XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  25import android.media.AudioManager;
  26import android.net.ConnectivityManager;
  27import android.net.Network;
  28import android.net.NetworkCapabilities;
  29import android.net.NetworkInfo;
  30import android.net.Uri;
  31import android.os.Binder;
  32import android.os.Build;
  33import android.os.Bundle;
  34import android.os.Environment;
  35import android.os.IBinder;
  36import android.os.Messenger;
  37import android.os.PowerManager;
  38import android.os.PowerManager.WakeLock;
  39import android.os.SystemClock;
  40import android.preference.PreferenceManager;
  41import android.provider.ContactsContract;
  42import android.security.KeyChain;
  43import android.text.TextUtils;
  44import android.util.DisplayMetrics;
  45import android.util.Log;
  46import android.util.LruCache;
  47import android.util.Pair;
  48
  49import androidx.annotation.BoolRes;
  50import androidx.annotation.IntegerRes;
  51import androidx.annotation.NonNull;
  52import androidx.annotation.Nullable;
  53import androidx.core.app.RemoteInput;
  54import androidx.core.content.ContextCompat;
  55import androidx.core.util.Consumer;
  56
  57import com.google.common.base.Objects;
  58import com.google.common.base.Optional;
  59import com.google.common.base.Strings;
  60import com.google.common.collect.Collections2;
  61import com.google.common.collect.Iterables;
  62
  63import org.conscrypt.Conscrypt;
  64import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  65import org.openintents.openpgp.IOpenPgpService2;
  66import org.openintents.openpgp.util.OpenPgpApi;
  67import org.openintents.openpgp.util.OpenPgpServiceConnection;
  68
  69import java.io.File;
  70import java.security.Security;
  71import java.security.cert.CertificateException;
  72import java.security.cert.X509Certificate;
  73import java.util.ArrayList;
  74import java.util.Arrays;
  75import java.util.Collection;
  76import java.util.Collections;
  77import java.util.HashSet;
  78import java.util.Hashtable;
  79import java.util.Iterator;
  80import java.util.List;
  81import java.util.ListIterator;
  82import java.util.Map;
  83import java.util.Set;
  84import java.util.WeakHashMap;
  85import java.util.concurrent.CopyOnWriteArrayList;
  86import java.util.concurrent.CountDownLatch;
  87import java.util.concurrent.Executor;
  88import java.util.concurrent.Executors;
  89import java.util.concurrent.RejectedExecutionException;
  90import java.util.concurrent.ScheduledExecutorService;
  91import java.util.concurrent.TimeUnit;
  92import java.util.concurrent.atomic.AtomicBoolean;
  93import java.util.concurrent.atomic.AtomicLong;
  94import java.util.concurrent.atomic.AtomicReference;
  95
  96import eu.siacs.conversations.AppSettings;
  97import eu.siacs.conversations.Config;
  98import eu.siacs.conversations.R;
  99import eu.siacs.conversations.android.JabberIdContact;
 100import eu.siacs.conversations.crypto.OmemoSetting;
 101import eu.siacs.conversations.crypto.PgpDecryptionService;
 102import eu.siacs.conversations.crypto.PgpEngine;
 103import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 104import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 105import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 106import eu.siacs.conversations.entities.Account;
 107import eu.siacs.conversations.entities.Blockable;
 108import eu.siacs.conversations.entities.Bookmark;
 109import eu.siacs.conversations.entities.Contact;
 110import eu.siacs.conversations.entities.Conversation;
 111import eu.siacs.conversations.entities.Conversational;
 112import eu.siacs.conversations.entities.Message;
 113import eu.siacs.conversations.entities.MucOptions;
 114import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 115import eu.siacs.conversations.entities.Presence;
 116import eu.siacs.conversations.entities.PresenceTemplate;
 117import eu.siacs.conversations.entities.Roster;
 118import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 119import eu.siacs.conversations.generator.AbstractGenerator;
 120import eu.siacs.conversations.generator.IqGenerator;
 121import eu.siacs.conversations.generator.MessageGenerator;
 122import eu.siacs.conversations.generator.PresenceGenerator;
 123import eu.siacs.conversations.http.HttpConnectionManager;
 124import eu.siacs.conversations.parser.AbstractParser;
 125import eu.siacs.conversations.parser.IqParser;
 126import eu.siacs.conversations.parser.MessageParser;
 127import eu.siacs.conversations.parser.PresenceParser;
 128import eu.siacs.conversations.persistance.DatabaseBackend;
 129import eu.siacs.conversations.persistance.FileBackend;
 130import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 131import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 132import eu.siacs.conversations.ui.ConversationsActivity;
 133import eu.siacs.conversations.ui.RtpSessionActivity;
 134import eu.siacs.conversations.ui.UiCallback;
 135import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 136import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 137import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 138import eu.siacs.conversations.utils.AccountUtils;
 139import eu.siacs.conversations.utils.Compatibility;
 140import eu.siacs.conversations.utils.ConversationsFileObserver;
 141import eu.siacs.conversations.utils.CryptoHelper;
 142import eu.siacs.conversations.utils.EasyOnboardingInvite;
 143import eu.siacs.conversations.utils.ExceptionHelper;
 144import eu.siacs.conversations.utils.MimeUtils;
 145import eu.siacs.conversations.utils.PhoneHelper;
 146import eu.siacs.conversations.utils.QuickLoader;
 147import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 148import eu.siacs.conversations.utils.ReplacingTaskManager;
 149import eu.siacs.conversations.utils.Resolver;
 150import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 151import eu.siacs.conversations.utils.StringUtils;
 152import eu.siacs.conversations.utils.TorServiceUtils;
 153import eu.siacs.conversations.utils.WakeLockHelper;
 154import eu.siacs.conversations.utils.XmppUri;
 155import eu.siacs.conversations.xml.Element;
 156import eu.siacs.conversations.xml.LocalizedContent;
 157import eu.siacs.conversations.xml.Namespace;
 158import eu.siacs.conversations.xmpp.InvalidJid;
 159import eu.siacs.conversations.xmpp.Jid;
 160import eu.siacs.conversations.xmpp.OnBindListener;
 161import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 162import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 163import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 164import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 165import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 166import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 167import eu.siacs.conversations.xmpp.OnStatusChanged;
 168import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 169import eu.siacs.conversations.xmpp.XmppConnection;
 170import eu.siacs.conversations.xmpp.chatstate.ChatState;
 171import eu.siacs.conversations.xmpp.forms.Data;
 172import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 173import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 174import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 175import eu.siacs.conversations.xmpp.jingle.Media;
 176import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 177import eu.siacs.conversations.xmpp.mam.MamReference;
 178import eu.siacs.conversations.xmpp.pep.Avatar;
 179import eu.siacs.conversations.xmpp.pep.PublishOptions;
 180import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 181import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 182import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 183import me.leolin.shortcutbadger.ShortcutBadger;
 184
 185public class XmppConnectionService extends Service {
 186
 187    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 188    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 189    public static final String ACTION_SNOOZE = "snooze";
 190    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 191    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 192    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 193    public static final String ACTION_TRY_AGAIN = "try_again";
 194
 195    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 196    public static final String ACTION_PING = "ping";
 197    public static final String ACTION_IDLE_PING = "idle_ping";
 198    public static final String ACTION_INTERNAL_PING = "internal_ping";
 199    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 200    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 201    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 202    public static final String ACTION_END_CALL = "end_call";
 203    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 204    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED = "call_integration_service_started";
 205    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 206    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 207    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 208
 209    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 210
 211    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 212    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 213    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 214
 215    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 216    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 217    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 218    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 219    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 220    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 221    private final IBinder mBinder = new XmppConnectionBinder();
 222    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 223    private final IqGenerator mIqGenerator = new IqGenerator(this);
 224    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 225    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 226    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 227    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 228        if (packet.getType() != IqPacket.TYPE.RESULT) {
 229            Element error = packet.findChild("error");
 230            String text = error != null ? error.findChildContent("text") : null;
 231            if (text != null) {
 232                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 233            }
 234        }
 235    };
 236    public DatabaseBackend databaseBackend;
 237    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 238    private long mLastActivity = 0;
 239    private final FileBackend fileBackend = new FileBackend(this);
 240    private MemorizingTrustManager mMemorizingTrustManager;
 241    private final NotificationService mNotificationService = new NotificationService(this);
 242    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 243    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 244    private final ShortcutService mShortcutService = new ShortcutService(this);
 245    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 246    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 247    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 248    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 249    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 250    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 251    private final IqParser mIqParser = new IqParser(this);
 252    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 253    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 254        Conversation conversation = find(getConversations(), contact);
 255        if (conversation != null) {
 256            if (online) {
 257                if (contact.getPresences().size() == 1) {
 258                    sendUnsentMessages(conversation);
 259                }
 260            }
 261        }
 262    };
 263    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 264    private List<Account> accounts;
 265    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 266    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 267    private final AvatarService mAvatarService = new AvatarService(this);
 268    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 269    private final PushManagementService mPushManagementService = new PushManagementService(this);
 270    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 271    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 272            Environment.getExternalStorageDirectory().getAbsolutePath()
 273    ) {
 274        @Override
 275        public void onEvent(final int event, final File file) {
 276            markFileDeleted(file);
 277        }
 278    };
 279    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 280
 281        @Override
 282        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 283            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 284                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 285                mJingleConnectionManager.updateProposedSessionDiscovered(
 286                        account,
 287                        to,
 288                        sessionId,
 289                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 290                );
 291            }
 292
 293
 294            final Jid bare = to.asBareJid();
 295
 296            for (final Conversation conversation : getConversations()) {
 297                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 298                    final Message message = conversation.findUnsentMessageWithUuid(id);
 299                    if (message != null) {
 300                        message.setStatus(Message.STATUS_SEND);
 301                        message.setErrorMessage(null);
 302                        databaseBackend.updateMessage(message, false);
 303                        return true;
 304                    }
 305                }
 306            }
 307            return false;
 308        }
 309    };
 310
 311    private boolean destroyed = false;
 312
 313    private int unreadCount = -1;
 314
 315    //Ui callback listeners
 316    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 317    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 318    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 319    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 320    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 321    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 322    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 323    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 324    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 325
 326    private final Object LISTENER_LOCK = new Object();
 327
 328
 329    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 330
 331
 332    private final OnBindListener mOnBindListener = new OnBindListener() {
 333
 334        @Override
 335        public void onBind(final Account account) {
 336            synchronized (mInProgressAvatarFetches) {
 337                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 338                    final String KEY = iterator.next();
 339                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 340                        iterator.remove();
 341                    }
 342                }
 343            }
 344            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 345            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 346            if (loggedInSuccessfully || gainedFeature) {
 347                databaseBackend.updateAccount(account);
 348            }
 349
 350            if (loggedInSuccessfully) {
 351                if (!TextUtils.isEmpty(account.getDisplayName())) {
 352                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 353                    publishDisplayName(account);
 354                }
 355            }
 356
 357            account.getRoster().clearPresences();
 358            synchronized (account.inProgressConferenceJoins) {
 359                account.inProgressConferenceJoins.clear();
 360            }
 361            synchronized (account.inProgressConferencePings) {
 362                account.inProgressConferencePings.clear();
 363            }
 364            mJingleConnectionManager.notifyRebound(account);
 365            mQuickConversationsService.considerSyncBackground(false);
 366            fetchRosterFromServer(account);
 367
 368            final XmppConnection connection = account.getXmppConnection();
 369
 370            if (connection.getFeatures().bookmarks2()) {
 371                fetchBookmarks2(account);
 372            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 373                fetchBookmarks(account);
 374            }
 375
 376            if (connection.getFeatures().mds()) {
 377                fetchMessageDisplayedSynchronization(account);
 378            } else {
 379                Log.d(Config.LOGTAG,account.getJid()+": server has no support for mds");
 380            }
 381            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 382            final boolean catchup = getMessageArchiveService().inCatchup(account);
 383            final boolean trackOfflineMessageRetrieval;
 384            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 385                trackOfflineMessageRetrieval = false;
 386                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 387                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 388                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 389                    }
 390                });
 391            } else {
 392                trackOfflineMessageRetrieval = true;
 393            }
 394            sendPresence(account);
 395            account.getXmppConnection().trackOfflineMessageRetrieval(trackOfflineMessageRetrieval);
 396            if (mPushManagementService.available(account)) {
 397                mPushManagementService.registerPushTokenOnServer(account);
 398            }
 399            connectMultiModeConversations(account);
 400            syncDirtyContacts(account);
 401
 402            unifiedPushBroker.renewUnifiedPushEndpointsOnBind(account);
 403        }
 404    };
 405
 406    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 407    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 408    private final OnStatusChanged statusListener = new OnStatusChanged() {
 409
 410        @Override
 411        public void onStatusChanged(final Account account) {
 412            XmppConnection connection = account.getXmppConnection();
 413            updateAccountUi();
 414
 415            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 416                mQuickConversationsService.signalAccountStateChange();
 417            }
 418
 419            if (account.getStatus() == Account.State.ONLINE) {
 420                synchronized (mLowPingTimeoutMode) {
 421                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 422                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 423                    }
 424                }
 425                if (account.setShowErrorNotification(true)) {
 426                    databaseBackend.updateAccount(account);
 427                }
 428                mMessageArchiveService.executePendingQueries(account);
 429                if (connection != null && connection.getFeatures().csi()) {
 430                    if (checkListeners()) {
 431                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 432                        connection.sendInactive();
 433                    } else {
 434                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 435                        connection.sendActive();
 436                    }
 437                }
 438                List<Conversation> conversations = getConversations();
 439                for (Conversation conversation : conversations) {
 440                    final boolean inProgressJoin;
 441                    synchronized (account.inProgressConferenceJoins) {
 442                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 443                    }
 444                    final boolean pendingJoin;
 445                    synchronized (account.pendingConferenceJoins) {
 446                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 447                    }
 448                    if (conversation.getAccount() == account
 449                            && !pendingJoin
 450                            && !inProgressJoin) {
 451                        sendUnsentMessages(conversation);
 452                    }
 453                }
 454                final List<Conversation> pendingLeaves;
 455                synchronized (account.pendingConferenceLeaves) {
 456                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 457                    account.pendingConferenceLeaves.clear();
 458
 459                }
 460                for (Conversation conversation : pendingLeaves) {
 461                    leaveMuc(conversation);
 462                }
 463                final List<Conversation> pendingJoins;
 464                synchronized (account.pendingConferenceJoins) {
 465                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 466                    account.pendingConferenceJoins.clear();
 467                }
 468                for (Conversation conversation : pendingJoins) {
 469                    joinMuc(conversation);
 470                }
 471                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 472            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 473                resetSendingToWaiting(account);
 474                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 475                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 476                    reconnectAccount(account, true, false);
 477                } else {
 478                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 479                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 480                }
 481            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 482                databaseBackend.updateAccount(account);
 483                reconnectAccount(account, true, false);
 484            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 485                resetSendingToWaiting(account);
 486                if (connection != null && account.getStatus().isAttemptReconnect()) {
 487                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 488                            || hasJingleRtpConnection(account);
 489                    final int next = connection.getTimeToNextAttempt(aggressive);
 490                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 491                    if (next <= 0) {
 492                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 493                        reconnectAccount(account, true, false);
 494                    } else {
 495                        final int attempt = connection.getAttempt() + 1;
 496                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 497                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 498                        if (aggressive) {
 499                            internalPingExecutor.schedule(
 500                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 501                                    (next * 1000L) + 50,
 502                                    TimeUnit.MILLISECONDS
 503                            );
 504                        }
 505                    }
 506                }
 507            }
 508            getNotificationService().updateErrorNotification();
 509        }
 510    };
 511    private OpenPgpServiceConnection pgpServiceConnection;
 512    private PgpEngine mPgpEngine = null;
 513    private WakeLock wakeLock;
 514    private LruCache<String, Bitmap> mBitmapCache;
 515    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 516    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 517    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 518
 519    private static String generateFetchKey(Account account, final Avatar avatar) {
 520        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 521    }
 522
 523    private boolean isInLowPingTimeoutMode(Account account) {
 524        synchronized (mLowPingTimeoutMode) {
 525            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 526        }
 527    }
 528
 529    public void startOngoingVideoTranscodingForegroundNotification() {
 530        mOngoingVideoTranscoding.set(true);
 531        toggleForegroundService();
 532    }
 533
 534    public void stopOngoingVideoTranscodingForegroundNotification() {
 535        mOngoingVideoTranscoding.set(false);
 536        toggleForegroundService();
 537    }
 538
 539    public boolean areMessagesInitialized() {
 540        return this.restoredFromDatabaseLatch.getCount() == 0;
 541    }
 542
 543    public PgpEngine getPgpEngine() {
 544        if (!Config.supportOpenPgp()) {
 545            return null;
 546        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 547            if (this.mPgpEngine == null) {
 548                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 549                        getApplicationContext(),
 550                        pgpServiceConnection.getService()), this);
 551            }
 552            return mPgpEngine;
 553        } else {
 554            return null;
 555        }
 556
 557    }
 558
 559    public OpenPgpApi getOpenPgpApi() {
 560        if (!Config.supportOpenPgp()) {
 561            return null;
 562        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 563            return new OpenPgpApi(this, pgpServiceConnection.getService());
 564        } else {
 565            return null;
 566        }
 567    }
 568
 569    public FileBackend getFileBackend() {
 570        return this.fileBackend;
 571    }
 572
 573    public AvatarService getAvatarService() {
 574        return this.mAvatarService;
 575    }
 576
 577    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 578        int encryption = conversation.getNextEncryption();
 579        if (encryption == Message.ENCRYPTION_PGP) {
 580            encryption = Message.ENCRYPTION_DECRYPTED;
 581        }
 582        Message message = new Message(conversation, uri.toString(), encryption);
 583        Message.configurePrivateMessage(message);
 584        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 585            getPgpEngine().encrypt(message, callback);
 586        } else {
 587            sendMessage(message);
 588            callback.success(message);
 589        }
 590    }
 591
 592    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 593        final Message message;
 594        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 595            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 596        } else {
 597            message = new Message(conversation, "", conversation.getNextEncryption());
 598        }
 599        if (!Message.configurePrivateFileMessage(message)) {
 600            message.setCounterpart(conversation.getNextCounterpart());
 601            message.setType(Message.TYPE_FILE);
 602        }
 603        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 604        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 605        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 606        if (runnable.isVideoMessage()) {
 607            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 608        } else {
 609            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 610        }
 611    }
 612
 613    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 614        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 615        final String compressPictures = getCompressPicturesPreference();
 616
 617        if ("never".equals(compressPictures)
 618                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 619                || (mimeType != null && mimeType.endsWith("/gif"))
 620                || getFileBackend().unusualBounds(uri)) {
 621            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 622            attachFileToConversation(conversation, uri, mimeType, callback);
 623            return;
 624        }
 625        final Message message;
 626        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 627            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 628        } else {
 629            message = new Message(conversation, "", conversation.getNextEncryption());
 630        }
 631        if (!Message.configurePrivateFileMessage(message)) {
 632            message.setCounterpart(conversation.getNextCounterpart());
 633            message.setType(Message.TYPE_IMAGE);
 634        }
 635        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 636        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 637            try {
 638                getFileBackend().copyImageToPrivateStorage(message, uri);
 639            } catch (FileBackend.ImageCompressionException e) {
 640                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 641                attachFileToConversation(conversation, uri, mimeType, callback);
 642                return;
 643            } catch (final FileBackend.FileCopyException e) {
 644                callback.error(e.getResId(), message);
 645                return;
 646            }
 647            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 648                final PgpEngine pgpEngine = getPgpEngine();
 649                if (pgpEngine != null) {
 650                    pgpEngine.encrypt(message, callback);
 651                } else if (callback != null) {
 652                    callback.error(R.string.unable_to_connect_to_keychain, null);
 653                }
 654            } else {
 655                sendMessage(message);
 656                callback.success(message);
 657            }
 658        });
 659    }
 660
 661    public Conversation find(Bookmark bookmark) {
 662        return find(bookmark.getAccount(), bookmark.getJid());
 663    }
 664
 665    public Conversation find(final Account account, final Jid jid) {
 666        return find(getConversations(), account, jid);
 667    }
 668
 669    public boolean isMuc(final Account account, final Jid jid) {
 670        final Conversation c = find(account, jid);
 671        return c != null && c.getMode() == Conversational.MODE_MULTI;
 672    }
 673
 674    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 675        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 676    }
 677
 678    @Override
 679    public int onStartCommand(final Intent intent, int flags, int startId) {
 680        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 681        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 682        if (needsForegroundService) {
 683            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 684            toggleForegroundService(true);
 685        }
 686        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 687        switch (action) {
 688            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 689                mQuickConversationsService.handleSmsReceived(intent);
 690                break;
 691            case ConnectivityManager.CONNECTIVITY_ACTION:
 692                if (hasInternetConnection()) {
 693                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 694                        schedulePostConnectivityChange();
 695                    }
 696                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 697                        resetAllAttemptCounts(true, false);
 698                    }
 699                    Resolver.clearCache();
 700                }
 701                break;
 702            case Intent.ACTION_SHUTDOWN:
 703                logoutAndSave(true);
 704                return START_NOT_STICKY;
 705            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 706                mNotificationExecutor.execute(() -> {
 707                    try {
 708                        final Conversation c = findConversationByUuid(uuid);
 709                        if (c != null) {
 710                            mNotificationService.clearMessages(c);
 711                        } else {
 712                            mNotificationService.clearMessages();
 713                        }
 714                        restoredFromDatabaseLatch.await();
 715
 716                    } catch (InterruptedException e) {
 717                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 718                    }
 719                });
 720                break;
 721            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 722                mNotificationExecutor.execute(() -> {
 723                    try {
 724                        final Conversation c = findConversationByUuid(uuid);
 725                        if (c != null) {
 726                            mNotificationService.clearMissedCalls(c);
 727                        } else {
 728                            mNotificationService.clearMissedCalls();
 729                        }
 730                        restoredFromDatabaseLatch.await();
 731
 732                    } catch (InterruptedException e) {
 733                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 734                    }
 735                });
 736                break;
 737            case ACTION_DISMISS_CALL: {
 738                if (intent == null) {
 739                    break;
 740                }
 741                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 742                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 743                mJingleConnectionManager.rejectRtpSession(sessionId);
 744                break;
 745            }
 746            case TorServiceUtils.ACTION_STATUS:
 747                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 748                //TODO port and host are in 'extras' - but this may not be a reliable source?
 749                if ("ON".equals(status)) {
 750                    handleOrbotStartedEvent();
 751                    return START_STICKY;
 752                }
 753                break;
 754            case ACTION_END_CALL: {
 755                if (intent == null) {
 756                    break;
 757                }
 758                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 759                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 760                mJingleConnectionManager.endRtpSession(sessionId);
 761            }
 762            break;
 763            case ACTION_PROVISION_ACCOUNT: {
 764                if (intent == null) {
 765                    break;
 766                }
 767                final String address = intent.getStringExtra("address");
 768                final String password = intent.getStringExtra("password");
 769                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 770                    break;
 771                }
 772                provisionAccount(address, password);
 773                break;
 774            }
 775            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 776                dismissErrorNotifications();
 777                break;
 778            case ACTION_TRY_AGAIN:
 779                resetAllAttemptCounts(false, true);
 780                break;
 781            case ACTION_REPLY_TO_CONVERSATION:
 782                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 783                if (remoteInput == null) {
 784                    break;
 785                }
 786                final CharSequence body = remoteInput.getCharSequence("text_reply");
 787                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 788                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 789                if (body == null || body.length() <= 0) {
 790                    break;
 791                }
 792                mNotificationExecutor.execute(() -> {
 793                    try {
 794                        restoredFromDatabaseLatch.await();
 795                        final Conversation c = findConversationByUuid(uuid);
 796                        if (c != null) {
 797                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 798                        }
 799                    } catch (InterruptedException e) {
 800                        Log.d(Config.LOGTAG, "unable to process direct reply");
 801                    }
 802                });
 803                break;
 804            case ACTION_MARK_AS_READ:
 805                mNotificationExecutor.execute(() -> {
 806                    final Conversation c = findConversationByUuid(uuid);
 807                    if (c == null) {
 808                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 809                        return;
 810                    }
 811                    try {
 812                        restoredFromDatabaseLatch.await();
 813                        sendReadMarker(c, null);
 814                    } catch (InterruptedException e) {
 815                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 816                    }
 817
 818                });
 819                break;
 820            case ACTION_SNOOZE:
 821                mNotificationExecutor.execute(() -> {
 822                    final Conversation c = findConversationByUuid(uuid);
 823                    if (c == null) {
 824                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 825                        return;
 826                    }
 827                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 828                    mNotificationService.clearMessages(c);
 829                    updateConversation(c);
 830                });
 831            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 832            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 833                if (dndOnSilentMode()) {
 834                    refreshAllPresences();
 835                }
 836                break;
 837            case Intent.ACTION_SCREEN_ON:
 838                deactivateGracePeriod();
 839            case Intent.ACTION_USER_PRESENT:
 840            case Intent.ACTION_SCREEN_OFF:
 841                if (awayWhenScreenLocked()) {
 842                    refreshAllPresences();
 843                }
 844                break;
 845            case ACTION_FCM_TOKEN_REFRESH:
 846                refreshAllFcmTokens();
 847                break;
 848            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 849                if (intent == null) {
 850                    break;
 851                }
 852                final String instance = intent.getStringExtra("instance");
 853                final String application = intent.getStringExtra("application");
 854                final Messenger messenger = intent.getParcelableExtra("messenger");
 855                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 856                if (messenger != null && application != null && instance != null) {
 857                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
 858                    Log.d(Config.LOGTAG,"found push target messenger");
 859                } else {
 860                    pushTargetMessenger = null;
 861                }
 862                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
 863                if (instance != null && transport.isPresent()) {
 864                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 865                }
 866                break;
 867            case ACTION_IDLE_PING:
 868                scheduleNextIdlePing();
 869                break;
 870            case ACTION_FCM_MESSAGE_RECEIVED:
 871                Log.d(Config.LOGTAG, "push message arrived in service. account");
 872                break;
 873            case ACTION_QUICK_LOG:
 874                final String message = intent == null ? null : intent.getStringExtra("message");
 875                if (message != null && Config.QUICK_LOG) {
 876                    quickLog(message);
 877                }
 878                break;
 879            case Intent.ACTION_SEND:
 880                final Uri uri = intent == null ? null : intent.getData();
 881                if (uri != null) {
 882                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 883                }
 884                return START_STICKY;
 885            case ACTION_TEMPORARILY_DISABLE:
 886                toggleSoftDisabled(true);
 887                if (checkListeners()) {
 888                    stopSelf();
 889                }
 890                return START_NOT_STICKY;
 891        }
 892        final var extras =  intent == null ? null : intent.getExtras();
 893        try {
 894            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
 895        } catch (final RejectedExecutionException e) {
 896            Log.e(Config.LOGTAG, "can not schedule connection states manager");
 897        }
 898        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 899            expireOldMessages();
 900        }
 901        return START_STICKY;
 902    }
 903
 904    private void quickLog(final String message) {
 905        if (Strings.isNullOrEmpty(message)) {
 906            return;
 907        }
 908        final Account account = AccountUtils.getFirstEnabled(this);
 909        if (account == null) {
 910            return;
 911        }
 912        final Conversation conversation =
 913                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
 914        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
 915        report.setStatus(Message.STATUS_RECEIVED);
 916        conversation.add(report);
 917        databaseBackend.createMessage(report);
 918        updateConversationUi();
 919    }
 920
 921    private void manageAccountConnectionStatesInternal() {
 922        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 923    }
 924
 925    private synchronized void manageAccountConnectionStates(
 926            final String action, final Bundle extras) {
 927        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 928        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
 929        WakeLockHelper.acquire(wakeLock);
 930        boolean pingNow =
 931                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
 932                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
 933                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 934        final HashSet<Account> pingCandidates = new HashSet<>();
 935        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
 936        for (final Account account : accounts) {
 937            final boolean pushWasMeantForThisAccount =
 938                    androidId != null
 939                            && CryptoHelper.getAccountFingerprint(account, androidId)
 940                                    .equals(pushedAccountHash);
 941            pingNow |=
 942                    processAccountState(
 943                            account,
 944                            interactive,
 945                            "ui".equals(action),
 946                            pushWasMeantForThisAccount,
 947                            pingCandidates);
 948        }
 949        if (pingNow) {
 950            for (final Account account : pingCandidates) {
 951                final boolean lowTimeout = isInLowPingTimeoutMode(account);
 952                account.getXmppConnection().sendPing();
 953                Log.d(
 954                        Config.LOGTAG,
 955                        account.getJid().asBareJid()
 956                                + " send ping (action="
 957                                + action
 958                                + ",lowTimeout="
 959                                + lowTimeout
 960                                + ")");
 961                scheduleWakeUpCall(
 962                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
 963                        account.getUuid().hashCode());
 964            }
 965        }
 966        WakeLockHelper.release(wakeLock);
 967    }
 968
 969    private void handleOrbotStartedEvent() {
 970        for (final Account account : accounts) {
 971            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 972                reconnectAccount(account, true, false);
 973            }
 974        }
 975    }
 976
 977    private boolean processAccountState(final Account account, final boolean interactive, final boolean isUiAction, final boolean isAccountPushed, final HashSet<Account> pingCandidates) {
 978        if (!account.getStatus().isAttemptReconnect()) {
 979            return false;
 980        }
 981        if (!hasInternetConnection()) {
 982            account.setStatus(Account.State.NO_INTERNET);
 983            statusListener.onStatusChanged(account);
 984        } else {
 985            if (account.getStatus() == Account.State.NO_INTERNET) {
 986                account.setStatus(Account.State.OFFLINE);
 987                statusListener.onStatusChanged(account);
 988            }
 989            if (account.getStatus() == Account.State.ONLINE) {
 990                synchronized (mLowPingTimeoutMode) {
 991                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
 992                    long lastSent = account.getXmppConnection().getLastPingSent();
 993                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 994                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 995                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 996                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 997                    if (lastSent > lastReceived) {
 998                        if (pingTimeoutIn < 0) {
 999                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1000                            this.reconnectAccount(account, true, interactive);
1001                        } else {
1002                            int secs = (int) (pingTimeoutIn / 1000);
1003                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1004                        }
1005                    } else {
1006                        pingCandidates.add(account);
1007                        if (isAccountPushed) {
1008                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1009                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1010                            }
1011                            return true;
1012                        } else if (msToNextPing <= 0) {
1013                            return true;
1014                        } else {
1015                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1016                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1017                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1018                            }
1019                        }
1020                    }
1021                }
1022            } else if (account.getStatus() == Account.State.OFFLINE) {
1023                reconnectAccount(account, true, interactive);
1024            } else if (account.getStatus() == Account.State.CONNECTING) {
1025                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1026                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1027                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1028                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1029                if (timeout < 0) {
1030                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1031                    account.getXmppConnection().resetAttemptCount(false);
1032                    reconnectAccount(account, true, interactive);
1033                } else if (discoTimeout < 0) {
1034                    account.getXmppConnection().sendDiscoTimeout();
1035                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1036                } else {
1037                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1038                }
1039            } else {
1040                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
1041                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1042                    reconnectAccount(account, true, interactive);
1043                }
1044            }
1045        }
1046        return false;
1047    }
1048
1049    private void toggleSoftDisabled(final boolean softDisabled) {
1050        for(final Account account : this.accounts) {
1051            if (account.isEnabled()) {
1052                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1053                    updateAccount(account);
1054                }
1055            }
1056        }
1057    }
1058
1059    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1060        return unifiedPushBroker.processPushMessage(account, transport, push);
1061    }
1062
1063    public void reinitializeMuclumbusService() {
1064        mChannelDiscoveryService.initializeMuclumbusService();
1065    }
1066
1067    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1068        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1069    }
1070
1071    public boolean isDataSaverDisabled() {
1072        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1073            return true;
1074        }
1075        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1076        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1077                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1078                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1079    }
1080
1081    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1082        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1083        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1084        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1085            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1086        }
1087        message.markUnread();
1088        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1089            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1090                @Override
1091                public void success(Message message) {
1092                    if (dismissAfterReply) {
1093                        markRead((Conversation) message.getConversation(), true);
1094                    } else {
1095                        mNotificationService.pushFromDirectReply(message);
1096                    }
1097                }
1098
1099                @Override
1100                public void error(int errorCode, Message object) {
1101
1102                }
1103
1104                @Override
1105                public void userInputRequired(PendingIntent pi, Message object) {
1106
1107                }
1108            });
1109        } else {
1110            sendMessage(message);
1111            if (dismissAfterReply) {
1112                markRead(conversation, true);
1113            } else {
1114                mNotificationService.pushFromDirectReply(message);
1115            }
1116        }
1117    }
1118
1119    private boolean dndOnSilentMode() {
1120        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1121    }
1122
1123    private boolean manuallyChangePresence() {
1124        return getBooleanPreference(AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1125    }
1126
1127    private boolean treatVibrateAsSilent() {
1128        return getBooleanPreference(AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1129    }
1130
1131    private boolean awayWhenScreenLocked() {
1132        return getBooleanPreference(AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1133    }
1134
1135    private String getCompressPicturesPreference() {
1136        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1137    }
1138
1139    private Presence.Status getTargetPresence() {
1140        if (dndOnSilentMode() && isPhoneSilenced()) {
1141            return Presence.Status.DND;
1142        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1143            return Presence.Status.AWAY;
1144        } else {
1145            return Presence.Status.ONLINE;
1146        }
1147    }
1148
1149    public boolean isScreenLocked() {
1150        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1151        final PowerManager powerManager = getSystemService(PowerManager.class);
1152        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1153        final boolean interactive;
1154        try {
1155            interactive = powerManager != null && powerManager.isInteractive();
1156        } catch (final Exception e) {
1157            return false;
1158        }
1159        return locked || !interactive;
1160    }
1161
1162    private boolean isPhoneSilenced() {
1163        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1164        final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1165        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1166        final AudioManager audioManager = getSystemService(AudioManager.class);
1167        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1168        try {
1169            if (treatVibrateAsSilent()) {
1170                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1171            } else {
1172                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1173            }
1174        } catch (final Throwable throwable) {
1175            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1176            return notificationDnd;
1177        }
1178    }
1179
1180    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1181        Log.d(Config.LOGTAG, "resetting all attempt counts");
1182        for (Account account : accounts) {
1183            if (account.hasErrorStatus() || reallyAll) {
1184                final XmppConnection connection = account.getXmppConnection();
1185                if (connection != null) {
1186                    connection.resetAttemptCount(retryImmediately);
1187                }
1188            }
1189            if (account.setShowErrorNotification(true)) {
1190                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1191            }
1192        }
1193        mNotificationService.updateErrorNotification();
1194    }
1195
1196    private void dismissErrorNotifications() {
1197        for (final Account account : this.accounts) {
1198            if (account.hasErrorStatus()) {
1199                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1200                if (account.setShowErrorNotification(false)) {
1201                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1202                }
1203            }
1204        }
1205    }
1206
1207    private void expireOldMessages() {
1208        expireOldMessages(false);
1209    }
1210
1211    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1212        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1213        mDatabaseWriterExecutor.execute(() -> {
1214            long timestamp = getAutomaticMessageDeletionDate();
1215            if (timestamp > 0) {
1216                databaseBackend.expireOldMessages(timestamp);
1217                synchronized (XmppConnectionService.this.conversations) {
1218                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1219                        conversation.expireOldMessages(timestamp);
1220                        if (resetHasMessagesLeftOnServer) {
1221                            conversation.messagesLoaded.set(true);
1222                            conversation.setHasMessagesLeftOnServer(true);
1223                        }
1224                    }
1225                }
1226                updateConversationUi();
1227            }
1228        });
1229    }
1230
1231    public boolean hasInternetConnection() {
1232        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1233        if (cm == null) {
1234            return true; //if internet connection can not be checked it is probably best to just try
1235        }
1236        try {
1237            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1238                final Network activeNetwork = cm.getActiveNetwork();
1239                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1240                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1241            } else {
1242                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1243                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1244            }
1245        } catch (final RuntimeException e) {
1246            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1247            return true; //if internet connection can not be checked it is probably best to just try
1248        }
1249    }
1250
1251    @SuppressLint("TrulyRandom")
1252    @Override
1253    public void onCreate() {
1254        LibIdnXmppStringprep.setup();
1255        if (Compatibility.runsTwentySix()) {
1256            mNotificationService.initializeChannels();
1257        }
1258        mChannelDiscoveryService.initializeMuclumbusService();
1259        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1260        toggleForegroundService();
1261        this.destroyed = false;
1262        OmemoSetting.load(this);
1263        ExceptionHelper.init(getApplicationContext());
1264        try {
1265            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1266        } catch (Throwable throwable) {
1267            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1268        }
1269        Resolver.init(this);
1270        updateMemorizingTrustmanager();
1271        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1272        final int cacheSize = maxMemory / 8;
1273        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1274            @Override
1275            protected int sizeOf(final String key, final Bitmap bitmap) {
1276                return bitmap.getByteCount() / 1024;
1277            }
1278        };
1279        if (mLastActivity == 0) {
1280            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1281        }
1282
1283        Log.d(Config.LOGTAG, "initializing database...");
1284        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1285        Log.d(Config.LOGTAG, "restoring accounts...");
1286        this.accounts = databaseBackend.getAccounts();
1287        final SharedPreferences.Editor editor = getPreferences().edit();
1288        final boolean hasEnabledAccounts = hasEnabledAccounts();
1289        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1290        editor.apply();
1291        toggleSetProfilePictureActivity(hasEnabledAccounts);
1292        reconfigurePushDistributor();
1293
1294        if (CallIntegration.hasSystemFeature(this)) {
1295            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1296        }
1297
1298        restoreFromDatabase();
1299
1300        if (QuickConversationsService.isContactListIntegration(this)
1301                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1302                        == PackageManager.PERMISSION_GRANTED) {
1303            startContactObserver();
1304        }
1305        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1306        if (Compatibility.hasStoragePermission(this)) {
1307            Log.d(Config.LOGTAG, "starting file observer");
1308            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1309            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1310        }
1311        if (Config.supportOpenPgp()) {
1312            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1313                @Override
1314                public void onBound(final IOpenPgpService2 service) {
1315                    for (Account account : accounts) {
1316                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1317                        if (pgp != null) {
1318                            pgp.continueDecryption(true);
1319                        }
1320                    }
1321                }
1322
1323                @Override
1324                public void onError(final Exception exception) {
1325                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1326                }
1327            });
1328            this.pgpServiceConnection.bindToService();
1329        }
1330
1331        final PowerManager powerManager = getSystemService(PowerManager.class);
1332        this.wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1333
1334        toggleForegroundService();
1335        updateUnreadCountBadge();
1336        toggleScreenEventReceiver();
1337        final IntentFilter systemBroadcastFilter = new IntentFilter();
1338        scheduleNextIdlePing();
1339        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1340            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1341        }
1342        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1343        ContextCompat.registerReceiver(
1344                this,
1345                this.mInternalEventReceiver,
1346                systemBroadcastFilter,
1347                ContextCompat.RECEIVER_NOT_EXPORTED);
1348        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1349        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1350        ContextCompat.registerReceiver(
1351                this,
1352                this.mInternalRestrictedEventReceiver,
1353                exportedBroadcastFilter,
1354                ContextCompat.RECEIVER_EXPORTED);
1355        mForceDuringOnCreate.set(false);
1356        toggleForegroundService();
1357        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1358        final SharedPreferences sharedPreferences =
1359                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1360        sharedPreferences.registerOnSharedPreferenceChangeListener(new SharedPreferences.OnSharedPreferenceChangeListener() {
1361            @Override
1362            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, @Nullable String key) {
1363                Log.d(Config.LOGTAG,"preference '"+key+"' has changed");
1364                if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1365                    toggleForegroundService();
1366                }
1367            }
1368        });
1369    }
1370
1371
1372    private void checkForDeletedFiles() {
1373        if (destroyed) {
1374            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1375            return;
1376        }
1377        final long start = SystemClock.elapsedRealtime();
1378        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1379        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1380        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1381            if (destroyed) {
1382                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1383                return;
1384            }
1385            final File file = fileBackend.getFileForPath(filePath.path);
1386            if (filePath.setDeleted(!file.exists())) {
1387                changed.add(filePath);
1388            }
1389        }
1390        final long duration = SystemClock.elapsedRealtime() - start;
1391        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1392        if (changed.size() > 0) {
1393            databaseBackend.markFilesAsChanged(changed);
1394            markChangedFiles(changed);
1395        }
1396    }
1397
1398    public void startContactObserver() {
1399        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1400            @Override
1401            public void onChange(boolean selfChange) {
1402                super.onChange(selfChange);
1403                if (restoredFromDatabaseLatch.getCount() == 0) {
1404                    loadPhoneContacts();
1405                }
1406            }
1407        });
1408    }
1409
1410    @Override
1411    public void onTrimMemory(int level) {
1412        super.onTrimMemory(level);
1413        if (level >= TRIM_MEMORY_COMPLETE) {
1414            Log.d(Config.LOGTAG, "clear cache due to low memory");
1415            getBitmapCache().evictAll();
1416        }
1417    }
1418
1419    @Override
1420    public void onDestroy() {
1421        try {
1422            unregisterReceiver(this.mInternalEventReceiver);
1423            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1424            unregisterReceiver(this.mInternalScreenEventReceiver);
1425        } catch (final IllegalArgumentException e) {
1426            //ignored
1427        }
1428        destroyed = false;
1429        fileObserver.stopWatching();
1430        internalPingExecutor.shutdown();
1431        super.onDestroy();
1432    }
1433
1434    public void restartFileObserver() {
1435        Log.d(Config.LOGTAG, "restarting file observer");
1436        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1437        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1438    }
1439
1440    public void toggleScreenEventReceiver() {
1441        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1442            final IntentFilter filter = new IntentFilter();
1443            filter.addAction(Intent.ACTION_SCREEN_ON);
1444            filter.addAction(Intent.ACTION_SCREEN_OFF);
1445            filter.addAction(Intent.ACTION_USER_PRESENT);
1446            registerReceiver(this.mInternalScreenEventReceiver, filter);
1447        } else {
1448            try {
1449                unregisterReceiver(this.mInternalScreenEventReceiver);
1450            } catch (IllegalArgumentException e) {
1451                //ignored
1452            }
1453        }
1454    }
1455
1456    public void toggleForegroundService() {
1457        toggleForegroundService(false);
1458    }
1459
1460    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1461        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1462        toggleForegroundService(false);
1463    }
1464
1465    public void removeOngoingCall() {
1466        ongoingCall.set(null);
1467        toggleForegroundService(false);
1468    }
1469
1470    private void toggleForegroundService(final boolean force) {
1471        final boolean status;
1472        final OngoingCall ongoing = ongoingCall.get();
1473        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1474        final int id;
1475        if (force
1476                || mForceDuringOnCreate.get()
1477                || ongoingVideoTranscoding
1478                || ongoing != null
1479                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1480            final Notification notification;
1481            if (ongoing != null) {
1482                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1483                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1484                startForegroundOrCatch(id, notification, true);
1485            } else if (ongoingVideoTranscoding) {
1486                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1487                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1488                startForegroundOrCatch(id, notification, false);
1489            } else {
1490                notification = this.mNotificationService.createForegroundNotification();
1491                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1492                startForegroundOrCatch(id, notification, false);
1493            }
1494            mNotificationService.notify(id, notification);
1495            status = true;
1496        } else {
1497            id = 0;
1498            stopForeground(true);
1499            status = false;
1500        }
1501
1502        for (final int toBeRemoved :
1503                Collections2.filter(
1504                        Arrays.asList(
1505                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1506                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1507                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1508                        i -> i != id)) {
1509            mNotificationService.cancel(toBeRemoved);
1510        }
1511        Log.d(
1512                Config.LOGTAG,
1513                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1514    }
1515
1516    private void startForegroundOrCatch(
1517            final int id, final Notification notification, final boolean requireMicrophone) {
1518        try {
1519            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1520                final int foregroundServiceType;
1521                if (requireMicrophone
1522                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1523                                == PackageManager.PERMISSION_GRANTED) {
1524                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1525                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1526                } else if (getSystemService(PowerManager.class)
1527                        .isIgnoringBatteryOptimizations(getPackageName())) {
1528                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1529                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1530                        == PackageManager.PERMISSION_GRANTED) {
1531                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1532                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1533                        == PackageManager.PERMISSION_GRANTED) {
1534                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1535                } else {
1536                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1537                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1538                }
1539                startForeground(id, notification, foregroundServiceType);
1540            } else {
1541                startForeground(id, notification);
1542            }
1543        } catch (final IllegalStateException | SecurityException e) {
1544            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1545        }
1546    }
1547
1548    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1549        return !mOngoingVideoTranscoding.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1550    }
1551
1552    @Override
1553    public void onTaskRemoved(final Intent rootIntent) {
1554        super.onTaskRemoved(rootIntent);
1555        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mOngoingVideoTranscoding.get() || ongoingCall.get() != null) {
1556            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1557        } else {
1558            this.logoutAndSave(false);
1559        }
1560    }
1561
1562    private void logoutAndSave(boolean stop) {
1563        int activeAccounts = 0;
1564        for (final Account account : accounts) {
1565            if (account.isConnectionEnabled()) {
1566                databaseBackend.writeRoster(account.getRoster());
1567                activeAccounts++;
1568            }
1569            if (account.getXmppConnection() != null) {
1570                new Thread(() -> disconnect(account, false)).start();
1571            }
1572        }
1573        if (stop || activeAccounts == 0) {
1574            Log.d(Config.LOGTAG, "good bye");
1575            stopSelf();
1576        }
1577    }
1578
1579    private void schedulePostConnectivityChange() {
1580        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1581        if (alarmManager == null) {
1582            return;
1583        }
1584        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1585        final Intent intent = new Intent(this, EventReceiver.class);
1586        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1587        try {
1588            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1589                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1590                    : PendingIntent.FLAG_UPDATE_CURRENT);
1591            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1592                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1593            } else {
1594                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1595            }
1596        } catch (RuntimeException e) {
1597            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1598        }
1599    }
1600
1601    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1602        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1603        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1604        if (alarmManager == null) {
1605            return;
1606        }
1607        final Intent intent = new Intent(this, EventReceiver.class);
1608        intent.setAction(ACTION_PING);
1609        try {
1610            final PendingIntent pendingIntent =
1611                    PendingIntent.getBroadcast(
1612                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1613            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1614        } catch (RuntimeException e) {
1615            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1616        }
1617    }
1618
1619    @TargetApi(Build.VERSION_CODES.M)
1620    private void scheduleNextIdlePing() {
1621        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1622        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1623        if (alarmManager == null) {
1624            return;
1625        }
1626        final Intent intent = new Intent(this, EventReceiver.class);
1627        intent.setAction(ACTION_IDLE_PING);
1628        try {
1629            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1630                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1631                    : PendingIntent.FLAG_UPDATE_CURRENT);
1632            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1633        } catch (RuntimeException e) {
1634            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1635        }
1636    }
1637
1638    public XmppConnection createConnection(final Account account) {
1639        final XmppConnection connection = new XmppConnection(account, this);
1640        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1641        connection.setOnStatusChangedListener(this.statusListener);
1642        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1643        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1644        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1645        connection.setOnBindListener(this.mOnBindListener);
1646        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1647        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1648        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1649        AxolotlService axolotlService = account.getAxolotlService();
1650        if (axolotlService != null) {
1651            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1652        }
1653        return connection;
1654    }
1655
1656    public void sendChatState(Conversation conversation) {
1657        if (sendChatStates()) {
1658            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1659            sendMessagePacket(conversation.getAccount(), packet);
1660        }
1661    }
1662
1663    private void sendFileMessage(final Message message, final boolean delay) {
1664        Log.d(Config.LOGTAG, "send file message");
1665        final Account account = message.getConversation().getAccount();
1666        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1667                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1668            mHttpConnectionManager.createNewUploadConnection(message, delay);
1669        } else {
1670            mJingleConnectionManager.startJingleFileTransfer(message);
1671        }
1672    }
1673
1674    public void sendMessage(final Message message) {
1675        sendMessage(message, false, false);
1676    }
1677
1678    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1679        final Account account = message.getConversation().getAccount();
1680        if (account.setShowErrorNotification(true)) {
1681            databaseBackend.updateAccount(account);
1682            mNotificationService.updateErrorNotification();
1683        }
1684        final Conversation conversation = (Conversation) message.getConversation();
1685        account.deactivateGracePeriod();
1686
1687
1688        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1689            final Contact contact = conversation.getContact();
1690            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1691                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1692                createContact(contact, true);
1693            }
1694        }
1695
1696        MessagePacket packet = null;
1697        final boolean addToConversation = !message.edited();
1698        boolean saveInDb = addToConversation;
1699        message.setStatus(Message.STATUS_WAITING);
1700
1701        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1702            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1703                databaseBackend.updateConversation(conversation);
1704            }
1705        }
1706
1707        final boolean inProgressJoin = isJoinInProgress(conversation);
1708
1709
1710        if (account.isOnlineAndConnected() && !inProgressJoin) {
1711            switch (message.getEncryption()) {
1712                case Message.ENCRYPTION_NONE:
1713                    if (message.needsUploading()) {
1714                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1715                                || conversation.getMode() == Conversation.MODE_MULTI
1716                                || message.fixCounterpart()) {
1717                            this.sendFileMessage(message, delay);
1718                        } else {
1719                            break;
1720                        }
1721                    } else {
1722                        packet = mMessageGenerator.generateChat(message);
1723                    }
1724                    break;
1725                case Message.ENCRYPTION_PGP:
1726                case Message.ENCRYPTION_DECRYPTED:
1727                    if (message.needsUploading()) {
1728                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1729                                || conversation.getMode() == Conversation.MODE_MULTI
1730                                || message.fixCounterpart()) {
1731                            this.sendFileMessage(message, delay);
1732                        } else {
1733                            break;
1734                        }
1735                    } else {
1736                        packet = mMessageGenerator.generatePgpChat(message);
1737                    }
1738                    break;
1739                case Message.ENCRYPTION_AXOLOTL:
1740                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1741                    if (message.needsUploading()) {
1742                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1743                                || conversation.getMode() == Conversation.MODE_MULTI
1744                                || message.fixCounterpart()) {
1745                            this.sendFileMessage(message, delay);
1746                        } else {
1747                            break;
1748                        }
1749                    } else {
1750                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1751                        if (axolotlMessage == null) {
1752                            account.getAxolotlService().preparePayloadMessage(message, delay);
1753                        } else {
1754                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1755                        }
1756                    }
1757                    break;
1758
1759            }
1760            if (packet != null) {
1761                if (account.getXmppConnection().getFeatures().sm()
1762                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1763                    message.setStatus(Message.STATUS_UNSEND);
1764                } else {
1765                    message.setStatus(Message.STATUS_SEND);
1766                }
1767            }
1768        } else {
1769            switch (message.getEncryption()) {
1770                case Message.ENCRYPTION_DECRYPTED:
1771                    if (!message.needsUploading()) {
1772                        String pgpBody = message.getEncryptedBody();
1773                        String decryptedBody = message.getBody();
1774                        message.setBody(pgpBody); //TODO might throw NPE
1775                        message.setEncryption(Message.ENCRYPTION_PGP);
1776                        if (message.edited()) {
1777                            message.setBody(decryptedBody);
1778                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1779                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1780                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1781                            }
1782                            updateConversationUi();
1783                            return;
1784                        } else {
1785                            databaseBackend.createMessage(message);
1786                            saveInDb = false;
1787                            message.setBody(decryptedBody);
1788                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1789                        }
1790                    }
1791                    break;
1792                case Message.ENCRYPTION_AXOLOTL:
1793                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1794                    break;
1795            }
1796        }
1797
1798
1799        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1800        if (mucMessage) {
1801            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1802        }
1803
1804        if (resend) {
1805            if (packet != null && addToConversation) {
1806                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1807                    markMessage(message, Message.STATUS_UNSEND);
1808                } else {
1809                    markMessage(message, Message.STATUS_SEND);
1810                }
1811            }
1812        } else {
1813            if (addToConversation) {
1814                conversation.add(message);
1815            }
1816            if (saveInDb) {
1817                databaseBackend.createMessage(message);
1818            } else if (message.edited()) {
1819                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1820                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1821                }
1822            }
1823            updateConversationUi();
1824        }
1825        if (packet != null) {
1826            if (delay) {
1827                mMessageGenerator.addDelay(packet, message.getTimeSent());
1828            }
1829            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1830                if (this.sendChatStates()) {
1831                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1832                }
1833            }
1834            sendMessagePacket(account, packet);
1835        }
1836    }
1837
1838    private boolean isJoinInProgress(final Conversation conversation) {
1839        final Account account = conversation.getAccount();
1840        synchronized (account.inProgressConferenceJoins) {
1841            if (conversation.getMode() == Conversational.MODE_MULTI) {
1842                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1843                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1844                final boolean inProgressJoin = inProgress || pending;
1845                if (inProgressJoin) {
1846                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1847                }
1848                return inProgressJoin;
1849            } else {
1850                return false;
1851            }
1852        }
1853    }
1854
1855    private void sendUnsentMessages(final Conversation conversation) {
1856        conversation.findWaitingMessages(message -> resendMessage(message, true));
1857    }
1858
1859    public void resendMessage(final Message message, final boolean delay) {
1860        sendMessage(message, true, delay);
1861    }
1862
1863    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1864        final XmppConnection connection = account.getXmppConnection();
1865        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1866        if (jid == null) {
1867            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1868            return;
1869        }
1870        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1871        request.setTo(jid);
1872        final Element command = request.addChild("command", Namespace.COMMANDS);
1873        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1874        command.setAttribute("action", "execute");
1875        sendIqPacket(account, request, (a, response) -> {
1876            if (response.getType() == IqPacket.TYPE.RESULT) {
1877                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1878                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1879                if (x != null) {
1880                    final Data data = Data.parse(x);
1881                    final String uri = data.getValue("uri");
1882                    final String landingUrl = data.getValue("landing-url");
1883                    if (uri != null) {
1884                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1885                        callback.inviteRequested(invite);
1886                        return;
1887                    }
1888                }
1889                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1890                Log.d(Config.LOGTAG, response.toString());
1891            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1892                callback.inviteRequestFailed(IqParser.errorMessage(response));
1893            } else {
1894                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1895            }
1896        });
1897
1898    }
1899
1900    public void fetchRosterFromServer(final Account account) {
1901        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1902        if (!"".equals(account.getRosterVersion())) {
1903            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1904                    + ": fetching roster version " + account.getRosterVersion());
1905        } else {
1906            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1907        }
1908        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1909        sendIqPacket(account, iqPacket, mIqParser);
1910    }
1911
1912    public void fetchBookmarks(final Account account) {
1913        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1914        final Element query = iqPacket.query("jabber:iq:private");
1915        query.addChild("storage", Namespace.BOOKMARKS);
1916        final OnIqPacketReceived callback = (a, response) -> {
1917            if (response.getType() == IqPacket.TYPE.RESULT) {
1918                final Element query1 = response.query();
1919                final Element storage = query1.findChild("storage", "storage:bookmarks");
1920                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1921                processBookmarksInitial(a, bookmarks, false);
1922            } else {
1923                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1924            }
1925        };
1926        sendIqPacket(account, iqPacket, callback);
1927    }
1928
1929    public void fetchBookmarks2(final Account account) {
1930        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1931        sendIqPacket(account, retrieve, (a, response) -> {
1932            if (response.getType() == IqPacket.TYPE.RESULT) {
1933                final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1934                final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, a);
1935                processBookmarksInitial(a, bookmarks, true);
1936            }
1937        });
1938    }
1939
1940    private void fetchMessageDisplayedSynchronization(final Account account) {
1941        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
1942        final var retrieve = mIqGenerator.retrieveMds();
1943        sendIqPacket(
1944                account,
1945                retrieve,
1946                (a, response) -> {
1947                    if (response.getType() != IqPacket.TYPE.RESULT) {
1948                        return;
1949                    }
1950                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
1951                    final Element items = pubSub == null ? null : pubSub.findChild("items");
1952                    if (items == null
1953                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
1954                        return;
1955                    }
1956                    for (final Element child : items.getChildren()) {
1957                        if ("item".equals(child.getName())) {
1958                            processMdsItem(account, child);
1959                        }
1960                    }
1961                });
1962    }
1963
1964    public void processMdsItem(final Account account, final Element item) {
1965        final Jid jid =
1966                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
1967        if (jid == null) {
1968            return;
1969        }
1970        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
1971        final Element stanzaId =
1972                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
1973        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
1974        final Conversation conversation = find(account, jid);
1975        if (id != null && conversation != null) {
1976            conversation.setDisplayState(id);
1977            markReadUpToStanzaId(conversation, id);
1978        }
1979    }
1980
1981    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
1982        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
1983        if (message == null) { // do we want to check if isRead?
1984            return;
1985        }
1986        markReadUpTo(conversation, message);
1987    }
1988
1989    public void markReadUpTo(final Conversation conversation, final Message message) {
1990        final boolean isDismissNotification = isDismissNotification(message);
1991        final var uuid = message.getUuid();
1992        Log.d(
1993                Config.LOGTAG,
1994                conversation.getAccount().getJid().asBareJid()
1995                        + ": mark "
1996                        + conversation.getJid().asBareJid()
1997                        + " as read up to "
1998                        + uuid);
1999        markRead(conversation, uuid, isDismissNotification);
2000    }
2001
2002    private static boolean isDismissNotification(final Message message) {
2003        Message next = message.next();
2004        while (next != null) {
2005            if (message.getStatus() == Message.STATUS_RECEIVED) {
2006                return false;
2007            }
2008            next = next.next();
2009        }
2010        return true;
2011    }
2012
2013    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
2014        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2015        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
2016        for (Bookmark bookmark : bookmarks.values()) {
2017            previousBookmarks.remove(bookmark.getJid().asBareJid());
2018            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
2019        }
2020        if (pep && synchronizeWithBookmarks) {
2021            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
2022            for (Jid jid : previousBookmarks) {
2023                processDeletedBookmark(account, jid);
2024            }
2025        }
2026        account.setBookmarks(bookmarks);
2027    }
2028
2029    public void processDeletedBookmark(Account account, Jid jid) {
2030        final Conversation conversation = find(account, jid);
2031        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2032            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
2033            archiveConversation(conversation, false);
2034        }
2035    }
2036
2037    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
2038        final Account account = bookmark.getAccount();
2039        Conversation conversation = find(bookmark);
2040        if (conversation != null) {
2041            if (conversation.getMode() != Conversation.MODE_MULTI) {
2042                return;
2043            }
2044            bookmark.setConversation(conversation);
2045            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
2046                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
2047                archiveConversation(conversation, false);
2048            } else {
2049                final MucOptions mucOptions = conversation.getMucOptions();
2050                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2051                    final String current = mucOptions.getActualNick();
2052                    final String proposed = mucOptions.getProposedNick();
2053                    if (current != null && !current.equals(proposed)) {
2054                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
2055                        joinMuc(conversation);
2056                    }
2057                }
2058            }
2059        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
2060            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2061            bookmark.setConversation(conversation);
2062        }
2063    }
2064
2065    public void processModifiedBookmark(Bookmark bookmark) {
2066        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
2067        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
2068    }
2069
2070    public void createBookmark(final Account account, final Bookmark bookmark) {
2071        account.putBookmark(bookmark);
2072        final XmppConnection connection = account.getXmppConnection();
2073        if (connection == null) {
2074            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
2075        } else if (connection.getFeatures().bookmarks2()) {
2076            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
2077            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2078            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
2079        } else if (connection.getFeatures().bookmarksConversion()) {
2080            pushBookmarksPep(account);
2081        } else {
2082            pushBookmarksPrivateXml(account);
2083        }
2084    }
2085
2086    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2087        account.removeBookmark(bookmark);
2088        final XmppConnection connection = account.getXmppConnection();
2089        if (connection.getFeatures().bookmarks2()) {
2090            final IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2091            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2092            sendIqPacket(account, request, (a, response) -> {
2093                if (response.getType() == IqPacket.TYPE.ERROR) {
2094                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2095                }
2096            });
2097        } else if (connection.getFeatures().bookmarksConversion()) {
2098            pushBookmarksPep(account);
2099        } else {
2100            pushBookmarksPrivateXml(account);
2101        }
2102    }
2103
2104    private void pushBookmarksPrivateXml(Account account) {
2105        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2106        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2107        Element query = iqPacket.query("jabber:iq:private");
2108        Element storage = query.addChild("storage", "storage:bookmarks");
2109        for (final Bookmark bookmark : account.getBookmarks()) {
2110            storage.addChild(bookmark);
2111        }
2112        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2113    }
2114
2115    private void pushBookmarksPep(Account account) {
2116        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2117        final Element storage = new Element("storage", "storage:bookmarks");
2118        for (final Bookmark bookmark : account.getBookmarks()) {
2119            storage.addChild(bookmark);
2120        }
2121        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2122
2123    }
2124
2125    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2126        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2127
2128    }
2129
2130    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2131        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
2132        sendIqPacket(account, packet, (a, response) -> {
2133            if (response.getType() == IqPacket.TYPE.RESULT) {
2134                return;
2135            }
2136            if (retry && PublishOptions.preconditionNotMet(response)) {
2137                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2138                    @Override
2139                    public void onPushSucceeded() {
2140                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2141                    }
2142
2143                    @Override
2144                    public void onPushFailed() {
2145                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2146                    }
2147                });
2148            } else {
2149                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing "+node+" (retry=" + retry + ") " + response);
2150            }
2151        });
2152    }
2153
2154    private void restoreFromDatabase() {
2155        synchronized (this.conversations) {
2156            final Map<String, Account> accountLookupTable = new Hashtable<>();
2157            for (Account account : this.accounts) {
2158                accountLookupTable.put(account.getUuid(), account);
2159            }
2160            Log.d(Config.LOGTAG, "restoring conversations...");
2161            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2162            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2163            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2164                Conversation conversation = iterator.next();
2165                Account account = accountLookupTable.get(conversation.getAccountUuid());
2166                if (account != null) {
2167                    conversation.setAccount(account);
2168                } else {
2169                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2170                    iterator.remove();
2171                }
2172            }
2173            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2174            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2175            Runnable runnable = () -> {
2176                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2177                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2178                }
2179                final long deletionDate = getAutomaticMessageDeletionDate();
2180                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2181                if (deletionDate > 0) {
2182                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2183                    databaseBackend.expireOldMessages(deletionDate);
2184                }
2185                Log.d(Config.LOGTAG, "restoring roster...");
2186                for (final Account account : accounts) {
2187                    databaseBackend.readRoster(account.getRoster());
2188                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2189                }
2190                getBitmapCache().evictAll();
2191                loadPhoneContacts();
2192                Log.d(Config.LOGTAG, "restoring messages...");
2193                final long startMessageRestore = SystemClock.elapsedRealtime();
2194                final Conversation quickLoad = QuickLoader.get(this.conversations);
2195                if (quickLoad != null) {
2196                    restoreMessages(quickLoad);
2197                    updateConversationUi();
2198                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2199                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2200                }
2201                for (Conversation conversation : this.conversations) {
2202                    if (quickLoad != conversation) {
2203                        restoreMessages(conversation);
2204                    }
2205                }
2206                mNotificationService.finishBacklog();
2207                restoredFromDatabaseLatch.countDown();
2208                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2209                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2210                updateConversationUi();
2211            };
2212            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2213        }
2214    }
2215
2216    private void restoreMessages(Conversation conversation) {
2217        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2218        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2219        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2220    }
2221
2222    public void loadPhoneContacts() {
2223        mContactMergerExecutor.execute(() -> {
2224            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2225            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2226            for (final Account account : accounts) {
2227                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2228                for (final JabberIdContact jidContact : contacts.values()) {
2229                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2230                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2231                    if (needsCacheClean) {
2232                        getAvatarService().clear(contact);
2233                    }
2234                    withSystemAccounts.remove(contact);
2235                }
2236                for (final Contact contact : withSystemAccounts) {
2237                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2238                    if (needsCacheClean) {
2239                        getAvatarService().clear(contact);
2240                    }
2241                }
2242            }
2243            Log.d(Config.LOGTAG, "finished merging phone contacts");
2244            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2245            updateRosterUi();
2246            mQuickConversationsService.considerSync();
2247        });
2248    }
2249
2250
2251    public void syncRoster(final Account account) {
2252        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2253    }
2254
2255    public List<Conversation> getConversations() {
2256        return this.conversations;
2257    }
2258
2259    private void markFileDeleted(final File file) {
2260        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2261            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2262                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2263                return;
2264            }
2265        }
2266        final boolean isInternalFile = fileBackend.isInternalFile(file);
2267        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2268        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2269        markUuidsAsDeletedFiles(uuids);
2270    }
2271
2272    private void markUuidsAsDeletedFiles(List<String> uuids) {
2273        boolean deleted = false;
2274        for (Conversation conversation : getConversations()) {
2275            deleted |= conversation.markAsDeleted(uuids);
2276        }
2277        for (final String uuid : uuids) {
2278            evictPreview(uuid);
2279        }
2280        if (deleted) {
2281            updateConversationUi();
2282        }
2283    }
2284
2285    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2286        boolean changed = false;
2287        for (Conversation conversation : getConversations()) {
2288            changed |= conversation.markAsChanged(infos);
2289        }
2290        if (changed) {
2291            updateConversationUi();
2292        }
2293    }
2294
2295    public void populateWithOrderedConversations(final List<Conversation> list) {
2296        populateWithOrderedConversations(list, true, true);
2297    }
2298
2299    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2300        populateWithOrderedConversations(list, includeNoFileUpload, true);
2301    }
2302
2303    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2304        final List<String> orderedUuids;
2305        if (sort) {
2306            orderedUuids = null;
2307        } else {
2308            orderedUuids = new ArrayList<>();
2309            for (Conversation conversation : list) {
2310                orderedUuids.add(conversation.getUuid());
2311            }
2312        }
2313        list.clear();
2314        if (includeNoFileUpload) {
2315            list.addAll(getConversations());
2316        } else {
2317            for (Conversation conversation : getConversations()) {
2318                if (conversation.getMode() == Conversation.MODE_SINGLE
2319                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2320                    list.add(conversation);
2321                }
2322            }
2323        }
2324        try {
2325            if (orderedUuids != null) {
2326                Collections.sort(list, (a, b) -> {
2327                    final int indexA = orderedUuids.indexOf(a.getUuid());
2328                    final int indexB = orderedUuids.indexOf(b.getUuid());
2329                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2330                        return a.compareTo(b);
2331                    }
2332                    return indexA - indexB;
2333                });
2334            } else {
2335                Collections.sort(list);
2336            }
2337        } catch (IllegalArgumentException e) {
2338            //ignore
2339        }
2340    }
2341
2342    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2343        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2344            return;
2345        } else if (timestamp == 0) {
2346            return;
2347        }
2348        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2349        final Runnable runnable = () -> {
2350            final Account account = conversation.getAccount();
2351            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2352            if (messages.size() > 0) {
2353                conversation.addAll(0, messages);
2354                callback.onMoreMessagesLoaded(messages.size(), conversation);
2355            } else if (conversation.hasMessagesLeftOnServer()
2356                    && account.isOnlineAndConnected()
2357                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2358                final boolean mamAvailable;
2359                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2360                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2361                } else {
2362                    mamAvailable = conversation.getMucOptions().mamSupport();
2363                }
2364                if (mamAvailable) {
2365                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2366                    if (query != null) {
2367                        query.setCallback(callback);
2368                        callback.informUser(R.string.fetching_history_from_server);
2369                    } else {
2370                        callback.informUser(R.string.not_fetching_history_retention_period);
2371                    }
2372
2373                }
2374            }
2375        };
2376        mDatabaseReaderExecutor.execute(runnable);
2377    }
2378
2379    public List<Account> getAccounts() {
2380        return this.accounts;
2381    }
2382
2383
2384    /**
2385     * 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)
2386     */
2387    public List<Conversation> findAllConferencesWith(Contact contact) {
2388        final ArrayList<Conversation> results = new ArrayList<>();
2389        for (final Conversation c : conversations) {
2390            if (c.getMode() != Conversation.MODE_MULTI) {
2391                continue;
2392            }
2393            final MucOptions mucOptions = c.getMucOptions();
2394            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2395                results.add(c);
2396            }
2397        }
2398        return results;
2399    }
2400
2401    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2402        for (final Conversation conversation : haystack) {
2403            if (conversation.getContact() == contact) {
2404                return conversation;
2405            }
2406        }
2407        return null;
2408    }
2409
2410    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2411        if (jid == null) {
2412            return null;
2413        }
2414        for (final Conversation conversation : haystack) {
2415            if ((account == null || conversation.getAccount() == account)
2416                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2417                return conversation;
2418            }
2419        }
2420        return null;
2421    }
2422
2423    public boolean isConversationsListEmpty(final Conversation ignore) {
2424        synchronized (this.conversations) {
2425            final int size = this.conversations.size();
2426            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2427        }
2428    }
2429
2430    public boolean isConversationStillOpen(final Conversation conversation) {
2431        synchronized (this.conversations) {
2432            for (Conversation current : this.conversations) {
2433                if (current == conversation) {
2434                    return true;
2435                }
2436            }
2437        }
2438        return false;
2439    }
2440
2441    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2442        return this.findOrCreateConversation(account, jid, muc, false, async);
2443    }
2444
2445    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2446        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2447    }
2448
2449    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2450        synchronized (this.conversations) {
2451            Conversation conversation = find(account, jid);
2452            if (conversation != null) {
2453                return conversation;
2454            }
2455            conversation = databaseBackend.findConversation(account, jid);
2456            final boolean loadMessagesFromDb;
2457            if (conversation != null) {
2458                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2459                conversation.setAccount(account);
2460                if (muc) {
2461                    conversation.setMode(Conversation.MODE_MULTI);
2462                    conversation.setContactJid(jid);
2463                } else {
2464                    conversation.setMode(Conversation.MODE_SINGLE);
2465                    conversation.setContactJid(jid.asBareJid());
2466                }
2467                databaseBackend.updateConversation(conversation);
2468                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2469            } else {
2470                String conversationName;
2471                Contact contact = account.getRoster().getContact(jid);
2472                if (contact != null) {
2473                    conversationName = contact.getDisplayName();
2474                } else {
2475                    conversationName = jid.getLocal();
2476                }
2477                if (muc) {
2478                    conversation = new Conversation(conversationName, account, jid,
2479                            Conversation.MODE_MULTI);
2480                } else {
2481                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2482                            Conversation.MODE_SINGLE);
2483                }
2484                this.databaseBackend.createConversation(conversation);
2485                loadMessagesFromDb = false;
2486            }
2487            final Conversation c = conversation;
2488            final Runnable runnable = () -> {
2489                if (loadMessagesFromDb) {
2490                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2491                    updateConversationUi();
2492                    c.messagesLoaded.set(true);
2493                }
2494                if (account.getXmppConnection() != null
2495                        && !c.getContact().isBlocked()
2496                        && account.getXmppConnection().getFeatures().mam()
2497                        && !muc) {
2498                    if (query == null) {
2499                        mMessageArchiveService.query(c);
2500                    } else {
2501                        if (query.getConversation() == null) {
2502                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2503                        }
2504                    }
2505                }
2506                if (joinAfterCreate) {
2507                    joinMuc(c);
2508                }
2509            };
2510            if (async) {
2511                mDatabaseReaderExecutor.execute(runnable);
2512            } else {
2513                runnable.run();
2514            }
2515            this.conversations.add(conversation);
2516            updateConversationUi();
2517            return conversation;
2518        }
2519    }
2520
2521    public void archiveConversation(Conversation conversation) {
2522        archiveConversation(conversation, true);
2523    }
2524
2525    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2526        getNotificationService().clear(conversation);
2527        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2528        conversation.setNextMessage(null);
2529        synchronized (this.conversations) {
2530            getMessageArchiveService().kill(conversation);
2531            if (conversation.getMode() == Conversation.MODE_MULTI) {
2532                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2533                    final Bookmark bookmark = conversation.getBookmark();
2534                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2535                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2536                            Account account = bookmark.getAccount();
2537                            bookmark.setConversation(null);
2538                            deleteBookmark(account, bookmark);
2539                        } else if (bookmark.autojoin()) {
2540                            bookmark.setAutojoin(false);
2541                            createBookmark(bookmark.getAccount(), bookmark);
2542                        }
2543                    }
2544                }
2545                leaveMuc(conversation);
2546            } else {
2547                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2548                    stopPresenceUpdatesTo(conversation.getContact());
2549                }
2550            }
2551            updateConversation(conversation);
2552            this.conversations.remove(conversation);
2553            updateConversationUi();
2554        }
2555    }
2556
2557    public void stopPresenceUpdatesTo(Contact contact) {
2558        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2559        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2560        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2561    }
2562
2563    public void createAccount(final Account account) {
2564        account.initAccountServices(this);
2565        databaseBackend.createAccount(account);
2566        if (CallIntegration.hasSystemFeature(this)) {
2567            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2568        }
2569        this.accounts.add(account);
2570        this.reconnectAccountInBackground(account);
2571        updateAccountUi();
2572        syncEnabledAccountSetting();
2573        toggleForegroundService();
2574    }
2575
2576    private void syncEnabledAccountSetting() {
2577        final boolean hasEnabledAccounts = hasEnabledAccounts();
2578        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2579        toggleSetProfilePictureActivity(hasEnabledAccounts);
2580    }
2581
2582    private void toggleSetProfilePictureActivity(final boolean enabled) {
2583        try {
2584            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2585            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2586            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2587        } catch (IllegalStateException e) {
2588            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2589        }
2590    }
2591
2592    public boolean reconfigurePushDistributor() {
2593        return this.unifiedPushBroker.reconfigurePushDistributor();
2594    }
2595
2596    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2597        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2598    }
2599
2600    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2601        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2602    }
2603
2604    private void provisionAccount(final String address, final String password) {
2605        final Jid jid = Jid.ofEscaped(address);
2606        final Account account = new Account(jid, password);
2607        account.setOption(Account.OPTION_DISABLED, true);
2608        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2609        createAccount(account);
2610    }
2611
2612    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2613        new Thread(() -> {
2614            try {
2615                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2616                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2617                if (cert == null) {
2618                    callback.informUser(R.string.unable_to_parse_certificate);
2619                    return;
2620                }
2621                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2622                if (info == null) {
2623                    callback.informUser(R.string.certificate_does_not_contain_jid);
2624                    return;
2625                }
2626                if (findAccountByJid(info.first) == null) {
2627                    final Account account = new Account(info.first, "");
2628                    account.setPrivateKeyAlias(alias);
2629                    account.setOption(Account.OPTION_DISABLED, true);
2630                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2631                    account.setDisplayName(info.second);
2632                    createAccount(account);
2633                    callback.onAccountCreated(account);
2634                    if (Config.X509_VERIFICATION) {
2635                        try {
2636                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2637                        } catch (CertificateException e) {
2638                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2639                        }
2640                    }
2641                } else {
2642                    callback.informUser(R.string.account_already_exists);
2643                }
2644            } catch (Exception e) {
2645                callback.informUser(R.string.unable_to_parse_certificate);
2646            }
2647        }).start();
2648
2649    }
2650
2651    public void updateKeyInAccount(final Account account, final String alias) {
2652        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2653        try {
2654            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2655            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2656            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2657            if (info == null) {
2658                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2659                return;
2660            }
2661            if (account.getJid().asBareJid().equals(info.first)) {
2662                account.setPrivateKeyAlias(alias);
2663                account.setDisplayName(info.second);
2664                databaseBackend.updateAccount(account);
2665                if (Config.X509_VERIFICATION) {
2666                    try {
2667                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2668                    } catch (CertificateException e) {
2669                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2670                    }
2671                    account.getAxolotlService().regenerateKeys(true);
2672                }
2673            } else {
2674                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2675            }
2676        } catch (Exception e) {
2677            e.printStackTrace();
2678        }
2679    }
2680
2681    public boolean updateAccount(final Account account) {
2682        if (databaseBackend.updateAccount(account)) {
2683            account.setShowErrorNotification(true);
2684            this.statusListener.onStatusChanged(account);
2685            databaseBackend.updateAccount(account);
2686            reconnectAccountInBackground(account);
2687            updateAccountUi();
2688            getNotificationService().updateErrorNotification();
2689            toggleForegroundService();
2690            syncEnabledAccountSetting();
2691            mChannelDiscoveryService.cleanCache();
2692            if (CallIntegration.hasSystemFeature(this)) {
2693                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2694            }
2695            return true;
2696        } else {
2697            return false;
2698        }
2699    }
2700
2701    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2702        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2703        sendIqPacket(account, iq, (a, packet) -> {
2704            if (packet.getType() == IqPacket.TYPE.RESULT) {
2705                a.setPassword(newPassword);
2706                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2707                databaseBackend.updateAccount(a);
2708                callback.onPasswordChangeSucceeded();
2709            } else {
2710                callback.onPasswordChangeFailed();
2711            }
2712        });
2713    }
2714
2715    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2716        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2717        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
2718        query.addChild("remove");
2719        sendIqPacket(account, iqPacket, (a, response) -> {
2720            if (response.getType() == IqPacket.TYPE.RESULT) {
2721                deleteAccount(a);
2722                callback.accept(true);
2723            } else {
2724                callback.accept(false);
2725            }
2726        });
2727    }
2728
2729    public void deleteAccount(final Account account) {
2730        final boolean connected = account.getStatus() == Account.State.ONLINE;
2731        synchronized (this.conversations) {
2732            if (connected) {
2733                account.getAxolotlService().deleteOmemoIdentity();
2734            }
2735            for (final Conversation conversation : conversations) {
2736                if (conversation.getAccount() == account) {
2737                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2738                        if (connected) {
2739                            leaveMuc(conversation);
2740                        }
2741                    }
2742                    conversations.remove(conversation);
2743                    mNotificationService.clear(conversation);
2744                }
2745            }
2746            if (account.getXmppConnection() != null) {
2747                new Thread(() -> disconnect(account, !connected)).start();
2748            }
2749            final Runnable runnable = () -> {
2750                if (!databaseBackend.deleteAccount(account)) {
2751                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2752                }
2753            };
2754            mDatabaseWriterExecutor.execute(runnable);
2755            this.accounts.remove(account);
2756            CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
2757            this.mRosterSyncTaskManager.clear(account);
2758            updateAccountUi();
2759            mNotificationService.updateErrorNotification();
2760            syncEnabledAccountSetting();
2761            toggleForegroundService();
2762        }
2763    }
2764
2765    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2766        final boolean remainingListeners;
2767        synchronized (LISTENER_LOCK) {
2768            remainingListeners = checkListeners();
2769            if (!this.mOnConversationUpdates.add(listener)) {
2770                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2771            }
2772            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2773        }
2774        if (remainingListeners) {
2775            switchToForeground();
2776        }
2777    }
2778
2779    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2780        final boolean remainingListeners;
2781        synchronized (LISTENER_LOCK) {
2782            this.mOnConversationUpdates.remove(listener);
2783            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2784            remainingListeners = checkListeners();
2785        }
2786        if (remainingListeners) {
2787            switchToBackground();
2788        }
2789    }
2790
2791    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2792        final boolean remainingListeners;
2793        synchronized (LISTENER_LOCK) {
2794            remainingListeners = checkListeners();
2795            if (!this.mOnShowErrorToasts.add(listener)) {
2796                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2797            }
2798        }
2799        if (remainingListeners) {
2800            switchToForeground();
2801        }
2802    }
2803
2804    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2805        final boolean remainingListeners;
2806        synchronized (LISTENER_LOCK) {
2807            this.mOnShowErrorToasts.remove(onShowErrorToast);
2808            remainingListeners = checkListeners();
2809        }
2810        if (remainingListeners) {
2811            switchToBackground();
2812        }
2813    }
2814
2815    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2816        final boolean remainingListeners;
2817        synchronized (LISTENER_LOCK) {
2818            remainingListeners = checkListeners();
2819            if (!this.mOnAccountUpdates.add(listener)) {
2820                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2821            }
2822        }
2823        if (remainingListeners) {
2824            switchToForeground();
2825        }
2826    }
2827
2828    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2829        final boolean remainingListeners;
2830        synchronized (LISTENER_LOCK) {
2831            this.mOnAccountUpdates.remove(listener);
2832            remainingListeners = checkListeners();
2833        }
2834        if (remainingListeners) {
2835            switchToBackground();
2836        }
2837    }
2838
2839    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2840        final boolean remainingListeners;
2841        synchronized (LISTENER_LOCK) {
2842            remainingListeners = checkListeners();
2843            if (!this.mOnCaptchaRequested.add(listener)) {
2844                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2845            }
2846        }
2847        if (remainingListeners) {
2848            switchToForeground();
2849        }
2850    }
2851
2852    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2853        final boolean remainingListeners;
2854        synchronized (LISTENER_LOCK) {
2855            this.mOnCaptchaRequested.remove(listener);
2856            remainingListeners = checkListeners();
2857        }
2858        if (remainingListeners) {
2859            switchToBackground();
2860        }
2861    }
2862
2863    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2864        final boolean remainingListeners;
2865        synchronized (LISTENER_LOCK) {
2866            remainingListeners = checkListeners();
2867            if (!this.mOnRosterUpdates.add(listener)) {
2868                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2869            }
2870        }
2871        if (remainingListeners) {
2872            switchToForeground();
2873        }
2874    }
2875
2876    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2877        final boolean remainingListeners;
2878        synchronized (LISTENER_LOCK) {
2879            this.mOnRosterUpdates.remove(listener);
2880            remainingListeners = checkListeners();
2881        }
2882        if (remainingListeners) {
2883            switchToBackground();
2884        }
2885    }
2886
2887    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2888        final boolean remainingListeners;
2889        synchronized (LISTENER_LOCK) {
2890            remainingListeners = checkListeners();
2891            if (!this.mOnUpdateBlocklist.add(listener)) {
2892                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2893            }
2894        }
2895        if (remainingListeners) {
2896            switchToForeground();
2897        }
2898    }
2899
2900    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2901        final boolean remainingListeners;
2902        synchronized (LISTENER_LOCK) {
2903            this.mOnUpdateBlocklist.remove(listener);
2904            remainingListeners = checkListeners();
2905        }
2906        if (remainingListeners) {
2907            switchToBackground();
2908        }
2909    }
2910
2911    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2912        final boolean remainingListeners;
2913        synchronized (LISTENER_LOCK) {
2914            remainingListeners = checkListeners();
2915            if (!this.mOnKeyStatusUpdated.add(listener)) {
2916                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2917            }
2918        }
2919        if (remainingListeners) {
2920            switchToForeground();
2921        }
2922    }
2923
2924    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2925        final boolean remainingListeners;
2926        synchronized (LISTENER_LOCK) {
2927            this.mOnKeyStatusUpdated.remove(listener);
2928            remainingListeners = checkListeners();
2929        }
2930        if (remainingListeners) {
2931            switchToBackground();
2932        }
2933    }
2934
2935    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2936        final boolean remainingListeners;
2937        synchronized (LISTENER_LOCK) {
2938            remainingListeners = checkListeners();
2939            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2940                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2941            }
2942        }
2943        if (remainingListeners) {
2944            switchToForeground();
2945        }
2946    }
2947
2948    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2949        final boolean remainingListeners;
2950        synchronized (LISTENER_LOCK) {
2951            this.onJingleRtpConnectionUpdate.remove(listener);
2952            remainingListeners = checkListeners();
2953        }
2954        if (remainingListeners) {
2955            switchToBackground();
2956        }
2957    }
2958
2959    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2960        final boolean remainingListeners;
2961        synchronized (LISTENER_LOCK) {
2962            remainingListeners = checkListeners();
2963            if (!this.mOnMucRosterUpdate.add(listener)) {
2964                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2965            }
2966        }
2967        if (remainingListeners) {
2968            switchToForeground();
2969        }
2970    }
2971
2972    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2973        final boolean remainingListeners;
2974        synchronized (LISTENER_LOCK) {
2975            this.mOnMucRosterUpdate.remove(listener);
2976            remainingListeners = checkListeners();
2977        }
2978        if (remainingListeners) {
2979            switchToBackground();
2980        }
2981    }
2982
2983    public boolean checkListeners() {
2984        return (this.mOnAccountUpdates.size() == 0
2985                && this.mOnConversationUpdates.size() == 0
2986                && this.mOnRosterUpdates.size() == 0
2987                && this.mOnCaptchaRequested.size() == 0
2988                && this.mOnMucRosterUpdate.size() == 0
2989                && this.mOnUpdateBlocklist.size() == 0
2990                && this.mOnShowErrorToasts.size() == 0
2991                && this.onJingleRtpConnectionUpdate.size() == 0
2992                && this.mOnKeyStatusUpdated.size() == 0);
2993    }
2994
2995    private void switchToForeground() {
2996        toggleSoftDisabled(false);
2997        final boolean broadcastLastActivity = broadcastLastActivity();
2998        for (Conversation conversation : getConversations()) {
2999            if (conversation.getMode() == Conversation.MODE_MULTI) {
3000                conversation.getMucOptions().resetChatState();
3001            } else {
3002                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3003            }
3004        }
3005        for (Account account : getAccounts()) {
3006            if (account.getStatus() == Account.State.ONLINE) {
3007                account.deactivateGracePeriod();
3008                final XmppConnection connection = account.getXmppConnection();
3009                if (connection != null) {
3010                    if (connection.getFeatures().csi()) {
3011                        connection.sendActive();
3012                    }
3013                    if (broadcastLastActivity) {
3014                        sendPresence(account, false); //send new presence but don't include idle because we are not
3015                    }
3016                }
3017            }
3018        }
3019        Log.d(Config.LOGTAG, "app switched into foreground");
3020    }
3021
3022    private void switchToBackground() {
3023        final boolean broadcastLastActivity = broadcastLastActivity();
3024        if (broadcastLastActivity) {
3025            mLastActivity = System.currentTimeMillis();
3026            final SharedPreferences.Editor editor = getPreferences().edit();
3027            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3028            editor.apply();
3029        }
3030        for (Account account : getAccounts()) {
3031            if (account.getStatus() == Account.State.ONLINE) {
3032                XmppConnection connection = account.getXmppConnection();
3033                if (connection != null) {
3034                    if (broadcastLastActivity) {
3035                        sendPresence(account, true);
3036                    }
3037                    if (connection.getFeatures().csi()) {
3038                        connection.sendInactive();
3039                    }
3040                }
3041            }
3042        }
3043        this.mNotificationService.setIsInForeground(false);
3044        Log.d(Config.LOGTAG, "app switched into background");
3045    }
3046
3047    private void connectMultiModeConversations(Account account) {
3048        List<Conversation> conversations = getConversations();
3049        for (Conversation conversation : conversations) {
3050            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
3051                joinMuc(conversation);
3052            }
3053        }
3054    }
3055
3056    public void mucSelfPingAndRejoin(final Conversation conversation) {
3057        final Account account = conversation.getAccount();
3058        synchronized (account.inProgressConferenceJoins) {
3059            if (account.inProgressConferenceJoins.contains(conversation)) {
3060                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
3061                return;
3062            }
3063        }
3064        synchronized (account.inProgressConferencePings) {
3065            if (!account.inProgressConferencePings.add(conversation)) {
3066                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
3067                return;
3068            }
3069        }
3070        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3071        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
3072        ping.setTo(self);
3073        ping.addChild("ping", Namespace.PING);
3074        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
3075            if (response.getType() == IqPacket.TYPE.ERROR) {
3076                Element error = response.findChild("error");
3077                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
3078                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
3079                } else {
3080                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3081                    joinMuc(conversation);
3082                }
3083            } else if (response.getType() == IqPacket.TYPE.RESULT) {
3084                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
3085            }
3086            synchronized (account.inProgressConferencePings) {
3087                account.inProgressConferencePings.remove(conversation);
3088            }
3089        });
3090    }
3091    public void joinMuc(Conversation conversation) {
3092        joinMuc(conversation, null, false);
3093    }
3094
3095    public void joinMuc(Conversation conversation, boolean followedInvite) {
3096        joinMuc(conversation, null, followedInvite);
3097    }
3098
3099    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3100        joinMuc(conversation, onConferenceJoined, false);
3101    }
3102
3103    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
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) {
3112            synchronized (account.inProgressConferenceJoins) {
3113                account.inProgressConferenceJoins.add(conversation);
3114            }
3115            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3116                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3117            }
3118            conversation.resetMucOptions();
3119            if (onConferenceJoined != null) {
3120                conversation.getMucOptions().flagNoAutoPushConfiguration();
3121            }
3122            conversation.setHasMessagesLeftOnServer(false);
3123            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3124
3125                private void join(Conversation conversation) {
3126                    Account account = conversation.getAccount();
3127                    final MucOptions mucOptions = conversation.getMucOptions();
3128
3129                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3130                        synchronized (account.inProgressConferenceJoins) {
3131                            account.inProgressConferenceJoins.remove(conversation);
3132                        }
3133                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3134                        updateConversationUi();
3135                        if (onConferenceJoined != null) {
3136                            onConferenceJoined.onConferenceJoined(conversation);
3137                        }
3138                        return;
3139                    }
3140
3141                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3142                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3143                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
3144                    packet.setTo(joinJid);
3145                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3146                    if (conversation.getMucOptions().getPassword() != null) {
3147                        x.addChild("password").setContent(mucOptions.getPassword());
3148                    }
3149
3150                    if (mucOptions.mamSupport()) {
3151                        // Use MAM instead of the limited muc history to get history
3152                        x.addChild("history").setAttribute("maxchars", "0");
3153                    } else {
3154                        // Fallback to muc history
3155                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3156                    }
3157                    sendPresencePacket(account, packet);
3158                    if (onConferenceJoined != null) {
3159                        onConferenceJoined.onConferenceJoined(conversation);
3160                    }
3161                    if (!joinJid.equals(conversation.getJid())) {
3162                        conversation.setContactJid(joinJid);
3163                        databaseBackend.updateConversation(conversation);
3164                    }
3165
3166                    if (mucOptions.mamSupport()) {
3167                        getMessageArchiveService().catchupMUC(conversation);
3168                    }
3169                    if (mucOptions.isPrivateAndNonAnonymous()) {
3170                        fetchConferenceMembers(conversation);
3171
3172                        if (followedInvite) {
3173                            final Bookmark bookmark = conversation.getBookmark();
3174                            if (bookmark != null) {
3175                                if (!bookmark.autojoin()) {
3176                                    bookmark.setAutojoin(true);
3177                                    createBookmark(account, bookmark);
3178                                }
3179                            } else {
3180                                saveConversationAsBookmark(conversation, null);
3181                            }
3182                        }
3183                    }
3184                    synchronized (account.inProgressConferenceJoins) {
3185                        account.inProgressConferenceJoins.remove(conversation);
3186                        sendUnsentMessages(conversation);
3187                    }
3188                }
3189
3190                @Override
3191                public void onConferenceConfigurationFetched(Conversation conversation) {
3192                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3193                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3194                        return;
3195                    }
3196                    join(conversation);
3197                }
3198
3199                @Override
3200                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3201                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3202                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3203                        return;
3204                    }
3205                    if ("remote-server-not-found".equals(errorCondition)) {
3206                        synchronized (account.inProgressConferenceJoins) {
3207                            account.inProgressConferenceJoins.remove(conversation);
3208                        }
3209                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3210                        updateConversationUi();
3211                    } else {
3212                        join(conversation);
3213                        fetchConferenceConfiguration(conversation);
3214                    }
3215                }
3216            });
3217            updateConversationUi();
3218        } else {
3219            synchronized (account.pendingConferenceJoins) {
3220                account.pendingConferenceJoins.add(conversation);
3221            }
3222            conversation.resetMucOptions();
3223            conversation.setHasMessagesLeftOnServer(false);
3224            updateConversationUi();
3225        }
3226    }
3227
3228    private void fetchConferenceMembers(final Conversation conversation) {
3229        final Account account = conversation.getAccount();
3230        final AxolotlService axolotlService = account.getAxolotlService();
3231        final String[] affiliations = {"member", "admin", "owner"};
3232        OnIqPacketReceived callback = new OnIqPacketReceived() {
3233
3234            private int i = 0;
3235            private boolean success = true;
3236
3237            @Override
3238            public void onIqPacketReceived(Account account, IqPacket packet) {
3239                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3240                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3241                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3242                    for (Element child : query.getChildren()) {
3243                        if ("item".equals(child.getName())) {
3244                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3245                            if (!user.realJidMatchesAccount()) {
3246                                boolean isNew = conversation.getMucOptions().updateUser(user);
3247                                Contact contact = user.getContact();
3248                                if (omemoEnabled
3249                                        && isNew
3250                                        && user.getRealJid() != null
3251                                        && (contact == null || !contact.mutualPresenceSubscription())
3252                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3253                                    axolotlService.fetchDeviceIds(user.getRealJid());
3254                                }
3255                            }
3256                        }
3257                    }
3258                } else {
3259                    success = false;
3260                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3261                }
3262                ++i;
3263                if (i >= affiliations.length) {
3264                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3265                    if (success) {
3266                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3267                        boolean changed = false;
3268                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3269                            Jid jid = iterator.next();
3270                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3271                                iterator.remove();
3272                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3273                                changed = true;
3274                            }
3275                        }
3276                        if (changed) {
3277                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3278                            updateConversation(conversation);
3279                        }
3280                    }
3281                    getAvatarService().clear(conversation);
3282                    updateMucRosterUi();
3283                    updateConversationUi();
3284                }
3285            }
3286        };
3287        for (String affiliation : affiliations) {
3288            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3289        }
3290        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3291    }
3292
3293    public void providePasswordForMuc(Conversation conversation, String password) {
3294        if (conversation.getMode() == Conversation.MODE_MULTI) {
3295            conversation.getMucOptions().setPassword(password);
3296            if (conversation.getBookmark() != null) {
3297                final Bookmark bookmark = conversation.getBookmark();
3298                if (synchronizeWithBookmarks()) {
3299                    bookmark.setAutojoin(true);
3300                }
3301                createBookmark(conversation.getAccount(), bookmark);
3302            }
3303            updateConversation(conversation);
3304            joinMuc(conversation);
3305        }
3306    }
3307
3308    public void deleteAvatar(final Account account) {
3309        final AtomicBoolean executed = new AtomicBoolean(false);
3310        final Runnable onDeleted =
3311                () -> {
3312                    if (executed.compareAndSet(false, true)) {
3313                        account.setAvatar(null);
3314                        databaseBackend.updateAccount(account);
3315                        getAvatarService().clear(account);
3316                        updateAccountUi();
3317                    }
3318                };
3319        deleteVcardAvatar(account, onDeleted);
3320        deletePepNode(account, Namespace.AVATAR_DATA);
3321        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3322    }
3323
3324    public void deletePepNode(final Account account, final String node) {
3325        deletePepNode(account, node, null);
3326    }
3327
3328    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3329        final IqPacket request = mIqGenerator.deleteNode(node);
3330        sendIqPacket(account, request, (a, packet) -> {
3331            if (packet.getType() == IqPacket.TYPE.RESULT) {
3332                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3333                if (runnable != null) {
3334                    runnable.run();
3335                }
3336            } else {
3337                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3338            }
3339        });
3340    }
3341
3342    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3343        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3344        sendIqPacket(account, retrieveVcard, (a, response) -> {
3345            if (response.getType() != IqPacket.TYPE.RESULT) {
3346                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3347                return;
3348            }
3349            final Element vcard = response.findChild("vCard", "vcard-temp");
3350            if (vcard == null) {
3351                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3352                return;
3353            }
3354            Element photo = vcard.findChild("PHOTO");
3355            if (photo == null) {
3356                photo = vcard.addChild("PHOTO");
3357            }
3358            photo.clearChildren();
3359            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3360            publication.setTo(a.getJid().asBareJid());
3361            publication.addChild(vcard);
3362            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3363                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3364                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3365                    runnable.run();
3366                } else {
3367                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3368                }
3369            });
3370        });
3371    }
3372
3373    private boolean hasEnabledAccounts() {
3374        if (this.accounts == null) {
3375            return false;
3376        }
3377        for (final Account account : this.accounts) {
3378            if (account.isConnectionEnabled()) {
3379                return true;
3380            }
3381        }
3382        return false;
3383    }
3384
3385
3386    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3387        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3388    }
3389
3390    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3391        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3392    }
3393
3394
3395    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3396        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3397    }
3398
3399    public void persistSelfNick(final MucOptions.User self) {
3400        final Conversation conversation = self.getConversation();
3401        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3402        Jid full = self.getFullJid();
3403        if (!full.equals(conversation.getJid())) {
3404            Log.d(Config.LOGTAG, "nick changed. updating");
3405            conversation.setContactJid(full);
3406            databaseBackend.updateConversation(conversation);
3407        }
3408
3409        final Bookmark bookmark = conversation.getBookmark();
3410        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3411        if (bookmark != null && (tookProposedNickFromBookmark || Strings.isNullOrEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3412            final Account account = conversation.getAccount();
3413            final String defaultNick = MucOptions.defaultNick(account);
3414            if (Strings.isNullOrEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3415                return;
3416            }
3417            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3418            bookmark.setNick(full.getResource());
3419            createBookmark(bookmark.getAccount(), bookmark);
3420        }
3421    }
3422
3423    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3424        final MucOptions options = conversation.getMucOptions();
3425        final Jid joinJid = options.createJoinJid(nick);
3426        if (joinJid == null) {
3427            return false;
3428        }
3429        if (options.online()) {
3430            Account account = conversation.getAccount();
3431            options.setOnRenameListener(new OnRenameListener() {
3432
3433                @Override
3434                public void onSuccess() {
3435                    callback.success(conversation);
3436                }
3437
3438                @Override
3439                public void onFailure() {
3440                    callback.error(R.string.nick_in_use, conversation);
3441                }
3442            });
3443
3444            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3445            packet.setTo(joinJid);
3446            sendPresencePacket(account, packet);
3447        } else {
3448            conversation.setContactJid(joinJid);
3449            databaseBackend.updateConversation(conversation);
3450            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3451                Bookmark bookmark = conversation.getBookmark();
3452                if (bookmark != null) {
3453                    bookmark.setNick(nick);
3454                    createBookmark(bookmark.getAccount(), bookmark);
3455                }
3456                joinMuc(conversation);
3457            }
3458        }
3459        return true;
3460    }
3461
3462    public void leaveMuc(Conversation conversation) {
3463        leaveMuc(conversation, false);
3464    }
3465
3466    private void leaveMuc(Conversation conversation, boolean now) {
3467        final Account account = conversation.getAccount();
3468        synchronized (account.pendingConferenceJoins) {
3469            account.pendingConferenceJoins.remove(conversation);
3470        }
3471        synchronized (account.pendingConferenceLeaves) {
3472            account.pendingConferenceLeaves.remove(conversation);
3473        }
3474        if (account.getStatus() == Account.State.ONLINE || now) {
3475            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3476            conversation.getMucOptions().setOffline();
3477            Bookmark bookmark = conversation.getBookmark();
3478            if (bookmark != null) {
3479                bookmark.setConversation(null);
3480            }
3481            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3482        } else {
3483            synchronized (account.pendingConferenceLeaves) {
3484                account.pendingConferenceLeaves.add(conversation);
3485            }
3486        }
3487    }
3488
3489    public String findConferenceServer(final Account account) {
3490        String server;
3491        if (account.getXmppConnection() != null) {
3492            server = account.getXmppConnection().getMucServer();
3493            if (server != null) {
3494                return server;
3495            }
3496        }
3497        for (Account other : getAccounts()) {
3498            if (other != account && other.getXmppConnection() != null) {
3499                server = other.getXmppConnection().getMucServer();
3500                if (server != null) {
3501                    return server;
3502                }
3503            }
3504        }
3505        return null;
3506    }
3507
3508
3509    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3510        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3511            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3512            if (!TextUtils.isEmpty(name)) {
3513                configuration.putString("muc#roomconfig_roomname", name);
3514            }
3515            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3516                @Override
3517                public void onPushSucceeded() {
3518                    saveConversationAsBookmark(conversation, name);
3519                    callback.success(conversation);
3520                }
3521
3522                @Override
3523                public void onPushFailed() {
3524                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3525                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3526                    } else {
3527                        callback.error(R.string.joined_an_existing_channel, conversation);
3528                    }
3529                }
3530            });
3531        });
3532    }
3533
3534    public boolean createAdhocConference(final Account account,
3535                                         final String name,
3536                                         final Iterable<Jid> jids,
3537                                         final UiCallback<Conversation> callback) {
3538        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3539        if (account.getStatus() == Account.State.ONLINE) {
3540            try {
3541                String server = findConferenceServer(account);
3542                if (server == null) {
3543                    if (callback != null) {
3544                        callback.error(R.string.no_conference_server_found, null);
3545                    }
3546                    return false;
3547                }
3548                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3549                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3550                joinMuc(conversation, new OnConferenceJoined() {
3551                    @Override
3552                    public void onConferenceJoined(final Conversation conversation) {
3553                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3554                        if (!TextUtils.isEmpty(name)) {
3555                            configuration.putString("muc#roomconfig_roomname", name);
3556                        }
3557                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3558                            @Override
3559                            public void onPushSucceeded() {
3560                                for (Jid invite : jids) {
3561                                    invite(conversation, invite);
3562                                }
3563                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3564                                    Jid other = account.getJid().withResource(resource);
3565                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3566                                    directInvite(conversation, other);
3567                                }
3568                                saveConversationAsBookmark(conversation, name);
3569                                if (callback != null) {
3570                                    callback.success(conversation);
3571                                }
3572                            }
3573
3574                            @Override
3575                            public void onPushFailed() {
3576                                archiveConversation(conversation);
3577                                if (callback != null) {
3578                                    callback.error(R.string.conference_creation_failed, conversation);
3579                                }
3580                            }
3581                        });
3582                    }
3583                });
3584                return true;
3585            } catch (IllegalArgumentException e) {
3586                if (callback != null) {
3587                    callback.error(R.string.conference_creation_failed, null);
3588                }
3589                return false;
3590            }
3591        } else {
3592            if (callback != null) {
3593                callback.error(R.string.not_connected_try_again, null);
3594            }
3595            return false;
3596        }
3597    }
3598
3599    public void fetchConferenceConfiguration(final Conversation conversation) {
3600        fetchConferenceConfiguration(conversation, null);
3601    }
3602
3603    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3604        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3605        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3606            @Override
3607            public void onIqPacketReceived(Account account, IqPacket packet) {
3608                if (packet.getType() == IqPacket.TYPE.RESULT) {
3609                    final MucOptions mucOptions = conversation.getMucOptions();
3610                    final Bookmark bookmark = conversation.getBookmark();
3611                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3612
3613                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3614                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3615                        updateConversation(conversation);
3616                    }
3617
3618                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3619                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3620                            createBookmark(account, bookmark);
3621                        }
3622                    }
3623
3624
3625                    if (callback != null) {
3626                        callback.onConferenceConfigurationFetched(conversation);
3627                    }
3628
3629
3630                    updateConversationUi();
3631                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3632                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3633                } else {
3634                    if (callback != null) {
3635                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3636                    }
3637                }
3638            }
3639        });
3640    }
3641
3642    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3643        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3644    }
3645
3646    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3647        Log.d(Config.LOGTAG, "pushing node configuration");
3648        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3649            @Override
3650            public void onIqPacketReceived(Account account, IqPacket packet) {
3651                if (packet.getType() == IqPacket.TYPE.RESULT) {
3652                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3653                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3654                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3655                    if (x != null) {
3656                        Data data = Data.parse(x);
3657                        data.submit(options);
3658                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3659                            @Override
3660                            public void onIqPacketReceived(Account account, IqPacket packet) {
3661                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3662                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3663                                    callback.onPushSucceeded();
3664                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3665                                    callback.onPushFailed();
3666                                }
3667                            }
3668                        });
3669                    } else if (callback != null) {
3670                        callback.onPushFailed();
3671                    }
3672                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3673                    callback.onPushFailed();
3674                }
3675            }
3676        });
3677    }
3678
3679    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3680        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3681            conversation.setAttribute("accept_non_anonymous", true);
3682            updateConversation(conversation);
3683        }
3684        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3685            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3686            options.putString("members_by_default", moderated ? "0" : "1");
3687        }
3688        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3689        request.setTo(conversation.getJid().asBareJid());
3690        request.query("http://jabber.org/protocol/muc#owner");
3691        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3692            @Override
3693            public void onIqPacketReceived(Account account, IqPacket packet) {
3694                if (packet.getType() == IqPacket.TYPE.RESULT) {
3695                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3696                    data.submit(options);
3697                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3698                    set.setTo(conversation.getJid().asBareJid());
3699                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3700                    sendIqPacket(account, set, new OnIqPacketReceived() {
3701                        @Override
3702                        public void onIqPacketReceived(Account account, IqPacket packet) {
3703                            if (callback != null) {
3704                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3705                                    callback.onPushSucceeded();
3706                                } else {
3707                                    callback.onPushFailed();
3708                                }
3709                            }
3710                        }
3711                    });
3712                } else {
3713                    if (callback != null) {
3714                        callback.onPushFailed();
3715                    }
3716                }
3717            }
3718        });
3719    }
3720
3721    public void pushSubjectToConference(final Conversation conference, final String subject) {
3722        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3723        this.sendMessagePacket(conference.getAccount(), packet);
3724    }
3725
3726    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3727        final Jid jid = user.asBareJid();
3728        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3729        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3730            if (response.getType() == IqPacket.TYPE.RESULT) {
3731                conference.getMucOptions().changeAffiliation(jid, affiliation);
3732                getAvatarService().clear(conference);
3733                if (callback != null) {
3734                    callback.onAffiliationChangedSuccessful(jid);
3735                } else {
3736                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3737                }
3738            } else if (callback != null) {
3739                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3740            } else {
3741                Log.d(Config.LOGTAG, "unable to change affiliation");
3742            }
3743        });
3744    }
3745
3746    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3747        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3748        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3749            if (packet.getType() != IqPacket.TYPE.RESULT) {
3750                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3751            }
3752        });
3753    }
3754
3755    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3756        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3757        request.setTo(conversation.getJid().asBareJid());
3758        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3759        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3760            @Override
3761            public void onIqPacketReceived(Account account, IqPacket packet) {
3762                if (packet.getType() == IqPacket.TYPE.RESULT) {
3763                    if (callback != null) {
3764                        callback.onRoomDestroySucceeded();
3765                    }
3766                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3767                    if (callback != null) {
3768                        callback.onRoomDestroyFailed();
3769                    }
3770                }
3771            }
3772        });
3773    }
3774
3775    private void disconnect(final Account account, boolean force) {
3776        final XmppConnection connection = account.getXmppConnection();
3777        if (connection == null) {
3778            return;
3779        }
3780        if (!force) {
3781            final List<Conversation> conversations = getConversations();
3782            for (Conversation conversation : conversations) {
3783                if (conversation.getAccount() == account) {
3784                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3785                        leaveMuc(conversation, true);
3786                    }
3787                }
3788            }
3789            sendOfflinePresence(account);
3790        }
3791        connection.disconnect(force);
3792    }
3793
3794    @Override
3795    public IBinder onBind(Intent intent) {
3796        return mBinder;
3797    }
3798
3799    public void updateMessage(Message message) {
3800        updateMessage(message, true);
3801    }
3802
3803    public void updateMessage(Message message, boolean includeBody) {
3804        databaseBackend.updateMessage(message, includeBody);
3805        updateConversationUi();
3806    }
3807
3808    public void createMessageAsync(final Message message) {
3809        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3810    }
3811
3812    public void updateMessage(Message message, String uuid) {
3813        if (!databaseBackend.updateMessage(message, uuid)) {
3814            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3815        }
3816        updateConversationUi();
3817    }
3818
3819    protected void syncDirtyContacts(Account account) {
3820        for (Contact contact : account.getRoster().getContacts()) {
3821            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3822                pushContactToServer(contact);
3823            }
3824            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3825                deleteContactOnServer(contact);
3826            }
3827        }
3828    }
3829
3830    public void createContact(final Contact contact, final boolean autoGrant) {
3831        createContact(contact, autoGrant, null);
3832    }
3833
3834    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3835        if (autoGrant) {
3836            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3837            contact.setOption(Contact.Options.ASKING);
3838        }
3839        pushContactToServer(contact, preAuth);
3840    }
3841
3842    public void pushContactToServer(final Contact contact) {
3843        pushContactToServer(contact, null);
3844    }
3845
3846    private void pushContactToServer(final Contact contact, final String preAuth) {
3847        contact.resetOption(Contact.Options.DIRTY_DELETE);
3848        contact.setOption(Contact.Options.DIRTY_PUSH);
3849        final Account account = contact.getAccount();
3850        if (account.getStatus() == Account.State.ONLINE) {
3851            final boolean ask = contact.getOption(Contact.Options.ASKING);
3852            final boolean sendUpdates = contact
3853                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3854                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3855            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3856            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3857            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3858            if (sendUpdates) {
3859                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3860            }
3861            if (ask) {
3862                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3863            }
3864        } else {
3865            syncRoster(contact.getAccount());
3866        }
3867    }
3868
3869    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3870        new Thread(() -> {
3871            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3872            final int size = Config.AVATAR_SIZE;
3873            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3874            if (avatar != null) {
3875                if (!getFileBackend().save(avatar)) {
3876                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3877                    return;
3878                }
3879                avatar.owner = conversation.getJid().asBareJid();
3880                publishMucAvatar(conversation, avatar, callback);
3881            } else {
3882                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3883            }
3884        }).start();
3885    }
3886
3887    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3888        new Thread(() -> {
3889            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3890            final int size = Config.AVATAR_SIZE;
3891            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3892            if (avatar != null) {
3893                if (!getFileBackend().save(avatar)) {
3894                    Log.d(Config.LOGTAG, "unable to save vcard");
3895                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3896                    return;
3897                }
3898                publishAvatar(account, avatar, callback);
3899            } else {
3900                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3901            }
3902        }).start();
3903
3904    }
3905
3906    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3907        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3908        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3909            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3910            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3911                Element vcard = response.findChild("vCard", "vcard-temp");
3912                if (vcard == null) {
3913                    vcard = new Element("vCard", "vcard-temp");
3914                }
3915                Element photo = vcard.findChild("PHOTO");
3916                if (photo == null) {
3917                    photo = vcard.addChild("PHOTO");
3918                }
3919                photo.clearChildren();
3920                photo.addChild("TYPE").setContent(avatar.type);
3921                photo.addChild("BINVAL").setContent(avatar.image);
3922                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3923                publication.setTo(conversation.getJid().asBareJid());
3924                publication.addChild(vcard);
3925                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3926                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3927                        callback.onAvatarPublicationSucceeded();
3928                    } else {
3929                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3930                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3931                    }
3932                });
3933            } else {
3934                Log.d(Config.LOGTAG, "failed to request vcard " + response);
3935                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3936            }
3937        });
3938    }
3939
3940    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3941        final Bundle options;
3942        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3943            options = PublishOptions.openAccess();
3944        } else {
3945            options = null;
3946        }
3947        publishAvatar(account, avatar, options, true, callback);
3948    }
3949
3950    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3951        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3952        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3953        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3954
3955            @Override
3956            public void onIqPacketReceived(Account account, IqPacket result) {
3957                if (result.getType() == IqPacket.TYPE.RESULT) {
3958                    publishAvatarMetadata(account, avatar, options, true, callback);
3959                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3960                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
3961                        @Override
3962                        public void onPushSucceeded() {
3963                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3964                            publishAvatar(account, avatar, options, false, callback);
3965                        }
3966
3967                        @Override
3968                        public void onPushFailed() {
3969                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3970                            publishAvatar(account, avatar, null, false, callback);
3971                        }
3972                    });
3973                } else {
3974                    Element error = result.findChild("error");
3975                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3976                    if (callback != null) {
3977                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3978                    }
3979                }
3980            }
3981        });
3982    }
3983
3984    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3985        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3986        sendIqPacket(account, packet, new OnIqPacketReceived() {
3987            @Override
3988            public void onIqPacketReceived(Account account, IqPacket result) {
3989                if (result.getType() == IqPacket.TYPE.RESULT) {
3990                    if (account.setAvatar(avatar.getFilename())) {
3991                        getAvatarService().clear(account);
3992                        databaseBackend.updateAccount(account);
3993                        notifyAccountAvatarHasChanged(account);
3994                    }
3995                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3996                    if (callback != null) {
3997                        callback.onAvatarPublicationSucceeded();
3998                    }
3999                } else if (retry && PublishOptions.preconditionNotMet(result)) {
4000                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
4001                        @Override
4002                        public void onPushSucceeded() {
4003                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
4004                            publishAvatarMetadata(account, avatar, options, false, callback);
4005                        }
4006
4007                        @Override
4008                        public void onPushFailed() {
4009                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
4010                            publishAvatarMetadata(account, avatar, null, false, callback);
4011                        }
4012                    });
4013                } else {
4014                    if (callback != null) {
4015                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4016                    }
4017                }
4018            }
4019        });
4020    }
4021
4022    public void republishAvatarIfNeeded(Account account) {
4023        if (account.getAxolotlService().isPepBroken()) {
4024            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
4025            return;
4026        }
4027        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4028        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4029
4030            private Avatar parseAvatar(IqPacket packet) {
4031                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4032                if (pubsub != null) {
4033                    Element items = pubsub.findChild("items");
4034                    if (items != null) {
4035                        return Avatar.parseMetadata(items);
4036                    }
4037                }
4038                return null;
4039            }
4040
4041            private boolean errorIsItemNotFound(IqPacket packet) {
4042                Element error = packet.findChild("error");
4043                return packet.getType() == IqPacket.TYPE.ERROR
4044                        && error != null
4045                        && error.hasChild("item-not-found");
4046            }
4047
4048            @Override
4049            public void onIqPacketReceived(Account account, IqPacket packet) {
4050                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
4051                    Avatar serverAvatar = parseAvatar(packet);
4052                    if (serverAvatar == null && account.getAvatar() != null) {
4053                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4054                        if (avatar != null) {
4055                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4056                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4057                        } else {
4058                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4059                        }
4060                    }
4061                }
4062            }
4063        });
4064    }
4065
4066    public void fetchAvatar(Account account, Avatar avatar) {
4067        fetchAvatar(account, avatar, null);
4068    }
4069
4070    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4071        final String KEY = generateFetchKey(account, avatar);
4072        synchronized (this.mInProgressAvatarFetches) {
4073            if (mInProgressAvatarFetches.add(KEY)) {
4074                switch (avatar.origin) {
4075                    case PEP:
4076                        this.mInProgressAvatarFetches.add(KEY);
4077                        fetchAvatarPep(account, avatar, callback);
4078                        break;
4079                    case VCARD:
4080                        this.mInProgressAvatarFetches.add(KEY);
4081                        fetchAvatarVcard(account, avatar, callback);
4082                        break;
4083                }
4084            } else if (avatar.origin == Avatar.Origin.PEP) {
4085                mOmittedPepAvatarFetches.add(KEY);
4086            } else {
4087                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4088            }
4089        }
4090    }
4091
4092    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4093        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
4094        sendIqPacket(account, packet, (a, result) -> {
4095            synchronized (mInProgressAvatarFetches) {
4096                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
4097            }
4098            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4099            if (result.getType() == IqPacket.TYPE.RESULT) {
4100                avatar.image = mIqParser.avatarData(result);
4101                if (avatar.image != null) {
4102                    if (getFileBackend().save(avatar)) {
4103                        if (a.getJid().asBareJid().equals(avatar.owner)) {
4104                            if (a.setAvatar(avatar.getFilename())) {
4105                                databaseBackend.updateAccount(a);
4106                            }
4107                            getAvatarService().clear(a);
4108                            updateConversationUi();
4109                            updateAccountUi();
4110                        } else {
4111                            final Contact contact = a.getRoster().getContact(avatar.owner);
4112                            contact.setAvatar(avatar);
4113                            syncRoster(account);
4114                            getAvatarService().clear(contact);
4115                            updateConversationUi();
4116                            updateRosterUi();
4117                        }
4118                        if (callback != null) {
4119                            callback.success(avatar);
4120                        }
4121                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4122                        return;
4123                    }
4124                } else {
4125
4126                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4127                }
4128            } else {
4129                Element error = result.findChild("error");
4130                if (error == null) {
4131                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4132                } else {
4133                    Log.d(Config.LOGTAG, ERROR + error.toString());
4134                }
4135            }
4136            if (callback != null) {
4137                callback.error(0, null);
4138            }
4139
4140        });
4141    }
4142
4143    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4144        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4145        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4146            @Override
4147            public void onIqPacketReceived(Account account, IqPacket packet) {
4148                final boolean previouslyOmittedPepFetch;
4149                synchronized (mInProgressAvatarFetches) {
4150                    final String KEY = generateFetchKey(account, avatar);
4151                    mInProgressAvatarFetches.remove(KEY);
4152                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4153                }
4154                if (packet.getType() == IqPacket.TYPE.RESULT) {
4155                    Element vCard = packet.findChild("vCard", "vcard-temp");
4156                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4157                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
4158                    if (image != null) {
4159                        avatar.image = image;
4160                        if (getFileBackend().save(avatar)) {
4161                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
4162                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4163                            if (avatar.owner.isBareJid()) {
4164                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4165                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4166                                    account.setAvatar(avatar.getFilename());
4167                                    databaseBackend.updateAccount(account);
4168                                    getAvatarService().clear(account);
4169                                    updateAccountUi();
4170                                } else {
4171                                    final Contact contact = account.getRoster().getContact(avatar.owner);
4172                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
4173                                    syncRoster(account);
4174                                    getAvatarService().clear(contact);
4175                                    updateRosterUi();
4176                                }
4177                                updateConversationUi();
4178                            } else {
4179                                Conversation conversation = find(account, avatar.owner.asBareJid());
4180                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4181                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4182                                    if (user != null) {
4183                                        if (user.setAvatar(avatar)) {
4184                                            getAvatarService().clear(user);
4185                                            updateConversationUi();
4186                                            updateMucRosterUi();
4187                                        }
4188                                        if (user.getRealJid() != null) {
4189                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4190                                            contact.setAvatar(avatar);
4191                                            syncRoster(account);
4192                                            getAvatarService().clear(contact);
4193                                            updateRosterUi();
4194                                        }
4195                                    }
4196                                }
4197                            }
4198                        }
4199                    }
4200                }
4201            }
4202        });
4203    }
4204
4205    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4206        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4207        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4208
4209            @Override
4210            public void onIqPacketReceived(Account account, IqPacket packet) {
4211                if (packet.getType() == IqPacket.TYPE.RESULT) {
4212                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4213                    if (pubsub != null) {
4214                        Element items = pubsub.findChild("items");
4215                        if (items != null) {
4216                            Avatar avatar = Avatar.parseMetadata(items);
4217                            if (avatar != null) {
4218                                avatar.owner = account.getJid().asBareJid();
4219                                if (fileBackend.isAvatarCached(avatar)) {
4220                                    if (account.setAvatar(avatar.getFilename())) {
4221                                        databaseBackend.updateAccount(account);
4222                                    }
4223                                    getAvatarService().clear(account);
4224                                    callback.success(avatar);
4225                                } else {
4226                                    fetchAvatarPep(account, avatar, callback);
4227                                }
4228                                return;
4229                            }
4230                        }
4231                    }
4232                }
4233                callback.error(0, null);
4234            }
4235        });
4236    }
4237
4238    public void notifyAccountAvatarHasChanged(final Account account) {
4239        final XmppConnection connection = account.getXmppConnection();
4240        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4241            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4242            for (Conversation conversation : conversations) {
4243                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4244                    final MucOptions mucOptions = conversation.getMucOptions();
4245                    if (mucOptions.online()) {
4246                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
4247                        packet.setTo(mucOptions.getSelf().getFullJid());
4248                        connection.sendPresencePacket(packet);
4249                    }
4250                }
4251            }
4252        }
4253    }
4254
4255    public void deleteContactOnServer(Contact contact) {
4256        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4257        contact.resetOption(Contact.Options.DIRTY_PUSH);
4258        contact.setOption(Contact.Options.DIRTY_DELETE);
4259        Account account = contact.getAccount();
4260        if (account.getStatus() == Account.State.ONLINE) {
4261            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4262            Element item = iq.query(Namespace.ROSTER).addChild("item");
4263            item.setAttribute("jid", contact.getJid());
4264            item.setAttribute("subscription", "remove");
4265            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4266        }
4267    }
4268
4269    public void updateConversation(final Conversation conversation) {
4270        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4271    }
4272
4273    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4274        synchronized (account) {
4275            final XmppConnection existingConnection = account.getXmppConnection();
4276            final XmppConnection connection;
4277            if (existingConnection != null) {
4278                connection = existingConnection;
4279            } else if (account.isConnectionEnabled()) {
4280                connection = createConnection(account);
4281                account.setXmppConnection(connection);
4282            } else {
4283                return;
4284            }
4285            final boolean hasInternet = hasInternetConnection();
4286            if (account.isConnectionEnabled() && hasInternet) {
4287                if (!force) {
4288                    disconnect(account, false);
4289                }
4290                Thread thread = new Thread(connection);
4291                connection.setInteractive(interactive);
4292                connection.prepareNewConnection();
4293                connection.interrupt();
4294                thread.start();
4295                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4296            } else {
4297                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4298                account.getRoster().clearPresences();
4299                connection.resetEverything();
4300                final AxolotlService axolotlService = account.getAxolotlService();
4301                if (axolotlService != null) {
4302                    axolotlService.resetBrokenness();
4303                }
4304                if (!hasInternet) {
4305                    account.setStatus(Account.State.NO_INTERNET);
4306                }
4307            }
4308        }
4309    }
4310
4311    public void reconnectAccountInBackground(final Account account) {
4312        new Thread(() -> reconnectAccount(account, false, true)).start();
4313    }
4314
4315    public void invite(final Conversation conversation, final Jid contact) {
4316        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4317        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4318        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4319            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4320        }
4321        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4322        sendMessagePacket(conversation.getAccount(), packet);
4323    }
4324
4325    public void directInvite(Conversation conversation, Jid jid) {
4326        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4327        sendMessagePacket(conversation.getAccount(), packet);
4328    }
4329
4330    public void resetSendingToWaiting(Account account) {
4331        for (Conversation conversation : getConversations()) {
4332            if (conversation.getAccount() == account) {
4333                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4334            }
4335        }
4336    }
4337
4338    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4339        return markMessage(account, recipient, uuid, status, null);
4340    }
4341
4342    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4343        if (uuid == null) {
4344            return null;
4345        }
4346        for (Conversation conversation : getConversations()) {
4347            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4348                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4349                if (message != null) {
4350                    markMessage(message, status, errorMessage);
4351                }
4352                return message;
4353            }
4354        }
4355        return null;
4356    }
4357
4358    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4359        return markMessage(conversation, uuid, status, serverMessageId, null);
4360    }
4361
4362    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4363        if (uuid == null) {
4364            return false;
4365        } else {
4366            final Message message = conversation.findSentMessageWithUuid(uuid);
4367            if (message != null) {
4368                if (message.getServerMsgId() == null) {
4369                    message.setServerMsgId(serverMessageId);
4370                }
4371                if (message.getEncryption() == Message.ENCRYPTION_NONE
4372                        && message.isTypeText()
4373                        && isBodyModified(message, body)) {
4374                    message.setBody(body.content);
4375                    if (body.count > 1) {
4376                        message.setBodyLanguage(body.language);
4377                    }
4378                    markMessage(message, status, null, true);
4379                } else {
4380                    markMessage(message, status);
4381                }
4382                return true;
4383            } else {
4384                return false;
4385            }
4386        }
4387    }
4388
4389    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4390        if (body == null || body.content == null) {
4391            return false;
4392        }
4393        return !body.content.equals(message.getBody());
4394    }
4395
4396    public void markMessage(Message message, int status) {
4397        markMessage(message, status, null);
4398    }
4399
4400
4401    public void markMessage(final Message message, final int status, final String errorMessage) {
4402        markMessage(message, status, errorMessage, false);
4403    }
4404
4405    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4406        final int oldStatus = message.getStatus();
4407        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4408            return;
4409        }
4410        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4411            return;
4412        }
4413        message.setErrorMessage(errorMessage);
4414        message.setStatus(status);
4415        databaseBackend.updateMessage(message, includeBody);
4416        updateConversationUi();
4417        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4418            mNotificationService.pushFailedDelivery(message);
4419        }
4420    }
4421
4422    private SharedPreferences getPreferences() {
4423        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4424    }
4425
4426    public long getAutomaticMessageDeletionDate() {
4427        final long timeout = getLongPreference(AppSettings.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4428        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4429    }
4430
4431    public long getLongPreference(String name, @IntegerRes int res) {
4432        long defaultValue = getResources().getInteger(res);
4433        try {
4434            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4435        } catch (NumberFormatException e) {
4436            return defaultValue;
4437        }
4438    }
4439
4440    public boolean getBooleanPreference(String name, @BoolRes int res) {
4441        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4442    }
4443
4444    public boolean confirmMessages() {
4445        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4446    }
4447
4448    public boolean allowMessageCorrection() {
4449        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4450    }
4451
4452    public boolean sendChatStates() {
4453        return getBooleanPreference("chat_states", R.bool.chat_states);
4454    }
4455
4456    private boolean synchronizeWithBookmarks() {
4457        return getBooleanPreference("autojoin", R.bool.autojoin);
4458    }
4459
4460    public boolean useTorToConnect() {
4461        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
4462    }
4463
4464    public boolean showExtendedConnectionOptions() {
4465        return QuickConversationsService.isConversations() && getBooleanPreference(AppSettings.SHOW_CONNECTION_OPTIONS, R.bool.show_connection_options);
4466    }
4467
4468    public boolean broadcastLastActivity() {
4469        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4470    }
4471
4472    public int unreadCount() {
4473        int count = 0;
4474        for (Conversation conversation : getConversations()) {
4475            count += conversation.unreadCount();
4476        }
4477        return count;
4478    }
4479
4480
4481    private <T> List<T> threadSafeList(Set<T> set) {
4482        synchronized (LISTENER_LOCK) {
4483            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
4484        }
4485    }
4486
4487    public void showErrorToastInUi(int resId) {
4488        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4489            listener.onShowErrorToast(resId);
4490        }
4491    }
4492
4493    public void updateConversationUi() {
4494        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4495            listener.onConversationUpdate();
4496        }
4497    }
4498
4499    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4500        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4501            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4502        }
4503    }
4504
4505    public void notifyJingleRtpConnectionUpdate(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices) {
4506        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4507            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4508        }
4509    }
4510
4511    public void updateAccountUi() {
4512        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4513            listener.onAccountUpdate();
4514        }
4515    }
4516
4517    public void updateRosterUi() {
4518        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4519            listener.onRosterUpdate();
4520        }
4521    }
4522
4523    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4524        if (mOnCaptchaRequested.size() > 0) {
4525            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4526            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4527                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4528            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4529                listener.onCaptchaRequested(account, id, data, scaled);
4530            }
4531            return true;
4532        }
4533        return false;
4534    }
4535
4536    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4537        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4538            listener.OnUpdateBlocklist(status);
4539        }
4540    }
4541
4542    public void updateMucRosterUi() {
4543        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4544            listener.onMucRosterUpdate();
4545        }
4546    }
4547
4548    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4549        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4550            listener.onKeyStatusUpdated(report);
4551        }
4552    }
4553
4554    public Account findAccountByJid(final Jid jid) {
4555        for (final Account account : this.accounts) {
4556            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4557                return account;
4558            }
4559        }
4560        return null;
4561    }
4562
4563    public Account findAccountByUuid(final String uuid) {
4564        for (Account account : this.accounts) {
4565            if (account.getUuid().equals(uuid)) {
4566                return account;
4567            }
4568        }
4569        return null;
4570    }
4571
4572    public Conversation findConversationByUuid(String uuid) {
4573        for (Conversation conversation : getConversations()) {
4574            if (conversation.getUuid().equals(uuid)) {
4575                return conversation;
4576            }
4577        }
4578        return null;
4579    }
4580
4581    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4582        List<Conversation> findings = new ArrayList<>();
4583        for (Conversation c : getConversations()) {
4584            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4585                findings.add(c);
4586            }
4587        }
4588        return findings.size() == 1 ? findings.get(0) : null;
4589    }
4590
4591    public boolean markRead(final Conversation conversation, boolean dismiss) {
4592        return markRead(conversation, null, dismiss).size() > 0;
4593    }
4594
4595    public void markRead(final Conversation conversation) {
4596        markRead(conversation, null, true);
4597    }
4598
4599    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4600        if (dismiss) {
4601            mNotificationService.clear(conversation);
4602        }
4603        final List<Message> readMessages = conversation.markRead(upToUuid);
4604        if (readMessages.size() > 0) {
4605            Runnable runnable = () -> {
4606                for (Message message : readMessages) {
4607                    databaseBackend.updateMessage(message, false);
4608                }
4609            };
4610            mDatabaseWriterExecutor.execute(runnable);
4611            updateConversationUi();
4612            updateUnreadCountBadge();
4613            return readMessages;
4614        } else {
4615            return readMessages;
4616        }
4617    }
4618
4619    public synchronized void updateUnreadCountBadge() {
4620        int count = unreadCount();
4621        if (unreadCount != count) {
4622            Log.d(Config.LOGTAG, "update unread count to " + count);
4623            if (count > 0) {
4624                ShortcutBadger.applyCount(getApplicationContext(), count);
4625            } else {
4626                ShortcutBadger.removeCount(getApplicationContext());
4627            }
4628            unreadCount = count;
4629        }
4630    }
4631
4632    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
4633        final boolean isPrivateAndNonAnonymousMuc =
4634                conversation.getMode() == Conversation.MODE_MULTI
4635                        && conversation.isPrivateAndNonAnonymous();
4636        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4637        if (readMessages.isEmpty()) {
4638            return;
4639        }
4640        final var account = conversation.getAccount();
4641        final var connection = account.getXmppConnection();
4642        updateConversationUi();
4643        final var last =
4644                Iterables.getLast(
4645                        Collections2.filter(
4646                                readMessages,
4647                                m ->
4648                                        !m.isPrivateMessage()
4649                                                && m.getStatus() == Message.STATUS_RECEIVED),
4650                        null);
4651        if (last == null) {
4652            return;
4653        }
4654
4655        final boolean sendDisplayedMarker =
4656                confirmMessages()
4657                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
4658                        && last.getRemoteMsgId() != null
4659                        && (last.markable || isPrivateAndNonAnonymousMuc);
4660        final boolean serverAssist =
4661                connection != null && connection.getFeatures().mdsServerAssist();
4662
4663        final String stanzaId = last.getServerMsgId();
4664
4665        if (sendDisplayedMarker && serverAssist) {
4666            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
4667            final MessagePacket packet = mMessageGenerator.confirm(last);
4668            packet.addChild(mdsDisplayed);
4669            if (!last.isPrivateMessage()) {
4670                packet.setTo(packet.getTo().asBareJid());
4671            }
4672            Log.d(Config.LOGTAG,account.getJid().asBareJid()+": server assisted "+packet);
4673            this.sendMessagePacket(account, packet);
4674        } else {
4675            publishMds(last);
4676            // read markers will be sent after MDS to flush the CSI stanza queue
4677            if (sendDisplayedMarker) {
4678                Log.d(
4679                        Config.LOGTAG,
4680                        conversation.getAccount().getJid().asBareJid()
4681                                + ": sending displayed marker to "
4682                                + last.getCounterpart().toString());
4683                final MessagePacket packet = mMessageGenerator.confirm(last);
4684                this.sendMessagePacket(account, packet);
4685            }
4686        }
4687    }
4688
4689    private void publishMds(@Nullable final Message message) {
4690        final String stanzaId = message == null ? null : message.getServerMsgId();
4691        if (Strings.isNullOrEmpty(stanzaId)) {
4692            return;
4693        }
4694        final Conversation conversation;
4695        final var conversational = message.getConversation();
4696        if (conversational instanceof Conversation c) {
4697            conversation = c;
4698        } else {
4699            return;
4700        }
4701        final var account = conversation.getAccount();
4702        final var connection = account.getXmppConnection();
4703        if (connection == null || !connection.getFeatures().mds()) {
4704            return;
4705        }
4706        final Jid itemId;
4707        if (message.isPrivateMessage()) {
4708            itemId = message.getCounterpart();
4709        } else {
4710            itemId = conversation.getJid().asBareJid();
4711        }
4712        Log.d(Config.LOGTAG,"publishing mds for "+itemId+"/"+stanzaId);
4713        publishMds(account, itemId, stanzaId, conversation);
4714    }
4715
4716    private void publishMds(
4717            final Account account, final Jid itemId, final String stanzaId, final Conversation conversation) {
4718        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
4719        pushNodeAndEnforcePublishOptions(
4720                account,
4721                Namespace.MDS_DISPLAYED,
4722                item,
4723                itemId.toEscapedString(),
4724                PublishOptions.persistentWhitelistAccessMaxItems());
4725    }
4726
4727    public MemorizingTrustManager getMemorizingTrustManager() {
4728        return this.mMemorizingTrustManager;
4729    }
4730
4731    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4732        this.mMemorizingTrustManager = trustManager;
4733    }
4734
4735    public void updateMemorizingTrustmanager() {
4736        final MemorizingTrustManager tm;
4737        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4738        if (dontTrustSystemCAs) {
4739            tm = new MemorizingTrustManager(getApplicationContext(), null);
4740        } else {
4741            tm = new MemorizingTrustManager(getApplicationContext());
4742        }
4743        setMemorizingTrustManager(tm);
4744    }
4745
4746    public LruCache<String, Bitmap> getBitmapCache() {
4747        return this.mBitmapCache;
4748    }
4749
4750    public Collection<String> getKnownHosts() {
4751        final Set<String> hosts = new HashSet<>();
4752        for (final Account account : getAccounts()) {
4753            hosts.add(account.getServer());
4754            for (final Contact contact : account.getRoster().getContacts()) {
4755                if (contact.showInRoster()) {
4756                    final String server = contact.getServer();
4757                    if (server != null) {
4758                        hosts.add(server);
4759                    }
4760                }
4761            }
4762        }
4763        if (Config.QUICKSY_DOMAIN != null) {
4764            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4765        }
4766        if (Config.MAGIC_CREATE_DOMAIN != null) {
4767            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4768        }
4769        return hosts;
4770    }
4771
4772    public Collection<String> getKnownConferenceHosts() {
4773        final Set<String> mucServers = new HashSet<>();
4774        for (final Account account : accounts) {
4775            if (account.getXmppConnection() != null) {
4776                mucServers.addAll(account.getXmppConnection().getMucServers());
4777                for (final Bookmark bookmark : account.getBookmarks()) {
4778                    final Jid jid = bookmark.getJid();
4779                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4780                    if (s != null) {
4781                        mucServers.add(s);
4782                    }
4783                }
4784            }
4785        }
4786        return mucServers;
4787    }
4788
4789    public void sendMessagePacket(Account account, MessagePacket packet) {
4790        final XmppConnection connection = account.getXmppConnection();
4791        if (connection != null) {
4792            connection.sendMessagePacket(packet);
4793        }
4794    }
4795
4796    public void sendPresencePacket(Account account, PresencePacket packet) {
4797        XmppConnection connection = account.getXmppConnection();
4798        if (connection != null) {
4799            connection.sendPresencePacket(packet);
4800        }
4801    }
4802
4803    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4804        final XmppConnection connection = account.getXmppConnection();
4805        if (connection != null) {
4806            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4807            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4808        }
4809    }
4810
4811    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4812        final XmppConnection connection = account.getXmppConnection();
4813        if (connection != null) {
4814            connection.sendIqPacket(packet, callback);
4815        } else if (callback != null) {
4816            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4817        }
4818    }
4819
4820    public void sendPresence(final Account account) {
4821        sendPresence(account, checkListeners() && broadcastLastActivity());
4822    }
4823
4824    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4825        final Presence.Status status;
4826        if (manuallyChangePresence()) {
4827            status = account.getPresenceStatus();
4828        } else {
4829            status = getTargetPresence();
4830        }
4831        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4832        if (mLastActivity > 0 && includeIdleTimestamp) {
4833            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4834            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4835        }
4836        sendPresencePacket(account, packet);
4837    }
4838
4839    private void deactivateGracePeriod() {
4840        for (Account account : getAccounts()) {
4841            account.deactivateGracePeriod();
4842        }
4843    }
4844
4845    public void refreshAllPresences() {
4846        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4847        for (Account account : getAccounts()) {
4848            if (account.isConnectionEnabled()) {
4849                sendPresence(account, includeIdleTimestamp);
4850            }
4851        }
4852    }
4853
4854    private void refreshAllFcmTokens() {
4855        for (Account account : getAccounts()) {
4856            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4857                mPushManagementService.registerPushTokenOnServer(account);
4858            }
4859        }
4860    }
4861
4862
4863
4864    private void sendOfflinePresence(final Account account) {
4865        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4866        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4867    }
4868
4869    public MessageGenerator getMessageGenerator() {
4870        return this.mMessageGenerator;
4871    }
4872
4873    public PresenceGenerator getPresenceGenerator() {
4874        return this.mPresenceGenerator;
4875    }
4876
4877    public IqGenerator getIqGenerator() {
4878        return this.mIqGenerator;
4879    }
4880
4881    public IqParser getIqParser() {
4882        return this.mIqParser;
4883    }
4884
4885    public JingleConnectionManager getJingleConnectionManager() {
4886        return this.mJingleConnectionManager;
4887    }
4888
4889    private boolean hasJingleRtpConnection(final Account account) {
4890        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
4891    }
4892
4893    public MessageArchiveService getMessageArchiveService() {
4894        return this.mMessageArchiveService;
4895    }
4896
4897    public QuickConversationsService getQuickConversationsService() {
4898        return this.mQuickConversationsService;
4899    }
4900
4901    public List<Contact> findContacts(Jid jid, String accountJid) {
4902        ArrayList<Contact> contacts = new ArrayList<>();
4903        for (Account account : getAccounts()) {
4904            if ((account.isEnabled() || accountJid != null)
4905                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4906                Contact contact = account.getRoster().getContactFromContactList(jid);
4907                if (contact != null) {
4908                    contacts.add(contact);
4909                }
4910            }
4911        }
4912        return contacts;
4913    }
4914
4915    public Conversation findFirstMuc(Jid jid) {
4916        for (Conversation conversation : getConversations()) {
4917            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4918                return conversation;
4919            }
4920        }
4921        return null;
4922    }
4923
4924    public NotificationService getNotificationService() {
4925        return this.mNotificationService;
4926    }
4927
4928    public HttpConnectionManager getHttpConnectionManager() {
4929        return this.mHttpConnectionManager;
4930    }
4931
4932    public void resendFailedMessages(final Message message) {
4933        final Collection<Message> messages = new ArrayList<>();
4934        Message current = message;
4935        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4936            messages.add(current);
4937            if (current.mergeable(current.next())) {
4938                current = current.next();
4939            } else {
4940                break;
4941            }
4942        }
4943        for (final Message msg : messages) {
4944            msg.setTime(System.currentTimeMillis());
4945            markMessage(msg, Message.STATUS_WAITING);
4946            this.resendMessage(msg, false);
4947        }
4948        if (message.getConversation() instanceof Conversation) {
4949            ((Conversation) message.getConversation()).sort();
4950        }
4951        updateConversationUi();
4952    }
4953
4954    public void clearConversationHistory(final Conversation conversation) {
4955        final long clearDate;
4956        final String reference;
4957        if (conversation.countMessages() > 0) {
4958            Message latestMessage = conversation.getLatestMessage();
4959            clearDate = latestMessage.getTimeSent() + 1000;
4960            reference = latestMessage.getServerMsgId();
4961        } else {
4962            clearDate = System.currentTimeMillis();
4963            reference = null;
4964        }
4965        conversation.clearMessages();
4966        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4967        conversation.setLastClearHistory(clearDate, reference);
4968        Runnable runnable = () -> {
4969            databaseBackend.deleteMessagesInConversation(conversation);
4970            databaseBackend.updateConversation(conversation);
4971        };
4972        mDatabaseWriterExecutor.execute(runnable);
4973    }
4974
4975    public boolean sendBlockRequest(final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
4976        if (blockable != null && blockable.getBlockedJid() != null) {
4977            final Jid jid = blockable.getBlockedJid();
4978            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId), (a, response) -> {
4979                if (response.getType() == IqPacket.TYPE.RESULT) {
4980                    a.getBlocklist().add(jid);
4981                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4982                }
4983            });
4984            if (blockable.getBlockedJid().isFullJid()) {
4985                return false;
4986            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4987                updateConversationUi();
4988                return true;
4989            } else {
4990                return false;
4991            }
4992        } else {
4993            return false;
4994        }
4995    }
4996
4997    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4998        boolean removed = false;
4999        synchronized (this.conversations) {
5000            boolean domainJid = blockedJid.getLocal() == null;
5001            for (Conversation conversation : this.conversations) {
5002                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
5003                        || blockedJid.equals(conversation.getJid().asBareJid());
5004                if (conversation.getAccount() == account
5005                        && conversation.getMode() == Conversation.MODE_SINGLE
5006                        && jidMatches) {
5007                    this.conversations.remove(conversation);
5008                    markRead(conversation);
5009                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
5010                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
5011                    updateConversation(conversation);
5012                    removed = true;
5013                }
5014            }
5015        }
5016        return removed;
5017    }
5018
5019    public void sendUnblockRequest(final Blockable blockable) {
5020        if (blockable != null && blockable.getJid() != null) {
5021            final Jid jid = blockable.getBlockedJid();
5022            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
5023                @Override
5024                public void onIqPacketReceived(final Account account, final IqPacket packet) {
5025                    if (packet.getType() == IqPacket.TYPE.RESULT) {
5026                        account.getBlocklist().remove(jid);
5027                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
5028                    }
5029                }
5030            });
5031        }
5032    }
5033
5034    public void publishDisplayName(Account account) {
5035        String displayName = account.getDisplayName();
5036        final IqPacket request;
5037        if (TextUtils.isEmpty(displayName)) {
5038            request = mIqGenerator.deleteNode(Namespace.NICK);
5039        } else {
5040            request = mIqGenerator.publishNick(displayName);
5041        }
5042        mAvatarService.clear(account);
5043        sendIqPacket(account, request, (account1, packet) -> {
5044            if (packet.getType() == IqPacket.TYPE.ERROR) {
5045                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet);
5046            }
5047        });
5048    }
5049
5050    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
5051        ServiceDiscoveryResult result = discoCache.get(key);
5052        if (result != null) {
5053            return result;
5054        } else {
5055            result = databaseBackend.findDiscoveryResult(key.first, key.second);
5056            if (result != null) {
5057                discoCache.put(key, result);
5058            }
5059            return result;
5060        }
5061    }
5062
5063    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
5064        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
5065        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
5066        if (disco != null) {
5067            presence.setServiceDiscoveryResult(disco);
5068            final Contact contact = account.getRoster().getContact(jid);
5069            if (contact.refreshRtpCapability()) {
5070                syncRoster(account);
5071            }
5072        } else {
5073            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5074            request.setTo(jid);
5075            final String node = presence.getNode();
5076            final String ver = presence.getVer();
5077            final Element query = request.query(Namespace.DISCO_INFO);
5078            if (node != null && ver != null) {
5079                query.setAttribute("node", node + "#" + ver);
5080            }
5081            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
5082            sendIqPacket(account, request, (a, response) -> {
5083                if (response.getType() == IqPacket.TYPE.RESULT) {
5084                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
5085                    if (presence.getVer().equals(discoveryResult.getVer())) {
5086                        databaseBackend.insertDiscoveryResult(discoveryResult);
5087                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
5088                    } else {
5089                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
5090                    }
5091                } else {
5092                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
5093                }
5094            });
5095        }
5096    }
5097
5098    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
5099        boolean rosterNeedsSync = false;
5100        for (final Contact contact : roster.getContacts()) {
5101            boolean serviceDiscoverySet = false;
5102            for (final Presence presence : contact.getPresences().getPresences()) {
5103                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
5104                    presence.setServiceDiscoveryResult(disco);
5105                    serviceDiscoverySet = true;
5106                }
5107            }
5108            if (serviceDiscoverySet) {
5109                rosterNeedsSync |= contact.refreshRtpCapability();
5110            }
5111        }
5112        if (rosterNeedsSync) {
5113            syncRoster(roster.getAccount());
5114        }
5115    }
5116
5117    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
5118        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5119        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5120        request.addChild("prefs", version.namespace);
5121        sendIqPacket(account, request, (account1, packet) -> {
5122            Element prefs = packet.findChild("prefs", version.namespace);
5123            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
5124                callback.onPreferencesFetched(prefs);
5125            } else {
5126                callback.onPreferencesFetchFailed();
5127            }
5128        });
5129    }
5130
5131    public PushManagementService getPushManagementService() {
5132        return mPushManagementService;
5133    }
5134
5135    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5136        if (!template.getStatusMessage().isEmpty()) {
5137            databaseBackend.insertPresenceTemplate(template);
5138        }
5139        account.setPgpSignature(signature);
5140        account.setPresenceStatus(template.getStatus());
5141        account.setPresenceStatusMessage(template.getStatusMessage());
5142        databaseBackend.updateAccount(account);
5143        sendPresence(account);
5144    }
5145
5146    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5147        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5148        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5149            if (!templates.contains(template)) {
5150                templates.add(0, template);
5151            }
5152        }
5153        return templates;
5154    }
5155
5156    public void saveConversationAsBookmark(Conversation conversation, String name) {
5157        final Account account = conversation.getAccount();
5158        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5159        final String nick = conversation.getJid().getResource();
5160        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5161            bookmark.setNick(nick);
5162        }
5163        if (!TextUtils.isEmpty(name)) {
5164            bookmark.setBookmarkName(name);
5165        }
5166        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
5167        createBookmark(account, bookmark);
5168        bookmark.setConversation(conversation);
5169    }
5170
5171    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5172        boolean performedVerification = false;
5173        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5174        for (XmppUri.Fingerprint fp : fingerprints) {
5175            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5176                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5177                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5178                if (fingerprintStatus != null) {
5179                    if (!fingerprintStatus.isVerified()) {
5180                        performedVerification = true;
5181                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5182                    }
5183                } else {
5184                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5185                }
5186            }
5187        }
5188        return performedVerification;
5189    }
5190
5191    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5192        final AxolotlService axolotlService = account.getAxolotlService();
5193        boolean verifiedSomething = false;
5194        for (XmppUri.Fingerprint fp : fingerprints) {
5195            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5196                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5197                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5198                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5199                if (fingerprintStatus != null) {
5200                    if (!fingerprintStatus.isVerified()) {
5201                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5202                        verifiedSomething = true;
5203                    }
5204                } else {
5205                    axolotlService.preVerifyFingerprint(account, fingerprint);
5206                    verifiedSomething = true;
5207                }
5208            }
5209        }
5210        return verifiedSomething;
5211    }
5212
5213    public boolean blindTrustBeforeVerification() {
5214        return getBooleanPreference(AppSettings.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5215    }
5216
5217    public ShortcutService getShortcutService() {
5218        return mShortcutService;
5219    }
5220
5221    public void pushMamPreferences(Account account, Element prefs) {
5222        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
5223        set.addChild(prefs);
5224        sendIqPacket(account, set, null);
5225    }
5226
5227    public void evictPreview(String uuid) {
5228        if (mBitmapCache.remove(uuid) != null) {
5229            Log.d(Config.LOGTAG, "deleted cached preview");
5230        }
5231    }
5232
5233    public interface OnMamPreferencesFetched {
5234        void onPreferencesFetched(Element prefs);
5235
5236        void onPreferencesFetchFailed();
5237    }
5238
5239    public interface OnAccountCreated {
5240        void onAccountCreated(Account account);
5241
5242        void informUser(int r);
5243    }
5244
5245    public interface OnMoreMessagesLoaded {
5246        void onMoreMessagesLoaded(int count, Conversation conversation);
5247
5248        void informUser(int r);
5249    }
5250
5251    public interface OnAccountPasswordChanged {
5252        void onPasswordChangeSucceeded();
5253
5254        void onPasswordChangeFailed();
5255    }
5256
5257    public interface OnRoomDestroy {
5258        void onRoomDestroySucceeded();
5259
5260        void onRoomDestroyFailed();
5261    }
5262
5263    public interface OnAffiliationChanged {
5264        void onAffiliationChangedSuccessful(Jid jid);
5265
5266        void onAffiliationChangeFailed(Jid jid, int resId);
5267    }
5268
5269    public interface OnConversationUpdate {
5270        void onConversationUpdate();
5271    }
5272
5273    public interface OnJingleRtpConnectionUpdate {
5274        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5275
5276        void onAudioDeviceChanged(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices);
5277    }
5278
5279    public interface OnAccountUpdate {
5280        void onAccountUpdate();
5281    }
5282
5283    public interface OnCaptchaRequested {
5284        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5285    }
5286
5287    public interface OnRosterUpdate {
5288        void onRosterUpdate();
5289    }
5290
5291    public interface OnMucRosterUpdate {
5292        void onMucRosterUpdate();
5293    }
5294
5295    public interface OnConferenceConfigurationFetched {
5296        void onConferenceConfigurationFetched(Conversation conversation);
5297
5298        void onFetchFailed(Conversation conversation, String errorCondition);
5299    }
5300
5301    public interface OnConferenceJoined {
5302        void onConferenceJoined(Conversation conversation);
5303    }
5304
5305    public interface OnConfigurationPushed {
5306        void onPushSucceeded();
5307
5308        void onPushFailed();
5309    }
5310
5311    public interface OnShowErrorToast {
5312        void onShowErrorToast(int resId);
5313    }
5314
5315    public class XmppConnectionBinder extends Binder {
5316        public XmppConnectionService getService() {
5317            return XmppConnectionService.this;
5318        }
5319    }
5320
5321    private class InternalEventReceiver extends BroadcastReceiver {
5322
5323        @Override
5324        public void onReceive(final Context context, final Intent intent) {
5325            onStartCommand(intent, 0, 0);
5326        }
5327    }
5328
5329    private class RestrictedEventReceiver extends BroadcastReceiver {
5330
5331        private final Collection<String> allowedActions;
5332
5333        private RestrictedEventReceiver(final Collection<String> allowedActions) {
5334            this.allowedActions = allowedActions;
5335        }
5336
5337        @Override
5338        public void onReceive(final Context context, final Intent intent) {
5339            final String action = intent == null ? null : intent.getAction();
5340            if (allowedActions.contains(action)) {
5341                onStartCommand(intent,0,0);
5342            } else {
5343                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
5344            }
5345        }
5346    }
5347
5348    public static class OngoingCall {
5349        public final AbstractJingleConnection.Id id;
5350        public final Set<Media> media;
5351        public final boolean reconnecting;
5352
5353        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5354            this.id = id;
5355            this.media = media;
5356            this.reconnecting = reconnecting;
5357        }
5358
5359        @Override
5360        public boolean equals(Object o) {
5361            if (this == o) return true;
5362            if (o == null || getClass() != o.getClass()) return false;
5363            OngoingCall that = (OngoingCall) o;
5364            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5365        }
5366
5367        @Override
5368        public int hashCode() {
5369            return Objects.hashCode(id, media, reconnecting);
5370        }
5371    }
5372
5373    public static void toggleForegroundService(final XmppConnectionService service) {
5374        if (service == null) {
5375            return;
5376        }
5377        service.toggleForegroundService();
5378    }
5379
5380    public static void toggleForegroundService(final ConversationsActivity activity) {
5381        if (activity == null) {
5382            return;
5383        }
5384        toggleForegroundService(activity.xmppConnectionService);
5385    }
5386}