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.telephony.PhoneStateListener;
  44import android.telephony.TelephonyManager;
  45import android.text.TextUtils;
  46import android.util.DisplayMetrics;
  47import android.util.Log;
  48import android.util.LruCache;
  49import android.util.Pair;
  50
  51import androidx.annotation.BoolRes;
  52import androidx.annotation.IntegerRes;
  53import androidx.annotation.NonNull;
  54import androidx.core.app.RemoteInput;
  55import androidx.core.content.ContextCompat;
  56import androidx.core.util.Consumer;
  57
  58import com.google.common.base.Objects;
  59import com.google.common.base.Optional;
  60import com.google.common.base.Strings;
  61
  62import org.conscrypt.Conscrypt;
  63import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  64import org.openintents.openpgp.IOpenPgpService2;
  65import org.openintents.openpgp.util.OpenPgpApi;
  66import org.openintents.openpgp.util.OpenPgpServiceConnection;
  67
  68import java.io.File;
  69import java.security.Security;
  70import java.security.cert.CertificateException;
  71import java.security.cert.X509Certificate;
  72import java.util.ArrayList;
  73import java.util.Arrays;
  74import java.util.Collection;
  75import java.util.Collections;
  76import java.util.HashSet;
  77import java.util.Hashtable;
  78import java.util.Iterator;
  79import java.util.List;
  80import java.util.ListIterator;
  81import java.util.Map;
  82import java.util.Set;
  83import java.util.WeakHashMap;
  84import java.util.concurrent.CopyOnWriteArrayList;
  85import java.util.concurrent.CountDownLatch;
  86import java.util.concurrent.Executor;
  87import java.util.concurrent.Executors;
  88import java.util.concurrent.ScheduledExecutorService;
  89import java.util.concurrent.TimeUnit;
  90import java.util.concurrent.atomic.AtomicBoolean;
  91import java.util.concurrent.atomic.AtomicLong;
  92import java.util.concurrent.atomic.AtomicReference;
  93
  94import eu.siacs.conversations.Config;
  95import eu.siacs.conversations.R;
  96import eu.siacs.conversations.android.JabberIdContact;
  97import eu.siacs.conversations.crypto.OmemoSetting;
  98import eu.siacs.conversations.crypto.PgpDecryptionService;
  99import eu.siacs.conversations.crypto.PgpEngine;
 100import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 101import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 102import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 103import eu.siacs.conversations.entities.Account;
 104import eu.siacs.conversations.entities.Blockable;
 105import eu.siacs.conversations.entities.Bookmark;
 106import eu.siacs.conversations.entities.Contact;
 107import eu.siacs.conversations.entities.Conversation;
 108import eu.siacs.conversations.entities.Conversational;
 109import eu.siacs.conversations.entities.Message;
 110import eu.siacs.conversations.entities.MucOptions;
 111import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 112import eu.siacs.conversations.entities.Presence;
 113import eu.siacs.conversations.entities.PresenceTemplate;
 114import eu.siacs.conversations.entities.Roster;
 115import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 116import eu.siacs.conversations.generator.AbstractGenerator;
 117import eu.siacs.conversations.generator.IqGenerator;
 118import eu.siacs.conversations.generator.MessageGenerator;
 119import eu.siacs.conversations.generator.PresenceGenerator;
 120import eu.siacs.conversations.http.HttpConnectionManager;
 121import eu.siacs.conversations.parser.AbstractParser;
 122import eu.siacs.conversations.parser.IqParser;
 123import eu.siacs.conversations.parser.MessageParser;
 124import eu.siacs.conversations.parser.PresenceParser;
 125import eu.siacs.conversations.persistance.DatabaseBackend;
 126import eu.siacs.conversations.persistance.FileBackend;
 127import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 128import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 129import eu.siacs.conversations.ui.ConversationsActivity;
 130import eu.siacs.conversations.ui.RtpSessionActivity;
 131import eu.siacs.conversations.ui.SettingsActivity;
 132import eu.siacs.conversations.ui.UiCallback;
 133import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 134import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 135import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 136import eu.siacs.conversations.utils.AccountUtils;
 137import eu.siacs.conversations.utils.Compatibility;
 138import eu.siacs.conversations.utils.ConversationsFileObserver;
 139import eu.siacs.conversations.utils.CryptoHelper;
 140import eu.siacs.conversations.utils.EasyOnboardingInvite;
 141import eu.siacs.conversations.utils.ExceptionHelper;
 142import eu.siacs.conversations.utils.MimeUtils;
 143import eu.siacs.conversations.utils.PhoneHelper;
 144import eu.siacs.conversations.utils.QuickLoader;
 145import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 146import eu.siacs.conversations.utils.ReplacingTaskManager;
 147import eu.siacs.conversations.utils.Resolver;
 148import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 149import eu.siacs.conversations.utils.StringUtils;
 150import eu.siacs.conversations.utils.TorServiceUtils;
 151import eu.siacs.conversations.utils.WakeLockHelper;
 152import eu.siacs.conversations.utils.XmppUri;
 153import eu.siacs.conversations.xml.Element;
 154import eu.siacs.conversations.xml.LocalizedContent;
 155import eu.siacs.conversations.xml.Namespace;
 156import eu.siacs.conversations.xmpp.Jid;
 157import eu.siacs.conversations.xmpp.OnBindListener;
 158import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 159import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 160import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 161import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 162import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 163import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 164import eu.siacs.conversations.xmpp.OnStatusChanged;
 165import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 166import eu.siacs.conversations.xmpp.XmppConnection;
 167import eu.siacs.conversations.xmpp.chatstate.ChatState;
 168import eu.siacs.conversations.xmpp.forms.Data;
 169import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 170import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 171import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 172import eu.siacs.conversations.xmpp.jingle.Media;
 173import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 174import eu.siacs.conversations.xmpp.mam.MamReference;
 175import eu.siacs.conversations.xmpp.pep.Avatar;
 176import eu.siacs.conversations.xmpp.pep.PublishOptions;
 177import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 178import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 179import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 180import me.leolin.shortcutbadger.ShortcutBadger;
 181
 182public class XmppConnectionService extends Service {
 183
 184    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 185    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 186    public static final String ACTION_SNOOZE = "snooze";
 187    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 188    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 189    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 190    public static final String ACTION_TRY_AGAIN = "try_again";
 191
 192    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 193    public static final String ACTION_PING = "ping";
 194    public static final String ACTION_IDLE_PING = "idle_ping";
 195    public static final String ACTION_INTERNAL_PING = "internal_ping";
 196    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 197    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 198    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 199    public static final String ACTION_END_CALL = "end_call";
 200    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 201    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 202    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 203    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 204
 205    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 206
 207    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 208    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 209    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 210
 211    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 212    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 213    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 214    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 215    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 216    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 217    private final IBinder mBinder = new XmppConnectionBinder();
 218    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 219    private final IqGenerator mIqGenerator = new IqGenerator(this);
 220    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 221    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 222    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 223    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 224        if (packet.getType() != IqPacket.TYPE.RESULT) {
 225            Element error = packet.findChild("error");
 226            String text = error != null ? error.findChildContent("text") : null;
 227            if (text != null) {
 228                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 229            }
 230        }
 231    };
 232    public DatabaseBackend databaseBackend;
 233    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 234    private long mLastActivity = 0;
 235    private final FileBackend fileBackend = new FileBackend(this);
 236    private MemorizingTrustManager mMemorizingTrustManager;
 237    private final NotificationService mNotificationService = new NotificationService(this);
 238    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 239    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 240    private final ShortcutService mShortcutService = new ShortcutService(this);
 241    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 242    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 243    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 244    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 245    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 246    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 247    private final IqParser mIqParser = new IqParser(this);
 248    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 249    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 250        Conversation conversation = find(getConversations(), contact);
 251        if (conversation != null) {
 252            if (online) {
 253                if (contact.getPresences().size() == 1) {
 254                    sendUnsentMessages(conversation);
 255                }
 256            }
 257        }
 258    };
 259    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 260    private List<Account> accounts;
 261    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 262    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 263    private final AvatarService mAvatarService = new AvatarService(this);
 264    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 265    private final PushManagementService mPushManagementService = new PushManagementService(this);
 266    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 267    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 268            Environment.getExternalStorageDirectory().getAbsolutePath()
 269    ) {
 270        @Override
 271        public void onEvent(final int event, final File file) {
 272            markFileDeleted(file);
 273        }
 274    };
 275    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 276
 277        @Override
 278        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 279            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 280                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 281                mJingleConnectionManager.updateProposedSessionDiscovered(
 282                        account,
 283                        to,
 284                        sessionId,
 285                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 286                );
 287            }
 288
 289
 290            final Jid bare = to.asBareJid();
 291
 292            for (final Conversation conversation : getConversations()) {
 293                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 294                    final Message message = conversation.findUnsentMessageWithUuid(id);
 295                    if (message != null) {
 296                        message.setStatus(Message.STATUS_SEND);
 297                        message.setErrorMessage(null);
 298                        databaseBackend.updateMessage(message, false);
 299                        return true;
 300                    }
 301                }
 302            }
 303            return false;
 304        }
 305    };
 306    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 307    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 308        @Override
 309        public void onCallStateChanged(final int state, final String phoneNumber) {
 310            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 311            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 312                mJingleConnectionManager.notifyPhoneCallStarted();
 313            }
 314        }
 315    };
 316
 317    private boolean destroyed = false;
 318
 319    private int unreadCount = -1;
 320
 321    //Ui callback listeners
 322    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 323    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 324    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 325    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 326    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 327    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 328    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 329    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 330    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 331
 332    private final Object LISTENER_LOCK = new Object();
 333
 334
 335    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 336
 337
 338    private final OnBindListener mOnBindListener = new OnBindListener() {
 339
 340        @Override
 341        public void onBind(final Account account) {
 342            synchronized (mInProgressAvatarFetches) {
 343                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 344                    final String KEY = iterator.next();
 345                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 346                        iterator.remove();
 347                    }
 348                }
 349            }
 350            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 351            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 352            if (loggedInSuccessfully || gainedFeature) {
 353                databaseBackend.updateAccount(account);
 354            }
 355
 356            if (loggedInSuccessfully) {
 357                if (!TextUtils.isEmpty(account.getDisplayName())) {
 358                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 359                    publishDisplayName(account);
 360                }
 361            }
 362
 363            account.getRoster().clearPresences();
 364            synchronized (account.inProgressConferenceJoins) {
 365                account.inProgressConferenceJoins.clear();
 366            }
 367            synchronized (account.inProgressConferencePings) {
 368                account.inProgressConferencePings.clear();
 369            }
 370            mJingleConnectionManager.notifyRebound(account);
 371            mQuickConversationsService.considerSyncBackground(false);
 372            fetchRosterFromServer(account);
 373
 374            final XmppConnection connection = account.getXmppConnection();
 375
 376            if (connection.getFeatures().bookmarks2()) {
 377                fetchBookmarks2(account);
 378            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 379                fetchBookmarks(account);
 380            }
 381            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 382            final boolean catchup = getMessageArchiveService().inCatchup(account);
 383            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 384                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 385                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 386                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 387                    }
 388                });
 389            }
 390            sendPresence(account);
 391            if (mPushManagementService.available(account)) {
 392                mPushManagementService.registerPushTokenOnServer(account);
 393            }
 394            connectMultiModeConversations(account);
 395            syncDirtyContacts(account);
 396
 397            unifiedPushBroker.renewUnifiedPushEndpointsOnBind(account);
 398        }
 399    };
 400    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 401    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 402    private final OnStatusChanged statusListener = new OnStatusChanged() {
 403
 404        @Override
 405        public void onStatusChanged(final Account account) {
 406            XmppConnection connection = account.getXmppConnection();
 407            updateAccountUi();
 408
 409            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 410                mQuickConversationsService.signalAccountStateChange();
 411            }
 412
 413            if (account.getStatus() == Account.State.ONLINE) {
 414                synchronized (mLowPingTimeoutMode) {
 415                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 416                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 417                    }
 418                }
 419                if (account.setShowErrorNotification(true)) {
 420                    databaseBackend.updateAccount(account);
 421                }
 422                mMessageArchiveService.executePendingQueries(account);
 423                if (connection != null && connection.getFeatures().csi()) {
 424                    if (checkListeners()) {
 425                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 426                        connection.sendInactive();
 427                    } else {
 428                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 429                        connection.sendActive();
 430                    }
 431                }
 432                List<Conversation> conversations = getConversations();
 433                for (Conversation conversation : conversations) {
 434                    final boolean inProgressJoin;
 435                    synchronized (account.inProgressConferenceJoins) {
 436                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 437                    }
 438                    final boolean pendingJoin;
 439                    synchronized (account.pendingConferenceJoins) {
 440                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 441                    }
 442                    if (conversation.getAccount() == account
 443                            && !pendingJoin
 444                            && !inProgressJoin) {
 445                        sendUnsentMessages(conversation);
 446                    }
 447                }
 448                final List<Conversation> pendingLeaves;
 449                synchronized (account.pendingConferenceLeaves) {
 450                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 451                    account.pendingConferenceLeaves.clear();
 452
 453                }
 454                for (Conversation conversation : pendingLeaves) {
 455                    leaveMuc(conversation);
 456                }
 457                final List<Conversation> pendingJoins;
 458                synchronized (account.pendingConferenceJoins) {
 459                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 460                    account.pendingConferenceJoins.clear();
 461                }
 462                for (Conversation conversation : pendingJoins) {
 463                    joinMuc(conversation);
 464                }
 465                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 466            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 467                resetSendingToWaiting(account);
 468                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 469                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 470                    reconnectAccount(account, true, false);
 471                } else {
 472                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 473                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 474                }
 475            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 476                databaseBackend.updateAccount(account);
 477                reconnectAccount(account, true, false);
 478            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 479                resetSendingToWaiting(account);
 480                if (connection != null && account.getStatus().isAttemptReconnect()) {
 481                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 482                            || hasJingleRtpConnection(account);
 483                    final int next = connection.getTimeToNextAttempt(aggressive);
 484                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 485                    if (next <= 0) {
 486                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 487                        reconnectAccount(account, true, false);
 488                    } else {
 489                        final int attempt = connection.getAttempt() + 1;
 490                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 491                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 492                        if (aggressive) {
 493                            internalPingExecutor.schedule(
 494                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 495                                    (next * 1000L) + 50,
 496                                    TimeUnit.MILLISECONDS
 497                            );
 498                        }
 499                    }
 500                }
 501            }
 502            getNotificationService().updateErrorNotification();
 503        }
 504    };
 505    private OpenPgpServiceConnection pgpServiceConnection;
 506    private PgpEngine mPgpEngine = null;
 507    private WakeLock wakeLock;
 508    private LruCache<String, Bitmap> mBitmapCache;
 509    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 510    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 511    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 512
 513    private static String generateFetchKey(Account account, final Avatar avatar) {
 514        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 515    }
 516
 517    private boolean isInLowPingTimeoutMode(Account account) {
 518        synchronized (mLowPingTimeoutMode) {
 519            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 520        }
 521    }
 522
 523    public void startForcingForegroundNotification() {
 524        mForceForegroundService.set(true);
 525        toggleForegroundService();
 526    }
 527
 528    public void stopForcingForegroundNotification() {
 529        mForceForegroundService.set(false);
 530        toggleForegroundService();
 531    }
 532
 533    public boolean areMessagesInitialized() {
 534        return this.restoredFromDatabaseLatch.getCount() == 0;
 535    }
 536
 537    public PgpEngine getPgpEngine() {
 538        if (!Config.supportOpenPgp()) {
 539            return null;
 540        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 541            if (this.mPgpEngine == null) {
 542                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 543                        getApplicationContext(),
 544                        pgpServiceConnection.getService()), this);
 545            }
 546            return mPgpEngine;
 547        } else {
 548            return null;
 549        }
 550
 551    }
 552
 553    public OpenPgpApi getOpenPgpApi() {
 554        if (!Config.supportOpenPgp()) {
 555            return null;
 556        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 557            return new OpenPgpApi(this, pgpServiceConnection.getService());
 558        } else {
 559            return null;
 560        }
 561    }
 562
 563    public FileBackend getFileBackend() {
 564        return this.fileBackend;
 565    }
 566
 567    public AvatarService getAvatarService() {
 568        return this.mAvatarService;
 569    }
 570
 571    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 572        int encryption = conversation.getNextEncryption();
 573        if (encryption == Message.ENCRYPTION_PGP) {
 574            encryption = Message.ENCRYPTION_DECRYPTED;
 575        }
 576        Message message = new Message(conversation, uri.toString(), encryption);
 577        Message.configurePrivateMessage(message);
 578        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 579            getPgpEngine().encrypt(message, callback);
 580        } else {
 581            sendMessage(message);
 582            callback.success(message);
 583        }
 584    }
 585
 586    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 587        final Message message;
 588        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 589            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 590        } else {
 591            message = new Message(conversation, "", conversation.getNextEncryption());
 592        }
 593        if (!Message.configurePrivateFileMessage(message)) {
 594            message.setCounterpart(conversation.getNextCounterpart());
 595            message.setType(Message.TYPE_FILE);
 596        }
 597        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 598        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 599        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 600        if (runnable.isVideoMessage()) {
 601            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 602        } else {
 603            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 604        }
 605    }
 606
 607    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 608        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 609        final String compressPictures = getCompressPicturesPreference();
 610
 611        if ("never".equals(compressPictures)
 612                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 613                || (mimeType != null && mimeType.endsWith("/gif"))
 614                || getFileBackend().unusualBounds(uri)) {
 615            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 616            attachFileToConversation(conversation, uri, mimeType, callback);
 617            return;
 618        }
 619        final Message message;
 620        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 621            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 622        } else {
 623            message = new Message(conversation, "", conversation.getNextEncryption());
 624        }
 625        if (!Message.configurePrivateFileMessage(message)) {
 626            message.setCounterpart(conversation.getNextCounterpart());
 627            message.setType(Message.TYPE_IMAGE);
 628        }
 629        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 630        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 631            try {
 632                getFileBackend().copyImageToPrivateStorage(message, uri);
 633            } catch (FileBackend.ImageCompressionException e) {
 634                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 635                attachFileToConversation(conversation, uri, mimeType, callback);
 636                return;
 637            } catch (final FileBackend.FileCopyException e) {
 638                callback.error(e.getResId(), message);
 639                return;
 640            }
 641            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 642                final PgpEngine pgpEngine = getPgpEngine();
 643                if (pgpEngine != null) {
 644                    pgpEngine.encrypt(message, callback);
 645                } else if (callback != null) {
 646                    callback.error(R.string.unable_to_connect_to_keychain, null);
 647                }
 648            } else {
 649                sendMessage(message);
 650                callback.success(message);
 651            }
 652        });
 653    }
 654
 655    public Conversation find(Bookmark bookmark) {
 656        return find(bookmark.getAccount(), bookmark.getJid());
 657    }
 658
 659    public Conversation find(final Account account, final Jid jid) {
 660        return find(getConversations(), account, jid);
 661    }
 662
 663    public boolean isMuc(final Account account, final Jid jid) {
 664        final Conversation c = find(account, jid);
 665        return c != null && c.getMode() == Conversational.MODE_MULTI;
 666    }
 667
 668    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 669        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 670    }
 671
 672    @Override
 673    public int onStartCommand(final Intent intent, int flags, int startId) {
 674        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 675        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 676        if (needsForegroundService) {
 677            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 678            toggleForegroundService(true);
 679        }
 680        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 681        switch (action) {
 682            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 683                mQuickConversationsService.handleSmsReceived(intent);
 684                break;
 685            case ConnectivityManager.CONNECTIVITY_ACTION:
 686                if (hasInternetConnection()) {
 687                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 688                        schedulePostConnectivityChange();
 689                    }
 690                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 691                        resetAllAttemptCounts(true, false);
 692                    }
 693                    Resolver.clearCache();
 694                }
 695                break;
 696            case Intent.ACTION_SHUTDOWN:
 697                logoutAndSave(true);
 698                return START_NOT_STICKY;
 699            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 700                mNotificationExecutor.execute(() -> {
 701                    try {
 702                        final Conversation c = findConversationByUuid(uuid);
 703                        if (c != null) {
 704                            mNotificationService.clearMessages(c);
 705                        } else {
 706                            mNotificationService.clearMessages();
 707                        }
 708                        restoredFromDatabaseLatch.await();
 709
 710                    } catch (InterruptedException e) {
 711                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 712                    }
 713                });
 714                break;
 715            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 716                mNotificationExecutor.execute(() -> {
 717                    try {
 718                        final Conversation c = findConversationByUuid(uuid);
 719                        if (c != null) {
 720                            mNotificationService.clearMissedCalls(c);
 721                        } else {
 722                            mNotificationService.clearMissedCalls();
 723                        }
 724                        restoredFromDatabaseLatch.await();
 725
 726                    } catch (InterruptedException e) {
 727                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 728                    }
 729                });
 730                break;
 731            case ACTION_DISMISS_CALL: {
 732                if (intent == null) {
 733                    break;
 734                }
 735                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 736                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 737                mJingleConnectionManager.rejectRtpSession(sessionId);
 738                break;
 739            }
 740            case TorServiceUtils.ACTION_STATUS:
 741                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 742                //TODO port and host are in 'extras' - but this may not be a reliable source?
 743                if ("ON".equals(status)) {
 744                    handleOrbotStartedEvent();
 745                    return START_STICKY;
 746                }
 747                break;
 748            case ACTION_END_CALL: {
 749                if (intent == null) {
 750                    break;
 751                }
 752                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 753                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 754                mJingleConnectionManager.endRtpSession(sessionId);
 755            }
 756            break;
 757            case ACTION_PROVISION_ACCOUNT: {
 758                if (intent == null) {
 759                    break;
 760                }
 761                final String address = intent.getStringExtra("address");
 762                final String password = intent.getStringExtra("password");
 763                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 764                    break;
 765                }
 766                provisionAccount(address, password);
 767                break;
 768            }
 769            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 770                dismissErrorNotifications();
 771                break;
 772            case ACTION_TRY_AGAIN:
 773                resetAllAttemptCounts(false, true);
 774                break;
 775            case ACTION_REPLY_TO_CONVERSATION:
 776                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 777                if (remoteInput == null) {
 778                    break;
 779                }
 780                final CharSequence body = remoteInput.getCharSequence("text_reply");
 781                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 782                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 783                if (body == null || body.length() <= 0) {
 784                    break;
 785                }
 786                mNotificationExecutor.execute(() -> {
 787                    try {
 788                        restoredFromDatabaseLatch.await();
 789                        final Conversation c = findConversationByUuid(uuid);
 790                        if (c != null) {
 791                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 792                        }
 793                    } catch (InterruptedException e) {
 794                        Log.d(Config.LOGTAG, "unable to process direct reply");
 795                    }
 796                });
 797                break;
 798            case ACTION_MARK_AS_READ:
 799                mNotificationExecutor.execute(() -> {
 800                    final Conversation c = findConversationByUuid(uuid);
 801                    if (c == null) {
 802                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 803                        return;
 804                    }
 805                    try {
 806                        restoredFromDatabaseLatch.await();
 807                        sendReadMarker(c, null);
 808                    } catch (InterruptedException e) {
 809                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 810                    }
 811
 812                });
 813                break;
 814            case ACTION_SNOOZE:
 815                mNotificationExecutor.execute(() -> {
 816                    final Conversation c = findConversationByUuid(uuid);
 817                    if (c == null) {
 818                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 819                        return;
 820                    }
 821                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 822                    mNotificationService.clearMessages(c);
 823                    updateConversation(c);
 824                });
 825            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 826            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 827                if (dndOnSilentMode()) {
 828                    refreshAllPresences();
 829                }
 830                break;
 831            case Intent.ACTION_SCREEN_ON:
 832                deactivateGracePeriod();
 833            case Intent.ACTION_USER_PRESENT:
 834            case Intent.ACTION_SCREEN_OFF:
 835                if (awayWhenScreenLocked()) {
 836                    refreshAllPresences();
 837                }
 838                break;
 839            case ACTION_FCM_TOKEN_REFRESH:
 840                refreshAllFcmTokens();
 841                break;
 842            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 843                if (intent == null) {
 844                    break;
 845                }
 846                final String instance = intent.getStringExtra("instance");
 847                final String application = intent.getStringExtra("application");
 848                final Messenger messenger = intent.getParcelableExtra("messenger");
 849                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 850                if (messenger != null && application != null && instance != null) {
 851                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
 852                    Log.d(Config.LOGTAG,"found push target messenger");
 853                } else {
 854                    pushTargetMessenger = null;
 855                }
 856                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
 857                if (instance != null && transport.isPresent()) {
 858                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 859                }
 860                break;
 861            case ACTION_IDLE_PING:
 862                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 863                    scheduleNextIdlePing();
 864                }
 865                break;
 866            case ACTION_FCM_MESSAGE_RECEIVED:
 867                Log.d(Config.LOGTAG, "push message arrived in service. account");
 868                break;
 869            case ACTION_QUICK_LOG:
 870                final String message = intent == null ? null : intent.getStringExtra("message");
 871                if (message != null && Config.QUICK_LOG) {
 872                    quickLog(message);
 873                }
 874                break;
 875            case Intent.ACTION_SEND:
 876                final Uri uri = intent == null ? null : intent.getData();
 877                if (uri != null) {
 878                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 879                }
 880                return START_STICKY;
 881            case ACTION_TEMPORARILY_DISABLE:
 882                toggleSoftDisabled(true);
 883                if (checkListeners()) {
 884                    stopSelf();
 885                }
 886                return START_NOT_STICKY;
 887        }
 888        manageAccountConnectionStates(action, intent == null ? null : intent.getExtras());
 889        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 890            expireOldMessages();
 891        }
 892        return START_STICKY;
 893    }
 894
 895    private void quickLog(final String message) {
 896        if (Strings.isNullOrEmpty(message)) {
 897            return;
 898        }
 899        final Account account = AccountUtils.getFirstEnabled(this);
 900        if (account == null) {
 901            return;
 902        }
 903        final Conversation conversation =
 904                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
 905        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
 906        report.setStatus(Message.STATUS_RECEIVED);
 907        conversation.add(report);
 908        databaseBackend.createMessage(report);
 909        updateConversationUi();
 910    }
 911
 912    private void manageAccountConnectionStatesInternal() {
 913        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 914    }
 915
 916    private synchronized void manageAccountConnectionStates(
 917            final String action, final Bundle extras) {
 918        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 919        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
 920        WakeLockHelper.acquire(wakeLock);
 921        boolean pingNow =
 922                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
 923                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
 924                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 925        final HashSet<Account> pingCandidates = new HashSet<>();
 926        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
 927        for (final Account account : accounts) {
 928            final boolean pushWasMeantForThisAccount =
 929                    androidId != null
 930                            && CryptoHelper.getAccountFingerprint(account, androidId)
 931                                    .equals(pushedAccountHash);
 932            pingNow |=
 933                    processAccountState(
 934                            account,
 935                            interactive,
 936                            "ui".equals(action),
 937                            pushWasMeantForThisAccount,
 938                            pingCandidates);
 939        }
 940        if (pingNow) {
 941            for (final Account account : pingCandidates) {
 942                final boolean lowTimeout = isInLowPingTimeoutMode(account);
 943                account.getXmppConnection().sendPing();
 944                Log.d(
 945                        Config.LOGTAG,
 946                        account.getJid().asBareJid()
 947                                + " send ping (action="
 948                                + action
 949                                + ",lowTimeout="
 950                                + lowTimeout
 951                                + ")");
 952                scheduleWakeUpCall(
 953                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
 954                        account.getUuid().hashCode());
 955            }
 956        }
 957        WakeLockHelper.release(wakeLock);
 958    }
 959
 960    private void handleOrbotStartedEvent() {
 961        for (final Account account : accounts) {
 962            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 963                reconnectAccount(account, true, false);
 964            }
 965        }
 966    }
 967
 968    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 969        if (!account.getStatus().isAttemptReconnect()) {
 970            return false;
 971        }
 972        if (!hasInternetConnection()) {
 973            account.setStatus(Account.State.NO_INTERNET);
 974            statusListener.onStatusChanged(account);
 975        } else {
 976            if (account.getStatus() == Account.State.NO_INTERNET) {
 977                account.setStatus(Account.State.OFFLINE);
 978                statusListener.onStatusChanged(account);
 979            }
 980            if (account.getStatus() == Account.State.ONLINE) {
 981                synchronized (mLowPingTimeoutMode) {
 982                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
 983                    long lastSent = account.getXmppConnection().getLastPingSent();
 984                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 985                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 986                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 987                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 988                    if (lastSent > lastReceived) {
 989                        if (pingTimeoutIn < 0) {
 990                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 991                            this.reconnectAccount(account, true, interactive);
 992                        } else {
 993                            int secs = (int) (pingTimeoutIn / 1000);
 994                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 995                        }
 996                    } else {
 997                        pingCandidates.add(account);
 998                        if (isAccountPushed) {
 999                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1000                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1001                            }
1002                            return true;
1003                        } else if (msToNextPing <= 0) {
1004                            return true;
1005                        } else {
1006                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1007                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1008                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1009                            }
1010                        }
1011                    }
1012                }
1013            } else if (account.getStatus() == Account.State.OFFLINE) {
1014                reconnectAccount(account, true, interactive);
1015            } else if (account.getStatus() == Account.State.CONNECTING) {
1016                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1017                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1018                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1019                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1020                if (timeout < 0) {
1021                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1022                    account.getXmppConnection().resetAttemptCount(false);
1023                    reconnectAccount(account, true, interactive);
1024                } else if (discoTimeout < 0) {
1025                    account.getXmppConnection().sendDiscoTimeout();
1026                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1027                } else {
1028                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1029                }
1030            } else {
1031                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
1032                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1033                    reconnectAccount(account, true, interactive);
1034                }
1035            }
1036        }
1037        return false;
1038    }
1039
1040    private void toggleSoftDisabled(final boolean softDisabled) {
1041        for(final Account account : this.accounts) {
1042            if (account.isEnabled()) {
1043                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1044                    updateAccount(account);
1045                }
1046            }
1047        }
1048    }
1049
1050    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1051        return unifiedPushBroker.processPushMessage(account, transport, push);
1052    }
1053
1054    public void reinitializeMuclumbusService() {
1055        mChannelDiscoveryService.initializeMuclumbusService();
1056    }
1057
1058    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1059        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1060    }
1061
1062    public boolean isDataSaverDisabled() {
1063        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1064            final ConnectivityManager connectivityManager =
1065                    (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
1066            return !connectivityManager.isActiveNetworkMetered()
1067                    || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1068                            == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1069        } else {
1070            return true;
1071        }
1072    }
1073
1074    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1075        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1076        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1077        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1078            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1079        }
1080        message.markUnread();
1081        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1082            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1083                @Override
1084                public void success(Message message) {
1085                    if (dismissAfterReply) {
1086                        markRead((Conversation) message.getConversation(), true);
1087                    } else {
1088                        mNotificationService.pushFromDirectReply(message);
1089                    }
1090                }
1091
1092                @Override
1093                public void error(int errorCode, Message object) {
1094
1095                }
1096
1097                @Override
1098                public void userInputRequired(PendingIntent pi, Message object) {
1099
1100                }
1101            });
1102        } else {
1103            sendMessage(message);
1104            if (dismissAfterReply) {
1105                markRead(conversation, true);
1106            } else {
1107                mNotificationService.pushFromDirectReply(message);
1108            }
1109        }
1110    }
1111
1112    private boolean dndOnSilentMode() {
1113        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1114    }
1115
1116    private boolean manuallyChangePresence() {
1117        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1118    }
1119
1120    private boolean treatVibrateAsSilent() {
1121        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1122    }
1123
1124    private boolean awayWhenScreenLocked() {
1125        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1126    }
1127
1128    private String getCompressPicturesPreference() {
1129        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1130    }
1131
1132    private Presence.Status getTargetPresence() {
1133        if (dndOnSilentMode() && isPhoneSilenced()) {
1134            return Presence.Status.DND;
1135        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1136            return Presence.Status.AWAY;
1137        } else {
1138            return Presence.Status.ONLINE;
1139        }
1140    }
1141
1142    public boolean isScreenLocked() {
1143        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1144        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1145        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1146        final boolean interactive = powerManager != null && powerManager.isInteractive();
1147        return locked || !interactive;
1148    }
1149
1150    private boolean isPhoneSilenced() {
1151        final boolean notificationDnd;
1152        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1153            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1154            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1155            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1156        } else {
1157            notificationDnd = false;
1158        }
1159        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1160        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1161        try {
1162            if (treatVibrateAsSilent()) {
1163                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1164            } else {
1165                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1166            }
1167        } catch (Throwable throwable) {
1168            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1169            return notificationDnd;
1170        }
1171    }
1172
1173    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1174        Log.d(Config.LOGTAG, "resetting all attempt counts");
1175        for (Account account : accounts) {
1176            if (account.hasErrorStatus() || reallyAll) {
1177                final XmppConnection connection = account.getXmppConnection();
1178                if (connection != null) {
1179                    connection.resetAttemptCount(retryImmediately);
1180                }
1181            }
1182            if (account.setShowErrorNotification(true)) {
1183                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1184            }
1185        }
1186        mNotificationService.updateErrorNotification();
1187    }
1188
1189    private void dismissErrorNotifications() {
1190        for (final Account account : this.accounts) {
1191            if (account.hasErrorStatus()) {
1192                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1193                if (account.setShowErrorNotification(false)) {
1194                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1195                }
1196            }
1197        }
1198    }
1199
1200    private void expireOldMessages() {
1201        expireOldMessages(false);
1202    }
1203
1204    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1205        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1206        mDatabaseWriterExecutor.execute(() -> {
1207            long timestamp = getAutomaticMessageDeletionDate();
1208            if (timestamp > 0) {
1209                databaseBackend.expireOldMessages(timestamp);
1210                synchronized (XmppConnectionService.this.conversations) {
1211                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1212                        conversation.expireOldMessages(timestamp);
1213                        if (resetHasMessagesLeftOnServer) {
1214                            conversation.messagesLoaded.set(true);
1215                            conversation.setHasMessagesLeftOnServer(true);
1216                        }
1217                    }
1218                }
1219                updateConversationUi();
1220            }
1221        });
1222    }
1223
1224    public boolean hasInternetConnection() {
1225        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1226        if (cm == null) {
1227            return true; //if internet connection can not be checked it is probably best to just try
1228        }
1229        try {
1230            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1231                final Network activeNetwork = cm.getActiveNetwork();
1232                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1233                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1234            } else {
1235                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1236                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1237            }
1238        } catch (final RuntimeException e) {
1239            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1240            return true; //if internet connection can not be checked it is probably best to just try
1241        }
1242    }
1243
1244    @SuppressLint("TrulyRandom")
1245    @Override
1246    public void onCreate() {
1247        LibIdnXmppStringprep.setup();
1248        if (Compatibility.runsTwentySix()) {
1249            mNotificationService.initializeChannels();
1250        }
1251        mChannelDiscoveryService.initializeMuclumbusService();
1252        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1253        toggleForegroundService();
1254        this.destroyed = false;
1255        OmemoSetting.load(this);
1256        ExceptionHelper.init(getApplicationContext());
1257        try {
1258            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1259        } catch (Throwable throwable) {
1260            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1261        }
1262        Resolver.init(this);
1263        updateMemorizingTrustmanager();
1264        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1265        final int cacheSize = maxMemory / 8;
1266        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1267            @Override
1268            protected int sizeOf(final String key, final Bitmap bitmap) {
1269                return bitmap.getByteCount() / 1024;
1270            }
1271        };
1272        if (mLastActivity == 0) {
1273            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1274        }
1275
1276        Log.d(Config.LOGTAG, "initializing database...");
1277        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1278        Log.d(Config.LOGTAG, "restoring accounts...");
1279        this.accounts = databaseBackend.getAccounts();
1280        final SharedPreferences.Editor editor = getPreferences().edit();
1281        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1282            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1283            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1284        }
1285        final boolean hasEnabledAccounts = hasEnabledAccounts();
1286        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1287        editor.apply();
1288        toggleSetProfilePictureActivity(hasEnabledAccounts);
1289        reconfigurePushDistributor();
1290
1291        restoreFromDatabase();
1292
1293        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1294            startContactObserver();
1295        }
1296        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1297        if (Compatibility.hasStoragePermission(this)) {
1298            Log.d(Config.LOGTAG, "starting file observer");
1299            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1300            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1301        }
1302        if (Config.supportOpenPgp()) {
1303            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1304                @Override
1305                public void onBound(final IOpenPgpService2 service) {
1306                    for (Account account : accounts) {
1307                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1308                        if (pgp != null) {
1309                            pgp.continueDecryption(true);
1310                        }
1311                    }
1312                }
1313
1314                @Override
1315                public void onError(final Exception exception) {
1316                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1317                }
1318            });
1319            this.pgpServiceConnection.bindToService();
1320        }
1321
1322        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1323        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1324
1325        toggleForegroundService();
1326        updateUnreadCountBadge();
1327        toggleScreenEventReceiver();
1328        final IntentFilter systemBroadcastFilter = new IntentFilter();
1329        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1330            scheduleNextIdlePing();
1331            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1332                systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1333            }
1334            systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1335        }
1336        ContextCompat.registerReceiver(
1337                this,
1338                this.mInternalEventReceiver,
1339                systemBroadcastFilter,
1340                ContextCompat.RECEIVER_NOT_EXPORTED);
1341        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1342        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1343        ContextCompat.registerReceiver(
1344                this,
1345                this.mInternalRestrictedEventReceiver,
1346                exportedBroadcastFilter,
1347                ContextCompat.RECEIVER_EXPORTED);
1348        mForceDuringOnCreate.set(false);
1349        toggleForegroundService();
1350        setupPhoneStateListener();
1351        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1352    }
1353
1354
1355    private void setupPhoneStateListener() {
1356        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1357        if (telephonyManager == null || Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1358            return;
1359        }
1360        telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1361    }
1362
1363    public boolean isPhoneInCall() {
1364        return isPhoneInCall.get();
1365    }
1366
1367    private void checkForDeletedFiles() {
1368        if (destroyed) {
1369            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1370            return;
1371        }
1372        final long start = SystemClock.elapsedRealtime();
1373        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1374        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1375        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1376            if (destroyed) {
1377                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1378                return;
1379            }
1380            final File file = fileBackend.getFileForPath(filePath.path);
1381            if (filePath.setDeleted(!file.exists())) {
1382                changed.add(filePath);
1383            }
1384        }
1385        final long duration = SystemClock.elapsedRealtime() - start;
1386        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1387        if (changed.size() > 0) {
1388            databaseBackend.markFilesAsChanged(changed);
1389            markChangedFiles(changed);
1390        }
1391    }
1392
1393    public void startContactObserver() {
1394        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1395            @Override
1396            public void onChange(boolean selfChange) {
1397                super.onChange(selfChange);
1398                if (restoredFromDatabaseLatch.getCount() == 0) {
1399                    loadPhoneContacts();
1400                }
1401            }
1402        });
1403    }
1404
1405    @Override
1406    public void onTrimMemory(int level) {
1407        super.onTrimMemory(level);
1408        if (level >= TRIM_MEMORY_COMPLETE) {
1409            Log.d(Config.LOGTAG, "clear cache due to low memory");
1410            getBitmapCache().evictAll();
1411        }
1412    }
1413
1414    @Override
1415    public void onDestroy() {
1416        try {
1417            unregisterReceiver(this.mInternalEventReceiver);
1418            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1419            unregisterReceiver(this.mInternalScreenEventReceiver);
1420        } catch (final IllegalArgumentException e) {
1421            //ignored
1422        }
1423        destroyed = false;
1424        fileObserver.stopWatching();
1425        internalPingExecutor.shutdown();
1426        super.onDestroy();
1427    }
1428
1429    public void restartFileObserver() {
1430        Log.d(Config.LOGTAG, "restarting file observer");
1431        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1432        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1433    }
1434
1435    public void toggleScreenEventReceiver() {
1436        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1437            final IntentFilter filter = new IntentFilter();
1438            filter.addAction(Intent.ACTION_SCREEN_ON);
1439            filter.addAction(Intent.ACTION_SCREEN_OFF);
1440            filter.addAction(Intent.ACTION_USER_PRESENT);
1441            registerReceiver(this.mInternalScreenEventReceiver, filter);
1442        } else {
1443            try {
1444                unregisterReceiver(this.mInternalScreenEventReceiver);
1445            } catch (IllegalArgumentException e) {
1446                //ignored
1447            }
1448        }
1449    }
1450
1451    public void toggleForegroundService() {
1452        toggleForegroundService(false);
1453    }
1454
1455    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1456        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1457        toggleForegroundService(false);
1458    }
1459
1460    public void removeOngoingCall() {
1461        ongoingCall.set(null);
1462        toggleForegroundService(false);
1463    }
1464
1465    private void toggleForegroundService(final boolean force) {
1466        final boolean status;
1467        final OngoingCall ongoing = ongoingCall.get();
1468        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || ongoing != null || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1469            final Notification notification;
1470            final int id;
1471            if (ongoing != null) {
1472                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1473                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1474                startForegroundOrCatch(id, notification, true);
1475                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1476            } else {
1477                notification = this.mNotificationService.createForegroundNotification();
1478                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1479                startForegroundOrCatch(id, notification, false);
1480            }
1481
1482            if (!mForceForegroundService.get()) {
1483                mNotificationService.notify(id, notification);
1484            }
1485            status = true;
1486        } else {
1487            stopForeground(true);
1488            status = false;
1489        }
1490        if (!mForceForegroundService.get()) {
1491            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1492        }
1493        if (ongoing == null) {
1494            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1495        }
1496        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1497    }
1498
1499    private void startForegroundOrCatch(
1500            final int id, final Notification notification, final boolean requireMicrophone) {
1501        try {
1502            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1503                final int foregroundServiceType;
1504                if (requireMicrophone
1505                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1506                                == PackageManager.PERMISSION_GRANTED) {
1507                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1508                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1509                } else if (getSystemService(PowerManager.class)
1510                        .isIgnoringBatteryOptimizations(getPackageName())) {
1511                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1512                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1513                        == PackageManager.PERMISSION_GRANTED) {
1514                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1515                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1516                        == PackageManager.PERMISSION_GRANTED) {
1517                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1518                } else {
1519                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1520                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1521                }
1522                startForeground(id, notification, foregroundServiceType);
1523            } else {
1524                startForeground(id, notification);
1525            }
1526        } catch (final IllegalStateException | SecurityException e) {
1527            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1528        }
1529    }
1530
1531    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1532        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1533    }
1534
1535    @Override
1536    public void onTaskRemoved(final Intent rootIntent) {
1537        super.onTaskRemoved(rootIntent);
1538        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1539            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1540        } else {
1541            this.logoutAndSave(false);
1542        }
1543    }
1544
1545    private void logoutAndSave(boolean stop) {
1546        int activeAccounts = 0;
1547        for (final Account account : accounts) {
1548            if (account.isConnectionEnabled()) {
1549                databaseBackend.writeRoster(account.getRoster());
1550                activeAccounts++;
1551            }
1552            if (account.getXmppConnection() != null) {
1553                new Thread(() -> disconnect(account, false)).start();
1554            }
1555        }
1556        if (stop || activeAccounts == 0) {
1557            Log.d(Config.LOGTAG, "good bye");
1558            stopSelf();
1559        }
1560    }
1561
1562    private void schedulePostConnectivityChange() {
1563        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1564        if (alarmManager == null) {
1565            return;
1566        }
1567        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1568        final Intent intent = new Intent(this, EventReceiver.class);
1569        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1570        try {
1571            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1572                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1573                    : PendingIntent.FLAG_UPDATE_CURRENT);
1574            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1575                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1576            } else {
1577                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1578            }
1579        } catch (RuntimeException e) {
1580            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1581        }
1582    }
1583
1584    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1585        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1586        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1587        if (alarmManager == null) {
1588            return;
1589        }
1590        final Intent intent = new Intent(this, EventReceiver.class);
1591        intent.setAction(ACTION_PING);
1592        try {
1593            final PendingIntent pendingIntent =
1594                    PendingIntent.getBroadcast(
1595                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1596            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1597        } catch (RuntimeException e) {
1598            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1599        }
1600    }
1601
1602    @TargetApi(Build.VERSION_CODES.M)
1603    private void scheduleNextIdlePing() {
1604        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1605        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1606        if (alarmManager == null) {
1607            return;
1608        }
1609        final Intent intent = new Intent(this, EventReceiver.class);
1610        intent.setAction(ACTION_IDLE_PING);
1611        try {
1612            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1613                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1614                    : PendingIntent.FLAG_UPDATE_CURRENT);
1615            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1616        } catch (RuntimeException e) {
1617            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1618        }
1619    }
1620
1621    public XmppConnection createConnection(final Account account) {
1622        final XmppConnection connection = new XmppConnection(account, this);
1623        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1624        connection.setOnStatusChangedListener(this.statusListener);
1625        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1626        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1627        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1628        connection.setOnBindListener(this.mOnBindListener);
1629        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1630        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1631        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1632        AxolotlService axolotlService = account.getAxolotlService();
1633        if (axolotlService != null) {
1634            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1635        }
1636        return connection;
1637    }
1638
1639    public void sendChatState(Conversation conversation) {
1640        if (sendChatStates()) {
1641            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1642            sendMessagePacket(conversation.getAccount(), packet);
1643        }
1644    }
1645
1646    private void sendFileMessage(final Message message, final boolean delay) {
1647        Log.d(Config.LOGTAG, "send file message");
1648        final Account account = message.getConversation().getAccount();
1649        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1650                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1651            mHttpConnectionManager.createNewUploadConnection(message, delay);
1652        } else {
1653            mJingleConnectionManager.startJingleFileTransfer(message);
1654        }
1655    }
1656
1657    public void sendMessage(final Message message) {
1658        sendMessage(message, false, false);
1659    }
1660
1661    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1662        final Account account = message.getConversation().getAccount();
1663        if (account.setShowErrorNotification(true)) {
1664            databaseBackend.updateAccount(account);
1665            mNotificationService.updateErrorNotification();
1666        }
1667        final Conversation conversation = (Conversation) message.getConversation();
1668        account.deactivateGracePeriod();
1669
1670
1671        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1672            final Contact contact = conversation.getContact();
1673            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1674                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1675                createContact(contact, true);
1676            }
1677        }
1678
1679        MessagePacket packet = null;
1680        final boolean addToConversation = !message.edited();
1681        boolean saveInDb = addToConversation;
1682        message.setStatus(Message.STATUS_WAITING);
1683
1684        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1685            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1686                databaseBackend.updateConversation(conversation);
1687            }
1688        }
1689
1690        final boolean inProgressJoin = isJoinInProgress(conversation);
1691
1692
1693        if (account.isOnlineAndConnected() && !inProgressJoin) {
1694            switch (message.getEncryption()) {
1695                case Message.ENCRYPTION_NONE:
1696                    if (message.needsUploading()) {
1697                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1698                                || conversation.getMode() == Conversation.MODE_MULTI
1699                                || message.fixCounterpart()) {
1700                            this.sendFileMessage(message, delay);
1701                        } else {
1702                            break;
1703                        }
1704                    } else {
1705                        packet = mMessageGenerator.generateChat(message);
1706                    }
1707                    break;
1708                case Message.ENCRYPTION_PGP:
1709                case Message.ENCRYPTION_DECRYPTED:
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.generatePgpChat(message);
1720                    }
1721                    break;
1722                case Message.ENCRYPTION_AXOLOTL:
1723                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
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                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1734                        if (axolotlMessage == null) {
1735                            account.getAxolotlService().preparePayloadMessage(message, delay);
1736                        } else {
1737                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1738                        }
1739                    }
1740                    break;
1741
1742            }
1743            if (packet != null) {
1744                if (account.getXmppConnection().getFeatures().sm()
1745                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1746                    message.setStatus(Message.STATUS_UNSEND);
1747                } else {
1748                    message.setStatus(Message.STATUS_SEND);
1749                }
1750            }
1751        } else {
1752            switch (message.getEncryption()) {
1753                case Message.ENCRYPTION_DECRYPTED:
1754                    if (!message.needsUploading()) {
1755                        String pgpBody = message.getEncryptedBody();
1756                        String decryptedBody = message.getBody();
1757                        message.setBody(pgpBody); //TODO might throw NPE
1758                        message.setEncryption(Message.ENCRYPTION_PGP);
1759                        if (message.edited()) {
1760                            message.setBody(decryptedBody);
1761                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1762                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1763                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1764                            }
1765                            updateConversationUi();
1766                            return;
1767                        } else {
1768                            databaseBackend.createMessage(message);
1769                            saveInDb = false;
1770                            message.setBody(decryptedBody);
1771                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1772                        }
1773                    }
1774                    break;
1775                case Message.ENCRYPTION_AXOLOTL:
1776                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1777                    break;
1778            }
1779        }
1780
1781
1782        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1783        if (mucMessage) {
1784            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1785        }
1786
1787        if (resend) {
1788            if (packet != null && addToConversation) {
1789                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1790                    markMessage(message, Message.STATUS_UNSEND);
1791                } else {
1792                    markMessage(message, Message.STATUS_SEND);
1793                }
1794            }
1795        } else {
1796            if (addToConversation) {
1797                conversation.add(message);
1798            }
1799            if (saveInDb) {
1800                databaseBackend.createMessage(message);
1801            } else if (message.edited()) {
1802                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1803                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1804                }
1805            }
1806            updateConversationUi();
1807        }
1808        if (packet != null) {
1809            if (delay) {
1810                mMessageGenerator.addDelay(packet, message.getTimeSent());
1811            }
1812            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1813                if (this.sendChatStates()) {
1814                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1815                }
1816            }
1817            sendMessagePacket(account, packet);
1818        }
1819    }
1820
1821    private boolean isJoinInProgress(final Conversation conversation) {
1822        final Account account = conversation.getAccount();
1823        synchronized (account.inProgressConferenceJoins) {
1824            if (conversation.getMode() == Conversational.MODE_MULTI) {
1825                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1826                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1827                final boolean inProgressJoin = inProgress || pending;
1828                if (inProgressJoin) {
1829                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1830                }
1831                return inProgressJoin;
1832            } else {
1833                return false;
1834            }
1835        }
1836    }
1837
1838    private void sendUnsentMessages(final Conversation conversation) {
1839        conversation.findWaitingMessages(message -> resendMessage(message, true));
1840    }
1841
1842    public void resendMessage(final Message message, final boolean delay) {
1843        sendMessage(message, true, delay);
1844    }
1845
1846    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1847        final XmppConnection connection = account.getXmppConnection();
1848        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1849        if (jid == null) {
1850            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1851            return;
1852        }
1853        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1854        request.setTo(jid);
1855        final Element command = request.addChild("command", Namespace.COMMANDS);
1856        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1857        command.setAttribute("action", "execute");
1858        sendIqPacket(account, request, (a, response) -> {
1859            if (response.getType() == IqPacket.TYPE.RESULT) {
1860                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1861                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1862                if (x != null) {
1863                    final Data data = Data.parse(x);
1864                    final String uri = data.getValue("uri");
1865                    final String landingUrl = data.getValue("landing-url");
1866                    if (uri != null) {
1867                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1868                        callback.inviteRequested(invite);
1869                        return;
1870                    }
1871                }
1872                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1873                Log.d(Config.LOGTAG, response.toString());
1874            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1875                callback.inviteRequestFailed(IqParser.errorMessage(response));
1876            } else {
1877                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1878            }
1879        });
1880
1881    }
1882
1883    public void fetchRosterFromServer(final Account account) {
1884        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1885        if (!"".equals(account.getRosterVersion())) {
1886            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1887                    + ": fetching roster version " + account.getRosterVersion());
1888        } else {
1889            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1890        }
1891        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1892        sendIqPacket(account, iqPacket, mIqParser);
1893    }
1894
1895    public void fetchBookmarks(final Account account) {
1896        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1897        final Element query = iqPacket.query("jabber:iq:private");
1898        query.addChild("storage", Namespace.BOOKMARKS);
1899        final OnIqPacketReceived callback = (a, response) -> {
1900            if (response.getType() == IqPacket.TYPE.RESULT) {
1901                final Element query1 = response.query();
1902                final Element storage = query1.findChild("storage", "storage:bookmarks");
1903                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1904                processBookmarksInitial(a, bookmarks, false);
1905            } else {
1906                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1907            }
1908        };
1909        sendIqPacket(account, iqPacket, callback);
1910    }
1911
1912    public void fetchBookmarks2(final Account account) {
1913        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1914        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1915            @Override
1916            public void onIqPacketReceived(final Account account, final IqPacket response) {
1917                if (response.getType() == IqPacket.TYPE.RESULT) {
1918                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1919                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1920                    processBookmarksInitial(account, bookmarks, true);
1921                }
1922            }
1923        });
1924    }
1925
1926    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1927        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1928        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1929        for (Bookmark bookmark : bookmarks.values()) {
1930            previousBookmarks.remove(bookmark.getJid().asBareJid());
1931            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1932        }
1933        if (pep && synchronizeWithBookmarks) {
1934            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1935            for (Jid jid : previousBookmarks) {
1936                processDeletedBookmark(account, jid);
1937            }
1938        }
1939        account.setBookmarks(bookmarks);
1940    }
1941
1942    public void processDeletedBookmark(Account account, Jid jid) {
1943        final Conversation conversation = find(account, jid);
1944        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1945            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1946            archiveConversation(conversation, false);
1947        }
1948    }
1949
1950    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1951        final Account account = bookmark.getAccount();
1952        Conversation conversation = find(bookmark);
1953        if (conversation != null) {
1954            if (conversation.getMode() != Conversation.MODE_MULTI) {
1955                return;
1956            }
1957            bookmark.setConversation(conversation);
1958            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1959                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1960                archiveConversation(conversation, false);
1961            } else {
1962                final MucOptions mucOptions = conversation.getMucOptions();
1963                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1964                    final String current = mucOptions.getActualNick();
1965                    final String proposed = mucOptions.getProposedNick();
1966                    if (current != null && !current.equals(proposed)) {
1967                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1968                        joinMuc(conversation);
1969                    }
1970                }
1971            }
1972        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1973            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1974            bookmark.setConversation(conversation);
1975        }
1976    }
1977
1978    public void processModifiedBookmark(Bookmark bookmark) {
1979        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1980        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1981    }
1982
1983    public void createBookmark(final Account account, final Bookmark bookmark) {
1984        account.putBookmark(bookmark);
1985        final XmppConnection connection = account.getXmppConnection();
1986        if (connection == null) {
1987            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1988        } else if (connection.getFeatures().bookmarks2()) {
1989            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
1990            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1991            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1992        } else if (connection.getFeatures().bookmarksConversion()) {
1993            pushBookmarksPep(account);
1994        } else {
1995            pushBookmarksPrivateXml(account);
1996        }
1997    }
1998
1999    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2000        account.removeBookmark(bookmark);
2001        final XmppConnection connection = account.getXmppConnection();
2002        if (connection.getFeatures().bookmarks2()) {
2003            final IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2004            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2005            sendIqPacket(account, request, (a, response) -> {
2006                if (response.getType() == IqPacket.TYPE.ERROR) {
2007                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2008                }
2009            });
2010        } else if (connection.getFeatures().bookmarksConversion()) {
2011            pushBookmarksPep(account);
2012        } else {
2013            pushBookmarksPrivateXml(account);
2014        }
2015    }
2016
2017    private void pushBookmarksPrivateXml(Account account) {
2018        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2019        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2020        Element query = iqPacket.query("jabber:iq:private");
2021        Element storage = query.addChild("storage", "storage:bookmarks");
2022        for (final Bookmark bookmark : account.getBookmarks()) {
2023            storage.addChild(bookmark);
2024        }
2025        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2026    }
2027
2028    private void pushBookmarksPep(Account account) {
2029        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2030        final Element storage = new Element("storage", "storage:bookmarks");
2031        for (final Bookmark bookmark : account.getBookmarks()) {
2032            storage.addChild(bookmark);
2033        }
2034        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2035
2036    }
2037
2038    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2039        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2040
2041    }
2042
2043    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2044        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
2045        sendIqPacket(account, packet, (a, response) -> {
2046            if (response.getType() == IqPacket.TYPE.RESULT) {
2047                return;
2048            }
2049            if (retry && PublishOptions.preconditionNotMet(response)) {
2050                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2051                    @Override
2052                    public void onPushSucceeded() {
2053                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2054                    }
2055
2056                    @Override
2057                    public void onPushFailed() {
2058                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2059                    }
2060                });
2061            } else {
2062                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
2063            }
2064        });
2065    }
2066
2067    private void restoreFromDatabase() {
2068        synchronized (this.conversations) {
2069            final Map<String, Account> accountLookupTable = new Hashtable<>();
2070            for (Account account : this.accounts) {
2071                accountLookupTable.put(account.getUuid(), account);
2072            }
2073            Log.d(Config.LOGTAG, "restoring conversations...");
2074            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2075            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2076            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2077                Conversation conversation = iterator.next();
2078                Account account = accountLookupTable.get(conversation.getAccountUuid());
2079                if (account != null) {
2080                    conversation.setAccount(account);
2081                } else {
2082                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2083                    iterator.remove();
2084                }
2085            }
2086            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2087            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2088            Runnable runnable = () -> {
2089                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2090                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2091                }
2092                final long deletionDate = getAutomaticMessageDeletionDate();
2093                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2094                if (deletionDate > 0) {
2095                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2096                    databaseBackend.expireOldMessages(deletionDate);
2097                }
2098                Log.d(Config.LOGTAG, "restoring roster...");
2099                for (final Account account : accounts) {
2100                    databaseBackend.readRoster(account.getRoster());
2101                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2102                }
2103                getBitmapCache().evictAll();
2104                loadPhoneContacts();
2105                Log.d(Config.LOGTAG, "restoring messages...");
2106                final long startMessageRestore = SystemClock.elapsedRealtime();
2107                final Conversation quickLoad = QuickLoader.get(this.conversations);
2108                if (quickLoad != null) {
2109                    restoreMessages(quickLoad);
2110                    updateConversationUi();
2111                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2112                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2113                }
2114                for (Conversation conversation : this.conversations) {
2115                    if (quickLoad != conversation) {
2116                        restoreMessages(conversation);
2117                    }
2118                }
2119                mNotificationService.finishBacklog();
2120                restoredFromDatabaseLatch.countDown();
2121                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2122                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2123                updateConversationUi();
2124            };
2125            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2126        }
2127    }
2128
2129    private void restoreMessages(Conversation conversation) {
2130        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2131        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2132        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2133    }
2134
2135    public void loadPhoneContacts() {
2136        mContactMergerExecutor.execute(() -> {
2137            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2138            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2139            for (final Account account : accounts) {
2140                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2141                for (final JabberIdContact jidContact : contacts.values()) {
2142                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2143                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2144                    if (needsCacheClean) {
2145                        getAvatarService().clear(contact);
2146                    }
2147                    withSystemAccounts.remove(contact);
2148                }
2149                for (final Contact contact : withSystemAccounts) {
2150                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2151                    if (needsCacheClean) {
2152                        getAvatarService().clear(contact);
2153                    }
2154                }
2155            }
2156            Log.d(Config.LOGTAG, "finished merging phone contacts");
2157            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2158            updateRosterUi();
2159            mQuickConversationsService.considerSync();
2160        });
2161    }
2162
2163
2164    public void syncRoster(final Account account) {
2165        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2166    }
2167
2168    public List<Conversation> getConversations() {
2169        return this.conversations;
2170    }
2171
2172    private void markFileDeleted(final File file) {
2173        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2174            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2175                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2176                return;
2177            }
2178        }
2179        final boolean isInternalFile = fileBackend.isInternalFile(file);
2180        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2181        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2182        markUuidsAsDeletedFiles(uuids);
2183    }
2184
2185    private void markUuidsAsDeletedFiles(List<String> uuids) {
2186        boolean deleted = false;
2187        for (Conversation conversation : getConversations()) {
2188            deleted |= conversation.markAsDeleted(uuids);
2189        }
2190        for (final String uuid : uuids) {
2191            evictPreview(uuid);
2192        }
2193        if (deleted) {
2194            updateConversationUi();
2195        }
2196    }
2197
2198    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2199        boolean changed = false;
2200        for (Conversation conversation : getConversations()) {
2201            changed |= conversation.markAsChanged(infos);
2202        }
2203        if (changed) {
2204            updateConversationUi();
2205        }
2206    }
2207
2208    public void populateWithOrderedConversations(final List<Conversation> list) {
2209        populateWithOrderedConversations(list, true, true);
2210    }
2211
2212    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2213        populateWithOrderedConversations(list, includeNoFileUpload, true);
2214    }
2215
2216    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2217        final List<String> orderedUuids;
2218        if (sort) {
2219            orderedUuids = null;
2220        } else {
2221            orderedUuids = new ArrayList<>();
2222            for (Conversation conversation : list) {
2223                orderedUuids.add(conversation.getUuid());
2224            }
2225        }
2226        list.clear();
2227        if (includeNoFileUpload) {
2228            list.addAll(getConversations());
2229        } else {
2230            for (Conversation conversation : getConversations()) {
2231                if (conversation.getMode() == Conversation.MODE_SINGLE
2232                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2233                    list.add(conversation);
2234                }
2235            }
2236        }
2237        try {
2238            if (orderedUuids != null) {
2239                Collections.sort(list, (a, b) -> {
2240                    final int indexA = orderedUuids.indexOf(a.getUuid());
2241                    final int indexB = orderedUuids.indexOf(b.getUuid());
2242                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2243                        return a.compareTo(b);
2244                    }
2245                    return indexA - indexB;
2246                });
2247            } else {
2248                Collections.sort(list);
2249            }
2250        } catch (IllegalArgumentException e) {
2251            //ignore
2252        }
2253    }
2254
2255    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2256        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2257            return;
2258        } else if (timestamp == 0) {
2259            return;
2260        }
2261        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2262        final Runnable runnable = () -> {
2263            final Account account = conversation.getAccount();
2264            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2265            if (messages.size() > 0) {
2266                conversation.addAll(0, messages);
2267                callback.onMoreMessagesLoaded(messages.size(), conversation);
2268            } else if (conversation.hasMessagesLeftOnServer()
2269                    && account.isOnlineAndConnected()
2270                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2271                final boolean mamAvailable;
2272                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2273                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2274                } else {
2275                    mamAvailable = conversation.getMucOptions().mamSupport();
2276                }
2277                if (mamAvailable) {
2278                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2279                    if (query != null) {
2280                        query.setCallback(callback);
2281                        callback.informUser(R.string.fetching_history_from_server);
2282                    } else {
2283                        callback.informUser(R.string.not_fetching_history_retention_period);
2284                    }
2285
2286                }
2287            }
2288        };
2289        mDatabaseReaderExecutor.execute(runnable);
2290    }
2291
2292    public List<Account> getAccounts() {
2293        return this.accounts;
2294    }
2295
2296
2297    /**
2298     * 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)
2299     */
2300    public List<Conversation> findAllConferencesWith(Contact contact) {
2301        final ArrayList<Conversation> results = new ArrayList<>();
2302        for (final Conversation c : conversations) {
2303            if (c.getMode() != Conversation.MODE_MULTI) {
2304                continue;
2305            }
2306            final MucOptions mucOptions = c.getMucOptions();
2307            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2308                results.add(c);
2309            }
2310        }
2311        return results;
2312    }
2313
2314    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2315        for (final Conversation conversation : haystack) {
2316            if (conversation.getContact() == contact) {
2317                return conversation;
2318            }
2319        }
2320        return null;
2321    }
2322
2323    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2324        if (jid == null) {
2325            return null;
2326        }
2327        for (final Conversation conversation : haystack) {
2328            if ((account == null || conversation.getAccount() == account)
2329                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2330                return conversation;
2331            }
2332        }
2333        return null;
2334    }
2335
2336    public boolean isConversationsListEmpty(final Conversation ignore) {
2337        synchronized (this.conversations) {
2338            final int size = this.conversations.size();
2339            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2340        }
2341    }
2342
2343    public boolean isConversationStillOpen(final Conversation conversation) {
2344        synchronized (this.conversations) {
2345            for (Conversation current : this.conversations) {
2346                if (current == conversation) {
2347                    return true;
2348                }
2349            }
2350        }
2351        return false;
2352    }
2353
2354    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2355        return this.findOrCreateConversation(account, jid, muc, false, async);
2356    }
2357
2358    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2359        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2360    }
2361
2362    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2363        synchronized (this.conversations) {
2364            Conversation conversation = find(account, jid);
2365            if (conversation != null) {
2366                return conversation;
2367            }
2368            conversation = databaseBackend.findConversation(account, jid);
2369            final boolean loadMessagesFromDb;
2370            if (conversation != null) {
2371                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2372                conversation.setAccount(account);
2373                if (muc) {
2374                    conversation.setMode(Conversation.MODE_MULTI);
2375                    conversation.setContactJid(jid);
2376                } else {
2377                    conversation.setMode(Conversation.MODE_SINGLE);
2378                    conversation.setContactJid(jid.asBareJid());
2379                }
2380                databaseBackend.updateConversation(conversation);
2381                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2382            } else {
2383                String conversationName;
2384                Contact contact = account.getRoster().getContact(jid);
2385                if (contact != null) {
2386                    conversationName = contact.getDisplayName();
2387                } else {
2388                    conversationName = jid.getLocal();
2389                }
2390                if (muc) {
2391                    conversation = new Conversation(conversationName, account, jid,
2392                            Conversation.MODE_MULTI);
2393                } else {
2394                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2395                            Conversation.MODE_SINGLE);
2396                }
2397                this.databaseBackend.createConversation(conversation);
2398                loadMessagesFromDb = false;
2399            }
2400            final Conversation c = conversation;
2401            final Runnable runnable = () -> {
2402                if (loadMessagesFromDb) {
2403                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2404                    updateConversationUi();
2405                    c.messagesLoaded.set(true);
2406                }
2407                if (account.getXmppConnection() != null
2408                        && !c.getContact().isBlocked()
2409                        && account.getXmppConnection().getFeatures().mam()
2410                        && !muc) {
2411                    if (query == null) {
2412                        mMessageArchiveService.query(c);
2413                    } else {
2414                        if (query.getConversation() == null) {
2415                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2416                        }
2417                    }
2418                }
2419                if (joinAfterCreate) {
2420                    joinMuc(c);
2421                }
2422            };
2423            if (async) {
2424                mDatabaseReaderExecutor.execute(runnable);
2425            } else {
2426                runnable.run();
2427            }
2428            this.conversations.add(conversation);
2429            updateConversationUi();
2430            return conversation;
2431        }
2432    }
2433
2434    public void archiveConversation(Conversation conversation) {
2435        archiveConversation(conversation, true);
2436    }
2437
2438    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2439        getNotificationService().clear(conversation);
2440        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2441        conversation.setNextMessage(null);
2442        synchronized (this.conversations) {
2443            getMessageArchiveService().kill(conversation);
2444            if (conversation.getMode() == Conversation.MODE_MULTI) {
2445                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2446                    final Bookmark bookmark = conversation.getBookmark();
2447                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2448                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2449                            Account account = bookmark.getAccount();
2450                            bookmark.setConversation(null);
2451                            deleteBookmark(account, bookmark);
2452                        } else if (bookmark.autojoin()) {
2453                            bookmark.setAutojoin(false);
2454                            createBookmark(bookmark.getAccount(), bookmark);
2455                        }
2456                    }
2457                }
2458                leaveMuc(conversation);
2459            } else {
2460                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2461                    stopPresenceUpdatesTo(conversation.getContact());
2462                }
2463            }
2464            updateConversation(conversation);
2465            this.conversations.remove(conversation);
2466            updateConversationUi();
2467        }
2468    }
2469
2470    public void stopPresenceUpdatesTo(Contact contact) {
2471        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2472        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2473        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2474    }
2475
2476    public void createAccount(final Account account) {
2477        account.initAccountServices(this);
2478        databaseBackend.createAccount(account);
2479        this.accounts.add(account);
2480        this.reconnectAccountInBackground(account);
2481        updateAccountUi();
2482        syncEnabledAccountSetting();
2483        toggleForegroundService();
2484    }
2485
2486    private void syncEnabledAccountSetting() {
2487        final boolean hasEnabledAccounts = hasEnabledAccounts();
2488        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2489        toggleSetProfilePictureActivity(hasEnabledAccounts);
2490    }
2491
2492    private void toggleSetProfilePictureActivity(final boolean enabled) {
2493        try {
2494            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2495            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2496            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2497        } catch (IllegalStateException e) {
2498            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2499        }
2500    }
2501
2502    public boolean reconfigurePushDistributor() {
2503        return this.unifiedPushBroker.reconfigurePushDistributor();
2504    }
2505
2506    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2507        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2508    }
2509
2510    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2511        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2512    }
2513
2514    private void provisionAccount(final String address, final String password) {
2515        final Jid jid = Jid.ofEscaped(address);
2516        final Account account = new Account(jid, password);
2517        account.setOption(Account.OPTION_DISABLED, true);
2518        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2519        createAccount(account);
2520    }
2521
2522    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2523        new Thread(() -> {
2524            try {
2525                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2526                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2527                if (cert == null) {
2528                    callback.informUser(R.string.unable_to_parse_certificate);
2529                    return;
2530                }
2531                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2532                if (info == null) {
2533                    callback.informUser(R.string.certificate_does_not_contain_jid);
2534                    return;
2535                }
2536                if (findAccountByJid(info.first) == null) {
2537                    final Account account = new Account(info.first, "");
2538                    account.setPrivateKeyAlias(alias);
2539                    account.setOption(Account.OPTION_DISABLED, true);
2540                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2541                    account.setDisplayName(info.second);
2542                    createAccount(account);
2543                    callback.onAccountCreated(account);
2544                    if (Config.X509_VERIFICATION) {
2545                        try {
2546                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2547                        } catch (CertificateException e) {
2548                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2549                        }
2550                    }
2551                } else {
2552                    callback.informUser(R.string.account_already_exists);
2553                }
2554            } catch (Exception e) {
2555                callback.informUser(R.string.unable_to_parse_certificate);
2556            }
2557        }).start();
2558
2559    }
2560
2561    public void updateKeyInAccount(final Account account, final String alias) {
2562        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2563        try {
2564            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2565            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2566            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2567            if (info == null) {
2568                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2569                return;
2570            }
2571            if (account.getJid().asBareJid().equals(info.first)) {
2572                account.setPrivateKeyAlias(alias);
2573                account.setDisplayName(info.second);
2574                databaseBackend.updateAccount(account);
2575                if (Config.X509_VERIFICATION) {
2576                    try {
2577                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2578                    } catch (CertificateException e) {
2579                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2580                    }
2581                    account.getAxolotlService().regenerateKeys(true);
2582                }
2583            } else {
2584                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2585            }
2586        } catch (Exception e) {
2587            e.printStackTrace();
2588        }
2589    }
2590
2591    public boolean updateAccount(final Account account) {
2592        if (databaseBackend.updateAccount(account)) {
2593            account.setShowErrorNotification(true);
2594            this.statusListener.onStatusChanged(account);
2595            databaseBackend.updateAccount(account);
2596            reconnectAccountInBackground(account);
2597            updateAccountUi();
2598            getNotificationService().updateErrorNotification();
2599            toggleForegroundService();
2600            syncEnabledAccountSetting();
2601            mChannelDiscoveryService.cleanCache();
2602            return true;
2603        } else {
2604            return false;
2605        }
2606    }
2607
2608    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2609        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2610        sendIqPacket(account, iq, (a, packet) -> {
2611            if (packet.getType() == IqPacket.TYPE.RESULT) {
2612                a.setPassword(newPassword);
2613                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2614                databaseBackend.updateAccount(a);
2615                callback.onPasswordChangeSucceeded();
2616            } else {
2617                callback.onPasswordChangeFailed();
2618            }
2619        });
2620    }
2621
2622    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2623        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2624        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
2625        query.addChild("remove");
2626        sendIqPacket(account, iqPacket, (a, response) -> {
2627            if (response.getType() == IqPacket.TYPE.RESULT) {
2628                deleteAccount(a);
2629                callback.accept(true);
2630            } else {
2631                callback.accept(false);
2632            }
2633        });
2634    }
2635
2636    public void deleteAccount(final Account account) {
2637        final boolean connected = account.getStatus() == Account.State.ONLINE;
2638        synchronized (this.conversations) {
2639            if (connected) {
2640                account.getAxolotlService().deleteOmemoIdentity();
2641            }
2642            for (final Conversation conversation : conversations) {
2643                if (conversation.getAccount() == account) {
2644                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2645                        if (connected) {
2646                            leaveMuc(conversation);
2647                        }
2648                    }
2649                    conversations.remove(conversation);
2650                    mNotificationService.clear(conversation);
2651                }
2652            }
2653            if (account.getXmppConnection() != null) {
2654                new Thread(() -> disconnect(account, !connected)).start();
2655            }
2656            final Runnable runnable = () -> {
2657                if (!databaseBackend.deleteAccount(account)) {
2658                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2659                }
2660            };
2661            mDatabaseWriterExecutor.execute(runnable);
2662            this.accounts.remove(account);
2663            this.mRosterSyncTaskManager.clear(account);
2664            updateAccountUi();
2665            mNotificationService.updateErrorNotification();
2666            syncEnabledAccountSetting();
2667            toggleForegroundService();
2668        }
2669    }
2670
2671    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2672        final boolean remainingListeners;
2673        synchronized (LISTENER_LOCK) {
2674            remainingListeners = checkListeners();
2675            if (!this.mOnConversationUpdates.add(listener)) {
2676                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2677            }
2678            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2679        }
2680        if (remainingListeners) {
2681            switchToForeground();
2682        }
2683    }
2684
2685    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2686        final boolean remainingListeners;
2687        synchronized (LISTENER_LOCK) {
2688            this.mOnConversationUpdates.remove(listener);
2689            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2690            remainingListeners = checkListeners();
2691        }
2692        if (remainingListeners) {
2693            switchToBackground();
2694        }
2695    }
2696
2697    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2698        final boolean remainingListeners;
2699        synchronized (LISTENER_LOCK) {
2700            remainingListeners = checkListeners();
2701            if (!this.mOnShowErrorToasts.add(listener)) {
2702                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2703            }
2704        }
2705        if (remainingListeners) {
2706            switchToForeground();
2707        }
2708    }
2709
2710    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2711        final boolean remainingListeners;
2712        synchronized (LISTENER_LOCK) {
2713            this.mOnShowErrorToasts.remove(onShowErrorToast);
2714            remainingListeners = checkListeners();
2715        }
2716        if (remainingListeners) {
2717            switchToBackground();
2718        }
2719    }
2720
2721    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2722        final boolean remainingListeners;
2723        synchronized (LISTENER_LOCK) {
2724            remainingListeners = checkListeners();
2725            if (!this.mOnAccountUpdates.add(listener)) {
2726                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2727            }
2728        }
2729        if (remainingListeners) {
2730            switchToForeground();
2731        }
2732    }
2733
2734    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2735        final boolean remainingListeners;
2736        synchronized (LISTENER_LOCK) {
2737            this.mOnAccountUpdates.remove(listener);
2738            remainingListeners = checkListeners();
2739        }
2740        if (remainingListeners) {
2741            switchToBackground();
2742        }
2743    }
2744
2745    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2746        final boolean remainingListeners;
2747        synchronized (LISTENER_LOCK) {
2748            remainingListeners = checkListeners();
2749            if (!this.mOnCaptchaRequested.add(listener)) {
2750                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2751            }
2752        }
2753        if (remainingListeners) {
2754            switchToForeground();
2755        }
2756    }
2757
2758    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2759        final boolean remainingListeners;
2760        synchronized (LISTENER_LOCK) {
2761            this.mOnCaptchaRequested.remove(listener);
2762            remainingListeners = checkListeners();
2763        }
2764        if (remainingListeners) {
2765            switchToBackground();
2766        }
2767    }
2768
2769    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2770        final boolean remainingListeners;
2771        synchronized (LISTENER_LOCK) {
2772            remainingListeners = checkListeners();
2773            if (!this.mOnRosterUpdates.add(listener)) {
2774                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2775            }
2776        }
2777        if (remainingListeners) {
2778            switchToForeground();
2779        }
2780    }
2781
2782    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2783        final boolean remainingListeners;
2784        synchronized (LISTENER_LOCK) {
2785            this.mOnRosterUpdates.remove(listener);
2786            remainingListeners = checkListeners();
2787        }
2788        if (remainingListeners) {
2789            switchToBackground();
2790        }
2791    }
2792
2793    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2794        final boolean remainingListeners;
2795        synchronized (LISTENER_LOCK) {
2796            remainingListeners = checkListeners();
2797            if (!this.mOnUpdateBlocklist.add(listener)) {
2798                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2799            }
2800        }
2801        if (remainingListeners) {
2802            switchToForeground();
2803        }
2804    }
2805
2806    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2807        final boolean remainingListeners;
2808        synchronized (LISTENER_LOCK) {
2809            this.mOnUpdateBlocklist.remove(listener);
2810            remainingListeners = checkListeners();
2811        }
2812        if (remainingListeners) {
2813            switchToBackground();
2814        }
2815    }
2816
2817    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2818        final boolean remainingListeners;
2819        synchronized (LISTENER_LOCK) {
2820            remainingListeners = checkListeners();
2821            if (!this.mOnKeyStatusUpdated.add(listener)) {
2822                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2823            }
2824        }
2825        if (remainingListeners) {
2826            switchToForeground();
2827        }
2828    }
2829
2830    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2831        final boolean remainingListeners;
2832        synchronized (LISTENER_LOCK) {
2833            this.mOnKeyStatusUpdated.remove(listener);
2834            remainingListeners = checkListeners();
2835        }
2836        if (remainingListeners) {
2837            switchToBackground();
2838        }
2839    }
2840
2841    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2842        final boolean remainingListeners;
2843        synchronized (LISTENER_LOCK) {
2844            remainingListeners = checkListeners();
2845            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2846                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2847            }
2848        }
2849        if (remainingListeners) {
2850            switchToForeground();
2851        }
2852    }
2853
2854    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2855        final boolean remainingListeners;
2856        synchronized (LISTENER_LOCK) {
2857            this.onJingleRtpConnectionUpdate.remove(listener);
2858            remainingListeners = checkListeners();
2859        }
2860        if (remainingListeners) {
2861            switchToBackground();
2862        }
2863    }
2864
2865    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2866        final boolean remainingListeners;
2867        synchronized (LISTENER_LOCK) {
2868            remainingListeners = checkListeners();
2869            if (!this.mOnMucRosterUpdate.add(listener)) {
2870                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2871            }
2872        }
2873        if (remainingListeners) {
2874            switchToForeground();
2875        }
2876    }
2877
2878    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2879        final boolean remainingListeners;
2880        synchronized (LISTENER_LOCK) {
2881            this.mOnMucRosterUpdate.remove(listener);
2882            remainingListeners = checkListeners();
2883        }
2884        if (remainingListeners) {
2885            switchToBackground();
2886        }
2887    }
2888
2889    public boolean checkListeners() {
2890        return (this.mOnAccountUpdates.size() == 0
2891                && this.mOnConversationUpdates.size() == 0
2892                && this.mOnRosterUpdates.size() == 0
2893                && this.mOnCaptchaRequested.size() == 0
2894                && this.mOnMucRosterUpdate.size() == 0
2895                && this.mOnUpdateBlocklist.size() == 0
2896                && this.mOnShowErrorToasts.size() == 0
2897                && this.onJingleRtpConnectionUpdate.size() == 0
2898                && this.mOnKeyStatusUpdated.size() == 0);
2899    }
2900
2901    private void switchToForeground() {
2902        toggleSoftDisabled(false);
2903        final boolean broadcastLastActivity = broadcastLastActivity();
2904        for (Conversation conversation : getConversations()) {
2905            if (conversation.getMode() == Conversation.MODE_MULTI) {
2906                conversation.getMucOptions().resetChatState();
2907            } else {
2908                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2909            }
2910        }
2911        for (Account account : getAccounts()) {
2912            if (account.getStatus() == Account.State.ONLINE) {
2913                account.deactivateGracePeriod();
2914                final XmppConnection connection = account.getXmppConnection();
2915                if (connection != null) {
2916                    if (connection.getFeatures().csi()) {
2917                        connection.sendActive();
2918                    }
2919                    if (broadcastLastActivity) {
2920                        sendPresence(account, false); //send new presence but don't include idle because we are not
2921                    }
2922                }
2923            }
2924        }
2925        Log.d(Config.LOGTAG, "app switched into foreground");
2926    }
2927
2928    private void switchToBackground() {
2929        final boolean broadcastLastActivity = broadcastLastActivity();
2930        if (broadcastLastActivity) {
2931            mLastActivity = System.currentTimeMillis();
2932            final SharedPreferences.Editor editor = getPreferences().edit();
2933            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2934            editor.apply();
2935        }
2936        for (Account account : getAccounts()) {
2937            if (account.getStatus() == Account.State.ONLINE) {
2938                XmppConnection connection = account.getXmppConnection();
2939                if (connection != null) {
2940                    if (broadcastLastActivity) {
2941                        sendPresence(account, true);
2942                    }
2943                    if (connection.getFeatures().csi()) {
2944                        connection.sendInactive();
2945                    }
2946                }
2947            }
2948        }
2949        this.mNotificationService.setIsInForeground(false);
2950        Log.d(Config.LOGTAG, "app switched into background");
2951    }
2952
2953    private void connectMultiModeConversations(Account account) {
2954        List<Conversation> conversations = getConversations();
2955        for (Conversation conversation : conversations) {
2956            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2957                joinMuc(conversation);
2958            }
2959        }
2960    }
2961
2962    public void mucSelfPingAndRejoin(final Conversation conversation) {
2963        final Account account = conversation.getAccount();
2964        synchronized (account.inProgressConferenceJoins) {
2965            if (account.inProgressConferenceJoins.contains(conversation)) {
2966                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2967                return;
2968            }
2969        }
2970        synchronized (account.inProgressConferencePings) {
2971            if (!account.inProgressConferencePings.add(conversation)) {
2972                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2973                return;
2974            }
2975        }
2976        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2977        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2978        ping.setTo(self);
2979        ping.addChild("ping", Namespace.PING);
2980        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2981            if (response.getType() == IqPacket.TYPE.ERROR) {
2982                Element error = response.findChild("error");
2983                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2984                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2985                } else {
2986                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2987                    joinMuc(conversation);
2988                }
2989            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2990                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2991            }
2992            synchronized (account.inProgressConferencePings) {
2993                account.inProgressConferencePings.remove(conversation);
2994            }
2995        });
2996    }
2997    public void joinMuc(Conversation conversation) {
2998        joinMuc(conversation, null, false);
2999    }
3000
3001    public void joinMuc(Conversation conversation, boolean followedInvite) {
3002        joinMuc(conversation, null, followedInvite);
3003    }
3004
3005    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3006        joinMuc(conversation, onConferenceJoined, false);
3007    }
3008
3009    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3010        final Account account = conversation.getAccount();
3011        synchronized (account.pendingConferenceJoins) {
3012            account.pendingConferenceJoins.remove(conversation);
3013        }
3014        synchronized (account.pendingConferenceLeaves) {
3015            account.pendingConferenceLeaves.remove(conversation);
3016        }
3017        if (account.getStatus() == Account.State.ONLINE) {
3018            synchronized (account.inProgressConferenceJoins) {
3019                account.inProgressConferenceJoins.add(conversation);
3020            }
3021            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3022                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3023            }
3024            conversation.resetMucOptions();
3025            if (onConferenceJoined != null) {
3026                conversation.getMucOptions().flagNoAutoPushConfiguration();
3027            }
3028            conversation.setHasMessagesLeftOnServer(false);
3029            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3030
3031                private void join(Conversation conversation) {
3032                    Account account = conversation.getAccount();
3033                    final MucOptions mucOptions = conversation.getMucOptions();
3034
3035                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3036                        synchronized (account.inProgressConferenceJoins) {
3037                            account.inProgressConferenceJoins.remove(conversation);
3038                        }
3039                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3040                        updateConversationUi();
3041                        if (onConferenceJoined != null) {
3042                            onConferenceJoined.onConferenceJoined(conversation);
3043                        }
3044                        return;
3045                    }
3046
3047                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3048                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3049                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
3050                    packet.setTo(joinJid);
3051                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3052                    if (conversation.getMucOptions().getPassword() != null) {
3053                        x.addChild("password").setContent(mucOptions.getPassword());
3054                    }
3055
3056                    if (mucOptions.mamSupport()) {
3057                        // Use MAM instead of the limited muc history to get history
3058                        x.addChild("history").setAttribute("maxchars", "0");
3059                    } else {
3060                        // Fallback to muc history
3061                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3062                    }
3063                    sendPresencePacket(account, packet);
3064                    if (onConferenceJoined != null) {
3065                        onConferenceJoined.onConferenceJoined(conversation);
3066                    }
3067                    if (!joinJid.equals(conversation.getJid())) {
3068                        conversation.setContactJid(joinJid);
3069                        databaseBackend.updateConversation(conversation);
3070                    }
3071
3072                    if (mucOptions.mamSupport()) {
3073                        getMessageArchiveService().catchupMUC(conversation);
3074                    }
3075                    if (mucOptions.isPrivateAndNonAnonymous()) {
3076                        fetchConferenceMembers(conversation);
3077
3078                        if (followedInvite) {
3079                            final Bookmark bookmark = conversation.getBookmark();
3080                            if (bookmark != null) {
3081                                if (!bookmark.autojoin()) {
3082                                    bookmark.setAutojoin(true);
3083                                    createBookmark(account, bookmark);
3084                                }
3085                            } else {
3086                                saveConversationAsBookmark(conversation, null);
3087                            }
3088                        }
3089                    }
3090                    synchronized (account.inProgressConferenceJoins) {
3091                        account.inProgressConferenceJoins.remove(conversation);
3092                        sendUnsentMessages(conversation);
3093                    }
3094                }
3095
3096                @Override
3097                public void onConferenceConfigurationFetched(Conversation conversation) {
3098                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3099                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3100                        return;
3101                    }
3102                    join(conversation);
3103                }
3104
3105                @Override
3106                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3107                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3108                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3109                        return;
3110                    }
3111                    if ("remote-server-not-found".equals(errorCondition)) {
3112                        synchronized (account.inProgressConferenceJoins) {
3113                            account.inProgressConferenceJoins.remove(conversation);
3114                        }
3115                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3116                        updateConversationUi();
3117                    } else {
3118                        join(conversation);
3119                        fetchConferenceConfiguration(conversation);
3120                    }
3121                }
3122            });
3123            updateConversationUi();
3124        } else {
3125            synchronized (account.pendingConferenceJoins) {
3126                account.pendingConferenceJoins.add(conversation);
3127            }
3128            conversation.resetMucOptions();
3129            conversation.setHasMessagesLeftOnServer(false);
3130            updateConversationUi();
3131        }
3132    }
3133
3134    private void fetchConferenceMembers(final Conversation conversation) {
3135        final Account account = conversation.getAccount();
3136        final AxolotlService axolotlService = account.getAxolotlService();
3137        final String[] affiliations = {"member", "admin", "owner"};
3138        OnIqPacketReceived callback = new OnIqPacketReceived() {
3139
3140            private int i = 0;
3141            private boolean success = true;
3142
3143            @Override
3144            public void onIqPacketReceived(Account account, IqPacket packet) {
3145                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3146                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3147                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3148                    for (Element child : query.getChildren()) {
3149                        if ("item".equals(child.getName())) {
3150                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3151                            if (!user.realJidMatchesAccount()) {
3152                                boolean isNew = conversation.getMucOptions().updateUser(user);
3153                                Contact contact = user.getContact();
3154                                if (omemoEnabled
3155                                        && isNew
3156                                        && user.getRealJid() != null
3157                                        && (contact == null || !contact.mutualPresenceSubscription())
3158                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3159                                    axolotlService.fetchDeviceIds(user.getRealJid());
3160                                }
3161                            }
3162                        }
3163                    }
3164                } else {
3165                    success = false;
3166                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3167                }
3168                ++i;
3169                if (i >= affiliations.length) {
3170                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3171                    if (success) {
3172                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3173                        boolean changed = false;
3174                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3175                            Jid jid = iterator.next();
3176                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3177                                iterator.remove();
3178                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3179                                changed = true;
3180                            }
3181                        }
3182                        if (changed) {
3183                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3184                            updateConversation(conversation);
3185                        }
3186                    }
3187                    getAvatarService().clear(conversation);
3188                    updateMucRosterUi();
3189                    updateConversationUi();
3190                }
3191            }
3192        };
3193        for (String affiliation : affiliations) {
3194            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3195        }
3196        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3197    }
3198
3199    public void providePasswordForMuc(Conversation conversation, String password) {
3200        if (conversation.getMode() == Conversation.MODE_MULTI) {
3201            conversation.getMucOptions().setPassword(password);
3202            if (conversation.getBookmark() != null) {
3203                final Bookmark bookmark = conversation.getBookmark();
3204                if (synchronizeWithBookmarks()) {
3205                    bookmark.setAutojoin(true);
3206                }
3207                createBookmark(conversation.getAccount(), bookmark);
3208            }
3209            updateConversation(conversation);
3210            joinMuc(conversation);
3211        }
3212    }
3213
3214    public void deleteAvatar(final Account account) {
3215        final AtomicBoolean executed = new AtomicBoolean(false);
3216        final Runnable onDeleted =
3217                () -> {
3218                    if (executed.compareAndSet(false, true)) {
3219                        account.setAvatar(null);
3220                        databaseBackend.updateAccount(account);
3221                        getAvatarService().clear(account);
3222                        updateAccountUi();
3223                    }
3224                };
3225        deleteVcardAvatar(account, onDeleted);
3226        deletePepNode(account, Namespace.AVATAR_DATA);
3227        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3228    }
3229
3230    public void deletePepNode(final Account account, final String node) {
3231        deletePepNode(account, node, null);
3232    }
3233
3234    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3235        final IqPacket request = mIqGenerator.deleteNode(node);
3236        sendIqPacket(account, request, (a, packet) -> {
3237            if (packet.getType() == IqPacket.TYPE.RESULT) {
3238                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3239                if (runnable != null) {
3240                    runnable.run();
3241                }
3242            } else {
3243                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3244            }
3245        });
3246    }
3247
3248    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3249        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3250        sendIqPacket(account, retrieveVcard, (a, response) -> {
3251            if (response.getType() != IqPacket.TYPE.RESULT) {
3252                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3253                return;
3254            }
3255            final Element vcard = response.findChild("vCard", "vcard-temp");
3256            if (vcard == null) {
3257                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3258                return;
3259            }
3260            Element photo = vcard.findChild("PHOTO");
3261            if (photo == null) {
3262                photo = vcard.addChild("PHOTO");
3263            }
3264            photo.clearChildren();
3265            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3266            publication.setTo(a.getJid().asBareJid());
3267            publication.addChild(vcard);
3268            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3269                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3270                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3271                    runnable.run();
3272                } else {
3273                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3274                }
3275            });
3276        });
3277    }
3278
3279    private boolean hasEnabledAccounts() {
3280        if (this.accounts == null) {
3281            return false;
3282        }
3283        for (final Account account : this.accounts) {
3284            if (account.isConnectionEnabled()) {
3285                return true;
3286            }
3287        }
3288        return false;
3289    }
3290
3291
3292    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3293        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3294    }
3295
3296    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3297        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3298    }
3299
3300
3301    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3302        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3303    }
3304
3305    public void persistSelfNick(MucOptions.User self) {
3306        final Conversation conversation = self.getConversation();
3307        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3308        Jid full = self.getFullJid();
3309        if (!full.equals(conversation.getJid())) {
3310            Log.d(Config.LOGTAG, "nick changed. updating");
3311            conversation.setContactJid(full);
3312            databaseBackend.updateConversation(conversation);
3313        }
3314
3315        final Bookmark bookmark = conversation.getBookmark();
3316        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3317        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3318            final Account account = conversation.getAccount();
3319            final String defaultNick = MucOptions.defaultNick(account);
3320            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3321                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3322                return;
3323            }
3324            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3325            bookmark.setNick(full.getResource());
3326            createBookmark(bookmark.getAccount(), bookmark);
3327        }
3328    }
3329
3330    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3331        final MucOptions options = conversation.getMucOptions();
3332        final Jid joinJid = options.createJoinJid(nick);
3333        if (joinJid == null) {
3334            return false;
3335        }
3336        if (options.online()) {
3337            Account account = conversation.getAccount();
3338            options.setOnRenameListener(new OnRenameListener() {
3339
3340                @Override
3341                public void onSuccess() {
3342                    callback.success(conversation);
3343                }
3344
3345                @Override
3346                public void onFailure() {
3347                    callback.error(R.string.nick_in_use, conversation);
3348                }
3349            });
3350
3351            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3352            packet.setTo(joinJid);
3353            sendPresencePacket(account, packet);
3354        } else {
3355            conversation.setContactJid(joinJid);
3356            databaseBackend.updateConversation(conversation);
3357            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3358                Bookmark bookmark = conversation.getBookmark();
3359                if (bookmark != null) {
3360                    bookmark.setNick(nick);
3361                    createBookmark(bookmark.getAccount(), bookmark);
3362                }
3363                joinMuc(conversation);
3364            }
3365        }
3366        return true;
3367    }
3368
3369    public void leaveMuc(Conversation conversation) {
3370        leaveMuc(conversation, false);
3371    }
3372
3373    private void leaveMuc(Conversation conversation, boolean now) {
3374        final Account account = conversation.getAccount();
3375        synchronized (account.pendingConferenceJoins) {
3376            account.pendingConferenceJoins.remove(conversation);
3377        }
3378        synchronized (account.pendingConferenceLeaves) {
3379            account.pendingConferenceLeaves.remove(conversation);
3380        }
3381        if (account.getStatus() == Account.State.ONLINE || now) {
3382            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3383            conversation.getMucOptions().setOffline();
3384            Bookmark bookmark = conversation.getBookmark();
3385            if (bookmark != null) {
3386                bookmark.setConversation(null);
3387            }
3388            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3389        } else {
3390            synchronized (account.pendingConferenceLeaves) {
3391                account.pendingConferenceLeaves.add(conversation);
3392            }
3393        }
3394    }
3395
3396    public String findConferenceServer(final Account account) {
3397        String server;
3398        if (account.getXmppConnection() != null) {
3399            server = account.getXmppConnection().getMucServer();
3400            if (server != null) {
3401                return server;
3402            }
3403        }
3404        for (Account other : getAccounts()) {
3405            if (other != account && other.getXmppConnection() != null) {
3406                server = other.getXmppConnection().getMucServer();
3407                if (server != null) {
3408                    return server;
3409                }
3410            }
3411        }
3412        return null;
3413    }
3414
3415
3416    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3417        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3418            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3419            if (!TextUtils.isEmpty(name)) {
3420                configuration.putString("muc#roomconfig_roomname", name);
3421            }
3422            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3423                @Override
3424                public void onPushSucceeded() {
3425                    saveConversationAsBookmark(conversation, name);
3426                    callback.success(conversation);
3427                }
3428
3429                @Override
3430                public void onPushFailed() {
3431                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3432                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3433                    } else {
3434                        callback.error(R.string.joined_an_existing_channel, conversation);
3435                    }
3436                }
3437            });
3438        });
3439    }
3440
3441    public boolean createAdhocConference(final Account account,
3442                                         final String name,
3443                                         final Iterable<Jid> jids,
3444                                         final UiCallback<Conversation> callback) {
3445        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3446        if (account.getStatus() == Account.State.ONLINE) {
3447            try {
3448                String server = findConferenceServer(account);
3449                if (server == null) {
3450                    if (callback != null) {
3451                        callback.error(R.string.no_conference_server_found, null);
3452                    }
3453                    return false;
3454                }
3455                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3456                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3457                joinMuc(conversation, new OnConferenceJoined() {
3458                    @Override
3459                    public void onConferenceJoined(final Conversation conversation) {
3460                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3461                        if (!TextUtils.isEmpty(name)) {
3462                            configuration.putString("muc#roomconfig_roomname", name);
3463                        }
3464                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3465                            @Override
3466                            public void onPushSucceeded() {
3467                                for (Jid invite : jids) {
3468                                    invite(conversation, invite);
3469                                }
3470                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3471                                    Jid other = account.getJid().withResource(resource);
3472                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3473                                    directInvite(conversation, other);
3474                                }
3475                                saveConversationAsBookmark(conversation, name);
3476                                if (callback != null) {
3477                                    callback.success(conversation);
3478                                }
3479                            }
3480
3481                            @Override
3482                            public void onPushFailed() {
3483                                archiveConversation(conversation);
3484                                if (callback != null) {
3485                                    callback.error(R.string.conference_creation_failed, conversation);
3486                                }
3487                            }
3488                        });
3489                    }
3490                });
3491                return true;
3492            } catch (IllegalArgumentException e) {
3493                if (callback != null) {
3494                    callback.error(R.string.conference_creation_failed, null);
3495                }
3496                return false;
3497            }
3498        } else {
3499            if (callback != null) {
3500                callback.error(R.string.not_connected_try_again, null);
3501            }
3502            return false;
3503        }
3504    }
3505
3506    public void fetchConferenceConfiguration(final Conversation conversation) {
3507        fetchConferenceConfiguration(conversation, null);
3508    }
3509
3510    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3511        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3512        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3513            @Override
3514            public void onIqPacketReceived(Account account, IqPacket packet) {
3515                if (packet.getType() == IqPacket.TYPE.RESULT) {
3516                    final MucOptions mucOptions = conversation.getMucOptions();
3517                    final Bookmark bookmark = conversation.getBookmark();
3518                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3519
3520                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3521                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3522                        updateConversation(conversation);
3523                    }
3524
3525                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3526                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3527                            createBookmark(account, bookmark);
3528                        }
3529                    }
3530
3531
3532                    if (callback != null) {
3533                        callback.onConferenceConfigurationFetched(conversation);
3534                    }
3535
3536
3537                    updateConversationUi();
3538                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3539                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3540                } else {
3541                    if (callback != null) {
3542                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3543                    }
3544                }
3545            }
3546        });
3547    }
3548
3549    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3550        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3551    }
3552
3553    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3554        Log.d(Config.LOGTAG, "pushing node configuration");
3555        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3556            @Override
3557            public void onIqPacketReceived(Account account, IqPacket packet) {
3558                if (packet.getType() == IqPacket.TYPE.RESULT) {
3559                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3560                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3561                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3562                    if (x != null) {
3563                        Data data = Data.parse(x);
3564                        data.submit(options);
3565                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3566                            @Override
3567                            public void onIqPacketReceived(Account account, IqPacket packet) {
3568                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3569                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3570                                    callback.onPushSucceeded();
3571                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3572                                    callback.onPushFailed();
3573                                }
3574                            }
3575                        });
3576                    } else if (callback != null) {
3577                        callback.onPushFailed();
3578                    }
3579                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3580                    callback.onPushFailed();
3581                }
3582            }
3583        });
3584    }
3585
3586    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3587        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3588            conversation.setAttribute("accept_non_anonymous", true);
3589            updateConversation(conversation);
3590        }
3591        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3592            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3593            options.putString("members_by_default", moderated ? "0" : "1");
3594        }
3595        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3596        request.setTo(conversation.getJid().asBareJid());
3597        request.query("http://jabber.org/protocol/muc#owner");
3598        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3599            @Override
3600            public void onIqPacketReceived(Account account, IqPacket packet) {
3601                if (packet.getType() == IqPacket.TYPE.RESULT) {
3602                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3603                    data.submit(options);
3604                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3605                    set.setTo(conversation.getJid().asBareJid());
3606                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3607                    sendIqPacket(account, set, new OnIqPacketReceived() {
3608                        @Override
3609                        public void onIqPacketReceived(Account account, IqPacket packet) {
3610                            if (callback != null) {
3611                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3612                                    callback.onPushSucceeded();
3613                                } else {
3614                                    callback.onPushFailed();
3615                                }
3616                            }
3617                        }
3618                    });
3619                } else {
3620                    if (callback != null) {
3621                        callback.onPushFailed();
3622                    }
3623                }
3624            }
3625        });
3626    }
3627
3628    public void pushSubjectToConference(final Conversation conference, final String subject) {
3629        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3630        this.sendMessagePacket(conference.getAccount(), packet);
3631    }
3632
3633    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3634        final Jid jid = user.asBareJid();
3635        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3636        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3637            if (response.getType() == IqPacket.TYPE.RESULT) {
3638                conference.getMucOptions().changeAffiliation(jid, affiliation);
3639                getAvatarService().clear(conference);
3640                if (callback != null) {
3641                    callback.onAffiliationChangedSuccessful(jid);
3642                } else {
3643                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3644                }
3645            } else if (callback != null) {
3646                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3647            } else {
3648                Log.d(Config.LOGTAG, "unable to change affiliation");
3649            }
3650        });
3651    }
3652
3653    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3654        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3655        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3656            if (packet.getType() != IqPacket.TYPE.RESULT) {
3657                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3658            }
3659        });
3660    }
3661
3662    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3663        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3664        request.setTo(conversation.getJid().asBareJid());
3665        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3666        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3667            @Override
3668            public void onIqPacketReceived(Account account, IqPacket packet) {
3669                if (packet.getType() == IqPacket.TYPE.RESULT) {
3670                    if (callback != null) {
3671                        callback.onRoomDestroySucceeded();
3672                    }
3673                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3674                    if (callback != null) {
3675                        callback.onRoomDestroyFailed();
3676                    }
3677                }
3678            }
3679        });
3680    }
3681
3682    private void disconnect(final Account account, boolean force) {
3683        final XmppConnection connection = account.getXmppConnection();
3684        if (connection == null) {
3685            return;
3686        }
3687        if (!force) {
3688            final List<Conversation> conversations = getConversations();
3689            for (Conversation conversation : conversations) {
3690                if (conversation.getAccount() == account) {
3691                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3692                        leaveMuc(conversation, true);
3693                    }
3694                }
3695            }
3696            sendOfflinePresence(account);
3697        }
3698        connection.disconnect(force);
3699    }
3700
3701    @Override
3702    public IBinder onBind(Intent intent) {
3703        return mBinder;
3704    }
3705
3706    public void updateMessage(Message message) {
3707        updateMessage(message, true);
3708    }
3709
3710    public void updateMessage(Message message, boolean includeBody) {
3711        databaseBackend.updateMessage(message, includeBody);
3712        updateConversationUi();
3713    }
3714
3715    public void createMessageAsync(final Message message) {
3716        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3717    }
3718
3719    public void updateMessage(Message message, String uuid) {
3720        if (!databaseBackend.updateMessage(message, uuid)) {
3721            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3722        }
3723        updateConversationUi();
3724    }
3725
3726    protected void syncDirtyContacts(Account account) {
3727        for (Contact contact : account.getRoster().getContacts()) {
3728            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3729                pushContactToServer(contact);
3730            }
3731            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3732                deleteContactOnServer(contact);
3733            }
3734        }
3735    }
3736
3737    public void createContact(final Contact contact, final boolean autoGrant) {
3738        createContact(contact, autoGrant, null);
3739    }
3740
3741    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3742        if (autoGrant) {
3743            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3744            contact.setOption(Contact.Options.ASKING);
3745        }
3746        pushContactToServer(contact, preAuth);
3747    }
3748
3749    public void pushContactToServer(final Contact contact) {
3750        pushContactToServer(contact, null);
3751    }
3752
3753    private void pushContactToServer(final Contact contact, final String preAuth) {
3754        contact.resetOption(Contact.Options.DIRTY_DELETE);
3755        contact.setOption(Contact.Options.DIRTY_PUSH);
3756        final Account account = contact.getAccount();
3757        if (account.getStatus() == Account.State.ONLINE) {
3758            final boolean ask = contact.getOption(Contact.Options.ASKING);
3759            final boolean sendUpdates = contact
3760                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3761                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3762            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3763            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3764            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3765            if (sendUpdates) {
3766                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3767            }
3768            if (ask) {
3769                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3770            }
3771        } else {
3772            syncRoster(contact.getAccount());
3773        }
3774    }
3775
3776    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3777        new Thread(() -> {
3778            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3779            final int size = Config.AVATAR_SIZE;
3780            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3781            if (avatar != null) {
3782                if (!getFileBackend().save(avatar)) {
3783                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3784                    return;
3785                }
3786                avatar.owner = conversation.getJid().asBareJid();
3787                publishMucAvatar(conversation, avatar, callback);
3788            } else {
3789                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3790            }
3791        }).start();
3792    }
3793
3794    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3795        new Thread(() -> {
3796            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3797            final int size = Config.AVATAR_SIZE;
3798            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3799            if (avatar != null) {
3800                if (!getFileBackend().save(avatar)) {
3801                    Log.d(Config.LOGTAG, "unable to save vcard");
3802                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3803                    return;
3804                }
3805                publishAvatar(account, avatar, callback);
3806            } else {
3807                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3808            }
3809        }).start();
3810
3811    }
3812
3813    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3814        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3815        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3816            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3817            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3818                Element vcard = response.findChild("vCard", "vcard-temp");
3819                if (vcard == null) {
3820                    vcard = new Element("vCard", "vcard-temp");
3821                }
3822                Element photo = vcard.findChild("PHOTO");
3823                if (photo == null) {
3824                    photo = vcard.addChild("PHOTO");
3825                }
3826                photo.clearChildren();
3827                photo.addChild("TYPE").setContent(avatar.type);
3828                photo.addChild("BINVAL").setContent(avatar.image);
3829                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3830                publication.setTo(conversation.getJid().asBareJid());
3831                publication.addChild(vcard);
3832                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3833                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3834                        callback.onAvatarPublicationSucceeded();
3835                    } else {
3836                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3837                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3838                    }
3839                });
3840            } else {
3841                Log.d(Config.LOGTAG, "failed to request vcard " + response);
3842                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3843            }
3844        });
3845    }
3846
3847    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3848        final Bundle options;
3849        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3850            options = PublishOptions.openAccess();
3851        } else {
3852            options = null;
3853        }
3854        publishAvatar(account, avatar, options, true, callback);
3855    }
3856
3857    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3858        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3859        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3860        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3861
3862            @Override
3863            public void onIqPacketReceived(Account account, IqPacket result) {
3864                if (result.getType() == IqPacket.TYPE.RESULT) {
3865                    publishAvatarMetadata(account, avatar, options, true, callback);
3866                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3867                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
3868                        @Override
3869                        public void onPushSucceeded() {
3870                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3871                            publishAvatar(account, avatar, options, false, callback);
3872                        }
3873
3874                        @Override
3875                        public void onPushFailed() {
3876                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3877                            publishAvatar(account, avatar, null, false, callback);
3878                        }
3879                    });
3880                } else {
3881                    Element error = result.findChild("error");
3882                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3883                    if (callback != null) {
3884                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3885                    }
3886                }
3887            }
3888        });
3889    }
3890
3891    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3892        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3893        sendIqPacket(account, packet, new OnIqPacketReceived() {
3894            @Override
3895            public void onIqPacketReceived(Account account, IqPacket result) {
3896                if (result.getType() == IqPacket.TYPE.RESULT) {
3897                    if (account.setAvatar(avatar.getFilename())) {
3898                        getAvatarService().clear(account);
3899                        databaseBackend.updateAccount(account);
3900                        notifyAccountAvatarHasChanged(account);
3901                    }
3902                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3903                    if (callback != null) {
3904                        callback.onAvatarPublicationSucceeded();
3905                    }
3906                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3907                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
3908                        @Override
3909                        public void onPushSucceeded() {
3910                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3911                            publishAvatarMetadata(account, avatar, options, false, callback);
3912                        }
3913
3914                        @Override
3915                        public void onPushFailed() {
3916                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3917                            publishAvatarMetadata(account, avatar, null, false, callback);
3918                        }
3919                    });
3920                } else {
3921                    if (callback != null) {
3922                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3923                    }
3924                }
3925            }
3926        });
3927    }
3928
3929    public void republishAvatarIfNeeded(Account account) {
3930        if (account.getAxolotlService().isPepBroken()) {
3931            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3932            return;
3933        }
3934        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3935        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3936
3937            private Avatar parseAvatar(IqPacket packet) {
3938                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3939                if (pubsub != null) {
3940                    Element items = pubsub.findChild("items");
3941                    if (items != null) {
3942                        return Avatar.parseMetadata(items);
3943                    }
3944                }
3945                return null;
3946            }
3947
3948            private boolean errorIsItemNotFound(IqPacket packet) {
3949                Element error = packet.findChild("error");
3950                return packet.getType() == IqPacket.TYPE.ERROR
3951                        && error != null
3952                        && error.hasChild("item-not-found");
3953            }
3954
3955            @Override
3956            public void onIqPacketReceived(Account account, IqPacket packet) {
3957                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3958                    Avatar serverAvatar = parseAvatar(packet);
3959                    if (serverAvatar == null && account.getAvatar() != null) {
3960                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3961                        if (avatar != null) {
3962                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3963                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3964                        } else {
3965                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3966                        }
3967                    }
3968                }
3969            }
3970        });
3971    }
3972
3973    public void fetchAvatar(Account account, Avatar avatar) {
3974        fetchAvatar(account, avatar, null);
3975    }
3976
3977    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3978        final String KEY = generateFetchKey(account, avatar);
3979        synchronized (this.mInProgressAvatarFetches) {
3980            if (mInProgressAvatarFetches.add(KEY)) {
3981                switch (avatar.origin) {
3982                    case PEP:
3983                        this.mInProgressAvatarFetches.add(KEY);
3984                        fetchAvatarPep(account, avatar, callback);
3985                        break;
3986                    case VCARD:
3987                        this.mInProgressAvatarFetches.add(KEY);
3988                        fetchAvatarVcard(account, avatar, callback);
3989                        break;
3990                }
3991            } else if (avatar.origin == Avatar.Origin.PEP) {
3992                mOmittedPepAvatarFetches.add(KEY);
3993            } else {
3994                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3995            }
3996        }
3997    }
3998
3999    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4000        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
4001        sendIqPacket(account, packet, (a, result) -> {
4002            synchronized (mInProgressAvatarFetches) {
4003                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
4004            }
4005            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4006            if (result.getType() == IqPacket.TYPE.RESULT) {
4007                avatar.image = mIqParser.avatarData(result);
4008                if (avatar.image != null) {
4009                    if (getFileBackend().save(avatar)) {
4010                        if (a.getJid().asBareJid().equals(avatar.owner)) {
4011                            if (a.setAvatar(avatar.getFilename())) {
4012                                databaseBackend.updateAccount(a);
4013                            }
4014                            getAvatarService().clear(a);
4015                            updateConversationUi();
4016                            updateAccountUi();
4017                        } else {
4018                            final Contact contact = a.getRoster().getContact(avatar.owner);
4019                            contact.setAvatar(avatar);
4020                            syncRoster(account);
4021                            getAvatarService().clear(contact);
4022                            updateConversationUi();
4023                            updateRosterUi();
4024                        }
4025                        if (callback != null) {
4026                            callback.success(avatar);
4027                        }
4028                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4029                        return;
4030                    }
4031                } else {
4032
4033                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4034                }
4035            } else {
4036                Element error = result.findChild("error");
4037                if (error == null) {
4038                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4039                } else {
4040                    Log.d(Config.LOGTAG, ERROR + error.toString());
4041                }
4042            }
4043            if (callback != null) {
4044                callback.error(0, null);
4045            }
4046
4047        });
4048    }
4049
4050    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4051        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4052        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4053            @Override
4054            public void onIqPacketReceived(Account account, IqPacket packet) {
4055                final boolean previouslyOmittedPepFetch;
4056                synchronized (mInProgressAvatarFetches) {
4057                    final String KEY = generateFetchKey(account, avatar);
4058                    mInProgressAvatarFetches.remove(KEY);
4059                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4060                }
4061                if (packet.getType() == IqPacket.TYPE.RESULT) {
4062                    Element vCard = packet.findChild("vCard", "vcard-temp");
4063                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4064                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
4065                    if (image != null) {
4066                        avatar.image = image;
4067                        if (getFileBackend().save(avatar)) {
4068                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
4069                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4070                            if (avatar.owner.isBareJid()) {
4071                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4072                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4073                                    account.setAvatar(avatar.getFilename());
4074                                    databaseBackend.updateAccount(account);
4075                                    getAvatarService().clear(account);
4076                                    updateAccountUi();
4077                                } else {
4078                                    final Contact contact = account.getRoster().getContact(avatar.owner);
4079                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
4080                                    syncRoster(account);
4081                                    getAvatarService().clear(contact);
4082                                    updateRosterUi();
4083                                }
4084                                updateConversationUi();
4085                            } else {
4086                                Conversation conversation = find(account, avatar.owner.asBareJid());
4087                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4088                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4089                                    if (user != null) {
4090                                        if (user.setAvatar(avatar)) {
4091                                            getAvatarService().clear(user);
4092                                            updateConversationUi();
4093                                            updateMucRosterUi();
4094                                        }
4095                                        if (user.getRealJid() != null) {
4096                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4097                                            contact.setAvatar(avatar);
4098                                            syncRoster(account);
4099                                            getAvatarService().clear(contact);
4100                                            updateRosterUi();
4101                                        }
4102                                    }
4103                                }
4104                            }
4105                        }
4106                    }
4107                }
4108            }
4109        });
4110    }
4111
4112    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4113        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4114        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4115
4116            @Override
4117            public void onIqPacketReceived(Account account, IqPacket packet) {
4118                if (packet.getType() == IqPacket.TYPE.RESULT) {
4119                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4120                    if (pubsub != null) {
4121                        Element items = pubsub.findChild("items");
4122                        if (items != null) {
4123                            Avatar avatar = Avatar.parseMetadata(items);
4124                            if (avatar != null) {
4125                                avatar.owner = account.getJid().asBareJid();
4126                                if (fileBackend.isAvatarCached(avatar)) {
4127                                    if (account.setAvatar(avatar.getFilename())) {
4128                                        databaseBackend.updateAccount(account);
4129                                    }
4130                                    getAvatarService().clear(account);
4131                                    callback.success(avatar);
4132                                } else {
4133                                    fetchAvatarPep(account, avatar, callback);
4134                                }
4135                                return;
4136                            }
4137                        }
4138                    }
4139                }
4140                callback.error(0, null);
4141            }
4142        });
4143    }
4144
4145    public void notifyAccountAvatarHasChanged(final Account account) {
4146        final XmppConnection connection = account.getXmppConnection();
4147        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4148            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4149            for (Conversation conversation : conversations) {
4150                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4151                    final MucOptions mucOptions = conversation.getMucOptions();
4152                    if (mucOptions.online()) {
4153                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
4154                        packet.setTo(mucOptions.getSelf().getFullJid());
4155                        connection.sendPresencePacket(packet);
4156                    }
4157                }
4158            }
4159        }
4160    }
4161
4162    public void deleteContactOnServer(Contact contact) {
4163        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4164        contact.resetOption(Contact.Options.DIRTY_PUSH);
4165        contact.setOption(Contact.Options.DIRTY_DELETE);
4166        Account account = contact.getAccount();
4167        if (account.getStatus() == Account.State.ONLINE) {
4168            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4169            Element item = iq.query(Namespace.ROSTER).addChild("item");
4170            item.setAttribute("jid", contact.getJid());
4171            item.setAttribute("subscription", "remove");
4172            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4173        }
4174    }
4175
4176    public void updateConversation(final Conversation conversation) {
4177        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4178    }
4179
4180    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4181        synchronized (account) {
4182            final XmppConnection existingConnection = account.getXmppConnection();
4183            final XmppConnection connection;
4184            if (existingConnection != null) {
4185                connection = existingConnection;
4186            } else if (account.isConnectionEnabled()) {
4187                connection = createConnection(account);
4188                account.setXmppConnection(connection);
4189            } else {
4190                return;
4191            }
4192            final boolean hasInternet = hasInternetConnection();
4193            if (account.isConnectionEnabled() && hasInternet) {
4194                if (!force) {
4195                    disconnect(account, false);
4196                }
4197                Thread thread = new Thread(connection);
4198                connection.setInteractive(interactive);
4199                connection.prepareNewConnection();
4200                connection.interrupt();
4201                thread.start();
4202                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4203            } else {
4204                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4205                account.getRoster().clearPresences();
4206                connection.resetEverything();
4207                final AxolotlService axolotlService = account.getAxolotlService();
4208                if (axolotlService != null) {
4209                    axolotlService.resetBrokenness();
4210                }
4211                if (!hasInternet) {
4212                    account.setStatus(Account.State.NO_INTERNET);
4213                }
4214            }
4215        }
4216    }
4217
4218    public void reconnectAccountInBackground(final Account account) {
4219        new Thread(() -> reconnectAccount(account, false, true)).start();
4220    }
4221
4222    public void invite(final Conversation conversation, final Jid contact) {
4223        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4224        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4225        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4226            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4227        }
4228        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4229        sendMessagePacket(conversation.getAccount(), packet);
4230    }
4231
4232    public void directInvite(Conversation conversation, Jid jid) {
4233        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4234        sendMessagePacket(conversation.getAccount(), packet);
4235    }
4236
4237    public void resetSendingToWaiting(Account account) {
4238        for (Conversation conversation : getConversations()) {
4239            if (conversation.getAccount() == account) {
4240                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4241            }
4242        }
4243    }
4244
4245    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4246        return markMessage(account, recipient, uuid, status, null);
4247    }
4248
4249    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4250        if (uuid == null) {
4251            return null;
4252        }
4253        for (Conversation conversation : getConversations()) {
4254            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4255                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4256                if (message != null) {
4257                    markMessage(message, status, errorMessage);
4258                }
4259                return message;
4260            }
4261        }
4262        return null;
4263    }
4264
4265    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4266        return markMessage(conversation, uuid, status, serverMessageId, null);
4267    }
4268
4269    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4270        if (uuid == null) {
4271            return false;
4272        } else {
4273            final Message message = conversation.findSentMessageWithUuid(uuid);
4274            if (message != null) {
4275                if (message.getServerMsgId() == null) {
4276                    message.setServerMsgId(serverMessageId);
4277                }
4278                if (message.getEncryption() == Message.ENCRYPTION_NONE
4279                        && message.isTypeText()
4280                        && isBodyModified(message, body)) {
4281                    message.setBody(body.content);
4282                    if (body.count > 1) {
4283                        message.setBodyLanguage(body.language);
4284                    }
4285                    markMessage(message, status, null, true);
4286                } else {
4287                    markMessage(message, status);
4288                }
4289                return true;
4290            } else {
4291                return false;
4292            }
4293        }
4294    }
4295
4296    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4297        if (body == null || body.content == null) {
4298            return false;
4299        }
4300        return !body.content.equals(message.getBody());
4301    }
4302
4303    public void markMessage(Message message, int status) {
4304        markMessage(message, status, null);
4305    }
4306
4307
4308    public void markMessage(final Message message, final int status, final String errorMessage) {
4309        markMessage(message, status, errorMessage, false);
4310    }
4311
4312    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4313        final int oldStatus = message.getStatus();
4314        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4315            return;
4316        }
4317        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4318            return;
4319        }
4320        message.setErrorMessage(errorMessage);
4321        message.setStatus(status);
4322        databaseBackend.updateMessage(message, includeBody);
4323        updateConversationUi();
4324        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4325            mNotificationService.pushFailedDelivery(message);
4326        }
4327    }
4328
4329    private SharedPreferences getPreferences() {
4330        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4331    }
4332
4333    public long getAutomaticMessageDeletionDate() {
4334        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4335        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4336    }
4337
4338    public long getLongPreference(String name, @IntegerRes int res) {
4339        long defaultValue = getResources().getInteger(res);
4340        try {
4341            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4342        } catch (NumberFormatException e) {
4343            return defaultValue;
4344        }
4345    }
4346
4347    public boolean getBooleanPreference(String name, @BoolRes int res) {
4348        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4349    }
4350
4351    public boolean confirmMessages() {
4352        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4353    }
4354
4355    public boolean allowMessageCorrection() {
4356        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4357    }
4358
4359    public boolean sendChatStates() {
4360        return getBooleanPreference("chat_states", R.bool.chat_states);
4361    }
4362
4363    private boolean synchronizeWithBookmarks() {
4364        return getBooleanPreference("autojoin", R.bool.autojoin);
4365    }
4366
4367    public boolean useTorToConnect() {
4368        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
4369    }
4370
4371    public boolean showExtendedConnectionOptions() {
4372        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4373    }
4374
4375    public boolean broadcastLastActivity() {
4376        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4377    }
4378
4379    public int unreadCount() {
4380        int count = 0;
4381        for (Conversation conversation : getConversations()) {
4382            count += conversation.unreadCount();
4383        }
4384        return count;
4385    }
4386
4387
4388    private <T> List<T> threadSafeList(Set<T> set) {
4389        synchronized (LISTENER_LOCK) {
4390            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4391        }
4392    }
4393
4394    public void showErrorToastInUi(int resId) {
4395        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4396            listener.onShowErrorToast(resId);
4397        }
4398    }
4399
4400    public void updateConversationUi() {
4401        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4402            listener.onConversationUpdate();
4403        }
4404    }
4405
4406    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4407        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4408            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4409        }
4410    }
4411
4412    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4413        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4414            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4415        }
4416    }
4417
4418    public void updateAccountUi() {
4419        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4420            listener.onAccountUpdate();
4421        }
4422    }
4423
4424    public void updateRosterUi() {
4425        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4426            listener.onRosterUpdate();
4427        }
4428    }
4429
4430    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4431        if (mOnCaptchaRequested.size() > 0) {
4432            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4433            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4434                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4435            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4436                listener.onCaptchaRequested(account, id, data, scaled);
4437            }
4438            return true;
4439        }
4440        return false;
4441    }
4442
4443    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4444        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4445            listener.OnUpdateBlocklist(status);
4446        }
4447    }
4448
4449    public void updateMucRosterUi() {
4450        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4451            listener.onMucRosterUpdate();
4452        }
4453    }
4454
4455    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4456        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4457            listener.onKeyStatusUpdated(report);
4458        }
4459    }
4460
4461    public Account findAccountByJid(final Jid jid) {
4462        for (final Account account : this.accounts) {
4463            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4464                return account;
4465            }
4466        }
4467        return null;
4468    }
4469
4470    public Account findAccountByUuid(final String uuid) {
4471        for (Account account : this.accounts) {
4472            if (account.getUuid().equals(uuid)) {
4473                return account;
4474            }
4475        }
4476        return null;
4477    }
4478
4479    public Conversation findConversationByUuid(String uuid) {
4480        for (Conversation conversation : getConversations()) {
4481            if (conversation.getUuid().equals(uuid)) {
4482                return conversation;
4483            }
4484        }
4485        return null;
4486    }
4487
4488    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4489        List<Conversation> findings = new ArrayList<>();
4490        for (Conversation c : getConversations()) {
4491            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4492                findings.add(c);
4493            }
4494        }
4495        return findings.size() == 1 ? findings.get(0) : null;
4496    }
4497
4498    public boolean markRead(final Conversation conversation, boolean dismiss) {
4499        return markRead(conversation, null, dismiss).size() > 0;
4500    }
4501
4502    public void markRead(final Conversation conversation) {
4503        markRead(conversation, null, true);
4504    }
4505
4506    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4507        if (dismiss) {
4508            mNotificationService.clear(conversation);
4509        }
4510        final List<Message> readMessages = conversation.markRead(upToUuid);
4511        if (readMessages.size() > 0) {
4512            Runnable runnable = () -> {
4513                for (Message message : readMessages) {
4514                    databaseBackend.updateMessage(message, false);
4515                }
4516            };
4517            mDatabaseWriterExecutor.execute(runnable);
4518            updateConversationUi();
4519            updateUnreadCountBadge();
4520            return readMessages;
4521        } else {
4522            return readMessages;
4523        }
4524    }
4525
4526    public synchronized void updateUnreadCountBadge() {
4527        int count = unreadCount();
4528        if (unreadCount != count) {
4529            Log.d(Config.LOGTAG, "update unread count to " + count);
4530            if (count > 0) {
4531                ShortcutBadger.applyCount(getApplicationContext(), count);
4532            } else {
4533                ShortcutBadger.removeCount(getApplicationContext());
4534            }
4535            unreadCount = count;
4536        }
4537    }
4538
4539    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4540        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4541        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4542        if (readMessages.size() > 0) {
4543            updateConversationUi();
4544        }
4545        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4546        if (confirmMessages()
4547                && markable != null
4548                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4549                && markable.getRemoteMsgId() != null) {
4550            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4551            final Account account = conversation.getAccount();
4552            final MessagePacket packet = mMessageGenerator.confirm(markable);
4553            this.sendMessagePacket(account, packet);
4554        }
4555    }
4556
4557    public MemorizingTrustManager getMemorizingTrustManager() {
4558        return this.mMemorizingTrustManager;
4559    }
4560
4561    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4562        this.mMemorizingTrustManager = trustManager;
4563    }
4564
4565    public void updateMemorizingTrustmanager() {
4566        final MemorizingTrustManager tm;
4567        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4568        if (dontTrustSystemCAs) {
4569            tm = new MemorizingTrustManager(getApplicationContext(), null);
4570        } else {
4571            tm = new MemorizingTrustManager(getApplicationContext());
4572        }
4573        setMemorizingTrustManager(tm);
4574    }
4575
4576    public LruCache<String, Bitmap> getBitmapCache() {
4577        return this.mBitmapCache;
4578    }
4579
4580    public Collection<String> getKnownHosts() {
4581        final Set<String> hosts = new HashSet<>();
4582        for (final Account account : getAccounts()) {
4583            hosts.add(account.getServer());
4584            for (final Contact contact : account.getRoster().getContacts()) {
4585                if (contact.showInRoster()) {
4586                    final String server = contact.getServer();
4587                    if (server != null) {
4588                        hosts.add(server);
4589                    }
4590                }
4591            }
4592        }
4593        if (Config.QUICKSY_DOMAIN != null) {
4594            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4595        }
4596        if (Config.DOMAIN_LOCK != null) {
4597            hosts.add(Config.DOMAIN_LOCK);
4598        }
4599        if (Config.MAGIC_CREATE_DOMAIN != null) {
4600            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4601        }
4602        return hosts;
4603    }
4604
4605    public Collection<String> getKnownConferenceHosts() {
4606        final Set<String> mucServers = new HashSet<>();
4607        for (final Account account : accounts) {
4608            if (account.getXmppConnection() != null) {
4609                mucServers.addAll(account.getXmppConnection().getMucServers());
4610                for (final Bookmark bookmark : account.getBookmarks()) {
4611                    final Jid jid = bookmark.getJid();
4612                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4613                    if (s != null) {
4614                        mucServers.add(s);
4615                    }
4616                }
4617            }
4618        }
4619        return mucServers;
4620    }
4621
4622    public void sendMessagePacket(Account account, MessagePacket packet) {
4623        final XmppConnection connection = account.getXmppConnection();
4624        if (connection != null) {
4625            connection.sendMessagePacket(packet);
4626        }
4627    }
4628
4629    public void sendPresencePacket(Account account, PresencePacket packet) {
4630        XmppConnection connection = account.getXmppConnection();
4631        if (connection != null) {
4632            connection.sendPresencePacket(packet);
4633        }
4634    }
4635
4636    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4637        final XmppConnection connection = account.getXmppConnection();
4638        if (connection != null) {
4639            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4640            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4641        }
4642    }
4643
4644    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4645        final XmppConnection connection = account.getXmppConnection();
4646        if (connection != null) {
4647            connection.sendIqPacket(packet, callback);
4648        } else if (callback != null) {
4649            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4650        }
4651    }
4652
4653    public void sendPresence(final Account account) {
4654        sendPresence(account, checkListeners() && broadcastLastActivity());
4655    }
4656
4657    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4658        final Presence.Status status;
4659        if (manuallyChangePresence()) {
4660            status = account.getPresenceStatus();
4661        } else {
4662            status = getTargetPresence();
4663        }
4664        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4665        if (mLastActivity > 0 && includeIdleTimestamp) {
4666            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4667            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4668        }
4669        sendPresencePacket(account, packet);
4670    }
4671
4672    private void deactivateGracePeriod() {
4673        for (Account account : getAccounts()) {
4674            account.deactivateGracePeriod();
4675        }
4676    }
4677
4678    public void refreshAllPresences() {
4679        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4680        for (Account account : getAccounts()) {
4681            if (account.isConnectionEnabled()) {
4682                sendPresence(account, includeIdleTimestamp);
4683            }
4684        }
4685    }
4686
4687    private void refreshAllFcmTokens() {
4688        for (Account account : getAccounts()) {
4689            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4690                mPushManagementService.registerPushTokenOnServer(account);
4691            }
4692        }
4693    }
4694
4695
4696
4697    private void sendOfflinePresence(final Account account) {
4698        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4699        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4700    }
4701
4702    public MessageGenerator getMessageGenerator() {
4703        return this.mMessageGenerator;
4704    }
4705
4706    public PresenceGenerator getPresenceGenerator() {
4707        return this.mPresenceGenerator;
4708    }
4709
4710    public IqGenerator getIqGenerator() {
4711        return this.mIqGenerator;
4712    }
4713
4714    public IqParser getIqParser() {
4715        return this.mIqParser;
4716    }
4717
4718    public JingleConnectionManager getJingleConnectionManager() {
4719        return this.mJingleConnectionManager;
4720    }
4721
4722    private boolean hasJingleRtpConnection(final Account account) {
4723        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
4724    }
4725
4726    public MessageArchiveService getMessageArchiveService() {
4727        return this.mMessageArchiveService;
4728    }
4729
4730    public QuickConversationsService getQuickConversationsService() {
4731        return this.mQuickConversationsService;
4732    }
4733
4734    public List<Contact> findContacts(Jid jid, String accountJid) {
4735        ArrayList<Contact> contacts = new ArrayList<>();
4736        for (Account account : getAccounts()) {
4737            if ((account.isEnabled() || accountJid != null)
4738                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4739                Contact contact = account.getRoster().getContactFromContactList(jid);
4740                if (contact != null) {
4741                    contacts.add(contact);
4742                }
4743            }
4744        }
4745        return contacts;
4746    }
4747
4748    public Conversation findFirstMuc(Jid jid) {
4749        for (Conversation conversation : getConversations()) {
4750            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4751                return conversation;
4752            }
4753        }
4754        return null;
4755    }
4756
4757    public NotificationService getNotificationService() {
4758        return this.mNotificationService;
4759    }
4760
4761    public HttpConnectionManager getHttpConnectionManager() {
4762        return this.mHttpConnectionManager;
4763    }
4764
4765    public void resendFailedMessages(final Message message) {
4766        final Collection<Message> messages = new ArrayList<>();
4767        Message current = message;
4768        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4769            messages.add(current);
4770            if (current.mergeable(current.next())) {
4771                current = current.next();
4772            } else {
4773                break;
4774            }
4775        }
4776        for (final Message msg : messages) {
4777            msg.setTime(System.currentTimeMillis());
4778            markMessage(msg, Message.STATUS_WAITING);
4779            this.resendMessage(msg, false);
4780        }
4781        if (message.getConversation() instanceof Conversation) {
4782            ((Conversation) message.getConversation()).sort();
4783        }
4784        updateConversationUi();
4785    }
4786
4787    public void clearConversationHistory(final Conversation conversation) {
4788        final long clearDate;
4789        final String reference;
4790        if (conversation.countMessages() > 0) {
4791            Message latestMessage = conversation.getLatestMessage();
4792            clearDate = latestMessage.getTimeSent() + 1000;
4793            reference = latestMessage.getServerMsgId();
4794        } else {
4795            clearDate = System.currentTimeMillis();
4796            reference = null;
4797        }
4798        conversation.clearMessages();
4799        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4800        conversation.setLastClearHistory(clearDate, reference);
4801        Runnable runnable = () -> {
4802            databaseBackend.deleteMessagesInConversation(conversation);
4803            databaseBackend.updateConversation(conversation);
4804        };
4805        mDatabaseWriterExecutor.execute(runnable);
4806    }
4807
4808    public boolean sendBlockRequest(final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
4809        if (blockable != null && blockable.getBlockedJid() != null) {
4810            final Jid jid = blockable.getBlockedJid();
4811            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId), (a, response) -> {
4812                if (response.getType() == IqPacket.TYPE.RESULT) {
4813                    a.getBlocklist().add(jid);
4814                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4815                }
4816            });
4817            if (blockable.getBlockedJid().isFullJid()) {
4818                return false;
4819            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4820                updateConversationUi();
4821                return true;
4822            } else {
4823                return false;
4824            }
4825        } else {
4826            return false;
4827        }
4828    }
4829
4830    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4831        boolean removed = false;
4832        synchronized (this.conversations) {
4833            boolean domainJid = blockedJid.getLocal() == null;
4834            for (Conversation conversation : this.conversations) {
4835                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4836                        || blockedJid.equals(conversation.getJid().asBareJid());
4837                if (conversation.getAccount() == account
4838                        && conversation.getMode() == Conversation.MODE_SINGLE
4839                        && jidMatches) {
4840                    this.conversations.remove(conversation);
4841                    markRead(conversation);
4842                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4843                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4844                    updateConversation(conversation);
4845                    removed = true;
4846                }
4847            }
4848        }
4849        return removed;
4850    }
4851
4852    public void sendUnblockRequest(final Blockable blockable) {
4853        if (blockable != null && blockable.getJid() != null) {
4854            final Jid jid = blockable.getBlockedJid();
4855            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4856                @Override
4857                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4858                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4859                        account.getBlocklist().remove(jid);
4860                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4861                    }
4862                }
4863            });
4864        }
4865    }
4866
4867    public void publishDisplayName(Account account) {
4868        String displayName = account.getDisplayName();
4869        final IqPacket request;
4870        if (TextUtils.isEmpty(displayName)) {
4871            request = mIqGenerator.deleteNode(Namespace.NICK);
4872        } else {
4873            request = mIqGenerator.publishNick(displayName);
4874        }
4875        mAvatarService.clear(account);
4876        sendIqPacket(account, request, (account1, packet) -> {
4877            if (packet.getType() == IqPacket.TYPE.ERROR) {
4878                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet);
4879            }
4880        });
4881    }
4882
4883    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4884        ServiceDiscoveryResult result = discoCache.get(key);
4885        if (result != null) {
4886            return result;
4887        } else {
4888            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4889            if (result != null) {
4890                discoCache.put(key, result);
4891            }
4892            return result;
4893        }
4894    }
4895
4896    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4897        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4898        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4899        if (disco != null) {
4900            presence.setServiceDiscoveryResult(disco);
4901            final Contact contact = account.getRoster().getContact(jid);
4902            if (contact.refreshRtpCapability()) {
4903                syncRoster(account);
4904            }
4905        } else {
4906            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4907            request.setTo(jid);
4908            final String node = presence.getNode();
4909            final String ver = presence.getVer();
4910            final Element query = request.query(Namespace.DISCO_INFO);
4911            if (node != null && ver != null) {
4912                query.setAttribute("node", node + "#" + ver);
4913            }
4914            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4915            sendIqPacket(account, request, (a, response) -> {
4916                if (response.getType() == IqPacket.TYPE.RESULT) {
4917                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4918                    if (presence.getVer().equals(discoveryResult.getVer())) {
4919                        databaseBackend.insertDiscoveryResult(discoveryResult);
4920                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4921                    } else {
4922                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4923                    }
4924                } else {
4925                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4926                }
4927            });
4928        }
4929    }
4930
4931    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4932        boolean rosterNeedsSync = false;
4933        for (final Contact contact : roster.getContacts()) {
4934            boolean serviceDiscoverySet = false;
4935            for (final Presence presence : contact.getPresences().getPresences()) {
4936                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4937                    presence.setServiceDiscoveryResult(disco);
4938                    serviceDiscoverySet = true;
4939                }
4940            }
4941            if (serviceDiscoverySet) {
4942                rosterNeedsSync |= contact.refreshRtpCapability();
4943            }
4944        }
4945        if (rosterNeedsSync) {
4946            syncRoster(roster.getAccount());
4947        }
4948    }
4949
4950    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4951        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4952        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4953        request.addChild("prefs", version.namespace);
4954        sendIqPacket(account, request, (account1, packet) -> {
4955            Element prefs = packet.findChild("prefs", version.namespace);
4956            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4957                callback.onPreferencesFetched(prefs);
4958            } else {
4959                callback.onPreferencesFetchFailed();
4960            }
4961        });
4962    }
4963
4964    public PushManagementService getPushManagementService() {
4965        return mPushManagementService;
4966    }
4967
4968    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4969        if (!template.getStatusMessage().isEmpty()) {
4970            databaseBackend.insertPresenceTemplate(template);
4971        }
4972        account.setPgpSignature(signature);
4973        account.setPresenceStatus(template.getStatus());
4974        account.setPresenceStatusMessage(template.getStatusMessage());
4975        databaseBackend.updateAccount(account);
4976        sendPresence(account);
4977    }
4978
4979    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4980        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4981        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4982            if (!templates.contains(template)) {
4983                templates.add(0, template);
4984            }
4985        }
4986        return templates;
4987    }
4988
4989    public void saveConversationAsBookmark(Conversation conversation, String name) {
4990        final Account account = conversation.getAccount();
4991        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4992        final String nick = conversation.getJid().getResource();
4993        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4994            bookmark.setNick(nick);
4995        }
4996        if (!TextUtils.isEmpty(name)) {
4997            bookmark.setBookmarkName(name);
4998        }
4999        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
5000        createBookmark(account, bookmark);
5001        bookmark.setConversation(conversation);
5002    }
5003
5004    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5005        boolean performedVerification = false;
5006        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5007        for (XmppUri.Fingerprint fp : fingerprints) {
5008            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5009                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5010                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5011                if (fingerprintStatus != null) {
5012                    if (!fingerprintStatus.isVerified()) {
5013                        performedVerification = true;
5014                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5015                    }
5016                } else {
5017                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5018                }
5019            }
5020        }
5021        return performedVerification;
5022    }
5023
5024    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5025        final AxolotlService axolotlService = account.getAxolotlService();
5026        boolean verifiedSomething = false;
5027        for (XmppUri.Fingerprint fp : fingerprints) {
5028            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5029                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5030                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5031                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5032                if (fingerprintStatus != null) {
5033                    if (!fingerprintStatus.isVerified()) {
5034                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5035                        verifiedSomething = true;
5036                    }
5037                } else {
5038                    axolotlService.preVerifyFingerprint(account, fingerprint);
5039                    verifiedSomething = true;
5040                }
5041            }
5042        }
5043        return verifiedSomething;
5044    }
5045
5046    public boolean blindTrustBeforeVerification() {
5047        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5048    }
5049
5050    public ShortcutService getShortcutService() {
5051        return mShortcutService;
5052    }
5053
5054    public void pushMamPreferences(Account account, Element prefs) {
5055        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
5056        set.addChild(prefs);
5057        sendIqPacket(account, set, null);
5058    }
5059
5060    public void evictPreview(String uuid) {
5061        if (mBitmapCache.remove(uuid) != null) {
5062            Log.d(Config.LOGTAG, "deleted cached preview");
5063        }
5064    }
5065
5066    public interface OnMamPreferencesFetched {
5067        void onPreferencesFetched(Element prefs);
5068
5069        void onPreferencesFetchFailed();
5070    }
5071
5072    public interface OnAccountCreated {
5073        void onAccountCreated(Account account);
5074
5075        void informUser(int r);
5076    }
5077
5078    public interface OnMoreMessagesLoaded {
5079        void onMoreMessagesLoaded(int count, Conversation conversation);
5080
5081        void informUser(int r);
5082    }
5083
5084    public interface OnAccountPasswordChanged {
5085        void onPasswordChangeSucceeded();
5086
5087        void onPasswordChangeFailed();
5088    }
5089
5090    public interface OnRoomDestroy {
5091        void onRoomDestroySucceeded();
5092
5093        void onRoomDestroyFailed();
5094    }
5095
5096    public interface OnAffiliationChanged {
5097        void onAffiliationChangedSuccessful(Jid jid);
5098
5099        void onAffiliationChangeFailed(Jid jid, int resId);
5100    }
5101
5102    public interface OnConversationUpdate {
5103        void onConversationUpdate();
5104    }
5105
5106    public interface OnJingleRtpConnectionUpdate {
5107        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5108
5109        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
5110    }
5111
5112    public interface OnAccountUpdate {
5113        void onAccountUpdate();
5114    }
5115
5116    public interface OnCaptchaRequested {
5117        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5118    }
5119
5120    public interface OnRosterUpdate {
5121        void onRosterUpdate();
5122    }
5123
5124    public interface OnMucRosterUpdate {
5125        void onMucRosterUpdate();
5126    }
5127
5128    public interface OnConferenceConfigurationFetched {
5129        void onConferenceConfigurationFetched(Conversation conversation);
5130
5131        void onFetchFailed(Conversation conversation, String errorCondition);
5132    }
5133
5134    public interface OnConferenceJoined {
5135        void onConferenceJoined(Conversation conversation);
5136    }
5137
5138    public interface OnConfigurationPushed {
5139        void onPushSucceeded();
5140
5141        void onPushFailed();
5142    }
5143
5144    public interface OnShowErrorToast {
5145        void onShowErrorToast(int resId);
5146    }
5147
5148    public class XmppConnectionBinder extends Binder {
5149        public XmppConnectionService getService() {
5150            return XmppConnectionService.this;
5151        }
5152    }
5153
5154    private class InternalEventReceiver extends BroadcastReceiver {
5155
5156        @Override
5157        public void onReceive(final Context context, final Intent intent) {
5158            onStartCommand(intent, 0, 0);
5159        }
5160    }
5161
5162    private class RestrictedEventReceiver extends BroadcastReceiver {
5163
5164        private final Collection<String> allowedActions;
5165
5166        private RestrictedEventReceiver(final Collection<String> allowedActions) {
5167            this.allowedActions = allowedActions;
5168        }
5169
5170        @Override
5171        public void onReceive(final Context context, final Intent intent) {
5172            final String action = intent == null ? null : intent.getAction();
5173            if (allowedActions.contains(action)) {
5174                onStartCommand(intent,0,0);
5175            } else {
5176                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
5177            }
5178        }
5179    }
5180
5181    public static class OngoingCall {
5182        public final AbstractJingleConnection.Id id;
5183        public final Set<Media> media;
5184        public final boolean reconnecting;
5185
5186        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5187            this.id = id;
5188            this.media = media;
5189            this.reconnecting = reconnecting;
5190        }
5191
5192        @Override
5193        public boolean equals(Object o) {
5194            if (this == o) return true;
5195            if (o == null || getClass() != o.getClass()) return false;
5196            OngoingCall that = (OngoingCall) o;
5197            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5198        }
5199
5200        @Override
5201        public int hashCode() {
5202            return Objects.hashCode(id, media, reconnecting);
5203        }
5204    }
5205
5206    public static void toggleForegroundService(final XmppConnectionService service) {
5207        if (service == null) {
5208            return;
5209        }
5210        service.toggleForegroundService();
5211    }
5212
5213    public static void toggleForegroundService(final ConversationsActivity activity) {
5214        if (activity == null) {
5215            return;
5216        }
5217        toggleForegroundService(activity.xmppConnectionService);
5218    }
5219}