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.database.ContentObserver;
  23import android.graphics.Bitmap;
  24import android.graphics.drawable.BitmapDrawable;
  25import android.graphics.drawable.Drawable;
  26import android.media.AudioManager;
  27import android.net.ConnectivityManager;
  28import android.net.Network;
  29import android.net.NetworkCapabilities;
  30import android.net.NetworkInfo;
  31import android.net.Uri;
  32import android.os.Binder;
  33import android.os.Build;
  34import android.os.Bundle;
  35import android.os.Environment;
  36import android.os.IBinder;
  37import android.os.Messenger;
  38import android.os.PowerManager;
  39import android.os.PowerManager.WakeLock;
  40import android.os.SystemClock;
  41import android.preference.PreferenceManager;
  42import android.provider.ContactsContract;
  43import android.security.KeyChain;
  44import android.telephony.PhoneStateListener;
  45import android.telephony.TelephonyManager;
  46import android.text.TextUtils;
  47import android.util.DisplayMetrics;
  48import android.util.Log;
  49import android.util.LruCache;
  50import android.util.Pair;
  51
  52import androidx.annotation.BoolRes;
  53import androidx.annotation.IntegerRes;
  54import androidx.annotation.NonNull;
  55import androidx.core.app.RemoteInput;
  56import androidx.core.content.ContextCompat;
  57import androidx.core.util.Consumer;
  58
  59import com.cheogram.android.WebxdcUpdate;
  60
  61import com.google.common.base.Objects;
  62import com.google.common.base.Optional;
  63import com.google.common.base.Strings;
  64
  65import org.conscrypt.Conscrypt;
  66import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  67import org.openintents.openpgp.IOpenPgpService2;
  68import org.openintents.openpgp.util.OpenPgpApi;
  69import org.openintents.openpgp.util.OpenPgpServiceConnection;
  70
  71import java.io.File;
  72import java.io.FileInputStream;
  73import java.io.IOException;
  74import java.security.Security;
  75import java.security.cert.CertificateException;
  76import java.security.cert.X509Certificate;
  77import java.util.ArrayList;
  78import java.util.Arrays;
  79import java.util.Collection;
  80import java.util.Collections;
  81import java.util.HashSet;
  82import java.util.Hashtable;
  83import java.util.Iterator;
  84import java.util.List;
  85import java.util.ListIterator;
  86import java.util.Map;
  87import java.util.Set;
  88import java.util.WeakHashMap;
  89import java.util.concurrent.CopyOnWriteArrayList;
  90import java.util.concurrent.CountDownLatch;
  91import java.util.concurrent.Executor;
  92import java.util.concurrent.Executors;
  93import java.util.concurrent.atomic.AtomicBoolean;
  94import java.util.concurrent.atomic.AtomicLong;
  95import java.util.concurrent.atomic.AtomicReference;
  96
  97import io.ipfs.cid.Cid;
  98
  99import eu.siacs.conversations.Config;
 100import eu.siacs.conversations.R;
 101import eu.siacs.conversations.android.JabberIdContact;
 102import eu.siacs.conversations.crypto.OmemoSetting;
 103import eu.siacs.conversations.crypto.PgpDecryptionService;
 104import eu.siacs.conversations.crypto.PgpEngine;
 105import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 106import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 107import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 108import eu.siacs.conversations.entities.Account;
 109import eu.siacs.conversations.entities.Blockable;
 110import eu.siacs.conversations.entities.Bookmark;
 111import eu.siacs.conversations.entities.Contact;
 112import eu.siacs.conversations.entities.Conversation;
 113import eu.siacs.conversations.entities.Conversational;
 114import eu.siacs.conversations.entities.DownloadableFile;
 115import eu.siacs.conversations.entities.Message;
 116import eu.siacs.conversations.entities.MucOptions;
 117import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 118import eu.siacs.conversations.entities.Presence;
 119import eu.siacs.conversations.entities.PresenceTemplate;
 120import eu.siacs.conversations.entities.Roster;
 121import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 122import eu.siacs.conversations.generator.AbstractGenerator;
 123import eu.siacs.conversations.generator.IqGenerator;
 124import eu.siacs.conversations.generator.MessageGenerator;
 125import eu.siacs.conversations.generator.PresenceGenerator;
 126import eu.siacs.conversations.http.HttpConnectionManager;
 127import eu.siacs.conversations.parser.AbstractParser;
 128import eu.siacs.conversations.parser.IqParser;
 129import eu.siacs.conversations.parser.MessageParser;
 130import eu.siacs.conversations.parser.PresenceParser;
 131import eu.siacs.conversations.persistance.DatabaseBackend;
 132import eu.siacs.conversations.persistance.FileBackend;
 133import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 134import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 135import eu.siacs.conversations.ui.RtpSessionActivity;
 136import eu.siacs.conversations.ui.SettingsActivity;
 137import eu.siacs.conversations.ui.UiCallback;
 138import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 139import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 140import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 141import eu.siacs.conversations.utils.Compatibility;
 142import eu.siacs.conversations.utils.ConversationsFileObserver;
 143import eu.siacs.conversations.utils.CryptoHelper;
 144import eu.siacs.conversations.utils.Emoticons;
 145import eu.siacs.conversations.utils.EasyOnboardingInvite;
 146import eu.siacs.conversations.utils.ExceptionHelper;
 147import eu.siacs.conversations.utils.MimeUtils;
 148import eu.siacs.conversations.utils.PhoneHelper;
 149import eu.siacs.conversations.utils.QuickLoader;
 150import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 151import eu.siacs.conversations.utils.ReplacingTaskManager;
 152import eu.siacs.conversations.utils.Resolver;
 153import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 154import eu.siacs.conversations.utils.StringUtils;
 155import eu.siacs.conversations.utils.TorServiceUtils;
 156import eu.siacs.conversations.utils.ThemeHelper;
 157import eu.siacs.conversations.utils.WakeLockHelper;
 158import eu.siacs.conversations.utils.XmppUri;
 159import eu.siacs.conversations.xml.Element;
 160import eu.siacs.conversations.xml.LocalizedContent;
 161import eu.siacs.conversations.xml.Namespace;
 162import eu.siacs.conversations.xmpp.Jid;
 163import eu.siacs.conversations.xmpp.OnBindListener;
 164import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 165import eu.siacs.conversations.xmpp.OnGatewayResult;
 166import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 167import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 168import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 169import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 170import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 171import eu.siacs.conversations.xmpp.OnStatusChanged;
 172import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 173import eu.siacs.conversations.xmpp.XmppConnection;
 174import eu.siacs.conversations.xmpp.chatstate.ChatState;
 175import eu.siacs.conversations.xmpp.forms.Data;
 176import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 177import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 178import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 179import eu.siacs.conversations.xmpp.jingle.Media;
 180import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 181import eu.siacs.conversations.xmpp.mam.MamReference;
 182import eu.siacs.conversations.xmpp.pep.Avatar;
 183import eu.siacs.conversations.xmpp.pep.PublishOptions;
 184import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 185import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 186import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 187import me.leolin.shortcutbadger.ShortcutBadger;
 188
 189public class XmppConnectionService extends Service {
 190
 191    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 192    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 193    public static final String ACTION_SNOOZE = "snooze";
 194    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 195    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 196    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 197    public static final String ACTION_TRY_AGAIN = "try_again";
 198    public static final String ACTION_IDLE_PING = "idle_ping";
 199    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 200    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 201    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 202    public static final String ACTION_END_CALL = "end_call";
 203    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 204    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 205    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 206
 207    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 208
 209    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 210    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 211    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 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 long mLastMucPing = 0;
 236    private final FileBackend fileBackend = new FileBackend(this);
 237    private MemorizingTrustManager mMemorizingTrustManager;
 238    private final NotificationService mNotificationService = new NotificationService(this);
 239    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 240    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 241    private final ShortcutService mShortcutService = new ShortcutService(this);
 242    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 243    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 244    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 245    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 246    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 247    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 248    private final IqParser mIqParser = new IqParser(this);
 249    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 250    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 251        Conversation conversation = find(getConversations(), contact);
 252        if (conversation != null) {
 253            if (online) {
 254                if (contact.getPresences().size() == 1) {
 255                    sendUnsentMessages(conversation);
 256                }
 257            }
 258        }
 259    };
 260    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 261    private List<Account> accounts;
 262    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 263    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 264    private final AvatarService mAvatarService = new AvatarService(this);
 265    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 266    private final PushManagementService mPushManagementService = new PushManagementService(this);
 267    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 268    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 269            Environment.getExternalStorageDirectory().getAbsolutePath()
 270    ) {
 271        @Override
 272        public void onEvent(final int event, final File file) {
 273            markFileDeleted(file);
 274        }
 275    };
 276    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 277
 278        @Override
 279        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 280            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 281                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 282                mJingleConnectionManager.updateProposedSessionDiscovered(
 283                        account,
 284                        to,
 285                        sessionId,
 286                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 287                );
 288            }
 289
 290
 291            final Jid bare = to.asBareJid();
 292
 293            for (final Conversation conversation : getConversations()) {
 294                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 295                    final Message message = conversation.findUnsentMessageWithUuid(id);
 296                    if (message != null) {
 297                        message.setStatus(Message.STATUS_SEND);
 298                        message.setErrorMessage(null);
 299                        databaseBackend.updateMessage(message, false);
 300                        return true;
 301                    }
 302                }
 303            }
 304            return false;
 305        }
 306    };
 307    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 308    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 309    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 310        @Override
 311        public void onCallStateChanged(final int state, final String phoneNumber) {
 312            if (diallerIntegrationActive.get()) return;
 313            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 314            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 315                mJingleConnectionManager.notifyPhoneCallStarted();
 316            }
 317        }
 318    };
 319
 320    public void setDiallerIntegrationActive(boolean active) {
 321      diallerIntegrationActive.set(active);
 322    }
 323
 324    private boolean destroyed = false;
 325
 326    private int unreadCount = -1;
 327
 328    //Ui callback listeners
 329    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 330    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 331    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 332    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 333    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 334    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 335    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 336    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 337    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 338
 339    private final Object LISTENER_LOCK = new Object();
 340
 341
 342    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 343
 344
 345    private final OnBindListener mOnBindListener = new OnBindListener() {
 346
 347        @Override
 348        public void onBind(final Account account) {
 349            synchronized (mInProgressAvatarFetches) {
 350                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 351                    final String KEY = iterator.next();
 352                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 353                        iterator.remove();
 354                    }
 355                }
 356            }
 357            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 358            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 359            if (loggedInSuccessfully || gainedFeature) {
 360                databaseBackend.updateAccount(account);
 361            }
 362
 363            if (loggedInSuccessfully) {
 364                if (!TextUtils.isEmpty(account.getDisplayName())) {
 365                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 366                    publishDisplayName(account);
 367                }
 368            }
 369
 370            account.getRoster().clearPresences();
 371            synchronized (account.inProgressConferenceJoins) {
 372                account.inProgressConferenceJoins.clear();
 373            }
 374            synchronized (account.inProgressConferencePings) {
 375                account.inProgressConferencePings.clear();
 376            }
 377            mJingleConnectionManager.notifyRebound(account);
 378            mQuickConversationsService.considerSyncBackground(false);
 379            fetchRosterFromServer(account);
 380
 381            final XmppConnection connection = account.getXmppConnection();
 382
 383            if (connection.getFeatures().bookmarks2()) {
 384                fetchBookmarks2(account);
 385            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 386                fetchBookmarks(account);
 387            }
 388            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 389            final boolean catchup = getMessageArchiveService().inCatchup(account);
 390            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 391                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 392                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 393                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 394                    }
 395                });
 396            }
 397            sendPresence(account);
 398            if (mPushManagementService.available(account)) {
 399                mPushManagementService.registerPushTokenOnServer(account);
 400            }
 401            connectMultiModeConversations(account);
 402            syncDirtyContacts(account);
 403
 404            unifiedPushBroker.renewUnifiedPushEndpointsOnBind(account);
 405        }
 406    };
 407    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 408    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 409    private final OnStatusChanged statusListener = new OnStatusChanged() {
 410
 411        @Override
 412        public void onStatusChanged(final Account account) {
 413            XmppConnection connection = account.getXmppConnection();
 414            updateAccountUi();
 415
 416            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 417                mQuickConversationsService.signalAccountStateChange();
 418            }
 419
 420            if (account.getStatus() == Account.State.ONLINE) {
 421                synchronized (mLowPingTimeoutMode) {
 422                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 423                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 424                    }
 425                }
 426                if (account.setShowErrorNotification(true)) {
 427                    databaseBackend.updateAccount(account);
 428                }
 429                mMessageArchiveService.executePendingQueries(account);
 430                if (connection != null && connection.getFeatures().csi()) {
 431                    if (checkListeners()) {
 432                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 433                        connection.sendInactive();
 434                    } else {
 435                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 436                        connection.sendActive();
 437                    }
 438                }
 439                List<Conversation> conversations = getConversations();
 440                for (Conversation conversation : conversations) {
 441                    final boolean inProgressJoin;
 442                    synchronized (account.inProgressConferenceJoins) {
 443                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 444                    }
 445                    final boolean pendingJoin;
 446                    synchronized (account.pendingConferenceJoins) {
 447                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 448                    }
 449                    if (conversation.getAccount() == account
 450                            && !pendingJoin
 451                            && !inProgressJoin) {
 452                        sendUnsentMessages(conversation);
 453                    }
 454                }
 455                final List<Conversation> pendingLeaves;
 456                synchronized (account.pendingConferenceLeaves) {
 457                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 458                    account.pendingConferenceLeaves.clear();
 459
 460                }
 461                for (Conversation conversation : pendingLeaves) {
 462                    leaveMuc(conversation);
 463                }
 464                final List<Conversation> pendingJoins;
 465                synchronized (account.pendingConferenceJoins) {
 466                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 467                    account.pendingConferenceJoins.clear();
 468                }
 469                for (Conversation conversation : pendingJoins) {
 470                    joinMuc(conversation);
 471                }
 472                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 473            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 474                resetSendingToWaiting(account);
 475                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 476                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 477                    reconnectAccount(account, true, false);
 478                } else {
 479                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 480                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 481                }
 482            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 483                databaseBackend.updateAccount(account);
 484                reconnectAccount(account, true, false);
 485            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 486                resetSendingToWaiting(account);
 487                if (connection != null && account.getStatus().isAttemptReconnect()) {
 488                    final int next = connection.getTimeToNextAttempt();
 489                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 490                    if (next <= 0) {
 491                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 492                        reconnectAccount(account, true, false);
 493                    } else {
 494                        final int attempt = connection.getAttempt() + 1;
 495                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 496                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 497                    }
 498                }
 499            }
 500            getNotificationService().updateErrorNotification();
 501        }
 502    };
 503    private OpenPgpServiceConnection pgpServiceConnection;
 504    private PgpEngine mPgpEngine = null;
 505    private WakeLock wakeLock;
 506    private LruCache<String, Drawable> mDrawableCache;
 507    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 508    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 509
 510    private static String generateFetchKey(Account account, final Avatar avatar) {
 511        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 512    }
 513
 514    private boolean isInLowPingTimeoutMode(Account account) {
 515        synchronized (mLowPingTimeoutMode) {
 516            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 517        }
 518    }
 519
 520    public void startForcingForegroundNotification() {
 521        mForceForegroundService.set(true);
 522        toggleForegroundService();
 523    }
 524
 525    public void stopForcingForegroundNotification() {
 526        mForceForegroundService.set(false);
 527        toggleForegroundService();
 528    }
 529
 530    public boolean areMessagesInitialized() {
 531        return this.restoredFromDatabaseLatch.getCount() == 0;
 532    }
 533
 534    public PgpEngine getPgpEngine() {
 535        if (!Config.supportOpenPgp()) {
 536            return null;
 537        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 538            if (this.mPgpEngine == null) {
 539                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 540                        getApplicationContext(),
 541                        pgpServiceConnection.getService()), this);
 542            }
 543            return mPgpEngine;
 544        } else {
 545            return null;
 546        }
 547
 548    }
 549
 550    public OpenPgpApi getOpenPgpApi() {
 551        if (!Config.supportOpenPgp()) {
 552            return null;
 553        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 554            return new OpenPgpApi(this, pgpServiceConnection.getService());
 555        } else {
 556            return null;
 557        }
 558    }
 559
 560    public FileBackend getFileBackend() {
 561        return this.fileBackend;
 562    }
 563
 564    public DownloadableFile getFileForCid(Cid cid) {
 565        return this.databaseBackend.getFileForCid(cid);
 566    }
 567
 568    public String getUrlForCid(Cid cid) {
 569        return this.databaseBackend.getUrlForCid(cid);
 570    }
 571
 572    public void saveCid(Cid cid, File file) throws BlockedMediaException {
 573        saveCid(cid, file, null);
 574    }
 575
 576    public void saveCid(Cid cid, File file, String url) throws BlockedMediaException {
 577        if (this.databaseBackend.isBlockedMedia(cid)) {
 578            throw new BlockedMediaException();
 579        }
 580        this.databaseBackend.saveCid(cid, file, url);
 581    }
 582
 583    public void blockMedia(File f) {
 584        try {
 585            Cid[] cids = getFileBackend().calculateCids(new FileInputStream(f));
 586            for (Cid cid : cids) {
 587                blockMedia(cid);
 588            }
 589        } catch (final IOException e) { }
 590    }
 591
 592    public void blockMedia(Cid cid) {
 593        this.databaseBackend.blockMedia(cid);
 594    }
 595
 596    public void clearBlockedMedia() {
 597        this.databaseBackend.clearBlockedMedia();
 598    }
 599
 600    public void insertWebxdcUpdate(final WebxdcUpdate update) {
 601        this.databaseBackend.insertWebxdcUpdate(update);
 602    }
 603
 604    public WebxdcUpdate findLastWebxdcUpdate(Message message) {
 605        return this.databaseBackend.findLastWebxdcUpdate(message);
 606    }
 607
 608    public List<WebxdcUpdate> findWebxdcUpdates(Message message, long serial) {
 609        return this.databaseBackend.findWebxdcUpdates(message, serial);
 610    }
 611
 612    public AvatarService getAvatarService() {
 613        return this.mAvatarService;
 614    }
 615
 616    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 617        int encryption = conversation.getNextEncryption();
 618        if (encryption == Message.ENCRYPTION_PGP) {
 619            encryption = Message.ENCRYPTION_DECRYPTED;
 620        }
 621        Message message = new Message(conversation, uri.toString(), encryption);
 622        message.setThread(conversation.getThread());
 623        Message.configurePrivateMessage(message);
 624        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 625            getPgpEngine().encrypt(message, callback);
 626        } else {
 627            sendMessage(message);
 628            callback.success(message);
 629        }
 630    }
 631
 632    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 633        final Message message;
 634        if (conversation.getReplyTo() == null) {
 635            message = new Message(conversation, "", conversation.getNextEncryption());
 636        } else {
 637            message = conversation.getReplyTo().reply();
 638            message.setEncryption(conversation.getNextEncryption());
 639        }
 640        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 641            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 642        }
 643        message.setThread(conversation.getThread());
 644        if (!Message.configurePrivateFileMessage(message)) {
 645            message.setCounterpart(conversation.getNextCounterpart());
 646            message.setType(Message.TYPE_FILE);
 647        }
 648        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 649        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 650        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 651        if (runnable.isVideoMessage()) {
 652            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 653        } else {
 654            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 655        }
 656    }
 657
 658    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 659        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 660        final String compressPictures = getCompressPicturesPreference();
 661
 662        if ("never".equals(compressPictures)
 663                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 664                || (mimeType != null && mimeType.endsWith("/gif"))
 665                || getFileBackend().unusualBounds(uri)) {
 666            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 667            attachFileToConversation(conversation, uri, mimeType, callback);
 668            return;
 669        }
 670        final Message message;
 671
 672        if (conversation.getReplyTo() == null) {
 673            message = new Message(conversation, "", conversation.getNextEncryption());
 674        } else {
 675            message = conversation.getReplyTo().reply();
 676            message.setEncryption(conversation.getNextEncryption());
 677        }
 678        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 679            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 680        }
 681        message.setThread(conversation.getThread());
 682        if (!Message.configurePrivateFileMessage(message)) {
 683            message.setCounterpart(conversation.getNextCounterpart());
 684            message.setType(Message.TYPE_IMAGE);
 685        }
 686        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 687        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 688            try {
 689                getFileBackend().copyImageToPrivateStorage(message, uri);
 690            } catch (FileBackend.ImageCompressionException e) {
 691                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 692                attachFileToConversation(conversation, uri, mimeType, callback);
 693                return;
 694            } catch (final FileBackend.FileCopyException e) {
 695                callback.error(e.getResId(), message);
 696                return;
 697            }
 698            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 699                final PgpEngine pgpEngine = getPgpEngine();
 700                if (pgpEngine != null) {
 701                    pgpEngine.encrypt(message, callback);
 702                } else if (callback != null) {
 703                    callback.error(R.string.unable_to_connect_to_keychain, null);
 704                }
 705            } else {
 706                sendMessage(message);
 707                callback.success(message);
 708            }
 709        });
 710    }
 711
 712    public Conversation find(Bookmark bookmark) {
 713        return find(bookmark.getAccount(), bookmark.getJid());
 714    }
 715
 716    public Conversation find(final Account account, final Jid jid) {
 717        return find(getConversations(), account, jid);
 718    }
 719
 720    public boolean isMuc(final Account account, final Jid jid) {
 721        final Conversation c = find(account, jid);
 722        return c != null && c.getMode() == Conversational.MODE_MULTI;
 723    }
 724
 725    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 726        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 727    }
 728
 729    @Override
 730    public int onStartCommand(Intent intent, int flags, int startId) {
 731        final String action = intent == null ? null : intent.getAction();
 732        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 733        if (needsForegroundService) {
 734            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 735            toggleForegroundService(true);
 736        }
 737        String pushedAccountHash = null;
 738        boolean interactive = false;
 739        if (action != null) {
 740            final String uuid = intent.getStringExtra("uuid");
 741            switch (action) {
 742                case QuickConversationsService.SMS_RETRIEVED_ACTION:
 743                    mQuickConversationsService.handleSmsReceived(intent);
 744                    break;
 745                case ConnectivityManager.CONNECTIVITY_ACTION:
 746                    if (hasInternetConnection()) {
 747                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 748                            schedulePostConnectivityChange();
 749                        }
 750                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 751                            resetAllAttemptCounts(true, false);
 752                        }
 753                        Resolver.clearCache();
 754                    }
 755                    break;
 756                case Intent.ACTION_SHUTDOWN:
 757                    logoutAndSave(true);
 758                    return START_NOT_STICKY;
 759                case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 760                    mNotificationExecutor.execute(() -> {
 761                        try {
 762                            final Conversation c = findConversationByUuid(uuid);
 763                            if (c != null) {
 764                                mNotificationService.clearMessages(c);
 765                            } else {
 766                                mNotificationService.clearMessages();
 767                            }
 768                            restoredFromDatabaseLatch.await();
 769
 770                        } catch (InterruptedException e) {
 771                            Log.d(Config.LOGTAG, "unable to process clear message notification");
 772                        }
 773                    });
 774                    break;
 775                case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 776                    mNotificationExecutor.execute(() -> {
 777                        try {
 778                            final Conversation c = findConversationByUuid(uuid);
 779                            if (c != null) {
 780                                mNotificationService.clearMissedCalls(c);
 781                            } else {
 782                                mNotificationService.clearMissedCalls();
 783                            }
 784                            restoredFromDatabaseLatch.await();
 785
 786                        } catch (InterruptedException e) {
 787                            Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 788                        }
 789                    });
 790                    break;
 791                case ACTION_DISMISS_CALL: {
 792                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 793                    Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 794                    mJingleConnectionManager.rejectRtpSession(sessionId);
 795                    break;
 796                }
 797                case TorServiceUtils.ACTION_STATUS:
 798                    final String status = intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 799                    //TODO port and host are in 'extras' - but this may not be a reliable source?
 800                    if ("ON".equals(status)) {
 801                        handleOrbotStartedEvent();
 802                        return START_STICKY;
 803                    }
 804                    break;
 805                case ACTION_END_CALL: {
 806                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 807                    Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 808                    mJingleConnectionManager.endRtpSession(sessionId);
 809                }
 810                break;
 811                case ACTION_PROVISION_ACCOUNT: {
 812                    final String address = intent.getStringExtra("address");
 813                    final String password = intent.getStringExtra("password");
 814                    if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 815                        break;
 816                    }
 817                    provisionAccount(address, password);
 818                    break;
 819                }
 820                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 821                    dismissErrorNotifications();
 822                    break;
 823                case ACTION_TRY_AGAIN:
 824                    resetAllAttemptCounts(false, true);
 825                    interactive = true;
 826                    break;
 827                case ACTION_REPLY_TO_CONVERSATION:
 828                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 829                    if (remoteInput == null) {
 830                        break;
 831                    }
 832                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 833                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 834                    final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 835                    if (body == null || body.length() <= 0) {
 836                        break;
 837                    }
 838                    mNotificationExecutor.execute(() -> {
 839                        try {
 840                            restoredFromDatabaseLatch.await();
 841                            final Conversation c = findConversationByUuid(uuid);
 842                            if (c != null) {
 843                                directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 844                            }
 845                        } catch (InterruptedException e) {
 846                            Log.d(Config.LOGTAG, "unable to process direct reply");
 847                        }
 848                    });
 849                    break;
 850                case ACTION_MARK_AS_READ:
 851                    mNotificationExecutor.execute(() -> {
 852                        final Conversation c = findConversationByUuid(uuid);
 853                        if (c == null) {
 854                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 855                            return;
 856                        }
 857                        try {
 858                            restoredFromDatabaseLatch.await();
 859                            sendReadMarker(c, null);
 860                        } catch (InterruptedException e) {
 861                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 862                        }
 863
 864                    });
 865                    break;
 866                case ACTION_SNOOZE:
 867                    mNotificationExecutor.execute(() -> {
 868                        final Conversation c = findConversationByUuid(uuid);
 869                        if (c == null) {
 870                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 871                            return;
 872                        }
 873                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 874                        mNotificationService.clearMessages(c);
 875                        updateConversation(c);
 876                    });
 877                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 878                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 879                    if (dndOnSilentMode()) {
 880                        refreshAllPresences();
 881                    }
 882                    break;
 883                case Intent.ACTION_SCREEN_ON:
 884                    deactivateGracePeriod();
 885                case Intent.ACTION_USER_PRESENT:
 886                case Intent.ACTION_SCREEN_OFF:
 887                    if (awayWhenScreenLocked()) {
 888                        refreshAllPresences();
 889                    }
 890                    break;
 891                case ACTION_FCM_TOKEN_REFRESH:
 892                    refreshAllFcmTokens();
 893                    break;
 894                case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 895                    final String instance = intent.getStringExtra("instance");
 896                    final String application = intent.getStringExtra("application");
 897                    final Messenger messenger = intent.getParcelableExtra("messenger");
 898                    final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 899                    if (messenger != null && application != null && instance != null) {
 900                        pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
 901                        Log.d(Config.LOGTAG,"found push target messenger");
 902                    } else {
 903                        pushTargetMessenger = null;
 904                    }
 905                    final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
 906                    if (instance != null && transport.isPresent()) {
 907                        unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 908                    }
 909                    break;
 910                case ACTION_IDLE_PING:
 911                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 912                        scheduleNextIdlePing();
 913                    }
 914                    break;
 915                case ACTION_FCM_MESSAGE_RECEIVED:
 916                    pushedAccountHash = intent.getStringExtra("account");
 917                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 918                    break;
 919                case Intent.ACTION_SEND:
 920                    Uri uri = intent.getData();
 921                    if (uri != null) {
 922                        Log.d(Config.LOGTAG, "received uri permission for " + uri);
 923                    }
 924                    return START_STICKY;
 925            }
 926        }
 927        synchronized (this) {
 928            WakeLockHelper.acquire(wakeLock);
 929            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 930            final HashSet<Account> pingCandidates = new HashSet<>();
 931            final String androidId = PhoneHelper.getAndroidId(this);
 932            for (Account account : accounts) {
 933                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 934                pingNow |= processAccountState(account,
 935                        interactive,
 936                        "ui".equals(action),
 937                        pushWasMeantForThisAccount,
 938                        pingCandidates);
 939            }
 940            if (pingNow) {
 941                for (Account account : pingCandidates) {
 942                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 943                    account.getXmppConnection().sendPing();
 944                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
 945                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 946                }
 947                long msToMucPing = (mLastMucPing + (Config.PING_MAX_INTERVAL * 2000L)) - SystemClock.elapsedRealtime();
 948                if (msToMucPing <= 0) {
 949                    mLastMucPing = SystemClock.elapsedRealtime();
 950                    for (Conversation c : getConversations()) {
 951                        if (c.getMode() == Conversation.MODE_MULTI && c.getMucOptions().online()) {
 952                            mucSelfPingAndRejoin(c);
 953                        }
 954                    }
 955                }
 956            }
 957            WakeLockHelper.release(wakeLock);
 958        }
 959        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 960            expireOldMessages();
 961        }
 962        return START_STICKY;
 963    }
 964
 965    private void handleOrbotStartedEvent() {
 966        for (final Account account : accounts) {
 967            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 968                reconnectAccount(account, true, false);
 969            }
 970        }
 971    }
 972
 973    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 974        boolean pingNow = false;
 975        if (account.getStatus().isAttemptReconnect()) {
 976            if (!hasInternetConnection()) {
 977                account.setStatus(Account.State.NO_INTERNET);
 978                if (statusListener != null) {
 979                    statusListener.onStatusChanged(account);
 980                }
 981            } else {
 982                if (account.getStatus() == Account.State.NO_INTERNET) {
 983                    account.setStatus(Account.State.OFFLINE);
 984                    if (statusListener != null) {
 985                        statusListener.onStatusChanged(account);
 986                    }
 987                }
 988                if (account.getStatus() == Account.State.ONLINE) {
 989                    synchronized (mLowPingTimeoutMode) {
 990                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 991                        long lastSent = account.getXmppConnection().getLastPingSent();
 992                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 993                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 994                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 995                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 996                        if (lastSent > lastReceived) {
 997                            if (pingTimeoutIn < 0) {
 998                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 999                                this.reconnectAccount(account, true, interactive);
1000                            } else {
1001                                int secs = (int) (pingTimeoutIn / 1000);
1002                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1003                            }
1004                        } else {
1005                            pingCandidates.add(account);
1006                            if (isAccountPushed) {
1007                                pingNow = true;
1008                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1009                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1010                                }
1011                            } else if (msToNextPing <= 0) {
1012                                pingNow = true;
1013                            } else {
1014                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1015                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1016                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1017                                }
1018                            }
1019                        }
1020                    }
1021                } else if (account.getStatus() == Account.State.OFFLINE) {
1022                    reconnectAccount(account, true, interactive);
1023                } else if (account.getStatus() == Account.State.CONNECTING) {
1024                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1025                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1026                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1027                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1028                    if (timeout < 0) {
1029                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1030                        account.getXmppConnection().resetAttemptCount(false);
1031                        reconnectAccount(account, true, interactive);
1032                    } else if (discoTimeout < 0) {
1033                        account.getXmppConnection().sendDiscoTimeout();
1034                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1035                    } else {
1036                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1037                    }
1038                } else {
1039                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
1040                        reconnectAccount(account, true, interactive);
1041                    }
1042                }
1043            }
1044        }
1045        return pingNow;
1046    }
1047
1048    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1049        return unifiedPushBroker.processPushMessage(account, transport, push);
1050    }
1051
1052    public void reinitializeMuclumbusService() {
1053        mChannelDiscoveryService.initializeMuclumbusService();
1054    }
1055
1056    public void discoverChannels(String query, ChannelDiscoveryService.Method method, Map<Jid, Account> mucServices, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1057        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, mucServices, onChannelSearchResultsFound);
1058    }
1059
1060    public boolean isDataSaverDisabled() {
1061        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1062            final ConnectivityManager connectivityManager =
1063                    (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
1064            return !connectivityManager.isActiveNetworkMetered()
1065                    || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1066                            == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1067        } else {
1068            return true;
1069        }
1070    }
1071
1072    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1073        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1074        Message message = new Message(conversation, body, conversation.getNextEncryption());
1075        if (inReplyTo != null) {
1076            if (Emoticons.isEmoji(body)) {
1077                message = inReplyTo.react(body);
1078            } else {
1079                message = inReplyTo.reply();
1080            }
1081            message.clearFallbacks("urn:xmpp:reply:0");
1082            message.setBody(body);
1083            message.setEncryption(conversation.getNextEncryption());
1084        }
1085        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1086            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1087        }
1088        message.markUnread();
1089        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1090            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1091                @Override
1092                public void success(Message message) {
1093                    if (dismissAfterReply) {
1094                        markRead((Conversation) message.getConversation(), true);
1095                    } else {
1096                        mNotificationService.pushFromDirectReply(message);
1097                    }
1098                }
1099
1100                @Override
1101                public void error(int errorCode, Message object) {
1102
1103                }
1104
1105                @Override
1106                public void userInputRequired(PendingIntent pi, Message object) {
1107
1108                }
1109            });
1110        } else {
1111            sendMessage(message);
1112            if (dismissAfterReply) {
1113                markRead(conversation, true);
1114            } else {
1115                mNotificationService.pushFromDirectReply(message);
1116            }
1117        }
1118    }
1119
1120    private boolean dndOnSilentMode() {
1121        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1122    }
1123
1124    private boolean manuallyChangePresence() {
1125        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1126    }
1127
1128    private boolean treatVibrateAsSilent() {
1129        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1130    }
1131
1132    private boolean awayWhenScreenLocked() {
1133        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1134    }
1135
1136    private String getCompressPicturesPreference() {
1137        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1138    }
1139
1140    private Presence.Status getTargetPresence() {
1141        if (dndOnSilentMode() && isPhoneSilenced()) {
1142            return Presence.Status.DND;
1143        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1144            return Presence.Status.AWAY;
1145        } else {
1146            return Presence.Status.ONLINE;
1147        }
1148    }
1149
1150    public boolean isScreenLocked() {
1151        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1152        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1153        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1154        final boolean interactive = powerManager != null && powerManager.isInteractive();
1155        return locked || !interactive;
1156    }
1157
1158    private boolean isPhoneSilenced() {
1159        final boolean notificationDnd;
1160        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1161            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1162            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1163            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1164        } else {
1165            notificationDnd = false;
1166        }
1167        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1168        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1169        try {
1170            if (treatVibrateAsSilent()) {
1171                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1172            } else {
1173                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1174            }
1175        } catch (Throwable throwable) {
1176            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1177            return notificationDnd;
1178        }
1179    }
1180
1181    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1182        Log.d(Config.LOGTAG, "resetting all attempt counts");
1183        for (Account account : accounts) {
1184            if (account.hasErrorStatus() || reallyAll) {
1185                final XmppConnection connection = account.getXmppConnection();
1186                if (connection != null) {
1187                    connection.resetAttemptCount(retryImmediately);
1188                }
1189            }
1190            if (account.setShowErrorNotification(true)) {
1191                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1192            }
1193        }
1194        mNotificationService.updateErrorNotification();
1195    }
1196
1197    private void dismissErrorNotifications() {
1198        for (final Account account : this.accounts) {
1199            if (account.hasErrorStatus()) {
1200                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1201                if (account.setShowErrorNotification(false)) {
1202                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1203                }
1204            }
1205        }
1206    }
1207
1208    private void expireOldMessages() {
1209        expireOldMessages(false);
1210    }
1211
1212    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1213        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1214        mDatabaseWriterExecutor.execute(() -> {
1215            long timestamp = getAutomaticMessageDeletionDate();
1216            if (timestamp > 0) {
1217                databaseBackend.expireOldMessages(timestamp);
1218                synchronized (XmppConnectionService.this.conversations) {
1219                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1220                        conversation.expireOldMessages(timestamp);
1221                        if (resetHasMessagesLeftOnServer) {
1222                            conversation.messagesLoaded.set(true);
1223                            conversation.setHasMessagesLeftOnServer(true);
1224                        }
1225                    }
1226                }
1227                updateConversationUi();
1228            }
1229        });
1230    }
1231
1232    public boolean hasInternetConnection() {
1233        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1234        if (cm == null) {
1235            return true; //if internet connection can not be checked it is probably best to just try
1236        }
1237        try {
1238            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1239                final Network activeNetwork = cm.getActiveNetwork();
1240                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1241                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1242            } else {
1243                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1244                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1245            }
1246        } catch (final RuntimeException e) {
1247            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1248            return true; //if internet connection can not be checked it is probably best to just try
1249        }
1250    }
1251
1252    @SuppressLint("TrulyRandom")
1253    @Override
1254    public void onCreate() {
1255        LibIdnXmppStringprep.setup();
1256        setTheme(ThemeHelper.find(this));
1257        ThemeHelper.applyCustomColors(this);
1258        if (Compatibility.runsTwentySix()) {
1259            mNotificationService.initializeChannels();
1260        }
1261        mChannelDiscoveryService.initializeMuclumbusService();
1262        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1263        toggleForegroundService();
1264        this.destroyed = false;
1265        OmemoSetting.load(this);
1266        ExceptionHelper.init(getApplicationContext());
1267        try {
1268            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1269        } catch (Throwable throwable) {
1270            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1271        }
1272        Resolver.init(this);
1273        updateMemorizingTrustmanager();
1274        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1275        final int cacheSize = maxMemory / 10;
1276        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1277            @Override
1278            protected int sizeOf(final String key, final Drawable drawable) {
1279                if (drawable instanceof BitmapDrawable) {
1280                    Bitmap bitmap =  ((BitmapDrawable) drawable).getBitmap();
1281                    if (bitmap == null) return 1024;
1282
1283                    return bitmap.getByteCount() / 1024;
1284                } else {
1285                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1286                }
1287            }
1288        };
1289        if (mLastActivity == 0) {
1290            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1291        }
1292
1293        Log.d(Config.LOGTAG, "initializing database...");
1294        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1295        Log.d(Config.LOGTAG, "restoring accounts...");
1296        this.accounts = databaseBackend.getAccounts();
1297        for (Account account : this.accounts) {
1298            final int color = getPreferences().getInt("account_color:" + account.getUuid(), 0);
1299            if (color != 0) account.setColor(color);
1300        }
1301        final SharedPreferences.Editor editor = getPreferences().edit();
1302        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1303            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1304            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1305        }
1306        final boolean hasEnabledAccounts = hasEnabledAccounts();
1307        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1308        editor.apply();
1309        toggleSetProfilePictureActivity(hasEnabledAccounts);
1310        reconfigurePushDistributor();
1311
1312        restoreFromDatabase();
1313
1314        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1315            startContactObserver();
1316        }
1317        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1318        if (Compatibility.hasStoragePermission(this)) {
1319            Log.d(Config.LOGTAG, "starting file observer");
1320            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1321            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1322        }
1323        if (Config.supportOpenPgp()) {
1324            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1325                @Override
1326                public void onBound(IOpenPgpService2 service) {
1327                    for (Account account : accounts) {
1328                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1329                        if (pgp != null) {
1330                            pgp.continueDecryption(true);
1331                        }
1332                    }
1333                }
1334
1335                @Override
1336                public void onError(Exception e) {
1337                }
1338            });
1339            this.pgpServiceConnection.bindToService();
1340        }
1341
1342        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1343        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1344
1345        toggleForegroundService();
1346        updateUnreadCountBadge();
1347        toggleScreenEventReceiver();
1348        final IntentFilter intentFilter = new IntentFilter();
1349        intentFilter.addAction(TorServiceUtils.ACTION_STATUS);
1350        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1351            scheduleNextIdlePing();
1352            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1353                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1354            }
1355            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1356        }
1357        registerReceiver(this.mInternalEventReceiver, intentFilter);
1358        mForceDuringOnCreate.set(false);
1359        toggleForegroundService();
1360        setupPhoneStateListener();
1361    }
1362
1363
1364    private void setupPhoneStateListener() {
1365        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1366        if (telephonyManager == null || Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1367            return;
1368        }
1369        telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1370    }
1371
1372    public boolean isPhoneInCall() {
1373        return isPhoneInCall.get();
1374    }
1375
1376    private void checkForDeletedFiles() {
1377        if (destroyed) {
1378            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1379            return;
1380        }
1381        final long start = SystemClock.elapsedRealtime();
1382        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1383        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1384        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1385            if (destroyed) {
1386                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1387                return;
1388            }
1389            final File file = fileBackend.getFileForPath(filePath.path);
1390            if (filePath.setDeleted(!file.exists())) {
1391                changed.add(filePath);
1392            }
1393        }
1394        final long duration = SystemClock.elapsedRealtime() - start;
1395        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1396        if (changed.size() > 0) {
1397            databaseBackend.markFilesAsChanged(changed);
1398            markChangedFiles(changed);
1399        }
1400    }
1401
1402    public void startContactObserver() {
1403        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1404            @Override
1405            public void onChange(boolean selfChange) {
1406                super.onChange(selfChange);
1407                if (restoredFromDatabaseLatch.getCount() == 0) {
1408                    loadPhoneContacts();
1409                }
1410            }
1411        });
1412    }
1413
1414    @Override
1415    public void onTrimMemory(int level) {
1416        super.onTrimMemory(level);
1417        if (level >= TRIM_MEMORY_COMPLETE) {
1418            Log.d(Config.LOGTAG, "clear cache due to low memory");
1419            getDrawableCache().evictAll();
1420        }
1421    }
1422
1423    @Override
1424    public void onDestroy() {
1425        try {
1426            unregisterReceiver(this.mInternalEventReceiver);
1427            unregisterReceiver(this.mInternalScreenEventReceiver);
1428        } catch (final IllegalArgumentException e) {
1429            //ignored
1430        }
1431        destroyed = false;
1432        fileObserver.stopWatching();
1433        super.onDestroy();
1434    }
1435
1436    public void restartFileObserver() {
1437        Log.d(Config.LOGTAG, "restarting file observer");
1438        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1439        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1440    }
1441
1442    public void toggleScreenEventReceiver() {
1443        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1444            final IntentFilter filter = new IntentFilter();
1445            filter.addAction(Intent.ACTION_SCREEN_ON);
1446            filter.addAction(Intent.ACTION_SCREEN_OFF);
1447            filter.addAction(Intent.ACTION_USER_PRESENT);
1448            registerReceiver(this.mInternalScreenEventReceiver, filter);
1449        } else {
1450            try {
1451                unregisterReceiver(this.mInternalScreenEventReceiver);
1452            } catch (IllegalArgumentException e) {
1453                //ignored
1454            }
1455        }
1456    }
1457
1458    public void toggleForegroundService() {
1459        toggleForegroundService(false);
1460    }
1461
1462    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1463        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1464        toggleForegroundService(false);
1465    }
1466
1467    public void removeOngoingCall() {
1468        ongoingCall.set(null);
1469        toggleForegroundService(false);
1470    }
1471
1472    private void toggleForegroundService(boolean force) {
1473        final boolean status;
1474        final OngoingCall ongoing = ongoingCall.get();
1475        final boolean showOngoing = ongoing != null && !diallerIntegrationActive.get();
1476        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || showOngoing || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1477            final Notification notification;
1478            final int id;
1479            if (showOngoing) {
1480                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1481                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1482                startForeground(id, notification);
1483                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1484            } else {
1485                notification = this.mNotificationService.createForegroundNotification();
1486                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1487                startForeground(id, notification);
1488            }
1489
1490            if (!mForceForegroundService.get()) {
1491                mNotificationService.notify(id, notification);
1492            }
1493            status = true;
1494        } else {
1495            stopForeground(true);
1496            status = false;
1497        }
1498        if (!mForceForegroundService.get()) {
1499            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1500        }
1501        if (!showOngoing) {
1502            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1503        }
1504        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1505    }
1506
1507    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1508        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1509    }
1510
1511    @Override
1512    public void onTaskRemoved(final Intent rootIntent) {
1513        super.onTaskRemoved(rootIntent);
1514        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1515            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1516        } else {
1517            this.logoutAndSave(false);
1518        }
1519    }
1520
1521    private void logoutAndSave(boolean stop) {
1522        int activeAccounts = 0;
1523        for (final Account account : accounts) {
1524            if (account.getStatus() != Account.State.DISABLED) {
1525                databaseBackend.writeRoster(account.getRoster());
1526                activeAccounts++;
1527            }
1528            if (account.getXmppConnection() != null) {
1529                new Thread(() -> disconnect(account, false)).start();
1530            }
1531        }
1532        if (stop || activeAccounts == 0) {
1533            Log.d(Config.LOGTAG, "good bye");
1534            stopSelf();
1535        }
1536    }
1537
1538    private void schedulePostConnectivityChange() {
1539        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1540        if (alarmManager == null) {
1541            return;
1542        }
1543        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1544        final Intent intent = new Intent(this, EventReceiver.class);
1545        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1546        try {
1547            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1548                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1549                    : PendingIntent.FLAG_UPDATE_CURRENT);
1550            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1551                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1552            } else {
1553                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1554            }
1555        } catch (RuntimeException e) {
1556            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1557        }
1558    }
1559
1560    public void scheduleWakeUpCall(int seconds, int requestCode) {
1561        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1562        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1563        if (alarmManager == null) {
1564            return;
1565        }
1566        final Intent intent = new Intent(this, EventReceiver.class);
1567        intent.setAction("ping");
1568        try {
1569            final PendingIntent pendingIntent;
1570            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1571                pendingIntent =
1572                        PendingIntent.getBroadcast(
1573                                this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1574            } else {
1575                pendingIntent =
1576                        PendingIntent.getBroadcast(
1577                                this, requestCode, intent, 0);
1578            }
1579            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1580        } catch (RuntimeException e) {
1581            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1582        }
1583    }
1584
1585    @TargetApi(Build.VERSION_CODES.M)
1586    private void scheduleNextIdlePing() {
1587        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1588        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1589        if (alarmManager == null) {
1590            return;
1591        }
1592        final Intent intent = new Intent(this, EventReceiver.class);
1593        intent.setAction(ACTION_IDLE_PING);
1594        try {
1595            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1596                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1597                    : PendingIntent.FLAG_UPDATE_CURRENT);
1598            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1599        } catch (RuntimeException e) {
1600            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1601        }
1602    }
1603
1604    public XmppConnection createConnection(final Account account) {
1605        final XmppConnection connection = new XmppConnection(account, this);
1606        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1607        connection.setOnStatusChangedListener(this.statusListener);
1608        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1609        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1610        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1611        connection.setOnBindListener(this.mOnBindListener);
1612        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1613        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1614        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1615        AxolotlService axolotlService = account.getAxolotlService();
1616        if (axolotlService != null) {
1617            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1618        }
1619        return connection;
1620    }
1621
1622    public void sendChatState(Conversation conversation) {
1623        if (sendChatStates()) {
1624            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1625            sendMessagePacket(conversation.getAccount(), packet);
1626        }
1627    }
1628
1629    private void sendFileMessage(final Message message, final boolean delay) {
1630        Log.d(Config.LOGTAG, "send file message");
1631        final Account account = message.getConversation().getAccount();
1632        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1633                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1634            mHttpConnectionManager.createNewUploadConnection(message, delay);
1635        } else {
1636            mJingleConnectionManager.startJingleFileTransfer(message);
1637        }
1638    }
1639
1640    public void sendMessage(final Message message) {
1641        sendMessage(message, false, false);
1642    }
1643
1644    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1645        final Account account = message.getConversation().getAccount();
1646        if (account.setShowErrorNotification(true)) {
1647            databaseBackend.updateAccount(account);
1648            mNotificationService.updateErrorNotification();
1649        }
1650        final Conversation conversation = (Conversation) message.getConversation();
1651        account.deactivateGracePeriod();
1652
1653
1654        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1655            final Contact contact = conversation.getContact();
1656            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1657                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1658                createContact(contact, true);
1659            }
1660        }
1661
1662        MessagePacket packet = null;
1663        final boolean addToConversation = !message.edited() && message.getQuoteableBody() != null;
1664        boolean saveInDb = addToConversation;
1665        message.setStatus(Message.STATUS_WAITING);
1666
1667        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1668            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1669                databaseBackend.updateConversation(conversation);
1670            }
1671        }
1672
1673        final boolean inProgressJoin = isJoinInProgress(conversation);
1674
1675        if (message.getCounterpart() == null && !message.isPrivateMessage()) {
1676            message.setCounterpart(message.getConversation().getJid().asBareJid());
1677        }
1678
1679        if (account.isOnlineAndConnected() && !inProgressJoin) {
1680            switch (message.getEncryption()) {
1681                case Message.ENCRYPTION_NONE:
1682                    if (message.needsUploading()) {
1683                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1684                                || conversation.getMode() == Conversation.MODE_MULTI
1685                                || message.fixCounterpart()) {
1686                            this.sendFileMessage(message, delay);
1687                        } else {
1688                            break;
1689                        }
1690                    } else {
1691                        packet = mMessageGenerator.generateChat(message);
1692                    }
1693                    break;
1694                case Message.ENCRYPTION_PGP:
1695                case Message.ENCRYPTION_DECRYPTED:
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.generatePgpChat(message);
1706                    }
1707                    break;
1708                case Message.ENCRYPTION_AXOLOTL:
1709                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
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                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1720                        if (axolotlMessage == null) {
1721                            account.getAxolotlService().preparePayloadMessage(message, delay);
1722                        } else {
1723                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1724                        }
1725                    }
1726                    break;
1727
1728            }
1729            if (packet != null) {
1730                if (account.getXmppConnection().getFeatures().sm()
1731                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1732                    message.setStatus(Message.STATUS_UNSEND);
1733                } else {
1734                    message.setStatus(Message.STATUS_SEND);
1735                }
1736            }
1737        } else {
1738            switch (message.getEncryption()) {
1739                case Message.ENCRYPTION_DECRYPTED:
1740                    if (!message.needsUploading()) {
1741                        String pgpBody = message.getEncryptedBody();
1742                        String decryptedBody = message.getBody();
1743                        message.setBody(pgpBody); //TODO might throw NPE
1744                        message.setEncryption(Message.ENCRYPTION_PGP);
1745                        if (message.edited()) {
1746                            message.setBody(decryptedBody);
1747                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1748                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1749                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1750                            }
1751                            updateConversationUi();
1752                            return;
1753                        } else {
1754                            databaseBackend.createMessage(message);
1755                            saveInDb = false;
1756                            message.setBody(decryptedBody);
1757                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1758                        }
1759                    }
1760                    break;
1761                case Message.ENCRYPTION_AXOLOTL:
1762                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1763                    break;
1764            }
1765        }
1766
1767
1768        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1769        if (mucMessage) {
1770            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1771        }
1772
1773        if (resend) {
1774            if (packet != null && addToConversation) {
1775                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1776                    markMessage(message, Message.STATUS_UNSEND);
1777                } else {
1778                    markMessage(message, Message.STATUS_SEND);
1779                }
1780            }
1781        } else {
1782            if (addToConversation) {
1783                conversation.add(message);
1784            }
1785            if (saveInDb) {
1786                databaseBackend.createMessage(message);
1787            } else if (message.edited()) {
1788                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1789                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1790                }
1791            }
1792            updateConversationUi();
1793        }
1794        if (packet != null) {
1795            if (delay) {
1796                mMessageGenerator.addDelay(packet, message.getTimeSent());
1797            }
1798            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1799                if (this.sendChatStates()) {
1800                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1801                }
1802            }
1803            sendMessagePacket(account, packet);
1804        }
1805    }
1806
1807    private boolean isJoinInProgress(final Conversation conversation) {
1808        final Account account = conversation.getAccount();
1809        synchronized (account.inProgressConferenceJoins) {
1810            if (conversation.getMode() == Conversational.MODE_MULTI) {
1811                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1812                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1813                final boolean inProgressJoin = inProgress || pending;
1814                if (inProgressJoin) {
1815                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1816                }
1817                return inProgressJoin;
1818            } else {
1819                return false;
1820            }
1821        }
1822    }
1823
1824    private void sendUnsentMessages(final Conversation conversation) {
1825        conversation.findWaitingMessages(message -> resendMessage(message, true));
1826    }
1827
1828    public void resendMessage(final Message message, final boolean delay) {
1829        sendMessage(message, true, delay);
1830    }
1831
1832    public boolean isOnboarding() {
1833        return getAccounts().size() == 1 && getAccounts().get(0).getJid().getDomain().equals(Config.ONBOARDING_DOMAIN);
1834    }
1835
1836    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1837        final XmppConnection connection = account.getXmppConnection();
1838        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1839        if (jid == null) {
1840            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1841            return;
1842        }
1843        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1844        request.setTo(jid);
1845        final Element command = request.addChild("command", Namespace.COMMANDS);
1846        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1847        command.setAttribute("action", "execute");
1848        sendIqPacket(account, request, (a, response) -> {
1849            if (response.getType() == IqPacket.TYPE.RESULT) {
1850                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1851                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1852                if (x != null) {
1853                    final Data data = Data.parse(x);
1854                    final String uri = data.getValue("uri");
1855                    final String landingUrl = data.getValue("landing-url");
1856                    if (uri != null) {
1857                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1858                        callback.inviteRequested(invite);
1859                        return;
1860                    }
1861                }
1862                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1863                Log.d(Config.LOGTAG, response.toString());
1864            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1865                callback.inviteRequestFailed(IqParser.errorMessage(response));
1866            } else {
1867                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1868            }
1869        });
1870
1871    }
1872
1873    public void fetchRosterFromServer(final Account account) {
1874        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1875        if (!"".equals(account.getRosterVersion())) {
1876            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1877                    + ": fetching roster version " + account.getRosterVersion());
1878        } else {
1879            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1880        }
1881        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1882        sendIqPacket(account, iqPacket, mIqParser);
1883    }
1884
1885    public void fetchBookmarks(final Account account) {
1886        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1887        final Element query = iqPacket.query("jabber:iq:private");
1888        query.addChild("storage", Namespace.BOOKMARKS);
1889        final OnIqPacketReceived callback = (a, response) -> {
1890            if (response.getType() == IqPacket.TYPE.RESULT) {
1891                final Element query1 = response.query();
1892                final Element storage = query1.findChild("storage", "storage:bookmarks");
1893                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1894                processBookmarksInitial(a, bookmarks, false);
1895            } else {
1896                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1897            }
1898        };
1899        sendIqPacket(account, iqPacket, callback);
1900    }
1901
1902    public void fetchBookmarks2(final Account account) {
1903        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1904        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1905            @Override
1906            public void onIqPacketReceived(final Account account, final IqPacket response) {
1907                if (response.getType() == IqPacket.TYPE.RESULT) {
1908                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1909                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1910                    processBookmarksInitial(account, bookmarks, true);
1911                }
1912            }
1913        });
1914    }
1915
1916    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1917        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1918        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1919        for (Bookmark bookmark : bookmarks.values()) {
1920            previousBookmarks.remove(bookmark.getJid().asBareJid());
1921            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1922        }
1923        if (pep && synchronizeWithBookmarks) {
1924            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1925            for (Jid jid : previousBookmarks) {
1926                processDeletedBookmark(account, jid);
1927            }
1928        }
1929        account.setBookmarks(bookmarks);
1930    }
1931
1932    public void processDeletedBookmark(Account account, Jid jid) {
1933        final Conversation conversation = find(account, jid);
1934        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1935            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1936            archiveConversation(conversation, false);
1937        }
1938    }
1939
1940    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1941        final Account account = bookmark.getAccount();
1942        Conversation conversation = find(bookmark);
1943        if (conversation != null) {
1944            if (conversation.getMode() != Conversation.MODE_MULTI) {
1945                return;
1946            }
1947            bookmark.setConversation(conversation);
1948            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1949                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1950                archiveConversation(conversation, false);
1951            } else {
1952                final MucOptions mucOptions = conversation.getMucOptions();
1953                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1954                    final String current = mucOptions.getActualNick();
1955                    final String proposed = mucOptions.getProposedNick();
1956                    if (current != null && !current.equals(proposed)) {
1957                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1958                        joinMuc(conversation);
1959                    }
1960                }
1961            }
1962        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1963            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1964            bookmark.setConversation(conversation);
1965        }
1966    }
1967
1968    public void processModifiedBookmark(Bookmark bookmark) {
1969        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1970        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1971    }
1972
1973    public void createBookmark(final Account account, final Bookmark bookmark) {
1974        account.putBookmark(bookmark);
1975        final XmppConnection connection = account.getXmppConnection();
1976        if (connection == null) {
1977            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1978        } else if (connection.getFeatures().bookmarks2()) {
1979            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1980            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1981        } else if (connection.getFeatures().bookmarksConversion()) {
1982            pushBookmarksPep(account);
1983        } else {
1984            pushBookmarksPrivateXml(account);
1985        }
1986    }
1987
1988    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1989        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
1990            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
1991        }
1992        account.removeBookmark(bookmark);
1993        final XmppConnection connection = account.getXmppConnection();
1994        if (connection == null) return;
1995
1996        if (connection.getFeatures().bookmarks2()) {
1997            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1998            sendIqPacket(account, request, (a, response) -> {
1999                if (response.getType() == IqPacket.TYPE.ERROR) {
2000                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2001                }
2002            });
2003        } else if (connection.getFeatures().bookmarksConversion()) {
2004            pushBookmarksPep(account);
2005        } else {
2006            pushBookmarksPrivateXml(account);
2007        }
2008    }
2009
2010    private void pushBookmarksPrivateXml(Account account) {
2011        if (!account.areBookmarksLoaded()) return;
2012
2013        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2014        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2015        Element query = iqPacket.query("jabber:iq:private");
2016        Element storage = query.addChild("storage", "storage:bookmarks");
2017        for (final Bookmark bookmark : account.getBookmarks()) {
2018            storage.addChild(bookmark);
2019        }
2020        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2021    }
2022
2023    private void pushBookmarksPep(Account account) {
2024        if (!account.areBookmarksLoaded()) return;
2025
2026        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2027        final Element storage = new Element("storage", "storage:bookmarks");
2028        for (final Bookmark bookmark : account.getBookmarks()) {
2029            storage.addChild(bookmark);
2030        }
2031        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2032
2033    }
2034
2035    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2036        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2037
2038    }
2039
2040    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2041        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
2042        sendIqPacket(account, packet, (a, response) -> {
2043            if (response.getType() == IqPacket.TYPE.RESULT) {
2044                return;
2045            }
2046            if (retry && PublishOptions.preconditionNotMet(response)) {
2047                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2048                    @Override
2049                    public void onPushSucceeded() {
2050                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2051                    }
2052
2053                    @Override
2054                    public void onPushFailed() {
2055                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2056                    }
2057                });
2058            } else {
2059                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
2060            }
2061        });
2062    }
2063
2064    private void restoreFromDatabase() {
2065        synchronized (this.conversations) {
2066            final Map<String, Account> accountLookupTable = new Hashtable<>();
2067            for (Account account : this.accounts) {
2068                accountLookupTable.put(account.getUuid(), account);
2069            }
2070            Log.d(Config.LOGTAG, "restoring conversations...");
2071            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2072            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2073            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2074                Conversation conversation = iterator.next();
2075                Account account = accountLookupTable.get(conversation.getAccountUuid());
2076                if (account != null) {
2077                    conversation.setAccount(account);
2078                } else {
2079                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2080                    iterator.remove();
2081                }
2082            }
2083            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2084            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2085            Runnable runnable = () -> {
2086                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2087                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2088                }
2089                final long deletionDate = getAutomaticMessageDeletionDate();
2090                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2091                if (deletionDate > 0) {
2092                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2093                    databaseBackend.expireOldMessages(deletionDate);
2094                }
2095                Log.d(Config.LOGTAG, "restoring roster...");
2096                for (final Account account : accounts) {
2097                    databaseBackend.readRoster(account.getRoster());
2098                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2099                }
2100                getDrawableCache().evictAll();
2101                loadPhoneContacts();
2102                Log.d(Config.LOGTAG, "restoring messages...");
2103                final long startMessageRestore = SystemClock.elapsedRealtime();
2104                final Conversation quickLoad = QuickLoader.get(this.conversations);
2105                if (quickLoad != null) {
2106                    restoreMessages(quickLoad);
2107                    updateConversationUi();
2108                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2109                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2110                }
2111                for (Conversation conversation : this.conversations) {
2112                    if (quickLoad != conversation) {
2113                        restoreMessages(conversation);
2114                    }
2115                }
2116                mNotificationService.finishBacklog();
2117                restoredFromDatabaseLatch.countDown();
2118                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2119                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2120                updateConversationUi();
2121            };
2122            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2123        }
2124    }
2125
2126    private void restoreMessages(Conversation conversation) {
2127        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2128        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2129        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2130    }
2131
2132    public void loadPhoneContacts() {
2133        mContactMergerExecutor.execute(() -> {
2134            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2135            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2136            for (final Account account : accounts) {
2137                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2138                for (final JabberIdContact jidContact : contacts.values()) {
2139                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2140                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2141                    if (needsCacheClean) {
2142                        getAvatarService().clear(contact);
2143                    }
2144                    withSystemAccounts.remove(contact);
2145                }
2146                for (final Contact contact : withSystemAccounts) {
2147                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2148                    if (needsCacheClean) {
2149                        getAvatarService().clear(contact);
2150                    }
2151                }
2152            }
2153            Log.d(Config.LOGTAG, "finished merging phone contacts");
2154            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2155            updateRosterUi();
2156            mQuickConversationsService.considerSync();
2157        });
2158    }
2159
2160
2161    public void syncRoster(final Account account) {
2162        mRosterSyncTaskManager.execute(account, () -> {
2163            unregisterPhoneAccounts(account);
2164            databaseBackend.writeRoster(account.getRoster());
2165            try { Thread.sleep(500); } catch (InterruptedException e) { }
2166        });
2167    }
2168
2169    public List<Conversation> getConversations() {
2170        return this.conversations;
2171    }
2172
2173    private void markFileDeleted(final File file) {
2174        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2175            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2176                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2177                return;
2178            }
2179        }
2180        final boolean isInternalFile = fileBackend.isInternalFile(file);
2181        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2182        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2183        markUuidsAsDeletedFiles(uuids);
2184    }
2185
2186    private void markUuidsAsDeletedFiles(List<String> uuids) {
2187        boolean deleted = false;
2188        for (Conversation conversation : getConversations()) {
2189            deleted |= conversation.markAsDeleted(uuids);
2190        }
2191        for (final String uuid : uuids) {
2192            evictPreview(uuid);
2193        }
2194        if (deleted) {
2195            updateConversationUi();
2196        }
2197    }
2198
2199    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2200        boolean changed = false;
2201        for (Conversation conversation : getConversations()) {
2202            changed |= conversation.markAsChanged(infos);
2203        }
2204        if (changed) {
2205            updateConversationUi();
2206        }
2207    }
2208
2209    public void populateWithOrderedConversations(final List<Conversation> list) {
2210        populateWithOrderedConversations(list, true, true);
2211    }
2212
2213    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2214        populateWithOrderedConversations(list, includeNoFileUpload, true);
2215    }
2216
2217    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2218        final List<String> orderedUuids;
2219        if (sort) {
2220            orderedUuids = null;
2221        } else {
2222            orderedUuids = new ArrayList<>();
2223            for (Conversation conversation : list) {
2224                orderedUuids.add(conversation.getUuid());
2225            }
2226        }
2227        list.clear();
2228        if (includeNoFileUpload) {
2229            list.addAll(getConversations());
2230        } else {
2231            for (Conversation conversation : getConversations()) {
2232                if (conversation.getMode() == Conversation.MODE_SINGLE
2233                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2234                    list.add(conversation);
2235                }
2236            }
2237        }
2238        try {
2239            if (orderedUuids != null) {
2240                Collections.sort(list, (a, b) -> {
2241                    final int indexA = orderedUuids.indexOf(a.getUuid());
2242                    final int indexB = orderedUuids.indexOf(b.getUuid());
2243                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2244                        return a.compareTo(b);
2245                    }
2246                    return indexA - indexB;
2247                });
2248            } else {
2249                Collections.sort(list);
2250            }
2251        } catch (IllegalArgumentException e) {
2252            //ignore
2253        }
2254    }
2255
2256    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2257        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2258            return;
2259        } else if (timestamp == 0) {
2260            return;
2261        }
2262        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2263        final Runnable runnable = () -> {
2264            final Account account = conversation.getAccount();
2265            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2266            if (messages.size() > 0) {
2267                conversation.addAll(0, messages);
2268                callback.onMoreMessagesLoaded(messages.size(), conversation);
2269            } else if (conversation.hasMessagesLeftOnServer()
2270                    && account.isOnlineAndConnected()
2271                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2272                final boolean mamAvailable;
2273                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2274                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2275                } else {
2276                    mamAvailable = conversation.getMucOptions().mamSupport();
2277                }
2278                if (mamAvailable) {
2279                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2280                    if (query != null) {
2281                        query.setCallback(callback);
2282                        callback.informUser(R.string.fetching_history_from_server);
2283                    } else {
2284                        callback.informUser(R.string.not_fetching_history_retention_period);
2285                    }
2286
2287                }
2288            }
2289        };
2290        mDatabaseReaderExecutor.execute(runnable);
2291    }
2292
2293    public List<Account> getAccounts() {
2294        return this.accounts;
2295    }
2296
2297
2298    /**
2299     * 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)
2300     */
2301    public List<Conversation> findAllConferencesWith(Contact contact) {
2302        final ArrayList<Conversation> results = new ArrayList<>();
2303        for (final Conversation c : conversations) {
2304            if (c.getMode() != Conversation.MODE_MULTI) {
2305                continue;
2306            }
2307            final MucOptions mucOptions = c.getMucOptions();
2308            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2309                results.add(c);
2310            }
2311        }
2312        return results;
2313    }
2314
2315    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2316        for (final Conversation conversation : haystack) {
2317            if (conversation.getContact() == contact) {
2318                return conversation;
2319            }
2320        }
2321        return null;
2322    }
2323
2324    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2325        if (jid == null) {
2326            return null;
2327        }
2328        for (final Conversation conversation : haystack) {
2329            if ((account == null || conversation.getAccount() == account)
2330                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2331                return conversation;
2332            }
2333        }
2334        return null;
2335    }
2336
2337    public boolean isConversationsListEmpty(final Conversation ignore) {
2338        synchronized (this.conversations) {
2339            final int size = this.conversations.size();
2340            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2341        }
2342    }
2343
2344    public boolean isConversationStillOpen(final Conversation conversation) {
2345        synchronized (this.conversations) {
2346            for (Conversation current : this.conversations) {
2347                if (current == conversation) {
2348                    return true;
2349                }
2350            }
2351        }
2352        return false;
2353    }
2354
2355    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2356        return this.findOrCreateConversation(account, jid, muc, false, async);
2357    }
2358
2359    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2360        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2361    }
2362
2363    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2364        synchronized (this.conversations) {
2365            Conversation conversation = find(account, jid);
2366            if (conversation != null) {
2367                return conversation;
2368            }
2369            conversation = databaseBackend.findConversation(account, jid);
2370            final boolean loadMessagesFromDb;
2371            if (conversation != null) {
2372                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2373                conversation.setAccount(account);
2374                if (muc) {
2375                    conversation.setMode(Conversation.MODE_MULTI);
2376                    conversation.setContactJid(jid);
2377                } else {
2378                    conversation.setMode(Conversation.MODE_SINGLE);
2379                    conversation.setContactJid(jid.asBareJid());
2380                }
2381                databaseBackend.updateConversation(conversation);
2382                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2383            } else {
2384                String conversationName;
2385                Contact contact = account.getRoster().getContact(jid);
2386                if (contact != null) {
2387                    conversationName = contact.getDisplayName();
2388                } else {
2389                    conversationName = jid.getLocal();
2390                }
2391                if (muc) {
2392                    conversation = new Conversation(conversationName, account, jid,
2393                            Conversation.MODE_MULTI);
2394                } else {
2395                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2396                            Conversation.MODE_SINGLE);
2397                }
2398                this.databaseBackend.createConversation(conversation);
2399                loadMessagesFromDb = false;
2400            }
2401            final Conversation c = conversation;
2402            final Runnable runnable = () -> {
2403                if (loadMessagesFromDb) {
2404                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2405                    updateConversationUi();
2406                    c.messagesLoaded.set(true);
2407                }
2408                if (account.getXmppConnection() != null
2409                        && !c.getContact().isBlocked()
2410                        && account.getXmppConnection().getFeatures().mam()
2411                        && !muc) {
2412                    if (query == null) {
2413                        mMessageArchiveService.query(c);
2414                    } else {
2415                        if (query.getConversation() == null) {
2416                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2417                        }
2418                    }
2419                }
2420                if (joinAfterCreate) {
2421                    joinMuc(c);
2422                }
2423            };
2424            if (async) {
2425                mDatabaseReaderExecutor.execute(runnable);
2426            } else {
2427                runnable.run();
2428            }
2429            this.conversations.add(conversation);
2430            updateConversationUi();
2431            return conversation;
2432        }
2433    }
2434
2435    public void archiveConversation(Conversation conversation) {
2436        archiveConversation(conversation, true);
2437    }
2438
2439    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2440        if (isOnboarding()) return;
2441
2442        getNotificationService().clear(conversation);
2443        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2444        conversation.setNextMessage(null);
2445        synchronized (this.conversations) {
2446            getMessageArchiveService().kill(conversation);
2447            if (conversation.getMode() == Conversation.MODE_MULTI) {
2448                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2449                    final Bookmark bookmark = conversation.getBookmark();
2450                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2451                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2452                            Account account = bookmark.getAccount();
2453                            bookmark.setConversation(null);
2454                            deleteBookmark(account, bookmark);
2455                        } else if (bookmark.autojoin()) {
2456                            bookmark.setAutojoin(false);
2457                            createBookmark(bookmark.getAccount(), bookmark);
2458                        }
2459                    }
2460                }
2461                leaveMuc(conversation);
2462            } else {
2463                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2464                    stopPresenceUpdatesTo(conversation.getContact());
2465                }
2466            }
2467            updateConversation(conversation);
2468            this.conversations.remove(conversation);
2469            updateConversationUi();
2470        }
2471    }
2472
2473    public void stopPresenceUpdatesTo(Contact contact) {
2474        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2475        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2476        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2477    }
2478
2479    public void createAccount(final Account account) {
2480        account.initAccountServices(this);
2481        databaseBackend.createAccount(account);
2482        this.accounts.add(account);
2483        this.reconnectAccountInBackground(account);
2484        updateAccountUi();
2485        syncEnabledAccountSetting();
2486        toggleForegroundService();
2487    }
2488
2489    private void syncEnabledAccountSetting() {
2490        final boolean hasEnabledAccounts = hasEnabledAccounts();
2491        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2492        toggleSetProfilePictureActivity(hasEnabledAccounts);
2493    }
2494
2495    private void toggleSetProfilePictureActivity(final boolean enabled) {
2496        try {
2497            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2498            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2499            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2500        } catch (IllegalStateException e) {
2501            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2502        }
2503    }
2504
2505    public boolean reconfigurePushDistributor() {
2506        return this.unifiedPushBroker.reconfigurePushDistributor();
2507    }
2508
2509    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2510        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2511    }
2512
2513    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2514        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2515    }
2516
2517    private void provisionAccount(final String address, final String password) {
2518        final Jid jid = Jid.ofEscaped(address);
2519        final Account account = new Account(jid, password);
2520        account.setOption(Account.OPTION_DISABLED, true);
2521        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2522        createAccount(account);
2523    }
2524
2525    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2526        new Thread(() -> {
2527            try {
2528                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2529                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2530                if (cert == null) {
2531                    callback.informUser(R.string.unable_to_parse_certificate);
2532                    return;
2533                }
2534                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2535                if (info == null) {
2536                    callback.informUser(R.string.certificate_does_not_contain_jid);
2537                    return;
2538                }
2539                if (findAccountByJid(info.first) == null) {
2540                    final Account account = new Account(info.first, "");
2541                    account.setPrivateKeyAlias(alias);
2542                    account.setOption(Account.OPTION_DISABLED, true);
2543                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2544                    account.setDisplayName(info.second);
2545                    createAccount(account);
2546                    callback.onAccountCreated(account);
2547                    if (Config.X509_VERIFICATION) {
2548                        try {
2549                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2550                        } catch (CertificateException e) {
2551                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2552                        }
2553                    }
2554                } else {
2555                    callback.informUser(R.string.account_already_exists);
2556                }
2557            } catch (Exception e) {
2558                callback.informUser(R.string.unable_to_parse_certificate);
2559            }
2560        }).start();
2561
2562    }
2563
2564    public void updateKeyInAccount(final Account account, final String alias) {
2565        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2566        try {
2567            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2568            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2569            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2570            if (info == null) {
2571                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2572                return;
2573            }
2574            if (account.getJid().asBareJid().equals(info.first)) {
2575                account.setPrivateKeyAlias(alias);
2576                account.setDisplayName(info.second);
2577                databaseBackend.updateAccount(account);
2578                if (Config.X509_VERIFICATION) {
2579                    try {
2580                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2581                    } catch (CertificateException e) {
2582                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2583                    }
2584                    account.getAxolotlService().regenerateKeys(true);
2585                }
2586            } else {
2587                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2588            }
2589        } catch (Exception e) {
2590            e.printStackTrace();
2591        }
2592    }
2593
2594    public boolean updateAccount(final Account account) {
2595        if (databaseBackend.updateAccount(account)) {
2596            Integer color = account.getColorToSave();
2597            if (color == null) {
2598                getPreferences().edit().remove("account_color:" + account.getUuid()).commit();
2599            } else {
2600                getPreferences().edit().putInt("account_color:" + account.getUuid(), color.intValue()).commit();
2601            }
2602            account.setShowErrorNotification(true);
2603            this.statusListener.onStatusChanged(account);
2604            databaseBackend.updateAccount(account);
2605            reconnectAccountInBackground(account);
2606            updateAccountUi();
2607            getNotificationService().updateErrorNotification();
2608            toggleForegroundService();
2609            syncEnabledAccountSetting();
2610            mChannelDiscoveryService.cleanCache();
2611            return true;
2612        } else {
2613            return false;
2614        }
2615    }
2616
2617    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2618        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2619        sendIqPacket(account, iq, (a, packet) -> {
2620            if (packet.getType() == IqPacket.TYPE.RESULT) {
2621                a.setPassword(newPassword);
2622                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2623                databaseBackend.updateAccount(a);
2624                callback.onPasswordChangeSucceeded();
2625            } else {
2626                callback.onPasswordChangeFailed();
2627            }
2628        });
2629    }
2630
2631    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2632        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2633        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
2634        query.addChild("remove");
2635        sendIqPacket(account, iqPacket, (a, response) -> {
2636            if (response.getType() == IqPacket.TYPE.RESULT) {
2637                deleteAccount(a);
2638                callback.accept(true);
2639            } else {
2640                callback.accept(false);
2641            }
2642        });
2643    }
2644
2645    public void deleteAccount(final Account account) {
2646        getPreferences().edit().remove("onboarding_continued").commit();
2647        final boolean connected = account.getStatus() == Account.State.ONLINE;
2648        synchronized (this.conversations) {
2649            if (connected) {
2650                account.getAxolotlService().deleteOmemoIdentity();
2651            }
2652            for (final Conversation conversation : conversations) {
2653                if (conversation.getAccount() == account) {
2654                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2655                        if (connected) {
2656                            leaveMuc(conversation);
2657                        }
2658                    }
2659                    conversations.remove(conversation);
2660                    mNotificationService.clear(conversation);
2661                }
2662            }
2663            new Thread(() -> {
2664                for (final Contact contact : account.getRoster().getContacts()) {
2665                    contact.unregisterAsPhoneAccount(this);
2666                }
2667            }).start();
2668            if (account.getXmppConnection() != null) {
2669                new Thread(() -> disconnect(account, !connected)).start();
2670            }
2671            final Runnable runnable = () -> {
2672                if (!databaseBackend.deleteAccount(account)) {
2673                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2674                }
2675            };
2676            mDatabaseWriterExecutor.execute(runnable);
2677            this.accounts.remove(account);
2678            this.mRosterSyncTaskManager.clear(account);
2679            updateAccountUi();
2680            mNotificationService.updateErrorNotification();
2681            syncEnabledAccountSetting();
2682            toggleForegroundService();
2683        }
2684    }
2685
2686    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2687        final boolean remainingListeners;
2688        synchronized (LISTENER_LOCK) {
2689            remainingListeners = checkListeners();
2690            if (!this.mOnConversationUpdates.add(listener)) {
2691                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2692            }
2693            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2694        }
2695        if (remainingListeners) {
2696            switchToForeground();
2697        }
2698    }
2699
2700    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2701        final boolean remainingListeners;
2702        synchronized (LISTENER_LOCK) {
2703            this.mOnConversationUpdates.remove(listener);
2704            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2705            remainingListeners = checkListeners();
2706        }
2707        if (remainingListeners) {
2708            switchToBackground();
2709        }
2710    }
2711
2712    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2713        final boolean remainingListeners;
2714        synchronized (LISTENER_LOCK) {
2715            remainingListeners = checkListeners();
2716            if (!this.mOnShowErrorToasts.add(listener)) {
2717                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2718            }
2719        }
2720        if (remainingListeners) {
2721            switchToForeground();
2722        }
2723    }
2724
2725    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2726        final boolean remainingListeners;
2727        synchronized (LISTENER_LOCK) {
2728            this.mOnShowErrorToasts.remove(onShowErrorToast);
2729            remainingListeners = checkListeners();
2730        }
2731        if (remainingListeners) {
2732            switchToBackground();
2733        }
2734    }
2735
2736    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2737        final boolean remainingListeners;
2738        synchronized (LISTENER_LOCK) {
2739            remainingListeners = checkListeners();
2740            if (!this.mOnAccountUpdates.add(listener)) {
2741                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2742            }
2743        }
2744        if (remainingListeners) {
2745            switchToForeground();
2746        }
2747    }
2748
2749    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2750        final boolean remainingListeners;
2751        synchronized (LISTENER_LOCK) {
2752            this.mOnAccountUpdates.remove(listener);
2753            remainingListeners = checkListeners();
2754        }
2755        if (remainingListeners) {
2756            switchToBackground();
2757        }
2758    }
2759
2760    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2761        final boolean remainingListeners;
2762        synchronized (LISTENER_LOCK) {
2763            remainingListeners = checkListeners();
2764            if (!this.mOnCaptchaRequested.add(listener)) {
2765                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2766            }
2767        }
2768        if (remainingListeners) {
2769            switchToForeground();
2770        }
2771    }
2772
2773    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2774        final boolean remainingListeners;
2775        synchronized (LISTENER_LOCK) {
2776            this.mOnCaptchaRequested.remove(listener);
2777            remainingListeners = checkListeners();
2778        }
2779        if (remainingListeners) {
2780            switchToBackground();
2781        }
2782    }
2783
2784    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2785        final boolean remainingListeners;
2786        synchronized (LISTENER_LOCK) {
2787            remainingListeners = checkListeners();
2788            if (!this.mOnRosterUpdates.add(listener)) {
2789                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2790            }
2791        }
2792        if (remainingListeners) {
2793            switchToForeground();
2794        }
2795    }
2796
2797    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2798        final boolean remainingListeners;
2799        synchronized (LISTENER_LOCK) {
2800            this.mOnRosterUpdates.remove(listener);
2801            remainingListeners = checkListeners();
2802        }
2803        if (remainingListeners) {
2804            switchToBackground();
2805        }
2806    }
2807
2808    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2809        final boolean remainingListeners;
2810        synchronized (LISTENER_LOCK) {
2811            remainingListeners = checkListeners();
2812            if (!this.mOnUpdateBlocklist.add(listener)) {
2813                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2814            }
2815        }
2816        if (remainingListeners) {
2817            switchToForeground();
2818        }
2819    }
2820
2821    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2822        final boolean remainingListeners;
2823        synchronized (LISTENER_LOCK) {
2824            this.mOnUpdateBlocklist.remove(listener);
2825            remainingListeners = checkListeners();
2826        }
2827        if (remainingListeners) {
2828            switchToBackground();
2829        }
2830    }
2831
2832    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2833        final boolean remainingListeners;
2834        synchronized (LISTENER_LOCK) {
2835            remainingListeners = checkListeners();
2836            if (!this.mOnKeyStatusUpdated.add(listener)) {
2837                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2838            }
2839        }
2840        if (remainingListeners) {
2841            switchToForeground();
2842        }
2843    }
2844
2845    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2846        final boolean remainingListeners;
2847        synchronized (LISTENER_LOCK) {
2848            this.mOnKeyStatusUpdated.remove(listener);
2849            remainingListeners = checkListeners();
2850        }
2851        if (remainingListeners) {
2852            switchToBackground();
2853        }
2854    }
2855
2856    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2857        final boolean remainingListeners;
2858        synchronized (LISTENER_LOCK) {
2859            remainingListeners = checkListeners();
2860            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2861                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2862            }
2863        }
2864        if (remainingListeners) {
2865            switchToForeground();
2866        }
2867    }
2868
2869    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2870        final boolean remainingListeners;
2871        synchronized (LISTENER_LOCK) {
2872            this.onJingleRtpConnectionUpdate.remove(listener);
2873            remainingListeners = checkListeners();
2874        }
2875        if (remainingListeners) {
2876            switchToBackground();
2877        }
2878    }
2879
2880    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2881        final boolean remainingListeners;
2882        synchronized (LISTENER_LOCK) {
2883            remainingListeners = checkListeners();
2884            if (!this.mOnMucRosterUpdate.add(listener)) {
2885                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2886            }
2887        }
2888        if (remainingListeners) {
2889            switchToForeground();
2890        }
2891    }
2892
2893    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2894        final boolean remainingListeners;
2895        synchronized (LISTENER_LOCK) {
2896            this.mOnMucRosterUpdate.remove(listener);
2897            remainingListeners = checkListeners();
2898        }
2899        if (remainingListeners) {
2900            switchToBackground();
2901        }
2902    }
2903
2904    public boolean checkListeners() {
2905        return (this.mOnAccountUpdates.size() == 0
2906                && this.mOnConversationUpdates.size() == 0
2907                && this.mOnRosterUpdates.size() == 0
2908                && this.mOnCaptchaRequested.size() == 0
2909                && this.mOnMucRosterUpdate.size() == 0
2910                && this.mOnUpdateBlocklist.size() == 0
2911                && this.mOnShowErrorToasts.size() == 0
2912                && this.onJingleRtpConnectionUpdate.size() == 0
2913                && this.mOnKeyStatusUpdated.size() == 0);
2914    }
2915
2916    private void switchToForeground() {
2917        final boolean broadcastLastActivity = broadcastLastActivity();
2918        for (Conversation conversation : getConversations()) {
2919            if (conversation.getMode() == Conversation.MODE_MULTI) {
2920                conversation.getMucOptions().resetChatState();
2921            } else {
2922                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2923            }
2924        }
2925        for (Account account : getAccounts()) {
2926            if (account.getStatus() == Account.State.ONLINE) {
2927                account.deactivateGracePeriod();
2928                final XmppConnection connection = account.getXmppConnection();
2929                if (connection != null) {
2930                    if (connection.getFeatures().csi()) {
2931                        connection.sendActive();
2932                    }
2933                    if (broadcastLastActivity) {
2934                        sendPresence(account, false); //send new presence but don't include idle because we are not
2935                    }
2936                }
2937            }
2938        }
2939        Log.d(Config.LOGTAG, "app switched into foreground");
2940    }
2941
2942    private void switchToBackground() {
2943        final boolean broadcastLastActivity = broadcastLastActivity();
2944        if (broadcastLastActivity) {
2945            mLastActivity = System.currentTimeMillis();
2946            final SharedPreferences.Editor editor = getPreferences().edit();
2947            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2948            editor.apply();
2949        }
2950        for (Account account : getAccounts()) {
2951            if (account.getStatus() == Account.State.ONLINE) {
2952                XmppConnection connection = account.getXmppConnection();
2953                if (connection != null) {
2954                    if (broadcastLastActivity) {
2955                        sendPresence(account, true);
2956                    }
2957                    if (connection.getFeatures().csi()) {
2958                        connection.sendInactive();
2959                    }
2960                }
2961            }
2962        }
2963        this.mNotificationService.setIsInForeground(false);
2964        Log.d(Config.LOGTAG, "app switched into background");
2965    }
2966
2967    private void connectMultiModeConversations(Account account) {
2968        List<Conversation> conversations = getConversations();
2969        for (Conversation conversation : conversations) {
2970            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2971                joinMuc(conversation);
2972            }
2973        }
2974    }
2975
2976    public void mucSelfPingAndRejoin(final Conversation conversation) {
2977        final Account account = conversation.getAccount();
2978        synchronized (account.inProgressConferenceJoins) {
2979            if (account.inProgressConferenceJoins.contains(conversation)) {
2980                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2981                return;
2982            }
2983        }
2984        synchronized (account.inProgressConferencePings) {
2985            if (!account.inProgressConferencePings.add(conversation)) {
2986                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2987                return;
2988            }
2989        }
2990        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2991        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2992        ping.setTo(self);
2993        ping.addChild("ping", Namespace.PING);
2994        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2995            if (response.getType() == IqPacket.TYPE.ERROR) {
2996                Element error = response.findChild("error");
2997                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2998                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2999                } else {
3000                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3001                    joinMuc(conversation);
3002                }
3003            } else if (response.getType() == IqPacket.TYPE.RESULT) {
3004                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
3005            }
3006            synchronized (account.inProgressConferencePings) {
3007                account.inProgressConferencePings.remove(conversation);
3008            }
3009        });
3010    }
3011    public void joinMuc(Conversation conversation) {
3012        joinMuc(conversation, null, false);
3013    }
3014
3015    public void joinMuc(Conversation conversation, boolean followedInvite) {
3016        joinMuc(conversation, null, followedInvite);
3017    }
3018
3019    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3020        joinMuc(conversation, onConferenceJoined, false);
3021    }
3022
3023    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3024        final Account account = conversation.getAccount();
3025        synchronized (account.pendingConferenceJoins) {
3026            account.pendingConferenceJoins.remove(conversation);
3027        }
3028        synchronized (account.pendingConferenceLeaves) {
3029            account.pendingConferenceLeaves.remove(conversation);
3030        }
3031        if (account.getStatus() == Account.State.ONLINE) {
3032            synchronized (account.inProgressConferenceJoins) {
3033                account.inProgressConferenceJoins.add(conversation);
3034            }
3035            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3036                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3037            }
3038            conversation.resetMucOptions();
3039            if (onConferenceJoined != null) {
3040                conversation.getMucOptions().flagNoAutoPushConfiguration();
3041            }
3042            conversation.setHasMessagesLeftOnServer(false);
3043            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3044
3045                private void join(Conversation conversation) {
3046                    Account account = conversation.getAccount();
3047                    final MucOptions mucOptions = conversation.getMucOptions();
3048
3049                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3050                        synchronized (account.inProgressConferenceJoins) {
3051                            account.inProgressConferenceJoins.remove(conversation);
3052                        }
3053                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3054                        updateConversationUi();
3055                        if (onConferenceJoined != null) {
3056                            onConferenceJoined.onConferenceJoined(conversation);
3057                        }
3058                        return;
3059                    }
3060
3061                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3062                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3063                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null, mucOptions.getSelf().getNick());
3064                    packet.setTo(joinJid);
3065                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3066                    if (conversation.getMucOptions().getPassword() != null) {
3067                        x.addChild("password").setContent(mucOptions.getPassword());
3068                    }
3069
3070                    if (mucOptions.mamSupport()) {
3071                        // Use MAM instead of the limited muc history to get history
3072                        x.addChild("history").setAttribute("maxchars", "0");
3073                    } else {
3074                        // Fallback to muc history
3075                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3076                    }
3077                    sendPresencePacket(account, packet);
3078                    if (onConferenceJoined != null) {
3079                        onConferenceJoined.onConferenceJoined(conversation);
3080                    }
3081                    if (!joinJid.equals(conversation.getJid())) {
3082                        conversation.setContactJid(joinJid);
3083                        databaseBackend.updateConversation(conversation);
3084                    }
3085
3086                    if (mucOptions.mamSupport()) {
3087                        getMessageArchiveService().catchupMUC(conversation);
3088                    }
3089                    if (mucOptions.isPrivateAndNonAnonymous()) {
3090                        fetchConferenceMembers(conversation);
3091
3092                        if (followedInvite) {
3093                            final Bookmark bookmark = conversation.getBookmark();
3094                            if (bookmark != null) {
3095                                if (!bookmark.autojoin()) {
3096                                    bookmark.setAutojoin(true);
3097                                    createBookmark(account, bookmark);
3098                                }
3099                            } else {
3100                                saveConversationAsBookmark(conversation, null);
3101                            }
3102                        }
3103                    }
3104                    synchronized (account.inProgressConferenceJoins) {
3105                        account.inProgressConferenceJoins.remove(conversation);
3106                        sendUnsentMessages(conversation);
3107                    }
3108                }
3109
3110                @Override
3111                public void onConferenceConfigurationFetched(Conversation conversation) {
3112                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3113                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3114                        return;
3115                    }
3116                    join(conversation);
3117                }
3118
3119                @Override
3120                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3121                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3122                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3123                        return;
3124                    }
3125                    if ("remote-server-not-found".equals(errorCondition)) {
3126                        synchronized (account.inProgressConferenceJoins) {
3127                            account.inProgressConferenceJoins.remove(conversation);
3128                        }
3129                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3130                        updateConversationUi();
3131                    } else {
3132                        join(conversation);
3133                        fetchConferenceConfiguration(conversation);
3134                    }
3135                }
3136            });
3137            updateConversationUi();
3138        } else {
3139            synchronized (account.pendingConferenceJoins) {
3140                account.pendingConferenceJoins.add(conversation);
3141            }
3142            conversation.resetMucOptions();
3143            conversation.setHasMessagesLeftOnServer(false);
3144            updateConversationUi();
3145        }
3146    }
3147
3148    private void fetchConferenceMembers(final Conversation conversation) {
3149        final Account account = conversation.getAccount();
3150        final AxolotlService axolotlService = account.getAxolotlService();
3151        final String[] affiliations = {"member", "admin", "owner"};
3152        OnIqPacketReceived callback = new OnIqPacketReceived() {
3153
3154            private int i = 0;
3155            private boolean success = true;
3156
3157            @Override
3158            public void onIqPacketReceived(Account account, IqPacket packet) {
3159                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3160                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3161                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3162                    for (Element child : query.getChildren()) {
3163                        if ("item".equals(child.getName())) {
3164                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3165                            if (!user.realJidMatchesAccount()) {
3166                                boolean isNew = conversation.getMucOptions().updateUser(user);
3167                                Contact contact = user.getContact();
3168                                if (omemoEnabled
3169                                        && isNew
3170                                        && user.getRealJid() != null
3171                                        && (contact == null || !contact.mutualPresenceSubscription())
3172                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3173                                    axolotlService.fetchDeviceIds(user.getRealJid());
3174                                }
3175                            }
3176                        }
3177                    }
3178                } else {
3179                    success = false;
3180                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3181                }
3182                ++i;
3183                if (i >= affiliations.length) {
3184                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3185                    if (success) {
3186                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3187                        boolean changed = false;
3188                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3189                            Jid jid = iterator.next();
3190                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3191                                iterator.remove();
3192                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3193                                changed = true;
3194                            }
3195                        }
3196                        if (changed) {
3197                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3198                            updateConversation(conversation);
3199                        }
3200                    }
3201                    getAvatarService().clear(conversation);
3202                    updateMucRosterUi();
3203                    updateConversationUi();
3204                }
3205            }
3206        };
3207        for (String affiliation : affiliations) {
3208            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3209        }
3210        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3211    }
3212
3213    public void providePasswordForMuc(Conversation conversation, String password) {
3214        if (conversation.getMode() == Conversation.MODE_MULTI) {
3215            conversation.getMucOptions().setPassword(password);
3216            if (conversation.getBookmark() != null) {
3217                final Bookmark bookmark = conversation.getBookmark();
3218                if (synchronizeWithBookmarks()) {
3219                    bookmark.setAutojoin(true);
3220                }
3221                createBookmark(conversation.getAccount(), bookmark);
3222            }
3223            updateConversation(conversation);
3224            joinMuc(conversation);
3225        }
3226    }
3227
3228    public void deleteAvatar(final Account account) {
3229        final AtomicBoolean executed = new AtomicBoolean(false);
3230        final Runnable onDeleted =
3231                () -> {
3232                    if (executed.compareAndSet(false, true)) {
3233                        account.setAvatar(null);
3234                        databaseBackend.updateAccount(account);
3235                        getAvatarService().clear(account);
3236                        updateAccountUi();
3237                    }
3238                };
3239        deleteVcardAvatar(account, onDeleted);
3240        deletePepNode(account, Namespace.AVATAR_DATA);
3241        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3242    }
3243
3244    public void deletePepNode(final Account account, final String node) {
3245        deletePepNode(account, node, null);
3246    }
3247
3248    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3249        final IqPacket request = mIqGenerator.deleteNode(node);
3250        sendIqPacket(account, request, (a, packet) -> {
3251            if (packet.getType() == IqPacket.TYPE.RESULT) {
3252                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3253                if (runnable != null) {
3254                    runnable.run();
3255                }
3256            } else {
3257                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3258            }
3259        });
3260    }
3261
3262    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3263        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3264        sendIqPacket(account, retrieveVcard, (a, response) -> {
3265            if (response.getType() != IqPacket.TYPE.RESULT) {
3266                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3267                return;
3268            }
3269            final Element vcard = response.findChild("vCard", "vcard-temp");
3270            if (vcard == null) {
3271                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3272                return;
3273            }
3274            Element photo = vcard.findChild("PHOTO");
3275            if (photo == null) {
3276                photo = vcard.addChild("PHOTO");
3277            }
3278            photo.clearChildren();
3279            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3280            publication.setTo(a.getJid().asBareJid());
3281            publication.addChild(vcard);
3282            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3283                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3284                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3285                    runnable.run();
3286                } else {
3287                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3288                }
3289            });
3290        });
3291    }
3292
3293    private boolean hasEnabledAccounts() {
3294        if (this.accounts == null) {
3295            return false;
3296        }
3297        for (Account account : this.accounts) {
3298            if (account.isEnabled()) {
3299                return true;
3300            }
3301        }
3302        return false;
3303    }
3304
3305
3306    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3307        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3308    }
3309
3310    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3311        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3312    }
3313
3314
3315    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3316        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3317    }
3318
3319    public void persistSelfNick(MucOptions.User self) {
3320        final Conversation conversation = self.getConversation();
3321        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3322        Jid full = self.getFullJid();
3323        if (!full.equals(conversation.getJid())) {
3324            Log.d(Config.LOGTAG, "nick changed. updating");
3325            conversation.setContactJid(full);
3326            databaseBackend.updateConversation(conversation);
3327        }
3328
3329        final String nick = self.getNick();
3330        final Bookmark bookmark = conversation.getBookmark();
3331        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3332        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !nick.equals(bookmarkedNick)) {
3333            final Account account = conversation.getAccount();
3334            final String defaultNick = MucOptions.defaultNick(account);
3335            if (TextUtils.isEmpty(bookmarkedNick) && nick.equals(defaultNick)) {
3336                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3337                return;
3338            }
3339            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + nick + "' into bookmark for " + conversation.getJid().asBareJid());
3340            bookmark.setNick(nick);
3341            createBookmark(bookmark.getAccount(), bookmark);
3342        }
3343    }
3344
3345    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3346        final MucOptions options = conversation.getMucOptions();
3347        final Jid joinJid = options.createJoinJid(nick);
3348        if (joinJid == null) {
3349            return false;
3350        }
3351        if (options.online()) {
3352            Account account = conversation.getAccount();
3353            options.setOnRenameListener(new OnRenameListener() {
3354
3355                @Override
3356                public void onSuccess() {
3357                    final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3358                    packet.setTo(joinJid);
3359                    sendPresencePacket(account, packet);
3360                    callback.success(conversation);
3361                }
3362
3363                @Override
3364                public void onFailure() {
3365                    callback.error(R.string.nick_in_use, conversation);
3366                }
3367            });
3368
3369            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3370            packet.setTo(joinJid);
3371            sendPresencePacket(account, packet);
3372        } else {
3373            conversation.setContactJid(joinJid);
3374            databaseBackend.updateConversation(conversation);
3375            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3376                Bookmark bookmark = conversation.getBookmark();
3377                if (bookmark != null) {
3378                    bookmark.setNick(nick);
3379                    createBookmark(bookmark.getAccount(), bookmark);
3380                }
3381                joinMuc(conversation);
3382            }
3383        }
3384        return true;
3385    }
3386
3387    public void leaveMuc(Conversation conversation) {
3388        leaveMuc(conversation, false);
3389    }
3390
3391    private void leaveMuc(Conversation conversation, boolean now) {
3392        final Account account = conversation.getAccount();
3393        synchronized (account.pendingConferenceJoins) {
3394            account.pendingConferenceJoins.remove(conversation);
3395        }
3396        synchronized (account.pendingConferenceLeaves) {
3397            account.pendingConferenceLeaves.remove(conversation);
3398        }
3399        if (account.getStatus() == Account.State.ONLINE || now) {
3400            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3401            conversation.getMucOptions().setOffline();
3402            Bookmark bookmark = conversation.getBookmark();
3403            if (bookmark != null) {
3404                bookmark.setConversation(null);
3405            }
3406            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3407        } else {
3408            synchronized (account.pendingConferenceLeaves) {
3409                account.pendingConferenceLeaves.add(conversation);
3410            }
3411        }
3412    }
3413
3414    public String findConferenceServer(final Account account) {
3415        String server;
3416        if (account.getXmppConnection() != null) {
3417            server = account.getXmppConnection().getMucServer();
3418            if (server != null) {
3419                return server;
3420            }
3421        }
3422        for (Account other : getAccounts()) {
3423            if (other != account && other.getXmppConnection() != null) {
3424                server = other.getXmppConnection().getMucServer();
3425                if (server != null) {
3426                    return server;
3427                }
3428            }
3429        }
3430        return null;
3431    }
3432
3433
3434    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3435        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3436            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3437            if (!TextUtils.isEmpty(name)) {
3438                configuration.putString("muc#roomconfig_roomname", name);
3439            }
3440            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3441                @Override
3442                public void onPushSucceeded() {
3443                    saveConversationAsBookmark(conversation, name);
3444                    callback.success(conversation);
3445                }
3446
3447                @Override
3448                public void onPushFailed() {
3449                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3450                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3451                    } else {
3452                        callback.error(R.string.joined_an_existing_channel, conversation);
3453                    }
3454                }
3455            });
3456        });
3457    }
3458
3459    public boolean createAdhocConference(final Account account,
3460                                         final String name,
3461                                         final Iterable<Jid> jids,
3462                                         final UiCallback<Conversation> callback) {
3463        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3464        if (account.getStatus() == Account.State.ONLINE) {
3465            try {
3466                String server = findConferenceServer(account);
3467                if (server == null) {
3468                    if (callback != null) {
3469                        callback.error(R.string.no_conference_server_found, null);
3470                    }
3471                    return false;
3472                }
3473                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3474                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3475                joinMuc(conversation, new OnConferenceJoined() {
3476                    @Override
3477                    public void onConferenceJoined(final Conversation conversation) {
3478                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3479                        if (!TextUtils.isEmpty(name)) {
3480                            configuration.putString("muc#roomconfig_roomname", name);
3481                        }
3482                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3483                            @Override
3484                            public void onPushSucceeded() {
3485                                for (Jid invite : jids) {
3486                                    invite(conversation, invite);
3487                                }
3488                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3489                                    if (resource == null || "".equals(resource)) continue;
3490                                    Jid other = account.getJid().withResource(resource);
3491                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3492                                    directInvite(conversation, other);
3493                                }
3494                                saveConversationAsBookmark(conversation, name);
3495                                if (callback != null) {
3496                                    callback.success(conversation);
3497                                }
3498                            }
3499
3500                            @Override
3501                            public void onPushFailed() {
3502                                archiveConversation(conversation);
3503                                if (callback != null) {
3504                                    callback.error(R.string.conference_creation_failed, conversation);
3505                                }
3506                            }
3507                        });
3508                    }
3509                });
3510                return true;
3511            } catch (IllegalArgumentException e) {
3512                if (callback != null) {
3513                    callback.error(R.string.conference_creation_failed, null);
3514                }
3515                return false;
3516            }
3517        } else {
3518            if (callback != null) {
3519                callback.error(R.string.not_connected_try_again, null);
3520            }
3521            return false;
3522        }
3523    }
3524
3525    public void checkIfMuc(final Account account, final Jid jid, Consumer<Boolean> cb) {
3526        if (jid.isDomainJid()) {
3527            // Spec basically says MUC needs to have a node
3528            // And also specifies that MUC and MUC service should have the same identity...
3529            cb.accept(false);
3530            return;
3531        }
3532
3533        IqPacket request = mIqGenerator.queryDiscoInfo(jid.asBareJid());
3534        sendIqPacket(account, request, (acct, reply) -> {
3535            ServiceDiscoveryResult result = new ServiceDiscoveryResult(reply);
3536            cb.accept(
3537                result.getFeatures().contains("http://jabber.org/protocol/muc") &&
3538                result.hasIdentity("conference", null)
3539            );
3540        });
3541    }
3542
3543    public void fetchConferenceConfiguration(final Conversation conversation) {
3544        fetchConferenceConfiguration(conversation, null);
3545    }
3546
3547    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3548        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3549        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3550            @Override
3551            public void onIqPacketReceived(Account account, IqPacket packet) {
3552                if (packet.getType() == IqPacket.TYPE.RESULT) {
3553                    final MucOptions mucOptions = conversation.getMucOptions();
3554                    final Bookmark bookmark = conversation.getBookmark();
3555                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3556
3557                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3558                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3559                        updateConversation(conversation);
3560                    }
3561
3562                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3563                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3564                            createBookmark(account, bookmark);
3565                        }
3566                    }
3567
3568
3569                    if (callback != null) {
3570                        callback.onConferenceConfigurationFetched(conversation);
3571                    }
3572
3573
3574                    updateConversationUi();
3575                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3576                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3577                } else {
3578                    if (callback != null) {
3579                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3580                    }
3581                }
3582            }
3583        });
3584    }
3585
3586    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3587        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3588    }
3589
3590    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3591        Log.d(Config.LOGTAG, "pushing node configuration");
3592        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3593            @Override
3594            public void onIqPacketReceived(Account account, IqPacket packet) {
3595                if (packet.getType() == IqPacket.TYPE.RESULT) {
3596                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3597                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3598                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3599                    if (x != null) {
3600                        Data data = Data.parse(x);
3601                        data.submit(options);
3602                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3603                            @Override
3604                            public void onIqPacketReceived(Account account, IqPacket packet) {
3605                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3606                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3607                                    callback.onPushSucceeded();
3608                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3609                                    callback.onPushFailed();
3610                                }
3611                            }
3612                        });
3613                    } else if (callback != null) {
3614                        callback.onPushFailed();
3615                    }
3616                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3617                    callback.onPushFailed();
3618                }
3619            }
3620        });
3621    }
3622
3623    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3624        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3625            conversation.setAttribute("accept_non_anonymous", true);
3626            updateConversation(conversation);
3627        }
3628        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3629            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3630            options.putString("members_by_default", moderated ? "0" : "1");
3631        }
3632        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3633        request.setTo(conversation.getJid().asBareJid());
3634        request.query("http://jabber.org/protocol/muc#owner");
3635        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3636            @Override
3637            public void onIqPacketReceived(Account account, IqPacket packet) {
3638                if (packet.getType() == IqPacket.TYPE.RESULT) {
3639                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3640                    data.submit(options);
3641                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3642                    set.setTo(conversation.getJid().asBareJid());
3643                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3644                    sendIqPacket(account, set, new OnIqPacketReceived() {
3645                        @Override
3646                        public void onIqPacketReceived(Account account, IqPacket packet) {
3647                            if (callback != null) {
3648                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3649                                    callback.onPushSucceeded();
3650                                } else {
3651                                    callback.onPushFailed();
3652                                }
3653                            }
3654                        }
3655                    });
3656                } else {
3657                    if (callback != null) {
3658                        callback.onPushFailed();
3659                    }
3660                }
3661            }
3662        });
3663    }
3664
3665    public void pushSubjectToConference(final Conversation conference, final String subject) {
3666        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3667        this.sendMessagePacket(conference.getAccount(), packet);
3668    }
3669
3670    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3671        final Jid jid = user.asBareJid();
3672        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3673        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3674            if (response.getType() == IqPacket.TYPE.RESULT) {
3675                conference.getMucOptions().changeAffiliation(jid, affiliation);
3676                getAvatarService().clear(conference);
3677                if (callback != null) {
3678                    callback.onAffiliationChangedSuccessful(jid);
3679                } else {
3680                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3681                }
3682            } else if (callback != null) {
3683                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3684            } else {
3685                Log.d(Config.LOGTAG, "unable to change affiliation");
3686            }
3687        });
3688    }
3689
3690    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3691        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3692        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3693            if (packet.getType() != IqPacket.TYPE.RESULT) {
3694                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3695            }
3696        });
3697    }
3698
3699    public void moderateMessage(final Account account, final Message m, final String reason) {
3700        IqPacket request = this.mIqGenerator.moderateMessage(account, m, reason);
3701        sendIqPacket(account, request, (a, packet) -> {
3702            if (packet.getType() != IqPacket.TYPE.RESULT) {
3703                showErrorToastInUi(R.string.unable_to_moderate);
3704                Log.d(Config.LOGTAG, a.getJid().asBareJid() + " unable to moderate: " + packet);
3705            }
3706        });
3707    }
3708
3709    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3710        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3711        request.setTo(conversation.getJid().asBareJid());
3712        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3713        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3714            @Override
3715            public void onIqPacketReceived(Account account, IqPacket packet) {
3716                if (packet.getType() == IqPacket.TYPE.RESULT) {
3717                    if (callback != null) {
3718                        callback.onRoomDestroySucceeded();
3719                    }
3720                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3721                    if (callback != null) {
3722                        callback.onRoomDestroyFailed();
3723                    }
3724                }
3725            }
3726        });
3727    }
3728
3729    private void disconnect(Account account, boolean force) {
3730        if ((account.getStatus() == Account.State.ONLINE)
3731                || (account.getStatus() == Account.State.DISABLED)) {
3732            final XmppConnection connection = account.getXmppConnection();
3733            if (!force) {
3734                List<Conversation> conversations = getConversations();
3735                for (Conversation conversation : conversations) {
3736                    if (conversation.getAccount() == account) {
3737                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3738                            leaveMuc(conversation, true);
3739                        }
3740                    }
3741                }
3742                sendOfflinePresence(account);
3743            }
3744            connection.disconnect(force);
3745        }
3746    }
3747
3748    @Override
3749    public IBinder onBind(Intent intent) {
3750        return mBinder;
3751    }
3752
3753    public void updateMessage(Message message) {
3754        updateMessage(message, true);
3755    }
3756
3757    public void updateMessage(Message message, boolean includeBody) {
3758        databaseBackend.updateMessage(message, includeBody);
3759        updateConversationUi();
3760    }
3761
3762    public void createMessageAsync(final Message message) {
3763        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3764    }
3765
3766    public void updateMessage(Message message, String uuid) {
3767        if (!databaseBackend.updateMessage(message, uuid)) {
3768            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3769        }
3770        updateConversationUi();
3771    }
3772
3773    protected void syncDirtyContacts(Account account) {
3774        for (Contact contact : account.getRoster().getContacts()) {
3775            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3776                pushContactToServer(contact);
3777            }
3778            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3779                deleteContactOnServer(contact);
3780            }
3781        }
3782    }
3783
3784    protected void unregisterPhoneAccounts(final Account account) {
3785        for (final Contact contact : account.getRoster().getContacts()) {
3786            if (!contact.showInRoster()) {
3787                contact.unregisterAsPhoneAccount(this);
3788            }
3789        }
3790    }
3791
3792    public void createContact(final Contact contact, final boolean autoGrant) {
3793        createContact(contact, autoGrant, null);
3794    }
3795
3796    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3797        if (autoGrant) {
3798            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3799            contact.setOption(Contact.Options.ASKING);
3800        }
3801        pushContactToServer(contact, preAuth);
3802    }
3803
3804    public void pushContactToServer(final Contact contact) {
3805        pushContactToServer(contact, null);
3806    }
3807
3808    private void pushContactToServer(final Contact contact, final String preAuth) {
3809        contact.resetOption(Contact.Options.DIRTY_DELETE);
3810        contact.setOption(Contact.Options.DIRTY_PUSH);
3811        final Account account = contact.getAccount();
3812        if (account.getStatus() == Account.State.ONLINE) {
3813            final boolean ask = contact.getOption(Contact.Options.ASKING);
3814            final boolean sendUpdates = contact
3815                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3816                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3817            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3818            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3819            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3820            if (sendUpdates) {
3821                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3822            }
3823            if (ask) {
3824                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3825            }
3826        } else {
3827            syncRoster(contact.getAccount());
3828        }
3829    }
3830
3831    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3832        new Thread(() -> {
3833            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3834            final int size = Config.AVATAR_SIZE;
3835            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3836            if (avatar != null) {
3837                if (!getFileBackend().save(avatar)) {
3838                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3839                    return;
3840                }
3841                avatar.owner = conversation.getJid().asBareJid();
3842                publishMucAvatar(conversation, avatar, callback);
3843            } else {
3844                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3845            }
3846        }).start();
3847    }
3848
3849    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3850        new Thread(() -> {
3851            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3852            final int size = Config.AVATAR_SIZE;
3853            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3854            if (avatar != null) {
3855                if (!getFileBackend().save(avatar)) {
3856                    Log.d(Config.LOGTAG, "unable to save vcard");
3857                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3858                    return;
3859                }
3860                publishAvatar(account, avatar, callback);
3861            } else {
3862                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3863            }
3864        }).start();
3865
3866    }
3867
3868    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3869        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3870        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3871            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3872            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3873                Element vcard = response.findChild("vCard", "vcard-temp");
3874                if (vcard == null) {
3875                    vcard = new Element("vCard", "vcard-temp");
3876                }
3877                Element photo = vcard.findChild("PHOTO");
3878                if (photo == null) {
3879                    photo = vcard.addChild("PHOTO");
3880                }
3881                photo.clearChildren();
3882                photo.addChild("TYPE").setContent(avatar.type);
3883                photo.addChild("BINVAL").setContent(avatar.image);
3884                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3885                publication.setTo(conversation.getJid().asBareJid());
3886                publication.addChild(vcard);
3887                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3888                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3889                        callback.onAvatarPublicationSucceeded();
3890                    } else {
3891                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3892                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3893                    }
3894                });
3895            } else {
3896                Log.d(Config.LOGTAG, "failed to request vcard " + response);
3897                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3898            }
3899        });
3900    }
3901
3902    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3903        final Bundle options;
3904        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3905            options = PublishOptions.openAccess();
3906        } else {
3907            options = null;
3908        }
3909        publishAvatar(account, avatar, options, true, callback);
3910    }
3911
3912    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3913        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3914        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3915        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3916
3917            @Override
3918            public void onIqPacketReceived(Account account, IqPacket result) {
3919                if (result.getType() == IqPacket.TYPE.RESULT) {
3920                    publishAvatarMetadata(account, avatar, options, true, callback);
3921                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3922                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
3923                        @Override
3924                        public void onPushSucceeded() {
3925                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3926                            publishAvatar(account, avatar, options, false, callback);
3927                        }
3928
3929                        @Override
3930                        public void onPushFailed() {
3931                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3932                            publishAvatar(account, avatar, null, false, callback);
3933                        }
3934                    });
3935                } else {
3936                    Element error = result.findChild("error");
3937                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3938                    if (callback != null) {
3939                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3940                    }
3941                }
3942            }
3943        });
3944    }
3945
3946    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3947        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3948        sendIqPacket(account, packet, new OnIqPacketReceived() {
3949            @Override
3950            public void onIqPacketReceived(Account account, IqPacket result) {
3951                if (result.getType() == IqPacket.TYPE.RESULT) {
3952                    if (account.setAvatar(avatar.getFilename())) {
3953                        getAvatarService().clear(account);
3954                        databaseBackend.updateAccount(account);
3955                        notifyAccountAvatarHasChanged(account);
3956                    }
3957                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3958                    if (callback != null) {
3959                        callback.onAvatarPublicationSucceeded();
3960                    }
3961                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3962                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
3963                        @Override
3964                        public void onPushSucceeded() {
3965                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3966                            publishAvatarMetadata(account, avatar, options, false, callback);
3967                        }
3968
3969                        @Override
3970                        public void onPushFailed() {
3971                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3972                            publishAvatarMetadata(account, avatar, null, false, callback);
3973                        }
3974                    });
3975                } else {
3976                    if (callback != null) {
3977                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3978                    }
3979                }
3980            }
3981        });
3982    }
3983
3984    public void republishAvatarIfNeeded(Account account) {
3985        if (account.getAxolotlService().isPepBroken()) {
3986            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3987            return;
3988        }
3989        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3990        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3991
3992            private Avatar parseAvatar(IqPacket packet) {
3993                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3994                if (pubsub != null) {
3995                    Element items = pubsub.findChild("items");
3996                    if (items != null) {
3997                        return Avatar.parseMetadata(items);
3998                    }
3999                }
4000                return null;
4001            }
4002
4003            private boolean errorIsItemNotFound(IqPacket packet) {
4004                Element error = packet.findChild("error");
4005                return packet.getType() == IqPacket.TYPE.ERROR
4006                        && error != null
4007                        && error.hasChild("item-not-found");
4008            }
4009
4010            @Override
4011            public void onIqPacketReceived(Account account, IqPacket packet) {
4012                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
4013                    Avatar serverAvatar = parseAvatar(packet);
4014                    if (serverAvatar == null && account.getAvatar() != null) {
4015                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4016                        if (avatar != null) {
4017                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4018                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4019                        } else {
4020                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4021                        }
4022                    }
4023                }
4024            }
4025        });
4026    }
4027
4028    public void fetchAvatar(Account account, Avatar avatar) {
4029        fetchAvatar(account, avatar, null);
4030    }
4031
4032    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4033        if (databaseBackend.isBlockedMedia(avatar.cid())) {
4034            if (callback != null) callback.error(0, null);
4035            return;
4036        }
4037
4038        final String KEY = generateFetchKey(account, avatar);
4039        synchronized (this.mInProgressAvatarFetches) {
4040            if (mInProgressAvatarFetches.add(KEY)) {
4041                switch (avatar.origin) {
4042                    case PEP:
4043                        this.mInProgressAvatarFetches.add(KEY);
4044                        fetchAvatarPep(account, avatar, callback);
4045                        break;
4046                    case VCARD:
4047                        this.mInProgressAvatarFetches.add(KEY);
4048                        fetchAvatarVcard(account, avatar, callback);
4049                        break;
4050                }
4051            } else if (avatar.origin == Avatar.Origin.PEP) {
4052                mOmittedPepAvatarFetches.add(KEY);
4053            } else {
4054                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4055            }
4056        }
4057    }
4058
4059    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4060        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
4061        sendIqPacket(account, packet, (a, result) -> {
4062            synchronized (mInProgressAvatarFetches) {
4063                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
4064            }
4065            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4066            if (result.getType() == IqPacket.TYPE.RESULT) {
4067                avatar.image = mIqParser.avatarData(result);
4068                if (avatar.image != null) {
4069                    if (getFileBackend().save(avatar)) {
4070                        if (a.getJid().asBareJid().equals(avatar.owner)) {
4071                            if (a.setAvatar(avatar.getFilename())) {
4072                                databaseBackend.updateAccount(a);
4073                            }
4074                            getAvatarService().clear(a);
4075                            updateConversationUi();
4076                            updateAccountUi();
4077                        } else {
4078                            final Contact contact = a.getRoster().getContact(avatar.owner);
4079                            contact.setAvatar(avatar);
4080                            syncRoster(account);
4081                            getAvatarService().clear(contact);
4082                            updateConversationUi();
4083                            updateRosterUi();
4084                        }
4085                        if (callback != null) {
4086                            callback.success(avatar);
4087                        }
4088                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4089                        return;
4090                    }
4091                } else {
4092
4093                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4094                }
4095            } else {
4096                Element error = result.findChild("error");
4097                if (error == null) {
4098                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4099                } else {
4100                    Log.d(Config.LOGTAG, ERROR + error.toString());
4101                }
4102            }
4103            if (callback != null) {
4104                callback.error(0, null);
4105            }
4106
4107        });
4108    }
4109
4110    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4111        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4112        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4113            @Override
4114            public void onIqPacketReceived(Account account, IqPacket packet) {
4115                final boolean previouslyOmittedPepFetch;
4116                synchronized (mInProgressAvatarFetches) {
4117                    final String KEY = generateFetchKey(account, avatar);
4118                    mInProgressAvatarFetches.remove(KEY);
4119                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4120                }
4121                if (packet.getType() == IqPacket.TYPE.RESULT) {
4122                    Element vCard = packet.findChild("vCard", "vcard-temp");
4123                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4124                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
4125                    if (image != null) {
4126                        avatar.image = image;
4127                        if (getFileBackend().save(avatar)) {
4128                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
4129                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4130                            if (avatar.owner.isBareJid()) {
4131                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4132                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4133                                    account.setAvatar(avatar.getFilename());
4134                                    databaseBackend.updateAccount(account);
4135                                    getAvatarService().clear(account);
4136                                    updateAccountUi();
4137                                } else {
4138                                    final Contact contact = account.getRoster().getContact(avatar.owner);
4139                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
4140                                    syncRoster(account);
4141                                    getAvatarService().clear(contact);
4142                                    updateRosterUi();
4143                                }
4144                                updateConversationUi();
4145                            } else {
4146                                Conversation conversation = find(account, avatar.owner.asBareJid());
4147                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4148                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4149                                    if (user != null) {
4150                                        if (user.setAvatar(avatar)) {
4151                                            getAvatarService().clear(user);
4152                                            updateConversationUi();
4153                                            updateMucRosterUi();
4154                                        }
4155                                        if (user.getRealJid() != null) {
4156                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4157                                            contact.setAvatar(avatar);
4158                                            syncRoster(account);
4159                                            getAvatarService().clear(contact);
4160                                            updateRosterUi();
4161                                        }
4162                                    }
4163                                }
4164                            }
4165                        }
4166                    }
4167                }
4168            }
4169        });
4170    }
4171
4172    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4173        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4174        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4175
4176            @Override
4177            public void onIqPacketReceived(Account account, IqPacket packet) {
4178                if (packet.getType() == IqPacket.TYPE.RESULT) {
4179                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4180                    if (pubsub != null) {
4181                        Element items = pubsub.findChild("items");
4182                        if (items != null) {
4183                            Avatar avatar = Avatar.parseMetadata(items);
4184                            if (avatar != null) {
4185                                avatar.owner = account.getJid().asBareJid();
4186                                if (fileBackend.isAvatarCached(avatar)) {
4187                                    if (account.setAvatar(avatar.getFilename())) {
4188                                        databaseBackend.updateAccount(account);
4189                                    }
4190                                    getAvatarService().clear(account);
4191                                    callback.success(avatar);
4192                                } else {
4193                                    fetchAvatarPep(account, avatar, callback);
4194                                }
4195                                return;
4196                            }
4197                        }
4198                    }
4199                }
4200                callback.error(0, null);
4201            }
4202        });
4203    }
4204
4205    public void notifyAccountAvatarHasChanged(final Account account) {
4206        final XmppConnection connection = account.getXmppConnection();
4207        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4208            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4209            for (Conversation conversation : conversations) {
4210                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4211                    final MucOptions mucOptions = conversation.getMucOptions();
4212                    if (mucOptions.online()) {
4213                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous(), mucOptions.getSelf().getNick());
4214                        packet.setTo(mucOptions.getSelf().getFullJid());
4215                        connection.sendPresencePacket(packet);
4216                    }
4217                }
4218            }
4219        }
4220    }
4221
4222    public void fetchVcard4(Account account, final Contact contact, final Consumer<Element> callback) {
4223        IqPacket packet = this.mIqGenerator.retrieveVcard4(contact.getJid());
4224        sendIqPacket(account, packet, (a, result) -> {
4225            if (result.getType() == IqPacket.TYPE.RESULT) {
4226                final Element item = mIqParser.getItem(result);
4227                if (item != null) {
4228                    final Element vcard4 = item.findChild("vcard", Namespace.VCARD4);
4229                    if (vcard4 != null) {
4230                        if (callback != null) {
4231                            callback.accept(vcard4);
4232                        }
4233                        return;
4234                    }
4235                }
4236            } else {
4237                Element error = result.findChild("error");
4238                if (error == null) {
4239                    Log.d(Config.LOGTAG, "fetchVcard4 (server error)");
4240                } else {
4241                    Log.d(Config.LOGTAG, "fetchVcard4 " + error.toString());
4242                }
4243            }
4244            if (callback != null) {
4245                callback.accept(null);
4246            }
4247
4248        });
4249    }
4250
4251    public void deleteContactOnServer(Contact contact) {
4252        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4253        contact.resetOption(Contact.Options.DIRTY_PUSH);
4254        contact.setOption(Contact.Options.DIRTY_DELETE);
4255        Account account = contact.getAccount();
4256        if (account.getStatus() == Account.State.ONLINE) {
4257            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4258            Element item = iq.query(Namespace.ROSTER).addChild("item");
4259            item.setAttribute("jid", contact.getJid());
4260            item.setAttribute("subscription", "remove");
4261            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4262        }
4263    }
4264
4265    public void updateConversation(final Conversation conversation) {
4266        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4267    }
4268
4269    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4270        synchronized (account) {
4271            XmppConnection connection = account.getXmppConnection();
4272            if (connection == null) {
4273                connection = createConnection(account);
4274                account.setXmppConnection(connection);
4275            }
4276            boolean hasInternet = hasInternetConnection();
4277            if (account.isEnabled() && hasInternet) {
4278                if (!force) {
4279                    disconnect(account, false);
4280                }
4281                Thread thread = new Thread(connection);
4282                connection.setInteractive(interactive);
4283                connection.prepareNewConnection();
4284                connection.interrupt();
4285                thread.start();
4286                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4287            } else {
4288                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4289                account.getRoster().clearPresences();
4290                connection.resetEverything();
4291                final AxolotlService axolotlService = account.getAxolotlService();
4292                if (axolotlService != null) {
4293                    axolotlService.resetBrokenness();
4294                }
4295                if (!hasInternet) {
4296                    account.setStatus(Account.State.NO_INTERNET);
4297                }
4298            }
4299        }
4300    }
4301
4302    public void reconnectAccountInBackground(final Account account) {
4303        new Thread(() -> reconnectAccount(account, false, true)).start();
4304    }
4305
4306    public void invite(final Conversation conversation, final Jid contact) {
4307        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4308        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4309        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4310            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4311        }
4312        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4313        sendMessagePacket(conversation.getAccount(), packet);
4314    }
4315
4316    public void directInvite(Conversation conversation, Jid jid) {
4317        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4318        sendMessagePacket(conversation.getAccount(), packet);
4319    }
4320
4321    public void resetSendingToWaiting(Account account) {
4322        for (Conversation conversation : getConversations()) {
4323            if (conversation.getAccount() == account) {
4324                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4325            }
4326        }
4327    }
4328
4329    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4330        return markMessage(account, recipient, uuid, status, null);
4331    }
4332
4333    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4334        if (uuid == null) {
4335            return null;
4336        }
4337        for (Conversation conversation : getConversations()) {
4338            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4339                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4340                if (message != null) {
4341                    markMessage(message, status, errorMessage);
4342                }
4343                return message;
4344            }
4345        }
4346        return null;
4347    }
4348
4349    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4350        return markMessage(conversation, uuid, status, serverMessageId, null);
4351    }
4352
4353    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4354        if (uuid == null) {
4355            return false;
4356        } else {
4357            final Message message = conversation.findSentMessageWithUuid(uuid);
4358            if (message != null) {
4359                if (message.getServerMsgId() == null) {
4360                    message.setServerMsgId(serverMessageId);
4361                }
4362                if (message.getEncryption() == Message.ENCRYPTION_NONE
4363                        && message.isTypeText()
4364                        && isBodyModified(message, body)) {
4365                    message.setBody(body.content);
4366                    if (body.count > 1) {
4367                        message.setBodyLanguage(body.language);
4368                    }
4369                    markMessage(message, status, null, true);
4370                } else {
4371                    markMessage(message, status);
4372                }
4373                return true;
4374            } else {
4375                return false;
4376            }
4377        }
4378    }
4379
4380    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4381        if (body == null || body.content == null) {
4382            return false;
4383        }
4384        return !body.content.equals(message.getBody());
4385    }
4386
4387    public void markMessage(Message message, int status) {
4388        markMessage(message, status, null);
4389    }
4390
4391
4392    public void markMessage(final Message message, final int status, final String errorMessage) {
4393        markMessage(message, status, errorMessage, false);
4394    }
4395
4396    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4397        final int oldStatus = message.getStatus();
4398        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4399            return;
4400        }
4401        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4402            return;
4403        }
4404        message.setErrorMessage(errorMessage);
4405        message.setStatus(status);
4406        databaseBackend.updateMessage(message, includeBody);
4407        updateConversationUi();
4408        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4409            mNotificationService.pushFailedDelivery(message);
4410        }
4411    }
4412
4413    public SharedPreferences getPreferences() {
4414        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4415    }
4416
4417    public long getAutomaticMessageDeletionDate() {
4418        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4419        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4420    }
4421
4422    public long getLongPreference(String name, @IntegerRes int res) {
4423        long defaultValue = getResources().getInteger(res);
4424        try {
4425            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4426        } catch (NumberFormatException e) {
4427            return defaultValue;
4428        }
4429    }
4430
4431    public boolean getBooleanPreference(String name, @BoolRes int res) {
4432        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4433    }
4434
4435    public boolean confirmMessages() {
4436        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4437    }
4438
4439    public boolean allowMessageCorrection() {
4440        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4441    }
4442
4443    public boolean sendChatStates() {
4444        return getBooleanPreference("chat_states", R.bool.chat_states);
4445    }
4446
4447    private boolean synchronizeWithBookmarks() {
4448        return getBooleanPreference("autojoin", R.bool.autojoin);
4449    }
4450
4451    public boolean useTorToConnect() {
4452        return getBooleanPreference("use_tor", R.bool.use_tor);
4453    }
4454
4455    public boolean showExtendedConnectionOptions() {
4456        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4457    }
4458
4459    public boolean broadcastLastActivity() {
4460        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4461    }
4462
4463    public int unreadCount() {
4464        int count = 0;
4465        for (Conversation conversation : getConversations()) {
4466            count += conversation.unreadCount();
4467        }
4468        return count;
4469    }
4470
4471
4472    private <T> List<T> threadSafeList(Set<T> set) {
4473        synchronized (LISTENER_LOCK) {
4474            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4475        }
4476    }
4477
4478    public void showErrorToastInUi(int resId) {
4479        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4480            listener.onShowErrorToast(resId);
4481        }
4482    }
4483
4484    public void updateConversationUi() {
4485        updateConversationUi(false);
4486    }
4487
4488    public void updateConversationUi(boolean newCaps) {
4489        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4490            listener.onConversationUpdate(newCaps);
4491        }
4492    }
4493
4494    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4495        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4496            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4497        }
4498    }
4499
4500    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4501        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4502            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4503        }
4504    }
4505
4506    public void updateAccountUi() {
4507        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4508            listener.onAccountUpdate();
4509        }
4510    }
4511
4512    public void updateRosterUi() {
4513        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4514            listener.onRosterUpdate();
4515        }
4516    }
4517
4518    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4519        if (mOnCaptchaRequested.size() > 0) {
4520            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4521            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4522                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4523            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4524                listener.onCaptchaRequested(account, id, data, scaled);
4525            }
4526            return true;
4527        }
4528        return false;
4529    }
4530
4531    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4532        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4533            listener.OnUpdateBlocklist(status);
4534        }
4535    }
4536
4537    public void updateMucRosterUi() {
4538        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4539            listener.onMucRosterUpdate();
4540        }
4541    }
4542
4543    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4544        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4545            listener.onKeyStatusUpdated(report);
4546        }
4547    }
4548
4549    public Account findAccountByJid(final Jid jid) {
4550        for (final Account account : this.accounts) {
4551            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4552                return account;
4553            }
4554        }
4555        return null;
4556    }
4557
4558    public Account findAccountByUuid(final String uuid) {
4559        for (Account account : this.accounts) {
4560            if (account.getUuid().equals(uuid)) {
4561                return account;
4562            }
4563        }
4564        return null;
4565    }
4566
4567    public Conversation findConversationByUuid(String uuid) {
4568        for (Conversation conversation : getConversations()) {
4569            if (conversation.getUuid().equals(uuid)) {
4570                return conversation;
4571            }
4572        }
4573        return null;
4574    }
4575
4576    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4577        List<Conversation> findings = new ArrayList<>();
4578        for (Conversation c : getConversations()) {
4579            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid().asBareJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4580                findings.add(c);
4581            }
4582        }
4583        return findings.size() == 1 ? findings.get(0) : null;
4584    }
4585
4586    public boolean markRead(final Conversation conversation, boolean dismiss) {
4587        return markRead(conversation, null, dismiss).size() > 0;
4588    }
4589
4590    public void markRead(final Conversation conversation) {
4591        markRead(conversation, null, true);
4592    }
4593
4594    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4595        if (dismiss) {
4596            mNotificationService.clear(conversation);
4597        }
4598        final List<Message> readMessages = conversation.markRead(upToUuid);
4599        if (readMessages.size() > 0) {
4600            Runnable runnable = () -> {
4601                for (Message message : readMessages) {
4602                    databaseBackend.updateMessage(message, false);
4603                }
4604            };
4605            mDatabaseWriterExecutor.execute(runnable);
4606            updateConversationUi();
4607            updateUnreadCountBadge();
4608            return readMessages;
4609        } else {
4610            return readMessages;
4611        }
4612    }
4613
4614    public synchronized void updateUnreadCountBadge() {
4615        int count = unreadCount();
4616        if (unreadCount != count) {
4617            Log.d(Config.LOGTAG, "update unread count to " + count);
4618            if (count > 0) {
4619                ShortcutBadger.applyCount(getApplicationContext(), count);
4620            } else {
4621                ShortcutBadger.removeCount(getApplicationContext());
4622            }
4623            unreadCount = count;
4624        }
4625    }
4626
4627    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4628        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4629        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4630        if (readMessages.size() > 0) {
4631            updateConversationUi();
4632        }
4633        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4634        if (confirmMessages()
4635                && markable != null
4636                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4637                && markable.getRemoteMsgId() != null) {
4638            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4639            final Account account = conversation.getAccount();
4640            final MessagePacket packet = mMessageGenerator.confirm(markable);
4641            this.sendMessagePacket(account, packet);
4642        }
4643    }
4644
4645    public MemorizingTrustManager getMemorizingTrustManager() {
4646        return this.mMemorizingTrustManager;
4647    }
4648
4649    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4650        this.mMemorizingTrustManager = trustManager;
4651    }
4652
4653    public void updateMemorizingTrustmanager() {
4654        final MemorizingTrustManager tm;
4655        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4656        if (dontTrustSystemCAs) {
4657            tm = new MemorizingTrustManager(getApplicationContext(), null);
4658        } else {
4659            tm = new MemorizingTrustManager(getApplicationContext());
4660        }
4661        setMemorizingTrustManager(tm);
4662    }
4663
4664    public LruCache<String, Drawable> getDrawableCache() {
4665        return this.mDrawableCache;
4666    }
4667
4668    public Collection<String> getKnownHosts() {
4669        final Set<String> hosts = new HashSet<>();
4670        for (final Account account : getAccounts()) {
4671            hosts.add(account.getServer());
4672            for (final Contact contact : account.getRoster().getContacts()) {
4673                if (contact.showInRoster()) {
4674                    final String server = contact.getServer();
4675                    if (server != null) {
4676                        hosts.add(server);
4677                    }
4678                }
4679            }
4680        }
4681        if (Config.QUICKSY_DOMAIN != null) {
4682            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4683        }
4684        if (Config.DOMAIN_LOCK != null) {
4685            hosts.add(Config.DOMAIN_LOCK);
4686        }
4687        if (Config.MAGIC_CREATE_DOMAIN != null) {
4688            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4689        }
4690        hosts.add("chat.above.im");
4691        return hosts;
4692    }
4693
4694    public Collection<String> getKnownConferenceHosts() {
4695        final Set<String> mucServers = new HashSet<>();
4696        for (final Account account : accounts) {
4697            if (account.getXmppConnection() != null) {
4698                mucServers.addAll(account.getXmppConnection().getMucServers());
4699                for (final Bookmark bookmark : account.getBookmarks()) {
4700                    final Jid jid = bookmark.getJid();
4701                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4702                    if (s != null) {
4703                        mucServers.add(s);
4704                    }
4705                }
4706            }
4707        }
4708        return mucServers;
4709    }
4710
4711    public void sendMessagePacket(Account account, MessagePacket packet) {
4712        final XmppConnection connection = account.getXmppConnection();
4713        if (connection != null) {
4714            connection.sendMessagePacket(packet);
4715        }
4716    }
4717
4718    public void sendPresencePacket(Account account, PresencePacket packet) {
4719        XmppConnection connection = account.getXmppConnection();
4720        if (connection != null) {
4721            connection.sendPresencePacket(packet);
4722        }
4723    }
4724
4725    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4726        final XmppConnection connection = account.getXmppConnection();
4727        if (connection != null) {
4728            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4729            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4730        }
4731    }
4732
4733    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4734        sendIqPacket(account, packet, callback, null);
4735    }
4736
4737    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback, Long timeout) {
4738        final XmppConnection connection = account.getXmppConnection();
4739        if (connection != null) {
4740            connection.sendIqPacket(packet, callback, timeout);
4741        } else if (callback != null) {
4742            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4743        }
4744    }
4745
4746    public void sendPresence(final Account account) {
4747        sendPresence(account, checkListeners() && broadcastLastActivity());
4748    }
4749
4750    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4751        final Presence.Status status;
4752        if (manuallyChangePresence()) {
4753            status = account.getPresenceStatus();
4754        } else {
4755            status = getTargetPresence();
4756        }
4757        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4758        if (mLastActivity > 0 && includeIdleTimestamp) {
4759            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4760            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4761        }
4762        sendPresencePacket(account, packet);
4763    }
4764
4765    private void deactivateGracePeriod() {
4766        for (Account account : getAccounts()) {
4767            account.deactivateGracePeriod();
4768        }
4769    }
4770
4771    public void refreshAllPresences() {
4772        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4773        for (Account account : getAccounts()) {
4774            if (account.isEnabled()) {
4775                sendPresence(account, includeIdleTimestamp);
4776            }
4777        }
4778    }
4779
4780    private void refreshAllFcmTokens() {
4781        for (Account account : getAccounts()) {
4782            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4783                mPushManagementService.registerPushTokenOnServer(account);
4784            }
4785        }
4786    }
4787
4788
4789
4790    private void sendOfflinePresence(final Account account) {
4791        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4792        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4793    }
4794
4795    public MessageGenerator getMessageGenerator() {
4796        return this.mMessageGenerator;
4797    }
4798
4799    public PresenceGenerator getPresenceGenerator() {
4800        return this.mPresenceGenerator;
4801    }
4802
4803    public IqGenerator getIqGenerator() {
4804        return this.mIqGenerator;
4805    }
4806
4807    public IqParser getIqParser() {
4808        return this.mIqParser;
4809    }
4810
4811    public JingleConnectionManager getJingleConnectionManager() {
4812        return this.mJingleConnectionManager;
4813    }
4814
4815    public MessageArchiveService getMessageArchiveService() {
4816        return this.mMessageArchiveService;
4817    }
4818
4819    public QuickConversationsService getQuickConversationsService() {
4820        return this.mQuickConversationsService;
4821    }
4822
4823    public List<Contact> findContacts(Jid jid, String accountJid) {
4824        ArrayList<Contact> contacts = new ArrayList<>();
4825        for (Account account : getAccounts()) {
4826            if ((account.isEnabled() || accountJid != null)
4827                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4828                Contact contact = account.getRoster().getContactFromContactList(jid);
4829                if (contact != null) {
4830                    contacts.add(contact);
4831                }
4832            }
4833        }
4834        return contacts;
4835    }
4836
4837    public Conversation findFirstMuc(Jid jid) {
4838        for (Conversation conversation : getConversations()) {
4839            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4840                return conversation;
4841            }
4842        }
4843        return null;
4844    }
4845
4846    public NotificationService getNotificationService() {
4847        return this.mNotificationService;
4848    }
4849
4850    public HttpConnectionManager getHttpConnectionManager() {
4851        return this.mHttpConnectionManager;
4852    }
4853
4854    public void resendFailedMessages(final Message message) {
4855        final Collection<Message> messages = new ArrayList<>();
4856        Message current = message;
4857        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4858            messages.add(current);
4859            if (current.mergeable(current.next())) {
4860                current = current.next();
4861            } else {
4862                break;
4863            }
4864        }
4865        for (final Message msg : messages) {
4866            msg.setTime(System.currentTimeMillis());
4867            markMessage(msg, Message.STATUS_WAITING);
4868            this.resendMessage(msg, false);
4869        }
4870        if (message.getConversation() instanceof Conversation) {
4871            ((Conversation) message.getConversation()).sort();
4872        }
4873        updateConversationUi();
4874    }
4875
4876    public void clearConversationHistory(final Conversation conversation) {
4877        final long clearDate;
4878        final String reference;
4879        if (conversation.countMessages() > 0) {
4880            Message latestMessage = conversation.getLatestMessage();
4881            clearDate = latestMessage.getTimeSent() + 1000;
4882            reference = latestMessage.getServerMsgId();
4883        } else {
4884            clearDate = System.currentTimeMillis();
4885            reference = null;
4886        }
4887        conversation.clearMessages();
4888        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4889        conversation.setLastClearHistory(clearDate, reference);
4890        Runnable runnable = () -> {
4891            databaseBackend.deleteMessagesInConversation(conversation);
4892            databaseBackend.updateConversation(conversation);
4893        };
4894        mDatabaseWriterExecutor.execute(runnable);
4895    }
4896
4897    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4898        if (blockable != null && blockable.getBlockedJid() != null) {
4899            final Jid jid = blockable.getBlockedJid();
4900            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4901                if (response.getType() == IqPacket.TYPE.RESULT) {
4902                    a.getBlocklist().add(jid);
4903                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4904                }
4905            });
4906            if (blockable.getBlockedJid().isFullJid()) {
4907                return false;
4908            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4909                updateConversationUi();
4910                return true;
4911            } else {
4912                return false;
4913            }
4914        } else {
4915            return false;
4916        }
4917    }
4918
4919    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4920        boolean removed = false;
4921        synchronized (this.conversations) {
4922            boolean domainJid = blockedJid.getLocal() == null;
4923            for (Conversation conversation : this.conversations) {
4924                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4925                        || blockedJid.equals(conversation.getJid().asBareJid());
4926                if (conversation.getAccount() == account
4927                        && conversation.getMode() == Conversation.MODE_SINGLE
4928                        && jidMatches) {
4929                    this.conversations.remove(conversation);
4930                    markRead(conversation);
4931                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4932                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4933                    updateConversation(conversation);
4934                    removed = true;
4935                }
4936            }
4937        }
4938        return removed;
4939    }
4940
4941    public void sendUnblockRequest(final Blockable blockable) {
4942        if (blockable != null && blockable.getJid() != null) {
4943            final Jid jid = blockable.getBlockedJid();
4944            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4945                @Override
4946                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4947                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4948                        account.getBlocklist().remove(jid);
4949                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4950                    }
4951                }
4952            });
4953        }
4954    }
4955
4956    public void publishDisplayName(Account account) {
4957        String displayName = account.getDisplayName();
4958        final IqPacket request;
4959        if (TextUtils.isEmpty(displayName)) {
4960            request = mIqGenerator.deleteNode(Namespace.NICK);
4961        } else {
4962            request = mIqGenerator.publishNick(displayName);
4963        }
4964        mAvatarService.clear(account);
4965        sendIqPacket(account, request, (account1, packet) -> {
4966            if (packet.getType() == IqPacket.TYPE.ERROR) {
4967                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet);
4968            }
4969        });
4970    }
4971
4972    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4973        ServiceDiscoveryResult result = discoCache.get(key);
4974        if (result != null) {
4975            return result;
4976        } else {
4977            if (key.first == null || key.second == null) return null;
4978            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4979            if (result != null) {
4980                discoCache.put(key, result);
4981            }
4982            return result;
4983        }
4984    }
4985
4986    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
4987        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
4988        request.setTo(jid);
4989        Element query = request.query("jabber:iq:gateway");
4990        if (input != null) {
4991            Element prompt = query.addChild("prompt");
4992            prompt.setContent(input);
4993        }
4994        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
4995            if (packet.getType() == IqPacket.TYPE.RESULT) {
4996                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
4997            } else {
4998                Element error = packet.findChild("error");
4999                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
5000            }
5001        });
5002    }
5003
5004    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
5005        fetchCaps(account, jid, presence, null);
5006    }
5007
5008    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
5009        final Pair<String, String> key = presence == null ? null : new Pair<>(presence.getHash(), presence.getVer());
5010        final ServiceDiscoveryResult disco = key == null ? null : getCachedServiceDiscoveryResult(key);
5011
5012        if (disco != null) {
5013            presence.setServiceDiscoveryResult(disco);
5014            final Contact contact = account.getRoster().getContact(jid);
5015            if (contact.refreshRtpCapability()) {
5016                syncRoster(account);
5017            }
5018            if (disco.hasIdentity("gateway", "pstn")) {
5019                contact.registerAsPhoneAccount(this);
5020                mQuickConversationsService.considerSyncBackground(false);
5021            }
5022            updateConversationUi(true);
5023        } else {
5024            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5025            request.setTo(jid);
5026            final String node = presence == null ? null : presence.getNode();
5027            final String ver = presence == null ? null : presence.getVer();
5028            final Element query = request.query(Namespace.DISCO_INFO);
5029            if (node != null && ver != null) {
5030                query.setAttribute("node", node + "#" + ver);
5031            }
5032            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + (key == null ? "" : key.second) + " to " + jid);
5033            sendIqPacket(account, request, (a, response) -> {
5034                if (response.getType() == IqPacket.TYPE.RESULT) {
5035                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
5036                    if (presence == null || presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
5037                        databaseBackend.insertDiscoveryResult(discoveryResult);
5038                        injectServiceDiscoveryResult(a.getRoster(), presence == null ? null : presence.getHash(), presence == null ? null : presence.getVer(), jid.getResource(), discoveryResult);
5039                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
5040                            final Contact contact = account.getRoster().getContact(jid);
5041                            contact.registerAsPhoneAccount(this);
5042                            mQuickConversationsService.considerSyncBackground(false);
5043                        }
5044                        updateConversationUi(true);
5045                        if (cb != null) cb.run();
5046                    } else {
5047                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
5048                    }
5049                } else {
5050                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
5051                }
5052            });
5053        }
5054    }
5055
5056    public void fetchCommands(Account account, final Jid jid, OnIqPacketReceived callback) {
5057        final IqPacket request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
5058        sendIqPacket(account, request, callback);
5059    }
5060
5061    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
5062        boolean rosterNeedsSync = false;
5063        for (final Contact contact : roster.getContacts()) {
5064            boolean serviceDiscoverySet = false;
5065            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
5066            if (onePresence != null) {
5067                onePresence.setServiceDiscoveryResult(disco);
5068                serviceDiscoverySet = true;
5069            } else if (resource == null && hash == null && ver == null) {
5070                Presence p = new Presence(Presence.Status.OFFLINE, null, null, null, "");
5071                p.setServiceDiscoveryResult(disco);
5072                contact.updatePresence("", p);
5073                serviceDiscoverySet = true;
5074            }
5075            if (hash != null && ver != null) {
5076                for (final Presence presence : contact.getPresences().getPresences()) {
5077                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
5078                        presence.setServiceDiscoveryResult(disco);
5079                        serviceDiscoverySet = true;
5080                    }
5081                }
5082            }
5083            if (serviceDiscoverySet) {
5084                rosterNeedsSync |= contact.refreshRtpCapability();
5085            }
5086        }
5087        if (rosterNeedsSync) {
5088            syncRoster(roster.getAccount());
5089        }
5090    }
5091
5092    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
5093        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5094        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5095        request.addChild("prefs", version.namespace);
5096        sendIqPacket(account, request, (account1, packet) -> {
5097            Element prefs = packet.findChild("prefs", version.namespace);
5098            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
5099                callback.onPreferencesFetched(prefs);
5100            } else {
5101                callback.onPreferencesFetchFailed();
5102            }
5103        });
5104    }
5105
5106    public PushManagementService getPushManagementService() {
5107        return mPushManagementService;
5108    }
5109
5110    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5111        if (!template.getStatusMessage().isEmpty()) {
5112            databaseBackend.insertPresenceTemplate(template);
5113        }
5114        account.setPgpSignature(signature);
5115        account.setPresenceStatus(template.getStatus());
5116        account.setPresenceStatusMessage(template.getStatusMessage());
5117        databaseBackend.updateAccount(account);
5118        sendPresence(account);
5119    }
5120
5121    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5122        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5123        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5124            if (!templates.contains(template)) {
5125                templates.add(0, template);
5126            }
5127        }
5128        return templates;
5129    }
5130
5131    public void saveConversationAsBookmark(Conversation conversation, String name) {
5132        final Account account = conversation.getAccount();
5133        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5134        String nick = conversation.getMucOptions().getActualNick();
5135        if (nick == null) nick = conversation.getJid().getResource();
5136        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5137            bookmark.setNick(nick);
5138        }
5139        if (!TextUtils.isEmpty(name)) {
5140            bookmark.setBookmarkName(name);
5141        }
5142        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
5143        createBookmark(account, bookmark);
5144        bookmark.setConversation(conversation);
5145    }
5146
5147    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5148        boolean performedVerification = false;
5149        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5150        for (XmppUri.Fingerprint fp : fingerprints) {
5151            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5152                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5153                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5154                if (fingerprintStatus != null) {
5155                    if (!fingerprintStatus.isVerified()) {
5156                        performedVerification = true;
5157                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5158                    }
5159                } else {
5160                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5161                }
5162            }
5163        }
5164        return performedVerification;
5165    }
5166
5167    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5168        final AxolotlService axolotlService = account.getAxolotlService();
5169        boolean verifiedSomething = false;
5170        for (XmppUri.Fingerprint fp : fingerprints) {
5171            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5172                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5173                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5174                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5175                if (fingerprintStatus != null) {
5176                    if (!fingerprintStatus.isVerified()) {
5177                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5178                        verifiedSomething = true;
5179                    }
5180                } else {
5181                    axolotlService.preVerifyFingerprint(account, fingerprint);
5182                    verifiedSomething = true;
5183                }
5184            }
5185        }
5186        return verifiedSomething;
5187    }
5188
5189    public boolean blindTrustBeforeVerification() {
5190        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5191    }
5192
5193    public ShortcutService getShortcutService() {
5194        return mShortcutService;
5195    }
5196
5197    public void pushMamPreferences(Account account, Element prefs) {
5198        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
5199        set.addChild(prefs);
5200        sendIqPacket(account, set, null);
5201    }
5202
5203    public void evictPreview(File f) {
5204        if (mDrawableCache.remove(f.getAbsolutePath()) != null) {
5205            Log.d(Config.LOGTAG, "deleted cached preview");
5206        }
5207    }
5208
5209    public void evictPreview(String uuid) {
5210        if (mDrawableCache.remove(uuid) != null) {
5211            Log.d(Config.LOGTAG, "deleted cached preview");
5212        }
5213    }
5214
5215    public interface OnMamPreferencesFetched {
5216        void onPreferencesFetched(Element prefs);
5217
5218        void onPreferencesFetchFailed();
5219    }
5220
5221    public interface OnAccountCreated {
5222        void onAccountCreated(Account account);
5223
5224        void informUser(int r);
5225    }
5226
5227    public interface OnMoreMessagesLoaded {
5228        void onMoreMessagesLoaded(int count, Conversation conversation);
5229
5230        void informUser(int r);
5231    }
5232
5233    public interface OnAccountPasswordChanged {
5234        void onPasswordChangeSucceeded();
5235
5236        void onPasswordChangeFailed();
5237    }
5238
5239    public interface OnRoomDestroy {
5240        void onRoomDestroySucceeded();
5241
5242        void onRoomDestroyFailed();
5243    }
5244
5245    public interface OnAffiliationChanged {
5246        void onAffiliationChangedSuccessful(Jid jid);
5247
5248        void onAffiliationChangeFailed(Jid jid, int resId);
5249    }
5250
5251    public interface OnConversationUpdate {
5252        default void onConversationUpdate() { onConversationUpdate(false); }
5253        default void onConversationUpdate(boolean newCaps) { onConversationUpdate(); }
5254    }
5255
5256    public interface OnJingleRtpConnectionUpdate {
5257        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5258
5259        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
5260    }
5261
5262    public interface OnAccountUpdate {
5263        void onAccountUpdate();
5264    }
5265
5266    public interface OnCaptchaRequested {
5267        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5268    }
5269
5270    public interface OnRosterUpdate {
5271        void onRosterUpdate();
5272    }
5273
5274    public interface OnMucRosterUpdate {
5275        void onMucRosterUpdate();
5276    }
5277
5278    public interface OnConferenceConfigurationFetched {
5279        void onConferenceConfigurationFetched(Conversation conversation);
5280
5281        void onFetchFailed(Conversation conversation, String errorCondition);
5282    }
5283
5284    public interface OnConferenceJoined {
5285        void onConferenceJoined(Conversation conversation);
5286    }
5287
5288    public interface OnConfigurationPushed {
5289        void onPushSucceeded();
5290
5291        void onPushFailed();
5292    }
5293
5294    public interface OnShowErrorToast {
5295        void onShowErrorToast(int resId);
5296    }
5297
5298    public class XmppConnectionBinder extends Binder {
5299        public XmppConnectionService getService() {
5300            return XmppConnectionService.this;
5301        }
5302    }
5303
5304    private class InternalEventReceiver extends BroadcastReceiver {
5305
5306        @Override
5307        public void onReceive(Context context, Intent intent) {
5308            onStartCommand(intent, 0, 0);
5309        }
5310    }
5311
5312    public static class OngoingCall {
5313        public final AbstractJingleConnection.Id id;
5314        public final Set<Media> media;
5315        public final boolean reconnecting;
5316
5317        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5318            this.id = id;
5319            this.media = media;
5320            this.reconnecting = reconnecting;
5321        }
5322
5323        @Override
5324        public boolean equals(Object o) {
5325            if (this == o) return true;
5326            if (o == null || getClass() != o.getClass()) return false;
5327            OngoingCall that = (OngoingCall) o;
5328            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5329        }
5330
5331        @Override
5332        public int hashCode() {
5333            return Objects.hashCode(id, media, reconnecting);
5334        }
5335    }
5336
5337    public static class BlockedMediaException extends Exception { }
5338}