XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.annotation.TargetApi;
   6import android.app.AlarmManager;
   7import android.app.KeyguardManager;
   8import android.app.Notification;
   9import android.app.NotificationManager;
  10import android.app.PendingIntent;
  11import android.app.Service;
  12import android.content.BroadcastReceiver;
  13import android.content.ComponentName;
  14import android.content.Context;
  15import android.content.Intent;
  16import android.content.IntentFilter;
  17import android.content.SharedPreferences;
  18import android.content.pm.PackageManager;
  19import android.database.ContentObserver;
  20import android.graphics.Bitmap;
  21import android.media.AudioManager;
  22import android.net.ConnectivityManager;
  23import android.net.Network;
  24import android.net.NetworkCapabilities;
  25import android.net.NetworkInfo;
  26import android.net.Uri;
  27import android.os.Binder;
  28import android.os.Build;
  29import android.os.Bundle;
  30import android.os.Environment;
  31import android.os.IBinder;
  32import android.os.PowerManager;
  33import android.os.PowerManager.WakeLock;
  34import android.os.SystemClock;
  35import android.preference.PreferenceManager;
  36import android.provider.ContactsContract;
  37import android.security.KeyChain;
  38import android.telephony.PhoneStateListener;
  39import android.telephony.TelephonyCallback;
  40import android.telephony.TelephonyManager;
  41import android.text.TextUtils;
  42import android.util.DisplayMetrics;
  43import android.util.Log;
  44import android.util.LruCache;
  45import android.util.Pair;
  46
  47import androidx.annotation.BoolRes;
  48import androidx.annotation.IntegerRes;
  49import androidx.core.app.RemoteInput;
  50import androidx.core.content.ContextCompat;
  51
  52import com.google.common.base.Objects;
  53import com.google.common.base.Strings;
  54
  55import org.conscrypt.Conscrypt;
  56import org.openintents.openpgp.IOpenPgpService2;
  57import org.openintents.openpgp.util.OpenPgpApi;
  58import org.openintents.openpgp.util.OpenPgpServiceConnection;
  59
  60import java.io.File;
  61import java.security.SecureRandom;
  62import java.security.Security;
  63import java.security.cert.CertificateException;
  64import java.security.cert.X509Certificate;
  65import java.util.ArrayList;
  66import java.util.Arrays;
  67import java.util.Collection;
  68import java.util.Collections;
  69import java.util.HashSet;
  70import java.util.Hashtable;
  71import java.util.Iterator;
  72import java.util.List;
  73import java.util.ListIterator;
  74import java.util.Map;
  75import java.util.Set;
  76import java.util.WeakHashMap;
  77import java.util.concurrent.CopyOnWriteArrayList;
  78import java.util.concurrent.CountDownLatch;
  79import java.util.concurrent.Executor;
  80import java.util.concurrent.Executors;
  81import java.util.concurrent.atomic.AtomicBoolean;
  82import java.util.concurrent.atomic.AtomicLong;
  83import java.util.concurrent.atomic.AtomicReference;
  84
  85import eu.siacs.conversations.Config;
  86import eu.siacs.conversations.R;
  87import eu.siacs.conversations.android.JabberIdContact;
  88import eu.siacs.conversations.crypto.OmemoSetting;
  89import eu.siacs.conversations.crypto.PgpDecryptionService;
  90import eu.siacs.conversations.crypto.PgpEngine;
  91import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  92import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  93import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  94import eu.siacs.conversations.entities.Account;
  95import eu.siacs.conversations.entities.Blockable;
  96import eu.siacs.conversations.entities.Bookmark;
  97import eu.siacs.conversations.entities.Contact;
  98import eu.siacs.conversations.entities.Conversation;
  99import eu.siacs.conversations.entities.Conversational;
 100import eu.siacs.conversations.entities.Message;
 101import eu.siacs.conversations.entities.MucOptions;
 102import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 103import eu.siacs.conversations.entities.Presence;
 104import eu.siacs.conversations.entities.PresenceTemplate;
 105import eu.siacs.conversations.entities.Roster;
 106import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 107import eu.siacs.conversations.generator.AbstractGenerator;
 108import eu.siacs.conversations.generator.IqGenerator;
 109import eu.siacs.conversations.generator.MessageGenerator;
 110import eu.siacs.conversations.generator.PresenceGenerator;
 111import eu.siacs.conversations.http.HttpConnectionManager;
 112import eu.siacs.conversations.parser.AbstractParser;
 113import eu.siacs.conversations.parser.IqParser;
 114import eu.siacs.conversations.parser.MessageParser;
 115import eu.siacs.conversations.parser.PresenceParser;
 116import eu.siacs.conversations.persistance.DatabaseBackend;
 117import eu.siacs.conversations.persistance.FileBackend;
 118import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 119import eu.siacs.conversations.ui.RtpSessionActivity;
 120import eu.siacs.conversations.ui.SettingsActivity;
 121import eu.siacs.conversations.ui.UiCallback;
 122import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 123import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 124import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 125import eu.siacs.conversations.utils.Compatibility;
 126import eu.siacs.conversations.utils.ConversationsFileObserver;
 127import eu.siacs.conversations.utils.CryptoHelper;
 128import eu.siacs.conversations.utils.EasyOnboardingInvite;
 129import eu.siacs.conversations.utils.ExceptionHelper;
 130import eu.siacs.conversations.utils.MimeUtils;
 131import eu.siacs.conversations.utils.PhoneHelper;
 132import eu.siacs.conversations.utils.QuickLoader;
 133import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 134import eu.siacs.conversations.utils.ReplacingTaskManager;
 135import eu.siacs.conversations.utils.Resolver;
 136import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 137import eu.siacs.conversations.utils.StringUtils;
 138import eu.siacs.conversations.utils.TorServiceUtils;
 139import eu.siacs.conversations.utils.WakeLockHelper;
 140import eu.siacs.conversations.utils.XmppUri;
 141import eu.siacs.conversations.xml.Element;
 142import eu.siacs.conversations.xml.LocalizedContent;
 143import eu.siacs.conversations.xml.Namespace;
 144import eu.siacs.conversations.xmpp.Jid;
 145import eu.siacs.conversations.xmpp.OnBindListener;
 146import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 147import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 148import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 149import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 150import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 151import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 152import eu.siacs.conversations.xmpp.OnStatusChanged;
 153import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 154import eu.siacs.conversations.xmpp.Patches;
 155import eu.siacs.conversations.xmpp.XmppConnection;
 156import eu.siacs.conversations.xmpp.chatstate.ChatState;
 157import eu.siacs.conversations.xmpp.forms.Data;
 158import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 159import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 160import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 161import eu.siacs.conversations.xmpp.jingle.Media;
 162import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 163import eu.siacs.conversations.xmpp.mam.MamReference;
 164import eu.siacs.conversations.xmpp.pep.Avatar;
 165import eu.siacs.conversations.xmpp.pep.PublishOptions;
 166import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 167import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 168import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 169import me.leolin.shortcutbadger.ShortcutBadger;
 170
 171public class XmppConnectionService extends Service {
 172
 173    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 174    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 175    public static final String ACTION_SNOOZE = "snooze";
 176    public static final String ACTION_CLEAR_NOTIFICATION = "clear_notification";
 177    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 178    public static final String ACTION_TRY_AGAIN = "try_again";
 179    public static final String ACTION_IDLE_PING = "idle_ping";
 180    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 181    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 182    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 183    public static final String ACTION_END_CALL = "end_call";
 184    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 185    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 186
 187    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 188
 189    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 190    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 191    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 192    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 193    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 194    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 195    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 196    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 197    private final IBinder mBinder = new XmppConnectionBinder();
 198    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 199    private final IqGenerator mIqGenerator = new IqGenerator(this);
 200    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 201    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 202    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 203    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 204        if (packet.getType() != IqPacket.TYPE.RESULT) {
 205            Element error = packet.findChild("error");
 206            String text = error != null ? error.findChildContent("text") : null;
 207            if (text != null) {
 208                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 209            }
 210        }
 211    };
 212    public DatabaseBackend databaseBackend;
 213    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 214    private long mLastActivity = 0;
 215    private final FileBackend fileBackend = new FileBackend(this);
 216    private MemorizingTrustManager mMemorizingTrustManager;
 217    private final NotificationService mNotificationService = new NotificationService(this);
 218    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 219    private final ShortcutService mShortcutService = new ShortcutService(this);
 220    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 221    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 222    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 223    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 224    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 225    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 226    private final IqParser mIqParser = new IqParser(this);
 227    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 228    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 229        Conversation conversation = find(getConversations(), contact);
 230        if (conversation != null) {
 231            if (online) {
 232                if (contact.getPresences().size() == 1) {
 233                    sendUnsentMessages(conversation);
 234                }
 235            }
 236        }
 237    };
 238    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 239    private List<Account> accounts;
 240    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 241    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 242    private final AvatarService mAvatarService = new AvatarService(this);
 243    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 244    private final PushManagementService mPushManagementService = new PushManagementService(this);
 245    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 246    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 247            Environment.getExternalStorageDirectory().getAbsolutePath()
 248    ) {
 249        @Override
 250        public void onEvent(final int event, final File file) {
 251            markFileDeleted(file);
 252        }
 253    };
 254    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 255
 256        @Override
 257        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 258            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 259                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 260                mJingleConnectionManager.updateProposedSessionDiscovered(
 261                        account,
 262                        to,
 263                        sessionId,
 264                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 265                );
 266            }
 267
 268
 269            final Jid bare = to.asBareJid();
 270
 271            for (final Conversation conversation : getConversations()) {
 272                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 273                    final Message message = conversation.findUnsentMessageWithUuid(id);
 274                    if (message != null) {
 275                        message.setStatus(Message.STATUS_SEND);
 276                        message.setErrorMessage(null);
 277                        databaseBackend.updateMessage(message, false);
 278                        return true;
 279                    }
 280                }
 281            }
 282            return false;
 283        }
 284    };
 285    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 286    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 287        @Override
 288        public void onCallStateChanged(final int state, final String phoneNumber) {
 289            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 290            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 291                mJingleConnectionManager.notifyPhoneCallStarted();
 292            }
 293        }
 294    };
 295
 296    private boolean destroyed = false;
 297
 298    private int unreadCount = -1;
 299
 300    //Ui callback listeners
 301    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 302    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 303    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 304    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 305    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 306    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 307    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 308    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 309    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 310
 311    private final Object LISTENER_LOCK = new Object();
 312
 313
 314    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 315
 316
 317    private final OnBindListener mOnBindListener = new OnBindListener() {
 318
 319        @Override
 320        public void onBind(final Account account) {
 321            synchronized (mInProgressAvatarFetches) {
 322                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 323                    final String KEY = iterator.next();
 324                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 325                        iterator.remove();
 326                    }
 327                }
 328            }
 329            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 330            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 331            if (loggedInSuccessfully || gainedFeature) {
 332                databaseBackend.updateAccount(account);
 333            }
 334
 335            if (loggedInSuccessfully) {
 336                if (!TextUtils.isEmpty(account.getDisplayName())) {
 337                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 338                    publishDisplayName(account);
 339                }
 340            }
 341
 342            account.getRoster().clearPresences();
 343            synchronized (account.inProgressConferenceJoins) {
 344                account.inProgressConferenceJoins.clear();
 345            }
 346            synchronized (account.inProgressConferencePings) {
 347                account.inProgressConferencePings.clear();
 348            }
 349            mJingleConnectionManager.notifyRebound(account);
 350            mQuickConversationsService.considerSyncBackground(false);
 351            fetchRosterFromServer(account);
 352
 353            final XmppConnection connection = account.getXmppConnection();
 354
 355            if (connection.getFeatures().bookmarks2()) {
 356                fetchBookmarks2(account);
 357            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 358                fetchBookmarks(account);
 359            }
 360            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 361            final boolean catchup = getMessageArchiveService().inCatchup(account);
 362            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 363                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 364                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 365                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 366                    }
 367                });
 368            }
 369            sendPresence(account);
 370            if (mPushManagementService.available(account)) {
 371                mPushManagementService.registerPushTokenOnServer(account);
 372            }
 373            connectMultiModeConversations(account);
 374            syncDirtyContacts(account);
 375
 376        }
 377    };
 378    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 379    private SecureRandom mRandom;
 380    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 381    private final OnStatusChanged statusListener = new OnStatusChanged() {
 382
 383        @Override
 384        public void onStatusChanged(final Account account) {
 385            XmppConnection connection = account.getXmppConnection();
 386            updateAccountUi();
 387
 388            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 389                mQuickConversationsService.signalAccountStateChange();
 390            }
 391
 392            if (account.getStatus() == Account.State.ONLINE) {
 393                synchronized (mLowPingTimeoutMode) {
 394                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 395                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 396                    }
 397                }
 398                if (account.setShowErrorNotification(true)) {
 399                    databaseBackend.updateAccount(account);
 400                }
 401                mMessageArchiveService.executePendingQueries(account);
 402                if (connection != null && connection.getFeatures().csi()) {
 403                    if (checkListeners()) {
 404                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 405                        connection.sendInactive();
 406                    } else {
 407                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 408                        connection.sendActive();
 409                    }
 410                }
 411                List<Conversation> conversations = getConversations();
 412                for (Conversation conversation : conversations) {
 413                    final boolean inProgressJoin;
 414                    synchronized (account.inProgressConferenceJoins) {
 415                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 416                    }
 417                    final boolean pendingJoin;
 418                    synchronized (account.pendingConferenceJoins) {
 419                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 420                    }
 421                    if (conversation.getAccount() == account
 422                            && !pendingJoin
 423                            && !inProgressJoin) {
 424                        sendUnsentMessages(conversation);
 425                    }
 426                }
 427                final List<Conversation> pendingLeaves;
 428                synchronized (account.pendingConferenceLeaves) {
 429                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 430                    account.pendingConferenceLeaves.clear();
 431
 432                }
 433                for (Conversation conversation : pendingLeaves) {
 434                    leaveMuc(conversation);
 435                }
 436                final List<Conversation> pendingJoins;
 437                synchronized (account.pendingConferenceJoins) {
 438                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 439                    account.pendingConferenceJoins.clear();
 440                }
 441                for (Conversation conversation : pendingJoins) {
 442                    joinMuc(conversation);
 443                }
 444                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 445            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 446                resetSendingToWaiting(account);
 447                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 448                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 449                    reconnectAccount(account, true, false);
 450                } else {
 451                    int timeToReconnect = mRandom.nextInt(10) + 2;
 452                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 453                }
 454            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 455                databaseBackend.updateAccount(account);
 456                reconnectAccount(account, true, false);
 457            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 458                resetSendingToWaiting(account);
 459                if (connection != null && account.getStatus().isAttemptReconnect()) {
 460                    final int next = connection.getTimeToNextAttempt();
 461                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 462                    if (next <= 0) {
 463                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 464                        reconnectAccount(account, true, false);
 465                    } else {
 466                        final int attempt = connection.getAttempt() + 1;
 467                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 468                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 469                    }
 470                }
 471            }
 472            getNotificationService().updateErrorNotification();
 473        }
 474    };
 475    private OpenPgpServiceConnection pgpServiceConnection;
 476    private PgpEngine mPgpEngine = null;
 477    private WakeLock wakeLock;
 478    private LruCache<String, Bitmap> mBitmapCache;
 479    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 480    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 481
 482    private static String generateFetchKey(Account account, final Avatar avatar) {
 483        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 484    }
 485
 486    private boolean isInLowPingTimeoutMode(Account account) {
 487        synchronized (mLowPingTimeoutMode) {
 488            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 489        }
 490    }
 491
 492    public void startForcingForegroundNotification() {
 493        mForceForegroundService.set(true);
 494        toggleForegroundService();
 495    }
 496
 497    public void stopForcingForegroundNotification() {
 498        mForceForegroundService.set(false);
 499        toggleForegroundService();
 500    }
 501
 502    public boolean areMessagesInitialized() {
 503        return this.restoredFromDatabaseLatch.getCount() == 0;
 504    }
 505
 506    public PgpEngine getPgpEngine() {
 507        if (!Config.supportOpenPgp()) {
 508            return null;
 509        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 510            if (this.mPgpEngine == null) {
 511                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 512                        getApplicationContext(),
 513                        pgpServiceConnection.getService()), this);
 514            }
 515            return mPgpEngine;
 516        } else {
 517            return null;
 518        }
 519
 520    }
 521
 522    public OpenPgpApi getOpenPgpApi() {
 523        if (!Config.supportOpenPgp()) {
 524            return null;
 525        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 526            return new OpenPgpApi(this, pgpServiceConnection.getService());
 527        } else {
 528            return null;
 529        }
 530    }
 531
 532    public FileBackend getFileBackend() {
 533        return this.fileBackend;
 534    }
 535
 536    public AvatarService getAvatarService() {
 537        return this.mAvatarService;
 538    }
 539
 540    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 541        int encryption = conversation.getNextEncryption();
 542        if (encryption == Message.ENCRYPTION_PGP) {
 543            encryption = Message.ENCRYPTION_DECRYPTED;
 544        }
 545        Message message = new Message(conversation, uri.toString(), encryption);
 546        Message.configurePrivateMessage(message);
 547        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 548            getPgpEngine().encrypt(message, callback);
 549        } else {
 550            sendMessage(message);
 551            callback.success(message);
 552        }
 553    }
 554
 555    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 556        final Message message;
 557        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 558            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 559        } else {
 560            message = new Message(conversation, "", conversation.getNextEncryption());
 561        }
 562        if (!Message.configurePrivateFileMessage(message)) {
 563            message.setCounterpart(conversation.getNextCounterpart());
 564            message.setType(Message.TYPE_FILE);
 565        }
 566        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 567        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 568        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 569        if (runnable.isVideoMessage()) {
 570            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 571        } else {
 572            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 573        }
 574    }
 575
 576    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 577        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 578        final String compressPictures = getCompressPicturesPreference();
 579
 580        if ("never".equals(compressPictures)
 581                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 582                || (mimeType != null && mimeType.endsWith("/gif"))
 583                || getFileBackend().unusualBounds(uri)) {
 584            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 585            attachFileToConversation(conversation, uri, mimeType, callback);
 586            return;
 587        }
 588        final Message message;
 589        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 590            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 591        } else {
 592            message = new Message(conversation, "", conversation.getNextEncryption());
 593        }
 594        if (!Message.configurePrivateFileMessage(message)) {
 595            message.setCounterpart(conversation.getNextCounterpart());
 596            message.setType(Message.TYPE_IMAGE);
 597        }
 598        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 599        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 600            try {
 601                getFileBackend().copyImageToPrivateStorage(message, uri);
 602            } catch (FileBackend.ImageCompressionException e) {
 603                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 604                attachFileToConversation(conversation, uri, mimeType, callback);
 605                return;
 606            } catch (final FileBackend.FileCopyException e) {
 607                callback.error(e.getResId(), message);
 608                return;
 609            }
 610            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 611                final PgpEngine pgpEngine = getPgpEngine();
 612                if (pgpEngine != null) {
 613                    pgpEngine.encrypt(message, callback);
 614                } else if (callback != null) {
 615                    callback.error(R.string.unable_to_connect_to_keychain, null);
 616                }
 617            } else {
 618                sendMessage(message);
 619                callback.success(message);
 620            }
 621        });
 622    }
 623
 624    public Conversation find(Bookmark bookmark) {
 625        return find(bookmark.getAccount(), bookmark.getJid());
 626    }
 627
 628    public Conversation find(final Account account, final Jid jid) {
 629        return find(getConversations(), account, jid);
 630    }
 631
 632    public boolean isMuc(final Account account, final Jid jid) {
 633        final Conversation c = find(account, jid);
 634        return c != null && c.getMode() == Conversational.MODE_MULTI;
 635    }
 636
 637    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 638        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 639    }
 640
 641    @Override
 642    public int onStartCommand(Intent intent, int flags, int startId) {
 643        final String action = intent == null ? null : intent.getAction();
 644        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 645        if (needsForegroundService) {
 646            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 647            toggleForegroundService(true);
 648        }
 649        String pushedAccountHash = null;
 650        boolean interactive = false;
 651        if (action != null) {
 652            final String uuid = intent.getStringExtra("uuid");
 653            switch (action) {
 654                case QuickConversationsService.SMS_RETRIEVED_ACTION:
 655                    mQuickConversationsService.handleSmsReceived(intent);
 656                    break;
 657                case ConnectivityManager.CONNECTIVITY_ACTION:
 658                    if (hasInternetConnection()) {
 659                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 660                            schedulePostConnectivityChange();
 661                        }
 662                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 663                            resetAllAttemptCounts(true, false);
 664                        }
 665                        Resolver.clearCache();
 666                    }
 667                    break;
 668                case Intent.ACTION_SHUTDOWN:
 669                    logoutAndSave(true);
 670                    return START_NOT_STICKY;
 671                case ACTION_CLEAR_NOTIFICATION:
 672                    mNotificationExecutor.execute(() -> {
 673                        try {
 674                            final Conversation c = findConversationByUuid(uuid);
 675                            if (c != null) {
 676                                mNotificationService.clear(c);
 677                            } else {
 678                                mNotificationService.clear();
 679                            }
 680                            restoredFromDatabaseLatch.await();
 681
 682                        } catch (InterruptedException e) {
 683                            Log.d(Config.LOGTAG, "unable to process clear notification");
 684                        }
 685                    });
 686                    break;
 687                case ACTION_DISMISS_CALL: {
 688                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 689                    Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 690                    mJingleConnectionManager.rejectRtpSession(sessionId);
 691                    break;
 692                }
 693                case TorServiceUtils.ACTION_STATUS:
 694                    final String status = intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 695                    //TODO port and host are in 'extras' - but this may not be a reliable source?
 696                    if ("ON".equals(status)) {
 697                        handleOrbotStartedEvent();
 698                        return START_STICKY;
 699                    }
 700                    break;
 701                case ACTION_END_CALL: {
 702                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 703                    Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 704                    mJingleConnectionManager.endRtpSession(sessionId);
 705                }
 706                break;
 707                case ACTION_PROVISION_ACCOUNT: {
 708                    final String address = intent.getStringExtra("address");
 709                    final String password = intent.getStringExtra("password");
 710                    if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 711                        break;
 712                    }
 713                    provisionAccount(address, password);
 714                    break;
 715                }
 716                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 717                    dismissErrorNotifications();
 718                    break;
 719                case ACTION_TRY_AGAIN:
 720                    resetAllAttemptCounts(false, true);
 721                    interactive = true;
 722                    break;
 723                case ACTION_REPLY_TO_CONVERSATION:
 724                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 725                    if (remoteInput == null) {
 726                        break;
 727                    }
 728                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 729                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 730                    final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 731                    if (body == null || body.length() <= 0) {
 732                        break;
 733                    }
 734                    mNotificationExecutor.execute(() -> {
 735                        try {
 736                            restoredFromDatabaseLatch.await();
 737                            final Conversation c = findConversationByUuid(uuid);
 738                            if (c != null) {
 739                                directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 740                            }
 741                        } catch (InterruptedException e) {
 742                            Log.d(Config.LOGTAG, "unable to process direct reply");
 743                        }
 744                    });
 745                    break;
 746                case ACTION_MARK_AS_READ:
 747                    mNotificationExecutor.execute(() -> {
 748                        final Conversation c = findConversationByUuid(uuid);
 749                        if (c == null) {
 750                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 751                            return;
 752                        }
 753                        try {
 754                            restoredFromDatabaseLatch.await();
 755                            sendReadMarker(c, null);
 756                        } catch (InterruptedException e) {
 757                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 758                        }
 759
 760                    });
 761                    break;
 762                case ACTION_SNOOZE:
 763                    mNotificationExecutor.execute(() -> {
 764                        final Conversation c = findConversationByUuid(uuid);
 765                        if (c == null) {
 766                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 767                            return;
 768                        }
 769                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 770                        mNotificationService.clear(c);
 771                        updateConversation(c);
 772                    });
 773                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 774                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 775                    if (dndOnSilentMode()) {
 776                        refreshAllPresences();
 777                    }
 778                    break;
 779                case Intent.ACTION_SCREEN_ON:
 780                    deactivateGracePeriod();
 781                case Intent.ACTION_USER_PRESENT:
 782                case Intent.ACTION_SCREEN_OFF:
 783                    if (awayWhenScreenLocked()) {
 784                        refreshAllPresences();
 785                    }
 786                    break;
 787                case ACTION_FCM_TOKEN_REFRESH:
 788                    refreshAllFcmTokens();
 789                    break;
 790                case ACTION_IDLE_PING:
 791                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 792                        scheduleNextIdlePing();
 793                    }
 794                    break;
 795                case ACTION_FCM_MESSAGE_RECEIVED:
 796                    pushedAccountHash = intent.getStringExtra("account");
 797                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 798                    break;
 799                case Intent.ACTION_SEND:
 800                    Uri uri = intent.getData();
 801                    if (uri != null) {
 802                        Log.d(Config.LOGTAG, "received uri permission for " + uri.toString());
 803                    }
 804                    return START_STICKY;
 805            }
 806        }
 807        synchronized (this) {
 808            WakeLockHelper.acquire(wakeLock);
 809            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 810            final HashSet<Account> pingCandidates = new HashSet<>();
 811            final String androidId = PhoneHelper.getAndroidId(this);
 812            for (Account account : accounts) {
 813                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 814                pingNow |= processAccountState(account,
 815                        interactive,
 816                        "ui".equals(action),
 817                        pushWasMeantForThisAccount,
 818                        pingCandidates);
 819            }
 820            if (pingNow) {
 821                for (Account account : pingCandidates) {
 822                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 823                    account.getXmppConnection().sendPing();
 824                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
 825                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 826                }
 827            }
 828            WakeLockHelper.release(wakeLock);
 829        }
 830        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 831            expireOldMessages();
 832        }
 833        return START_STICKY;
 834    }
 835
 836    private void handleOrbotStartedEvent() {
 837        for (final Account account : accounts) {
 838            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 839                reconnectAccount(account, true, false);
 840            }
 841        }
 842    }
 843
 844    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 845        boolean pingNow = false;
 846        if (account.getStatus().isAttemptReconnect()) {
 847            if (!hasInternetConnection()) {
 848                account.setStatus(Account.State.NO_INTERNET);
 849                if (statusListener != null) {
 850                    statusListener.onStatusChanged(account);
 851                }
 852            } else {
 853                if (account.getStatus() == Account.State.NO_INTERNET) {
 854                    account.setStatus(Account.State.OFFLINE);
 855                    if (statusListener != null) {
 856                        statusListener.onStatusChanged(account);
 857                    }
 858                }
 859                if (account.getStatus() == Account.State.ONLINE) {
 860                    synchronized (mLowPingTimeoutMode) {
 861                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 862                        long lastSent = account.getXmppConnection().getLastPingSent();
 863                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 864                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 865                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 866                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 867                        if (lastSent > lastReceived) {
 868                            if (pingTimeoutIn < 0) {
 869                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 870                                this.reconnectAccount(account, true, interactive);
 871                            } else {
 872                                int secs = (int) (pingTimeoutIn / 1000);
 873                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 874                            }
 875                        } else {
 876                            pingCandidates.add(account);
 877                            if (isAccountPushed) {
 878                                pingNow = true;
 879                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 880                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 881                                }
 882                            } else if (msToNextPing <= 0) {
 883                                pingNow = true;
 884                            } else {
 885                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 886                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 887                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 888                                }
 889                            }
 890                        }
 891                    }
 892                } else if (account.getStatus() == Account.State.OFFLINE) {
 893                    reconnectAccount(account, true, interactive);
 894                } else if (account.getStatus() == Account.State.CONNECTING) {
 895                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 896                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 897                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 898                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 899                    if (timeout < 0) {
 900                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 901                        account.getXmppConnection().resetAttemptCount(false);
 902                        reconnectAccount(account, true, interactive);
 903                    } else if (discoTimeout < 0) {
 904                        account.getXmppConnection().sendDiscoTimeout();
 905                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 906                    } else {
 907                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 908                    }
 909                } else {
 910                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 911                        reconnectAccount(account, true, interactive);
 912                    }
 913                }
 914            }
 915        }
 916        return pingNow;
 917    }
 918
 919    public void reinitializeMuclumbusService() {
 920        mChannelDiscoveryService.initializeMuclumbusService();
 921    }
 922
 923    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 924        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 925    }
 926
 927    public boolean isDataSaverDisabled() {
 928        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 929            ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 930            return !connectivityManager.isActiveNetworkMetered()
 931                    || connectivityManager.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 932        } else {
 933            return true;
 934        }
 935    }
 936
 937    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
 938        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
 939        final Message message = new Message(conversation, body, conversation.getNextEncryption());
 940        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
 941            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
 942        }
 943        message.markUnread();
 944        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 945            getPgpEngine().encrypt(message, new UiCallback<Message>() {
 946                @Override
 947                public void success(Message message) {
 948                    if (dismissAfterReply) {
 949                        markRead((Conversation) message.getConversation(), true);
 950                    } else {
 951                        mNotificationService.pushFromDirectReply(message);
 952                    }
 953                }
 954
 955                @Override
 956                public void error(int errorCode, Message object) {
 957
 958                }
 959
 960                @Override
 961                public void userInputRequired(PendingIntent pi, Message object) {
 962
 963                }
 964            });
 965        } else {
 966            sendMessage(message);
 967            if (dismissAfterReply) {
 968                markRead(conversation, true);
 969            } else {
 970                mNotificationService.pushFromDirectReply(message);
 971            }
 972        }
 973    }
 974
 975    private boolean dndOnSilentMode() {
 976        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
 977    }
 978
 979    private boolean manuallyChangePresence() {
 980        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
 981    }
 982
 983    private boolean treatVibrateAsSilent() {
 984        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
 985    }
 986
 987    private boolean awayWhenScreenLocked() {
 988        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
 989    }
 990
 991    private String getCompressPicturesPreference() {
 992        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
 993    }
 994
 995    private Presence.Status getTargetPresence() {
 996        if (dndOnSilentMode() && isPhoneSilenced()) {
 997            return Presence.Status.DND;
 998        } else if (awayWhenScreenLocked() && isScreenLocked()) {
 999            return Presence.Status.AWAY;
1000        } else {
1001            return Presence.Status.ONLINE;
1002        }
1003    }
1004
1005    public boolean isScreenLocked() {
1006        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1007        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1008        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1009        final boolean interactive = powerManager != null && powerManager.isInteractive();
1010        return locked || !interactive;
1011    }
1012
1013    private boolean isPhoneSilenced() {
1014        final boolean notificationDnd;
1015        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1016            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1017            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1018            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1019        } else {
1020            notificationDnd = false;
1021        }
1022        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1023        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1024        try {
1025            if (treatVibrateAsSilent()) {
1026                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1027            } else {
1028                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1029            }
1030        } catch (Throwable throwable) {
1031            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1032            return notificationDnd;
1033        }
1034    }
1035
1036    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1037        Log.d(Config.LOGTAG, "resetting all attempt counts");
1038        for (Account account : accounts) {
1039            if (account.hasErrorStatus() || reallyAll) {
1040                final XmppConnection connection = account.getXmppConnection();
1041                if (connection != null) {
1042                    connection.resetAttemptCount(retryImmediately);
1043                }
1044            }
1045            if (account.setShowErrorNotification(true)) {
1046                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1047            }
1048        }
1049        mNotificationService.updateErrorNotification();
1050    }
1051
1052    private void dismissErrorNotifications() {
1053        for (final Account account : this.accounts) {
1054            if (account.hasErrorStatus()) {
1055                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1056                if (account.setShowErrorNotification(false)) {
1057                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1058                }
1059            }
1060        }
1061    }
1062
1063    private void expireOldMessages() {
1064        expireOldMessages(false);
1065    }
1066
1067    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1068        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1069        mDatabaseWriterExecutor.execute(() -> {
1070            long timestamp = getAutomaticMessageDeletionDate();
1071            if (timestamp > 0) {
1072                databaseBackend.expireOldMessages(timestamp);
1073                synchronized (XmppConnectionService.this.conversations) {
1074                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1075                        conversation.expireOldMessages(timestamp);
1076                        if (resetHasMessagesLeftOnServer) {
1077                            conversation.messagesLoaded.set(true);
1078                            conversation.setHasMessagesLeftOnServer(true);
1079                        }
1080                    }
1081                }
1082                updateConversationUi();
1083            }
1084        });
1085    }
1086
1087    public boolean hasInternetConnection() {
1088        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1089        if (cm == null) {
1090            return true; //if internet connection can not be checked it is probably best to just try
1091        }
1092        try {
1093            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1094                final Network activeNetwork = cm.getActiveNetwork();
1095                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1096                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1097            } else {
1098                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1099                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1100            }
1101        } catch (final RuntimeException e) {
1102            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1103            return true; //if internet connection can not be checked it is probably best to just try
1104        }
1105    }
1106
1107    @SuppressLint("TrulyRandom")
1108    @Override
1109    public void onCreate() {
1110        if (Compatibility.runsTwentySix()) {
1111            mNotificationService.initializeChannels();
1112        }
1113        mChannelDiscoveryService.initializeMuclumbusService();
1114        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1115        toggleForegroundService();
1116        this.destroyed = false;
1117        OmemoSetting.load(this);
1118        ExceptionHelper.init(getApplicationContext());
1119        try {
1120            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1121        } catch (Throwable throwable) {
1122            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1123        }
1124        Resolver.init(this);
1125        this.mRandom = new SecureRandom();
1126        updateMemorizingTrustmanager();
1127        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1128        final int cacheSize = maxMemory / 8;
1129        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1130            @Override
1131            protected int sizeOf(final String key, final Bitmap bitmap) {
1132                return bitmap.getByteCount() / 1024;
1133            }
1134        };
1135        if (mLastActivity == 0) {
1136            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1137        }
1138
1139        Log.d(Config.LOGTAG, "initializing database...");
1140        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1141        Log.d(Config.LOGTAG, "restoring accounts...");
1142        this.accounts = databaseBackend.getAccounts();
1143        final SharedPreferences.Editor editor = getPreferences().edit();
1144        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1145            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1146            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1147        }
1148        final boolean hasEnabledAccounts = hasEnabledAccounts();
1149        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1150        editor.apply();
1151        toggleSetProfilePictureActivity(hasEnabledAccounts);
1152
1153        restoreFromDatabase();
1154
1155        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1156            startContactObserver();
1157        }
1158        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1159        if (Compatibility.hasStoragePermission(this)) {
1160            Log.d(Config.LOGTAG, "starting file observer");
1161            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1162            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1163        }
1164        if (Config.supportOpenPgp()) {
1165            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1166                @Override
1167                public void onBound(IOpenPgpService2 service) {
1168                    for (Account account : accounts) {
1169                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1170                        if (pgp != null) {
1171                            pgp.continueDecryption(true);
1172                        }
1173                    }
1174                }
1175
1176                @Override
1177                public void onError(Exception e) {
1178                }
1179            });
1180            this.pgpServiceConnection.bindToService();
1181        }
1182
1183        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1184        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1185
1186        toggleForegroundService();
1187        updateUnreadCountBadge();
1188        toggleScreenEventReceiver();
1189        final IntentFilter intentFilter = new IntentFilter();
1190        intentFilter.addAction(TorServiceUtils.ACTION_STATUS);
1191        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1192            scheduleNextIdlePing();
1193            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1194                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1195            }
1196            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1197        }
1198        registerReceiver(this.mInternalEventReceiver, intentFilter);
1199        mForceDuringOnCreate.set(false);
1200        toggleForegroundService();
1201        setupPhoneStateListener();
1202    }
1203
1204
1205    private void setupPhoneStateListener() {
1206        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1207        if (telephonyManager == null || Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1208            return;
1209        }
1210        telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1211    }
1212
1213    public boolean isPhoneInCall() {
1214        return isPhoneInCall.get();
1215    }
1216
1217    private void checkForDeletedFiles() {
1218        if (destroyed) {
1219            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1220            return;
1221        }
1222        final long start = SystemClock.elapsedRealtime();
1223        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1224        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1225        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1226            if (destroyed) {
1227                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1228                return;
1229            }
1230            final File file = fileBackend.getFileForPath(filePath.path);
1231            if (filePath.setDeleted(!file.exists())) {
1232                changed.add(filePath);
1233            }
1234        }
1235        final long duration = SystemClock.elapsedRealtime() - start;
1236        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1237        if (changed.size() > 0) {
1238            databaseBackend.markFilesAsChanged(changed);
1239            markChangedFiles(changed);
1240        }
1241    }
1242
1243    public void startContactObserver() {
1244        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1245            @Override
1246            public void onChange(boolean selfChange) {
1247                super.onChange(selfChange);
1248                if (restoredFromDatabaseLatch.getCount() == 0) {
1249                    loadPhoneContacts();
1250                }
1251            }
1252        });
1253    }
1254
1255    @Override
1256    public void onTrimMemory(int level) {
1257        super.onTrimMemory(level);
1258        if (level >= TRIM_MEMORY_COMPLETE) {
1259            Log.d(Config.LOGTAG, "clear cache due to low memory");
1260            getBitmapCache().evictAll();
1261        }
1262    }
1263
1264    @Override
1265    public void onDestroy() {
1266        try {
1267            unregisterReceiver(this.mInternalEventReceiver);
1268            unregisterReceiver(this.mInternalScreenEventReceiver);
1269        } catch (final IllegalArgumentException e) {
1270            //ignored
1271        }
1272        destroyed = false;
1273        fileObserver.stopWatching();
1274        super.onDestroy();
1275    }
1276
1277    public void restartFileObserver() {
1278        Log.d(Config.LOGTAG, "restarting file observer");
1279        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1280        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1281    }
1282
1283    public void toggleScreenEventReceiver() {
1284        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1285            final IntentFilter filter = new IntentFilter();
1286            filter.addAction(Intent.ACTION_SCREEN_ON);
1287            filter.addAction(Intent.ACTION_SCREEN_OFF);
1288            filter.addAction(Intent.ACTION_USER_PRESENT);
1289            registerReceiver(this.mInternalScreenEventReceiver, filter);
1290        } else {
1291            try {
1292                unregisterReceiver(this.mInternalScreenEventReceiver);
1293            } catch (IllegalArgumentException e) {
1294                //ignored
1295            }
1296        }
1297    }
1298
1299    public void toggleForegroundService() {
1300        toggleForegroundService(false);
1301    }
1302
1303    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1304        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1305        toggleForegroundService(false);
1306    }
1307
1308    public void removeOngoingCall() {
1309        ongoingCall.set(null);
1310        toggleForegroundService(false);
1311    }
1312
1313    private void toggleForegroundService(boolean force) {
1314        final boolean status;
1315        final OngoingCall ongoing = ongoingCall.get();
1316        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || ongoing != null || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1317            final Notification notification;
1318            final int id;
1319            if (ongoing != null) {
1320                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1321                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1322                startForeground(id, notification);
1323                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1324            } else {
1325                notification = this.mNotificationService.createForegroundNotification();
1326                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1327                startForeground(id, notification);
1328            }
1329
1330            if (!mForceForegroundService.get()) {
1331                mNotificationService.notify(id, notification);
1332            }
1333            status = true;
1334        } else {
1335            stopForeground(true);
1336            status = false;
1337        }
1338        if (!mForceForegroundService.get()) {
1339            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1340        }
1341        if (ongoing == null) {
1342            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1343        }
1344        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1345    }
1346
1347    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1348        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1349    }
1350
1351    @Override
1352    public void onTaskRemoved(final Intent rootIntent) {
1353        super.onTaskRemoved(rootIntent);
1354        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1355            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1356        } else {
1357            this.logoutAndSave(false);
1358        }
1359    }
1360
1361    private void logoutAndSave(boolean stop) {
1362        int activeAccounts = 0;
1363        for (final Account account : accounts) {
1364            if (account.getStatus() != Account.State.DISABLED) {
1365                databaseBackend.writeRoster(account.getRoster());
1366                activeAccounts++;
1367            }
1368            if (account.getXmppConnection() != null) {
1369                new Thread(() -> disconnect(account, false)).start();
1370            }
1371        }
1372        if (stop || activeAccounts == 0) {
1373            Log.d(Config.LOGTAG, "good bye");
1374            stopSelf();
1375        }
1376    }
1377
1378    private void schedulePostConnectivityChange() {
1379        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1380        if (alarmManager == null) {
1381            return;
1382        }
1383        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1384        final Intent intent = new Intent(this, EventReceiver.class);
1385        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1386        try {
1387            //TODO add immutable flag
1388            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, 0);
1389            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1390                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1391            } else {
1392                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1393            }
1394        } catch (RuntimeException e) {
1395            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1396        }
1397    }
1398
1399    public void scheduleWakeUpCall(int seconds, int requestCode) {
1400        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000;
1401        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1402        if (alarmManager == null) {
1403            return;
1404        }
1405        final Intent intent = new Intent(this, EventReceiver.class);
1406        intent.setAction("ping");
1407        try {
1408            final PendingIntent pendingIntent;
1409            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1410                pendingIntent =
1411                        PendingIntent.getBroadcast(
1412                                this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1413            } else {
1414                pendingIntent =
1415                        PendingIntent.getBroadcast(
1416                                this, requestCode, intent, 0);
1417            }
1418            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1419        } catch (RuntimeException e) {
1420            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1421        }
1422    }
1423
1424    @TargetApi(Build.VERSION_CODES.M)
1425    private void scheduleNextIdlePing() {
1426        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1427        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1428        if (alarmManager == null) {
1429            return;
1430        }
1431        final Intent intent = new Intent(this, EventReceiver.class);
1432        intent.setAction(ACTION_IDLE_PING);
1433        try {
1434            //TODO add immutable flag
1435            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
1436            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1437        } catch (RuntimeException e) {
1438            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1439        }
1440    }
1441
1442    public XmppConnection createConnection(final Account account) {
1443        final XmppConnection connection = new XmppConnection(account, this);
1444        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1445        connection.setOnStatusChangedListener(this.statusListener);
1446        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1447        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1448        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1449        connection.setOnBindListener(this.mOnBindListener);
1450        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1451        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1452        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1453        AxolotlService axolotlService = account.getAxolotlService();
1454        if (axolotlService != null) {
1455            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1456        }
1457        return connection;
1458    }
1459
1460    public void sendChatState(Conversation conversation) {
1461        if (sendChatStates()) {
1462            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1463            sendMessagePacket(conversation.getAccount(), packet);
1464        }
1465    }
1466
1467    private void sendFileMessage(final Message message, final boolean delay) {
1468        Log.d(Config.LOGTAG, "send file message");
1469        final Account account = message.getConversation().getAccount();
1470        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1471                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1472            mHttpConnectionManager.createNewUploadConnection(message, delay);
1473        } else {
1474            mJingleConnectionManager.startJingleFileTransfer(message);
1475        }
1476    }
1477
1478    public void sendMessage(final Message message) {
1479        sendMessage(message, false, false);
1480    }
1481
1482    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1483        final Account account = message.getConversation().getAccount();
1484        if (account.setShowErrorNotification(true)) {
1485            databaseBackend.updateAccount(account);
1486            mNotificationService.updateErrorNotification();
1487        }
1488        final Conversation conversation = (Conversation) message.getConversation();
1489        account.deactivateGracePeriod();
1490
1491
1492        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1493            final Contact contact = conversation.getContact();
1494            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1495                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1496                createContact(contact, true);
1497            }
1498        }
1499
1500        MessagePacket packet = null;
1501        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1502                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1503                && !message.edited();
1504        boolean saveInDb = addToConversation;
1505        message.setStatus(Message.STATUS_WAITING);
1506
1507        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1508            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1509                databaseBackend.updateConversation(conversation);
1510            }
1511        }
1512
1513        final boolean inProgressJoin = isJoinInProgress(conversation);
1514
1515
1516        if (account.isOnlineAndConnected() && !inProgressJoin) {
1517            switch (message.getEncryption()) {
1518                case Message.ENCRYPTION_NONE:
1519                    if (message.needsUploading()) {
1520                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1521                                || conversation.getMode() == Conversation.MODE_MULTI
1522                                || message.fixCounterpart()) {
1523                            this.sendFileMessage(message, delay);
1524                        } else {
1525                            break;
1526                        }
1527                    } else {
1528                        packet = mMessageGenerator.generateChat(message);
1529                    }
1530                    break;
1531                case Message.ENCRYPTION_PGP:
1532                case Message.ENCRYPTION_DECRYPTED:
1533                    if (message.needsUploading()) {
1534                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1535                                || conversation.getMode() == Conversation.MODE_MULTI
1536                                || message.fixCounterpart()) {
1537                            this.sendFileMessage(message, delay);
1538                        } else {
1539                            break;
1540                        }
1541                    } else {
1542                        packet = mMessageGenerator.generatePgpChat(message);
1543                    }
1544                    break;
1545                case Message.ENCRYPTION_AXOLOTL:
1546                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1547                    if (message.needsUploading()) {
1548                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1549                                || conversation.getMode() == Conversation.MODE_MULTI
1550                                || message.fixCounterpart()) {
1551                            this.sendFileMessage(message, delay);
1552                        } else {
1553                            break;
1554                        }
1555                    } else {
1556                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1557                        if (axolotlMessage == null) {
1558                            account.getAxolotlService().preparePayloadMessage(message, delay);
1559                        } else {
1560                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1561                        }
1562                    }
1563                    break;
1564
1565            }
1566            if (packet != null) {
1567                if (account.getXmppConnection().getFeatures().sm()
1568                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1569                    message.setStatus(Message.STATUS_UNSEND);
1570                } else {
1571                    message.setStatus(Message.STATUS_SEND);
1572                }
1573            }
1574        } else {
1575            switch (message.getEncryption()) {
1576                case Message.ENCRYPTION_DECRYPTED:
1577                    if (!message.needsUploading()) {
1578                        String pgpBody = message.getEncryptedBody();
1579                        String decryptedBody = message.getBody();
1580                        message.setBody(pgpBody); //TODO might throw NPE
1581                        message.setEncryption(Message.ENCRYPTION_PGP);
1582                        if (message.edited()) {
1583                            message.setBody(decryptedBody);
1584                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1585                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1586                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1587                            }
1588                            updateConversationUi();
1589                            return;
1590                        } else {
1591                            databaseBackend.createMessage(message);
1592                            saveInDb = false;
1593                            message.setBody(decryptedBody);
1594                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1595                        }
1596                    }
1597                    break;
1598                case Message.ENCRYPTION_AXOLOTL:
1599                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1600                    break;
1601            }
1602        }
1603
1604
1605        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1606        if (mucMessage) {
1607            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1608        }
1609
1610        if (resend) {
1611            if (packet != null && addToConversation) {
1612                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1613                    markMessage(message, Message.STATUS_UNSEND);
1614                } else {
1615                    markMessage(message, Message.STATUS_SEND);
1616                }
1617            }
1618        } else {
1619            if (addToConversation) {
1620                conversation.add(message);
1621            }
1622            if (saveInDb) {
1623                databaseBackend.createMessage(message);
1624            } else if (message.edited()) {
1625                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1626                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1627                }
1628            }
1629            updateConversationUi();
1630        }
1631        if (packet != null) {
1632            if (delay) {
1633                mMessageGenerator.addDelay(packet, message.getTimeSent());
1634            }
1635            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1636                if (this.sendChatStates()) {
1637                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1638                }
1639            }
1640            sendMessagePacket(account, packet);
1641        }
1642    }
1643
1644    private boolean isJoinInProgress(final Conversation conversation) {
1645        final Account account = conversation.getAccount();
1646        synchronized (account.inProgressConferenceJoins) {
1647            if (conversation.getMode() == Conversational.MODE_MULTI) {
1648                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1649                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1650                final boolean inProgressJoin = inProgress || pending;
1651                if (inProgressJoin) {
1652                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1653                }
1654                return inProgressJoin;
1655            } else {
1656                return false;
1657            }
1658        }
1659    }
1660
1661    private void sendUnsentMessages(final Conversation conversation) {
1662        conversation.findWaitingMessages(message -> resendMessage(message, true));
1663    }
1664
1665    public void resendMessage(final Message message, final boolean delay) {
1666        sendMessage(message, true, delay);
1667    }
1668
1669    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1670        final XmppConnection connection = account.getXmppConnection();
1671        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1672        if (jid == null) {
1673            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1674            return;
1675        }
1676        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1677        request.setTo(jid);
1678        final Element command = request.addChild("command", Namespace.COMMANDS);
1679        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1680        command.setAttribute("action", "execute");
1681        sendIqPacket(account, request, (a, response) -> {
1682            if (response.getType() == IqPacket.TYPE.RESULT) {
1683                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1684                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1685                if (x != null) {
1686                    final Data data = Data.parse(x);
1687                    final String uri = data.getValue("uri");
1688                    final String landingUrl = data.getValue("landing-url");
1689                    if (uri != null) {
1690                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1691                        callback.inviteRequested(invite);
1692                        return;
1693                    }
1694                }
1695                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1696                Log.d(Config.LOGTAG, response.toString());
1697            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1698                callback.inviteRequestFailed(IqParser.errorMessage(response));
1699            } else {
1700                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1701            }
1702        });
1703
1704    }
1705
1706    public void fetchRosterFromServer(final Account account) {
1707        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1708        if (!"".equals(account.getRosterVersion())) {
1709            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1710                    + ": fetching roster version " + account.getRosterVersion());
1711        } else {
1712            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1713        }
1714        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1715        sendIqPacket(account, iqPacket, mIqParser);
1716    }
1717
1718    public void fetchBookmarks(final Account account) {
1719        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1720        final Element query = iqPacket.query("jabber:iq:private");
1721        query.addChild("storage", Namespace.BOOKMARKS);
1722        final OnIqPacketReceived callback = (a, response) -> {
1723            if (response.getType() == IqPacket.TYPE.RESULT) {
1724                final Element query1 = response.query();
1725                final Element storage = query1.findChild("storage", "storage:bookmarks");
1726                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1727                processBookmarksInitial(a, bookmarks, false);
1728            } else {
1729                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1730            }
1731        };
1732        sendIqPacket(account, iqPacket, callback);
1733    }
1734
1735    public void fetchBookmarks2(final Account account) {
1736        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1737        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1738            @Override
1739            public void onIqPacketReceived(final Account account, final IqPacket response) {
1740                if (response.getType() == IqPacket.TYPE.RESULT) {
1741                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1742                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1743                    processBookmarksInitial(account, bookmarks, true);
1744                }
1745            }
1746        });
1747    }
1748
1749    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1750        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1751        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1752        for (Bookmark bookmark : bookmarks.values()) {
1753            previousBookmarks.remove(bookmark.getJid().asBareJid());
1754            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1755        }
1756        if (pep && synchronizeWithBookmarks) {
1757            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1758            for (Jid jid : previousBookmarks) {
1759                processDeletedBookmark(account, jid);
1760            }
1761        }
1762        account.setBookmarks(bookmarks);
1763    }
1764
1765    public void processDeletedBookmark(Account account, Jid jid) {
1766        final Conversation conversation = find(account, jid);
1767        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1768            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1769            archiveConversation(conversation, false);
1770        }
1771    }
1772
1773    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1774        final Account account = bookmark.getAccount();
1775        Conversation conversation = find(bookmark);
1776        if (conversation != null) {
1777            if (conversation.getMode() != Conversation.MODE_MULTI) {
1778                return;
1779            }
1780            bookmark.setConversation(conversation);
1781            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1782                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1783                archiveConversation(conversation, false);
1784            } else {
1785                final MucOptions mucOptions = conversation.getMucOptions();
1786                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1787                    final String current = mucOptions.getActualNick();
1788                    final String proposed = mucOptions.getProposedNick();
1789                    if (current != null && !current.equals(proposed)) {
1790                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1791                        joinMuc(conversation);
1792                    }
1793                }
1794            }
1795        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1796            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1797            bookmark.setConversation(conversation);
1798        }
1799    }
1800
1801    public void processModifiedBookmark(Bookmark bookmark) {
1802        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1803        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1804    }
1805
1806    public void createBookmark(final Account account, final Bookmark bookmark) {
1807        account.putBookmark(bookmark);
1808        final XmppConnection connection = account.getXmppConnection();
1809        if (connection == null) {
1810            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1811        } else if (connection.getFeatures().bookmarks2()) {
1812            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1813            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1814        } else if (connection.getFeatures().bookmarksConversion()) {
1815            pushBookmarksPep(account);
1816        } else {
1817            pushBookmarksPrivateXml(account);
1818        }
1819    }
1820
1821    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1822        account.removeBookmark(bookmark);
1823        final XmppConnection connection = account.getXmppConnection();
1824        if (connection.getFeatures().bookmarks2()) {
1825            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1826            sendIqPacket(account, request, (a, response) -> {
1827                if (response.getType() == IqPacket.TYPE.ERROR) {
1828                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1829                }
1830            });
1831        } else if (connection.getFeatures().bookmarksConversion()) {
1832            pushBookmarksPep(account);
1833        } else {
1834            pushBookmarksPrivateXml(account);
1835        }
1836    }
1837
1838    private void pushBookmarksPrivateXml(Account account) {
1839        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1840        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1841        Element query = iqPacket.query("jabber:iq:private");
1842        Element storage = query.addChild("storage", "storage:bookmarks");
1843        for (Bookmark bookmark : account.getBookmarks()) {
1844            storage.addChild(bookmark);
1845        }
1846        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1847    }
1848
1849    private void pushBookmarksPep(Account account) {
1850        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1851        Element storage = new Element("storage", "storage:bookmarks");
1852        for (Bookmark bookmark : account.getBookmarks()) {
1853            storage.addChild(bookmark);
1854        }
1855        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1856
1857    }
1858
1859    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1860        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1861
1862    }
1863
1864    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1865        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1866        sendIqPacket(account, packet, (a, response) -> {
1867            if (response.getType() == IqPacket.TYPE.RESULT) {
1868                return;
1869            }
1870            if (retry && PublishOptions.preconditionNotMet(response)) {
1871                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1872                    @Override
1873                    public void onPushSucceeded() {
1874                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1875                    }
1876
1877                    @Override
1878                    public void onPushFailed() {
1879                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1880                    }
1881                });
1882            } else {
1883                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
1884            }
1885        });
1886    }
1887
1888    private void restoreFromDatabase() {
1889        synchronized (this.conversations) {
1890            final Map<String, Account> accountLookupTable = new Hashtable<>();
1891            for (Account account : this.accounts) {
1892                accountLookupTable.put(account.getUuid(), account);
1893            }
1894            Log.d(Config.LOGTAG, "restoring conversations...");
1895            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1896            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1897            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1898                Conversation conversation = iterator.next();
1899                Account account = accountLookupTable.get(conversation.getAccountUuid());
1900                if (account != null) {
1901                    conversation.setAccount(account);
1902                } else {
1903                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1904                    iterator.remove();
1905                }
1906            }
1907            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1908            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1909            Runnable runnable = () -> {
1910                if (DatabaseBackend.requiresMessageIndexRebuild()) {
1911                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
1912                }
1913                final long deletionDate = getAutomaticMessageDeletionDate();
1914                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1915                if (deletionDate > 0) {
1916                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1917                    databaseBackend.expireOldMessages(deletionDate);
1918                }
1919                Log.d(Config.LOGTAG, "restoring roster...");
1920                for (Account account : accounts) {
1921                    databaseBackend.readRoster(account.getRoster());
1922                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1923                }
1924                getBitmapCache().evictAll();
1925                loadPhoneContacts();
1926                Log.d(Config.LOGTAG, "restoring messages...");
1927                final long startMessageRestore = SystemClock.elapsedRealtime();
1928                final Conversation quickLoad = QuickLoader.get(this.conversations);
1929                if (quickLoad != null) {
1930                    restoreMessages(quickLoad);
1931                    updateConversationUi();
1932                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1933                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1934                }
1935                for (Conversation conversation : this.conversations) {
1936                    if (quickLoad != conversation) {
1937                        restoreMessages(conversation);
1938                    }
1939                }
1940                mNotificationService.finishBacklog(false);
1941                restoredFromDatabaseLatch.countDown();
1942                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1943                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
1944                updateConversationUi();
1945            };
1946            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
1947        }
1948    }
1949
1950    private void restoreMessages(Conversation conversation) {
1951        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
1952        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
1953        conversation.findUnreadMessages(mNotificationService::pushFromBacklog);
1954    }
1955
1956    public void loadPhoneContacts() {
1957        mContactMergerExecutor.execute(() -> {
1958            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
1959            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
1960            for (Account account : accounts) {
1961                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
1962                for (JabberIdContact jidContact : contacts.values()) {
1963                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
1964                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
1965                    if (needsCacheClean) {
1966                        getAvatarService().clear(contact);
1967                    }
1968                    withSystemAccounts.remove(contact);
1969                }
1970                for (Contact contact : withSystemAccounts) {
1971                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
1972                    if (needsCacheClean) {
1973                        getAvatarService().clear(contact);
1974                    }
1975                }
1976            }
1977            Log.d(Config.LOGTAG, "finished merging phone contacts");
1978            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
1979            updateRosterUi();
1980            mQuickConversationsService.considerSync();
1981        });
1982    }
1983
1984
1985    public void syncRoster(final Account account) {
1986        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
1987    }
1988
1989    public List<Conversation> getConversations() {
1990        return this.conversations;
1991    }
1992
1993    private void markFileDeleted(final File file) {
1994        synchronized (FILENAMES_TO_IGNORE_DELETION) {
1995            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
1996                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
1997                return;
1998            }
1999        }
2000        final boolean isInternalFile = fileBackend.isInternalFile(file);
2001        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2002        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2003        markUuidsAsDeletedFiles(uuids);
2004    }
2005
2006    private void markUuidsAsDeletedFiles(List<String> uuids) {
2007        boolean deleted = false;
2008        for (Conversation conversation : getConversations()) {
2009            deleted |= conversation.markAsDeleted(uuids);
2010        }
2011        for (final String uuid : uuids) {
2012            evictPreview(uuid);
2013        }
2014        if (deleted) {
2015            updateConversationUi();
2016        }
2017    }
2018
2019    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2020        boolean changed = false;
2021        for (Conversation conversation : getConversations()) {
2022            changed |= conversation.markAsChanged(infos);
2023        }
2024        if (changed) {
2025            updateConversationUi();
2026        }
2027    }
2028
2029    public void populateWithOrderedConversations(final List<Conversation> list) {
2030        populateWithOrderedConversations(list, true, true);
2031    }
2032
2033    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2034        populateWithOrderedConversations(list, includeNoFileUpload, true);
2035    }
2036
2037    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2038        final List<String> orderedUuids;
2039        if (sort) {
2040            orderedUuids = null;
2041        } else {
2042            orderedUuids = new ArrayList<>();
2043            for (Conversation conversation : list) {
2044                orderedUuids.add(conversation.getUuid());
2045            }
2046        }
2047        list.clear();
2048        if (includeNoFileUpload) {
2049            list.addAll(getConversations());
2050        } else {
2051            for (Conversation conversation : getConversations()) {
2052                if (conversation.getMode() == Conversation.MODE_SINGLE
2053                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2054                    list.add(conversation);
2055                }
2056            }
2057        }
2058        try {
2059            if (orderedUuids != null) {
2060                Collections.sort(list, (a, b) -> {
2061                    final int indexA = orderedUuids.indexOf(a.getUuid());
2062                    final int indexB = orderedUuids.indexOf(b.getUuid());
2063                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2064                        return a.compareTo(b);
2065                    }
2066                    return indexA - indexB;
2067                });
2068            } else {
2069                Collections.sort(list);
2070            }
2071        } catch (IllegalArgumentException e) {
2072            //ignore
2073        }
2074    }
2075
2076    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2077        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2078            return;
2079        } else if (timestamp == 0) {
2080            return;
2081        }
2082        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2083        final Runnable runnable = () -> {
2084            final Account account = conversation.getAccount();
2085            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2086            if (messages.size() > 0) {
2087                conversation.addAll(0, messages);
2088                callback.onMoreMessagesLoaded(messages.size(), conversation);
2089            } else if (conversation.hasMessagesLeftOnServer()
2090                    && account.isOnlineAndConnected()
2091                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2092                final boolean mamAvailable;
2093                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2094                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2095                } else {
2096                    mamAvailable = conversation.getMucOptions().mamSupport();
2097                }
2098                if (mamAvailable) {
2099                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2100                    if (query != null) {
2101                        query.setCallback(callback);
2102                        callback.informUser(R.string.fetching_history_from_server);
2103                    } else {
2104                        callback.informUser(R.string.not_fetching_history_retention_period);
2105                    }
2106
2107                }
2108            }
2109        };
2110        mDatabaseReaderExecutor.execute(runnable);
2111    }
2112
2113    public List<Account> getAccounts() {
2114        return this.accounts;
2115    }
2116
2117
2118    /**
2119     * 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)
2120     */
2121    public List<Conversation> findAllConferencesWith(Contact contact) {
2122        final ArrayList<Conversation> results = new ArrayList<>();
2123        for (final Conversation c : conversations) {
2124            if (c.getMode() != Conversation.MODE_MULTI) {
2125                continue;
2126            }
2127            final MucOptions mucOptions = c.getMucOptions();
2128            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2129                results.add(c);
2130            }
2131        }
2132        return results;
2133    }
2134
2135    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2136        for (final Conversation conversation : haystack) {
2137            if (conversation.getContact() == contact) {
2138                return conversation;
2139            }
2140        }
2141        return null;
2142    }
2143
2144    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2145        if (jid == null) {
2146            return null;
2147        }
2148        for (final Conversation conversation : haystack) {
2149            if ((account == null || conversation.getAccount() == account)
2150                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2151                return conversation;
2152            }
2153        }
2154        return null;
2155    }
2156
2157    public boolean isConversationsListEmpty(final Conversation ignore) {
2158        synchronized (this.conversations) {
2159            final int size = this.conversations.size();
2160            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2161        }
2162    }
2163
2164    public boolean isConversationStillOpen(final Conversation conversation) {
2165        synchronized (this.conversations) {
2166            for (Conversation current : this.conversations) {
2167                if (current == conversation) {
2168                    return true;
2169                }
2170            }
2171        }
2172        return false;
2173    }
2174
2175    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2176        return this.findOrCreateConversation(account, jid, muc, false, async);
2177    }
2178
2179    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2180        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2181    }
2182
2183    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2184        synchronized (this.conversations) {
2185            Conversation conversation = find(account, jid);
2186            if (conversation != null) {
2187                return conversation;
2188            }
2189            conversation = databaseBackend.findConversation(account, jid);
2190            final boolean loadMessagesFromDb;
2191            if (conversation != null) {
2192                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2193                conversation.setAccount(account);
2194                if (muc) {
2195                    conversation.setMode(Conversation.MODE_MULTI);
2196                    conversation.setContactJid(jid);
2197                } else {
2198                    conversation.setMode(Conversation.MODE_SINGLE);
2199                    conversation.setContactJid(jid.asBareJid());
2200                }
2201                databaseBackend.updateConversation(conversation);
2202                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2203            } else {
2204                String conversationName;
2205                Contact contact = account.getRoster().getContact(jid);
2206                if (contact != null) {
2207                    conversationName = contact.getDisplayName();
2208                } else {
2209                    conversationName = jid.getLocal();
2210                }
2211                if (muc) {
2212                    conversation = new Conversation(conversationName, account, jid,
2213                            Conversation.MODE_MULTI);
2214                } else {
2215                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2216                            Conversation.MODE_SINGLE);
2217                }
2218                this.databaseBackend.createConversation(conversation);
2219                loadMessagesFromDb = false;
2220            }
2221            final Conversation c = conversation;
2222            final Runnable runnable = () -> {
2223                if (loadMessagesFromDb) {
2224                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2225                    updateConversationUi();
2226                    c.messagesLoaded.set(true);
2227                }
2228                if (account.getXmppConnection() != null
2229                        && !c.getContact().isBlocked()
2230                        && account.getXmppConnection().getFeatures().mam()
2231                        && !muc) {
2232                    if (query == null) {
2233                        mMessageArchiveService.query(c);
2234                    } else {
2235                        if (query.getConversation() == null) {
2236                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2237                        }
2238                    }
2239                }
2240                if (joinAfterCreate) {
2241                    joinMuc(c);
2242                }
2243            };
2244            if (async) {
2245                mDatabaseReaderExecutor.execute(runnable);
2246            } else {
2247                runnable.run();
2248            }
2249            this.conversations.add(conversation);
2250            updateConversationUi();
2251            return conversation;
2252        }
2253    }
2254
2255    public void archiveConversation(Conversation conversation) {
2256        archiveConversation(conversation, true);
2257    }
2258
2259    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2260        getNotificationService().clear(conversation);
2261        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2262        conversation.setNextMessage(null);
2263        synchronized (this.conversations) {
2264            getMessageArchiveService().kill(conversation);
2265            if (conversation.getMode() == Conversation.MODE_MULTI) {
2266                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2267                    final Bookmark bookmark = conversation.getBookmark();
2268                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2269                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2270                            Account account = bookmark.getAccount();
2271                            bookmark.setConversation(null);
2272                            deleteBookmark(account, bookmark);
2273                        } else if (bookmark.autojoin()) {
2274                            bookmark.setAutojoin(false);
2275                            createBookmark(bookmark.getAccount(), bookmark);
2276                        }
2277                    }
2278                }
2279                leaveMuc(conversation);
2280            } else {
2281                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2282                    stopPresenceUpdatesTo(conversation.getContact());
2283                }
2284            }
2285            updateConversation(conversation);
2286            this.conversations.remove(conversation);
2287            updateConversationUi();
2288        }
2289    }
2290
2291    public void stopPresenceUpdatesTo(Contact contact) {
2292        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2293        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2294        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2295    }
2296
2297    public void createAccount(final Account account) {
2298        account.initAccountServices(this);
2299        databaseBackend.createAccount(account);
2300        this.accounts.add(account);
2301        this.reconnectAccountInBackground(account);
2302        updateAccountUi();
2303        syncEnabledAccountSetting();
2304        toggleForegroundService();
2305    }
2306
2307    private void syncEnabledAccountSetting() {
2308        final boolean hasEnabledAccounts = hasEnabledAccounts();
2309        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2310        toggleSetProfilePictureActivity(hasEnabledAccounts);
2311    }
2312
2313    private void toggleSetProfilePictureActivity(final boolean enabled) {
2314        try {
2315            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2316            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2317            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2318        } catch (IllegalStateException e) {
2319            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2320        }
2321    }
2322
2323    private void provisionAccount(final String address, final String password) {
2324        final Jid jid = Jid.ofEscaped(address);
2325        final Account account = new Account(jid, password);
2326        account.setOption(Account.OPTION_DISABLED, true);
2327        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2328        createAccount(account);
2329    }
2330
2331    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2332        new Thread(() -> {
2333            try {
2334                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2335                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2336                if (cert == null) {
2337                    callback.informUser(R.string.unable_to_parse_certificate);
2338                    return;
2339                }
2340                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2341                if (info == null) {
2342                    callback.informUser(R.string.certificate_does_not_contain_jid);
2343                    return;
2344                }
2345                if (findAccountByJid(info.first) == null) {
2346                    final Account account = new Account(info.first, "");
2347                    account.setPrivateKeyAlias(alias);
2348                    account.setOption(Account.OPTION_DISABLED, true);
2349                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2350                    account.setDisplayName(info.second);
2351                    createAccount(account);
2352                    callback.onAccountCreated(account);
2353                    if (Config.X509_VERIFICATION) {
2354                        try {
2355                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2356                        } catch (CertificateException e) {
2357                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2358                        }
2359                    }
2360                } else {
2361                    callback.informUser(R.string.account_already_exists);
2362                }
2363            } catch (Exception e) {
2364                callback.informUser(R.string.unable_to_parse_certificate);
2365            }
2366        }).start();
2367
2368    }
2369
2370    public void updateKeyInAccount(final Account account, final String alias) {
2371        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2372        try {
2373            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2374            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2375            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2376            if (info == null) {
2377                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2378                return;
2379            }
2380            if (account.getJid().asBareJid().equals(info.first)) {
2381                account.setPrivateKeyAlias(alias);
2382                account.setDisplayName(info.second);
2383                databaseBackend.updateAccount(account);
2384                if (Config.X509_VERIFICATION) {
2385                    try {
2386                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2387                    } catch (CertificateException e) {
2388                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2389                    }
2390                    account.getAxolotlService().regenerateKeys(true);
2391                }
2392            } else {
2393                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2394            }
2395        } catch (Exception e) {
2396            e.printStackTrace();
2397        }
2398    }
2399
2400    public boolean updateAccount(final Account account) {
2401        if (databaseBackend.updateAccount(account)) {
2402            account.setShowErrorNotification(true);
2403            this.statusListener.onStatusChanged(account);
2404            databaseBackend.updateAccount(account);
2405            reconnectAccountInBackground(account);
2406            updateAccountUi();
2407            getNotificationService().updateErrorNotification();
2408            toggleForegroundService();
2409            syncEnabledAccountSetting();
2410            mChannelDiscoveryService.cleanCache();
2411            return true;
2412        } else {
2413            return false;
2414        }
2415    }
2416
2417    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2418        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2419        sendIqPacket(account, iq, (a, packet) -> {
2420            if (packet.getType() == IqPacket.TYPE.RESULT) {
2421                a.setPassword(newPassword);
2422                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2423                databaseBackend.updateAccount(a);
2424                callback.onPasswordChangeSucceeded();
2425            } else {
2426                callback.onPasswordChangeFailed();
2427            }
2428        });
2429    }
2430
2431    public void deleteAccount(final Account account) {
2432        final boolean connected = account.getStatus() == Account.State.ONLINE;
2433        synchronized (this.conversations) {
2434            if (connected) {
2435                account.getAxolotlService().deleteOmemoIdentity();
2436            }
2437            for (final Conversation conversation : conversations) {
2438                if (conversation.getAccount() == account) {
2439                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2440                        if (connected) {
2441                            leaveMuc(conversation);
2442                        }
2443                    }
2444                    conversations.remove(conversation);
2445                    mNotificationService.clear(conversation);
2446                }
2447            }
2448            if (account.getXmppConnection() != null) {
2449                new Thread(() -> disconnect(account, !connected)).start();
2450            }
2451            final Runnable runnable = () -> {
2452                if (!databaseBackend.deleteAccount(account)) {
2453                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2454                }
2455            };
2456            mDatabaseWriterExecutor.execute(runnable);
2457            this.accounts.remove(account);
2458            this.mRosterSyncTaskManager.clear(account);
2459            updateAccountUi();
2460            mNotificationService.updateErrorNotification();
2461            syncEnabledAccountSetting();
2462            toggleForegroundService();
2463        }
2464    }
2465
2466    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2467        final boolean remainingListeners;
2468        synchronized (LISTENER_LOCK) {
2469            remainingListeners = checkListeners();
2470            if (!this.mOnConversationUpdates.add(listener)) {
2471                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2472            }
2473            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2474        }
2475        if (remainingListeners) {
2476            switchToForeground();
2477        }
2478    }
2479
2480    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2481        final boolean remainingListeners;
2482        synchronized (LISTENER_LOCK) {
2483            this.mOnConversationUpdates.remove(listener);
2484            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2485            remainingListeners = checkListeners();
2486        }
2487        if (remainingListeners) {
2488            switchToBackground();
2489        }
2490    }
2491
2492    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2493        final boolean remainingListeners;
2494        synchronized (LISTENER_LOCK) {
2495            remainingListeners = checkListeners();
2496            if (!this.mOnShowErrorToasts.add(listener)) {
2497                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2498            }
2499        }
2500        if (remainingListeners) {
2501            switchToForeground();
2502        }
2503    }
2504
2505    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2506        final boolean remainingListeners;
2507        synchronized (LISTENER_LOCK) {
2508            this.mOnShowErrorToasts.remove(onShowErrorToast);
2509            remainingListeners = checkListeners();
2510        }
2511        if (remainingListeners) {
2512            switchToBackground();
2513        }
2514    }
2515
2516    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2517        final boolean remainingListeners;
2518        synchronized (LISTENER_LOCK) {
2519            remainingListeners = checkListeners();
2520            if (!this.mOnAccountUpdates.add(listener)) {
2521                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2522            }
2523        }
2524        if (remainingListeners) {
2525            switchToForeground();
2526        }
2527    }
2528
2529    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2530        final boolean remainingListeners;
2531        synchronized (LISTENER_LOCK) {
2532            this.mOnAccountUpdates.remove(listener);
2533            remainingListeners = checkListeners();
2534        }
2535        if (remainingListeners) {
2536            switchToBackground();
2537        }
2538    }
2539
2540    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2541        final boolean remainingListeners;
2542        synchronized (LISTENER_LOCK) {
2543            remainingListeners = checkListeners();
2544            if (!this.mOnCaptchaRequested.add(listener)) {
2545                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2546            }
2547        }
2548        if (remainingListeners) {
2549            switchToForeground();
2550        }
2551    }
2552
2553    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2554        final boolean remainingListeners;
2555        synchronized (LISTENER_LOCK) {
2556            this.mOnCaptchaRequested.remove(listener);
2557            remainingListeners = checkListeners();
2558        }
2559        if (remainingListeners) {
2560            switchToBackground();
2561        }
2562    }
2563
2564    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2565        final boolean remainingListeners;
2566        synchronized (LISTENER_LOCK) {
2567            remainingListeners = checkListeners();
2568            if (!this.mOnRosterUpdates.add(listener)) {
2569                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2570            }
2571        }
2572        if (remainingListeners) {
2573            switchToForeground();
2574        }
2575    }
2576
2577    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2578        final boolean remainingListeners;
2579        synchronized (LISTENER_LOCK) {
2580            this.mOnRosterUpdates.remove(listener);
2581            remainingListeners = checkListeners();
2582        }
2583        if (remainingListeners) {
2584            switchToBackground();
2585        }
2586    }
2587
2588    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2589        final boolean remainingListeners;
2590        synchronized (LISTENER_LOCK) {
2591            remainingListeners = checkListeners();
2592            if (!this.mOnUpdateBlocklist.add(listener)) {
2593                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2594            }
2595        }
2596        if (remainingListeners) {
2597            switchToForeground();
2598        }
2599    }
2600
2601    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2602        final boolean remainingListeners;
2603        synchronized (LISTENER_LOCK) {
2604            this.mOnUpdateBlocklist.remove(listener);
2605            remainingListeners = checkListeners();
2606        }
2607        if (remainingListeners) {
2608            switchToBackground();
2609        }
2610    }
2611
2612    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2613        final boolean remainingListeners;
2614        synchronized (LISTENER_LOCK) {
2615            remainingListeners = checkListeners();
2616            if (!this.mOnKeyStatusUpdated.add(listener)) {
2617                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2618            }
2619        }
2620        if (remainingListeners) {
2621            switchToForeground();
2622        }
2623    }
2624
2625    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2626        final boolean remainingListeners;
2627        synchronized (LISTENER_LOCK) {
2628            this.mOnKeyStatusUpdated.remove(listener);
2629            remainingListeners = checkListeners();
2630        }
2631        if (remainingListeners) {
2632            switchToBackground();
2633        }
2634    }
2635
2636    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2637        final boolean remainingListeners;
2638        synchronized (LISTENER_LOCK) {
2639            remainingListeners = checkListeners();
2640            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2641                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2642            }
2643        }
2644        if (remainingListeners) {
2645            switchToForeground();
2646        }
2647    }
2648
2649    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2650        final boolean remainingListeners;
2651        synchronized (LISTENER_LOCK) {
2652            this.onJingleRtpConnectionUpdate.remove(listener);
2653            remainingListeners = checkListeners();
2654        }
2655        if (remainingListeners) {
2656            switchToBackground();
2657        }
2658    }
2659
2660    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2661        final boolean remainingListeners;
2662        synchronized (LISTENER_LOCK) {
2663            remainingListeners = checkListeners();
2664            if (!this.mOnMucRosterUpdate.add(listener)) {
2665                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2666            }
2667        }
2668        if (remainingListeners) {
2669            switchToForeground();
2670        }
2671    }
2672
2673    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2674        final boolean remainingListeners;
2675        synchronized (LISTENER_LOCK) {
2676            this.mOnMucRosterUpdate.remove(listener);
2677            remainingListeners = checkListeners();
2678        }
2679        if (remainingListeners) {
2680            switchToBackground();
2681        }
2682    }
2683
2684    public boolean checkListeners() {
2685        return (this.mOnAccountUpdates.size() == 0
2686                && this.mOnConversationUpdates.size() == 0
2687                && this.mOnRosterUpdates.size() == 0
2688                && this.mOnCaptchaRequested.size() == 0
2689                && this.mOnMucRosterUpdate.size() == 0
2690                && this.mOnUpdateBlocklist.size() == 0
2691                && this.mOnShowErrorToasts.size() == 0
2692                && this.onJingleRtpConnectionUpdate.size() == 0
2693                && this.mOnKeyStatusUpdated.size() == 0);
2694    }
2695
2696    private void switchToForeground() {
2697        final boolean broadcastLastActivity = broadcastLastActivity();
2698        for (Conversation conversation : getConversations()) {
2699            if (conversation.getMode() == Conversation.MODE_MULTI) {
2700                conversation.getMucOptions().resetChatState();
2701            } else {
2702                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2703            }
2704        }
2705        for (Account account : getAccounts()) {
2706            if (account.getStatus() == Account.State.ONLINE) {
2707                account.deactivateGracePeriod();
2708                final XmppConnection connection = account.getXmppConnection();
2709                if (connection != null) {
2710                    if (connection.getFeatures().csi()) {
2711                        connection.sendActive();
2712                    }
2713                    if (broadcastLastActivity) {
2714                        sendPresence(account, false); //send new presence but don't include idle because we are not
2715                    }
2716                }
2717            }
2718        }
2719        Log.d(Config.LOGTAG, "app switched into foreground");
2720    }
2721
2722    private void switchToBackground() {
2723        final boolean broadcastLastActivity = broadcastLastActivity();
2724        if (broadcastLastActivity) {
2725            mLastActivity = System.currentTimeMillis();
2726            final SharedPreferences.Editor editor = getPreferences().edit();
2727            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2728            editor.apply();
2729        }
2730        for (Account account : getAccounts()) {
2731            if (account.getStatus() == Account.State.ONLINE) {
2732                XmppConnection connection = account.getXmppConnection();
2733                if (connection != null) {
2734                    if (broadcastLastActivity) {
2735                        sendPresence(account, true);
2736                    }
2737                    if (connection.getFeatures().csi()) {
2738                        connection.sendInactive();
2739                    }
2740                }
2741            }
2742        }
2743        this.mNotificationService.setIsInForeground(false);
2744        Log.d(Config.LOGTAG, "app switched into background");
2745    }
2746
2747    private void connectMultiModeConversations(Account account) {
2748        List<Conversation> conversations = getConversations();
2749        for (Conversation conversation : conversations) {
2750            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2751                joinMuc(conversation);
2752            }
2753        }
2754    }
2755
2756    public void mucSelfPingAndRejoin(final Conversation conversation) {
2757        final Account account = conversation.getAccount();
2758        synchronized (account.inProgressConferenceJoins) {
2759            if (account.inProgressConferenceJoins.contains(conversation)) {
2760                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2761                return;
2762            }
2763        }
2764        synchronized (account.inProgressConferencePings) {
2765            if (!account.inProgressConferencePings.add(conversation)) {
2766                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2767                return;
2768            }
2769        }
2770        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2771        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2772        ping.setTo(self);
2773        ping.addChild("ping", Namespace.PING);
2774        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2775            if (response.getType() == IqPacket.TYPE.ERROR) {
2776                Element error = response.findChild("error");
2777                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2778                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2779                } else {
2780                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2781                    joinMuc(conversation);
2782                }
2783            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2784                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2785            }
2786            synchronized (account.inProgressConferencePings) {
2787                account.inProgressConferencePings.remove(conversation);
2788            }
2789        });
2790    }
2791
2792    public void joinMuc(Conversation conversation) {
2793        joinMuc(conversation, null, false);
2794    }
2795
2796    public void joinMuc(Conversation conversation, boolean followedInvite) {
2797        joinMuc(conversation, null, followedInvite);
2798    }
2799
2800    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2801        joinMuc(conversation, onConferenceJoined, false);
2802    }
2803
2804    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2805        final Account account = conversation.getAccount();
2806        synchronized (account.pendingConferenceJoins) {
2807            account.pendingConferenceJoins.remove(conversation);
2808        }
2809        synchronized (account.pendingConferenceLeaves) {
2810            account.pendingConferenceLeaves.remove(conversation);
2811        }
2812        if (account.getStatus() == Account.State.ONLINE) {
2813            synchronized (account.inProgressConferenceJoins) {
2814                account.inProgressConferenceJoins.add(conversation);
2815            }
2816            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2817                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2818            }
2819            conversation.resetMucOptions();
2820            if (onConferenceJoined != null) {
2821                conversation.getMucOptions().flagNoAutoPushConfiguration();
2822            }
2823            conversation.setHasMessagesLeftOnServer(false);
2824            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2825
2826                private void join(Conversation conversation) {
2827                    Account account = conversation.getAccount();
2828                    final MucOptions mucOptions = conversation.getMucOptions();
2829
2830                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2831                        synchronized (account.inProgressConferenceJoins) {
2832                            account.inProgressConferenceJoins.remove(conversation);
2833                        }
2834                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2835                        updateConversationUi();
2836                        if (onConferenceJoined != null) {
2837                            onConferenceJoined.onConferenceJoined(conversation);
2838                        }
2839                        return;
2840                    }
2841
2842                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2843                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2844                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2845                    packet.setTo(joinJid);
2846                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2847                    if (conversation.getMucOptions().getPassword() != null) {
2848                        x.addChild("password").setContent(mucOptions.getPassword());
2849                    }
2850
2851                    if (mucOptions.mamSupport()) {
2852                        // Use MAM instead of the limited muc history to get history
2853                        x.addChild("history").setAttribute("maxchars", "0");
2854                    } else {
2855                        // Fallback to muc history
2856                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2857                    }
2858                    sendPresencePacket(account, packet);
2859                    if (onConferenceJoined != null) {
2860                        onConferenceJoined.onConferenceJoined(conversation);
2861                    }
2862                    if (!joinJid.equals(conversation.getJid())) {
2863                        conversation.setContactJid(joinJid);
2864                        databaseBackend.updateConversation(conversation);
2865                    }
2866
2867                    if (mucOptions.mamSupport()) {
2868                        getMessageArchiveService().catchupMUC(conversation);
2869                    }
2870                    if (mucOptions.isPrivateAndNonAnonymous()) {
2871                        fetchConferenceMembers(conversation);
2872
2873                        if (followedInvite) {
2874                            final Bookmark bookmark = conversation.getBookmark();
2875                            if (bookmark != null) {
2876                                if (!bookmark.autojoin()) {
2877                                    bookmark.setAutojoin(true);
2878                                    createBookmark(account, bookmark);
2879                                }
2880                            } else {
2881                                saveConversationAsBookmark(conversation, null);
2882                            }
2883                        }
2884                    }
2885                    synchronized (account.inProgressConferenceJoins) {
2886                        account.inProgressConferenceJoins.remove(conversation);
2887                        sendUnsentMessages(conversation);
2888                    }
2889                }
2890
2891                @Override
2892                public void onConferenceConfigurationFetched(Conversation conversation) {
2893                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2894                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2895                        return;
2896                    }
2897                    join(conversation);
2898                }
2899
2900                @Override
2901                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
2902                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2903                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2904                        return;
2905                    }
2906                    if ("remote-server-not-found".equals(errorCondition)) {
2907                        synchronized (account.inProgressConferenceJoins) {
2908                            account.inProgressConferenceJoins.remove(conversation);
2909                        }
2910                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2911                        updateConversationUi();
2912                    } else {
2913                        join(conversation);
2914                        fetchConferenceConfiguration(conversation);
2915                    }
2916                }
2917            });
2918            updateConversationUi();
2919        } else {
2920            synchronized (account.pendingConferenceJoins) {
2921                account.pendingConferenceJoins.add(conversation);
2922            }
2923            conversation.resetMucOptions();
2924            conversation.setHasMessagesLeftOnServer(false);
2925            updateConversationUi();
2926        }
2927    }
2928
2929    private void fetchConferenceMembers(final Conversation conversation) {
2930        final Account account = conversation.getAccount();
2931        final AxolotlService axolotlService = account.getAxolotlService();
2932        final String[] affiliations = {"member", "admin", "owner"};
2933        OnIqPacketReceived callback = new OnIqPacketReceived() {
2934
2935            private int i = 0;
2936            private boolean success = true;
2937
2938            @Override
2939            public void onIqPacketReceived(Account account, IqPacket packet) {
2940                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
2941                Element query = packet.query("http://jabber.org/protocol/muc#admin");
2942                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
2943                    for (Element child : query.getChildren()) {
2944                        if ("item".equals(child.getName())) {
2945                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
2946                            if (!user.realJidMatchesAccount()) {
2947                                boolean isNew = conversation.getMucOptions().updateUser(user);
2948                                Contact contact = user.getContact();
2949                                if (omemoEnabled
2950                                        && isNew
2951                                        && user.getRealJid() != null
2952                                        && (contact == null || !contact.mutualPresenceSubscription())
2953                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
2954                                    axolotlService.fetchDeviceIds(user.getRealJid());
2955                                }
2956                            }
2957                        }
2958                    }
2959                } else {
2960                    success = false;
2961                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
2962                }
2963                ++i;
2964                if (i >= affiliations.length) {
2965                    List<Jid> members = conversation.getMucOptions().getMembers(true);
2966                    if (success) {
2967                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
2968                        boolean changed = false;
2969                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
2970                            Jid jid = iterator.next();
2971                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
2972                                iterator.remove();
2973                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
2974                                changed = true;
2975                            }
2976                        }
2977                        if (changed) {
2978                            conversation.setAcceptedCryptoTargets(cryptoTargets);
2979                            updateConversation(conversation);
2980                        }
2981                    }
2982                    getAvatarService().clear(conversation);
2983                    updateMucRosterUi();
2984                    updateConversationUi();
2985                }
2986            }
2987        };
2988        for (String affiliation : affiliations) {
2989            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
2990        }
2991        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
2992    }
2993
2994    public void providePasswordForMuc(Conversation conversation, String password) {
2995        if (conversation.getMode() == Conversation.MODE_MULTI) {
2996            conversation.getMucOptions().setPassword(password);
2997            if (conversation.getBookmark() != null) {
2998                final Bookmark bookmark = conversation.getBookmark();
2999                if (synchronizeWithBookmarks()) {
3000                    bookmark.setAutojoin(true);
3001                }
3002                createBookmark(conversation.getAccount(), bookmark);
3003            }
3004            updateConversation(conversation);
3005            joinMuc(conversation);
3006        }
3007    }
3008
3009    private boolean hasEnabledAccounts() {
3010        if (this.accounts == null) {
3011            return false;
3012        }
3013        for (Account account : this.accounts) {
3014            if (account.isEnabled()) {
3015                return true;
3016            }
3017        }
3018        return false;
3019    }
3020
3021
3022    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3023        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3024    }
3025
3026    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3027        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3028    }
3029
3030
3031    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3032        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3033    }
3034
3035    public void persistSelfNick(MucOptions.User self) {
3036        final Conversation conversation = self.getConversation();
3037        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3038        Jid full = self.getFullJid();
3039        if (!full.equals(conversation.getJid())) {
3040            Log.d(Config.LOGTAG, "nick changed. updating");
3041            conversation.setContactJid(full);
3042            databaseBackend.updateConversation(conversation);
3043        }
3044
3045        final Bookmark bookmark = conversation.getBookmark();
3046        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3047        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3048            final Account account = conversation.getAccount();
3049            final String defaultNick = MucOptions.defaultNick(account);
3050            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3051                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3052                return;
3053            }
3054            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3055            bookmark.setNick(full.getResource());
3056            createBookmark(bookmark.getAccount(), bookmark);
3057        }
3058    }
3059
3060    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3061        final MucOptions options = conversation.getMucOptions();
3062        final Jid joinJid = options.createJoinJid(nick);
3063        if (joinJid == null) {
3064            return false;
3065        }
3066        if (options.online()) {
3067            Account account = conversation.getAccount();
3068            options.setOnRenameListener(new OnRenameListener() {
3069
3070                @Override
3071                public void onSuccess() {
3072                    callback.success(conversation);
3073                }
3074
3075                @Override
3076                public void onFailure() {
3077                    callback.error(R.string.nick_in_use, conversation);
3078                }
3079            });
3080
3081            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3082            packet.setTo(joinJid);
3083            sendPresencePacket(account, packet);
3084        } else {
3085            conversation.setContactJid(joinJid);
3086            databaseBackend.updateConversation(conversation);
3087            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3088                Bookmark bookmark = conversation.getBookmark();
3089                if (bookmark != null) {
3090                    bookmark.setNick(nick);
3091                    createBookmark(bookmark.getAccount(), bookmark);
3092                }
3093                joinMuc(conversation);
3094            }
3095        }
3096        return true;
3097    }
3098
3099    public void leaveMuc(Conversation conversation) {
3100        leaveMuc(conversation, false);
3101    }
3102
3103    private void leaveMuc(Conversation conversation, boolean now) {
3104        final Account account = conversation.getAccount();
3105        synchronized (account.pendingConferenceJoins) {
3106            account.pendingConferenceJoins.remove(conversation);
3107        }
3108        synchronized (account.pendingConferenceLeaves) {
3109            account.pendingConferenceLeaves.remove(conversation);
3110        }
3111        if (account.getStatus() == Account.State.ONLINE || now) {
3112            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3113            conversation.getMucOptions().setOffline();
3114            Bookmark bookmark = conversation.getBookmark();
3115            if (bookmark != null) {
3116                bookmark.setConversation(null);
3117            }
3118            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3119        } else {
3120            synchronized (account.pendingConferenceLeaves) {
3121                account.pendingConferenceLeaves.add(conversation);
3122            }
3123        }
3124    }
3125
3126    public String findConferenceServer(final Account account) {
3127        String server;
3128        if (account.getXmppConnection() != null) {
3129            server = account.getXmppConnection().getMucServer();
3130            if (server != null) {
3131                return server;
3132            }
3133        }
3134        for (Account other : getAccounts()) {
3135            if (other != account && other.getXmppConnection() != null) {
3136                server = other.getXmppConnection().getMucServer();
3137                if (server != null) {
3138                    return server;
3139                }
3140            }
3141        }
3142        return null;
3143    }
3144
3145
3146    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3147        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3148            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3149            if (!TextUtils.isEmpty(name)) {
3150                configuration.putString("muc#roomconfig_roomname", name);
3151            }
3152            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3153                @Override
3154                public void onPushSucceeded() {
3155                    saveConversationAsBookmark(conversation, name);
3156                    callback.success(conversation);
3157                }
3158
3159                @Override
3160                public void onPushFailed() {
3161                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3162                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3163                    } else {
3164                        callback.error(R.string.joined_an_existing_channel, conversation);
3165                    }
3166                }
3167            });
3168        });
3169    }
3170
3171    public boolean createAdhocConference(final Account account,
3172                                         final String name,
3173                                         final Iterable<Jid> jids,
3174                                         final UiCallback<Conversation> callback) {
3175        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3176        if (account.getStatus() == Account.State.ONLINE) {
3177            try {
3178                String server = findConferenceServer(account);
3179                if (server == null) {
3180                    if (callback != null) {
3181                        callback.error(R.string.no_conference_server_found, null);
3182                    }
3183                    return false;
3184                }
3185                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3186                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3187                joinMuc(conversation, new OnConferenceJoined() {
3188                    @Override
3189                    public void onConferenceJoined(final Conversation conversation) {
3190                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3191                        if (!TextUtils.isEmpty(name)) {
3192                            configuration.putString("muc#roomconfig_roomname", name);
3193                        }
3194                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3195                            @Override
3196                            public void onPushSucceeded() {
3197                                for (Jid invite : jids) {
3198                                    invite(conversation, invite);
3199                                }
3200                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3201                                    Jid other = account.getJid().withResource(resource);
3202                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3203                                    directInvite(conversation, other);
3204                                }
3205                                saveConversationAsBookmark(conversation, name);
3206                                if (callback != null) {
3207                                    callback.success(conversation);
3208                                }
3209                            }
3210
3211                            @Override
3212                            public void onPushFailed() {
3213                                archiveConversation(conversation);
3214                                if (callback != null) {
3215                                    callback.error(R.string.conference_creation_failed, conversation);
3216                                }
3217                            }
3218                        });
3219                    }
3220                });
3221                return true;
3222            } catch (IllegalArgumentException e) {
3223                if (callback != null) {
3224                    callback.error(R.string.conference_creation_failed, null);
3225                }
3226                return false;
3227            }
3228        } else {
3229            if (callback != null) {
3230                callback.error(R.string.not_connected_try_again, null);
3231            }
3232            return false;
3233        }
3234    }
3235
3236    public void fetchConferenceConfiguration(final Conversation conversation) {
3237        fetchConferenceConfiguration(conversation, null);
3238    }
3239
3240    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3241        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3242        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3243            @Override
3244            public void onIqPacketReceived(Account account, IqPacket packet) {
3245                if (packet.getType() == IqPacket.TYPE.RESULT) {
3246                    final MucOptions mucOptions = conversation.getMucOptions();
3247                    final Bookmark bookmark = conversation.getBookmark();
3248                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3249
3250                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3251                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3252                        updateConversation(conversation);
3253                    }
3254
3255                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3256                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3257                            createBookmark(account, bookmark);
3258                        }
3259                    }
3260
3261
3262                    if (callback != null) {
3263                        callback.onConferenceConfigurationFetched(conversation);
3264                    }
3265
3266
3267                    updateConversationUi();
3268                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3269                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3270                } else {
3271                    if (callback != null) {
3272                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3273                    }
3274                }
3275            }
3276        });
3277    }
3278
3279    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3280        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3281    }
3282
3283    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3284        Log.d(Config.LOGTAG, "pushing node configuration");
3285        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3286            @Override
3287            public void onIqPacketReceived(Account account, IqPacket packet) {
3288                if (packet.getType() == IqPacket.TYPE.RESULT) {
3289                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3290                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3291                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3292                    if (x != null) {
3293                        Data data = Data.parse(x);
3294                        data.submit(options);
3295                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3296                            @Override
3297                            public void onIqPacketReceived(Account account, IqPacket packet) {
3298                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3299                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3300                                    callback.onPushSucceeded();
3301                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3302                                    callback.onPushFailed();
3303                                }
3304                            }
3305                        });
3306                    } else if (callback != null) {
3307                        callback.onPushFailed();
3308                    }
3309                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3310                    callback.onPushFailed();
3311                }
3312            }
3313        });
3314    }
3315
3316    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3317        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3318            conversation.setAttribute("accept_non_anonymous", true);
3319            updateConversation(conversation);
3320        }
3321        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3322            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3323            options.putString("members_by_default", moderated ? "0" : "1");
3324        }
3325        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3326        request.setTo(conversation.getJid().asBareJid());
3327        request.query("http://jabber.org/protocol/muc#owner");
3328        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3329            @Override
3330            public void onIqPacketReceived(Account account, IqPacket packet) {
3331                if (packet.getType() == IqPacket.TYPE.RESULT) {
3332                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3333                    data.submit(options);
3334                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3335                    set.setTo(conversation.getJid().asBareJid());
3336                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3337                    sendIqPacket(account, set, new OnIqPacketReceived() {
3338                        @Override
3339                        public void onIqPacketReceived(Account account, IqPacket packet) {
3340                            if (callback != null) {
3341                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3342                                    callback.onPushSucceeded();
3343                                } else {
3344                                    callback.onPushFailed();
3345                                }
3346                            }
3347                        }
3348                    });
3349                } else {
3350                    if (callback != null) {
3351                        callback.onPushFailed();
3352                    }
3353                }
3354            }
3355        });
3356    }
3357
3358    public void pushSubjectToConference(final Conversation conference, final String subject) {
3359        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3360        this.sendMessagePacket(conference.getAccount(), packet);
3361    }
3362
3363    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3364        final Jid jid = user.asBareJid();
3365        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3366        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3367            if (response.getType() == IqPacket.TYPE.RESULT) {
3368                conference.getMucOptions().changeAffiliation(jid, affiliation);
3369                getAvatarService().clear(conference);
3370                if (callback != null) {
3371                    callback.onAffiliationChangedSuccessful(jid);
3372                } else {
3373                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3374                }
3375            } else if (callback != null) {
3376                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3377            } else {
3378                Log.d(Config.LOGTAG, "unable to change affiliation");
3379            }
3380        });
3381    }
3382
3383    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3384        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3385        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3386            if (packet.getType() != IqPacket.TYPE.RESULT) {
3387                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3388            }
3389        });
3390    }
3391
3392    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3393        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3394        request.setTo(conversation.getJid().asBareJid());
3395        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3396        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3397            @Override
3398            public void onIqPacketReceived(Account account, IqPacket packet) {
3399                if (packet.getType() == IqPacket.TYPE.RESULT) {
3400                    if (callback != null) {
3401                        callback.onRoomDestroySucceeded();
3402                    }
3403                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3404                    if (callback != null) {
3405                        callback.onRoomDestroyFailed();
3406                    }
3407                }
3408            }
3409        });
3410    }
3411
3412    private void disconnect(Account account, boolean force) {
3413        if ((account.getStatus() == Account.State.ONLINE)
3414                || (account.getStatus() == Account.State.DISABLED)) {
3415            final XmppConnection connection = account.getXmppConnection();
3416            if (!force) {
3417                List<Conversation> conversations = getConversations();
3418                for (Conversation conversation : conversations) {
3419                    if (conversation.getAccount() == account) {
3420                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3421                            leaveMuc(conversation, true);
3422                        }
3423                    }
3424                }
3425                sendOfflinePresence(account);
3426            }
3427            connection.disconnect(force);
3428        }
3429    }
3430
3431    @Override
3432    public IBinder onBind(Intent intent) {
3433        return mBinder;
3434    }
3435
3436    public void updateMessage(Message message) {
3437        updateMessage(message, true);
3438    }
3439
3440    public void updateMessage(Message message, boolean includeBody) {
3441        databaseBackend.updateMessage(message, includeBody);
3442        updateConversationUi();
3443    }
3444
3445    public void createMessageAsync(final Message message) {
3446        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3447    }
3448
3449    public void updateMessage(Message message, String uuid) {
3450        if (!databaseBackend.updateMessage(message, uuid)) {
3451            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3452        }
3453        updateConversationUi();
3454    }
3455
3456    protected void syncDirtyContacts(Account account) {
3457        for (Contact contact : account.getRoster().getContacts()) {
3458            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3459                pushContactToServer(contact);
3460            }
3461            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3462                deleteContactOnServer(contact);
3463            }
3464        }
3465    }
3466
3467    public void createContact(final Contact contact, final boolean autoGrant) {
3468        createContact(contact, autoGrant, null);
3469    }
3470
3471    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3472        if (autoGrant) {
3473            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3474            contact.setOption(Contact.Options.ASKING);
3475        }
3476        pushContactToServer(contact, preAuth);
3477    }
3478
3479    public void pushContactToServer(final Contact contact) {
3480        pushContactToServer(contact, null);
3481    }
3482
3483    private void pushContactToServer(final Contact contact, final String preAuth) {
3484        contact.resetOption(Contact.Options.DIRTY_DELETE);
3485        contact.setOption(Contact.Options.DIRTY_PUSH);
3486        final Account account = contact.getAccount();
3487        if (account.getStatus() == Account.State.ONLINE) {
3488            final boolean ask = contact.getOption(Contact.Options.ASKING);
3489            final boolean sendUpdates = contact
3490                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3491                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3492            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3493            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3494            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3495            if (sendUpdates) {
3496                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3497            }
3498            if (ask) {
3499                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3500            }
3501        } else {
3502            syncRoster(contact.getAccount());
3503        }
3504    }
3505
3506    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3507        new Thread(() -> {
3508            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3509            final int size = Config.AVATAR_SIZE;
3510            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3511            if (avatar != null) {
3512                if (!getFileBackend().save(avatar)) {
3513                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3514                    return;
3515                }
3516                avatar.owner = conversation.getJid().asBareJid();
3517                publishMucAvatar(conversation, avatar, callback);
3518            } else {
3519                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3520            }
3521        }).start();
3522    }
3523
3524    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3525        new Thread(() -> {
3526            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3527            final int size = Config.AVATAR_SIZE;
3528            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3529            if (avatar != null) {
3530                if (!getFileBackend().save(avatar)) {
3531                    Log.d(Config.LOGTAG, "unable to save vcard");
3532                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3533                    return;
3534                }
3535                publishAvatar(account, avatar, callback);
3536            } else {
3537                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3538            }
3539        }).start();
3540
3541    }
3542
3543    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3544        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3545        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3546            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3547            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3548                Element vcard = response.findChild("vCard", "vcard-temp");
3549                if (vcard == null) {
3550                    vcard = new Element("vCard", "vcard-temp");
3551                }
3552                Element photo = vcard.findChild("PHOTO");
3553                if (photo == null) {
3554                    photo = vcard.addChild("PHOTO");
3555                }
3556                photo.clearChildren();
3557                photo.addChild("TYPE").setContent(avatar.type);
3558                photo.addChild("BINVAL").setContent(avatar.image);
3559                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3560                publication.setTo(conversation.getJid().asBareJid());
3561                publication.addChild(vcard);
3562                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3563                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3564                        callback.onAvatarPublicationSucceeded();
3565                    } else {
3566                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3567                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3568                    }
3569                });
3570            } else {
3571                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3572                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3573            }
3574        });
3575    }
3576
3577    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3578        final Bundle options;
3579        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3580            options = PublishOptions.openAccess();
3581        } else {
3582            options = null;
3583        }
3584        publishAvatar(account, avatar, options, true, callback);
3585    }
3586
3587    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3588        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3589        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3590        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3591
3592            @Override
3593            public void onIqPacketReceived(Account account, IqPacket result) {
3594                if (result.getType() == IqPacket.TYPE.RESULT) {
3595                    publishAvatarMetadata(account, avatar, options, true, callback);
3596                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3597                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3598                        @Override
3599                        public void onPushSucceeded() {
3600                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3601                            publishAvatar(account, avatar, options, false, callback);
3602                        }
3603
3604                        @Override
3605                        public void onPushFailed() {
3606                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3607                            publishAvatar(account, avatar, null, false, callback);
3608                        }
3609                    });
3610                } else {
3611                    Element error = result.findChild("error");
3612                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3613                    if (callback != null) {
3614                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3615                    }
3616                }
3617            }
3618        });
3619    }
3620
3621    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3622        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3623        sendIqPacket(account, packet, new OnIqPacketReceived() {
3624            @Override
3625            public void onIqPacketReceived(Account account, IqPacket result) {
3626                if (result.getType() == IqPacket.TYPE.RESULT) {
3627                    if (account.setAvatar(avatar.getFilename())) {
3628                        getAvatarService().clear(account);
3629                        databaseBackend.updateAccount(account);
3630                        notifyAccountAvatarHasChanged(account);
3631                    }
3632                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3633                    if (callback != null) {
3634                        callback.onAvatarPublicationSucceeded();
3635                    }
3636                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3637                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3638                        @Override
3639                        public void onPushSucceeded() {
3640                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3641                            publishAvatarMetadata(account, avatar, options, false, callback);
3642                        }
3643
3644                        @Override
3645                        public void onPushFailed() {
3646                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3647                            publishAvatarMetadata(account, avatar, null, false, callback);
3648                        }
3649                    });
3650                } else {
3651                    if (callback != null) {
3652                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3653                    }
3654                }
3655            }
3656        });
3657    }
3658
3659    public void republishAvatarIfNeeded(Account account) {
3660        if (account.getAxolotlService().isPepBroken()) {
3661            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3662            return;
3663        }
3664        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3665        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3666
3667            private Avatar parseAvatar(IqPacket packet) {
3668                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3669                if (pubsub != null) {
3670                    Element items = pubsub.findChild("items");
3671                    if (items != null) {
3672                        return Avatar.parseMetadata(items);
3673                    }
3674                }
3675                return null;
3676            }
3677
3678            private boolean errorIsItemNotFound(IqPacket packet) {
3679                Element error = packet.findChild("error");
3680                return packet.getType() == IqPacket.TYPE.ERROR
3681                        && error != null
3682                        && error.hasChild("item-not-found");
3683            }
3684
3685            @Override
3686            public void onIqPacketReceived(Account account, IqPacket packet) {
3687                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3688                    Avatar serverAvatar = parseAvatar(packet);
3689                    if (serverAvatar == null && account.getAvatar() != null) {
3690                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3691                        if (avatar != null) {
3692                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3693                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3694                        } else {
3695                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3696                        }
3697                    }
3698                }
3699            }
3700        });
3701    }
3702
3703    public void fetchAvatar(Account account, Avatar avatar) {
3704        fetchAvatar(account, avatar, null);
3705    }
3706
3707    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3708        final String KEY = generateFetchKey(account, avatar);
3709        synchronized (this.mInProgressAvatarFetches) {
3710            if (mInProgressAvatarFetches.add(KEY)) {
3711                switch (avatar.origin) {
3712                    case PEP:
3713                        this.mInProgressAvatarFetches.add(KEY);
3714                        fetchAvatarPep(account, avatar, callback);
3715                        break;
3716                    case VCARD:
3717                        this.mInProgressAvatarFetches.add(KEY);
3718                        fetchAvatarVcard(account, avatar, callback);
3719                        break;
3720                }
3721            } else if (avatar.origin == Avatar.Origin.PEP) {
3722                mOmittedPepAvatarFetches.add(KEY);
3723            } else {
3724                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3725            }
3726        }
3727    }
3728
3729    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3730        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3731        sendIqPacket(account, packet, (a, result) -> {
3732            synchronized (mInProgressAvatarFetches) {
3733                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3734            }
3735            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3736            if (result.getType() == IqPacket.TYPE.RESULT) {
3737                avatar.image = mIqParser.avatarData(result);
3738                if (avatar.image != null) {
3739                    if (getFileBackend().save(avatar)) {
3740                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3741                            if (a.setAvatar(avatar.getFilename())) {
3742                                databaseBackend.updateAccount(a);
3743                            }
3744                            getAvatarService().clear(a);
3745                            updateConversationUi();
3746                            updateAccountUi();
3747                        } else {
3748                            final Contact contact = a.getRoster().getContact(avatar.owner);
3749                            contact.setAvatar(avatar);
3750                            syncRoster(account);
3751                            getAvatarService().clear(contact);
3752                            updateConversationUi();
3753                            updateRosterUi();
3754                        }
3755                        if (callback != null) {
3756                            callback.success(avatar);
3757                        }
3758                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3759                        return;
3760                    }
3761                } else {
3762
3763                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3764                }
3765            } else {
3766                Element error = result.findChild("error");
3767                if (error == null) {
3768                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3769                } else {
3770                    Log.d(Config.LOGTAG, ERROR + error.toString());
3771                }
3772            }
3773            if (callback != null) {
3774                callback.error(0, null);
3775            }
3776
3777        });
3778    }
3779
3780    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3781        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3782        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3783            @Override
3784            public void onIqPacketReceived(Account account, IqPacket packet) {
3785                final boolean previouslyOmittedPepFetch;
3786                synchronized (mInProgressAvatarFetches) {
3787                    final String KEY = generateFetchKey(account, avatar);
3788                    mInProgressAvatarFetches.remove(KEY);
3789                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3790                }
3791                if (packet.getType() == IqPacket.TYPE.RESULT) {
3792                    Element vCard = packet.findChild("vCard", "vcard-temp");
3793                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3794                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3795                    if (image != null) {
3796                        avatar.image = image;
3797                        if (getFileBackend().save(avatar)) {
3798                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3799                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3800                            if (avatar.owner.isBareJid()) {
3801                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3802                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3803                                    account.setAvatar(avatar.getFilename());
3804                                    databaseBackend.updateAccount(account);
3805                                    getAvatarService().clear(account);
3806                                    updateAccountUi();
3807                                } else {
3808                                    final Contact contact = account.getRoster().getContact(avatar.owner);
3809                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
3810                                    syncRoster(account);
3811                                    getAvatarService().clear(contact);
3812                                    updateRosterUi();
3813                                }
3814                                updateConversationUi();
3815                            } else {
3816                                Conversation conversation = find(account, avatar.owner.asBareJid());
3817                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3818                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3819                                    if (user != null) {
3820                                        if (user.setAvatar(avatar)) {
3821                                            getAvatarService().clear(user);
3822                                            updateConversationUi();
3823                                            updateMucRosterUi();
3824                                        }
3825                                        if (user.getRealJid() != null) {
3826                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3827                                            contact.setAvatar(avatar);
3828                                            syncRoster(account);
3829                                            getAvatarService().clear(contact);
3830                                            updateRosterUi();
3831                                        }
3832                                    }
3833                                }
3834                            }
3835                        }
3836                    }
3837                }
3838            }
3839        });
3840    }
3841
3842    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3843        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3844        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3845
3846            @Override
3847            public void onIqPacketReceived(Account account, IqPacket packet) {
3848                if (packet.getType() == IqPacket.TYPE.RESULT) {
3849                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3850                    if (pubsub != null) {
3851                        Element items = pubsub.findChild("items");
3852                        if (items != null) {
3853                            Avatar avatar = Avatar.parseMetadata(items);
3854                            if (avatar != null) {
3855                                avatar.owner = account.getJid().asBareJid();
3856                                if (fileBackend.isAvatarCached(avatar)) {
3857                                    if (account.setAvatar(avatar.getFilename())) {
3858                                        databaseBackend.updateAccount(account);
3859                                    }
3860                                    getAvatarService().clear(account);
3861                                    callback.success(avatar);
3862                                } else {
3863                                    fetchAvatarPep(account, avatar, callback);
3864                                }
3865                                return;
3866                            }
3867                        }
3868                    }
3869                }
3870                callback.error(0, null);
3871            }
3872        });
3873    }
3874
3875    public void notifyAccountAvatarHasChanged(final Account account) {
3876        final XmppConnection connection = account.getXmppConnection();
3877        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3878            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3879            for (Conversation conversation : conversations) {
3880                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3881                    final MucOptions mucOptions = conversation.getMucOptions();
3882                    if (mucOptions.online()) {
3883                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3884                        packet.setTo(mucOptions.getSelf().getFullJid());
3885                        connection.sendPresencePacket(packet);
3886                    }
3887                }
3888            }
3889        }
3890    }
3891
3892    public void deleteContactOnServer(Contact contact) {
3893        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3894        contact.resetOption(Contact.Options.DIRTY_PUSH);
3895        contact.setOption(Contact.Options.DIRTY_DELETE);
3896        Account account = contact.getAccount();
3897        if (account.getStatus() == Account.State.ONLINE) {
3898            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3899            Element item = iq.query(Namespace.ROSTER).addChild("item");
3900            item.setAttribute("jid", contact.getJid());
3901            item.setAttribute("subscription", "remove");
3902            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3903        }
3904    }
3905
3906    public void updateConversation(final Conversation conversation) {
3907        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3908    }
3909
3910    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3911        synchronized (account) {
3912            XmppConnection connection = account.getXmppConnection();
3913            if (connection == null) {
3914                connection = createConnection(account);
3915                account.setXmppConnection(connection);
3916            }
3917            boolean hasInternet = hasInternetConnection();
3918            if (account.isEnabled() && hasInternet) {
3919                if (!force) {
3920                    disconnect(account, false);
3921                }
3922                Thread thread = new Thread(connection);
3923                connection.setInteractive(interactive);
3924                connection.prepareNewConnection();
3925                connection.interrupt();
3926                thread.start();
3927                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3928            } else {
3929                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
3930                account.getRoster().clearPresences();
3931                connection.resetEverything();
3932                final AxolotlService axolotlService = account.getAxolotlService();
3933                if (axolotlService != null) {
3934                    axolotlService.resetBrokenness();
3935                }
3936                if (!hasInternet) {
3937                    account.setStatus(Account.State.NO_INTERNET);
3938                }
3939            }
3940        }
3941    }
3942
3943    public void reconnectAccountInBackground(final Account account) {
3944        new Thread(() -> reconnectAccount(account, false, true)).start();
3945    }
3946
3947    public void invite(final Conversation conversation, final Jid contact) {
3948        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
3949        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
3950        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
3951            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
3952        }
3953        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
3954        sendMessagePacket(conversation.getAccount(), packet);
3955    }
3956
3957    public void directInvite(Conversation conversation, Jid jid) {
3958        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
3959        sendMessagePacket(conversation.getAccount(), packet);
3960    }
3961
3962    public void resetSendingToWaiting(Account account) {
3963        for (Conversation conversation : getConversations()) {
3964            if (conversation.getAccount() == account) {
3965                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
3966            }
3967        }
3968    }
3969
3970    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
3971        return markMessage(account, recipient, uuid, status, null);
3972    }
3973
3974    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
3975        if (uuid == null) {
3976            return null;
3977        }
3978        for (Conversation conversation : getConversations()) {
3979            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
3980                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
3981                if (message != null) {
3982                    markMessage(message, status, errorMessage);
3983                }
3984                return message;
3985            }
3986        }
3987        return null;
3988    }
3989
3990    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
3991        return markMessage(conversation, uuid, status, serverMessageId, null);
3992    }
3993
3994    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
3995        if (uuid == null) {
3996            return false;
3997        } else {
3998            final Message message = conversation.findSentMessageWithUuid(uuid);
3999            if (message != null) {
4000                if (message.getServerMsgId() == null) {
4001                    message.setServerMsgId(serverMessageId);
4002                }
4003                if (message.getEncryption() == Message.ENCRYPTION_NONE
4004                        && message.isTypeText()
4005                        && isBodyModified(message, body)) {
4006                    message.setBody(body.content);
4007                    if (body.count > 1) {
4008                        message.setBodyLanguage(body.language);
4009                    }
4010                    markMessage(message, status, null, true);
4011                } else {
4012                    markMessage(message, status);
4013                }
4014                return true;
4015            } else {
4016                return false;
4017            }
4018        }
4019    }
4020
4021    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4022        if (body == null || body.content == null) {
4023            return false;
4024        }
4025        return !body.content.equals(message.getBody());
4026    }
4027
4028    public void markMessage(Message message, int status) {
4029        markMessage(message, status, null);
4030    }
4031
4032
4033    public void markMessage(final Message message, final int status, final String errorMessage) {
4034        markMessage(message, status, errorMessage, false);
4035    }
4036
4037    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4038        final int oldStatus = message.getStatus();
4039        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4040            return;
4041        }
4042        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4043            return;
4044        }
4045        message.setErrorMessage(errorMessage);
4046        message.setStatus(status);
4047        databaseBackend.updateMessage(message, includeBody);
4048        updateConversationUi();
4049        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4050            mNotificationService.pushFailedDelivery(message);
4051        }
4052    }
4053
4054    private SharedPreferences getPreferences() {
4055        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4056    }
4057
4058    public long getAutomaticMessageDeletionDate() {
4059        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4060        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4061    }
4062
4063    public long getLongPreference(String name, @IntegerRes int res) {
4064        long defaultValue = getResources().getInteger(res);
4065        try {
4066            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4067        } catch (NumberFormatException e) {
4068            return defaultValue;
4069        }
4070    }
4071
4072    public boolean getBooleanPreference(String name, @BoolRes int res) {
4073        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4074    }
4075
4076    public boolean confirmMessages() {
4077        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4078    }
4079
4080    public boolean allowMessageCorrection() {
4081        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4082    }
4083
4084    public boolean sendChatStates() {
4085        return getBooleanPreference("chat_states", R.bool.chat_states);
4086    }
4087
4088    private boolean synchronizeWithBookmarks() {
4089        return getBooleanPreference("autojoin", R.bool.autojoin);
4090    }
4091
4092    public boolean useTorToConnect() {
4093        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
4094    }
4095
4096    public boolean showExtendedConnectionOptions() {
4097        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4098    }
4099
4100    public boolean broadcastLastActivity() {
4101        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4102    }
4103
4104    public int unreadCount() {
4105        int count = 0;
4106        for (Conversation conversation : getConversations()) {
4107            count += conversation.unreadCount();
4108        }
4109        return count;
4110    }
4111
4112
4113    private <T> List<T> threadSafeList(Set<T> set) {
4114        synchronized (LISTENER_LOCK) {
4115            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4116        }
4117    }
4118
4119    public void showErrorToastInUi(int resId) {
4120        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4121            listener.onShowErrorToast(resId);
4122        }
4123    }
4124
4125    public void updateConversationUi() {
4126        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4127            listener.onConversationUpdate();
4128        }
4129    }
4130
4131    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4132        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4133            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4134        }
4135    }
4136
4137    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4138        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4139            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4140        }
4141    }
4142
4143    public void updateAccountUi() {
4144        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4145            listener.onAccountUpdate();
4146        }
4147    }
4148
4149    public void updateRosterUi() {
4150        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4151            listener.onRosterUpdate();
4152        }
4153    }
4154
4155    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4156        if (mOnCaptchaRequested.size() > 0) {
4157            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4158            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4159                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4160            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4161                listener.onCaptchaRequested(account, id, data, scaled);
4162            }
4163            return true;
4164        }
4165        return false;
4166    }
4167
4168    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4169        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4170            listener.OnUpdateBlocklist(status);
4171        }
4172    }
4173
4174    public void updateMucRosterUi() {
4175        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4176            listener.onMucRosterUpdate();
4177        }
4178    }
4179
4180    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4181        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4182            listener.onKeyStatusUpdated(report);
4183        }
4184    }
4185
4186    public Account findAccountByJid(final Jid jid) {
4187        for (final Account account : this.accounts) {
4188            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4189                return account;
4190            }
4191        }
4192        return null;
4193    }
4194
4195    public Account findAccountByUuid(final String uuid) {
4196        for (Account account : this.accounts) {
4197            if (account.getUuid().equals(uuid)) {
4198                return account;
4199            }
4200        }
4201        return null;
4202    }
4203
4204    public Conversation findConversationByUuid(String uuid) {
4205        for (Conversation conversation : getConversations()) {
4206            if (conversation.getUuid().equals(uuid)) {
4207                return conversation;
4208            }
4209        }
4210        return null;
4211    }
4212
4213    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4214        List<Conversation> findings = new ArrayList<>();
4215        for (Conversation c : getConversations()) {
4216            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4217                findings.add(c);
4218            }
4219        }
4220        return findings.size() == 1 ? findings.get(0) : null;
4221    }
4222
4223    public boolean markRead(final Conversation conversation, boolean dismiss) {
4224        return markRead(conversation, null, dismiss).size() > 0;
4225    }
4226
4227    public void markRead(final Conversation conversation) {
4228        markRead(conversation, null, true);
4229    }
4230
4231    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4232        if (dismiss) {
4233            mNotificationService.clear(conversation);
4234        }
4235        final List<Message> readMessages = conversation.markRead(upToUuid);
4236        if (readMessages.size() > 0) {
4237            Runnable runnable = () -> {
4238                for (Message message : readMessages) {
4239                    databaseBackend.updateMessage(message, false);
4240                }
4241            };
4242            mDatabaseWriterExecutor.execute(runnable);
4243            updateConversationUi();
4244            updateUnreadCountBadge();
4245            return readMessages;
4246        } else {
4247            return readMessages;
4248        }
4249    }
4250
4251    public synchronized void updateUnreadCountBadge() {
4252        int count = unreadCount();
4253        if (unreadCount != count) {
4254            Log.d(Config.LOGTAG, "update unread count to " + count);
4255            if (count > 0) {
4256                ShortcutBadger.applyCount(getApplicationContext(), count);
4257            } else {
4258                ShortcutBadger.removeCount(getApplicationContext());
4259            }
4260            unreadCount = count;
4261        }
4262    }
4263
4264    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4265        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4266        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4267        if (readMessages.size() > 0) {
4268            updateConversationUi();
4269        }
4270        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4271        if (confirmMessages()
4272                && markable != null
4273                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4274                && markable.getRemoteMsgId() != null) {
4275            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4276            final Account account = conversation.getAccount();
4277            final MessagePacket packet = mMessageGenerator.confirm(markable);
4278            this.sendMessagePacket(account, packet);
4279        }
4280    }
4281
4282    public SecureRandom getRNG() {
4283        return this.mRandom;
4284    }
4285
4286    public MemorizingTrustManager getMemorizingTrustManager() {
4287        return this.mMemorizingTrustManager;
4288    }
4289
4290    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4291        this.mMemorizingTrustManager = trustManager;
4292    }
4293
4294    public void updateMemorizingTrustmanager() {
4295        final MemorizingTrustManager tm;
4296        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4297        if (dontTrustSystemCAs) {
4298            tm = new MemorizingTrustManager(getApplicationContext(), null);
4299        } else {
4300            tm = new MemorizingTrustManager(getApplicationContext());
4301        }
4302        setMemorizingTrustManager(tm);
4303    }
4304
4305    public LruCache<String, Bitmap> getBitmapCache() {
4306        return this.mBitmapCache;
4307    }
4308
4309    public Collection<String> getKnownHosts() {
4310        final Set<String> hosts = new HashSet<>();
4311        for (final Account account : getAccounts()) {
4312            hosts.add(account.getServer());
4313            for (final Contact contact : account.getRoster().getContacts()) {
4314                if (contact.showInRoster()) {
4315                    final String server = contact.getServer();
4316                    if (server != null) {
4317                        hosts.add(server);
4318                    }
4319                }
4320            }
4321        }
4322        if (Config.QUICKSY_DOMAIN != null) {
4323            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4324        }
4325        if (Config.DOMAIN_LOCK != null) {
4326            hosts.add(Config.DOMAIN_LOCK);
4327        }
4328        if (Config.MAGIC_CREATE_DOMAIN != null) {
4329            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4330        }
4331        return hosts;
4332    }
4333
4334    public Collection<String> getKnownConferenceHosts() {
4335        final Set<String> mucServers = new HashSet<>();
4336        for (final Account account : accounts) {
4337            if (account.getXmppConnection() != null) {
4338                mucServers.addAll(account.getXmppConnection().getMucServers());
4339                for (Bookmark bookmark : account.getBookmarks()) {
4340                    final Jid jid = bookmark.getJid();
4341                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4342                    if (s != null) {
4343                        mucServers.add(s);
4344                    }
4345                }
4346            }
4347        }
4348        return mucServers;
4349    }
4350
4351    public void sendMessagePacket(Account account, MessagePacket packet) {
4352        final XmppConnection connection = account.getXmppConnection();
4353        if (connection != null) {
4354            connection.sendMessagePacket(packet);
4355        }
4356    }
4357
4358    public void sendPresencePacket(Account account, PresencePacket packet) {
4359        XmppConnection connection = account.getXmppConnection();
4360        if (connection != null) {
4361            connection.sendPresencePacket(packet);
4362        }
4363    }
4364
4365    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4366        final XmppConnection connection = account.getXmppConnection();
4367        if (connection != null) {
4368            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4369            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4370        }
4371    }
4372
4373    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4374        final XmppConnection connection = account.getXmppConnection();
4375        if (connection != null) {
4376            connection.sendIqPacket(packet, callback);
4377        } else if (callback != null) {
4378            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4379        }
4380    }
4381
4382    public void sendPresence(final Account account) {
4383        sendPresence(account, checkListeners() && broadcastLastActivity());
4384    }
4385
4386    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4387        final Presence.Status status;
4388        if (manuallyChangePresence()) {
4389            status = account.getPresenceStatus();
4390        } else {
4391            status = getTargetPresence();
4392        }
4393        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4394        if (mLastActivity > 0 && includeIdleTimestamp) {
4395            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4396            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4397        }
4398        sendPresencePacket(account, packet);
4399    }
4400
4401    private void deactivateGracePeriod() {
4402        for (Account account : getAccounts()) {
4403            account.deactivateGracePeriod();
4404        }
4405    }
4406
4407    public void refreshAllPresences() {
4408        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4409        for (Account account : getAccounts()) {
4410            if (account.isEnabled()) {
4411                sendPresence(account, includeIdleTimestamp);
4412            }
4413        }
4414    }
4415
4416    private void refreshAllFcmTokens() {
4417        for (Account account : getAccounts()) {
4418            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4419                mPushManagementService.registerPushTokenOnServer(account);
4420                //TODO renew mucs
4421            }
4422        }
4423    }
4424
4425    private void sendOfflinePresence(final Account account) {
4426        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4427        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4428    }
4429
4430    public MessageGenerator getMessageGenerator() {
4431        return this.mMessageGenerator;
4432    }
4433
4434    public PresenceGenerator getPresenceGenerator() {
4435        return this.mPresenceGenerator;
4436    }
4437
4438    public IqGenerator getIqGenerator() {
4439        return this.mIqGenerator;
4440    }
4441
4442    public IqParser getIqParser() {
4443        return this.mIqParser;
4444    }
4445
4446    public JingleConnectionManager getJingleConnectionManager() {
4447        return this.mJingleConnectionManager;
4448    }
4449
4450    public MessageArchiveService getMessageArchiveService() {
4451        return this.mMessageArchiveService;
4452    }
4453
4454    public QuickConversationsService getQuickConversationsService() {
4455        return this.mQuickConversationsService;
4456    }
4457
4458    public List<Contact> findContacts(Jid jid, String accountJid) {
4459        ArrayList<Contact> contacts = new ArrayList<>();
4460        for (Account account : getAccounts()) {
4461            if ((account.isEnabled() || accountJid != null)
4462                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4463                Contact contact = account.getRoster().getContactFromContactList(jid);
4464                if (contact != null) {
4465                    contacts.add(contact);
4466                }
4467            }
4468        }
4469        return contacts;
4470    }
4471
4472    public Conversation findFirstMuc(Jid jid) {
4473        for (Conversation conversation : getConversations()) {
4474            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4475                return conversation;
4476            }
4477        }
4478        return null;
4479    }
4480
4481    public NotificationService getNotificationService() {
4482        return this.mNotificationService;
4483    }
4484
4485    public HttpConnectionManager getHttpConnectionManager() {
4486        return this.mHttpConnectionManager;
4487    }
4488
4489    public void resendFailedMessages(final Message message) {
4490        final Collection<Message> messages = new ArrayList<>();
4491        Message current = message;
4492        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4493            messages.add(current);
4494            if (current.mergeable(current.next())) {
4495                current = current.next();
4496            } else {
4497                break;
4498            }
4499        }
4500        for (final Message msg : messages) {
4501            msg.setTime(System.currentTimeMillis());
4502            markMessage(msg, Message.STATUS_WAITING);
4503            this.resendMessage(msg, false);
4504        }
4505        if (message.getConversation() instanceof Conversation) {
4506            ((Conversation) message.getConversation()).sort();
4507        }
4508        updateConversationUi();
4509    }
4510
4511    public void clearConversationHistory(final Conversation conversation) {
4512        final long clearDate;
4513        final String reference;
4514        if (conversation.countMessages() > 0) {
4515            Message latestMessage = conversation.getLatestMessage();
4516            clearDate = latestMessage.getTimeSent() + 1000;
4517            reference = latestMessage.getServerMsgId();
4518        } else {
4519            clearDate = System.currentTimeMillis();
4520            reference = null;
4521        }
4522        conversation.clearMessages();
4523        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4524        conversation.setLastClearHistory(clearDate, reference);
4525        Runnable runnable = () -> {
4526            databaseBackend.deleteMessagesInConversation(conversation);
4527            databaseBackend.updateConversation(conversation);
4528        };
4529        mDatabaseWriterExecutor.execute(runnable);
4530    }
4531
4532    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4533        if (blockable != null && blockable.getBlockedJid() != null) {
4534            final Jid jid = blockable.getBlockedJid();
4535            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4536                if (response.getType() == IqPacket.TYPE.RESULT) {
4537                    a.getBlocklist().add(jid);
4538                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4539                }
4540            });
4541            if (blockable.getBlockedJid().isFullJid()) {
4542                return false;
4543            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4544                updateConversationUi();
4545                return true;
4546            } else {
4547                return false;
4548            }
4549        } else {
4550            return false;
4551        }
4552    }
4553
4554    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4555        boolean removed = false;
4556        synchronized (this.conversations) {
4557            boolean domainJid = blockedJid.getLocal() == null;
4558            for (Conversation conversation : this.conversations) {
4559                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4560                        || blockedJid.equals(conversation.getJid().asBareJid());
4561                if (conversation.getAccount() == account
4562                        && conversation.getMode() == Conversation.MODE_SINGLE
4563                        && jidMatches) {
4564                    this.conversations.remove(conversation);
4565                    markRead(conversation);
4566                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4567                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4568                    updateConversation(conversation);
4569                    removed = true;
4570                }
4571            }
4572        }
4573        return removed;
4574    }
4575
4576    public void sendUnblockRequest(final Blockable blockable) {
4577        if (blockable != null && blockable.getJid() != null) {
4578            final Jid jid = blockable.getBlockedJid();
4579            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4580                @Override
4581                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4582                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4583                        account.getBlocklist().remove(jid);
4584                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4585                    }
4586                }
4587            });
4588        }
4589    }
4590
4591    public void publishDisplayName(Account account) {
4592        String displayName = account.getDisplayName();
4593        final IqPacket request;
4594        if (TextUtils.isEmpty(displayName)) {
4595            request = mIqGenerator.deleteNode(Namespace.NICK);
4596        } else {
4597            request = mIqGenerator.publishNick(displayName);
4598        }
4599        mAvatarService.clear(account);
4600        sendIqPacket(account, request, (account1, packet) -> {
4601            if (packet.getType() == IqPacket.TYPE.ERROR) {
4602                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4603            }
4604        });
4605    }
4606
4607    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4608        ServiceDiscoveryResult result = discoCache.get(key);
4609        if (result != null) {
4610            return result;
4611        } else {
4612            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4613            if (result != null) {
4614                discoCache.put(key, result);
4615            }
4616            return result;
4617        }
4618    }
4619
4620    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4621        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4622        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4623        if (disco != null) {
4624            presence.setServiceDiscoveryResult(disco);
4625            final Contact contact = account.getRoster().getContact(jid);
4626            if (contact.refreshRtpCapability()) {
4627                syncRoster(account);
4628            }
4629        } else {
4630            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4631            request.setTo(jid);
4632            final String node = presence.getNode();
4633            final String ver = presence.getVer();
4634            final Element query = request.query(Namespace.DISCO_INFO);
4635            if (node != null && ver != null) {
4636                query.setAttribute("node", node + "#" + ver);
4637            }
4638            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4639            sendIqPacket(account, request, (a, response) -> {
4640                if (response.getType() == IqPacket.TYPE.RESULT) {
4641                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4642                    if (presence.getVer().equals(discoveryResult.getVer())) {
4643                        databaseBackend.insertDiscoveryResult(discoveryResult);
4644                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4645                    } else {
4646                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4647                    }
4648                } else {
4649                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4650                }
4651            });
4652        }
4653    }
4654
4655    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4656        boolean rosterNeedsSync = false;
4657        for (final Contact contact : roster.getContacts()) {
4658            boolean serviceDiscoverySet = false;
4659            for (final Presence presence : contact.getPresences().getPresences()) {
4660                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4661                    presence.setServiceDiscoveryResult(disco);
4662                    serviceDiscoverySet = true;
4663                }
4664            }
4665            if (serviceDiscoverySet) {
4666                rosterNeedsSync |= contact.refreshRtpCapability();
4667            }
4668        }
4669        if (rosterNeedsSync) {
4670            syncRoster(roster.getAccount());
4671        }
4672    }
4673
4674    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4675        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4676        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4677        request.addChild("prefs", version.namespace);
4678        sendIqPacket(account, request, (account1, packet) -> {
4679            Element prefs = packet.findChild("prefs", version.namespace);
4680            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4681                callback.onPreferencesFetched(prefs);
4682            } else {
4683                callback.onPreferencesFetchFailed();
4684            }
4685        });
4686    }
4687
4688    public PushManagementService getPushManagementService() {
4689        return mPushManagementService;
4690    }
4691
4692    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4693        if (!template.getStatusMessage().isEmpty()) {
4694            databaseBackend.insertPresenceTemplate(template);
4695        }
4696        account.setPgpSignature(signature);
4697        account.setPresenceStatus(template.getStatus());
4698        account.setPresenceStatusMessage(template.getStatusMessage());
4699        databaseBackend.updateAccount(account);
4700        sendPresence(account);
4701    }
4702
4703    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4704        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4705        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4706            if (!templates.contains(template)) {
4707                templates.add(0, template);
4708            }
4709        }
4710        return templates;
4711    }
4712
4713    public void saveConversationAsBookmark(Conversation conversation, String name) {
4714        final Account account = conversation.getAccount();
4715        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4716        final String nick = conversation.getJid().getResource();
4717        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4718            bookmark.setNick(nick);
4719        }
4720        if (!TextUtils.isEmpty(name)) {
4721            bookmark.setBookmarkName(name);
4722        }
4723        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4724        createBookmark(account, bookmark);
4725        bookmark.setConversation(conversation);
4726    }
4727
4728    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4729        boolean performedVerification = false;
4730        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4731        for (XmppUri.Fingerprint fp : fingerprints) {
4732            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4733                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4734                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4735                if (fingerprintStatus != null) {
4736                    if (!fingerprintStatus.isVerified()) {
4737                        performedVerification = true;
4738                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4739                    }
4740                } else {
4741                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4742                }
4743            }
4744        }
4745        return performedVerification;
4746    }
4747
4748    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4749        final AxolotlService axolotlService = account.getAxolotlService();
4750        boolean verifiedSomething = false;
4751        for (XmppUri.Fingerprint fp : fingerprints) {
4752            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4753                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4754                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4755                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4756                if (fingerprintStatus != null) {
4757                    if (!fingerprintStatus.isVerified()) {
4758                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4759                        verifiedSomething = true;
4760                    }
4761                } else {
4762                    axolotlService.preVerifyFingerprint(account, fingerprint);
4763                    verifiedSomething = true;
4764                }
4765            }
4766        }
4767        return verifiedSomething;
4768    }
4769
4770    public boolean blindTrustBeforeVerification() {
4771        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4772    }
4773
4774    public ShortcutService getShortcutService() {
4775        return mShortcutService;
4776    }
4777
4778    public void pushMamPreferences(Account account, Element prefs) {
4779        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4780        set.addChild(prefs);
4781        sendIqPacket(account, set, null);
4782    }
4783
4784    public void evictPreview(String uuid) {
4785        if (mBitmapCache.remove(uuid) != null) {
4786            Log.d(Config.LOGTAG, "deleted cached preview");
4787        }
4788    }
4789
4790    public interface OnMamPreferencesFetched {
4791        void onPreferencesFetched(Element prefs);
4792
4793        void onPreferencesFetchFailed();
4794    }
4795
4796    public interface OnAccountCreated {
4797        void onAccountCreated(Account account);
4798
4799        void informUser(int r);
4800    }
4801
4802    public interface OnMoreMessagesLoaded {
4803        void onMoreMessagesLoaded(int count, Conversation conversation);
4804
4805        void informUser(int r);
4806    }
4807
4808    public interface OnAccountPasswordChanged {
4809        void onPasswordChangeSucceeded();
4810
4811        void onPasswordChangeFailed();
4812    }
4813
4814    public interface OnRoomDestroy {
4815        void onRoomDestroySucceeded();
4816
4817        void onRoomDestroyFailed();
4818    }
4819
4820    public interface OnAffiliationChanged {
4821        void onAffiliationChangedSuccessful(Jid jid);
4822
4823        void onAffiliationChangeFailed(Jid jid, int resId);
4824    }
4825
4826    public interface OnConversationUpdate {
4827        void onConversationUpdate();
4828    }
4829
4830    public interface OnJingleRtpConnectionUpdate {
4831        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
4832
4833        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
4834    }
4835
4836    public interface OnAccountUpdate {
4837        void onAccountUpdate();
4838    }
4839
4840    public interface OnCaptchaRequested {
4841        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4842    }
4843
4844    public interface OnRosterUpdate {
4845        void onRosterUpdate();
4846    }
4847
4848    public interface OnMucRosterUpdate {
4849        void onMucRosterUpdate();
4850    }
4851
4852    public interface OnConferenceConfigurationFetched {
4853        void onConferenceConfigurationFetched(Conversation conversation);
4854
4855        void onFetchFailed(Conversation conversation, String errorCondition);
4856    }
4857
4858    public interface OnConferenceJoined {
4859        void onConferenceJoined(Conversation conversation);
4860    }
4861
4862    public interface OnConfigurationPushed {
4863        void onPushSucceeded();
4864
4865        void onPushFailed();
4866    }
4867
4868    public interface OnShowErrorToast {
4869        void onShowErrorToast(int resId);
4870    }
4871
4872    public class XmppConnectionBinder extends Binder {
4873        public XmppConnectionService getService() {
4874            return XmppConnectionService.this;
4875        }
4876    }
4877
4878    private class InternalEventReceiver extends BroadcastReceiver {
4879
4880        @Override
4881        public void onReceive(Context context, Intent intent) {
4882            onStartCommand(intent, 0, 0);
4883        }
4884    }
4885
4886    public static class OngoingCall {
4887        public final AbstractJingleConnection.Id id;
4888        public final Set<Media> media;
4889        public final boolean reconnecting;
4890
4891        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
4892            this.id = id;
4893            this.media = media;
4894            this.reconnecting = reconnecting;
4895        }
4896
4897        @Override
4898        public boolean equals(Object o) {
4899            if (this == o) return true;
4900            if (o == null || getClass() != o.getClass()) return false;
4901            OngoingCall that = (OngoingCall) o;
4902            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
4903        }
4904
4905        @Override
4906        public int hashCode() {
4907            return Objects.hashCode(id, media, reconnecting);
4908        }
4909    }
4910}