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.PowerManager;
  38import android.os.PowerManager.WakeLock;
  39import android.os.SystemClock;
  40import android.preference.PreferenceManager;
  41import android.provider.ContactsContract;
  42import android.security.KeyChain;
  43import android.telephony.PhoneStateListener;
  44import android.telephony.TelephonyManager;
  45import android.text.TextUtils;
  46import android.util.DisplayMetrics;
  47import android.util.Log;
  48import android.util.LruCache;
  49import android.util.Pair;
  50
  51import androidx.annotation.BoolRes;
  52import androidx.annotation.IntegerRes;
  53import androidx.annotation.NonNull;
  54import androidx.core.app.RemoteInput;
  55import androidx.core.content.ContextCompat;
  56
  57import com.google.common.base.Objects;
  58import com.google.common.base.Optional;
  59import com.google.common.base.Strings;
  60
  61import org.conscrypt.Conscrypt;
  62import org.openintents.openpgp.IOpenPgpService2;
  63import org.openintents.openpgp.util.OpenPgpApi;
  64import org.openintents.openpgp.util.OpenPgpServiceConnection;
  65
  66import java.io.File;
  67import java.security.Security;
  68import java.security.cert.CertificateException;
  69import java.security.cert.X509Certificate;
  70import java.text.ParseException;
  71import java.util.ArrayList;
  72import java.util.Arrays;
  73import java.util.Collection;
  74import java.util.Collections;
  75import java.util.HashSet;
  76import java.util.Hashtable;
  77import java.util.Iterator;
  78import java.util.List;
  79import java.util.ListIterator;
  80import java.util.Map;
  81import java.util.Set;
  82import java.util.WeakHashMap;
  83import java.util.concurrent.CopyOnWriteArrayList;
  84import java.util.concurrent.CountDownLatch;
  85import java.util.concurrent.Executor;
  86import java.util.concurrent.Executors;
  87import java.util.concurrent.atomic.AtomicBoolean;
  88import java.util.concurrent.atomic.AtomicLong;
  89import java.util.concurrent.atomic.AtomicReference;
  90
  91import io.ipfs.cid.Cid;
  92
  93import eu.siacs.conversations.Config;
  94import eu.siacs.conversations.R;
  95import eu.siacs.conversations.android.JabberIdContact;
  96import eu.siacs.conversations.crypto.OmemoSetting;
  97import eu.siacs.conversations.crypto.PgpDecryptionService;
  98import eu.siacs.conversations.crypto.PgpEngine;
  99import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 100import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 101import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 102import eu.siacs.conversations.entities.Account;
 103import eu.siacs.conversations.entities.Blockable;
 104import eu.siacs.conversations.entities.Bookmark;
 105import eu.siacs.conversations.entities.Contact;
 106import eu.siacs.conversations.entities.Conversation;
 107import eu.siacs.conversations.entities.Conversational;
 108import eu.siacs.conversations.entities.DownloadableFile;
 109import eu.siacs.conversations.entities.Message;
 110import eu.siacs.conversations.entities.MucOptions;
 111import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 112import eu.siacs.conversations.entities.Presence;
 113import eu.siacs.conversations.entities.PresenceTemplate;
 114import eu.siacs.conversations.entities.Roster;
 115import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 116import eu.siacs.conversations.generator.AbstractGenerator;
 117import eu.siacs.conversations.generator.IqGenerator;
 118import eu.siacs.conversations.generator.MessageGenerator;
 119import eu.siacs.conversations.generator.PresenceGenerator;
 120import eu.siacs.conversations.http.HttpConnectionManager;
 121import eu.siacs.conversations.parser.AbstractParser;
 122import eu.siacs.conversations.parser.IqParser;
 123import eu.siacs.conversations.parser.MessageParser;
 124import eu.siacs.conversations.parser.PresenceParser;
 125import eu.siacs.conversations.persistance.DatabaseBackend;
 126import eu.siacs.conversations.persistance.FileBackend;
 127import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 128import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 129import eu.siacs.conversations.ui.RtpSessionActivity;
 130import eu.siacs.conversations.ui.SettingsActivity;
 131import eu.siacs.conversations.ui.UiCallback;
 132import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 133import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 134import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 135import eu.siacs.conversations.utils.AccountUtils;
 136import eu.siacs.conversations.utils.Compatibility;
 137import eu.siacs.conversations.utils.Consumer;
 138import eu.siacs.conversations.utils.ConversationsFileObserver;
 139import eu.siacs.conversations.utils.CryptoHelper;
 140import eu.siacs.conversations.utils.EasyOnboardingInvite;
 141import eu.siacs.conversations.utils.ExceptionHelper;
 142import eu.siacs.conversations.utils.MimeUtils;
 143import eu.siacs.conversations.utils.PhoneHelper;
 144import eu.siacs.conversations.utils.QuickLoader;
 145import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 146import eu.siacs.conversations.utils.ReplacingTaskManager;
 147import eu.siacs.conversations.utils.Resolver;
 148import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 149import eu.siacs.conversations.utils.StringUtils;
 150import eu.siacs.conversations.utils.TorServiceUtils;
 151import eu.siacs.conversations.utils.ThemeHelper;
 152import eu.siacs.conversations.utils.WakeLockHelper;
 153import eu.siacs.conversations.utils.XmppUri;
 154import eu.siacs.conversations.xml.Element;
 155import eu.siacs.conversations.xml.LocalizedContent;
 156import eu.siacs.conversations.xml.Namespace;
 157import eu.siacs.conversations.xmpp.Jid;
 158import eu.siacs.conversations.xmpp.OnBindListener;
 159import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 160import eu.siacs.conversations.xmpp.OnGatewayResult;
 161import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 162import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 163import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 164import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 165import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 166import eu.siacs.conversations.xmpp.OnStatusChanged;
 167import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 168import eu.siacs.conversations.xmpp.XmppConnection;
 169import eu.siacs.conversations.xmpp.chatstate.ChatState;
 170import eu.siacs.conversations.xmpp.forms.Data;
 171import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 172import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 173import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 174import eu.siacs.conversations.xmpp.jingle.Media;
 175import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 176import eu.siacs.conversations.xmpp.mam.MamReference;
 177import eu.siacs.conversations.xmpp.pep.Avatar;
 178import eu.siacs.conversations.xmpp.pep.PublishOptions;
 179import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 180import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 181import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 182import me.leolin.shortcutbadger.ShortcutBadger;
 183
 184public class XmppConnectionService extends Service {
 185
 186    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 187    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 188    public static final String ACTION_SNOOZE = "snooze";
 189    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 190    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 191    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 192    public static final String ACTION_TRY_AGAIN = "try_again";
 193    public static final String ACTION_IDLE_PING = "idle_ping";
 194    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 195    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 196    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 197    public static final String ACTION_END_CALL = "end_call";
 198    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 199    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 200    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 201
 202    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 203
 204    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 205    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 206    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 207    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 208    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 209    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 210    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 211    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 212    private final IBinder mBinder = new XmppConnectionBinder();
 213    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 214    private final IqGenerator mIqGenerator = new IqGenerator(this);
 215    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 216    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 217    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 218    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 219        if (packet.getType() != IqPacket.TYPE.RESULT) {
 220            Element error = packet.findChild("error");
 221            String text = error != null ? error.findChildContent("text") : null;
 222            if (text != null) {
 223                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 224            }
 225        }
 226    };
 227    public DatabaseBackend databaseBackend;
 228    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 229    private long mLastActivity = 0;
 230    private final FileBackend fileBackend = new FileBackend(this);
 231    private MemorizingTrustManager mMemorizingTrustManager;
 232    private final NotificationService mNotificationService = new NotificationService(this);
 233    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 234    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 235    private final ShortcutService mShortcutService = new ShortcutService(this);
 236    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 237    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 238    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 239    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 240    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 241    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 242    private final IqParser mIqParser = new IqParser(this);
 243    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 244    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 245        Conversation conversation = find(getConversations(), contact);
 246        if (conversation != null) {
 247            if (online) {
 248                if (contact.getPresences().size() == 1) {
 249                    sendUnsentMessages(conversation);
 250                }
 251            }
 252        }
 253    };
 254    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 255    private List<Account> accounts;
 256    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 257    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 258    private final AvatarService mAvatarService = new AvatarService(this);
 259    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 260    private final PushManagementService mPushManagementService = new PushManagementService(this);
 261    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 262    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 263            Environment.getExternalStorageDirectory().getAbsolutePath()
 264    ) {
 265        @Override
 266        public void onEvent(final int event, final File file) {
 267            markFileDeleted(file);
 268        }
 269    };
 270    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 271
 272        @Override
 273        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 274            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 275                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 276                mJingleConnectionManager.updateProposedSessionDiscovered(
 277                        account,
 278                        to,
 279                        sessionId,
 280                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 281                );
 282            }
 283
 284
 285            final Jid bare = to.asBareJid();
 286
 287            for (final Conversation conversation : getConversations()) {
 288                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 289                    final Message message = conversation.findUnsentMessageWithUuid(id);
 290                    if (message != null) {
 291                        message.setStatus(Message.STATUS_SEND);
 292                        message.setErrorMessage(null);
 293                        databaseBackend.updateMessage(message, false);
 294                        return true;
 295                    }
 296                }
 297            }
 298            return false;
 299        }
 300    };
 301    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 302    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 303    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 304        @Override
 305        public void onCallStateChanged(final int state, final String phoneNumber) {
 306            if (diallerIntegrationActive.get()) return;
 307            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 308            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 309                mJingleConnectionManager.notifyPhoneCallStarted();
 310            }
 311        }
 312    };
 313
 314    public void setDiallerIntegrationActive(boolean active) {
 315      diallerIntegrationActive.set(active);
 316    }
 317
 318    private boolean destroyed = false;
 319
 320    private int unreadCount = -1;
 321
 322    //Ui callback listeners
 323    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 324    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 325    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 326    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 327    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 328    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 329    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 330    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 331    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 332
 333    private final Object LISTENER_LOCK = new Object();
 334
 335
 336    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 337
 338
 339    private final OnBindListener mOnBindListener = new OnBindListener() {
 340
 341        @Override
 342        public void onBind(final Account account) {
 343            synchronized (mInProgressAvatarFetches) {
 344                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 345                    final String KEY = iterator.next();
 346                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 347                        iterator.remove();
 348                    }
 349                }
 350            }
 351            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 352            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 353            if (loggedInSuccessfully || gainedFeature) {
 354                databaseBackend.updateAccount(account);
 355            }
 356
 357            if (loggedInSuccessfully) {
 358                if (!TextUtils.isEmpty(account.getDisplayName())) {
 359                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 360                    publishDisplayName(account);
 361                }
 362            }
 363
 364            account.getRoster().clearPresences();
 365            synchronized (account.inProgressConferenceJoins) {
 366                account.inProgressConferenceJoins.clear();
 367            }
 368            synchronized (account.inProgressConferencePings) {
 369                account.inProgressConferencePings.clear();
 370            }
 371            mJingleConnectionManager.notifyRebound(account);
 372            mQuickConversationsService.considerSyncBackground(false);
 373            fetchRosterFromServer(account);
 374
 375            final XmppConnection connection = account.getXmppConnection();
 376
 377            if (connection.getFeatures().bookmarks2()) {
 378                fetchBookmarks2(account);
 379            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 380                fetchBookmarks(account);
 381            }
 382            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 383            final boolean catchup = getMessageArchiveService().inCatchup(account);
 384            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 385                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 386                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 387                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 388                    }
 389                });
 390            }
 391            sendPresence(account);
 392            if (mPushManagementService.available(account)) {
 393                mPushManagementService.registerPushTokenOnServer(account);
 394            }
 395            connectMultiModeConversations(account);
 396            syncDirtyContacts(account);
 397
 398            unifiedPushBroker.renewUnifiedPushEndpointsOnBind(account);
 399        }
 400    };
 401    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 402    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 403    private final OnStatusChanged statusListener = new OnStatusChanged() {
 404
 405        @Override
 406        public void onStatusChanged(final Account account) {
 407            XmppConnection connection = account.getXmppConnection();
 408            updateAccountUi();
 409
 410            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 411                mQuickConversationsService.signalAccountStateChange();
 412            }
 413
 414            if (account.getStatus() == Account.State.ONLINE) {
 415                synchronized (mLowPingTimeoutMode) {
 416                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 417                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 418                    }
 419                }
 420                if (account.setShowErrorNotification(true)) {
 421                    databaseBackend.updateAccount(account);
 422                }
 423                mMessageArchiveService.executePendingQueries(account);
 424                if (connection != null && connection.getFeatures().csi()) {
 425                    if (checkListeners()) {
 426                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 427                        connection.sendInactive();
 428                    } else {
 429                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 430                        connection.sendActive();
 431                    }
 432                }
 433                List<Conversation> conversations = getConversations();
 434                for (Conversation conversation : conversations) {
 435                    final boolean inProgressJoin;
 436                    synchronized (account.inProgressConferenceJoins) {
 437                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 438                    }
 439                    final boolean pendingJoin;
 440                    synchronized (account.pendingConferenceJoins) {
 441                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 442                    }
 443                    if (conversation.getAccount() == account
 444                            && !pendingJoin
 445                            && !inProgressJoin) {
 446                        sendUnsentMessages(conversation);
 447                    }
 448                }
 449                final List<Conversation> pendingLeaves;
 450                synchronized (account.pendingConferenceLeaves) {
 451                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 452                    account.pendingConferenceLeaves.clear();
 453
 454                }
 455                for (Conversation conversation : pendingLeaves) {
 456                    leaveMuc(conversation);
 457                }
 458                final List<Conversation> pendingJoins;
 459                synchronized (account.pendingConferenceJoins) {
 460                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 461                    account.pendingConferenceJoins.clear();
 462                }
 463                for (Conversation conversation : pendingJoins) {
 464                    joinMuc(conversation);
 465                }
 466                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 467            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 468                resetSendingToWaiting(account);
 469                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 470                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 471                    reconnectAccount(account, true, false);
 472                } else {
 473                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 474                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 475                }
 476            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 477                databaseBackend.updateAccount(account);
 478                reconnectAccount(account, true, false);
 479            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 480                resetSendingToWaiting(account);
 481                if (connection != null && account.getStatus().isAttemptReconnect()) {
 482                    final int next = connection.getTimeToNextAttempt();
 483                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 484                    if (next <= 0) {
 485                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 486                        reconnectAccount(account, true, false);
 487                    } else {
 488                        final int attempt = connection.getAttempt() + 1;
 489                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 490                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 491                    }
 492                }
 493            }
 494            getNotificationService().updateErrorNotification();
 495        }
 496    };
 497    private OpenPgpServiceConnection pgpServiceConnection;
 498    private PgpEngine mPgpEngine = null;
 499    private WakeLock wakeLock;
 500    private LruCache<String, Bitmap> mBitmapCache;
 501    private LruCache<String, Drawable> mDrawableCache;
 502    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 503    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 504
 505    private static String generateFetchKey(Account account, final Avatar avatar) {
 506        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 507    }
 508
 509    private boolean isInLowPingTimeoutMode(Account account) {
 510        synchronized (mLowPingTimeoutMode) {
 511            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 512        }
 513    }
 514
 515    public void startForcingForegroundNotification() {
 516        mForceForegroundService.set(true);
 517        toggleForegroundService();
 518    }
 519
 520    public void stopForcingForegroundNotification() {
 521        mForceForegroundService.set(false);
 522        toggleForegroundService();
 523    }
 524
 525    public boolean areMessagesInitialized() {
 526        return this.restoredFromDatabaseLatch.getCount() == 0;
 527    }
 528
 529    public PgpEngine getPgpEngine() {
 530        if (!Config.supportOpenPgp()) {
 531            return null;
 532        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 533            if (this.mPgpEngine == null) {
 534                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 535                        getApplicationContext(),
 536                        pgpServiceConnection.getService()), this);
 537            }
 538            return mPgpEngine;
 539        } else {
 540            return null;
 541        }
 542
 543    }
 544
 545    public OpenPgpApi getOpenPgpApi() {
 546        if (!Config.supportOpenPgp()) {
 547            return null;
 548        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 549            return new OpenPgpApi(this, pgpServiceConnection.getService());
 550        } else {
 551            return null;
 552        }
 553    }
 554
 555    public FileBackend getFileBackend() {
 556        return this.fileBackend;
 557    }
 558
 559    public DownloadableFile getFileForCid(Cid cid) {
 560        return this.databaseBackend.getFileForCid(cid);
 561    }
 562
 563    public void saveCid(Cid cid, File file) {
 564        this.databaseBackend.saveCid(cid, file);
 565    }
 566
 567    public AvatarService getAvatarService() {
 568        return this.mAvatarService;
 569    }
 570
 571    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 572        int encryption = conversation.getNextEncryption();
 573        if (encryption == Message.ENCRYPTION_PGP) {
 574            encryption = Message.ENCRYPTION_DECRYPTED;
 575        }
 576        Message message = new Message(conversation, uri.toString(), encryption);
 577        message.setThread(conversation.getThread());
 578        Message.configurePrivateMessage(message);
 579        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 580            getPgpEngine().encrypt(message, callback);
 581        } else {
 582            sendMessage(message);
 583            callback.success(message);
 584        }
 585    }
 586
 587    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 588        final Message message;
 589        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 590            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 591        } else {
 592            message = new Message(conversation, "", conversation.getNextEncryption());
 593        }
 594        message.setThread(conversation.getThread());
 595        if (!Message.configurePrivateFileMessage(message)) {
 596            message.setCounterpart(conversation.getNextCounterpart());
 597            message.setType(Message.TYPE_FILE);
 598        }
 599        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 600        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 601        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 602        if (runnable.isVideoMessage()) {
 603            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 604        } else {
 605            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 606        }
 607    }
 608
 609    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 610        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 611        final String compressPictures = getCompressPicturesPreference();
 612
 613        if ("never".equals(compressPictures)
 614                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 615                || (mimeType != null && mimeType.endsWith("/gif"))
 616                || getFileBackend().unusualBounds(uri)) {
 617            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 618            attachFileToConversation(conversation, uri, mimeType, callback);
 619            return;
 620        }
 621        final Message message;
 622        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 623            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 624        } else {
 625            message = new Message(conversation, "", conversation.getNextEncryption());
 626        }
 627        message.setThread(conversation.getThread());
 628        if (!Message.configurePrivateFileMessage(message)) {
 629            message.setCounterpart(conversation.getNextCounterpart());
 630            message.setType(Message.TYPE_IMAGE);
 631        }
 632        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 633        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 634            try {
 635                getFileBackend().copyImageToPrivateStorage(message, uri);
 636            } catch (FileBackend.ImageCompressionException e) {
 637                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 638                attachFileToConversation(conversation, uri, mimeType, callback);
 639                return;
 640            } catch (final FileBackend.FileCopyException e) {
 641                callback.error(e.getResId(), message);
 642                return;
 643            }
 644            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 645                final PgpEngine pgpEngine = getPgpEngine();
 646                if (pgpEngine != null) {
 647                    pgpEngine.encrypt(message, callback);
 648                } else if (callback != null) {
 649                    callback.error(R.string.unable_to_connect_to_keychain, null);
 650                }
 651            } else {
 652                sendMessage(message);
 653                callback.success(message);
 654            }
 655        });
 656    }
 657
 658    public Conversation find(Bookmark bookmark) {
 659        return find(bookmark.getAccount(), bookmark.getJid());
 660    }
 661
 662    public Conversation find(final Account account, final Jid jid) {
 663        return find(getConversations(), account, jid);
 664    }
 665
 666    public boolean isMuc(final Account account, final Jid jid) {
 667        final Conversation c = find(account, jid);
 668        return c != null && c.getMode() == Conversational.MODE_MULTI;
 669    }
 670
 671    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 672        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 673    }
 674
 675    @Override
 676    public int onStartCommand(Intent intent, int flags, int startId) {
 677        final String action = intent == null ? null : intent.getAction();
 678        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 679        if (needsForegroundService) {
 680            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 681            toggleForegroundService(true);
 682        }
 683        String pushedAccountHash = null;
 684        boolean interactive = false;
 685        if (action != null) {
 686            final String uuid = intent.getStringExtra("uuid");
 687            switch (action) {
 688                case QuickConversationsService.SMS_RETRIEVED_ACTION:
 689                    mQuickConversationsService.handleSmsReceived(intent);
 690                    break;
 691                case ConnectivityManager.CONNECTIVITY_ACTION:
 692                    if (hasInternetConnection()) {
 693                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 694                            schedulePostConnectivityChange();
 695                        }
 696                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 697                            resetAllAttemptCounts(true, false);
 698                        }
 699                        Resolver.clearCache();
 700                    }
 701                    break;
 702                case Intent.ACTION_SHUTDOWN:
 703                    logoutAndSave(true);
 704                    return START_NOT_STICKY;
 705                case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 706                    mNotificationExecutor.execute(() -> {
 707                        try {
 708                            final Conversation c = findConversationByUuid(uuid);
 709                            if (c != null) {
 710                                mNotificationService.clearMessages(c);
 711                            } else {
 712                                mNotificationService.clearMessages();
 713                            }
 714                            restoredFromDatabaseLatch.await();
 715
 716                        } catch (InterruptedException e) {
 717                            Log.d(Config.LOGTAG, "unable to process clear message notification");
 718                        }
 719                    });
 720                    break;
 721                case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 722                    mNotificationExecutor.execute(() -> {
 723                        try {
 724                            final Conversation c = findConversationByUuid(uuid);
 725                            if (c != null) {
 726                                mNotificationService.clearMissedCalls(c);
 727                            } else {
 728                                mNotificationService.clearMissedCalls();
 729                            }
 730                            restoredFromDatabaseLatch.await();
 731
 732                        } catch (InterruptedException e) {
 733                            Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 734                        }
 735                    });
 736                    break;
 737                case ACTION_DISMISS_CALL: {
 738                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 739                    Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 740                    mJingleConnectionManager.rejectRtpSession(sessionId);
 741                    break;
 742                }
 743                case TorServiceUtils.ACTION_STATUS:
 744                    final String status = intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 745                    //TODO port and host are in 'extras' - but this may not be a reliable source?
 746                    if ("ON".equals(status)) {
 747                        handleOrbotStartedEvent();
 748                        return START_STICKY;
 749                    }
 750                    break;
 751                case ACTION_END_CALL: {
 752                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 753                    Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 754                    mJingleConnectionManager.endRtpSession(sessionId);
 755                }
 756                break;
 757                case ACTION_PROVISION_ACCOUNT: {
 758                    final String address = intent.getStringExtra("address");
 759                    final String password = intent.getStringExtra("password");
 760                    if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 761                        break;
 762                    }
 763                    provisionAccount(address, password);
 764                    break;
 765                }
 766                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 767                    dismissErrorNotifications();
 768                    break;
 769                case ACTION_TRY_AGAIN:
 770                    resetAllAttemptCounts(false, true);
 771                    interactive = true;
 772                    break;
 773                case ACTION_REPLY_TO_CONVERSATION:
 774                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 775                    if (remoteInput == null) {
 776                        break;
 777                    }
 778                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 779                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 780                    final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 781                    if (body == null || body.length() <= 0) {
 782                        break;
 783                    }
 784                    mNotificationExecutor.execute(() -> {
 785                        try {
 786                            restoredFromDatabaseLatch.await();
 787                            final Conversation c = findConversationByUuid(uuid);
 788                            if (c != null) {
 789                                directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 790                            }
 791                        } catch (InterruptedException e) {
 792                            Log.d(Config.LOGTAG, "unable to process direct reply");
 793                        }
 794                    });
 795                    break;
 796                case ACTION_MARK_AS_READ:
 797                    mNotificationExecutor.execute(() -> {
 798                        final Conversation c = findConversationByUuid(uuid);
 799                        if (c == null) {
 800                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 801                            return;
 802                        }
 803                        try {
 804                            restoredFromDatabaseLatch.await();
 805                            sendReadMarker(c, null);
 806                        } catch (InterruptedException e) {
 807                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 808                        }
 809
 810                    });
 811                    break;
 812                case ACTION_SNOOZE:
 813                    mNotificationExecutor.execute(() -> {
 814                        final Conversation c = findConversationByUuid(uuid);
 815                        if (c == null) {
 816                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 817                            return;
 818                        }
 819                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 820                        mNotificationService.clearMessages(c);
 821                        updateConversation(c);
 822                    });
 823                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 824                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 825                    if (dndOnSilentMode()) {
 826                        refreshAllPresences();
 827                    }
 828                    break;
 829                case Intent.ACTION_SCREEN_ON:
 830                    deactivateGracePeriod();
 831                case Intent.ACTION_USER_PRESENT:
 832                case Intent.ACTION_SCREEN_OFF:
 833                    if (awayWhenScreenLocked()) {
 834                        refreshAllPresences();
 835                    }
 836                    break;
 837                case ACTION_FCM_TOKEN_REFRESH:
 838                    refreshAllFcmTokens();
 839                    break;
 840                case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 841                    final String instance = intent.getStringExtra("instance");
 842                    final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints();
 843                    if (instance != null && transport.isPresent()) {
 844                        unifiedPushBroker.rebroadcastEndpoint(instance, transport.get());
 845                    }
 846                    break;
 847                case ACTION_IDLE_PING:
 848                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 849                        scheduleNextIdlePing();
 850                    }
 851                    break;
 852                case ACTION_FCM_MESSAGE_RECEIVED:
 853                    pushedAccountHash = intent.getStringExtra("account");
 854                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 855                    break;
 856                case Intent.ACTION_SEND:
 857                    Uri uri = intent.getData();
 858                    if (uri != null) {
 859                        Log.d(Config.LOGTAG, "received uri permission for " + uri);
 860                    }
 861                    return START_STICKY;
 862            }
 863        }
 864        synchronized (this) {
 865            WakeLockHelper.acquire(wakeLock);
 866            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 867            final HashSet<Account> pingCandidates = new HashSet<>();
 868            final String androidId = PhoneHelper.getAndroidId(this);
 869            for (Account account : accounts) {
 870                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 871                pingNow |= processAccountState(account,
 872                        interactive,
 873                        "ui".equals(action),
 874                        pushWasMeantForThisAccount,
 875                        pingCandidates);
 876            }
 877            if (pingNow) {
 878                for (Account account : pingCandidates) {
 879                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 880                    account.getXmppConnection().sendPing();
 881                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
 882                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 883                }
 884            }
 885            WakeLockHelper.release(wakeLock);
 886        }
 887        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 888            expireOldMessages();
 889        }
 890        return START_STICKY;
 891    }
 892
 893    private void handleOrbotStartedEvent() {
 894        for (final Account account : accounts) {
 895            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 896                reconnectAccount(account, true, false);
 897            }
 898        }
 899    }
 900
 901    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 902        boolean pingNow = false;
 903        if (account.getStatus().isAttemptReconnect()) {
 904            if (!hasInternetConnection()) {
 905                account.setStatus(Account.State.NO_INTERNET);
 906                if (statusListener != null) {
 907                    statusListener.onStatusChanged(account);
 908                }
 909            } else {
 910                if (account.getStatus() == Account.State.NO_INTERNET) {
 911                    account.setStatus(Account.State.OFFLINE);
 912                    if (statusListener != null) {
 913                        statusListener.onStatusChanged(account);
 914                    }
 915                }
 916                if (account.getStatus() == Account.State.ONLINE) {
 917                    synchronized (mLowPingTimeoutMode) {
 918                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 919                        long lastSent = account.getXmppConnection().getLastPingSent();
 920                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 921                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 922                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 923                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 924                        if (lastSent > lastReceived) {
 925                            if (pingTimeoutIn < 0) {
 926                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 927                                this.reconnectAccount(account, true, interactive);
 928                            } else {
 929                                int secs = (int) (pingTimeoutIn / 1000);
 930                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 931                            }
 932                        } else {
 933                            pingCandidates.add(account);
 934                            if (isAccountPushed) {
 935                                pingNow = true;
 936                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 937                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 938                                }
 939                            } else if (msToNextPing <= 0) {
 940                                pingNow = true;
 941                            } else {
 942                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 943                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 944                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 945                                }
 946                            }
 947                        }
 948                    }
 949                } else if (account.getStatus() == Account.State.OFFLINE) {
 950                    reconnectAccount(account, true, interactive);
 951                } else if (account.getStatus() == Account.State.CONNECTING) {
 952                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 953                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 954                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 955                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 956                    if (timeout < 0) {
 957                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 958                        account.getXmppConnection().resetAttemptCount(false);
 959                        reconnectAccount(account, true, interactive);
 960                    } else if (discoTimeout < 0) {
 961                        account.getXmppConnection().sendDiscoTimeout();
 962                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 963                    } else {
 964                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 965                    }
 966                } else {
 967                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 968                        reconnectAccount(account, true, interactive);
 969                    }
 970                }
 971            }
 972        }
 973        return pingNow;
 974    }
 975
 976    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
 977        return unifiedPushBroker.processPushMessage(account, transport, push);
 978    }
 979
 980    public void reinitializeMuclumbusService() {
 981        mChannelDiscoveryService.initializeMuclumbusService();
 982    }
 983
 984    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 985        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 986    }
 987
 988    public boolean isDataSaverDisabled() {
 989        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 990            final ConnectivityManager connectivityManager =
 991                    (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 992            return !connectivityManager.isActiveNetworkMetered()
 993                    || Compatibility.getRestrictBackgroundStatus(connectivityManager)
 994                            == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 995        } else {
 996            return true;
 997        }
 998    }
 999
1000    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1001        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1002        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1003        if (inReplyTo != null) message.setThread(inReplyTo.getThread());
1004        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1005            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1006        }
1007        message.markUnread();
1008        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1009            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1010                @Override
1011                public void success(Message message) {
1012                    if (dismissAfterReply) {
1013                        markRead((Conversation) message.getConversation(), true);
1014                    } else {
1015                        mNotificationService.pushFromDirectReply(message);
1016                    }
1017                }
1018
1019                @Override
1020                public void error(int errorCode, Message object) {
1021
1022                }
1023
1024                @Override
1025                public void userInputRequired(PendingIntent pi, Message object) {
1026
1027                }
1028            });
1029        } else {
1030            sendMessage(message);
1031            if (dismissAfterReply) {
1032                markRead(conversation, true);
1033            } else {
1034                mNotificationService.pushFromDirectReply(message);
1035            }
1036        }
1037    }
1038
1039    private boolean dndOnSilentMode() {
1040        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1041    }
1042
1043    private boolean manuallyChangePresence() {
1044        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1045    }
1046
1047    private boolean treatVibrateAsSilent() {
1048        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1049    }
1050
1051    private boolean awayWhenScreenLocked() {
1052        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1053    }
1054
1055    private String getCompressPicturesPreference() {
1056        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1057    }
1058
1059    private Presence.Status getTargetPresence() {
1060        if (dndOnSilentMode() && isPhoneSilenced()) {
1061            return Presence.Status.DND;
1062        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1063            return Presence.Status.AWAY;
1064        } else {
1065            return Presence.Status.ONLINE;
1066        }
1067    }
1068
1069    public boolean isScreenLocked() {
1070        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1071        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1072        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1073        final boolean interactive = powerManager != null && powerManager.isInteractive();
1074        return locked || !interactive;
1075    }
1076
1077    private boolean isPhoneSilenced() {
1078        final boolean notificationDnd;
1079        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1080            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1081            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1082            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1083        } else {
1084            notificationDnd = false;
1085        }
1086        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1087        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1088        try {
1089            if (treatVibrateAsSilent()) {
1090                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1091            } else {
1092                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1093            }
1094        } catch (Throwable throwable) {
1095            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1096            return notificationDnd;
1097        }
1098    }
1099
1100    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1101        Log.d(Config.LOGTAG, "resetting all attempt counts");
1102        for (Account account : accounts) {
1103            if (account.hasErrorStatus() || reallyAll) {
1104                final XmppConnection connection = account.getXmppConnection();
1105                if (connection != null) {
1106                    connection.resetAttemptCount(retryImmediately);
1107                }
1108            }
1109            if (account.setShowErrorNotification(true)) {
1110                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1111            }
1112        }
1113        mNotificationService.updateErrorNotification();
1114    }
1115
1116    private void dismissErrorNotifications() {
1117        for (final Account account : this.accounts) {
1118            if (account.hasErrorStatus()) {
1119                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1120                if (account.setShowErrorNotification(false)) {
1121                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1122                }
1123            }
1124        }
1125    }
1126
1127    private void expireOldMessages() {
1128        expireOldMessages(false);
1129    }
1130
1131    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1132        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1133        mDatabaseWriterExecutor.execute(() -> {
1134            long timestamp = getAutomaticMessageDeletionDate();
1135            if (timestamp > 0) {
1136                databaseBackend.expireOldMessages(timestamp);
1137                synchronized (XmppConnectionService.this.conversations) {
1138                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1139                        conversation.expireOldMessages(timestamp);
1140                        if (resetHasMessagesLeftOnServer) {
1141                            conversation.messagesLoaded.set(true);
1142                            conversation.setHasMessagesLeftOnServer(true);
1143                        }
1144                    }
1145                }
1146                updateConversationUi();
1147            }
1148        });
1149    }
1150
1151    public boolean hasInternetConnection() {
1152        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1153        if (cm == null) {
1154            return true; //if internet connection can not be checked it is probably best to just try
1155        }
1156        try {
1157            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1158                final Network activeNetwork = cm.getActiveNetwork();
1159                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1160                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1161            } else {
1162                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1163                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1164            }
1165        } catch (final RuntimeException e) {
1166            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1167            return true; //if internet connection can not be checked it is probably best to just try
1168        }
1169    }
1170
1171    @SuppressLint("TrulyRandom")
1172    @Override
1173    public void onCreate() {
1174        setTheme(ThemeHelper.find(this));
1175        ThemeHelper.applyCustomColors(this);
1176        if (Compatibility.runsTwentySix()) {
1177            mNotificationService.initializeChannels();
1178        }
1179        mChannelDiscoveryService.initializeMuclumbusService();
1180        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1181        toggleForegroundService();
1182        this.destroyed = false;
1183        OmemoSetting.load(this);
1184        ExceptionHelper.init(getApplicationContext());
1185        try {
1186            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1187        } catch (Throwable throwable) {
1188            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1189        }
1190        Resolver.init(this);
1191        updateMemorizingTrustmanager();
1192        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1193        final int cacheSize = maxMemory / 9;
1194        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1195            @Override
1196            protected int sizeOf(final String key, final Bitmap bitmap) {
1197                return bitmap.getByteCount() / 1024;
1198            }
1199        };
1200        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1201            @Override
1202            protected int sizeOf(final String key, final Drawable drawable) {
1203                if (drawable instanceof BitmapDrawable) {
1204                    return ((BitmapDrawable) drawable).getBitmap().getByteCount() / 1024;
1205                } else {
1206                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1207                }
1208            }
1209        };
1210        if (mLastActivity == 0) {
1211            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1212        }
1213
1214        Log.d(Config.LOGTAG, "initializing database...");
1215        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1216        Log.d(Config.LOGTAG, "restoring accounts...");
1217        this.accounts = databaseBackend.getAccounts();
1218        final SharedPreferences.Editor editor = getPreferences().edit();
1219        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1220            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1221            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1222        }
1223        final boolean hasEnabledAccounts = hasEnabledAccounts();
1224        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1225        editor.apply();
1226        toggleSetProfilePictureActivity(hasEnabledAccounts);
1227        reconfigurePushDistributor();
1228
1229        restoreFromDatabase();
1230
1231        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1232            startContactObserver();
1233        }
1234        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1235        if (Compatibility.hasStoragePermission(this)) {
1236            Log.d(Config.LOGTAG, "starting file observer");
1237            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1238            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1239        }
1240        if (Config.supportOpenPgp()) {
1241            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1242                @Override
1243                public void onBound(IOpenPgpService2 service) {
1244                    for (Account account : accounts) {
1245                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1246                        if (pgp != null) {
1247                            pgp.continueDecryption(true);
1248                        }
1249                    }
1250                }
1251
1252                @Override
1253                public void onError(Exception e) {
1254                }
1255            });
1256            this.pgpServiceConnection.bindToService();
1257        }
1258
1259        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1260        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1261
1262        toggleForegroundService();
1263        updateUnreadCountBadge();
1264        toggleScreenEventReceiver();
1265        final IntentFilter intentFilter = new IntentFilter();
1266        intentFilter.addAction(TorServiceUtils.ACTION_STATUS);
1267        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1268            scheduleNextIdlePing();
1269            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1270                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1271            }
1272            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1273        }
1274        registerReceiver(this.mInternalEventReceiver, intentFilter);
1275        mForceDuringOnCreate.set(false);
1276        toggleForegroundService();
1277        setupPhoneStateListener();
1278    }
1279
1280
1281    private void setupPhoneStateListener() {
1282        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1283        if (telephonyManager == null || Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1284            return;
1285        }
1286        telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1287    }
1288
1289    public boolean isPhoneInCall() {
1290        return isPhoneInCall.get();
1291    }
1292
1293    private void checkForDeletedFiles() {
1294        if (destroyed) {
1295            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1296            return;
1297        }
1298        final long start = SystemClock.elapsedRealtime();
1299        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1300        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1301        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1302            if (destroyed) {
1303                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1304                return;
1305            }
1306            final File file = fileBackend.getFileForPath(filePath.path);
1307            if (filePath.setDeleted(!file.exists())) {
1308                changed.add(filePath);
1309            }
1310        }
1311        final long duration = SystemClock.elapsedRealtime() - start;
1312        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1313        if (changed.size() > 0) {
1314            databaseBackend.markFilesAsChanged(changed);
1315            markChangedFiles(changed);
1316        }
1317    }
1318
1319    public void startContactObserver() {
1320        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1321            @Override
1322            public void onChange(boolean selfChange) {
1323                super.onChange(selfChange);
1324                if (restoredFromDatabaseLatch.getCount() == 0) {
1325                    loadPhoneContacts();
1326                }
1327            }
1328        });
1329    }
1330
1331    @Override
1332    public void onTrimMemory(int level) {
1333        super.onTrimMemory(level);
1334        if (level >= TRIM_MEMORY_COMPLETE) {
1335            Log.d(Config.LOGTAG, "clear cache due to low memory");
1336            getBitmapCache().evictAll();
1337        }
1338    }
1339
1340    @Override
1341    public void onDestroy() {
1342        try {
1343            unregisterReceiver(this.mInternalEventReceiver);
1344            unregisterReceiver(this.mInternalScreenEventReceiver);
1345        } catch (final IllegalArgumentException e) {
1346            //ignored
1347        }
1348        destroyed = false;
1349        fileObserver.stopWatching();
1350        super.onDestroy();
1351    }
1352
1353    public void restartFileObserver() {
1354        Log.d(Config.LOGTAG, "restarting file observer");
1355        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1356        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1357    }
1358
1359    public void toggleScreenEventReceiver() {
1360        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1361            final IntentFilter filter = new IntentFilter();
1362            filter.addAction(Intent.ACTION_SCREEN_ON);
1363            filter.addAction(Intent.ACTION_SCREEN_OFF);
1364            filter.addAction(Intent.ACTION_USER_PRESENT);
1365            registerReceiver(this.mInternalScreenEventReceiver, filter);
1366        } else {
1367            try {
1368                unregisterReceiver(this.mInternalScreenEventReceiver);
1369            } catch (IllegalArgumentException e) {
1370                //ignored
1371            }
1372        }
1373    }
1374
1375    public void toggleForegroundService() {
1376        toggleForegroundService(false);
1377    }
1378
1379    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1380        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1381        toggleForegroundService(false);
1382    }
1383
1384    public void removeOngoingCall() {
1385        ongoingCall.set(null);
1386        toggleForegroundService(false);
1387    }
1388
1389    private void toggleForegroundService(boolean force) {
1390        final boolean status;
1391        final OngoingCall ongoing = ongoingCall.get();
1392        final boolean showOngoing = ongoing != null && !diallerIntegrationActive.get();
1393        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || showOngoing || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1394            final Notification notification;
1395            final int id;
1396            if (showOngoing) {
1397                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1398                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1399                startForeground(id, notification);
1400                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1401            } else {
1402                notification = this.mNotificationService.createForegroundNotification();
1403                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1404                startForeground(id, notification);
1405            }
1406
1407            if (!mForceForegroundService.get()) {
1408                mNotificationService.notify(id, notification);
1409            }
1410            status = true;
1411        } else {
1412            stopForeground(true);
1413            status = false;
1414        }
1415        if (!mForceForegroundService.get()) {
1416            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1417        }
1418        if (!showOngoing) {
1419            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1420        }
1421        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1422    }
1423
1424    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1425        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1426    }
1427
1428    @Override
1429    public void onTaskRemoved(final Intent rootIntent) {
1430        super.onTaskRemoved(rootIntent);
1431        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1432            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1433        } else {
1434            this.logoutAndSave(false);
1435        }
1436    }
1437
1438    private void logoutAndSave(boolean stop) {
1439        int activeAccounts = 0;
1440        for (final Account account : accounts) {
1441            if (account.getStatus() != Account.State.DISABLED) {
1442                databaseBackend.writeRoster(account.getRoster());
1443                activeAccounts++;
1444            }
1445            if (account.getXmppConnection() != null) {
1446                new Thread(() -> disconnect(account, false)).start();
1447            }
1448        }
1449        if (stop || activeAccounts == 0) {
1450            Log.d(Config.LOGTAG, "good bye");
1451            stopSelf();
1452        }
1453    }
1454
1455    private void schedulePostConnectivityChange() {
1456        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1457        if (alarmManager == null) {
1458            return;
1459        }
1460        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1461        final Intent intent = new Intent(this, EventReceiver.class);
1462        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1463        try {
1464            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1465                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1466                    : PendingIntent.FLAG_UPDATE_CURRENT);
1467            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1468                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1469            } else {
1470                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1471            }
1472        } catch (RuntimeException e) {
1473            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1474        }
1475    }
1476
1477    public void scheduleWakeUpCall(int seconds, int requestCode) {
1478        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1479        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1480        if (alarmManager == null) {
1481            return;
1482        }
1483        final Intent intent = new Intent(this, EventReceiver.class);
1484        intent.setAction("ping");
1485        try {
1486            final PendingIntent pendingIntent;
1487            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1488                pendingIntent =
1489                        PendingIntent.getBroadcast(
1490                                this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1491            } else {
1492                pendingIntent =
1493                        PendingIntent.getBroadcast(
1494                                this, requestCode, intent, 0);
1495            }
1496            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1497        } catch (RuntimeException e) {
1498            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1499        }
1500    }
1501
1502    @TargetApi(Build.VERSION_CODES.M)
1503    private void scheduleNextIdlePing() {
1504        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1505        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1506        if (alarmManager == null) {
1507            return;
1508        }
1509        final Intent intent = new Intent(this, EventReceiver.class);
1510        intent.setAction(ACTION_IDLE_PING);
1511        try {
1512            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1513                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1514                    : PendingIntent.FLAG_UPDATE_CURRENT);
1515            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1516        } catch (RuntimeException e) {
1517            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1518        }
1519    }
1520
1521    public XmppConnection createConnection(final Account account) {
1522        final XmppConnection connection = new XmppConnection(account, this);
1523        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1524        connection.setOnStatusChangedListener(this.statusListener);
1525        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1526        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1527        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1528        connection.setOnBindListener(this.mOnBindListener);
1529        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1530        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1531        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1532        AxolotlService axolotlService = account.getAxolotlService();
1533        if (axolotlService != null) {
1534            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1535        }
1536        return connection;
1537    }
1538
1539    public void sendChatState(Conversation conversation) {
1540        if (sendChatStates()) {
1541            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1542            sendMessagePacket(conversation.getAccount(), packet);
1543        }
1544    }
1545
1546    private void sendFileMessage(final Message message, final boolean delay) {
1547        Log.d(Config.LOGTAG, "send file message");
1548        final Account account = message.getConversation().getAccount();
1549        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1550                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1551            mHttpConnectionManager.createNewUploadConnection(message, delay);
1552        } else {
1553            mJingleConnectionManager.startJingleFileTransfer(message);
1554        }
1555    }
1556
1557    public void sendMessage(final Message message) {
1558        sendMessage(message, false, false);
1559    }
1560
1561    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1562        final Account account = message.getConversation().getAccount();
1563        if (account.setShowErrorNotification(true)) {
1564            databaseBackend.updateAccount(account);
1565            mNotificationService.updateErrorNotification();
1566        }
1567        final Conversation conversation = (Conversation) message.getConversation();
1568        account.deactivateGracePeriod();
1569
1570
1571        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1572            final Contact contact = conversation.getContact();
1573            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1574                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1575                createContact(contact, true);
1576            }
1577        }
1578
1579        MessagePacket packet = null;
1580        final boolean addToConversation = !message.edited();
1581        boolean saveInDb = addToConversation;
1582        message.setStatus(Message.STATUS_WAITING);
1583
1584        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1585            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1586                databaseBackend.updateConversation(conversation);
1587            }
1588        }
1589
1590        final boolean inProgressJoin = isJoinInProgress(conversation);
1591
1592
1593        if (account.isOnlineAndConnected() && !inProgressJoin) {
1594            switch (message.getEncryption()) {
1595                case Message.ENCRYPTION_NONE:
1596                    if (message.needsUploading()) {
1597                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1598                                || conversation.getMode() == Conversation.MODE_MULTI
1599                                || message.fixCounterpart()) {
1600                            this.sendFileMessage(message, delay);
1601                        } else {
1602                            break;
1603                        }
1604                    } else {
1605                        packet = mMessageGenerator.generateChat(message);
1606                    }
1607                    break;
1608                case Message.ENCRYPTION_PGP:
1609                case Message.ENCRYPTION_DECRYPTED:
1610                    if (message.needsUploading()) {
1611                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1612                                || conversation.getMode() == Conversation.MODE_MULTI
1613                                || message.fixCounterpart()) {
1614                            this.sendFileMessage(message, delay);
1615                        } else {
1616                            break;
1617                        }
1618                    } else {
1619                        packet = mMessageGenerator.generatePgpChat(message);
1620                    }
1621                    break;
1622                case Message.ENCRYPTION_AXOLOTL:
1623                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1624                    if (message.needsUploading()) {
1625                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1626                                || conversation.getMode() == Conversation.MODE_MULTI
1627                                || message.fixCounterpart()) {
1628                            this.sendFileMessage(message, delay);
1629                        } else {
1630                            break;
1631                        }
1632                    } else {
1633                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1634                        if (axolotlMessage == null) {
1635                            account.getAxolotlService().preparePayloadMessage(message, delay);
1636                        } else {
1637                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1638                        }
1639                    }
1640                    break;
1641
1642            }
1643            if (packet != null) {
1644                if (account.getXmppConnection().getFeatures().sm()
1645                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1646                    message.setStatus(Message.STATUS_UNSEND);
1647                } else {
1648                    message.setStatus(Message.STATUS_SEND);
1649                }
1650            }
1651        } else {
1652            switch (message.getEncryption()) {
1653                case Message.ENCRYPTION_DECRYPTED:
1654                    if (!message.needsUploading()) {
1655                        String pgpBody = message.getEncryptedBody();
1656                        String decryptedBody = message.getBody();
1657                        message.setBody(pgpBody); //TODO might throw NPE
1658                        message.setEncryption(Message.ENCRYPTION_PGP);
1659                        if (message.edited()) {
1660                            message.setBody(decryptedBody);
1661                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1662                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1663                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1664                            }
1665                            updateConversationUi();
1666                            return;
1667                        } else {
1668                            databaseBackend.createMessage(message);
1669                            saveInDb = false;
1670                            message.setBody(decryptedBody);
1671                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1672                        }
1673                    }
1674                    break;
1675                case Message.ENCRYPTION_AXOLOTL:
1676                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1677                    break;
1678            }
1679        }
1680
1681
1682        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1683        if (mucMessage) {
1684            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1685        }
1686
1687        if (resend) {
1688            if (packet != null && addToConversation) {
1689                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1690                    markMessage(message, Message.STATUS_UNSEND);
1691                } else {
1692                    markMessage(message, Message.STATUS_SEND);
1693                }
1694            }
1695        } else {
1696            if (addToConversation) {
1697                conversation.add(message);
1698            }
1699            if (saveInDb) {
1700                databaseBackend.createMessage(message);
1701            } else if (message.edited()) {
1702                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1703                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1704                }
1705            }
1706            updateConversationUi();
1707        }
1708        if (packet != null) {
1709            if (delay) {
1710                mMessageGenerator.addDelay(packet, message.getTimeSent());
1711            }
1712            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1713                if (this.sendChatStates()) {
1714                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1715                }
1716            }
1717            sendMessagePacket(account, packet);
1718        }
1719    }
1720
1721    private boolean isJoinInProgress(final Conversation conversation) {
1722        final Account account = conversation.getAccount();
1723        synchronized (account.inProgressConferenceJoins) {
1724            if (conversation.getMode() == Conversational.MODE_MULTI) {
1725                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1726                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1727                final boolean inProgressJoin = inProgress || pending;
1728                if (inProgressJoin) {
1729                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1730                }
1731                return inProgressJoin;
1732            } else {
1733                return false;
1734            }
1735        }
1736    }
1737
1738    private void sendUnsentMessages(final Conversation conversation) {
1739        conversation.findWaitingMessages(message -> resendMessage(message, true));
1740    }
1741
1742    public void resendMessage(final Message message, final boolean delay) {
1743        sendMessage(message, true, delay);
1744    }
1745
1746    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1747        final XmppConnection connection = account.getXmppConnection();
1748        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1749        if (jid == null) {
1750            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1751            return;
1752        }
1753        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1754        request.setTo(jid);
1755        final Element command = request.addChild("command", Namespace.COMMANDS);
1756        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1757        command.setAttribute("action", "execute");
1758        sendIqPacket(account, request, (a, response) -> {
1759            if (response.getType() == IqPacket.TYPE.RESULT) {
1760                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1761                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1762                if (x != null) {
1763                    final Data data = Data.parse(x);
1764                    final String uri = data.getValue("uri");
1765                    final String landingUrl = data.getValue("landing-url");
1766                    if (uri != null) {
1767                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1768                        callback.inviteRequested(invite);
1769                        return;
1770                    }
1771                }
1772                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1773                Log.d(Config.LOGTAG, response.toString());
1774            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1775                callback.inviteRequestFailed(IqParser.errorMessage(response));
1776            } else {
1777                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1778            }
1779        });
1780
1781    }
1782
1783    public void fetchRosterFromServer(final Account account) {
1784        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1785        if (!"".equals(account.getRosterVersion())) {
1786            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1787                    + ": fetching roster version " + account.getRosterVersion());
1788        } else {
1789            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1790        }
1791        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1792        sendIqPacket(account, iqPacket, mIqParser);
1793    }
1794
1795    public void fetchBookmarks(final Account account) {
1796        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1797        final Element query = iqPacket.query("jabber:iq:private");
1798        query.addChild("storage", Namespace.BOOKMARKS);
1799        final OnIqPacketReceived callback = (a, response) -> {
1800            if (response.getType() == IqPacket.TYPE.RESULT) {
1801                final Element query1 = response.query();
1802                final Element storage = query1.findChild("storage", "storage:bookmarks");
1803                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1804                processBookmarksInitial(a, bookmarks, false);
1805            } else {
1806                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1807            }
1808        };
1809        sendIqPacket(account, iqPacket, callback);
1810    }
1811
1812    public void fetchBookmarks2(final Account account) {
1813        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1814        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1815            @Override
1816            public void onIqPacketReceived(final Account account, final IqPacket response) {
1817                if (response.getType() == IqPacket.TYPE.RESULT) {
1818                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1819                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1820                    processBookmarksInitial(account, bookmarks, true);
1821                }
1822            }
1823        });
1824    }
1825
1826    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1827        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1828        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1829        for (Bookmark bookmark : bookmarks.values()) {
1830            previousBookmarks.remove(bookmark.getJid().asBareJid());
1831            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1832        }
1833        if (pep && synchronizeWithBookmarks) {
1834            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1835            for (Jid jid : previousBookmarks) {
1836                processDeletedBookmark(account, jid);
1837            }
1838        }
1839        account.setBookmarks(bookmarks);
1840    }
1841
1842    public void processDeletedBookmark(Account account, Jid jid) {
1843        final Conversation conversation = find(account, jid);
1844        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1845            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1846            archiveConversation(conversation, false);
1847        }
1848    }
1849
1850    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1851        final Account account = bookmark.getAccount();
1852        Conversation conversation = find(bookmark);
1853        if (conversation != null) {
1854            if (conversation.getMode() != Conversation.MODE_MULTI) {
1855                return;
1856            }
1857            bookmark.setConversation(conversation);
1858            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1859                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1860                archiveConversation(conversation, false);
1861            } else {
1862                final MucOptions mucOptions = conversation.getMucOptions();
1863                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1864                    final String current = mucOptions.getActualNick();
1865                    final String proposed = mucOptions.getProposedNick();
1866                    if (current != null && !current.equals(proposed)) {
1867                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1868                        joinMuc(conversation);
1869                    }
1870                }
1871            }
1872        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1873            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1874            bookmark.setConversation(conversation);
1875        }
1876    }
1877
1878    public void processModifiedBookmark(Bookmark bookmark) {
1879        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1880        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1881    }
1882
1883    public void createBookmark(final Account account, final Bookmark bookmark) {
1884        account.putBookmark(bookmark);
1885        final XmppConnection connection = account.getXmppConnection();
1886        if (connection == null) {
1887            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1888        } else if (connection.getFeatures().bookmarks2()) {
1889            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1890            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1891        } else if (connection.getFeatures().bookmarksConversion()) {
1892            pushBookmarksPep(account);
1893        } else {
1894            pushBookmarksPrivateXml(account);
1895        }
1896    }
1897
1898    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1899        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
1900            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
1901        }
1902        account.removeBookmark(bookmark);
1903        final XmppConnection connection = account.getXmppConnection();
1904        if (connection == null) return;
1905
1906        if (connection.getFeatures().bookmarks2()) {
1907            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1908            sendIqPacket(account, request, (a, response) -> {
1909                if (response.getType() == IqPacket.TYPE.ERROR) {
1910                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1911                }
1912            });
1913        } else if (connection.getFeatures().bookmarksConversion()) {
1914            pushBookmarksPep(account);
1915        } else {
1916            pushBookmarksPrivateXml(account);
1917        }
1918    }
1919
1920    private void pushBookmarksPrivateXml(Account account) {
1921        if (!account.areBookmarksLoaded()) return;
1922
1923        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1924        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1925        Element query = iqPacket.query("jabber:iq:private");
1926        Element storage = query.addChild("storage", "storage:bookmarks");
1927        for (final Bookmark bookmark : account.getBookmarks()) {
1928            storage.addChild(bookmark);
1929        }
1930        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1931    }
1932
1933    private void pushBookmarksPep(Account account) {
1934        if (!account.areBookmarksLoaded()) return;
1935
1936        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1937        final Element storage = new Element("storage", "storage:bookmarks");
1938        for (final Bookmark bookmark : account.getBookmarks()) {
1939            storage.addChild(bookmark);
1940        }
1941        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1942
1943    }
1944
1945    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1946        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1947
1948    }
1949
1950    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1951        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1952        sendIqPacket(account, packet, (a, response) -> {
1953            if (response.getType() == IqPacket.TYPE.RESULT) {
1954                return;
1955            }
1956            if (retry && PublishOptions.preconditionNotMet(response)) {
1957                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1958                    @Override
1959                    public void onPushSucceeded() {
1960                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1961                    }
1962
1963                    @Override
1964                    public void onPushFailed() {
1965                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1966                    }
1967                });
1968            } else {
1969                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
1970            }
1971        });
1972    }
1973
1974    private void restoreFromDatabase() {
1975        synchronized (this.conversations) {
1976            final Map<String, Account> accountLookupTable = new Hashtable<>();
1977            for (Account account : this.accounts) {
1978                accountLookupTable.put(account.getUuid(), account);
1979            }
1980            Log.d(Config.LOGTAG, "restoring conversations...");
1981            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1982            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1983            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1984                Conversation conversation = iterator.next();
1985                Account account = accountLookupTable.get(conversation.getAccountUuid());
1986                if (account != null) {
1987                    conversation.setAccount(account);
1988                } else {
1989                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1990                    iterator.remove();
1991                }
1992            }
1993            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1994            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1995            Runnable runnable = () -> {
1996                if (DatabaseBackend.requiresMessageIndexRebuild()) {
1997                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
1998                }
1999                final long deletionDate = getAutomaticMessageDeletionDate();
2000                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2001                if (deletionDate > 0) {
2002                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2003                    databaseBackend.expireOldMessages(deletionDate);
2004                }
2005                Log.d(Config.LOGTAG, "restoring roster...");
2006                for (final Account account : accounts) {
2007                    databaseBackend.readRoster(account.getRoster());
2008                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2009                }
2010                getBitmapCache().evictAll();
2011                loadPhoneContacts();
2012                Log.d(Config.LOGTAG, "restoring messages...");
2013                final long startMessageRestore = SystemClock.elapsedRealtime();
2014                final Conversation quickLoad = QuickLoader.get(this.conversations);
2015                if (quickLoad != null) {
2016                    restoreMessages(quickLoad);
2017                    updateConversationUi();
2018                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2019                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2020                }
2021                for (Conversation conversation : this.conversations) {
2022                    if (quickLoad != conversation) {
2023                        restoreMessages(conversation);
2024                    }
2025                }
2026                mNotificationService.finishBacklog();
2027                restoredFromDatabaseLatch.countDown();
2028                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2029                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2030                updateConversationUi();
2031            };
2032            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2033        }
2034    }
2035
2036    private void restoreMessages(Conversation conversation) {
2037        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2038        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2039        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2040    }
2041
2042    public void loadPhoneContacts() {
2043        mContactMergerExecutor.execute(() -> {
2044            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2045            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2046            for (final Account account : accounts) {
2047                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2048                for (final JabberIdContact jidContact : contacts.values()) {
2049                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2050                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2051                    if (needsCacheClean) {
2052                        getAvatarService().clear(contact);
2053                    }
2054                    withSystemAccounts.remove(contact);
2055                }
2056                for (final Contact contact : withSystemAccounts) {
2057                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2058                    if (needsCacheClean) {
2059                        getAvatarService().clear(contact);
2060                    }
2061                }
2062            }
2063            Log.d(Config.LOGTAG, "finished merging phone contacts");
2064            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2065            updateRosterUi();
2066            mQuickConversationsService.considerSync();
2067        });
2068    }
2069
2070
2071    public void syncRoster(final Account account) {
2072        mRosterSyncTaskManager.execute(account, () -> {
2073            unregisterPhoneAccounts(account);
2074            databaseBackend.writeRoster(account.getRoster());
2075            try { Thread.sleep(500); } catch (InterruptedException e) { }
2076        });
2077    }
2078
2079    public List<Conversation> getConversations() {
2080        return this.conversations;
2081    }
2082
2083    private void markFileDeleted(final File file) {
2084        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2085            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2086                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2087                return;
2088            }
2089        }
2090        final boolean isInternalFile = fileBackend.isInternalFile(file);
2091        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2092        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2093        markUuidsAsDeletedFiles(uuids);
2094    }
2095
2096    private void markUuidsAsDeletedFiles(List<String> uuids) {
2097        boolean deleted = false;
2098        for (Conversation conversation : getConversations()) {
2099            deleted |= conversation.markAsDeleted(uuids);
2100        }
2101        for (final String uuid : uuids) {
2102            evictPreview(uuid);
2103        }
2104        if (deleted) {
2105            updateConversationUi();
2106        }
2107    }
2108
2109    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2110        boolean changed = false;
2111        for (Conversation conversation : getConversations()) {
2112            changed |= conversation.markAsChanged(infos);
2113        }
2114        if (changed) {
2115            updateConversationUi();
2116        }
2117    }
2118
2119    public void populateWithOrderedConversations(final List<Conversation> list) {
2120        populateWithOrderedConversations(list, true, true);
2121    }
2122
2123    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2124        populateWithOrderedConversations(list, includeNoFileUpload, true);
2125    }
2126
2127    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2128        final List<String> orderedUuids;
2129        if (sort) {
2130            orderedUuids = null;
2131        } else {
2132            orderedUuids = new ArrayList<>();
2133            for (Conversation conversation : list) {
2134                orderedUuids.add(conversation.getUuid());
2135            }
2136        }
2137        list.clear();
2138        if (includeNoFileUpload) {
2139            list.addAll(getConversations());
2140        } else {
2141            for (Conversation conversation : getConversations()) {
2142                if (conversation.getMode() == Conversation.MODE_SINGLE
2143                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2144                    list.add(conversation);
2145                }
2146            }
2147        }
2148        try {
2149            if (orderedUuids != null) {
2150                Collections.sort(list, (a, b) -> {
2151                    final int indexA = orderedUuids.indexOf(a.getUuid());
2152                    final int indexB = orderedUuids.indexOf(b.getUuid());
2153                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2154                        return a.compareTo(b);
2155                    }
2156                    return indexA - indexB;
2157                });
2158            } else {
2159                Collections.sort(list);
2160            }
2161        } catch (IllegalArgumentException e) {
2162            //ignore
2163        }
2164    }
2165
2166    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2167        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2168            return;
2169        } else if (timestamp == 0) {
2170            return;
2171        }
2172        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2173        final Runnable runnable = () -> {
2174            final Account account = conversation.getAccount();
2175            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2176            if (messages.size() > 0) {
2177                conversation.addAll(0, messages);
2178                callback.onMoreMessagesLoaded(messages.size(), conversation);
2179            } else if (conversation.hasMessagesLeftOnServer()
2180                    && account.isOnlineAndConnected()
2181                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2182                final boolean mamAvailable;
2183                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2184                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2185                } else {
2186                    mamAvailable = conversation.getMucOptions().mamSupport();
2187                }
2188                if (mamAvailable) {
2189                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2190                    if (query != null) {
2191                        query.setCallback(callback);
2192                        callback.informUser(R.string.fetching_history_from_server);
2193                    } else {
2194                        callback.informUser(R.string.not_fetching_history_retention_period);
2195                    }
2196
2197                }
2198            }
2199        };
2200        mDatabaseReaderExecutor.execute(runnable);
2201    }
2202
2203    public List<Account> getAccounts() {
2204        return this.accounts;
2205    }
2206
2207
2208    /**
2209     * 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)
2210     */
2211    public List<Conversation> findAllConferencesWith(Contact contact) {
2212        final ArrayList<Conversation> results = new ArrayList<>();
2213        for (final Conversation c : conversations) {
2214            if (c.getMode() != Conversation.MODE_MULTI) {
2215                continue;
2216            }
2217            final MucOptions mucOptions = c.getMucOptions();
2218            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2219                results.add(c);
2220            }
2221        }
2222        return results;
2223    }
2224
2225    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2226        for (final Conversation conversation : haystack) {
2227            if (conversation.getContact() == contact) {
2228                return conversation;
2229            }
2230        }
2231        return null;
2232    }
2233
2234    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2235        if (jid == null) {
2236            return null;
2237        }
2238        for (final Conversation conversation : haystack) {
2239            if ((account == null || conversation.getAccount() == account)
2240                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2241                return conversation;
2242            }
2243        }
2244        return null;
2245    }
2246
2247    public boolean isConversationsListEmpty(final Conversation ignore) {
2248        synchronized (this.conversations) {
2249            final int size = this.conversations.size();
2250            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2251        }
2252    }
2253
2254    public boolean isConversationStillOpen(final Conversation conversation) {
2255        synchronized (this.conversations) {
2256            for (Conversation current : this.conversations) {
2257                if (current == conversation) {
2258                    return true;
2259                }
2260            }
2261        }
2262        return false;
2263    }
2264
2265    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2266        return this.findOrCreateConversation(account, jid, muc, false, async);
2267    }
2268
2269    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2270        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2271    }
2272
2273    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2274        synchronized (this.conversations) {
2275            Conversation conversation = find(account, jid);
2276            if (conversation != null) {
2277                return conversation;
2278            }
2279            conversation = databaseBackend.findConversation(account, jid);
2280            final boolean loadMessagesFromDb;
2281            if (conversation != null) {
2282                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2283                conversation.setAccount(account);
2284                if (muc) {
2285                    conversation.setMode(Conversation.MODE_MULTI);
2286                    conversation.setContactJid(jid);
2287                } else {
2288                    conversation.setMode(Conversation.MODE_SINGLE);
2289                    conversation.setContactJid(jid.asBareJid());
2290                }
2291                databaseBackend.updateConversation(conversation);
2292                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2293            } else {
2294                String conversationName;
2295                Contact contact = account.getRoster().getContact(jid);
2296                if (contact != null) {
2297                    conversationName = contact.getDisplayName();
2298                } else {
2299                    conversationName = jid.getLocal();
2300                }
2301                if (muc) {
2302                    conversation = new Conversation(conversationName, account, jid,
2303                            Conversation.MODE_MULTI);
2304                } else {
2305                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2306                            Conversation.MODE_SINGLE);
2307                }
2308                this.databaseBackend.createConversation(conversation);
2309                loadMessagesFromDb = false;
2310            }
2311            final Conversation c = conversation;
2312            final Runnable runnable = () -> {
2313                if (loadMessagesFromDb) {
2314                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2315                    updateConversationUi();
2316                    c.messagesLoaded.set(true);
2317                }
2318                if (account.getXmppConnection() != null
2319                        && !c.getContact().isBlocked()
2320                        && account.getXmppConnection().getFeatures().mam()
2321                        && !muc) {
2322                    if (query == null) {
2323                        mMessageArchiveService.query(c);
2324                    } else {
2325                        if (query.getConversation() == null) {
2326                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2327                        }
2328                    }
2329                }
2330                if (joinAfterCreate) {
2331                    joinMuc(c);
2332                }
2333            };
2334            if (async) {
2335                mDatabaseReaderExecutor.execute(runnable);
2336            } else {
2337                runnable.run();
2338            }
2339            this.conversations.add(conversation);
2340            updateConversationUi();
2341            return conversation;
2342        }
2343    }
2344
2345    public void archiveConversation(Conversation conversation) {
2346        archiveConversation(conversation, true);
2347    }
2348
2349    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2350        getNotificationService().clear(conversation);
2351        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2352        conversation.setNextMessage(null);
2353        synchronized (this.conversations) {
2354            getMessageArchiveService().kill(conversation);
2355            if (conversation.getMode() == Conversation.MODE_MULTI) {
2356                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2357                    final Bookmark bookmark = conversation.getBookmark();
2358                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2359                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2360                            Account account = bookmark.getAccount();
2361                            bookmark.setConversation(null);
2362                            deleteBookmark(account, bookmark);
2363                        } else if (bookmark.autojoin()) {
2364                            bookmark.setAutojoin(false);
2365                            createBookmark(bookmark.getAccount(), bookmark);
2366                        }
2367                    }
2368                }
2369                leaveMuc(conversation);
2370            } else {
2371                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2372                    stopPresenceUpdatesTo(conversation.getContact());
2373                }
2374            }
2375            updateConversation(conversation);
2376            this.conversations.remove(conversation);
2377            updateConversationUi();
2378        }
2379    }
2380
2381    public void stopPresenceUpdatesTo(Contact contact) {
2382        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2383        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2384        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2385    }
2386
2387    public void createAccount(final Account account) {
2388        account.initAccountServices(this);
2389        databaseBackend.createAccount(account);
2390        this.accounts.add(account);
2391        this.reconnectAccountInBackground(account);
2392        updateAccountUi();
2393        syncEnabledAccountSetting();
2394        toggleForegroundService();
2395    }
2396
2397    private void syncEnabledAccountSetting() {
2398        final boolean hasEnabledAccounts = hasEnabledAccounts();
2399        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2400        toggleSetProfilePictureActivity(hasEnabledAccounts);
2401    }
2402
2403    private void toggleSetProfilePictureActivity(final boolean enabled) {
2404        try {
2405            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2406            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2407            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2408        } catch (IllegalStateException e) {
2409            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2410        }
2411    }
2412
2413    public boolean reconfigurePushDistributor() {
2414        return this.unifiedPushBroker.reconfigurePushDistributor();
2415    }
2416
2417    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2418        return this.unifiedPushBroker.renewUnifiedPushEndpoints();
2419    }
2420
2421    private void provisionAccount(final String address, final String password) {
2422        final Jid jid = Jid.ofEscaped(address);
2423        final Account account = new Account(jid, password);
2424        account.setOption(Account.OPTION_DISABLED, true);
2425        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2426        createAccount(account);
2427    }
2428
2429    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2430        new Thread(() -> {
2431            try {
2432                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2433                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2434                if (cert == null) {
2435                    callback.informUser(R.string.unable_to_parse_certificate);
2436                    return;
2437                }
2438                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2439                if (info == null) {
2440                    callback.informUser(R.string.certificate_does_not_contain_jid);
2441                    return;
2442                }
2443                if (findAccountByJid(info.first) == null) {
2444                    final Account account = new Account(info.first, "");
2445                    account.setPrivateKeyAlias(alias);
2446                    account.setOption(Account.OPTION_DISABLED, true);
2447                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2448                    account.setDisplayName(info.second);
2449                    createAccount(account);
2450                    callback.onAccountCreated(account);
2451                    if (Config.X509_VERIFICATION) {
2452                        try {
2453                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2454                        } catch (CertificateException e) {
2455                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2456                        }
2457                    }
2458                } else {
2459                    callback.informUser(R.string.account_already_exists);
2460                }
2461            } catch (Exception e) {
2462                callback.informUser(R.string.unable_to_parse_certificate);
2463            }
2464        }).start();
2465
2466    }
2467
2468    public void updateKeyInAccount(final Account account, final String alias) {
2469        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2470        try {
2471            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2472            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2473            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2474            if (info == null) {
2475                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2476                return;
2477            }
2478            if (account.getJid().asBareJid().equals(info.first)) {
2479                account.setPrivateKeyAlias(alias);
2480                account.setDisplayName(info.second);
2481                databaseBackend.updateAccount(account);
2482                if (Config.X509_VERIFICATION) {
2483                    try {
2484                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2485                    } catch (CertificateException e) {
2486                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2487                    }
2488                    account.getAxolotlService().regenerateKeys(true);
2489                }
2490            } else {
2491                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2492            }
2493        } catch (Exception e) {
2494            e.printStackTrace();
2495        }
2496    }
2497
2498    public boolean updateAccount(final Account account) {
2499        if (databaseBackend.updateAccount(account)) {
2500            account.setShowErrorNotification(true);
2501            this.statusListener.onStatusChanged(account);
2502            databaseBackend.updateAccount(account);
2503            reconnectAccountInBackground(account);
2504            updateAccountUi();
2505            getNotificationService().updateErrorNotification();
2506            toggleForegroundService();
2507            syncEnabledAccountSetting();
2508            mChannelDiscoveryService.cleanCache();
2509            return true;
2510        } else {
2511            return false;
2512        }
2513    }
2514
2515    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2516        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2517        sendIqPacket(account, iq, (a, packet) -> {
2518            if (packet.getType() == IqPacket.TYPE.RESULT) {
2519                a.setPassword(newPassword);
2520                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2521                databaseBackend.updateAccount(a);
2522                callback.onPasswordChangeSucceeded();
2523            } else {
2524                callback.onPasswordChangeFailed();
2525            }
2526        });
2527    }
2528
2529    public void deleteAccount(final Account account) {
2530        final boolean connected = account.getStatus() == Account.State.ONLINE;
2531        synchronized (this.conversations) {
2532            if (connected) {
2533                account.getAxolotlService().deleteOmemoIdentity();
2534            }
2535            for (final Conversation conversation : conversations) {
2536                if (conversation.getAccount() == account) {
2537                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2538                        if (connected) {
2539                            leaveMuc(conversation);
2540                        }
2541                    }
2542                    conversations.remove(conversation);
2543                    mNotificationService.clear(conversation);
2544                }
2545            }
2546            new Thread(() -> {
2547                for (final Contact contact : account.getRoster().getContacts()) {
2548                    contact.unregisterAsPhoneAccount(this);
2549                }
2550            }).start();
2551            if (account.getXmppConnection() != null) {
2552                new Thread(() -> disconnect(account, !connected)).start();
2553            }
2554            final Runnable runnable = () -> {
2555                if (!databaseBackend.deleteAccount(account)) {
2556                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2557                }
2558            };
2559            mDatabaseWriterExecutor.execute(runnable);
2560            this.accounts.remove(account);
2561            this.mRosterSyncTaskManager.clear(account);
2562            updateAccountUi();
2563            mNotificationService.updateErrorNotification();
2564            syncEnabledAccountSetting();
2565            toggleForegroundService();
2566        }
2567    }
2568
2569    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2570        final boolean remainingListeners;
2571        synchronized (LISTENER_LOCK) {
2572            remainingListeners = checkListeners();
2573            if (!this.mOnConversationUpdates.add(listener)) {
2574                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2575            }
2576            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2577        }
2578        if (remainingListeners) {
2579            switchToForeground();
2580        }
2581    }
2582
2583    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2584        final boolean remainingListeners;
2585        synchronized (LISTENER_LOCK) {
2586            this.mOnConversationUpdates.remove(listener);
2587            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2588            remainingListeners = checkListeners();
2589        }
2590        if (remainingListeners) {
2591            switchToBackground();
2592        }
2593    }
2594
2595    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2596        final boolean remainingListeners;
2597        synchronized (LISTENER_LOCK) {
2598            remainingListeners = checkListeners();
2599            if (!this.mOnShowErrorToasts.add(listener)) {
2600                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2601            }
2602        }
2603        if (remainingListeners) {
2604            switchToForeground();
2605        }
2606    }
2607
2608    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2609        final boolean remainingListeners;
2610        synchronized (LISTENER_LOCK) {
2611            this.mOnShowErrorToasts.remove(onShowErrorToast);
2612            remainingListeners = checkListeners();
2613        }
2614        if (remainingListeners) {
2615            switchToBackground();
2616        }
2617    }
2618
2619    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2620        final boolean remainingListeners;
2621        synchronized (LISTENER_LOCK) {
2622            remainingListeners = checkListeners();
2623            if (!this.mOnAccountUpdates.add(listener)) {
2624                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2625            }
2626        }
2627        if (remainingListeners) {
2628            switchToForeground();
2629        }
2630    }
2631
2632    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2633        final boolean remainingListeners;
2634        synchronized (LISTENER_LOCK) {
2635            this.mOnAccountUpdates.remove(listener);
2636            remainingListeners = checkListeners();
2637        }
2638        if (remainingListeners) {
2639            switchToBackground();
2640        }
2641    }
2642
2643    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2644        final boolean remainingListeners;
2645        synchronized (LISTENER_LOCK) {
2646            remainingListeners = checkListeners();
2647            if (!this.mOnCaptchaRequested.add(listener)) {
2648                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2649            }
2650        }
2651        if (remainingListeners) {
2652            switchToForeground();
2653        }
2654    }
2655
2656    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2657        final boolean remainingListeners;
2658        synchronized (LISTENER_LOCK) {
2659            this.mOnCaptchaRequested.remove(listener);
2660            remainingListeners = checkListeners();
2661        }
2662        if (remainingListeners) {
2663            switchToBackground();
2664        }
2665    }
2666
2667    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2668        final boolean remainingListeners;
2669        synchronized (LISTENER_LOCK) {
2670            remainingListeners = checkListeners();
2671            if (!this.mOnRosterUpdates.add(listener)) {
2672                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2673            }
2674        }
2675        if (remainingListeners) {
2676            switchToForeground();
2677        }
2678    }
2679
2680    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2681        final boolean remainingListeners;
2682        synchronized (LISTENER_LOCK) {
2683            this.mOnRosterUpdates.remove(listener);
2684            remainingListeners = checkListeners();
2685        }
2686        if (remainingListeners) {
2687            switchToBackground();
2688        }
2689    }
2690
2691    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2692        final boolean remainingListeners;
2693        synchronized (LISTENER_LOCK) {
2694            remainingListeners = checkListeners();
2695            if (!this.mOnUpdateBlocklist.add(listener)) {
2696                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2697            }
2698        }
2699        if (remainingListeners) {
2700            switchToForeground();
2701        }
2702    }
2703
2704    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2705        final boolean remainingListeners;
2706        synchronized (LISTENER_LOCK) {
2707            this.mOnUpdateBlocklist.remove(listener);
2708            remainingListeners = checkListeners();
2709        }
2710        if (remainingListeners) {
2711            switchToBackground();
2712        }
2713    }
2714
2715    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2716        final boolean remainingListeners;
2717        synchronized (LISTENER_LOCK) {
2718            remainingListeners = checkListeners();
2719            if (!this.mOnKeyStatusUpdated.add(listener)) {
2720                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2721            }
2722        }
2723        if (remainingListeners) {
2724            switchToForeground();
2725        }
2726    }
2727
2728    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2729        final boolean remainingListeners;
2730        synchronized (LISTENER_LOCK) {
2731            this.mOnKeyStatusUpdated.remove(listener);
2732            remainingListeners = checkListeners();
2733        }
2734        if (remainingListeners) {
2735            switchToBackground();
2736        }
2737    }
2738
2739    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2740        final boolean remainingListeners;
2741        synchronized (LISTENER_LOCK) {
2742            remainingListeners = checkListeners();
2743            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2744                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2745            }
2746        }
2747        if (remainingListeners) {
2748            switchToForeground();
2749        }
2750    }
2751
2752    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2753        final boolean remainingListeners;
2754        synchronized (LISTENER_LOCK) {
2755            this.onJingleRtpConnectionUpdate.remove(listener);
2756            remainingListeners = checkListeners();
2757        }
2758        if (remainingListeners) {
2759            switchToBackground();
2760        }
2761    }
2762
2763    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2764        final boolean remainingListeners;
2765        synchronized (LISTENER_LOCK) {
2766            remainingListeners = checkListeners();
2767            if (!this.mOnMucRosterUpdate.add(listener)) {
2768                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2769            }
2770        }
2771        if (remainingListeners) {
2772            switchToForeground();
2773        }
2774    }
2775
2776    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2777        final boolean remainingListeners;
2778        synchronized (LISTENER_LOCK) {
2779            this.mOnMucRosterUpdate.remove(listener);
2780            remainingListeners = checkListeners();
2781        }
2782        if (remainingListeners) {
2783            switchToBackground();
2784        }
2785    }
2786
2787    public boolean checkListeners() {
2788        return (this.mOnAccountUpdates.size() == 0
2789                && this.mOnConversationUpdates.size() == 0
2790                && this.mOnRosterUpdates.size() == 0
2791                && this.mOnCaptchaRequested.size() == 0
2792                && this.mOnMucRosterUpdate.size() == 0
2793                && this.mOnUpdateBlocklist.size() == 0
2794                && this.mOnShowErrorToasts.size() == 0
2795                && this.onJingleRtpConnectionUpdate.size() == 0
2796                && this.mOnKeyStatusUpdated.size() == 0);
2797    }
2798
2799    private void switchToForeground() {
2800        final boolean broadcastLastActivity = broadcastLastActivity();
2801        for (Conversation conversation : getConversations()) {
2802            if (conversation.getMode() == Conversation.MODE_MULTI) {
2803                conversation.getMucOptions().resetChatState();
2804            } else {
2805                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2806            }
2807        }
2808        for (Account account : getAccounts()) {
2809            if (account.getStatus() == Account.State.ONLINE) {
2810                account.deactivateGracePeriod();
2811                final XmppConnection connection = account.getXmppConnection();
2812                if (connection != null) {
2813                    if (connection.getFeatures().csi()) {
2814                        connection.sendActive();
2815                    }
2816                    if (broadcastLastActivity) {
2817                        sendPresence(account, false); //send new presence but don't include idle because we are not
2818                    }
2819                }
2820            }
2821        }
2822        Log.d(Config.LOGTAG, "app switched into foreground");
2823    }
2824
2825    private void switchToBackground() {
2826        final boolean broadcastLastActivity = broadcastLastActivity();
2827        if (broadcastLastActivity) {
2828            mLastActivity = System.currentTimeMillis();
2829            final SharedPreferences.Editor editor = getPreferences().edit();
2830            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2831            editor.apply();
2832        }
2833        for (Account account : getAccounts()) {
2834            if (account.getStatus() == Account.State.ONLINE) {
2835                XmppConnection connection = account.getXmppConnection();
2836                if (connection != null) {
2837                    if (broadcastLastActivity) {
2838                        sendPresence(account, true);
2839                    }
2840                    if (connection.getFeatures().csi()) {
2841                        connection.sendInactive();
2842                    }
2843                }
2844            }
2845        }
2846        this.mNotificationService.setIsInForeground(false);
2847        Log.d(Config.LOGTAG, "app switched into background");
2848    }
2849
2850    private void connectMultiModeConversations(Account account) {
2851        List<Conversation> conversations = getConversations();
2852        for (Conversation conversation : conversations) {
2853            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2854                joinMuc(conversation);
2855            }
2856        }
2857    }
2858
2859    public void mucSelfPingAndRejoin(final Conversation conversation) {
2860        final Account account = conversation.getAccount();
2861        synchronized (account.inProgressConferenceJoins) {
2862            if (account.inProgressConferenceJoins.contains(conversation)) {
2863                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2864                return;
2865            }
2866        }
2867        synchronized (account.inProgressConferencePings) {
2868            if (!account.inProgressConferencePings.add(conversation)) {
2869                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2870                return;
2871            }
2872        }
2873        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2874        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2875        ping.setTo(self);
2876        ping.addChild("ping", Namespace.PING);
2877        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2878            if (response.getType() == IqPacket.TYPE.ERROR) {
2879                Element error = response.findChild("error");
2880                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2881                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2882                } else {
2883                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2884                    joinMuc(conversation);
2885                }
2886            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2887                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2888            }
2889            synchronized (account.inProgressConferencePings) {
2890                account.inProgressConferencePings.remove(conversation);
2891            }
2892        });
2893    }
2894    public void joinMuc(Conversation conversation) {
2895        joinMuc(conversation, null, false);
2896    }
2897
2898    public void joinMuc(Conversation conversation, boolean followedInvite) {
2899        joinMuc(conversation, null, followedInvite);
2900    }
2901
2902    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2903        joinMuc(conversation, onConferenceJoined, false);
2904    }
2905
2906    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2907        final Account account = conversation.getAccount();
2908        synchronized (account.pendingConferenceJoins) {
2909            account.pendingConferenceJoins.remove(conversation);
2910        }
2911        synchronized (account.pendingConferenceLeaves) {
2912            account.pendingConferenceLeaves.remove(conversation);
2913        }
2914        if (account.getStatus() == Account.State.ONLINE) {
2915            synchronized (account.inProgressConferenceJoins) {
2916                account.inProgressConferenceJoins.add(conversation);
2917            }
2918            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2919                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2920            }
2921            conversation.resetMucOptions();
2922            if (onConferenceJoined != null) {
2923                conversation.getMucOptions().flagNoAutoPushConfiguration();
2924            }
2925            conversation.setHasMessagesLeftOnServer(false);
2926            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2927
2928                private void join(Conversation conversation) {
2929                    Account account = conversation.getAccount();
2930                    final MucOptions mucOptions = conversation.getMucOptions();
2931
2932                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2933                        synchronized (account.inProgressConferenceJoins) {
2934                            account.inProgressConferenceJoins.remove(conversation);
2935                        }
2936                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2937                        updateConversationUi();
2938                        if (onConferenceJoined != null) {
2939                            onConferenceJoined.onConferenceJoined(conversation);
2940                        }
2941                        return;
2942                    }
2943
2944                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2945                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2946                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2947                    packet.setTo(joinJid);
2948                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2949                    if (conversation.getMucOptions().getPassword() != null) {
2950                        x.addChild("password").setContent(mucOptions.getPassword());
2951                    }
2952
2953                    if (mucOptions.mamSupport()) {
2954                        // Use MAM instead of the limited muc history to get history
2955                        x.addChild("history").setAttribute("maxchars", "0");
2956                    } else {
2957                        // Fallback to muc history
2958                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2959                    }
2960                    sendPresencePacket(account, packet);
2961                    if (onConferenceJoined != null) {
2962                        onConferenceJoined.onConferenceJoined(conversation);
2963                    }
2964                    if (!joinJid.equals(conversation.getJid())) {
2965                        conversation.setContactJid(joinJid);
2966                        databaseBackend.updateConversation(conversation);
2967                    }
2968
2969                    if (mucOptions.mamSupport()) {
2970                        getMessageArchiveService().catchupMUC(conversation);
2971                    }
2972                    if (mucOptions.isPrivateAndNonAnonymous()) {
2973                        fetchConferenceMembers(conversation);
2974
2975                        if (followedInvite) {
2976                            final Bookmark bookmark = conversation.getBookmark();
2977                            if (bookmark != null) {
2978                                if (!bookmark.autojoin()) {
2979                                    bookmark.setAutojoin(true);
2980                                    createBookmark(account, bookmark);
2981                                }
2982                            } else {
2983                                saveConversationAsBookmark(conversation, null);
2984                            }
2985                        }
2986                    }
2987                    synchronized (account.inProgressConferenceJoins) {
2988                        account.inProgressConferenceJoins.remove(conversation);
2989                        sendUnsentMessages(conversation);
2990                    }
2991                }
2992
2993                @Override
2994                public void onConferenceConfigurationFetched(Conversation conversation) {
2995                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2996                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2997                        return;
2998                    }
2999                    join(conversation);
3000                }
3001
3002                @Override
3003                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3004                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3005                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3006                        return;
3007                    }
3008                    if ("remote-server-not-found".equals(errorCondition)) {
3009                        synchronized (account.inProgressConferenceJoins) {
3010                            account.inProgressConferenceJoins.remove(conversation);
3011                        }
3012                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3013                        updateConversationUi();
3014                    } else {
3015                        join(conversation);
3016                        fetchConferenceConfiguration(conversation);
3017                    }
3018                }
3019            });
3020            updateConversationUi();
3021        } else {
3022            synchronized (account.pendingConferenceJoins) {
3023                account.pendingConferenceJoins.add(conversation);
3024            }
3025            conversation.resetMucOptions();
3026            conversation.setHasMessagesLeftOnServer(false);
3027            updateConversationUi();
3028        }
3029    }
3030
3031    private void fetchConferenceMembers(final Conversation conversation) {
3032        final Account account = conversation.getAccount();
3033        final AxolotlService axolotlService = account.getAxolotlService();
3034        final String[] affiliations = {"member", "admin", "owner"};
3035        OnIqPacketReceived callback = new OnIqPacketReceived() {
3036
3037            private int i = 0;
3038            private boolean success = true;
3039
3040            @Override
3041            public void onIqPacketReceived(Account account, IqPacket packet) {
3042                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3043                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3044                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3045                    for (Element child : query.getChildren()) {
3046                        if ("item".equals(child.getName())) {
3047                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3048                            if (!user.realJidMatchesAccount()) {
3049                                boolean isNew = conversation.getMucOptions().updateUser(user);
3050                                Contact contact = user.getContact();
3051                                if (omemoEnabled
3052                                        && isNew
3053                                        && user.getRealJid() != null
3054                                        && (contact == null || !contact.mutualPresenceSubscription())
3055                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3056                                    axolotlService.fetchDeviceIds(user.getRealJid());
3057                                }
3058                            }
3059                        }
3060                    }
3061                } else {
3062                    success = false;
3063                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3064                }
3065                ++i;
3066                if (i >= affiliations.length) {
3067                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3068                    if (success) {
3069                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3070                        boolean changed = false;
3071                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3072                            Jid jid = iterator.next();
3073                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3074                                iterator.remove();
3075                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3076                                changed = true;
3077                            }
3078                        }
3079                        if (changed) {
3080                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3081                            updateConversation(conversation);
3082                        }
3083                    }
3084                    getAvatarService().clear(conversation);
3085                    updateMucRosterUi();
3086                    updateConversationUi();
3087                }
3088            }
3089        };
3090        for (String affiliation : affiliations) {
3091            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3092        }
3093        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3094    }
3095
3096    public void providePasswordForMuc(Conversation conversation, String password) {
3097        if (conversation.getMode() == Conversation.MODE_MULTI) {
3098            conversation.getMucOptions().setPassword(password);
3099            if (conversation.getBookmark() != null) {
3100                final Bookmark bookmark = conversation.getBookmark();
3101                if (synchronizeWithBookmarks()) {
3102                    bookmark.setAutojoin(true);
3103                }
3104                createBookmark(conversation.getAccount(), bookmark);
3105            }
3106            updateConversation(conversation);
3107            joinMuc(conversation);
3108        }
3109    }
3110
3111    public void deleteAvatar(final Account account) {
3112        final AtomicBoolean executed = new AtomicBoolean(false);
3113        final Runnable onDeleted =
3114                () -> {
3115                    if (executed.compareAndSet(false, true)) {
3116                        account.setAvatar(null);
3117                        databaseBackend.updateAccount(account);
3118                        getAvatarService().clear(account);
3119                        updateAccountUi();
3120                    }
3121                };
3122        deleteVcardAvatar(account, onDeleted);
3123        deletePepNode(account, Namespace.AVATAR_DATA);
3124        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3125    }
3126
3127    public void deletePepNode(final Account account, final String node) {
3128        deletePepNode(account, node, null);
3129    }
3130
3131    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3132        final IqPacket request = mIqGenerator.deleteNode(node);
3133        sendIqPacket(account, request, (a, packet) -> {
3134            if (packet.getType() == IqPacket.TYPE.RESULT) {
3135                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3136                if (runnable != null) {
3137                    runnable.run();
3138                }
3139            } else {
3140                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3141            }
3142        });
3143    }
3144
3145    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3146        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3147        sendIqPacket(account, retrieveVcard, (a, response) -> {
3148            if (response.getType() != IqPacket.TYPE.RESULT) {
3149                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3150                return;
3151            }
3152            final Element vcard = response.findChild("vCard", "vcard-temp");
3153            if (vcard == null) {
3154                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3155                return;
3156            }
3157            Element photo = vcard.findChild("PHOTO");
3158            if (photo == null) {
3159                photo = vcard.addChild("PHOTO");
3160            }
3161            photo.clearChildren();
3162            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3163            publication.setTo(a.getJid().asBareJid());
3164            publication.addChild(vcard);
3165            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3166                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3167                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3168                    runnable.run();
3169                } else {
3170                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3171                }
3172            });
3173        });
3174    }
3175
3176    private boolean hasEnabledAccounts() {
3177        if (this.accounts == null) {
3178            return false;
3179        }
3180        for (Account account : this.accounts) {
3181            if (account.isEnabled()) {
3182                return true;
3183            }
3184        }
3185        return false;
3186    }
3187
3188
3189    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3190        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3191    }
3192
3193    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3194        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3195    }
3196
3197
3198    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3199        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3200    }
3201
3202    public void persistSelfNick(MucOptions.User self) {
3203        final Conversation conversation = self.getConversation();
3204        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3205        Jid full = self.getFullJid();
3206        if (!full.equals(conversation.getJid())) {
3207            Log.d(Config.LOGTAG, "nick changed. updating");
3208            conversation.setContactJid(full);
3209            databaseBackend.updateConversation(conversation);
3210        }
3211
3212        final Bookmark bookmark = conversation.getBookmark();
3213        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3214        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3215            final Account account = conversation.getAccount();
3216            final String defaultNick = MucOptions.defaultNick(account);
3217            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3218                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3219                return;
3220            }
3221            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3222            bookmark.setNick(full.getResource());
3223            createBookmark(bookmark.getAccount(), bookmark);
3224        }
3225    }
3226
3227    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3228        final MucOptions options = conversation.getMucOptions();
3229        final Jid joinJid = options.createJoinJid(nick);
3230        if (joinJid == null) {
3231            return false;
3232        }
3233        if (options.online()) {
3234            Account account = conversation.getAccount();
3235            options.setOnRenameListener(new OnRenameListener() {
3236
3237                @Override
3238                public void onSuccess() {
3239                    callback.success(conversation);
3240                }
3241
3242                @Override
3243                public void onFailure() {
3244                    callback.error(R.string.nick_in_use, conversation);
3245                }
3246            });
3247
3248            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3249            packet.setTo(joinJid);
3250            sendPresencePacket(account, packet);
3251        } else {
3252            conversation.setContactJid(joinJid);
3253            databaseBackend.updateConversation(conversation);
3254            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3255                Bookmark bookmark = conversation.getBookmark();
3256                if (bookmark != null) {
3257                    bookmark.setNick(nick);
3258                    createBookmark(bookmark.getAccount(), bookmark);
3259                }
3260                joinMuc(conversation);
3261            }
3262        }
3263        return true;
3264    }
3265
3266    public void leaveMuc(Conversation conversation) {
3267        leaveMuc(conversation, false);
3268    }
3269
3270    private void leaveMuc(Conversation conversation, boolean now) {
3271        final Account account = conversation.getAccount();
3272        synchronized (account.pendingConferenceJoins) {
3273            account.pendingConferenceJoins.remove(conversation);
3274        }
3275        synchronized (account.pendingConferenceLeaves) {
3276            account.pendingConferenceLeaves.remove(conversation);
3277        }
3278        if (account.getStatus() == Account.State.ONLINE || now) {
3279            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3280            conversation.getMucOptions().setOffline();
3281            Bookmark bookmark = conversation.getBookmark();
3282            if (bookmark != null) {
3283                bookmark.setConversation(null);
3284            }
3285            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3286        } else {
3287            synchronized (account.pendingConferenceLeaves) {
3288                account.pendingConferenceLeaves.add(conversation);
3289            }
3290        }
3291    }
3292
3293    public String findConferenceServer(final Account account) {
3294        String server;
3295        if (account.getXmppConnection() != null) {
3296            server = account.getXmppConnection().getMucServer();
3297            if (server != null) {
3298                return server;
3299            }
3300        }
3301        for (Account other : getAccounts()) {
3302            if (other != account && other.getXmppConnection() != null) {
3303                server = other.getXmppConnection().getMucServer();
3304                if (server != null) {
3305                    return server;
3306                }
3307            }
3308        }
3309        return null;
3310    }
3311
3312
3313    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3314        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3315            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3316            if (!TextUtils.isEmpty(name)) {
3317                configuration.putString("muc#roomconfig_roomname", name);
3318            }
3319            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3320                @Override
3321                public void onPushSucceeded() {
3322                    saveConversationAsBookmark(conversation, name);
3323                    callback.success(conversation);
3324                }
3325
3326                @Override
3327                public void onPushFailed() {
3328                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3329                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3330                    } else {
3331                        callback.error(R.string.joined_an_existing_channel, conversation);
3332                    }
3333                }
3334            });
3335        });
3336    }
3337
3338    public boolean createAdhocConference(final Account account,
3339                                         final String name,
3340                                         final Iterable<Jid> jids,
3341                                         final UiCallback<Conversation> callback) {
3342        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3343        if (account.getStatus() == Account.State.ONLINE) {
3344            try {
3345                String server = findConferenceServer(account);
3346                if (server == null) {
3347                    if (callback != null) {
3348                        callback.error(R.string.no_conference_server_found, null);
3349                    }
3350                    return false;
3351                }
3352                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3353                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3354                joinMuc(conversation, new OnConferenceJoined() {
3355                    @Override
3356                    public void onConferenceJoined(final Conversation conversation) {
3357                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3358                        if (!TextUtils.isEmpty(name)) {
3359                            configuration.putString("muc#roomconfig_roomname", name);
3360                        }
3361                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3362                            @Override
3363                            public void onPushSucceeded() {
3364                                for (Jid invite : jids) {
3365                                    invite(conversation, invite);
3366                                }
3367                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3368                                    Jid other = account.getJid().withResource(resource);
3369                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3370                                    directInvite(conversation, other);
3371                                }
3372                                saveConversationAsBookmark(conversation, name);
3373                                if (callback != null) {
3374                                    callback.success(conversation);
3375                                }
3376                            }
3377
3378                            @Override
3379                            public void onPushFailed() {
3380                                archiveConversation(conversation);
3381                                if (callback != null) {
3382                                    callback.error(R.string.conference_creation_failed, conversation);
3383                                }
3384                            }
3385                        });
3386                    }
3387                });
3388                return true;
3389            } catch (IllegalArgumentException e) {
3390                if (callback != null) {
3391                    callback.error(R.string.conference_creation_failed, null);
3392                }
3393                return false;
3394            }
3395        } else {
3396            if (callback != null) {
3397                callback.error(R.string.not_connected_try_again, null);
3398            }
3399            return false;
3400        }
3401    }
3402
3403    public void checkIfMuc(final Account account, final Jid jid, Consumer<Boolean> cb) {
3404        IqPacket request = mIqGenerator.queryDiscoInfo(jid.asBareJid());
3405        sendIqPacket(account, request, (acct, reply) -> {
3406            ServiceDiscoveryResult result = new ServiceDiscoveryResult(reply);
3407            cb.accept(
3408                result.getFeatures().contains("http://jabber.org/protocol/muc") &&
3409                result.hasIdentity("conference", null)
3410            );
3411        });
3412    }
3413
3414    public void fetchConferenceConfiguration(final Conversation conversation) {
3415        fetchConferenceConfiguration(conversation, null);
3416    }
3417
3418    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3419        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3420        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3421            @Override
3422            public void onIqPacketReceived(Account account, IqPacket packet) {
3423                if (packet.getType() == IqPacket.TYPE.RESULT) {
3424                    final MucOptions mucOptions = conversation.getMucOptions();
3425                    final Bookmark bookmark = conversation.getBookmark();
3426                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3427
3428                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3429                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3430                        updateConversation(conversation);
3431                    }
3432
3433                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3434                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3435                            createBookmark(account, bookmark);
3436                        }
3437                    }
3438
3439
3440                    if (callback != null) {
3441                        callback.onConferenceConfigurationFetched(conversation);
3442                    }
3443
3444
3445                    updateConversationUi();
3446                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3447                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3448                } else {
3449                    if (callback != null) {
3450                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3451                    }
3452                }
3453            }
3454        });
3455    }
3456
3457    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3458        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3459    }
3460
3461    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3462        Log.d(Config.LOGTAG, "pushing node configuration");
3463        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3464            @Override
3465            public void onIqPacketReceived(Account account, IqPacket packet) {
3466                if (packet.getType() == IqPacket.TYPE.RESULT) {
3467                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3468                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3469                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3470                    if (x != null) {
3471                        Data data = Data.parse(x);
3472                        data.submit(options);
3473                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3474                            @Override
3475                            public void onIqPacketReceived(Account account, IqPacket packet) {
3476                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3477                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3478                                    callback.onPushSucceeded();
3479                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3480                                    callback.onPushFailed();
3481                                }
3482                            }
3483                        });
3484                    } else if (callback != null) {
3485                        callback.onPushFailed();
3486                    }
3487                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3488                    callback.onPushFailed();
3489                }
3490            }
3491        });
3492    }
3493
3494    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3495        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3496            conversation.setAttribute("accept_non_anonymous", true);
3497            updateConversation(conversation);
3498        }
3499        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3500            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3501            options.putString("members_by_default", moderated ? "0" : "1");
3502        }
3503        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3504        request.setTo(conversation.getJid().asBareJid());
3505        request.query("http://jabber.org/protocol/muc#owner");
3506        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3507            @Override
3508            public void onIqPacketReceived(Account account, IqPacket packet) {
3509                if (packet.getType() == IqPacket.TYPE.RESULT) {
3510                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3511                    data.submit(options);
3512                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3513                    set.setTo(conversation.getJid().asBareJid());
3514                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3515                    sendIqPacket(account, set, new OnIqPacketReceived() {
3516                        @Override
3517                        public void onIqPacketReceived(Account account, IqPacket packet) {
3518                            if (callback != null) {
3519                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3520                                    callback.onPushSucceeded();
3521                                } else {
3522                                    callback.onPushFailed();
3523                                }
3524                            }
3525                        }
3526                    });
3527                } else {
3528                    if (callback != null) {
3529                        callback.onPushFailed();
3530                    }
3531                }
3532            }
3533        });
3534    }
3535
3536    public void pushSubjectToConference(final Conversation conference, final String subject) {
3537        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3538        this.sendMessagePacket(conference.getAccount(), packet);
3539    }
3540
3541    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3542        final Jid jid = user.asBareJid();
3543        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3544        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3545            if (response.getType() == IqPacket.TYPE.RESULT) {
3546                conference.getMucOptions().changeAffiliation(jid, affiliation);
3547                getAvatarService().clear(conference);
3548                if (callback != null) {
3549                    callback.onAffiliationChangedSuccessful(jid);
3550                } else {
3551                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3552                }
3553            } else if (callback != null) {
3554                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3555            } else {
3556                Log.d(Config.LOGTAG, "unable to change affiliation");
3557            }
3558        });
3559    }
3560
3561    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3562        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3563        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3564            if (packet.getType() != IqPacket.TYPE.RESULT) {
3565                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3566            }
3567        });
3568    }
3569
3570    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3571        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3572        request.setTo(conversation.getJid().asBareJid());
3573        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3574        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3575            @Override
3576            public void onIqPacketReceived(Account account, IqPacket packet) {
3577                if (packet.getType() == IqPacket.TYPE.RESULT) {
3578                    if (callback != null) {
3579                        callback.onRoomDestroySucceeded();
3580                    }
3581                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3582                    if (callback != null) {
3583                        callback.onRoomDestroyFailed();
3584                    }
3585                }
3586            }
3587        });
3588    }
3589
3590    private void disconnect(Account account, boolean force) {
3591        if ((account.getStatus() == Account.State.ONLINE)
3592                || (account.getStatus() == Account.State.DISABLED)) {
3593            final XmppConnection connection = account.getXmppConnection();
3594            if (!force) {
3595                List<Conversation> conversations = getConversations();
3596                for (Conversation conversation : conversations) {
3597                    if (conversation.getAccount() == account) {
3598                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3599                            leaveMuc(conversation, true);
3600                        }
3601                    }
3602                }
3603                sendOfflinePresence(account);
3604            }
3605            connection.disconnect(force);
3606        }
3607    }
3608
3609    @Override
3610    public IBinder onBind(Intent intent) {
3611        return mBinder;
3612    }
3613
3614    public void updateMessage(Message message) {
3615        updateMessage(message, true);
3616    }
3617
3618    public void updateMessage(Message message, boolean includeBody) {
3619        databaseBackend.updateMessage(message, includeBody);
3620        updateConversationUi();
3621    }
3622
3623    public void createMessageAsync(final Message message) {
3624        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3625    }
3626
3627    public void updateMessage(Message message, String uuid) {
3628        if (!databaseBackend.updateMessage(message, uuid)) {
3629            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3630        }
3631        updateConversationUi();
3632    }
3633
3634    protected void syncDirtyContacts(Account account) {
3635        for (Contact contact : account.getRoster().getContacts()) {
3636            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3637                pushContactToServer(contact);
3638            }
3639            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3640                deleteContactOnServer(contact);
3641            }
3642        }
3643    }
3644
3645    protected void unregisterPhoneAccounts(final Account account) {
3646        for (final Contact contact : account.getRoster().getContacts()) {
3647            if (!contact.showInRoster()) {
3648                contact.unregisterAsPhoneAccount(this);
3649            }
3650        }
3651    }
3652
3653    public void createContact(final Contact contact, final boolean autoGrant) {
3654        createContact(contact, autoGrant, null);
3655    }
3656
3657    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3658        if (autoGrant) {
3659            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3660            contact.setOption(Contact.Options.ASKING);
3661        }
3662        pushContactToServer(contact, preAuth);
3663    }
3664
3665    public void pushContactToServer(final Contact contact) {
3666        pushContactToServer(contact, null);
3667    }
3668
3669    private void pushContactToServer(final Contact contact, final String preAuth) {
3670        contact.resetOption(Contact.Options.DIRTY_DELETE);
3671        contact.setOption(Contact.Options.DIRTY_PUSH);
3672        final Account account = contact.getAccount();
3673        if (account.getStatus() == Account.State.ONLINE) {
3674            final boolean ask = contact.getOption(Contact.Options.ASKING);
3675            final boolean sendUpdates = contact
3676                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3677                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3678            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3679            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3680            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3681            if (sendUpdates) {
3682                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3683            }
3684            if (ask) {
3685                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3686            }
3687        } else {
3688            syncRoster(contact.getAccount());
3689        }
3690    }
3691
3692    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3693        new Thread(() -> {
3694            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3695            final int size = Config.AVATAR_SIZE;
3696            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3697            if (avatar != null) {
3698                if (!getFileBackend().save(avatar)) {
3699                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3700                    return;
3701                }
3702                avatar.owner = conversation.getJid().asBareJid();
3703                publishMucAvatar(conversation, avatar, callback);
3704            } else {
3705                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3706            }
3707        }).start();
3708    }
3709
3710    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3711        new Thread(() -> {
3712            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3713            final int size = Config.AVATAR_SIZE;
3714            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3715            if (avatar != null) {
3716                if (!getFileBackend().save(avatar)) {
3717                    Log.d(Config.LOGTAG, "unable to save vcard");
3718                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3719                    return;
3720                }
3721                publishAvatar(account, avatar, callback);
3722            } else {
3723                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3724            }
3725        }).start();
3726
3727    }
3728
3729    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3730        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3731        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3732            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3733            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3734                Element vcard = response.findChild("vCard", "vcard-temp");
3735                if (vcard == null) {
3736                    vcard = new Element("vCard", "vcard-temp");
3737                }
3738                Element photo = vcard.findChild("PHOTO");
3739                if (photo == null) {
3740                    photo = vcard.addChild("PHOTO");
3741                }
3742                photo.clearChildren();
3743                photo.addChild("TYPE").setContent(avatar.type);
3744                photo.addChild("BINVAL").setContent(avatar.image);
3745                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3746                publication.setTo(conversation.getJid().asBareJid());
3747                publication.addChild(vcard);
3748                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3749                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3750                        callback.onAvatarPublicationSucceeded();
3751                    } else {
3752                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3753                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3754                    }
3755                });
3756            } else {
3757                Log.d(Config.LOGTAG, "failed to request vcard " + response);
3758                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3759            }
3760        });
3761    }
3762
3763    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3764        final Bundle options;
3765        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3766            options = PublishOptions.openAccess();
3767        } else {
3768            options = null;
3769        }
3770        publishAvatar(account, avatar, options, true, callback);
3771    }
3772
3773    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3774        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3775        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3776        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3777
3778            @Override
3779            public void onIqPacketReceived(Account account, IqPacket result) {
3780                if (result.getType() == IqPacket.TYPE.RESULT) {
3781                    publishAvatarMetadata(account, avatar, options, true, callback);
3782                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3783                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
3784                        @Override
3785                        public void onPushSucceeded() {
3786                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3787                            publishAvatar(account, avatar, options, false, callback);
3788                        }
3789
3790                        @Override
3791                        public void onPushFailed() {
3792                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3793                            publishAvatar(account, avatar, null, false, callback);
3794                        }
3795                    });
3796                } else {
3797                    Element error = result.findChild("error");
3798                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3799                    if (callback != null) {
3800                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3801                    }
3802                }
3803            }
3804        });
3805    }
3806
3807    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3808        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3809        sendIqPacket(account, packet, new OnIqPacketReceived() {
3810            @Override
3811            public void onIqPacketReceived(Account account, IqPacket result) {
3812                if (result.getType() == IqPacket.TYPE.RESULT) {
3813                    if (account.setAvatar(avatar.getFilename())) {
3814                        getAvatarService().clear(account);
3815                        databaseBackend.updateAccount(account);
3816                        notifyAccountAvatarHasChanged(account);
3817                    }
3818                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3819                    if (callback != null) {
3820                        callback.onAvatarPublicationSucceeded();
3821                    }
3822                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3823                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
3824                        @Override
3825                        public void onPushSucceeded() {
3826                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3827                            publishAvatarMetadata(account, avatar, options, false, callback);
3828                        }
3829
3830                        @Override
3831                        public void onPushFailed() {
3832                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3833                            publishAvatarMetadata(account, avatar, null, false, callback);
3834                        }
3835                    });
3836                } else {
3837                    if (callback != null) {
3838                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3839                    }
3840                }
3841            }
3842        });
3843    }
3844
3845    public void republishAvatarIfNeeded(Account account) {
3846        if (account.getAxolotlService().isPepBroken()) {
3847            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3848            return;
3849        }
3850        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3851        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3852
3853            private Avatar parseAvatar(IqPacket packet) {
3854                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3855                if (pubsub != null) {
3856                    Element items = pubsub.findChild("items");
3857                    if (items != null) {
3858                        return Avatar.parseMetadata(items);
3859                    }
3860                }
3861                return null;
3862            }
3863
3864            private boolean errorIsItemNotFound(IqPacket packet) {
3865                Element error = packet.findChild("error");
3866                return packet.getType() == IqPacket.TYPE.ERROR
3867                        && error != null
3868                        && error.hasChild("item-not-found");
3869            }
3870
3871            @Override
3872            public void onIqPacketReceived(Account account, IqPacket packet) {
3873                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3874                    Avatar serverAvatar = parseAvatar(packet);
3875                    if (serverAvatar == null && account.getAvatar() != null) {
3876                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3877                        if (avatar != null) {
3878                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3879                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3880                        } else {
3881                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3882                        }
3883                    }
3884                }
3885            }
3886        });
3887    }
3888
3889    public void fetchAvatar(Account account, Avatar avatar) {
3890        fetchAvatar(account, avatar, null);
3891    }
3892
3893    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3894        final String KEY = generateFetchKey(account, avatar);
3895        synchronized (this.mInProgressAvatarFetches) {
3896            if (mInProgressAvatarFetches.add(KEY)) {
3897                switch (avatar.origin) {
3898                    case PEP:
3899                        this.mInProgressAvatarFetches.add(KEY);
3900                        fetchAvatarPep(account, avatar, callback);
3901                        break;
3902                    case VCARD:
3903                        this.mInProgressAvatarFetches.add(KEY);
3904                        fetchAvatarVcard(account, avatar, callback);
3905                        break;
3906                }
3907            } else if (avatar.origin == Avatar.Origin.PEP) {
3908                mOmittedPepAvatarFetches.add(KEY);
3909            } else {
3910                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3911            }
3912        }
3913    }
3914
3915    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3916        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3917        sendIqPacket(account, packet, (a, result) -> {
3918            synchronized (mInProgressAvatarFetches) {
3919                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3920            }
3921            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3922            if (result.getType() == IqPacket.TYPE.RESULT) {
3923                avatar.image = mIqParser.avatarData(result);
3924                if (avatar.image != null) {
3925                    if (getFileBackend().save(avatar)) {
3926                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3927                            if (a.setAvatar(avatar.getFilename())) {
3928                                databaseBackend.updateAccount(a);
3929                            }
3930                            getAvatarService().clear(a);
3931                            updateConversationUi();
3932                            updateAccountUi();
3933                        } else {
3934                            final Contact contact = a.getRoster().getContact(avatar.owner);
3935                            contact.setAvatar(avatar);
3936                            syncRoster(account);
3937                            getAvatarService().clear(contact);
3938                            updateConversationUi();
3939                            updateRosterUi();
3940                        }
3941                        if (callback != null) {
3942                            callback.success(avatar);
3943                        }
3944                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3945                        return;
3946                    }
3947                } else {
3948
3949                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3950                }
3951            } else {
3952                Element error = result.findChild("error");
3953                if (error == null) {
3954                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3955                } else {
3956                    Log.d(Config.LOGTAG, ERROR + error.toString());
3957                }
3958            }
3959            if (callback != null) {
3960                callback.error(0, null);
3961            }
3962
3963        });
3964    }
3965
3966    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3967        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3968        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3969            @Override
3970            public void onIqPacketReceived(Account account, IqPacket packet) {
3971                final boolean previouslyOmittedPepFetch;
3972                synchronized (mInProgressAvatarFetches) {
3973                    final String KEY = generateFetchKey(account, avatar);
3974                    mInProgressAvatarFetches.remove(KEY);
3975                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3976                }
3977                if (packet.getType() == IqPacket.TYPE.RESULT) {
3978                    Element vCard = packet.findChild("vCard", "vcard-temp");
3979                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3980                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3981                    if (image != null) {
3982                        avatar.image = image;
3983                        if (getFileBackend().save(avatar)) {
3984                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3985                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3986                            if (avatar.owner.isBareJid()) {
3987                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3988                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3989                                    account.setAvatar(avatar.getFilename());
3990                                    databaseBackend.updateAccount(account);
3991                                    getAvatarService().clear(account);
3992                                    updateAccountUi();
3993                                } else {
3994                                    final Contact contact = account.getRoster().getContact(avatar.owner);
3995                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
3996                                    syncRoster(account);
3997                                    getAvatarService().clear(contact);
3998                                    updateRosterUi();
3999                                }
4000                                updateConversationUi();
4001                            } else {
4002                                Conversation conversation = find(account, avatar.owner.asBareJid());
4003                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4004                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4005                                    if (user != null) {
4006                                        if (user.setAvatar(avatar)) {
4007                                            getAvatarService().clear(user);
4008                                            updateConversationUi();
4009                                            updateMucRosterUi();
4010                                        }
4011                                        if (user.getRealJid() != null) {
4012                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4013                                            contact.setAvatar(avatar);
4014                                            syncRoster(account);
4015                                            getAvatarService().clear(contact);
4016                                            updateRosterUi();
4017                                        }
4018                                    }
4019                                }
4020                            }
4021                        }
4022                    }
4023                }
4024            }
4025        });
4026    }
4027
4028    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4029        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4030        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4031
4032            @Override
4033            public void onIqPacketReceived(Account account, IqPacket packet) {
4034                if (packet.getType() == IqPacket.TYPE.RESULT) {
4035                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4036                    if (pubsub != null) {
4037                        Element items = pubsub.findChild("items");
4038                        if (items != null) {
4039                            Avatar avatar = Avatar.parseMetadata(items);
4040                            if (avatar != null) {
4041                                avatar.owner = account.getJid().asBareJid();
4042                                if (fileBackend.isAvatarCached(avatar)) {
4043                                    if (account.setAvatar(avatar.getFilename())) {
4044                                        databaseBackend.updateAccount(account);
4045                                    }
4046                                    getAvatarService().clear(account);
4047                                    callback.success(avatar);
4048                                } else {
4049                                    fetchAvatarPep(account, avatar, callback);
4050                                }
4051                                return;
4052                            }
4053                        }
4054                    }
4055                }
4056                callback.error(0, null);
4057            }
4058        });
4059    }
4060
4061    public void notifyAccountAvatarHasChanged(final Account account) {
4062        final XmppConnection connection = account.getXmppConnection();
4063        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4064            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4065            for (Conversation conversation : conversations) {
4066                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4067                    final MucOptions mucOptions = conversation.getMucOptions();
4068                    if (mucOptions.online()) {
4069                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
4070                        packet.setTo(mucOptions.getSelf().getFullJid());
4071                        connection.sendPresencePacket(packet);
4072                    }
4073                }
4074            }
4075        }
4076    }
4077
4078    public void deleteContactOnServer(Contact contact) {
4079        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4080        contact.resetOption(Contact.Options.DIRTY_PUSH);
4081        contact.setOption(Contact.Options.DIRTY_DELETE);
4082        Account account = contact.getAccount();
4083        if (account.getStatus() == Account.State.ONLINE) {
4084            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4085            Element item = iq.query(Namespace.ROSTER).addChild("item");
4086            item.setAttribute("jid", contact.getJid());
4087            item.setAttribute("subscription", "remove");
4088            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4089        }
4090    }
4091
4092    public void updateConversation(final Conversation conversation) {
4093        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4094    }
4095
4096    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4097        synchronized (account) {
4098            XmppConnection connection = account.getXmppConnection();
4099            if (connection == null) {
4100                connection = createConnection(account);
4101                account.setXmppConnection(connection);
4102            }
4103            boolean hasInternet = hasInternetConnection();
4104            if (account.isEnabled() && hasInternet) {
4105                if (!force) {
4106                    disconnect(account, false);
4107                }
4108                Thread thread = new Thread(connection);
4109                connection.setInteractive(interactive);
4110                connection.prepareNewConnection();
4111                connection.interrupt();
4112                thread.start();
4113                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4114            } else {
4115                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4116                account.getRoster().clearPresences();
4117                connection.resetEverything();
4118                final AxolotlService axolotlService = account.getAxolotlService();
4119                if (axolotlService != null) {
4120                    axolotlService.resetBrokenness();
4121                }
4122                if (!hasInternet) {
4123                    account.setStatus(Account.State.NO_INTERNET);
4124                }
4125            }
4126        }
4127    }
4128
4129    public void reconnectAccountInBackground(final Account account) {
4130        new Thread(() -> reconnectAccount(account, false, true)).start();
4131    }
4132
4133    public void invite(final Conversation conversation, final Jid contact) {
4134        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4135        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4136        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4137            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4138        }
4139        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4140        sendMessagePacket(conversation.getAccount(), packet);
4141    }
4142
4143    public void directInvite(Conversation conversation, Jid jid) {
4144        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4145        sendMessagePacket(conversation.getAccount(), packet);
4146    }
4147
4148    public void resetSendingToWaiting(Account account) {
4149        for (Conversation conversation : getConversations()) {
4150            if (conversation.getAccount() == account) {
4151                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4152            }
4153        }
4154    }
4155
4156    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4157        return markMessage(account, recipient, uuid, status, null);
4158    }
4159
4160    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4161        if (uuid == null) {
4162            return null;
4163        }
4164        for (Conversation conversation : getConversations()) {
4165            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4166                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4167                if (message != null) {
4168                    markMessage(message, status, errorMessage);
4169                }
4170                return message;
4171            }
4172        }
4173        return null;
4174    }
4175
4176    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4177        return markMessage(conversation, uuid, status, serverMessageId, null);
4178    }
4179
4180    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4181        if (uuid == null) {
4182            return false;
4183        } else {
4184            final Message message = conversation.findSentMessageWithUuid(uuid);
4185            if (message != null) {
4186                if (message.getServerMsgId() == null) {
4187                    message.setServerMsgId(serverMessageId);
4188                }
4189                if (message.getEncryption() == Message.ENCRYPTION_NONE
4190                        && message.isTypeText()
4191                        && isBodyModified(message, body)) {
4192                    message.setBody(body.content);
4193                    if (body.count > 1) {
4194                        message.setBodyLanguage(body.language);
4195                    }
4196                    markMessage(message, status, null, true);
4197                } else {
4198                    markMessage(message, status);
4199                }
4200                return true;
4201            } else {
4202                return false;
4203            }
4204        }
4205    }
4206
4207    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4208        if (body == null || body.content == null) {
4209            return false;
4210        }
4211        return !body.content.equals(message.getBody());
4212    }
4213
4214    public void markMessage(Message message, int status) {
4215        markMessage(message, status, null);
4216    }
4217
4218
4219    public void markMessage(final Message message, final int status, final String errorMessage) {
4220        markMessage(message, status, errorMessage, false);
4221    }
4222
4223    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4224        final int oldStatus = message.getStatus();
4225        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4226            return;
4227        }
4228        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4229            return;
4230        }
4231        message.setErrorMessage(errorMessage);
4232        message.setStatus(status);
4233        databaseBackend.updateMessage(message, includeBody);
4234        updateConversationUi();
4235        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4236            mNotificationService.pushFailedDelivery(message);
4237        }
4238    }
4239
4240    public SharedPreferences getPreferences() {
4241        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4242    }
4243
4244    public long getAutomaticMessageDeletionDate() {
4245        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4246        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4247    }
4248
4249    public long getLongPreference(String name, @IntegerRes int res) {
4250        long defaultValue = getResources().getInteger(res);
4251        try {
4252            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4253        } catch (NumberFormatException e) {
4254            return defaultValue;
4255        }
4256    }
4257
4258    public boolean getBooleanPreference(String name, @BoolRes int res) {
4259        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4260    }
4261
4262    public boolean confirmMessages() {
4263        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4264    }
4265
4266    public boolean allowMessageCorrection() {
4267        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4268    }
4269
4270    public boolean sendChatStates() {
4271        return getBooleanPreference("chat_states", R.bool.chat_states);
4272    }
4273
4274    private boolean synchronizeWithBookmarks() {
4275        return getBooleanPreference("autojoin", R.bool.autojoin);
4276    }
4277
4278    public boolean useTorToConnect() {
4279        return getBooleanPreference("use_tor", R.bool.use_tor);
4280    }
4281
4282    public boolean showExtendedConnectionOptions() {
4283        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4284    }
4285
4286    public boolean broadcastLastActivity() {
4287        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4288    }
4289
4290    public int unreadCount() {
4291        int count = 0;
4292        for (Conversation conversation : getConversations()) {
4293            count += conversation.unreadCount();
4294        }
4295        return count;
4296    }
4297
4298
4299    private <T> List<T> threadSafeList(Set<T> set) {
4300        synchronized (LISTENER_LOCK) {
4301            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4302        }
4303    }
4304
4305    public void showErrorToastInUi(int resId) {
4306        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4307            listener.onShowErrorToast(resId);
4308        }
4309    }
4310
4311    public void updateConversationUi() {
4312        updateConversationUi(false);
4313    }
4314
4315    public void updateConversationUi(boolean newCaps) {
4316        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4317            listener.onConversationUpdate(newCaps);
4318        }
4319    }
4320
4321    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4322        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4323            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4324        }
4325    }
4326
4327    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4328        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4329            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4330        }
4331    }
4332
4333    public void updateAccountUi() {
4334        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4335            listener.onAccountUpdate();
4336        }
4337    }
4338
4339    public void updateRosterUi() {
4340        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4341            listener.onRosterUpdate();
4342        }
4343    }
4344
4345    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4346        if (mOnCaptchaRequested.size() > 0) {
4347            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4348            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4349                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4350            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4351                listener.onCaptchaRequested(account, id, data, scaled);
4352            }
4353            return true;
4354        }
4355        return false;
4356    }
4357
4358    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4359        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4360            listener.OnUpdateBlocklist(status);
4361        }
4362    }
4363
4364    public void updateMucRosterUi() {
4365        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4366            listener.onMucRosterUpdate();
4367        }
4368    }
4369
4370    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4371        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4372            listener.onKeyStatusUpdated(report);
4373        }
4374    }
4375
4376    public Account findAccountByJid(final Jid jid) {
4377        for (final Account account : this.accounts) {
4378            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4379                return account;
4380            }
4381        }
4382        return null;
4383    }
4384
4385    public Account findAccountByUuid(final String uuid) {
4386        for (Account account : this.accounts) {
4387            if (account.getUuid().equals(uuid)) {
4388                return account;
4389            }
4390        }
4391        return null;
4392    }
4393
4394    public Conversation findConversationByUuid(String uuid) {
4395        for (Conversation conversation : getConversations()) {
4396            if (conversation.getUuid().equals(uuid)) {
4397                return conversation;
4398            }
4399        }
4400        return null;
4401    }
4402
4403    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4404        List<Conversation> findings = new ArrayList<>();
4405        for (Conversation c : getConversations()) {
4406            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4407                findings.add(c);
4408            }
4409        }
4410        return findings.size() == 1 ? findings.get(0) : null;
4411    }
4412
4413    public boolean markRead(final Conversation conversation, boolean dismiss) {
4414        return markRead(conversation, null, dismiss).size() > 0;
4415    }
4416
4417    public void markRead(final Conversation conversation) {
4418        markRead(conversation, null, true);
4419    }
4420
4421    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4422        if (dismiss) {
4423            mNotificationService.clear(conversation);
4424        }
4425        final List<Message> readMessages = conversation.markRead(upToUuid);
4426        if (readMessages.size() > 0) {
4427            Runnable runnable = () -> {
4428                for (Message message : readMessages) {
4429                    databaseBackend.updateMessage(message, false);
4430                }
4431            };
4432            mDatabaseWriterExecutor.execute(runnable);
4433            updateConversationUi();
4434            updateUnreadCountBadge();
4435            return readMessages;
4436        } else {
4437            return readMessages;
4438        }
4439    }
4440
4441    public synchronized void updateUnreadCountBadge() {
4442        int count = unreadCount();
4443        if (unreadCount != count) {
4444            Log.d(Config.LOGTAG, "update unread count to " + count);
4445            if (count > 0) {
4446                ShortcutBadger.applyCount(getApplicationContext(), count);
4447            } else {
4448                ShortcutBadger.removeCount(getApplicationContext());
4449            }
4450            unreadCount = count;
4451        }
4452    }
4453
4454    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4455        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4456        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4457        if (readMessages.size() > 0) {
4458            updateConversationUi();
4459        }
4460        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4461        if (confirmMessages()
4462                && markable != null
4463                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4464                && markable.getRemoteMsgId() != null) {
4465            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4466            final Account account = conversation.getAccount();
4467            final MessagePacket packet = mMessageGenerator.confirm(markable);
4468            this.sendMessagePacket(account, packet);
4469        }
4470    }
4471
4472    public MemorizingTrustManager getMemorizingTrustManager() {
4473        return this.mMemorizingTrustManager;
4474    }
4475
4476    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4477        this.mMemorizingTrustManager = trustManager;
4478    }
4479
4480    public void updateMemorizingTrustmanager() {
4481        final MemorizingTrustManager tm;
4482        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4483        if (dontTrustSystemCAs) {
4484            tm = new MemorizingTrustManager(getApplicationContext(), null);
4485        } else {
4486            tm = new MemorizingTrustManager(getApplicationContext());
4487        }
4488        setMemorizingTrustManager(tm);
4489    }
4490
4491    public LruCache<String, Bitmap> getBitmapCache() {
4492        return this.mBitmapCache;
4493    }
4494
4495    public LruCache<String, Drawable> getDrawableCache() {
4496        return this.mDrawableCache;
4497    }
4498
4499    public Collection<String> getKnownHosts() {
4500        final Set<String> hosts = new HashSet<>();
4501        for (final Account account : getAccounts()) {
4502            hosts.add(account.getServer());
4503            for (final Contact contact : account.getRoster().getContacts()) {
4504                if (contact.showInRoster()) {
4505                    final String server = contact.getServer();
4506                    if (server != null) {
4507                        hosts.add(server);
4508                    }
4509                }
4510            }
4511        }
4512        if (Config.QUICKSY_DOMAIN != null) {
4513            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4514        }
4515        if (Config.DOMAIN_LOCK != null) {
4516            hosts.add(Config.DOMAIN_LOCK);
4517        }
4518        if (Config.MAGIC_CREATE_DOMAIN != null) {
4519            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4520        }
4521        return hosts;
4522    }
4523
4524    public Collection<String> getKnownConferenceHosts() {
4525        final Set<String> mucServers = new HashSet<>();
4526        for (final Account account : accounts) {
4527            if (account.getXmppConnection() != null) {
4528                mucServers.addAll(account.getXmppConnection().getMucServers());
4529                for (final Bookmark bookmark : account.getBookmarks()) {
4530                    final Jid jid = bookmark.getJid();
4531                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4532                    if (s != null) {
4533                        mucServers.add(s);
4534                    }
4535                }
4536            }
4537        }
4538        return mucServers;
4539    }
4540
4541    public void sendMessagePacket(Account account, MessagePacket packet) {
4542        final XmppConnection connection = account.getXmppConnection();
4543        if (connection != null) {
4544            connection.sendMessagePacket(packet);
4545        }
4546    }
4547
4548    public void sendPresencePacket(Account account, PresencePacket packet) {
4549        XmppConnection connection = account.getXmppConnection();
4550        if (connection != null) {
4551            connection.sendPresencePacket(packet);
4552        }
4553    }
4554
4555    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4556        final XmppConnection connection = account.getXmppConnection();
4557        if (connection != null) {
4558            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4559            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4560        }
4561    }
4562
4563    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4564        final XmppConnection connection = account.getXmppConnection();
4565        if (connection != null) {
4566            connection.sendIqPacket(packet, callback);
4567        } else if (callback != null) {
4568            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4569        }
4570    }
4571
4572    public void sendPresence(final Account account) {
4573        sendPresence(account, checkListeners() && broadcastLastActivity());
4574    }
4575
4576    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4577        final Presence.Status status;
4578        if (manuallyChangePresence()) {
4579            status = account.getPresenceStatus();
4580        } else {
4581            status = getTargetPresence();
4582        }
4583        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4584        if (mLastActivity > 0 && includeIdleTimestamp) {
4585            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4586            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4587        }
4588        sendPresencePacket(account, packet);
4589    }
4590
4591    private void deactivateGracePeriod() {
4592        for (Account account : getAccounts()) {
4593            account.deactivateGracePeriod();
4594        }
4595    }
4596
4597    public void refreshAllPresences() {
4598        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4599        for (Account account : getAccounts()) {
4600            if (account.isEnabled()) {
4601                sendPresence(account, includeIdleTimestamp);
4602            }
4603        }
4604    }
4605
4606    private void refreshAllFcmTokens() {
4607        for (Account account : getAccounts()) {
4608            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4609                mPushManagementService.registerPushTokenOnServer(account);
4610            }
4611        }
4612    }
4613
4614
4615
4616    private void sendOfflinePresence(final Account account) {
4617        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4618        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4619    }
4620
4621    public MessageGenerator getMessageGenerator() {
4622        return this.mMessageGenerator;
4623    }
4624
4625    public PresenceGenerator getPresenceGenerator() {
4626        return this.mPresenceGenerator;
4627    }
4628
4629    public IqGenerator getIqGenerator() {
4630        return this.mIqGenerator;
4631    }
4632
4633    public IqParser getIqParser() {
4634        return this.mIqParser;
4635    }
4636
4637    public JingleConnectionManager getJingleConnectionManager() {
4638        return this.mJingleConnectionManager;
4639    }
4640
4641    public MessageArchiveService getMessageArchiveService() {
4642        return this.mMessageArchiveService;
4643    }
4644
4645    public QuickConversationsService getQuickConversationsService() {
4646        return this.mQuickConversationsService;
4647    }
4648
4649    public List<Contact> findContacts(Jid jid, String accountJid) {
4650        ArrayList<Contact> contacts = new ArrayList<>();
4651        for (Account account : getAccounts()) {
4652            if ((account.isEnabled() || accountJid != null)
4653                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4654                Contact contact = account.getRoster().getContactFromContactList(jid);
4655                if (contact != null) {
4656                    contacts.add(contact);
4657                }
4658            }
4659        }
4660        return contacts;
4661    }
4662
4663    public Conversation findFirstMuc(Jid jid) {
4664        for (Conversation conversation : getConversations()) {
4665            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4666                return conversation;
4667            }
4668        }
4669        return null;
4670    }
4671
4672    public NotificationService getNotificationService() {
4673        return this.mNotificationService;
4674    }
4675
4676    public HttpConnectionManager getHttpConnectionManager() {
4677        return this.mHttpConnectionManager;
4678    }
4679
4680    public void resendFailedMessages(final Message message) {
4681        final Collection<Message> messages = new ArrayList<>();
4682        Message current = message;
4683        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4684            messages.add(current);
4685            if (current.mergeable(current.next())) {
4686                current = current.next();
4687            } else {
4688                break;
4689            }
4690        }
4691        for (final Message msg : messages) {
4692            msg.setTime(System.currentTimeMillis());
4693            markMessage(msg, Message.STATUS_WAITING);
4694            this.resendMessage(msg, false);
4695        }
4696        if (message.getConversation() instanceof Conversation) {
4697            ((Conversation) message.getConversation()).sort();
4698        }
4699        updateConversationUi();
4700    }
4701
4702    public void clearConversationHistory(final Conversation conversation) {
4703        final long clearDate;
4704        final String reference;
4705        if (conversation.countMessages() > 0) {
4706            Message latestMessage = conversation.getLatestMessage();
4707            clearDate = latestMessage.getTimeSent() + 1000;
4708            reference = latestMessage.getServerMsgId();
4709        } else {
4710            clearDate = System.currentTimeMillis();
4711            reference = null;
4712        }
4713        conversation.clearMessages();
4714        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4715        conversation.setLastClearHistory(clearDate, reference);
4716        Runnable runnable = () -> {
4717            databaseBackend.deleteMessagesInConversation(conversation);
4718            databaseBackend.updateConversation(conversation);
4719        };
4720        mDatabaseWriterExecutor.execute(runnable);
4721    }
4722
4723    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4724        if (blockable != null && blockable.getBlockedJid() != null) {
4725            final Jid jid = blockable.getBlockedJid();
4726            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4727                if (response.getType() == IqPacket.TYPE.RESULT) {
4728                    a.getBlocklist().add(jid);
4729                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4730                }
4731            });
4732            if (blockable.getBlockedJid().isFullJid()) {
4733                return false;
4734            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4735                updateConversationUi();
4736                return true;
4737            } else {
4738                return false;
4739            }
4740        } else {
4741            return false;
4742        }
4743    }
4744
4745    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4746        boolean removed = false;
4747        synchronized (this.conversations) {
4748            boolean domainJid = blockedJid.getLocal() == null;
4749            for (Conversation conversation : this.conversations) {
4750                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4751                        || blockedJid.equals(conversation.getJid().asBareJid());
4752                if (conversation.getAccount() == account
4753                        && conversation.getMode() == Conversation.MODE_SINGLE
4754                        && jidMatches) {
4755                    this.conversations.remove(conversation);
4756                    markRead(conversation);
4757                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4758                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4759                    updateConversation(conversation);
4760                    removed = true;
4761                }
4762            }
4763        }
4764        return removed;
4765    }
4766
4767    public void sendUnblockRequest(final Blockable blockable) {
4768        if (blockable != null && blockable.getJid() != null) {
4769            final Jid jid = blockable.getBlockedJid();
4770            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4771                @Override
4772                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4773                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4774                        account.getBlocklist().remove(jid);
4775                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4776                    }
4777                }
4778            });
4779        }
4780    }
4781
4782    public void publishDisplayName(Account account) {
4783        String displayName = account.getDisplayName();
4784        final IqPacket request;
4785        if (TextUtils.isEmpty(displayName)) {
4786            request = mIqGenerator.deleteNode(Namespace.NICK);
4787        } else {
4788            request = mIqGenerator.publishNick(displayName);
4789        }
4790        mAvatarService.clear(account);
4791        sendIqPacket(account, request, (account1, packet) -> {
4792            if (packet.getType() == IqPacket.TYPE.ERROR) {
4793                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet);
4794            }
4795        });
4796    }
4797
4798    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4799        ServiceDiscoveryResult result = discoCache.get(key);
4800        if (result != null) {
4801            return result;
4802        } else {
4803            if (key.first == null || key.second == null) return null;
4804            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4805            if (result != null) {
4806                discoCache.put(key, result);
4807            }
4808            return result;
4809        }
4810    }
4811
4812    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
4813        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
4814        request.setTo(jid);
4815        Element query = request.query("jabber:iq:gateway");
4816        if (input != null) {
4817            Element prompt = query.addChild("prompt");
4818            prompt.setContent(input);
4819        }
4820        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
4821            if (packet.getType() == IqPacket.TYPE.RESULT) {
4822                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
4823            } else {
4824                Element error = packet.findChild("error");
4825                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
4826            }
4827        });
4828    }
4829
4830    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4831        fetchCaps(account, jid, presence, null);
4832    }
4833
4834    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
4835        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4836        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4837
4838        if (disco != null) {
4839            presence.setServiceDiscoveryResult(disco);
4840            final Contact contact = account.getRoster().getContact(jid);
4841            if (contact.refreshRtpCapability()) {
4842                syncRoster(account);
4843            }
4844            if (disco.hasIdentity("gateway", "pstn")) {
4845                contact.registerAsPhoneAccount(this);
4846                mQuickConversationsService.considerSyncBackground(false);
4847            }
4848            updateConversationUi(true);
4849        } else {
4850            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4851            request.setTo(jid);
4852            final String node = presence.getNode();
4853            final String ver = presence.getVer();
4854            final Element query = request.query(Namespace.DISCO_INFO);
4855            if (node != null && ver != null) {
4856                query.setAttribute("node", node + "#" + ver);
4857            }
4858            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4859            sendIqPacket(account, request, (a, response) -> {
4860                if (response.getType() == IqPacket.TYPE.RESULT) {
4861                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4862                    if (presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
4863                        databaseBackend.insertDiscoveryResult(discoveryResult);
4864                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), jid.getResource(), discoveryResult);
4865                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
4866                            final Contact contact = account.getRoster().getContact(jid);
4867                            contact.registerAsPhoneAccount(this);
4868                            mQuickConversationsService.considerSyncBackground(false);
4869                        }
4870                        updateConversationUi(true);
4871                        if (cb != null) cb.run();
4872                    } else {
4873                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4874                    }
4875                } else {
4876                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4877                }
4878            });
4879        }
4880    }
4881
4882    public void fetchCommands(Account account, final Jid jid, OnIqPacketReceived callback) {
4883        final IqPacket request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
4884        sendIqPacket(account, request, callback);
4885    }
4886
4887    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
4888        boolean rosterNeedsSync = false;
4889        for (final Contact contact : roster.getContacts()) {
4890            boolean serviceDiscoverySet = false;
4891            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
4892            if (onePresence != null) {
4893                onePresence.setServiceDiscoveryResult(disco);
4894                serviceDiscoverySet = true;
4895            }
4896            if (hash != null && ver != null) {
4897                for (final Presence presence : contact.getPresences().getPresences()) {
4898                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4899                        presence.setServiceDiscoveryResult(disco);
4900                        serviceDiscoverySet = true;
4901                    }
4902                }
4903            }
4904            if (serviceDiscoverySet) {
4905                rosterNeedsSync |= contact.refreshRtpCapability();
4906            }
4907        }
4908        if (rosterNeedsSync) {
4909            syncRoster(roster.getAccount());
4910        }
4911    }
4912
4913    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4914        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4915        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4916        request.addChild("prefs", version.namespace);
4917        sendIqPacket(account, request, (account1, packet) -> {
4918            Element prefs = packet.findChild("prefs", version.namespace);
4919            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4920                callback.onPreferencesFetched(prefs);
4921            } else {
4922                callback.onPreferencesFetchFailed();
4923            }
4924        });
4925    }
4926
4927    public PushManagementService getPushManagementService() {
4928        return mPushManagementService;
4929    }
4930
4931    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4932        if (!template.getStatusMessage().isEmpty()) {
4933            databaseBackend.insertPresenceTemplate(template);
4934        }
4935        account.setPgpSignature(signature);
4936        account.setPresenceStatus(template.getStatus());
4937        account.setPresenceStatusMessage(template.getStatusMessage());
4938        databaseBackend.updateAccount(account);
4939        sendPresence(account);
4940    }
4941
4942    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4943        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4944        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4945            if (!templates.contains(template)) {
4946                templates.add(0, template);
4947            }
4948        }
4949        return templates;
4950    }
4951
4952    public void saveConversationAsBookmark(Conversation conversation, String name) {
4953        final Account account = conversation.getAccount();
4954        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4955        final String nick = conversation.getJid().getResource();
4956        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4957            bookmark.setNick(nick);
4958        }
4959        if (!TextUtils.isEmpty(name)) {
4960            bookmark.setBookmarkName(name);
4961        }
4962        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4963        createBookmark(account, bookmark);
4964        bookmark.setConversation(conversation);
4965    }
4966
4967    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4968        boolean performedVerification = false;
4969        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4970        for (XmppUri.Fingerprint fp : fingerprints) {
4971            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4972                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4973                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4974                if (fingerprintStatus != null) {
4975                    if (!fingerprintStatus.isVerified()) {
4976                        performedVerification = true;
4977                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4978                    }
4979                } else {
4980                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4981                }
4982            }
4983        }
4984        return performedVerification;
4985    }
4986
4987    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4988        final AxolotlService axolotlService = account.getAxolotlService();
4989        boolean verifiedSomething = false;
4990        for (XmppUri.Fingerprint fp : fingerprints) {
4991            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4992                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4993                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4994                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4995                if (fingerprintStatus != null) {
4996                    if (!fingerprintStatus.isVerified()) {
4997                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4998                        verifiedSomething = true;
4999                    }
5000                } else {
5001                    axolotlService.preVerifyFingerprint(account, fingerprint);
5002                    verifiedSomething = true;
5003                }
5004            }
5005        }
5006        return verifiedSomething;
5007    }
5008
5009    public boolean blindTrustBeforeVerification() {
5010        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5011    }
5012
5013    public ShortcutService getShortcutService() {
5014        return mShortcutService;
5015    }
5016
5017    public void pushMamPreferences(Account account, Element prefs) {
5018        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
5019        set.addChild(prefs);
5020        sendIqPacket(account, set, null);
5021    }
5022
5023    public void evictPreview(String uuid) {
5024        if (mBitmapCache.remove(uuid) != null) {
5025            Log.d(Config.LOGTAG, "deleted cached preview");
5026        }
5027    }
5028
5029    public interface OnMamPreferencesFetched {
5030        void onPreferencesFetched(Element prefs);
5031
5032        void onPreferencesFetchFailed();
5033    }
5034
5035    public interface OnAccountCreated {
5036        void onAccountCreated(Account account);
5037
5038        void informUser(int r);
5039    }
5040
5041    public interface OnMoreMessagesLoaded {
5042        void onMoreMessagesLoaded(int count, Conversation conversation);
5043
5044        void informUser(int r);
5045    }
5046
5047    public interface OnAccountPasswordChanged {
5048        void onPasswordChangeSucceeded();
5049
5050        void onPasswordChangeFailed();
5051    }
5052
5053    public interface OnRoomDestroy {
5054        void onRoomDestroySucceeded();
5055
5056        void onRoomDestroyFailed();
5057    }
5058
5059    public interface OnAffiliationChanged {
5060        void onAffiliationChangedSuccessful(Jid jid);
5061
5062        void onAffiliationChangeFailed(Jid jid, int resId);
5063    }
5064
5065    public interface OnConversationUpdate {
5066        default void onConversationUpdate() { onConversationUpdate(false); }
5067        default void onConversationUpdate(boolean newCaps) { onConversationUpdate(); }
5068    }
5069
5070    public interface OnJingleRtpConnectionUpdate {
5071        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5072
5073        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
5074    }
5075
5076    public interface OnAccountUpdate {
5077        void onAccountUpdate();
5078    }
5079
5080    public interface OnCaptchaRequested {
5081        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5082    }
5083
5084    public interface OnRosterUpdate {
5085        void onRosterUpdate();
5086    }
5087
5088    public interface OnMucRosterUpdate {
5089        void onMucRosterUpdate();
5090    }
5091
5092    public interface OnConferenceConfigurationFetched {
5093        void onConferenceConfigurationFetched(Conversation conversation);
5094
5095        void onFetchFailed(Conversation conversation, String errorCondition);
5096    }
5097
5098    public interface OnConferenceJoined {
5099        void onConferenceJoined(Conversation conversation);
5100    }
5101
5102    public interface OnConfigurationPushed {
5103        void onPushSucceeded();
5104
5105        void onPushFailed();
5106    }
5107
5108    public interface OnShowErrorToast {
5109        void onShowErrorToast(int resId);
5110    }
5111
5112    public class XmppConnectionBinder extends Binder {
5113        public XmppConnectionService getService() {
5114            return XmppConnectionService.this;
5115        }
5116    }
5117
5118    private class InternalEventReceiver extends BroadcastReceiver {
5119
5120        @Override
5121        public void onReceive(Context context, Intent intent) {
5122            onStartCommand(intent, 0, 0);
5123        }
5124    }
5125
5126    public static class OngoingCall {
5127        public final AbstractJingleConnection.Id id;
5128        public final Set<Media> media;
5129        public final boolean reconnecting;
5130
5131        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5132            this.id = id;
5133            this.media = media;
5134            this.reconnecting = reconnecting;
5135        }
5136
5137        @Override
5138        public boolean equals(Object o) {
5139            if (this == o) return true;
5140            if (o == null || getClass() != o.getClass()) return false;
5141            OngoingCall that = (OngoingCall) o;
5142            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5143        }
5144
5145        @Override
5146        public int hashCode() {
5147            return Objects.hashCode(id, media, reconnecting);
5148        }
5149    }
5150}