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.Config;
  97import eu.siacs.conversations.R;
  98import eu.siacs.conversations.android.JabberIdContact;
  99import eu.siacs.conversations.crypto.OmemoSetting;
 100import eu.siacs.conversations.crypto.PgpDecryptionService;
 101import eu.siacs.conversations.crypto.PgpEngine;
 102import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 103import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 104import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 105import eu.siacs.conversations.entities.Account;
 106import eu.siacs.conversations.entities.Blockable;
 107import eu.siacs.conversations.entities.Bookmark;
 108import eu.siacs.conversations.entities.Contact;
 109import eu.siacs.conversations.entities.Conversation;
 110import eu.siacs.conversations.entities.Conversational;
 111import eu.siacs.conversations.entities.Message;
 112import eu.siacs.conversations.entities.MucOptions;
 113import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 114import eu.siacs.conversations.entities.Presence;
 115import eu.siacs.conversations.entities.PresenceTemplate;
 116import eu.siacs.conversations.entities.Roster;
 117import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 118import eu.siacs.conversations.generator.AbstractGenerator;
 119import eu.siacs.conversations.generator.IqGenerator;
 120import eu.siacs.conversations.generator.MessageGenerator;
 121import eu.siacs.conversations.generator.PresenceGenerator;
 122import eu.siacs.conversations.http.HttpConnectionManager;
 123import eu.siacs.conversations.parser.AbstractParser;
 124import eu.siacs.conversations.parser.IqParser;
 125import eu.siacs.conversations.parser.MessageParser;
 126import eu.siacs.conversations.parser.PresenceParser;
 127import eu.siacs.conversations.persistance.DatabaseBackend;
 128import eu.siacs.conversations.persistance.FileBackend;
 129import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 130import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 131import eu.siacs.conversations.ui.ConversationsActivity;
 132import eu.siacs.conversations.ui.RtpSessionActivity;
 133import eu.siacs.conversations.ui.SettingsActivity;
 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                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 869                    scheduleNextIdlePing();
 870                }
 871                break;
 872            case ACTION_FCM_MESSAGE_RECEIVED:
 873                Log.d(Config.LOGTAG, "push message arrived in service. account");
 874                break;
 875            case ACTION_QUICK_LOG:
 876                final String message = intent == null ? null : intent.getStringExtra("message");
 877                if (message != null && Config.QUICK_LOG) {
 878                    quickLog(message);
 879                }
 880                break;
 881            case Intent.ACTION_SEND:
 882                final Uri uri = intent == null ? null : intent.getData();
 883                if (uri != null) {
 884                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 885                }
 886                return START_STICKY;
 887            case ACTION_TEMPORARILY_DISABLE:
 888                toggleSoftDisabled(true);
 889                if (checkListeners()) {
 890                    stopSelf();
 891                }
 892                return START_NOT_STICKY;
 893        }
 894        final var extras =  intent == null ? null : intent.getExtras();
 895        try {
 896            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
 897        } catch (final RejectedExecutionException e) {
 898            Log.e(Config.LOGTAG, "can not schedule connection states manager");
 899        }
 900        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 901            expireOldMessages();
 902        }
 903        return START_STICKY;
 904    }
 905
 906    private void quickLog(final String message) {
 907        if (Strings.isNullOrEmpty(message)) {
 908            return;
 909        }
 910        final Account account = AccountUtils.getFirstEnabled(this);
 911        if (account == null) {
 912            return;
 913        }
 914        final Conversation conversation =
 915                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
 916        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
 917        report.setStatus(Message.STATUS_RECEIVED);
 918        conversation.add(report);
 919        databaseBackend.createMessage(report);
 920        updateConversationUi();
 921    }
 922
 923    private void manageAccountConnectionStatesInternal() {
 924        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 925    }
 926
 927    private synchronized void manageAccountConnectionStates(
 928            final String action, final Bundle extras) {
 929        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 930        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
 931        WakeLockHelper.acquire(wakeLock);
 932        boolean pingNow =
 933                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
 934                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
 935                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 936        final HashSet<Account> pingCandidates = new HashSet<>();
 937        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
 938        for (final Account account : accounts) {
 939            final boolean pushWasMeantForThisAccount =
 940                    androidId != null
 941                            && CryptoHelper.getAccountFingerprint(account, androidId)
 942                                    .equals(pushedAccountHash);
 943            pingNow |=
 944                    processAccountState(
 945                            account,
 946                            interactive,
 947                            "ui".equals(action),
 948                            pushWasMeantForThisAccount,
 949                            pingCandidates);
 950        }
 951        if (pingNow) {
 952            for (final Account account : pingCandidates) {
 953                final boolean lowTimeout = isInLowPingTimeoutMode(account);
 954                account.getXmppConnection().sendPing();
 955                Log.d(
 956                        Config.LOGTAG,
 957                        account.getJid().asBareJid()
 958                                + " send ping (action="
 959                                + action
 960                                + ",lowTimeout="
 961                                + lowTimeout
 962                                + ")");
 963                scheduleWakeUpCall(
 964                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
 965                        account.getUuid().hashCode());
 966            }
 967        }
 968        WakeLockHelper.release(wakeLock);
 969    }
 970
 971    private void handleOrbotStartedEvent() {
 972        for (final Account account : accounts) {
 973            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 974                reconnectAccount(account, true, false);
 975            }
 976        }
 977    }
 978
 979    private boolean processAccountState(final Account account, final boolean interactive, final boolean isUiAction, final boolean isAccountPushed, final HashSet<Account> pingCandidates) {
 980        if (!account.getStatus().isAttemptReconnect()) {
 981            return false;
 982        }
 983        if (!hasInternetConnection()) {
 984            account.setStatus(Account.State.NO_INTERNET);
 985            statusListener.onStatusChanged(account);
 986        } else {
 987            if (account.getStatus() == Account.State.NO_INTERNET) {
 988                account.setStatus(Account.State.OFFLINE);
 989                statusListener.onStatusChanged(account);
 990            }
 991            if (account.getStatus() == Account.State.ONLINE) {
 992                synchronized (mLowPingTimeoutMode) {
 993                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
 994                    long lastSent = account.getXmppConnection().getLastPingSent();
 995                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 996                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 997                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 998                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 999                    if (lastSent > lastReceived) {
1000                        if (pingTimeoutIn < 0) {
1001                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1002                            this.reconnectAccount(account, true, interactive);
1003                        } else {
1004                            int secs = (int) (pingTimeoutIn / 1000);
1005                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1006                        }
1007                    } else {
1008                        pingCandidates.add(account);
1009                        if (isAccountPushed) {
1010                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1011                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1012                            }
1013                            return true;
1014                        } else if (msToNextPing <= 0) {
1015                            return true;
1016                        } else {
1017                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1018                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1019                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1020                            }
1021                        }
1022                    }
1023                }
1024            } else if (account.getStatus() == Account.State.OFFLINE) {
1025                reconnectAccount(account, true, interactive);
1026            } else if (account.getStatus() == Account.State.CONNECTING) {
1027                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1028                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1029                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1030                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1031                if (timeout < 0) {
1032                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1033                    account.getXmppConnection().resetAttemptCount(false);
1034                    reconnectAccount(account, true, interactive);
1035                } else if (discoTimeout < 0) {
1036                    account.getXmppConnection().sendDiscoTimeout();
1037                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1038                } else {
1039                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1040                }
1041            } else {
1042                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
1043                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1044                    reconnectAccount(account, true, interactive);
1045                }
1046            }
1047        }
1048        return false;
1049    }
1050
1051    private void toggleSoftDisabled(final boolean softDisabled) {
1052        for(final Account account : this.accounts) {
1053            if (account.isEnabled()) {
1054                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1055                    updateAccount(account);
1056                }
1057            }
1058        }
1059    }
1060
1061    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1062        return unifiedPushBroker.processPushMessage(account, transport, push);
1063    }
1064
1065    public void reinitializeMuclumbusService() {
1066        mChannelDiscoveryService.initializeMuclumbusService();
1067    }
1068
1069    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1070        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1071    }
1072
1073    public boolean isDataSaverDisabled() {
1074        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1075            return true;
1076        }
1077        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1078        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1079                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1080                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1081    }
1082
1083    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1084        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1085        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1086        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1087            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1088        }
1089        message.markUnread();
1090        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1091            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1092                @Override
1093                public void success(Message message) {
1094                    if (dismissAfterReply) {
1095                        markRead((Conversation) message.getConversation(), true);
1096                    } else {
1097                        mNotificationService.pushFromDirectReply(message);
1098                    }
1099                }
1100
1101                @Override
1102                public void error(int errorCode, Message object) {
1103
1104                }
1105
1106                @Override
1107                public void userInputRequired(PendingIntent pi, Message object) {
1108
1109                }
1110            });
1111        } else {
1112            sendMessage(message);
1113            if (dismissAfterReply) {
1114                markRead(conversation, true);
1115            } else {
1116                mNotificationService.pushFromDirectReply(message);
1117            }
1118        }
1119    }
1120
1121    private boolean dndOnSilentMode() {
1122        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1123    }
1124
1125    private boolean manuallyChangePresence() {
1126        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1127    }
1128
1129    private boolean treatVibrateAsSilent() {
1130        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1131    }
1132
1133    private boolean awayWhenScreenLocked() {
1134        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1135    }
1136
1137    private String getCompressPicturesPreference() {
1138        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1139    }
1140
1141    private Presence.Status getTargetPresence() {
1142        if (dndOnSilentMode() && isPhoneSilenced()) {
1143            return Presence.Status.DND;
1144        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1145            return Presence.Status.AWAY;
1146        } else {
1147            return Presence.Status.ONLINE;
1148        }
1149    }
1150
1151    public boolean isScreenLocked() {
1152        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1153        final PowerManager powerManager = getSystemService(PowerManager.class);
1154        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1155        final boolean interactive;
1156        try {
1157            interactive = powerManager != null && powerManager.isInteractive();
1158        } catch (final Exception e) {
1159            return false;
1160        }
1161        return locked || !interactive;
1162    }
1163
1164    private boolean isPhoneSilenced() {
1165        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1166        final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1167        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1168        final AudioManager audioManager = getSystemService(AudioManager.class);
1169        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1170        try {
1171            if (treatVibrateAsSilent()) {
1172                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1173            } else {
1174                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1175            }
1176        } catch (final Throwable throwable) {
1177            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1178            return notificationDnd;
1179        }
1180    }
1181
1182    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1183        Log.d(Config.LOGTAG, "resetting all attempt counts");
1184        for (Account account : accounts) {
1185            if (account.hasErrorStatus() || reallyAll) {
1186                final XmppConnection connection = account.getXmppConnection();
1187                if (connection != null) {
1188                    connection.resetAttemptCount(retryImmediately);
1189                }
1190            }
1191            if (account.setShowErrorNotification(true)) {
1192                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1193            }
1194        }
1195        mNotificationService.updateErrorNotification();
1196    }
1197
1198    private void dismissErrorNotifications() {
1199        for (final Account account : this.accounts) {
1200            if (account.hasErrorStatus()) {
1201                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1202                if (account.setShowErrorNotification(false)) {
1203                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1204                }
1205            }
1206        }
1207    }
1208
1209    private void expireOldMessages() {
1210        expireOldMessages(false);
1211    }
1212
1213    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1214        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1215        mDatabaseWriterExecutor.execute(() -> {
1216            long timestamp = getAutomaticMessageDeletionDate();
1217            if (timestamp > 0) {
1218                databaseBackend.expireOldMessages(timestamp);
1219                synchronized (XmppConnectionService.this.conversations) {
1220                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1221                        conversation.expireOldMessages(timestamp);
1222                        if (resetHasMessagesLeftOnServer) {
1223                            conversation.messagesLoaded.set(true);
1224                            conversation.setHasMessagesLeftOnServer(true);
1225                        }
1226                    }
1227                }
1228                updateConversationUi();
1229            }
1230        });
1231    }
1232
1233    public boolean hasInternetConnection() {
1234        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1235        if (cm == null) {
1236            return true; //if internet connection can not be checked it is probably best to just try
1237        }
1238        try {
1239            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1240                final Network activeNetwork = cm.getActiveNetwork();
1241                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1242                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1243            } else {
1244                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1245                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1246            }
1247        } catch (final RuntimeException e) {
1248            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1249            return true; //if internet connection can not be checked it is probably best to just try
1250        }
1251    }
1252
1253    @SuppressLint("TrulyRandom")
1254    @Override
1255    public void onCreate() {
1256        LibIdnXmppStringprep.setup();
1257        if (Compatibility.runsTwentySix()) {
1258            mNotificationService.initializeChannels();
1259        }
1260        mChannelDiscoveryService.initializeMuclumbusService();
1261        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1262        toggleForegroundService();
1263        this.destroyed = false;
1264        OmemoSetting.load(this);
1265        ExceptionHelper.init(getApplicationContext());
1266        try {
1267            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1268        } catch (Throwable throwable) {
1269            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1270        }
1271        Resolver.init(this);
1272        updateMemorizingTrustmanager();
1273        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1274        final int cacheSize = maxMemory / 8;
1275        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1276            @Override
1277            protected int sizeOf(final String key, final Bitmap bitmap) {
1278                return bitmap.getByteCount() / 1024;
1279            }
1280        };
1281        if (mLastActivity == 0) {
1282            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1283        }
1284
1285        Log.d(Config.LOGTAG, "initializing database...");
1286        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1287        Log.d(Config.LOGTAG, "restoring accounts...");
1288        this.accounts = databaseBackend.getAccounts();
1289        final SharedPreferences.Editor editor = getPreferences().edit();
1290        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1291            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1292            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1293        }
1294        final boolean hasEnabledAccounts = hasEnabledAccounts();
1295        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1296        editor.apply();
1297        toggleSetProfilePictureActivity(hasEnabledAccounts);
1298        reconfigurePushDistributor();
1299
1300        if (CallIntegration.hasSystemFeature(this)) {
1301            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1302        }
1303
1304        restoreFromDatabase();
1305
1306        if (QuickConversationsService.isContactListIntegration(this)
1307                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1308                        == PackageManager.PERMISSION_GRANTED) {
1309            startContactObserver();
1310        }
1311        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1312        if (Compatibility.hasStoragePermission(this)) {
1313            Log.d(Config.LOGTAG, "starting file observer");
1314            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1315            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1316        }
1317        if (Config.supportOpenPgp()) {
1318            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1319                @Override
1320                public void onBound(final IOpenPgpService2 service) {
1321                    for (Account account : accounts) {
1322                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1323                        if (pgp != null) {
1324                            pgp.continueDecryption(true);
1325                        }
1326                    }
1327                }
1328
1329                @Override
1330                public void onError(final Exception exception) {
1331                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1332                }
1333            });
1334            this.pgpServiceConnection.bindToService();
1335        }
1336
1337        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1338        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1339
1340        toggleForegroundService();
1341        updateUnreadCountBadge();
1342        toggleScreenEventReceiver();
1343        final IntentFilter systemBroadcastFilter = new IntentFilter();
1344        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1345            scheduleNextIdlePing();
1346            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1347                systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1348            }
1349            systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1350        }
1351        ContextCompat.registerReceiver(
1352                this,
1353                this.mInternalEventReceiver,
1354                systemBroadcastFilter,
1355                ContextCompat.RECEIVER_NOT_EXPORTED);
1356        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1357        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1358        ContextCompat.registerReceiver(
1359                this,
1360                this.mInternalRestrictedEventReceiver,
1361                exportedBroadcastFilter,
1362                ContextCompat.RECEIVER_EXPORTED);
1363        mForceDuringOnCreate.set(false);
1364        toggleForegroundService();
1365        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1366    }
1367
1368
1369    private void checkForDeletedFiles() {
1370        if (destroyed) {
1371            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1372            return;
1373        }
1374        final long start = SystemClock.elapsedRealtime();
1375        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1376        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1377        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1378            if (destroyed) {
1379                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1380                return;
1381            }
1382            final File file = fileBackend.getFileForPath(filePath.path);
1383            if (filePath.setDeleted(!file.exists())) {
1384                changed.add(filePath);
1385            }
1386        }
1387        final long duration = SystemClock.elapsedRealtime() - start;
1388        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1389        if (changed.size() > 0) {
1390            databaseBackend.markFilesAsChanged(changed);
1391            markChangedFiles(changed);
1392        }
1393    }
1394
1395    public void startContactObserver() {
1396        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1397            @Override
1398            public void onChange(boolean selfChange) {
1399                super.onChange(selfChange);
1400                if (restoredFromDatabaseLatch.getCount() == 0) {
1401                    loadPhoneContacts();
1402                }
1403            }
1404        });
1405    }
1406
1407    @Override
1408    public void onTrimMemory(int level) {
1409        super.onTrimMemory(level);
1410        if (level >= TRIM_MEMORY_COMPLETE) {
1411            Log.d(Config.LOGTAG, "clear cache due to low memory");
1412            getBitmapCache().evictAll();
1413        }
1414    }
1415
1416    @Override
1417    public void onDestroy() {
1418        try {
1419            unregisterReceiver(this.mInternalEventReceiver);
1420            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1421            unregisterReceiver(this.mInternalScreenEventReceiver);
1422        } catch (final IllegalArgumentException e) {
1423            //ignored
1424        }
1425        destroyed = false;
1426        fileObserver.stopWatching();
1427        internalPingExecutor.shutdown();
1428        super.onDestroy();
1429    }
1430
1431    public void restartFileObserver() {
1432        Log.d(Config.LOGTAG, "restarting file observer");
1433        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1434        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1435    }
1436
1437    public void toggleScreenEventReceiver() {
1438        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1439            final IntentFilter filter = new IntentFilter();
1440            filter.addAction(Intent.ACTION_SCREEN_ON);
1441            filter.addAction(Intent.ACTION_SCREEN_OFF);
1442            filter.addAction(Intent.ACTION_USER_PRESENT);
1443            registerReceiver(this.mInternalScreenEventReceiver, filter);
1444        } else {
1445            try {
1446                unregisterReceiver(this.mInternalScreenEventReceiver);
1447            } catch (IllegalArgumentException e) {
1448                //ignored
1449            }
1450        }
1451    }
1452
1453    public void toggleForegroundService() {
1454        toggleForegroundService(false);
1455    }
1456
1457    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1458        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1459        toggleForegroundService(false);
1460    }
1461
1462    public void removeOngoingCall() {
1463        ongoingCall.set(null);
1464        toggleForegroundService(false);
1465    }
1466
1467    private void toggleForegroundService(final boolean force) {
1468        final boolean status;
1469        final OngoingCall ongoing = ongoingCall.get();
1470        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1471        final int id;
1472        if (force
1473                || mForceDuringOnCreate.get()
1474                || ongoingVideoTranscoding
1475                || ongoing != null
1476                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1477            final Notification notification;
1478            if (ongoing != null) {
1479                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1480                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1481                startForegroundOrCatch(id, notification, true);
1482            } else if (ongoingVideoTranscoding) {
1483                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1484                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1485                startForegroundOrCatch(id, notification, false);
1486            } else {
1487                notification = this.mNotificationService.createForegroundNotification();
1488                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1489                startForegroundOrCatch(id, notification, false);
1490            }
1491            mNotificationService.notify(id, notification);
1492            status = true;
1493        } else {
1494            id = 0;
1495            stopForeground(true);
1496            status = false;
1497        }
1498
1499        for (final int toBeRemoved :
1500                Collections2.filter(
1501                        Arrays.asList(
1502                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1503                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1504                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1505                        i -> i != id)) {
1506            mNotificationService.cancel(toBeRemoved);
1507        }
1508        Log.d(
1509                Config.LOGTAG,
1510                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1511    }
1512
1513    private void startForegroundOrCatch(
1514            final int id, final Notification notification, final boolean requireMicrophone) {
1515        try {
1516            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1517                final int foregroundServiceType;
1518                if (requireMicrophone
1519                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1520                                == PackageManager.PERMISSION_GRANTED) {
1521                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1522                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1523                } else if (getSystemService(PowerManager.class)
1524                        .isIgnoringBatteryOptimizations(getPackageName())) {
1525                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1526                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1527                        == PackageManager.PERMISSION_GRANTED) {
1528                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1529                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1530                        == PackageManager.PERMISSION_GRANTED) {
1531                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1532                } else {
1533                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1534                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1535                }
1536                startForeground(id, notification, foregroundServiceType);
1537            } else {
1538                startForeground(id, notification);
1539            }
1540        } catch (final IllegalStateException | SecurityException e) {
1541            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1542        }
1543    }
1544
1545    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1546        return !mOngoingVideoTranscoding.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1547    }
1548
1549    @Override
1550    public void onTaskRemoved(final Intent rootIntent) {
1551        super.onTaskRemoved(rootIntent);
1552        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mOngoingVideoTranscoding.get() || ongoingCall.get() != null) {
1553            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1554        } else {
1555            this.logoutAndSave(false);
1556        }
1557    }
1558
1559    private void logoutAndSave(boolean stop) {
1560        int activeAccounts = 0;
1561        for (final Account account : accounts) {
1562            if (account.isConnectionEnabled()) {
1563                databaseBackend.writeRoster(account.getRoster());
1564                activeAccounts++;
1565            }
1566            if (account.getXmppConnection() != null) {
1567                new Thread(() -> disconnect(account, false)).start();
1568            }
1569        }
1570        if (stop || activeAccounts == 0) {
1571            Log.d(Config.LOGTAG, "good bye");
1572            stopSelf();
1573        }
1574    }
1575
1576    private void schedulePostConnectivityChange() {
1577        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1578        if (alarmManager == null) {
1579            return;
1580        }
1581        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1582        final Intent intent = new Intent(this, EventReceiver.class);
1583        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1584        try {
1585            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1586                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1587                    : PendingIntent.FLAG_UPDATE_CURRENT);
1588            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1589                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1590            } else {
1591                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1592            }
1593        } catch (RuntimeException e) {
1594            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1595        }
1596    }
1597
1598    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1599        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1600        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1601        if (alarmManager == null) {
1602            return;
1603        }
1604        final Intent intent = new Intent(this, EventReceiver.class);
1605        intent.setAction(ACTION_PING);
1606        try {
1607            final PendingIntent pendingIntent =
1608                    PendingIntent.getBroadcast(
1609                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1610            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1611        } catch (RuntimeException e) {
1612            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1613        }
1614    }
1615
1616    @TargetApi(Build.VERSION_CODES.M)
1617    private void scheduleNextIdlePing() {
1618        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1619        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1620        if (alarmManager == null) {
1621            return;
1622        }
1623        final Intent intent = new Intent(this, EventReceiver.class);
1624        intent.setAction(ACTION_IDLE_PING);
1625        try {
1626            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1627                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1628                    : PendingIntent.FLAG_UPDATE_CURRENT);
1629            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1630        } catch (RuntimeException e) {
1631            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1632        }
1633    }
1634
1635    public XmppConnection createConnection(final Account account) {
1636        final XmppConnection connection = new XmppConnection(account, this);
1637        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1638        connection.setOnStatusChangedListener(this.statusListener);
1639        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1640        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1641        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1642        connection.setOnBindListener(this.mOnBindListener);
1643        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1644        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1645        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1646        AxolotlService axolotlService = account.getAxolotlService();
1647        if (axolotlService != null) {
1648            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1649        }
1650        return connection;
1651    }
1652
1653    public void sendChatState(Conversation conversation) {
1654        if (sendChatStates()) {
1655            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1656            sendMessagePacket(conversation.getAccount(), packet);
1657        }
1658    }
1659
1660    private void sendFileMessage(final Message message, final boolean delay) {
1661        Log.d(Config.LOGTAG, "send file message");
1662        final Account account = message.getConversation().getAccount();
1663        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1664                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1665            mHttpConnectionManager.createNewUploadConnection(message, delay);
1666        } else {
1667            mJingleConnectionManager.startJingleFileTransfer(message);
1668        }
1669    }
1670
1671    public void sendMessage(final Message message) {
1672        sendMessage(message, false, false);
1673    }
1674
1675    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1676        final Account account = message.getConversation().getAccount();
1677        if (account.setShowErrorNotification(true)) {
1678            databaseBackend.updateAccount(account);
1679            mNotificationService.updateErrorNotification();
1680        }
1681        final Conversation conversation = (Conversation) message.getConversation();
1682        account.deactivateGracePeriod();
1683
1684
1685        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1686            final Contact contact = conversation.getContact();
1687            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1688                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1689                createContact(contact, true);
1690            }
1691        }
1692
1693        MessagePacket packet = null;
1694        final boolean addToConversation = !message.edited();
1695        boolean saveInDb = addToConversation;
1696        message.setStatus(Message.STATUS_WAITING);
1697
1698        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1699            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1700                databaseBackend.updateConversation(conversation);
1701            }
1702        }
1703
1704        final boolean inProgressJoin = isJoinInProgress(conversation);
1705
1706
1707        if (account.isOnlineAndConnected() && !inProgressJoin) {
1708            switch (message.getEncryption()) {
1709                case Message.ENCRYPTION_NONE:
1710                    if (message.needsUploading()) {
1711                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1712                                || conversation.getMode() == Conversation.MODE_MULTI
1713                                || message.fixCounterpart()) {
1714                            this.sendFileMessage(message, delay);
1715                        } else {
1716                            break;
1717                        }
1718                    } else {
1719                        packet = mMessageGenerator.generateChat(message);
1720                    }
1721                    break;
1722                case Message.ENCRYPTION_PGP:
1723                case Message.ENCRYPTION_DECRYPTED:
1724                    if (message.needsUploading()) {
1725                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1726                                || conversation.getMode() == Conversation.MODE_MULTI
1727                                || message.fixCounterpart()) {
1728                            this.sendFileMessage(message, delay);
1729                        } else {
1730                            break;
1731                        }
1732                    } else {
1733                        packet = mMessageGenerator.generatePgpChat(message);
1734                    }
1735                    break;
1736                case Message.ENCRYPTION_AXOLOTL:
1737                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1738                    if (message.needsUploading()) {
1739                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1740                                || conversation.getMode() == Conversation.MODE_MULTI
1741                                || message.fixCounterpart()) {
1742                            this.sendFileMessage(message, delay);
1743                        } else {
1744                            break;
1745                        }
1746                    } else {
1747                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1748                        if (axolotlMessage == null) {
1749                            account.getAxolotlService().preparePayloadMessage(message, delay);
1750                        } else {
1751                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1752                        }
1753                    }
1754                    break;
1755
1756            }
1757            if (packet != null) {
1758                if (account.getXmppConnection().getFeatures().sm()
1759                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1760                    message.setStatus(Message.STATUS_UNSEND);
1761                } else {
1762                    message.setStatus(Message.STATUS_SEND);
1763                }
1764            }
1765        } else {
1766            switch (message.getEncryption()) {
1767                case Message.ENCRYPTION_DECRYPTED:
1768                    if (!message.needsUploading()) {
1769                        String pgpBody = message.getEncryptedBody();
1770                        String decryptedBody = message.getBody();
1771                        message.setBody(pgpBody); //TODO might throw NPE
1772                        message.setEncryption(Message.ENCRYPTION_PGP);
1773                        if (message.edited()) {
1774                            message.setBody(decryptedBody);
1775                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1776                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1777                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1778                            }
1779                            updateConversationUi();
1780                            return;
1781                        } else {
1782                            databaseBackend.createMessage(message);
1783                            saveInDb = false;
1784                            message.setBody(decryptedBody);
1785                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1786                        }
1787                    }
1788                    break;
1789                case Message.ENCRYPTION_AXOLOTL:
1790                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1791                    break;
1792            }
1793        }
1794
1795
1796        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1797        if (mucMessage) {
1798            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1799        }
1800
1801        if (resend) {
1802            if (packet != null && addToConversation) {
1803                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1804                    markMessage(message, Message.STATUS_UNSEND);
1805                } else {
1806                    markMessage(message, Message.STATUS_SEND);
1807                }
1808            }
1809        } else {
1810            if (addToConversation) {
1811                conversation.add(message);
1812            }
1813            if (saveInDb) {
1814                databaseBackend.createMessage(message);
1815            } else if (message.edited()) {
1816                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1817                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1818                }
1819            }
1820            updateConversationUi();
1821        }
1822        if (packet != null) {
1823            if (delay) {
1824                mMessageGenerator.addDelay(packet, message.getTimeSent());
1825            }
1826            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1827                if (this.sendChatStates()) {
1828                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1829                }
1830            }
1831            sendMessagePacket(account, packet);
1832        }
1833    }
1834
1835    private boolean isJoinInProgress(final Conversation conversation) {
1836        final Account account = conversation.getAccount();
1837        synchronized (account.inProgressConferenceJoins) {
1838            if (conversation.getMode() == Conversational.MODE_MULTI) {
1839                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1840                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1841                final boolean inProgressJoin = inProgress || pending;
1842                if (inProgressJoin) {
1843                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1844                }
1845                return inProgressJoin;
1846            } else {
1847                return false;
1848            }
1849        }
1850    }
1851
1852    private void sendUnsentMessages(final Conversation conversation) {
1853        conversation.findWaitingMessages(message -> resendMessage(message, true));
1854    }
1855
1856    public void resendMessage(final Message message, final boolean delay) {
1857        sendMessage(message, true, delay);
1858    }
1859
1860    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1861        final XmppConnection connection = account.getXmppConnection();
1862        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1863        if (jid == null) {
1864            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1865            return;
1866        }
1867        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1868        request.setTo(jid);
1869        final Element command = request.addChild("command", Namespace.COMMANDS);
1870        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1871        command.setAttribute("action", "execute");
1872        sendIqPacket(account, request, (a, response) -> {
1873            if (response.getType() == IqPacket.TYPE.RESULT) {
1874                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1875                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1876                if (x != null) {
1877                    final Data data = Data.parse(x);
1878                    final String uri = data.getValue("uri");
1879                    final String landingUrl = data.getValue("landing-url");
1880                    if (uri != null) {
1881                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1882                        callback.inviteRequested(invite);
1883                        return;
1884                    }
1885                }
1886                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1887                Log.d(Config.LOGTAG, response.toString());
1888            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1889                callback.inviteRequestFailed(IqParser.errorMessage(response));
1890            } else {
1891                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1892            }
1893        });
1894
1895    }
1896
1897    public void fetchRosterFromServer(final Account account) {
1898        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1899        if (!"".equals(account.getRosterVersion())) {
1900            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1901                    + ": fetching roster version " + account.getRosterVersion());
1902        } else {
1903            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1904        }
1905        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1906        sendIqPacket(account, iqPacket, mIqParser);
1907    }
1908
1909    public void fetchBookmarks(final Account account) {
1910        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1911        final Element query = iqPacket.query("jabber:iq:private");
1912        query.addChild("storage", Namespace.BOOKMARKS);
1913        final OnIqPacketReceived callback = (a, response) -> {
1914            if (response.getType() == IqPacket.TYPE.RESULT) {
1915                final Element query1 = response.query();
1916                final Element storage = query1.findChild("storage", "storage:bookmarks");
1917                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1918                processBookmarksInitial(a, bookmarks, false);
1919            } else {
1920                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1921            }
1922        };
1923        sendIqPacket(account, iqPacket, callback);
1924    }
1925
1926    public void fetchBookmarks2(final Account account) {
1927        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1928        sendIqPacket(account, retrieve, (a, response) -> {
1929            if (response.getType() == IqPacket.TYPE.RESULT) {
1930                final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1931                final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, a);
1932                processBookmarksInitial(a, bookmarks, true);
1933            }
1934        });
1935    }
1936
1937    private void fetchMessageDisplayedSynchronization(final Account account) {
1938        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
1939        final var retrieve = mIqGenerator.retrieveMds();
1940        sendIqPacket(
1941                account,
1942                retrieve,
1943                (a, response) -> {
1944                    if (response.getType() != IqPacket.TYPE.RESULT) {
1945                        return;
1946                    }
1947                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
1948                    final Element items = pubSub == null ? null : pubSub.findChild("items");
1949                    if (items == null
1950                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
1951                        return;
1952                    }
1953                    for (final Element child : items.getChildren()) {
1954                        if ("item".equals(child.getName())) {
1955                            processMdsItem(account, child);
1956                        }
1957                    }
1958                });
1959    }
1960
1961    public void processMdsItem(final Account account, final Element item) {
1962        final Jid jid =
1963                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
1964        if (jid == null) {
1965            return;
1966        }
1967        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
1968        final Element stanzaId =
1969                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
1970        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
1971        final Conversation conversation = find(account, jid);
1972        if (id != null && conversation != null) {
1973            conversation.setDisplayState(id);
1974            markReadUpToStanzaId(conversation, id);
1975        }
1976    }
1977
1978    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
1979        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
1980        if (message == null) { // do we want to check if isRead?
1981            return;
1982        }
1983        markReadUpTo(conversation, message);
1984    }
1985
1986    public void markReadUpTo(final Conversation conversation, final Message message) {
1987        final boolean isDismissNotification = isDismissNotification(message);
1988        final var uuid = message.getUuid();
1989        Log.d(
1990                Config.LOGTAG,
1991                conversation.getAccount().getJid().asBareJid()
1992                        + ": mark "
1993                        + conversation.getJid().asBareJid()
1994                        + " as read up to "
1995                        + uuid);
1996        markRead(conversation, uuid, isDismissNotification);
1997    }
1998
1999    private static boolean isDismissNotification(final Message message) {
2000        Message next = message.next();
2001        while (next != null) {
2002            if (message.getStatus() == Message.STATUS_RECEIVED) {
2003                return false;
2004            }
2005            next = next.next();
2006        }
2007        return true;
2008    }
2009
2010    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
2011        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2012        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
2013        for (Bookmark bookmark : bookmarks.values()) {
2014            previousBookmarks.remove(bookmark.getJid().asBareJid());
2015            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
2016        }
2017        if (pep && synchronizeWithBookmarks) {
2018            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
2019            for (Jid jid : previousBookmarks) {
2020                processDeletedBookmark(account, jid);
2021            }
2022        }
2023        account.setBookmarks(bookmarks);
2024    }
2025
2026    public void processDeletedBookmark(Account account, Jid jid) {
2027        final Conversation conversation = find(account, jid);
2028        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2029            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
2030            archiveConversation(conversation, false);
2031        }
2032    }
2033
2034    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
2035        final Account account = bookmark.getAccount();
2036        Conversation conversation = find(bookmark);
2037        if (conversation != null) {
2038            if (conversation.getMode() != Conversation.MODE_MULTI) {
2039                return;
2040            }
2041            bookmark.setConversation(conversation);
2042            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
2043                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
2044                archiveConversation(conversation, false);
2045            } else {
2046                final MucOptions mucOptions = conversation.getMucOptions();
2047                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2048                    final String current = mucOptions.getActualNick();
2049                    final String proposed = mucOptions.getProposedNick();
2050                    if (current != null && !current.equals(proposed)) {
2051                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
2052                        joinMuc(conversation);
2053                    }
2054                }
2055            }
2056        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
2057            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2058            bookmark.setConversation(conversation);
2059        }
2060    }
2061
2062    public void processModifiedBookmark(Bookmark bookmark) {
2063        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
2064        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
2065    }
2066
2067    public void createBookmark(final Account account, final Bookmark bookmark) {
2068        account.putBookmark(bookmark);
2069        final XmppConnection connection = account.getXmppConnection();
2070        if (connection == null) {
2071            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
2072        } else if (connection.getFeatures().bookmarks2()) {
2073            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
2074            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2075            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
2076        } else if (connection.getFeatures().bookmarksConversion()) {
2077            pushBookmarksPep(account);
2078        } else {
2079            pushBookmarksPrivateXml(account);
2080        }
2081    }
2082
2083    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2084        account.removeBookmark(bookmark);
2085        final XmppConnection connection = account.getXmppConnection();
2086        if (connection.getFeatures().bookmarks2()) {
2087            final IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2088            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2089            sendIqPacket(account, request, (a, response) -> {
2090                if (response.getType() == IqPacket.TYPE.ERROR) {
2091                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2092                }
2093            });
2094        } else if (connection.getFeatures().bookmarksConversion()) {
2095            pushBookmarksPep(account);
2096        } else {
2097            pushBookmarksPrivateXml(account);
2098        }
2099    }
2100
2101    private void pushBookmarksPrivateXml(Account account) {
2102        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2103        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2104        Element query = iqPacket.query("jabber:iq:private");
2105        Element storage = query.addChild("storage", "storage:bookmarks");
2106        for (final Bookmark bookmark : account.getBookmarks()) {
2107            storage.addChild(bookmark);
2108        }
2109        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2110    }
2111
2112    private void pushBookmarksPep(Account account) {
2113        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2114        final Element storage = new Element("storage", "storage:bookmarks");
2115        for (final Bookmark bookmark : account.getBookmarks()) {
2116            storage.addChild(bookmark);
2117        }
2118        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2119
2120    }
2121
2122    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2123        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2124
2125    }
2126
2127    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2128        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
2129        sendIqPacket(account, packet, (a, response) -> {
2130            if (response.getType() == IqPacket.TYPE.RESULT) {
2131                return;
2132            }
2133            if (retry && PublishOptions.preconditionNotMet(response)) {
2134                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2135                    @Override
2136                    public void onPushSucceeded() {
2137                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2138                    }
2139
2140                    @Override
2141                    public void onPushFailed() {
2142                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2143                    }
2144                });
2145            } else {
2146                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing "+node+" (retry=" + retry + ") " + response);
2147            }
2148        });
2149    }
2150
2151    private void restoreFromDatabase() {
2152        synchronized (this.conversations) {
2153            final Map<String, Account> accountLookupTable = new Hashtable<>();
2154            for (Account account : this.accounts) {
2155                accountLookupTable.put(account.getUuid(), account);
2156            }
2157            Log.d(Config.LOGTAG, "restoring conversations...");
2158            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2159            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2160            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2161                Conversation conversation = iterator.next();
2162                Account account = accountLookupTable.get(conversation.getAccountUuid());
2163                if (account != null) {
2164                    conversation.setAccount(account);
2165                } else {
2166                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2167                    iterator.remove();
2168                }
2169            }
2170            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2171            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2172            Runnable runnable = () -> {
2173                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2174                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2175                }
2176                final long deletionDate = getAutomaticMessageDeletionDate();
2177                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2178                if (deletionDate > 0) {
2179                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2180                    databaseBackend.expireOldMessages(deletionDate);
2181                }
2182                Log.d(Config.LOGTAG, "restoring roster...");
2183                for (final Account account : accounts) {
2184                    databaseBackend.readRoster(account.getRoster());
2185                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2186                }
2187                getBitmapCache().evictAll();
2188                loadPhoneContacts();
2189                Log.d(Config.LOGTAG, "restoring messages...");
2190                final long startMessageRestore = SystemClock.elapsedRealtime();
2191                final Conversation quickLoad = QuickLoader.get(this.conversations);
2192                if (quickLoad != null) {
2193                    restoreMessages(quickLoad);
2194                    updateConversationUi();
2195                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2196                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2197                }
2198                for (Conversation conversation : this.conversations) {
2199                    if (quickLoad != conversation) {
2200                        restoreMessages(conversation);
2201                    }
2202                }
2203                mNotificationService.finishBacklog();
2204                restoredFromDatabaseLatch.countDown();
2205                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2206                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2207                updateConversationUi();
2208            };
2209            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2210        }
2211    }
2212
2213    private void restoreMessages(Conversation conversation) {
2214        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2215        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2216        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2217    }
2218
2219    public void loadPhoneContacts() {
2220        mContactMergerExecutor.execute(() -> {
2221            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2222            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2223            for (final Account account : accounts) {
2224                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2225                for (final JabberIdContact jidContact : contacts.values()) {
2226                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2227                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2228                    if (needsCacheClean) {
2229                        getAvatarService().clear(contact);
2230                    }
2231                    withSystemAccounts.remove(contact);
2232                }
2233                for (final Contact contact : withSystemAccounts) {
2234                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2235                    if (needsCacheClean) {
2236                        getAvatarService().clear(contact);
2237                    }
2238                }
2239            }
2240            Log.d(Config.LOGTAG, "finished merging phone contacts");
2241            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2242            updateRosterUi();
2243            mQuickConversationsService.considerSync();
2244        });
2245    }
2246
2247
2248    public void syncRoster(final Account account) {
2249        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2250    }
2251
2252    public List<Conversation> getConversations() {
2253        return this.conversations;
2254    }
2255
2256    private void markFileDeleted(final File file) {
2257        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2258            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2259                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2260                return;
2261            }
2262        }
2263        final boolean isInternalFile = fileBackend.isInternalFile(file);
2264        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2265        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2266        markUuidsAsDeletedFiles(uuids);
2267    }
2268
2269    private void markUuidsAsDeletedFiles(List<String> uuids) {
2270        boolean deleted = false;
2271        for (Conversation conversation : getConversations()) {
2272            deleted |= conversation.markAsDeleted(uuids);
2273        }
2274        for (final String uuid : uuids) {
2275            evictPreview(uuid);
2276        }
2277        if (deleted) {
2278            updateConversationUi();
2279        }
2280    }
2281
2282    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2283        boolean changed = false;
2284        for (Conversation conversation : getConversations()) {
2285            changed |= conversation.markAsChanged(infos);
2286        }
2287        if (changed) {
2288            updateConversationUi();
2289        }
2290    }
2291
2292    public void populateWithOrderedConversations(final List<Conversation> list) {
2293        populateWithOrderedConversations(list, true, true);
2294    }
2295
2296    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2297        populateWithOrderedConversations(list, includeNoFileUpload, true);
2298    }
2299
2300    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2301        final List<String> orderedUuids;
2302        if (sort) {
2303            orderedUuids = null;
2304        } else {
2305            orderedUuids = new ArrayList<>();
2306            for (Conversation conversation : list) {
2307                orderedUuids.add(conversation.getUuid());
2308            }
2309        }
2310        list.clear();
2311        if (includeNoFileUpload) {
2312            list.addAll(getConversations());
2313        } else {
2314            for (Conversation conversation : getConversations()) {
2315                if (conversation.getMode() == Conversation.MODE_SINGLE
2316                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2317                    list.add(conversation);
2318                }
2319            }
2320        }
2321        try {
2322            if (orderedUuids != null) {
2323                Collections.sort(list, (a, b) -> {
2324                    final int indexA = orderedUuids.indexOf(a.getUuid());
2325                    final int indexB = orderedUuids.indexOf(b.getUuid());
2326                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2327                        return a.compareTo(b);
2328                    }
2329                    return indexA - indexB;
2330                });
2331            } else {
2332                Collections.sort(list);
2333            }
2334        } catch (IllegalArgumentException e) {
2335            //ignore
2336        }
2337    }
2338
2339    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2340        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2341            return;
2342        } else if (timestamp == 0) {
2343            return;
2344        }
2345        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2346        final Runnable runnable = () -> {
2347            final Account account = conversation.getAccount();
2348            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2349            if (messages.size() > 0) {
2350                conversation.addAll(0, messages);
2351                callback.onMoreMessagesLoaded(messages.size(), conversation);
2352            } else if (conversation.hasMessagesLeftOnServer()
2353                    && account.isOnlineAndConnected()
2354                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2355                final boolean mamAvailable;
2356                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2357                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2358                } else {
2359                    mamAvailable = conversation.getMucOptions().mamSupport();
2360                }
2361                if (mamAvailable) {
2362                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2363                    if (query != null) {
2364                        query.setCallback(callback);
2365                        callback.informUser(R.string.fetching_history_from_server);
2366                    } else {
2367                        callback.informUser(R.string.not_fetching_history_retention_period);
2368                    }
2369
2370                }
2371            }
2372        };
2373        mDatabaseReaderExecutor.execute(runnable);
2374    }
2375
2376    public List<Account> getAccounts() {
2377        return this.accounts;
2378    }
2379
2380
2381    /**
2382     * 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)
2383     */
2384    public List<Conversation> findAllConferencesWith(Contact contact) {
2385        final ArrayList<Conversation> results = new ArrayList<>();
2386        for (final Conversation c : conversations) {
2387            if (c.getMode() != Conversation.MODE_MULTI) {
2388                continue;
2389            }
2390            final MucOptions mucOptions = c.getMucOptions();
2391            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2392                results.add(c);
2393            }
2394        }
2395        return results;
2396    }
2397
2398    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2399        for (final Conversation conversation : haystack) {
2400            if (conversation.getContact() == contact) {
2401                return conversation;
2402            }
2403        }
2404        return null;
2405    }
2406
2407    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2408        if (jid == null) {
2409            return null;
2410        }
2411        for (final Conversation conversation : haystack) {
2412            if ((account == null || conversation.getAccount() == account)
2413                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2414                return conversation;
2415            }
2416        }
2417        return null;
2418    }
2419
2420    public boolean isConversationsListEmpty(final Conversation ignore) {
2421        synchronized (this.conversations) {
2422            final int size = this.conversations.size();
2423            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2424        }
2425    }
2426
2427    public boolean isConversationStillOpen(final Conversation conversation) {
2428        synchronized (this.conversations) {
2429            for (Conversation current : this.conversations) {
2430                if (current == conversation) {
2431                    return true;
2432                }
2433            }
2434        }
2435        return false;
2436    }
2437
2438    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2439        return this.findOrCreateConversation(account, jid, muc, false, async);
2440    }
2441
2442    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2443        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2444    }
2445
2446    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2447        synchronized (this.conversations) {
2448            Conversation conversation = find(account, jid);
2449            if (conversation != null) {
2450                return conversation;
2451            }
2452            conversation = databaseBackend.findConversation(account, jid);
2453            final boolean loadMessagesFromDb;
2454            if (conversation != null) {
2455                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2456                conversation.setAccount(account);
2457                if (muc) {
2458                    conversation.setMode(Conversation.MODE_MULTI);
2459                    conversation.setContactJid(jid);
2460                } else {
2461                    conversation.setMode(Conversation.MODE_SINGLE);
2462                    conversation.setContactJid(jid.asBareJid());
2463                }
2464                databaseBackend.updateConversation(conversation);
2465                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2466            } else {
2467                String conversationName;
2468                Contact contact = account.getRoster().getContact(jid);
2469                if (contact != null) {
2470                    conversationName = contact.getDisplayName();
2471                } else {
2472                    conversationName = jid.getLocal();
2473                }
2474                if (muc) {
2475                    conversation = new Conversation(conversationName, account, jid,
2476                            Conversation.MODE_MULTI);
2477                } else {
2478                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2479                            Conversation.MODE_SINGLE);
2480                }
2481                this.databaseBackend.createConversation(conversation);
2482                loadMessagesFromDb = false;
2483            }
2484            final Conversation c = conversation;
2485            final Runnable runnable = () -> {
2486                if (loadMessagesFromDb) {
2487                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2488                    updateConversationUi();
2489                    c.messagesLoaded.set(true);
2490                }
2491                if (account.getXmppConnection() != null
2492                        && !c.getContact().isBlocked()
2493                        && account.getXmppConnection().getFeatures().mam()
2494                        && !muc) {
2495                    if (query == null) {
2496                        mMessageArchiveService.query(c);
2497                    } else {
2498                        if (query.getConversation() == null) {
2499                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2500                        }
2501                    }
2502                }
2503                if (joinAfterCreate) {
2504                    joinMuc(c);
2505                }
2506            };
2507            if (async) {
2508                mDatabaseReaderExecutor.execute(runnable);
2509            } else {
2510                runnable.run();
2511            }
2512            this.conversations.add(conversation);
2513            updateConversationUi();
2514            return conversation;
2515        }
2516    }
2517
2518    public void archiveConversation(Conversation conversation) {
2519        archiveConversation(conversation, true);
2520    }
2521
2522    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2523        getNotificationService().clear(conversation);
2524        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2525        conversation.setNextMessage(null);
2526        synchronized (this.conversations) {
2527            getMessageArchiveService().kill(conversation);
2528            if (conversation.getMode() == Conversation.MODE_MULTI) {
2529                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2530                    final Bookmark bookmark = conversation.getBookmark();
2531                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2532                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2533                            Account account = bookmark.getAccount();
2534                            bookmark.setConversation(null);
2535                            deleteBookmark(account, bookmark);
2536                        } else if (bookmark.autojoin()) {
2537                            bookmark.setAutojoin(false);
2538                            createBookmark(bookmark.getAccount(), bookmark);
2539                        }
2540                    }
2541                }
2542                leaveMuc(conversation);
2543            } else {
2544                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2545                    stopPresenceUpdatesTo(conversation.getContact());
2546                }
2547            }
2548            updateConversation(conversation);
2549            this.conversations.remove(conversation);
2550            updateConversationUi();
2551        }
2552    }
2553
2554    public void stopPresenceUpdatesTo(Contact contact) {
2555        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2556        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2557        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2558    }
2559
2560    public void createAccount(final Account account) {
2561        account.initAccountServices(this);
2562        databaseBackend.createAccount(account);
2563        if (CallIntegration.hasSystemFeature(this)) {
2564            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2565        }
2566        this.accounts.add(account);
2567        this.reconnectAccountInBackground(account);
2568        updateAccountUi();
2569        syncEnabledAccountSetting();
2570        toggleForegroundService();
2571    }
2572
2573    private void syncEnabledAccountSetting() {
2574        final boolean hasEnabledAccounts = hasEnabledAccounts();
2575        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2576        toggleSetProfilePictureActivity(hasEnabledAccounts);
2577    }
2578
2579    private void toggleSetProfilePictureActivity(final boolean enabled) {
2580        try {
2581            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2582            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2583            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2584        } catch (IllegalStateException e) {
2585            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2586        }
2587    }
2588
2589    public boolean reconfigurePushDistributor() {
2590        return this.unifiedPushBroker.reconfigurePushDistributor();
2591    }
2592
2593    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2594        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2595    }
2596
2597    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2598        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2599    }
2600
2601    private void provisionAccount(final String address, final String password) {
2602        final Jid jid = Jid.ofEscaped(address);
2603        final Account account = new Account(jid, password);
2604        account.setOption(Account.OPTION_DISABLED, true);
2605        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2606        createAccount(account);
2607    }
2608
2609    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2610        new Thread(() -> {
2611            try {
2612                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2613                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2614                if (cert == null) {
2615                    callback.informUser(R.string.unable_to_parse_certificate);
2616                    return;
2617                }
2618                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2619                if (info == null) {
2620                    callback.informUser(R.string.certificate_does_not_contain_jid);
2621                    return;
2622                }
2623                if (findAccountByJid(info.first) == null) {
2624                    final Account account = new Account(info.first, "");
2625                    account.setPrivateKeyAlias(alias);
2626                    account.setOption(Account.OPTION_DISABLED, true);
2627                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2628                    account.setDisplayName(info.second);
2629                    createAccount(account);
2630                    callback.onAccountCreated(account);
2631                    if (Config.X509_VERIFICATION) {
2632                        try {
2633                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2634                        } catch (CertificateException e) {
2635                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2636                        }
2637                    }
2638                } else {
2639                    callback.informUser(R.string.account_already_exists);
2640                }
2641            } catch (Exception e) {
2642                callback.informUser(R.string.unable_to_parse_certificate);
2643            }
2644        }).start();
2645
2646    }
2647
2648    public void updateKeyInAccount(final Account account, final String alias) {
2649        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2650        try {
2651            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2652            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2653            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2654            if (info == null) {
2655                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2656                return;
2657            }
2658            if (account.getJid().asBareJid().equals(info.first)) {
2659                account.setPrivateKeyAlias(alias);
2660                account.setDisplayName(info.second);
2661                databaseBackend.updateAccount(account);
2662                if (Config.X509_VERIFICATION) {
2663                    try {
2664                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2665                    } catch (CertificateException e) {
2666                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2667                    }
2668                    account.getAxolotlService().regenerateKeys(true);
2669                }
2670            } else {
2671                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2672            }
2673        } catch (Exception e) {
2674            e.printStackTrace();
2675        }
2676    }
2677
2678    public boolean updateAccount(final Account account) {
2679        if (databaseBackend.updateAccount(account)) {
2680            account.setShowErrorNotification(true);
2681            this.statusListener.onStatusChanged(account);
2682            databaseBackend.updateAccount(account);
2683            reconnectAccountInBackground(account);
2684            updateAccountUi();
2685            getNotificationService().updateErrorNotification();
2686            toggleForegroundService();
2687            syncEnabledAccountSetting();
2688            mChannelDiscoveryService.cleanCache();
2689            if (CallIntegration.hasSystemFeature(this)) {
2690                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2691            }
2692            return true;
2693        } else {
2694            return false;
2695        }
2696    }
2697
2698    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2699        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2700        sendIqPacket(account, iq, (a, packet) -> {
2701            if (packet.getType() == IqPacket.TYPE.RESULT) {
2702                a.setPassword(newPassword);
2703                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2704                databaseBackend.updateAccount(a);
2705                callback.onPasswordChangeSucceeded();
2706            } else {
2707                callback.onPasswordChangeFailed();
2708            }
2709        });
2710    }
2711
2712    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2713        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2714        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
2715        query.addChild("remove");
2716        sendIqPacket(account, iqPacket, (a, response) -> {
2717            if (response.getType() == IqPacket.TYPE.RESULT) {
2718                deleteAccount(a);
2719                callback.accept(true);
2720            } else {
2721                callback.accept(false);
2722            }
2723        });
2724    }
2725
2726    public void deleteAccount(final Account account) {
2727        final boolean connected = account.getStatus() == Account.State.ONLINE;
2728        synchronized (this.conversations) {
2729            if (connected) {
2730                account.getAxolotlService().deleteOmemoIdentity();
2731            }
2732            for (final Conversation conversation : conversations) {
2733                if (conversation.getAccount() == account) {
2734                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2735                        if (connected) {
2736                            leaveMuc(conversation);
2737                        }
2738                    }
2739                    conversations.remove(conversation);
2740                    mNotificationService.clear(conversation);
2741                }
2742            }
2743            if (account.getXmppConnection() != null) {
2744                new Thread(() -> disconnect(account, !connected)).start();
2745            }
2746            final Runnable runnable = () -> {
2747                if (!databaseBackend.deleteAccount(account)) {
2748                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2749                }
2750            };
2751            mDatabaseWriterExecutor.execute(runnable);
2752            this.accounts.remove(account);
2753            CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
2754            this.mRosterSyncTaskManager.clear(account);
2755            updateAccountUi();
2756            mNotificationService.updateErrorNotification();
2757            syncEnabledAccountSetting();
2758            toggleForegroundService();
2759        }
2760    }
2761
2762    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2763        final boolean remainingListeners;
2764        synchronized (LISTENER_LOCK) {
2765            remainingListeners = checkListeners();
2766            if (!this.mOnConversationUpdates.add(listener)) {
2767                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2768            }
2769            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2770        }
2771        if (remainingListeners) {
2772            switchToForeground();
2773        }
2774    }
2775
2776    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2777        final boolean remainingListeners;
2778        synchronized (LISTENER_LOCK) {
2779            this.mOnConversationUpdates.remove(listener);
2780            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2781            remainingListeners = checkListeners();
2782        }
2783        if (remainingListeners) {
2784            switchToBackground();
2785        }
2786    }
2787
2788    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2789        final boolean remainingListeners;
2790        synchronized (LISTENER_LOCK) {
2791            remainingListeners = checkListeners();
2792            if (!this.mOnShowErrorToasts.add(listener)) {
2793                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2794            }
2795        }
2796        if (remainingListeners) {
2797            switchToForeground();
2798        }
2799    }
2800
2801    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2802        final boolean remainingListeners;
2803        synchronized (LISTENER_LOCK) {
2804            this.mOnShowErrorToasts.remove(onShowErrorToast);
2805            remainingListeners = checkListeners();
2806        }
2807        if (remainingListeners) {
2808            switchToBackground();
2809        }
2810    }
2811
2812    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2813        final boolean remainingListeners;
2814        synchronized (LISTENER_LOCK) {
2815            remainingListeners = checkListeners();
2816            if (!this.mOnAccountUpdates.add(listener)) {
2817                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2818            }
2819        }
2820        if (remainingListeners) {
2821            switchToForeground();
2822        }
2823    }
2824
2825    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2826        final boolean remainingListeners;
2827        synchronized (LISTENER_LOCK) {
2828            this.mOnAccountUpdates.remove(listener);
2829            remainingListeners = checkListeners();
2830        }
2831        if (remainingListeners) {
2832            switchToBackground();
2833        }
2834    }
2835
2836    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2837        final boolean remainingListeners;
2838        synchronized (LISTENER_LOCK) {
2839            remainingListeners = checkListeners();
2840            if (!this.mOnCaptchaRequested.add(listener)) {
2841                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2842            }
2843        }
2844        if (remainingListeners) {
2845            switchToForeground();
2846        }
2847    }
2848
2849    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2850        final boolean remainingListeners;
2851        synchronized (LISTENER_LOCK) {
2852            this.mOnCaptchaRequested.remove(listener);
2853            remainingListeners = checkListeners();
2854        }
2855        if (remainingListeners) {
2856            switchToBackground();
2857        }
2858    }
2859
2860    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2861        final boolean remainingListeners;
2862        synchronized (LISTENER_LOCK) {
2863            remainingListeners = checkListeners();
2864            if (!this.mOnRosterUpdates.add(listener)) {
2865                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2866            }
2867        }
2868        if (remainingListeners) {
2869            switchToForeground();
2870        }
2871    }
2872
2873    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2874        final boolean remainingListeners;
2875        synchronized (LISTENER_LOCK) {
2876            this.mOnRosterUpdates.remove(listener);
2877            remainingListeners = checkListeners();
2878        }
2879        if (remainingListeners) {
2880            switchToBackground();
2881        }
2882    }
2883
2884    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2885        final boolean remainingListeners;
2886        synchronized (LISTENER_LOCK) {
2887            remainingListeners = checkListeners();
2888            if (!this.mOnUpdateBlocklist.add(listener)) {
2889                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2890            }
2891        }
2892        if (remainingListeners) {
2893            switchToForeground();
2894        }
2895    }
2896
2897    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2898        final boolean remainingListeners;
2899        synchronized (LISTENER_LOCK) {
2900            this.mOnUpdateBlocklist.remove(listener);
2901            remainingListeners = checkListeners();
2902        }
2903        if (remainingListeners) {
2904            switchToBackground();
2905        }
2906    }
2907
2908    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2909        final boolean remainingListeners;
2910        synchronized (LISTENER_LOCK) {
2911            remainingListeners = checkListeners();
2912            if (!this.mOnKeyStatusUpdated.add(listener)) {
2913                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2914            }
2915        }
2916        if (remainingListeners) {
2917            switchToForeground();
2918        }
2919    }
2920
2921    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2922        final boolean remainingListeners;
2923        synchronized (LISTENER_LOCK) {
2924            this.mOnKeyStatusUpdated.remove(listener);
2925            remainingListeners = checkListeners();
2926        }
2927        if (remainingListeners) {
2928            switchToBackground();
2929        }
2930    }
2931
2932    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2933        final boolean remainingListeners;
2934        synchronized (LISTENER_LOCK) {
2935            remainingListeners = checkListeners();
2936            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2937                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2938            }
2939        }
2940        if (remainingListeners) {
2941            switchToForeground();
2942        }
2943    }
2944
2945    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2946        final boolean remainingListeners;
2947        synchronized (LISTENER_LOCK) {
2948            this.onJingleRtpConnectionUpdate.remove(listener);
2949            remainingListeners = checkListeners();
2950        }
2951        if (remainingListeners) {
2952            switchToBackground();
2953        }
2954    }
2955
2956    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2957        final boolean remainingListeners;
2958        synchronized (LISTENER_LOCK) {
2959            remainingListeners = checkListeners();
2960            if (!this.mOnMucRosterUpdate.add(listener)) {
2961                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2962            }
2963        }
2964        if (remainingListeners) {
2965            switchToForeground();
2966        }
2967    }
2968
2969    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2970        final boolean remainingListeners;
2971        synchronized (LISTENER_LOCK) {
2972            this.mOnMucRosterUpdate.remove(listener);
2973            remainingListeners = checkListeners();
2974        }
2975        if (remainingListeners) {
2976            switchToBackground();
2977        }
2978    }
2979
2980    public boolean checkListeners() {
2981        return (this.mOnAccountUpdates.size() == 0
2982                && this.mOnConversationUpdates.size() == 0
2983                && this.mOnRosterUpdates.size() == 0
2984                && this.mOnCaptchaRequested.size() == 0
2985                && this.mOnMucRosterUpdate.size() == 0
2986                && this.mOnUpdateBlocklist.size() == 0
2987                && this.mOnShowErrorToasts.size() == 0
2988                && this.onJingleRtpConnectionUpdate.size() == 0
2989                && this.mOnKeyStatusUpdated.size() == 0);
2990    }
2991
2992    private void switchToForeground() {
2993        toggleSoftDisabled(false);
2994        final boolean broadcastLastActivity = broadcastLastActivity();
2995        for (Conversation conversation : getConversations()) {
2996            if (conversation.getMode() == Conversation.MODE_MULTI) {
2997                conversation.getMucOptions().resetChatState();
2998            } else {
2999                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3000            }
3001        }
3002        for (Account account : getAccounts()) {
3003            if (account.getStatus() == Account.State.ONLINE) {
3004                account.deactivateGracePeriod();
3005                final XmppConnection connection = account.getXmppConnection();
3006                if (connection != null) {
3007                    if (connection.getFeatures().csi()) {
3008                        connection.sendActive();
3009                    }
3010                    if (broadcastLastActivity) {
3011                        sendPresence(account, false); //send new presence but don't include idle because we are not
3012                    }
3013                }
3014            }
3015        }
3016        Log.d(Config.LOGTAG, "app switched into foreground");
3017    }
3018
3019    private void switchToBackground() {
3020        final boolean broadcastLastActivity = broadcastLastActivity();
3021        if (broadcastLastActivity) {
3022            mLastActivity = System.currentTimeMillis();
3023            final SharedPreferences.Editor editor = getPreferences().edit();
3024            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3025            editor.apply();
3026        }
3027        for (Account account : getAccounts()) {
3028            if (account.getStatus() == Account.State.ONLINE) {
3029                XmppConnection connection = account.getXmppConnection();
3030                if (connection != null) {
3031                    if (broadcastLastActivity) {
3032                        sendPresence(account, true);
3033                    }
3034                    if (connection.getFeatures().csi()) {
3035                        connection.sendInactive();
3036                    }
3037                }
3038            }
3039        }
3040        this.mNotificationService.setIsInForeground(false);
3041        Log.d(Config.LOGTAG, "app switched into background");
3042    }
3043
3044    private void connectMultiModeConversations(Account account) {
3045        List<Conversation> conversations = getConversations();
3046        for (Conversation conversation : conversations) {
3047            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
3048                joinMuc(conversation);
3049            }
3050        }
3051    }
3052
3053    public void mucSelfPingAndRejoin(final Conversation conversation) {
3054        final Account account = conversation.getAccount();
3055        synchronized (account.inProgressConferenceJoins) {
3056            if (account.inProgressConferenceJoins.contains(conversation)) {
3057                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
3058                return;
3059            }
3060        }
3061        synchronized (account.inProgressConferencePings) {
3062            if (!account.inProgressConferencePings.add(conversation)) {
3063                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
3064                return;
3065            }
3066        }
3067        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3068        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
3069        ping.setTo(self);
3070        ping.addChild("ping", Namespace.PING);
3071        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
3072            if (response.getType() == IqPacket.TYPE.ERROR) {
3073                Element error = response.findChild("error");
3074                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
3075                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
3076                } else {
3077                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3078                    joinMuc(conversation);
3079                }
3080            } else if (response.getType() == IqPacket.TYPE.RESULT) {
3081                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
3082            }
3083            synchronized (account.inProgressConferencePings) {
3084                account.inProgressConferencePings.remove(conversation);
3085            }
3086        });
3087    }
3088    public void joinMuc(Conversation conversation) {
3089        joinMuc(conversation, null, false);
3090    }
3091
3092    public void joinMuc(Conversation conversation, boolean followedInvite) {
3093        joinMuc(conversation, null, followedInvite);
3094    }
3095
3096    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3097        joinMuc(conversation, onConferenceJoined, false);
3098    }
3099
3100    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3101        final Account account = conversation.getAccount();
3102        synchronized (account.pendingConferenceJoins) {
3103            account.pendingConferenceJoins.remove(conversation);
3104        }
3105        synchronized (account.pendingConferenceLeaves) {
3106            account.pendingConferenceLeaves.remove(conversation);
3107        }
3108        if (account.getStatus() == Account.State.ONLINE) {
3109            synchronized (account.inProgressConferenceJoins) {
3110                account.inProgressConferenceJoins.add(conversation);
3111            }
3112            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3113                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3114            }
3115            conversation.resetMucOptions();
3116            if (onConferenceJoined != null) {
3117                conversation.getMucOptions().flagNoAutoPushConfiguration();
3118            }
3119            conversation.setHasMessagesLeftOnServer(false);
3120            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3121
3122                private void join(Conversation conversation) {
3123                    Account account = conversation.getAccount();
3124                    final MucOptions mucOptions = conversation.getMucOptions();
3125
3126                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3127                        synchronized (account.inProgressConferenceJoins) {
3128                            account.inProgressConferenceJoins.remove(conversation);
3129                        }
3130                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3131                        updateConversationUi();
3132                        if (onConferenceJoined != null) {
3133                            onConferenceJoined.onConferenceJoined(conversation);
3134                        }
3135                        return;
3136                    }
3137
3138                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3139                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3140                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
3141                    packet.setTo(joinJid);
3142                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3143                    if (conversation.getMucOptions().getPassword() != null) {
3144                        x.addChild("password").setContent(mucOptions.getPassword());
3145                    }
3146
3147                    if (mucOptions.mamSupport()) {
3148                        // Use MAM instead of the limited muc history to get history
3149                        x.addChild("history").setAttribute("maxchars", "0");
3150                    } else {
3151                        // Fallback to muc history
3152                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3153                    }
3154                    sendPresencePacket(account, packet);
3155                    if (onConferenceJoined != null) {
3156                        onConferenceJoined.onConferenceJoined(conversation);
3157                    }
3158                    if (!joinJid.equals(conversation.getJid())) {
3159                        conversation.setContactJid(joinJid);
3160                        databaseBackend.updateConversation(conversation);
3161                    }
3162
3163                    if (mucOptions.mamSupport()) {
3164                        getMessageArchiveService().catchupMUC(conversation);
3165                    }
3166                    if (mucOptions.isPrivateAndNonAnonymous()) {
3167                        fetchConferenceMembers(conversation);
3168
3169                        if (followedInvite) {
3170                            final Bookmark bookmark = conversation.getBookmark();
3171                            if (bookmark != null) {
3172                                if (!bookmark.autojoin()) {
3173                                    bookmark.setAutojoin(true);
3174                                    createBookmark(account, bookmark);
3175                                }
3176                            } else {
3177                                saveConversationAsBookmark(conversation, null);
3178                            }
3179                        }
3180                    }
3181                    synchronized (account.inProgressConferenceJoins) {
3182                        account.inProgressConferenceJoins.remove(conversation);
3183                        sendUnsentMessages(conversation);
3184                    }
3185                }
3186
3187                @Override
3188                public void onConferenceConfigurationFetched(Conversation conversation) {
3189                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3190                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3191                        return;
3192                    }
3193                    join(conversation);
3194                }
3195
3196                @Override
3197                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3198                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3199                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3200                        return;
3201                    }
3202                    if ("remote-server-not-found".equals(errorCondition)) {
3203                        synchronized (account.inProgressConferenceJoins) {
3204                            account.inProgressConferenceJoins.remove(conversation);
3205                        }
3206                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3207                        updateConversationUi();
3208                    } else {
3209                        join(conversation);
3210                        fetchConferenceConfiguration(conversation);
3211                    }
3212                }
3213            });
3214            updateConversationUi();
3215        } else {
3216            synchronized (account.pendingConferenceJoins) {
3217                account.pendingConferenceJoins.add(conversation);
3218            }
3219            conversation.resetMucOptions();
3220            conversation.setHasMessagesLeftOnServer(false);
3221            updateConversationUi();
3222        }
3223    }
3224
3225    private void fetchConferenceMembers(final Conversation conversation) {
3226        final Account account = conversation.getAccount();
3227        final AxolotlService axolotlService = account.getAxolotlService();
3228        final String[] affiliations = {"member", "admin", "owner"};
3229        OnIqPacketReceived callback = new OnIqPacketReceived() {
3230
3231            private int i = 0;
3232            private boolean success = true;
3233
3234            @Override
3235            public void onIqPacketReceived(Account account, IqPacket packet) {
3236                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3237                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3238                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3239                    for (Element child : query.getChildren()) {
3240                        if ("item".equals(child.getName())) {
3241                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3242                            if (!user.realJidMatchesAccount()) {
3243                                boolean isNew = conversation.getMucOptions().updateUser(user);
3244                                Contact contact = user.getContact();
3245                                if (omemoEnabled
3246                                        && isNew
3247                                        && user.getRealJid() != null
3248                                        && (contact == null || !contact.mutualPresenceSubscription())
3249                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3250                                    axolotlService.fetchDeviceIds(user.getRealJid());
3251                                }
3252                            }
3253                        }
3254                    }
3255                } else {
3256                    success = false;
3257                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3258                }
3259                ++i;
3260                if (i >= affiliations.length) {
3261                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3262                    if (success) {
3263                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3264                        boolean changed = false;
3265                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3266                            Jid jid = iterator.next();
3267                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3268                                iterator.remove();
3269                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3270                                changed = true;
3271                            }
3272                        }
3273                        if (changed) {
3274                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3275                            updateConversation(conversation);
3276                        }
3277                    }
3278                    getAvatarService().clear(conversation);
3279                    updateMucRosterUi();
3280                    updateConversationUi();
3281                }
3282            }
3283        };
3284        for (String affiliation : affiliations) {
3285            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3286        }
3287        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3288    }
3289
3290    public void providePasswordForMuc(Conversation conversation, String password) {
3291        if (conversation.getMode() == Conversation.MODE_MULTI) {
3292            conversation.getMucOptions().setPassword(password);
3293            if (conversation.getBookmark() != null) {
3294                final Bookmark bookmark = conversation.getBookmark();
3295                if (synchronizeWithBookmarks()) {
3296                    bookmark.setAutojoin(true);
3297                }
3298                createBookmark(conversation.getAccount(), bookmark);
3299            }
3300            updateConversation(conversation);
3301            joinMuc(conversation);
3302        }
3303    }
3304
3305    public void deleteAvatar(final Account account) {
3306        final AtomicBoolean executed = new AtomicBoolean(false);
3307        final Runnable onDeleted =
3308                () -> {
3309                    if (executed.compareAndSet(false, true)) {
3310                        account.setAvatar(null);
3311                        databaseBackend.updateAccount(account);
3312                        getAvatarService().clear(account);
3313                        updateAccountUi();
3314                    }
3315                };
3316        deleteVcardAvatar(account, onDeleted);
3317        deletePepNode(account, Namespace.AVATAR_DATA);
3318        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3319    }
3320
3321    public void deletePepNode(final Account account, final String node) {
3322        deletePepNode(account, node, null);
3323    }
3324
3325    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3326        final IqPacket request = mIqGenerator.deleteNode(node);
3327        sendIqPacket(account, request, (a, packet) -> {
3328            if (packet.getType() == IqPacket.TYPE.RESULT) {
3329                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3330                if (runnable != null) {
3331                    runnable.run();
3332                }
3333            } else {
3334                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3335            }
3336        });
3337    }
3338
3339    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3340        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3341        sendIqPacket(account, retrieveVcard, (a, response) -> {
3342            if (response.getType() != IqPacket.TYPE.RESULT) {
3343                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3344                return;
3345            }
3346            final Element vcard = response.findChild("vCard", "vcard-temp");
3347            if (vcard == null) {
3348                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3349                return;
3350            }
3351            Element photo = vcard.findChild("PHOTO");
3352            if (photo == null) {
3353                photo = vcard.addChild("PHOTO");
3354            }
3355            photo.clearChildren();
3356            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3357            publication.setTo(a.getJid().asBareJid());
3358            publication.addChild(vcard);
3359            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3360                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3361                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3362                    runnable.run();
3363                } else {
3364                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3365                }
3366            });
3367        });
3368    }
3369
3370    private boolean hasEnabledAccounts() {
3371        if (this.accounts == null) {
3372            return false;
3373        }
3374        for (final Account account : this.accounts) {
3375            if (account.isConnectionEnabled()) {
3376                return true;
3377            }
3378        }
3379        return false;
3380    }
3381
3382
3383    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3384        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3385    }
3386
3387    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3388        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3389    }
3390
3391
3392    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3393        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3394    }
3395
3396    public void persistSelfNick(final MucOptions.User self) {
3397        final Conversation conversation = self.getConversation();
3398        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3399        Jid full = self.getFullJid();
3400        if (!full.equals(conversation.getJid())) {
3401            Log.d(Config.LOGTAG, "nick changed. updating");
3402            conversation.setContactJid(full);
3403            databaseBackend.updateConversation(conversation);
3404        }
3405
3406        final Bookmark bookmark = conversation.getBookmark();
3407        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3408        if (bookmark != null && (tookProposedNickFromBookmark || Strings.isNullOrEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3409            final Account account = conversation.getAccount();
3410            final String defaultNick = MucOptions.defaultNick(account);
3411            if (Strings.isNullOrEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3412                return;
3413            }
3414            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3415            bookmark.setNick(full.getResource());
3416            createBookmark(bookmark.getAccount(), bookmark);
3417        }
3418    }
3419
3420    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3421        final MucOptions options = conversation.getMucOptions();
3422        final Jid joinJid = options.createJoinJid(nick);
3423        if (joinJid == null) {
3424            return false;
3425        }
3426        if (options.online()) {
3427            Account account = conversation.getAccount();
3428            options.setOnRenameListener(new OnRenameListener() {
3429
3430                @Override
3431                public void onSuccess() {
3432                    callback.success(conversation);
3433                }
3434
3435                @Override
3436                public void onFailure() {
3437                    callback.error(R.string.nick_in_use, conversation);
3438                }
3439            });
3440
3441            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3442            packet.setTo(joinJid);
3443            sendPresencePacket(account, packet);
3444        } else {
3445            conversation.setContactJid(joinJid);
3446            databaseBackend.updateConversation(conversation);
3447            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3448                Bookmark bookmark = conversation.getBookmark();
3449                if (bookmark != null) {
3450                    bookmark.setNick(nick);
3451                    createBookmark(bookmark.getAccount(), bookmark);
3452                }
3453                joinMuc(conversation);
3454            }
3455        }
3456        return true;
3457    }
3458
3459    public void leaveMuc(Conversation conversation) {
3460        leaveMuc(conversation, false);
3461    }
3462
3463    private void leaveMuc(Conversation conversation, boolean now) {
3464        final Account account = conversation.getAccount();
3465        synchronized (account.pendingConferenceJoins) {
3466            account.pendingConferenceJoins.remove(conversation);
3467        }
3468        synchronized (account.pendingConferenceLeaves) {
3469            account.pendingConferenceLeaves.remove(conversation);
3470        }
3471        if (account.getStatus() == Account.State.ONLINE || now) {
3472            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3473            conversation.getMucOptions().setOffline();
3474            Bookmark bookmark = conversation.getBookmark();
3475            if (bookmark != null) {
3476                bookmark.setConversation(null);
3477            }
3478            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3479        } else {
3480            synchronized (account.pendingConferenceLeaves) {
3481                account.pendingConferenceLeaves.add(conversation);
3482            }
3483        }
3484    }
3485
3486    public String findConferenceServer(final Account account) {
3487        String server;
3488        if (account.getXmppConnection() != null) {
3489            server = account.getXmppConnection().getMucServer();
3490            if (server != null) {
3491                return server;
3492            }
3493        }
3494        for (Account other : getAccounts()) {
3495            if (other != account && other.getXmppConnection() != null) {
3496                server = other.getXmppConnection().getMucServer();
3497                if (server != null) {
3498                    return server;
3499                }
3500            }
3501        }
3502        return null;
3503    }
3504
3505
3506    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3507        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3508            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3509            if (!TextUtils.isEmpty(name)) {
3510                configuration.putString("muc#roomconfig_roomname", name);
3511            }
3512            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3513                @Override
3514                public void onPushSucceeded() {
3515                    saveConversationAsBookmark(conversation, name);
3516                    callback.success(conversation);
3517                }
3518
3519                @Override
3520                public void onPushFailed() {
3521                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3522                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3523                    } else {
3524                        callback.error(R.string.joined_an_existing_channel, conversation);
3525                    }
3526                }
3527            });
3528        });
3529    }
3530
3531    public boolean createAdhocConference(final Account account,
3532                                         final String name,
3533                                         final Iterable<Jid> jids,
3534                                         final UiCallback<Conversation> callback) {
3535        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3536        if (account.getStatus() == Account.State.ONLINE) {
3537            try {
3538                String server = findConferenceServer(account);
3539                if (server == null) {
3540                    if (callback != null) {
3541                        callback.error(R.string.no_conference_server_found, null);
3542                    }
3543                    return false;
3544                }
3545                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3546                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3547                joinMuc(conversation, new OnConferenceJoined() {
3548                    @Override
3549                    public void onConferenceJoined(final Conversation conversation) {
3550                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3551                        if (!TextUtils.isEmpty(name)) {
3552                            configuration.putString("muc#roomconfig_roomname", name);
3553                        }
3554                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3555                            @Override
3556                            public void onPushSucceeded() {
3557                                for (Jid invite : jids) {
3558                                    invite(conversation, invite);
3559                                }
3560                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3561                                    Jid other = account.getJid().withResource(resource);
3562                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3563                                    directInvite(conversation, other);
3564                                }
3565                                saveConversationAsBookmark(conversation, name);
3566                                if (callback != null) {
3567                                    callback.success(conversation);
3568                                }
3569                            }
3570
3571                            @Override
3572                            public void onPushFailed() {
3573                                archiveConversation(conversation);
3574                                if (callback != null) {
3575                                    callback.error(R.string.conference_creation_failed, conversation);
3576                                }
3577                            }
3578                        });
3579                    }
3580                });
3581                return true;
3582            } catch (IllegalArgumentException e) {
3583                if (callback != null) {
3584                    callback.error(R.string.conference_creation_failed, null);
3585                }
3586                return false;
3587            }
3588        } else {
3589            if (callback != null) {
3590                callback.error(R.string.not_connected_try_again, null);
3591            }
3592            return false;
3593        }
3594    }
3595
3596    public void fetchConferenceConfiguration(final Conversation conversation) {
3597        fetchConferenceConfiguration(conversation, null);
3598    }
3599
3600    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3601        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3602        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3603            @Override
3604            public void onIqPacketReceived(Account account, IqPacket packet) {
3605                if (packet.getType() == IqPacket.TYPE.RESULT) {
3606                    final MucOptions mucOptions = conversation.getMucOptions();
3607                    final Bookmark bookmark = conversation.getBookmark();
3608                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3609
3610                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3611                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3612                        updateConversation(conversation);
3613                    }
3614
3615                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3616                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3617                            createBookmark(account, bookmark);
3618                        }
3619                    }
3620
3621
3622                    if (callback != null) {
3623                        callback.onConferenceConfigurationFetched(conversation);
3624                    }
3625
3626
3627                    updateConversationUi();
3628                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3629                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3630                } else {
3631                    if (callback != null) {
3632                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3633                    }
3634                }
3635            }
3636        });
3637    }
3638
3639    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3640        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3641    }
3642
3643    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3644        Log.d(Config.LOGTAG, "pushing node configuration");
3645        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3646            @Override
3647            public void onIqPacketReceived(Account account, IqPacket packet) {
3648                if (packet.getType() == IqPacket.TYPE.RESULT) {
3649                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3650                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3651                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3652                    if (x != null) {
3653                        Data data = Data.parse(x);
3654                        data.submit(options);
3655                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3656                            @Override
3657                            public void onIqPacketReceived(Account account, IqPacket packet) {
3658                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3659                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3660                                    callback.onPushSucceeded();
3661                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3662                                    callback.onPushFailed();
3663                                }
3664                            }
3665                        });
3666                    } else if (callback != null) {
3667                        callback.onPushFailed();
3668                    }
3669                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3670                    callback.onPushFailed();
3671                }
3672            }
3673        });
3674    }
3675
3676    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3677        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3678            conversation.setAttribute("accept_non_anonymous", true);
3679            updateConversation(conversation);
3680        }
3681        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3682            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3683            options.putString("members_by_default", moderated ? "0" : "1");
3684        }
3685        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3686        request.setTo(conversation.getJid().asBareJid());
3687        request.query("http://jabber.org/protocol/muc#owner");
3688        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3689            @Override
3690            public void onIqPacketReceived(Account account, IqPacket packet) {
3691                if (packet.getType() == IqPacket.TYPE.RESULT) {
3692                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3693                    data.submit(options);
3694                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3695                    set.setTo(conversation.getJid().asBareJid());
3696                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3697                    sendIqPacket(account, set, new OnIqPacketReceived() {
3698                        @Override
3699                        public void onIqPacketReceived(Account account, IqPacket packet) {
3700                            if (callback != null) {
3701                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3702                                    callback.onPushSucceeded();
3703                                } else {
3704                                    callback.onPushFailed();
3705                                }
3706                            }
3707                        }
3708                    });
3709                } else {
3710                    if (callback != null) {
3711                        callback.onPushFailed();
3712                    }
3713                }
3714            }
3715        });
3716    }
3717
3718    public void pushSubjectToConference(final Conversation conference, final String subject) {
3719        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3720        this.sendMessagePacket(conference.getAccount(), packet);
3721    }
3722
3723    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3724        final Jid jid = user.asBareJid();
3725        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3726        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3727            if (response.getType() == IqPacket.TYPE.RESULT) {
3728                conference.getMucOptions().changeAffiliation(jid, affiliation);
3729                getAvatarService().clear(conference);
3730                if (callback != null) {
3731                    callback.onAffiliationChangedSuccessful(jid);
3732                } else {
3733                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3734                }
3735            } else if (callback != null) {
3736                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3737            } else {
3738                Log.d(Config.LOGTAG, "unable to change affiliation");
3739            }
3740        });
3741    }
3742
3743    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3744        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3745        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3746            if (packet.getType() != IqPacket.TYPE.RESULT) {
3747                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3748            }
3749        });
3750    }
3751
3752    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3753        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3754        request.setTo(conversation.getJid().asBareJid());
3755        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3756        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3757            @Override
3758            public void onIqPacketReceived(Account account, IqPacket packet) {
3759                if (packet.getType() == IqPacket.TYPE.RESULT) {
3760                    if (callback != null) {
3761                        callback.onRoomDestroySucceeded();
3762                    }
3763                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3764                    if (callback != null) {
3765                        callback.onRoomDestroyFailed();
3766                    }
3767                }
3768            }
3769        });
3770    }
3771
3772    private void disconnect(final Account account, boolean force) {
3773        final XmppConnection connection = account.getXmppConnection();
3774        if (connection == null) {
3775            return;
3776        }
3777        if (!force) {
3778            final List<Conversation> conversations = getConversations();
3779            for (Conversation conversation : conversations) {
3780                if (conversation.getAccount() == account) {
3781                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3782                        leaveMuc(conversation, true);
3783                    }
3784                }
3785            }
3786            sendOfflinePresence(account);
3787        }
3788        connection.disconnect(force);
3789    }
3790
3791    @Override
3792    public IBinder onBind(Intent intent) {
3793        return mBinder;
3794    }
3795
3796    public void updateMessage(Message message) {
3797        updateMessage(message, true);
3798    }
3799
3800    public void updateMessage(Message message, boolean includeBody) {
3801        databaseBackend.updateMessage(message, includeBody);
3802        updateConversationUi();
3803    }
3804
3805    public void createMessageAsync(final Message message) {
3806        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3807    }
3808
3809    public void updateMessage(Message message, String uuid) {
3810        if (!databaseBackend.updateMessage(message, uuid)) {
3811            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3812        }
3813        updateConversationUi();
3814    }
3815
3816    protected void syncDirtyContacts(Account account) {
3817        for (Contact contact : account.getRoster().getContacts()) {
3818            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3819                pushContactToServer(contact);
3820            }
3821            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3822                deleteContactOnServer(contact);
3823            }
3824        }
3825    }
3826
3827    public void createContact(final Contact contact, final boolean autoGrant) {
3828        createContact(contact, autoGrant, null);
3829    }
3830
3831    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3832        if (autoGrant) {
3833            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3834            contact.setOption(Contact.Options.ASKING);
3835        }
3836        pushContactToServer(contact, preAuth);
3837    }
3838
3839    public void pushContactToServer(final Contact contact) {
3840        pushContactToServer(contact, null);
3841    }
3842
3843    private void pushContactToServer(final Contact contact, final String preAuth) {
3844        contact.resetOption(Contact.Options.DIRTY_DELETE);
3845        contact.setOption(Contact.Options.DIRTY_PUSH);
3846        final Account account = contact.getAccount();
3847        if (account.getStatus() == Account.State.ONLINE) {
3848            final boolean ask = contact.getOption(Contact.Options.ASKING);
3849            final boolean sendUpdates = contact
3850                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3851                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3852            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3853            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3854            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3855            if (sendUpdates) {
3856                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3857            }
3858            if (ask) {
3859                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3860            }
3861        } else {
3862            syncRoster(contact.getAccount());
3863        }
3864    }
3865
3866    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3867        new Thread(() -> {
3868            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3869            final int size = Config.AVATAR_SIZE;
3870            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3871            if (avatar != null) {
3872                if (!getFileBackend().save(avatar)) {
3873                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3874                    return;
3875                }
3876                avatar.owner = conversation.getJid().asBareJid();
3877                publishMucAvatar(conversation, avatar, callback);
3878            } else {
3879                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3880            }
3881        }).start();
3882    }
3883
3884    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3885        new Thread(() -> {
3886            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3887            final int size = Config.AVATAR_SIZE;
3888            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3889            if (avatar != null) {
3890                if (!getFileBackend().save(avatar)) {
3891                    Log.d(Config.LOGTAG, "unable to save vcard");
3892                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3893                    return;
3894                }
3895                publishAvatar(account, avatar, callback);
3896            } else {
3897                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3898            }
3899        }).start();
3900
3901    }
3902
3903    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3904        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3905        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3906            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3907            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3908                Element vcard = response.findChild("vCard", "vcard-temp");
3909                if (vcard == null) {
3910                    vcard = new Element("vCard", "vcard-temp");
3911                }
3912                Element photo = vcard.findChild("PHOTO");
3913                if (photo == null) {
3914                    photo = vcard.addChild("PHOTO");
3915                }
3916                photo.clearChildren();
3917                photo.addChild("TYPE").setContent(avatar.type);
3918                photo.addChild("BINVAL").setContent(avatar.image);
3919                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3920                publication.setTo(conversation.getJid().asBareJid());
3921                publication.addChild(vcard);
3922                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3923                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3924                        callback.onAvatarPublicationSucceeded();
3925                    } else {
3926                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3927                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3928                    }
3929                });
3930            } else {
3931                Log.d(Config.LOGTAG, "failed to request vcard " + response);
3932                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3933            }
3934        });
3935    }
3936
3937    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3938        final Bundle options;
3939        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3940            options = PublishOptions.openAccess();
3941        } else {
3942            options = null;
3943        }
3944        publishAvatar(account, avatar, options, true, callback);
3945    }
3946
3947    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3948        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3949        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3950        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3951
3952            @Override
3953            public void onIqPacketReceived(Account account, IqPacket result) {
3954                if (result.getType() == IqPacket.TYPE.RESULT) {
3955                    publishAvatarMetadata(account, avatar, options, true, callback);
3956                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3957                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
3958                        @Override
3959                        public void onPushSucceeded() {
3960                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3961                            publishAvatar(account, avatar, options, false, callback);
3962                        }
3963
3964                        @Override
3965                        public void onPushFailed() {
3966                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3967                            publishAvatar(account, avatar, null, false, callback);
3968                        }
3969                    });
3970                } else {
3971                    Element error = result.findChild("error");
3972                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3973                    if (callback != null) {
3974                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3975                    }
3976                }
3977            }
3978        });
3979    }
3980
3981    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3982        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3983        sendIqPacket(account, packet, new OnIqPacketReceived() {
3984            @Override
3985            public void onIqPacketReceived(Account account, IqPacket result) {
3986                if (result.getType() == IqPacket.TYPE.RESULT) {
3987                    if (account.setAvatar(avatar.getFilename())) {
3988                        getAvatarService().clear(account);
3989                        databaseBackend.updateAccount(account);
3990                        notifyAccountAvatarHasChanged(account);
3991                    }
3992                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3993                    if (callback != null) {
3994                        callback.onAvatarPublicationSucceeded();
3995                    }
3996                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3997                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
3998                        @Override
3999                        public void onPushSucceeded() {
4000                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
4001                            publishAvatarMetadata(account, avatar, options, false, callback);
4002                        }
4003
4004                        @Override
4005                        public void onPushFailed() {
4006                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
4007                            publishAvatarMetadata(account, avatar, null, false, callback);
4008                        }
4009                    });
4010                } else {
4011                    if (callback != null) {
4012                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4013                    }
4014                }
4015            }
4016        });
4017    }
4018
4019    public void republishAvatarIfNeeded(Account account) {
4020        if (account.getAxolotlService().isPepBroken()) {
4021            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
4022            return;
4023        }
4024        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4025        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4026
4027            private Avatar parseAvatar(IqPacket packet) {
4028                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4029                if (pubsub != null) {
4030                    Element items = pubsub.findChild("items");
4031                    if (items != null) {
4032                        return Avatar.parseMetadata(items);
4033                    }
4034                }
4035                return null;
4036            }
4037
4038            private boolean errorIsItemNotFound(IqPacket packet) {
4039                Element error = packet.findChild("error");
4040                return packet.getType() == IqPacket.TYPE.ERROR
4041                        && error != null
4042                        && error.hasChild("item-not-found");
4043            }
4044
4045            @Override
4046            public void onIqPacketReceived(Account account, IqPacket packet) {
4047                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
4048                    Avatar serverAvatar = parseAvatar(packet);
4049                    if (serverAvatar == null && account.getAvatar() != null) {
4050                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4051                        if (avatar != null) {
4052                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4053                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4054                        } else {
4055                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4056                        }
4057                    }
4058                }
4059            }
4060        });
4061    }
4062
4063    public void fetchAvatar(Account account, Avatar avatar) {
4064        fetchAvatar(account, avatar, null);
4065    }
4066
4067    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4068        final String KEY = generateFetchKey(account, avatar);
4069        synchronized (this.mInProgressAvatarFetches) {
4070            if (mInProgressAvatarFetches.add(KEY)) {
4071                switch (avatar.origin) {
4072                    case PEP:
4073                        this.mInProgressAvatarFetches.add(KEY);
4074                        fetchAvatarPep(account, avatar, callback);
4075                        break;
4076                    case VCARD:
4077                        this.mInProgressAvatarFetches.add(KEY);
4078                        fetchAvatarVcard(account, avatar, callback);
4079                        break;
4080                }
4081            } else if (avatar.origin == Avatar.Origin.PEP) {
4082                mOmittedPepAvatarFetches.add(KEY);
4083            } else {
4084                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4085            }
4086        }
4087    }
4088
4089    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4090        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
4091        sendIqPacket(account, packet, (a, result) -> {
4092            synchronized (mInProgressAvatarFetches) {
4093                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
4094            }
4095            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4096            if (result.getType() == IqPacket.TYPE.RESULT) {
4097                avatar.image = mIqParser.avatarData(result);
4098                if (avatar.image != null) {
4099                    if (getFileBackend().save(avatar)) {
4100                        if (a.getJid().asBareJid().equals(avatar.owner)) {
4101                            if (a.setAvatar(avatar.getFilename())) {
4102                                databaseBackend.updateAccount(a);
4103                            }
4104                            getAvatarService().clear(a);
4105                            updateConversationUi();
4106                            updateAccountUi();
4107                        } else {
4108                            final Contact contact = a.getRoster().getContact(avatar.owner);
4109                            contact.setAvatar(avatar);
4110                            syncRoster(account);
4111                            getAvatarService().clear(contact);
4112                            updateConversationUi();
4113                            updateRosterUi();
4114                        }
4115                        if (callback != null) {
4116                            callback.success(avatar);
4117                        }
4118                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4119                        return;
4120                    }
4121                } else {
4122
4123                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4124                }
4125            } else {
4126                Element error = result.findChild("error");
4127                if (error == null) {
4128                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4129                } else {
4130                    Log.d(Config.LOGTAG, ERROR + error.toString());
4131                }
4132            }
4133            if (callback != null) {
4134                callback.error(0, null);
4135            }
4136
4137        });
4138    }
4139
4140    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4141        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4142        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4143            @Override
4144            public void onIqPacketReceived(Account account, IqPacket packet) {
4145                final boolean previouslyOmittedPepFetch;
4146                synchronized (mInProgressAvatarFetches) {
4147                    final String KEY = generateFetchKey(account, avatar);
4148                    mInProgressAvatarFetches.remove(KEY);
4149                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4150                }
4151                if (packet.getType() == IqPacket.TYPE.RESULT) {
4152                    Element vCard = packet.findChild("vCard", "vcard-temp");
4153                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4154                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
4155                    if (image != null) {
4156                        avatar.image = image;
4157                        if (getFileBackend().save(avatar)) {
4158                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
4159                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4160                            if (avatar.owner.isBareJid()) {
4161                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4162                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4163                                    account.setAvatar(avatar.getFilename());
4164                                    databaseBackend.updateAccount(account);
4165                                    getAvatarService().clear(account);
4166                                    updateAccountUi();
4167                                } else {
4168                                    final Contact contact = account.getRoster().getContact(avatar.owner);
4169                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
4170                                    syncRoster(account);
4171                                    getAvatarService().clear(contact);
4172                                    updateRosterUi();
4173                                }
4174                                updateConversationUi();
4175                            } else {
4176                                Conversation conversation = find(account, avatar.owner.asBareJid());
4177                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4178                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4179                                    if (user != null) {
4180                                        if (user.setAvatar(avatar)) {
4181                                            getAvatarService().clear(user);
4182                                            updateConversationUi();
4183                                            updateMucRosterUi();
4184                                        }
4185                                        if (user.getRealJid() != null) {
4186                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4187                                            contact.setAvatar(avatar);
4188                                            syncRoster(account);
4189                                            getAvatarService().clear(contact);
4190                                            updateRosterUi();
4191                                        }
4192                                    }
4193                                }
4194                            }
4195                        }
4196                    }
4197                }
4198            }
4199        });
4200    }
4201
4202    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4203        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4204        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4205
4206            @Override
4207            public void onIqPacketReceived(Account account, IqPacket packet) {
4208                if (packet.getType() == IqPacket.TYPE.RESULT) {
4209                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4210                    if (pubsub != null) {
4211                        Element items = pubsub.findChild("items");
4212                        if (items != null) {
4213                            Avatar avatar = Avatar.parseMetadata(items);
4214                            if (avatar != null) {
4215                                avatar.owner = account.getJid().asBareJid();
4216                                if (fileBackend.isAvatarCached(avatar)) {
4217                                    if (account.setAvatar(avatar.getFilename())) {
4218                                        databaseBackend.updateAccount(account);
4219                                    }
4220                                    getAvatarService().clear(account);
4221                                    callback.success(avatar);
4222                                } else {
4223                                    fetchAvatarPep(account, avatar, callback);
4224                                }
4225                                return;
4226                            }
4227                        }
4228                    }
4229                }
4230                callback.error(0, null);
4231            }
4232        });
4233    }
4234
4235    public void notifyAccountAvatarHasChanged(final Account account) {
4236        final XmppConnection connection = account.getXmppConnection();
4237        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4238            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4239            for (Conversation conversation : conversations) {
4240                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4241                    final MucOptions mucOptions = conversation.getMucOptions();
4242                    if (mucOptions.online()) {
4243                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
4244                        packet.setTo(mucOptions.getSelf().getFullJid());
4245                        connection.sendPresencePacket(packet);
4246                    }
4247                }
4248            }
4249        }
4250    }
4251
4252    public void deleteContactOnServer(Contact contact) {
4253        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4254        contact.resetOption(Contact.Options.DIRTY_PUSH);
4255        contact.setOption(Contact.Options.DIRTY_DELETE);
4256        Account account = contact.getAccount();
4257        if (account.getStatus() == Account.State.ONLINE) {
4258            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4259            Element item = iq.query(Namespace.ROSTER).addChild("item");
4260            item.setAttribute("jid", contact.getJid());
4261            item.setAttribute("subscription", "remove");
4262            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4263        }
4264    }
4265
4266    public void updateConversation(final Conversation conversation) {
4267        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4268    }
4269
4270    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4271        synchronized (account) {
4272            final XmppConnection existingConnection = account.getXmppConnection();
4273            final XmppConnection connection;
4274            if (existingConnection != null) {
4275                connection = existingConnection;
4276            } else if (account.isConnectionEnabled()) {
4277                connection = createConnection(account);
4278                account.setXmppConnection(connection);
4279            } else {
4280                return;
4281            }
4282            final boolean hasInternet = hasInternetConnection();
4283            if (account.isConnectionEnabled() && hasInternet) {
4284                if (!force) {
4285                    disconnect(account, false);
4286                }
4287                Thread thread = new Thread(connection);
4288                connection.setInteractive(interactive);
4289                connection.prepareNewConnection();
4290                connection.interrupt();
4291                thread.start();
4292                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4293            } else {
4294                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4295                account.getRoster().clearPresences();
4296                connection.resetEverything();
4297                final AxolotlService axolotlService = account.getAxolotlService();
4298                if (axolotlService != null) {
4299                    axolotlService.resetBrokenness();
4300                }
4301                if (!hasInternet) {
4302                    account.setStatus(Account.State.NO_INTERNET);
4303                }
4304            }
4305        }
4306    }
4307
4308    public void reconnectAccountInBackground(final Account account) {
4309        new Thread(() -> reconnectAccount(account, false, true)).start();
4310    }
4311
4312    public void invite(final Conversation conversation, final Jid contact) {
4313        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4314        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4315        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4316            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4317        }
4318        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4319        sendMessagePacket(conversation.getAccount(), packet);
4320    }
4321
4322    public void directInvite(Conversation conversation, Jid jid) {
4323        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4324        sendMessagePacket(conversation.getAccount(), packet);
4325    }
4326
4327    public void resetSendingToWaiting(Account account) {
4328        for (Conversation conversation : getConversations()) {
4329            if (conversation.getAccount() == account) {
4330                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4331            }
4332        }
4333    }
4334
4335    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4336        return markMessage(account, recipient, uuid, status, null);
4337    }
4338
4339    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4340        if (uuid == null) {
4341            return null;
4342        }
4343        for (Conversation conversation : getConversations()) {
4344            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4345                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4346                if (message != null) {
4347                    markMessage(message, status, errorMessage);
4348                }
4349                return message;
4350            }
4351        }
4352        return null;
4353    }
4354
4355    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4356        return markMessage(conversation, uuid, status, serverMessageId, null);
4357    }
4358
4359    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4360        if (uuid == null) {
4361            return false;
4362        } else {
4363            final Message message = conversation.findSentMessageWithUuid(uuid);
4364            if (message != null) {
4365                if (message.getServerMsgId() == null) {
4366                    message.setServerMsgId(serverMessageId);
4367                }
4368                if (message.getEncryption() == Message.ENCRYPTION_NONE
4369                        && message.isTypeText()
4370                        && isBodyModified(message, body)) {
4371                    message.setBody(body.content);
4372                    if (body.count > 1) {
4373                        message.setBodyLanguage(body.language);
4374                    }
4375                    markMessage(message, status, null, true);
4376                } else {
4377                    markMessage(message, status);
4378                }
4379                return true;
4380            } else {
4381                return false;
4382            }
4383        }
4384    }
4385
4386    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4387        if (body == null || body.content == null) {
4388            return false;
4389        }
4390        return !body.content.equals(message.getBody());
4391    }
4392
4393    public void markMessage(Message message, int status) {
4394        markMessage(message, status, null);
4395    }
4396
4397
4398    public void markMessage(final Message message, final int status, final String errorMessage) {
4399        markMessage(message, status, errorMessage, false);
4400    }
4401
4402    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4403        final int oldStatus = message.getStatus();
4404        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4405            return;
4406        }
4407        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4408            return;
4409        }
4410        message.setErrorMessage(errorMessage);
4411        message.setStatus(status);
4412        databaseBackend.updateMessage(message, includeBody);
4413        updateConversationUi();
4414        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4415            mNotificationService.pushFailedDelivery(message);
4416        }
4417    }
4418
4419    private SharedPreferences getPreferences() {
4420        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4421    }
4422
4423    public long getAutomaticMessageDeletionDate() {
4424        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4425        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4426    }
4427
4428    public long getLongPreference(String name, @IntegerRes int res) {
4429        long defaultValue = getResources().getInteger(res);
4430        try {
4431            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4432        } catch (NumberFormatException e) {
4433            return defaultValue;
4434        }
4435    }
4436
4437    public boolean getBooleanPreference(String name, @BoolRes int res) {
4438        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4439    }
4440
4441    public boolean confirmMessages() {
4442        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4443    }
4444
4445    public boolean allowMessageCorrection() {
4446        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4447    }
4448
4449    public boolean sendChatStates() {
4450        return getBooleanPreference("chat_states", R.bool.chat_states);
4451    }
4452
4453    private boolean synchronizeWithBookmarks() {
4454        return getBooleanPreference("autojoin", R.bool.autojoin);
4455    }
4456
4457    public boolean useTorToConnect() {
4458        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
4459    }
4460
4461    public boolean showExtendedConnectionOptions() {
4462        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4463    }
4464
4465    public boolean broadcastLastActivity() {
4466        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4467    }
4468
4469    public int unreadCount() {
4470        int count = 0;
4471        for (Conversation conversation : getConversations()) {
4472            count += conversation.unreadCount();
4473        }
4474        return count;
4475    }
4476
4477
4478    private <T> List<T> threadSafeList(Set<T> set) {
4479        synchronized (LISTENER_LOCK) {
4480            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4481        }
4482    }
4483
4484    public void showErrorToastInUi(int resId) {
4485        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4486            listener.onShowErrorToast(resId);
4487        }
4488    }
4489
4490    public void updateConversationUi() {
4491        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4492            listener.onConversationUpdate();
4493        }
4494    }
4495
4496    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4497        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4498            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4499        }
4500    }
4501
4502    public void notifyJingleRtpConnectionUpdate(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices) {
4503        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4504            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4505        }
4506    }
4507
4508    public void updateAccountUi() {
4509        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4510            listener.onAccountUpdate();
4511        }
4512    }
4513
4514    public void updateRosterUi() {
4515        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4516            listener.onRosterUpdate();
4517        }
4518    }
4519
4520    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4521        if (mOnCaptchaRequested.size() > 0) {
4522            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4523            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4524                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4525            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4526                listener.onCaptchaRequested(account, id, data, scaled);
4527            }
4528            return true;
4529        }
4530        return false;
4531    }
4532
4533    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4534        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4535            listener.OnUpdateBlocklist(status);
4536        }
4537    }
4538
4539    public void updateMucRosterUi() {
4540        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4541            listener.onMucRosterUpdate();
4542        }
4543    }
4544
4545    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4546        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4547            listener.onKeyStatusUpdated(report);
4548        }
4549    }
4550
4551    public Account findAccountByJid(final Jid jid) {
4552        for (final Account account : this.accounts) {
4553            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4554                return account;
4555            }
4556        }
4557        return null;
4558    }
4559
4560    public Account findAccountByUuid(final String uuid) {
4561        for (Account account : this.accounts) {
4562            if (account.getUuid().equals(uuid)) {
4563                return account;
4564            }
4565        }
4566        return null;
4567    }
4568
4569    public Conversation findConversationByUuid(String uuid) {
4570        for (Conversation conversation : getConversations()) {
4571            if (conversation.getUuid().equals(uuid)) {
4572                return conversation;
4573            }
4574        }
4575        return null;
4576    }
4577
4578    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4579        List<Conversation> findings = new ArrayList<>();
4580        for (Conversation c : getConversations()) {
4581            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4582                findings.add(c);
4583            }
4584        }
4585        return findings.size() == 1 ? findings.get(0) : null;
4586    }
4587
4588    public boolean markRead(final Conversation conversation, boolean dismiss) {
4589        return markRead(conversation, null, dismiss).size() > 0;
4590    }
4591
4592    public void markRead(final Conversation conversation) {
4593        markRead(conversation, null, true);
4594    }
4595
4596    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4597        if (dismiss) {
4598            mNotificationService.clear(conversation);
4599        }
4600        final List<Message> readMessages = conversation.markRead(upToUuid);
4601        if (readMessages.size() > 0) {
4602            Runnable runnable = () -> {
4603                for (Message message : readMessages) {
4604                    databaseBackend.updateMessage(message, false);
4605                }
4606            };
4607            mDatabaseWriterExecutor.execute(runnable);
4608            updateConversationUi();
4609            updateUnreadCountBadge();
4610            return readMessages;
4611        } else {
4612            return readMessages;
4613        }
4614    }
4615
4616    public synchronized void updateUnreadCountBadge() {
4617        int count = unreadCount();
4618        if (unreadCount != count) {
4619            Log.d(Config.LOGTAG, "update unread count to " + count);
4620            if (count > 0) {
4621                ShortcutBadger.applyCount(getApplicationContext(), count);
4622            } else {
4623                ShortcutBadger.removeCount(getApplicationContext());
4624            }
4625            unreadCount = count;
4626        }
4627    }
4628
4629    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
4630        final boolean isPrivateAndNonAnonymousMuc =
4631                conversation.getMode() == Conversation.MODE_MULTI
4632                        && conversation.isPrivateAndNonAnonymous();
4633        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4634        if (readMessages.isEmpty()) {
4635            return;
4636        }
4637        final var account = conversation.getAccount();
4638        final var connection = account.getXmppConnection();
4639        updateConversationUi();
4640        final var last =
4641                Iterables.getLast(
4642                        Collections2.filter(
4643                                readMessages,
4644                                m ->
4645                                        !m.isPrivateMessage()
4646                                                && m.getStatus() == Message.STATUS_RECEIVED),
4647                        null);
4648        if (last == null) {
4649            return;
4650        }
4651
4652        final boolean sendDisplayedMarker =
4653                confirmMessages()
4654                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
4655                        && last.getRemoteMsgId() != null
4656                        && (last.markable || isPrivateAndNonAnonymousMuc);
4657        final boolean serverAssist =
4658                connection != null && connection.getFeatures().mdsServerAssist();
4659
4660        final String stanzaId = last.getServerMsgId();
4661
4662        if (sendDisplayedMarker && serverAssist) {
4663            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
4664            final MessagePacket packet = mMessageGenerator.confirm(last);
4665            packet.addChild(mdsDisplayed);
4666            if (!last.isPrivateMessage()) {
4667                packet.setTo(packet.getTo().asBareJid());
4668            }
4669            Log.d(Config.LOGTAG,account.getJid().asBareJid()+": server assisted "+packet);
4670            this.sendMessagePacket(account, packet);
4671        } else {
4672            publishMds(last);
4673            // read markers will be sent after MDS to flush the CSI stanza queue
4674            if (sendDisplayedMarker) {
4675                Log.d(
4676                        Config.LOGTAG,
4677                        conversation.getAccount().getJid().asBareJid()
4678                                + ": sending displayed marker to "
4679                                + last.getCounterpart().toString());
4680                final MessagePacket packet = mMessageGenerator.confirm(last);
4681                this.sendMessagePacket(account, packet);
4682            }
4683        }
4684    }
4685
4686    private void publishMds(@Nullable final Message message) {
4687        final String stanzaId = message == null ? null : message.getServerMsgId();
4688        if (Strings.isNullOrEmpty(stanzaId)) {
4689            return;
4690        }
4691        final Conversation conversation;
4692        final var conversational = message.getConversation();
4693        if (conversational instanceof Conversation c) {
4694            conversation = c;
4695        } else {
4696            return;
4697        }
4698        final var account = conversation.getAccount();
4699        final var connection = account.getXmppConnection();
4700        if (connection == null || !connection.getFeatures().mds()) {
4701            return;
4702        }
4703        final Jid itemId;
4704        if (message.isPrivateMessage()) {
4705            itemId = message.getCounterpart();
4706        } else {
4707            itemId = conversation.getJid().asBareJid();
4708        }
4709        Log.d(Config.LOGTAG,"publishing mds for "+itemId+"/"+stanzaId);
4710        publishMds(account, itemId, stanzaId, conversation);
4711    }
4712
4713    private void publishMds(
4714            final Account account, final Jid itemId, final String stanzaId, final Conversation conversation) {
4715        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
4716        pushNodeAndEnforcePublishOptions(
4717                account,
4718                Namespace.MDS_DISPLAYED,
4719                item,
4720                itemId.toEscapedString(),
4721                PublishOptions.persistentWhitelistAccessMaxItems());
4722    }
4723
4724    public MemorizingTrustManager getMemorizingTrustManager() {
4725        return this.mMemorizingTrustManager;
4726    }
4727
4728    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4729        this.mMemorizingTrustManager = trustManager;
4730    }
4731
4732    public void updateMemorizingTrustmanager() {
4733        final MemorizingTrustManager tm;
4734        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4735        if (dontTrustSystemCAs) {
4736            tm = new MemorizingTrustManager(getApplicationContext(), null);
4737        } else {
4738            tm = new MemorizingTrustManager(getApplicationContext());
4739        }
4740        setMemorizingTrustManager(tm);
4741    }
4742
4743    public LruCache<String, Bitmap> getBitmapCache() {
4744        return this.mBitmapCache;
4745    }
4746
4747    public Collection<String> getKnownHosts() {
4748        final Set<String> hosts = new HashSet<>();
4749        for (final Account account : getAccounts()) {
4750            hosts.add(account.getServer());
4751            for (final Contact contact : account.getRoster().getContacts()) {
4752                if (contact.showInRoster()) {
4753                    final String server = contact.getServer();
4754                    if (server != null) {
4755                        hosts.add(server);
4756                    }
4757                }
4758            }
4759        }
4760        if (Config.QUICKSY_DOMAIN != null) {
4761            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4762        }
4763        if (Config.DOMAIN_LOCK != null) {
4764            hosts.add(Config.DOMAIN_LOCK);
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(SettingsActivity.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}