499            return true;
4500        }
4501        return false;
4502    }
4503
4504    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4505        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4506            listener.OnUpdateBlocklist(status);
4507        }
4508    }
4509
4510    public void updateMucRosterUi() {
4511        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4512            listener.onMucRosterUpdate();
4513        }
4514    }
4515
4516    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4517        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4518            listener.onKeyStatusUpdated(report);
4519        }
4520    }
4521
4522    public Account findAccountByJid(final Jid jid) {
4523        for (final Account account : this.accounts) {
4524            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4525                return account;
4526            }
4527        }
4528        return null;
4529    }
4530
4531    public Account findAccountByUuid(final String uuid) {
4532        for (Account account : this.accounts) {
4533            if (account.getUuid().equals(uuid)) {
4534                return account;
4535            }
4536        }
4537        return null;
4538    }
4539
4540    public Conversation findConversationByUuid(String uuid) {
4541        for (Conversation conversation : getConversations()) {
4542            if (conversation.getUuid().equals(uuid)) {
4543                return conversation;
4544            }
4545        }
4546        return null;
4547    }
4548
4549    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4550        List<Conversation> findings = new ArrayList<>();
4551        for (Conversation c : getConversations()) {
4552            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4553                findings.add(c);
4554            }
4555        }
4556        return findings.size() == 1 ? findings.get(0) : null;
4557    }
4558
4559    public boolean markRead(final Conversation conversation, boolean dismiss) {
4560        return markRead(conversation, null, dismiss).size() > 0;
4561    }
4562
4563    public void markRead(final Conversation conversation) {
4564        markRead(conversation, null, true);
4565    }
4566
4567    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4568        if (dismiss) {
4569            mNotificationService.clear(conversation);
4570        }
4571        final List<Message> readMessages = conversation.markRead(upToUuid);
4572        if (readMessages.size() > 0) {
4573            Runnable runnable = () -> {
4574                for (Message message : readMessages) {
4575                    databaseBackend.updateMessage(message, false);
4576                }
4577            };
4578            mDatabaseWriterExecutor.execute(runnable);
4579            updateConversationUi();
4580            updateUnreadCountBadge();
4581            return readMessages;
4582        } else {
4583            return readMessages;
4584        }
4585    }
4586
4587    public synchronized void updateUnreadCountBadge() {
4588        int count = unreadCount();
4589        if (unreadCount != count) {
4590            Log.d(Config.LOGTAG, "update unread count to " + count);
4591            if (count > 0) {
4592                ShortcutBadger.applyCount(getApplicationContext(), count);
4593            } else {
4594                ShortcutBadger.removeCount(getApplicationContext());
4595            }
4596            unreadCount = count;
4597        }
4598    }
4599
4600    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
4601        final boolean isPrivateAndNonAnonymousMuc =
4602                conversation.getMode() == Conversation.MODE_MULTI
4603                        && conversation.isPrivateAndNonAnonymous();
4604        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4605        if (readMessages.isEmpty()) {
4606            return;
4607        }
4608        final var account = conversation.getAccount();
4609        final var connection = account.getXmppConnection();
4610        updateConversationUi();
4611        final var last =
4612                Iterables.getLast(
4613                        Collections2.filter(
4614                                readMessages,
4615                                m ->
4616                                        !m.isPrivateMessage()
4617                                                && m.getStatus() == Message.STATUS_RECEIVED),
4618                        null);
4619        if (last == null) {
4620            return;
4621        }
4622
4623        final boolean sendDisplayedMarker =
4624                confirmMessages()
4625                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
4626                        && last.getRemoteMsgId() != null
4627                        && (last.markable || isPrivateAndNonAnonymousMuc);
4628        final boolean serverAssist =
4629                connection != null && connection.getFeatures().mdsServerAssist();
4630
4631        final String stanzaId = last.getServerMsgId();
4632
4633        if (sendDisplayedMarker && serverAssist) {
4634            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
4635            final var packet = mMessageGenerator.confirm(last);
4636            packet.addChild(mdsDisplayed);
4637            if (!last.isPrivateMessage()) {
4638                packet.setTo(packet.getTo().asBareJid());
4639            }
4640            Log.d(Config.LOGTAG,account.getJid().asBareJid()+": server assisted "+packet);
4641            this.sendMessagePacket(account, packet);
4642        } else {
4643            publishMds(last);
4644            // read markers will be sent after MDS to flush the CSI stanza queue
4645            if (sendDisplayedMarker) {
4646                Log.d(
4647                        Config.LOGTAG,
4648                        conversation.getAccount().getJid().asBareJid()
4649                                + ": sending displayed marker to "
4650                                + last.getCounterpart().toString());
4651                final var packet = mMessageGenerator.confirm(last);
4652                this.sendMessagePacket(account, packet);
4653            }
4654        }
4655    }
4656
4657    private void publishMds(@Nullable final Message message) {
4658        final String stanzaId = message == null ? null : message.getServerMsgId();
4659        if (Strings.isNullOrEmpty(stanzaId)) {
4660            return;
4661        }
4662        final Conversation conversation;
4663        final var conversational = message.getConversation();
4664        if (conversational instanceof Conversation c) {
4665            conversation = c;
4666        } else {
4667            return;
4668        }
4669        final var account = conversation.getAccount();
4670        final var connection = account.getXmppConnection();
4671        if (connection == null || !connection.getFeatures().mds()) {
4672            return;
4673        }
4674        final Jid itemId;
4675        if (message.isPrivateMessage()) {
4676            itemId = message.getCounterpart();
4677        } else {
4678            itemId = conversation.getJid().asBareJid();
4679        }
4680        Log.d(Config.LOGTAG,"publishing mds for "+itemId+"/"+stanzaId);
4681        publishMds(account, itemId, stanzaId, conversation);
4682    }
4683
4684    private void publishMds(
4685            final Account account, final Jid itemId, final String stanzaId, final Conversation conversation) {
4686        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
4687        pushNodeAndEnforcePublishOptions(
4688                account,
4689                Namespace.MDS_DISPLAYED,
4690                item,
4691                itemId.toEscapedString(),
4692                PublishOptions.persistentWhitelistAccessMaxItems());
4693    }
4694
4695    public boolean sendReactions(final Message message, final Collection<String> reactions) {
4696        if (message.getConversation() instanceof Conversation conversation) {
4697            final String reactToId;
4698            final Collection<Reaction> combinedReactions;
4699            if (conversation.getMode() == Conversational.MODE_MULTI) {
4700                final var mucOptions = conversation.getMucOptions();
4701                if (!mucOptions.participating()) {
4702                    Log.d(Config.LOGTAG,"not participating in MUC");
4703                    return false;
4704                }
4705                final var self = mucOptions.getSelf();
4706                final String occupantId = self.getOccupantId();
4707                if (Strings.isNullOrEmpty(occupantId)) {
4708                    Log.d(Config.LOGTAG, "occupant id not found for reaction in MUC");
4709                    return false;
4710                }
4711                reactToId = message.getServerMsgId();
4712                combinedReactions =
4713                        Reaction.withOccupantId(
4714                                message.getReactions(),
4715                                reactions,
4716                                false,
4717                                self.getFullJid(),
4718                                conversation.getAccount().getJid(),
4719                                occupantId);
4720            } else {
4721                if (message.isCarbon() || message.getStatus() == Message.STATUS_RECEIVED) {
4722                    reactToId = message.getRemoteMsgId();
4723                } else {
4724                    reactToId = message.getUuid();
4725                }
4726                combinedReactions =
4727                        Reaction.withFrom(
4728                                message.getReactions(),
4729                                reactions,
4730                                false,
4731                                conversation.getAccount().getJid());
4732            }
4733            if (Strings.isNullOrEmpty(reactToId)) {
4734                return false;
4735            }
4736            final var reactionMessage =
4737                    mMessageGenerator.reaction(conversation, reactToId, reactions);
4738            sendMessagePacket(conversation.getAccount(), reactionMessage);
4739            message.setReactions(combinedReactions);
4740            updateMessage(message, false);
4741            return true;
4742        } else {
4743            return false;
4744        }
4745    }
4746
4747    public MemorizingTrustManager getMemorizingTrustManager() {
4748        return this.mMemorizingTrustManager;
4749    }
4750
4751    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4752        this.mMemorizingTrustManager = trustManager;
4753    }
4754
4755    public void updateMemorizingTrustManager() {
4756        final MemorizingTrustManager trustManager;
4757        if (appSettings.isTrustSystemCAStore()) {
4758            trustManager = new MemorizingTrustManager(getApplicationContext());
4759        } else {
4760            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
4761        }
4762        setMemorizingTrustManager(trustManager);
4763    }
4764
4765    public LruCache<String, Bitmap> getBitmapCache() {
4766        return this.mBitmapCache;
4767    }
4768
4769    public Collection<String> getKnownHosts() {
4770        final Set<String> hosts = new HashSet<>();
4771        for (final Account account : getAccounts()) {
4772            hosts.add(account.getServer());
4773            for (final Contact contact : account.getRoster().getContacts()) {
4774                if (contact.showInRoster()) {
4775                    final String server = contact.getServer();
4776                    if (server != null) {
4777                        hosts.add(server);
4778                    }
4779                }
4780            }
4781        }
4782        if (Config.QUICKSY_DOMAIN != null) {
4783            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4784        }
4785        if (Config.MAGIC_CREATE_DOMAIN != null) {
4786            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4787        }
4788        return hosts;
4789    }
4790
4791    public Collection<String> getKnownConferenceHosts() {
4792        final Set<String> mucServers = new HashSet<>();
4793        for (final Account account : accounts) {
4794            if (account.getXmppConnection() != null) {
4795                mucServers.addAll(account.getXmppConnection().getMucServers());
4796                for (final Bookmark bookmark : account.getBookmarks()) {
4797                    final Jid jid = bookmark.getJid();
4798                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4799                    if (s != null) {
4800                        mucServers.add(s);
4801                    }
4802                }
4803            }
4804        }
4805        return mucServers;
4806    }
4807
4808    public void sendMessagePacket(final Account account, final im.conversations.android.xmpp.model.stanza.Message packet) {
4809        final XmppConnection connection = account.getXmppConnection();
4810        if (connection != null) {
4811            connection.sendMessagePacket(packet);
4812        }
4813    }
4814
4815    public void sendPresencePacket(final Account account, final im.conversations.android.xmpp.model.stanza.Presence packet) {
4816        final XmppConnection connection = account.getXmppConnection();
4817        if (connection != null) {
4818            connection.sendPresencePacket(packet);
4819        }
4820    }
4821
4822    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4823        final XmppConnection connection = account.getXmppConnection();
4824        if (connection == null) {
4825            return;
4826        }
4827        connection.sendCreateAccountWithCaptchaPacket(id, data);
4828    }
4829
4830    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback) {
4831        final XmppConnection connection = account.getXmppConnection();
4832        if (connection != null) {
4833            connection.sendIqPacket(packet, callback);
4834        } else if (callback != null) {
4835            callback.accept(Iq.TIMEOUT);
4836        }
4837    }
4838
4839    public void sendPresence(final Account account) {
4840        sendPresence(account, checkListeners() && broadcastLastActivity());
4841    }
4842
4843    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4844        final Presence.Status status;
4845        if (manuallyChangePresence()) {
4846            status = account.getPresenceStatus();
4847        } else {
4848            status = getTargetPresence();
4849        }
4850        final var packet = mPresenceGenerator.selfPresence(account, status);
4851        if (mLastActivity > 0 && includeIdleTimestamp) {
4852            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4853            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4854        }
4855        sendPresencePacket(account, packet);
4856    }
4857
4858    private void deactivateGracePeriod() {
4859        for (Account account : getAccounts()) {
4860            account.deactivateGracePeriod();
4861        }
4862    }
4863
4864    public void refreshAllPresences() {
4865        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4866        for (Account account : getAccounts()) {
4867            if (account.isConnectionEnabled()) {
4868                sendPresence(account, includeIdleTimestamp);
4869            }
4870        }
4871    }
4872
4873    private void refreshAllFcmTokens() {
4874        for (Account account : getAccounts()) {
4875            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4876                mPushManagementService.registerPushTokenOnServer(account);
4877            }
4878        }
4879    }
4880
4881
4882
4883    private void sendOfflinePresence(final Account account) {
4884        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4885        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4886    }
4887
4888    public MessageGenerator getMessageGenerator() {
4889        return this.mMessageGenerator;
4890    }
4891
4892    public PresenceGenerator getPresenceGenerator() {
4893        return this.mPresenceGenerator;
4894    }
4895
4896    public IqGenerator getIqGenerator() {
4897        return this.mIqGenerator;
4898    }
4899
4900    public JingleConnectionManager getJingleConnectionManager() {
4901        return this.mJingleConnectionManager;
4902    }
4903
4904    private boolean hasJingleRtpConnection(final Account account) {
4905        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
4906    }
4907
4908    public MessageArchiveService getMessageArchiveService() {
4909        return this.mMessageArchiveService;
4910    }
4911
4912    public QuickConversationsService getQuickConversationsService() {
4913        return this.mQuickConversationsService;
4914    }
4915
4916    public List<Contact> findContacts(Jid jid, String accountJid) {
4917        ArrayList<Contact> contacts = new ArrayList<>();
4918        for (Account account : getAccounts()) {
4919            if ((account.isEnabled() || accountJid != null)
4920                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4921                Contact contact = account.getRoster().getContactFromContactList(jid);
4922                if (contact != null) {
4923                    contacts.add(contact);
4924                }
4925            }
4926        }
4927        return contacts;
4928    }
4929
4930    public Conversation findFirstMuc(Jid jid) {
4931        for (Conversation conversation : getConversations()) {
4932            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4933                return conversation;
4934            }
4935        }
4936        return null;
4937    }
4938
4939    public NotificationService getNotificationService() {
4940        return this.mNotificationService;
4941    }
4942
4943    public HttpConnectionManager getHttpConnectionManager() {
4944        return this.mHttpConnectionManager;
4945    }
4946
4947    public void resendFailedMessages(final Message message) {
4948        final Collection<Message> messages = new ArrayList<>();
4949        Message current = message;
4950        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4951            messages.add(current);
4952            if (current.mergeable(current.next())) {
4953                current = current.next();
4954            } else {
4955                break;
4956            }
4957        }
4958        for (final Message msg : messages) {
4959            msg.setTime(System.currentTimeMillis());
4960            markMessage(msg, Message.STATUS_WAITING);
4961            this.resendMessage(msg, false);
4962        }
4963        if (message.getConversation() instanceof Conversation) {
4964            ((Conversation) message.getConversation()).sort();
4965        }
4966        updateConversationUi();
4967    }
4968
4969    public void clearConversationHistory(final Conversation conversation) {
4970        final long clearDate;
4971        final String reference;
4972        if (conversation.countMessages() > 0) {
4973            Message latestMessage = conversation.getLatestMessage();
4974            clearDate = latestMessage.getTimeSent() + 1000;
4975            reference = latestMessage.getServerMsgId();
4976        } else {
4977            clearDate = System.currentTimeMillis();
4978            reference = null;
4979        }
4980        conversation.clearMessages();
4981        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4982        conversation.setLastClearHistory(clearDate, reference);
4983        Runnable runnable = () -> {
4984            databaseBackend.deleteMessagesInConversation(conversation);
4985            databaseBackend.updateConversation(conversation);
4986        };
4987        mDatabaseWriterExecutor.execute(runnable);
4988    }
4989
4990    public boolean sendBlockRequest(final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
4991        if (blockable != null && blockable.getBlockedJid() != null) {
4992            final var account = blockable.getAccount();
4993            final Jid jid = blockable.getBlockedJid();
4994            this.sendIqPacket(account, getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId), (response) -> {
4995                if (response.getType() == Iq.Type.RESULT) {
4996                    account.getBlocklist().add(jid);
4997                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4998                }
4999            });
5000            if (blockable.getBlockedJid().isFullJid()) {
5001                return false;
5002            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
5003                updateConversationUi();
5004                return true;
5005            } else {
5006                return false;
5007            }
5008        } else {
5009            return false;
5010        }
5011    }
5012
5013    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
5014        boolean removed = false;
5015        synchronized (this.conversations) {
5016            boolean domainJid = blockedJid.getLocal() == null;
5017            for (Conversation conversation : this.conversations) {
5018                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
5019                        || blockedJid.equals(conversation.getJid().asBareJid());
5020                if (conversation.getAccount() == account
5021                        && conversation.getMode() == Conversation.MODE_SINGLE
5022                        && jidMatches) {
5023                    this.conversations.remove(conversation);
5024                    markRead(conversation);
5025                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
5026                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
5027                    updateConversation(conversation);
5028                    removed = true;
5029                }
5030            }
5031        }
5032        return removed;
5033    }
5034
5035    public void sendUnblockRequest(final Blockable blockable) {
5036        if (blockable != null && blockable.getJid() != null) {
5037            final var account = blockable.getAccount();
5038            final Jid jid = blockable.getBlockedJid();
5039            this.sendIqPacket(account, getIqGenerator().generateSetUnblockRequest(jid), response -> {
5040                if (response.getType() == Iq.Type.RESULT) {
5041                    account.getBlocklist().remove(jid);
5042                    updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
5043                }
5044            });
5045        }
5046    }
5047
5048    public void publishDisplayName(final Account account) {
5049        String displayName = account.getDisplayName();
5050        final Iq request;
5051        if (TextUtils.isEmpty(displayName)) {
5052            request = mIqGenerator.deleteNode(Namespace.NICK);
5053        } else {
5054            request = mIqGenerator.publishNick(displayName);
5055        }
5056        mAvatarService.clear(account);
5057        sendIqPacket(account, request, (packet) -> {
5058            if (packet.getType() == Iq.Type.ERROR) {
5059                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to modify nick name " + packet);
5060            }
5061        });
5062    }
5063
5064    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
5065        ServiceDiscoveryResult result = discoCache.get(key);
5066        if (result != null) {
5067            return result;
5068        } else {
5069            result = databaseBackend.findDiscoveryResult(key.first, key.second);
5070            if (result != null) {
5071                discoCache.put(key, result);
5072            }
5073            return result;
5074        }
5075    }
5076
5077    public void fetchCaps(final Account account, final Jid jid, final Presence presence) {
5078        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
5079        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
5080        if (disco != null) {
5081            presence.setServiceDiscoveryResult(disco);
5082            final Contact contact = account.getRoster().getContact(jid);
5083            if (contact.refreshRtpCapability()) {
5084                syncRoster(account);
5085            }
5086        } else {
5087            final Iq request = new Iq(Iq.Type.GET);
5088            request.setTo(jid);
5089            final String node = presence.getNode();
5090            final String ver = presence.getVer();
5091            final Element query = request.query(Namespace.DISCO_INFO);
5092            if (node != null && ver != null) {
5093                query.setAttribute("node", node + "#" + ver);
5094            }
5095            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
5096            sendIqPacket(account, request, (response) -> {
5097                if (response.getType() == Iq.Type.RESULT) {
5098                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
5099                    if (presence.getVer().equals(discoveryResult.getVer())) {
5100                        databaseBackend.insertDiscoveryResult(discoveryResult);
5101                        injectServiceDiscoveryResult(account.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
5102                    } else {
5103                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
5104                    }
5105                } else {
5106                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
5107                }
5108            });
5109        }
5110    }
5111
5112    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
5113        boolean rosterNeedsSync = false;
5114        for (final Contact contact : roster.getContacts()) {
5115            boolean serviceDiscoverySet = false;
5116            for (final Presence presence : contact.getPresences().getPresences()) {
5117                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
5118                    presence.setServiceDiscoveryResult(disco);
5119                    serviceDiscoverySet = true;
5120                }
5121            }
5122            if (serviceDiscoverySet) {
5123                rosterNeedsSync |= contact.refreshRtpCapability();
5124            }
5125        }
5126        if (rosterNeedsSync) {
5127            syncRoster(roster.getAccount());
5128        }
5129    }
5130
5131    public void fetchMamPreferences(final Account account, final OnMamPreferencesFetched callback) {
5132        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5133        final Iq request = new Iq(Iq.Type.GET);
5134        request.addChild("prefs", version.namespace);
5135        sendIqPacket(account, request, (packet) -> {
5136            final Element prefs = packet.findChild("prefs", version.namespace);
5137            if (packet.getType() == Iq.Type.RESULT && prefs != null) {
5138                callback.onPreferencesFetched(prefs);
5139            } else {
5140                callback.onPreferencesFetchFailed();
5141            }
5142        });
5143    }
5144
5145    public PushManagementService getPushManagementService() {
5146        return mPushManagementService;
5147    }
5148
5149    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5150        if (!template.getStatusMessage().isEmpty()) {
5151            databaseBackend.insertPresenceTemplate(template);
5152        }
5153        account.setPgpSignature(signature);
5154        account.setPresenceStatus(template.getStatus());
5155        account.setPresenceStatusMessage(template.getStatusMessage());
5156        databaseBackend.updateAccount(account);
5157        sendPresence(account);
5158    }
5159
5160    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5161        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5162        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5163            if (!templates.contains(template)) {
5164                templates.add(0, template);
5165            }
5166        }
5167        return templates;
5168    }
5169
5170    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
5171        final Account account = conversation.getAccount();
5172        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5173        final String nick = conversation.getJid().getResource();
5174        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5175            bookmark.setNick(nick);
5176        }
5177        if (!TextUtils.isEmpty(name)) {
5178            bookmark.setBookmarkName(name);
5179        }
5180        bookmark.setAutojoin(true);
5181        createBookmark(account, bookmark);
5182        bookmark.setConversation(conversation);
5183    }
5184
5185    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5186        boolean performedVerification = false;
5187        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5188        for (XmppUri.Fingerprint fp : fingerprints) {
5189            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5190                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5191                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5192                if (fingerprintStatus != null) {
5193                    if (!fingerprintStatus.isVerified()) {
5194                        performedVerification = true;
5195                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5196                    }
5197                } else {
5198                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5199                }
5200            }
5201        }
5202        return performedVerification;
5203    }
5204
5205    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5206        final AxolotlService axolotlService = account.getAxolotlService();
5207        boolean verifiedSomething = false;
5208        for (XmppUri.Fingerprint fp : fingerprints) {
5209            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5210                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5211                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5212                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5213                if (fingerprintStatus != null) {
5214                    if (!fingerprintStatus.isVerified()) {
5215                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5216                        verifiedSomething = true;
5217                    }
5218                } else {
5219                    axolotlService.preVerifyFingerprint(account, fingerprint);
5220                    verifiedSomething = true;
5221                }
5222            }
5223        }
5224        return verifiedSomething;
5225    }
5226
5227    public boolean blindTrustBeforeVerification() {
5228        return getBooleanPreference(AppSettings.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5229    }
5230
5231    public ShortcutService getShortcutService() {
5232        return mShortcutService;
5233    }
5234
5235    public void pushMamPreferences(Account account, Element prefs) {
5236        final Iq set = new Iq(Iq.Type.SET);
5237        set.addChild(prefs);
5238        sendIqPacket(account, set, null);
5239    }
5240
5241    public void evictPreview(String uuid) {
5242        if (mBitmapCache.remove(uuid) != null) {
5243            Log.d(Config.LOGTAG, "deleted cached preview");
5244        }
5245    }
5246
5247    public interface OnMamPreferencesFetched {
5248        void onPreferencesFetched(Element prefs);
5249
5250        void onPreferencesFetchFailed();
5251    }
5252
5253    public interface OnAccountCreated {
5254        void onAccountCreated(Account account);
5255
5256        void informUser(int r);
5257    }
5258
5259    public interface OnMoreMessagesLoaded {
5260        void onMoreMessagesLoaded(int count, Conversation conversation);
5261
5262        void informUser(int r);
5263    }
5264
5265    public interface OnAccountPasswordChanged {
5266        void onPasswordChangeSucceeded();
5267
5268        void onPasswordChangeFailed();
5269    }
5270
5271    public interface OnRoomDestroy {
5272        void onRoomDestroySucceeded();
5273
5274        void onRoomDestroyFailed();
5275    }
5276
5277    public interface OnAffiliationChanged {
5278        void onAffiliationChangedSuccessful(Jid jid);
5279
5280        void onAffiliationChangeFailed(Jid jid, int resId);
5281    }
5282
5283    public interface OnConversationUpdate {
5284        void onConversationUpdate();
5285    }
5286
5287    public interface OnJingleRtpConnectionUpdate {
5288        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5289
5290        void onAudioDeviceChanged(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices);
5291    }
5292
5293    public interface OnAccountUpdate {
5294        void onAccountUpdate();
5295    }
5296
5297    public interface OnCaptchaRequested {
5298        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5299    }
5300
5301    public interface OnRosterUpdate {
5302        void onRosterUpdate();
5303    }
5304
5305    public interface OnMucRosterUpdate {
5306        void onMucRosterUpdate();
5307    }
5308
5309    public interface OnConferenceConfigurationFetched {
5310        void onConferenceConfigurationFetched(Conversation conversation);
5311
5312        void onFetchFailed(Conversation conversation, String errorCondition);
5313    }
5314
5315    public interface OnConferenceJoined {
5316        void onConferenceJoined(Conversation conversation);
5317    }
5318
5319    public interface OnConfigurationPushed {
5320        void onPushSucceeded();
5321
5322        void onPushFailed();
5323    }
5324
5325    public interface OnShowErrorToast {
5326        void onShowErrorToast(int resId);
5327    }
5328
5329    public class XmppConnectionBinder extends Binder {
5330        public XmppConnectionService getService() {
5331            return XmppConnectionService.this;
5332        }
5333    }
5334
5335    private class InternalEventReceiver extends BroadcastReceiver {
5336
5337        @Override
5338        public void onReceive(final Context context, final Intent intent) {
5339            onStartCommand(intent, 0, 0);
5340        }
5341    }
5342
5343    private class RestrictedEventReceiver extends BroadcastReceiver {
5344
5345        private final Collection<String> allowedActions;
5346
5347        private RestrictedEventReceiver(final Collection<String> allowedActions) {
5348            this.allowedActions = allowedActions;
5349        }
5350
5351        @Override
5352        public void onReceive(final Context context, final Intent intent) {
5353            final String action = intent == null ? null : intent.getAction();
5354            if (allowedActions.contains(action)) {
5355                onStartCommand(intent,0,0);
5356            } else {
5357                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
5358            }
5359        }
5360    }
5361
5362    public static class OngoingCall {
5363        public final AbstractJingleConnection.Id id;
5364        public final Set<Media> media;
5365        public final boolean reconnecting;
5366
5367        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5368            this.id = id;
5369            this.media = media;
5370            this.reconnecting = reconnecting;
5371        }
5372
5373        @Override
5374        public boolean equals(Object o) {
5375            if (this == o) return true;
5376            if (o == null || getClass() != o.getClass()) return false;
5377            OngoingCall that = (OngoingCall) o;
5378            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5379        }
5380
5381        @Override
5382        public int hashCode() {
5383            return Objects.hashCode(id, media, reconnecting);
5384        }
5385    }
5386
5387    public static void toggleForegroundService(final XmppConnectionService service) {
5388        if (service == null) {
5389            return;
5390        }
5391        service.toggleForegroundService();
5392    }
5393
5394    public static void toggleForegroundService(final ConversationsActivity activity) {
5395        if (activity == null) {
5396            return;
5397        }
5398        toggleForegroundService(activity.xmppConnectionService);
5399    }
5400}