XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  25import android.graphics.drawable.AnimatedImageDrawable;
  26import android.graphics.drawable.BitmapDrawable;
  27import android.graphics.drawable.Drawable;
  28import android.media.AudioManager;
  29import android.net.ConnectivityManager;
  30import android.net.Network;
  31import android.net.NetworkCapabilities;
  32import android.net.NetworkInfo;
  33import android.net.Uri;
  34import android.os.Binder;
  35import android.os.Build;
  36import android.os.Bundle;
  37import android.os.Environment;
  38import android.os.IBinder;
  39import android.os.Messenger;
  40import android.os.PowerManager;
  41import android.os.PowerManager.WakeLock;
  42import android.os.SystemClock;
  43import android.preference.PreferenceManager;
  44import android.provider.ContactsContract;
  45import android.provider.DocumentsContract;
  46import android.security.KeyChain;
  47import android.text.TextUtils;
  48import android.util.DisplayMetrics;
  49import android.util.Log;
  50import android.util.LruCache;
  51import android.util.Pair;
  52
  53import androidx.annotation.BoolRes;
  54import androidx.annotation.IntegerRes;
  55import androidx.annotation.NonNull;
  56import androidx.annotation.Nullable;
  57import androidx.core.app.RemoteInput;
  58import androidx.core.content.ContextCompat;
  59
  60import com.cheogram.android.EmojiSearch;
  61import com.cheogram.android.WebxdcUpdate;
  62
  63import com.google.common.base.Objects;
  64import com.google.common.base.Optional;
  65import com.google.common.base.Strings;
  66import com.google.common.collect.Multimap;
  67import com.google.common.collect.Collections2;
  68import com.google.common.collect.Iterables;
  69import com.google.common.io.Files;
  70
  71import com.kedia.ogparser.JsoupProxy;
  72import com.kedia.ogparser.OpenGraphCallback;
  73import com.kedia.ogparser.OpenGraphParser;
  74import com.kedia.ogparser.OpenGraphResult;
  75
  76import org.conscrypt.Conscrypt;
  77import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  78import org.openintents.openpgp.IOpenPgpService2;
  79import org.openintents.openpgp.util.OpenPgpApi;
  80import org.openintents.openpgp.util.OpenPgpServiceConnection;
  81
  82import java.io.File;
  83import java.io.FileInputStream;
  84import java.io.IOException;
  85import java.net.URI;
  86import java.security.Security;
  87import java.security.cert.CertificateException;
  88import java.security.cert.X509Certificate;
  89import java.util.ArrayList;
  90import java.util.Arrays;
  91import java.util.Collection;
  92import java.util.Collections;
  93import java.util.HashMap;
  94import java.util.HashSet;
  95import java.util.Hashtable;
  96import java.util.Iterator;
  97import java.util.List;
  98import java.util.ListIterator;
  99import java.util.Map;
 100import java.util.Set;
 101import java.util.WeakHashMap;
 102import java.util.concurrent.CopyOnWriteArrayList;
 103import java.util.concurrent.CountDownLatch;
 104import java.util.concurrent.Executor;
 105import java.util.concurrent.Executors;
 106import java.util.concurrent.Semaphore;
 107import java.util.concurrent.RejectedExecutionException;
 108import java.util.concurrent.ScheduledExecutorService;
 109import java.util.concurrent.TimeUnit;
 110import java.util.concurrent.atomic.AtomicBoolean;
 111import java.util.concurrent.atomic.AtomicLong;
 112import java.util.concurrent.atomic.AtomicReference;
 113import java.util.function.Consumer;
 114
 115import io.ipfs.cid.Cid;
 116
 117import eu.siacs.conversations.AppSettings;
 118import eu.siacs.conversations.Config;
 119import eu.siacs.conversations.R;
 120import eu.siacs.conversations.android.JabberIdContact;
 121import eu.siacs.conversations.crypto.OmemoSetting;
 122import eu.siacs.conversations.crypto.PgpDecryptionService;
 123import eu.siacs.conversations.crypto.PgpEngine;
 124import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 125import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 126import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 127import eu.siacs.conversations.entities.Account;
 128import eu.siacs.conversations.entities.Blockable;
 129import eu.siacs.conversations.entities.Bookmark;
 130import eu.siacs.conversations.entities.Contact;
 131import eu.siacs.conversations.entities.Conversation;
 132import eu.siacs.conversations.entities.Conversational;
 133import eu.siacs.conversations.entities.DownloadableFile;
 134import eu.siacs.conversations.entities.Message;
 135import eu.siacs.conversations.entities.MucOptions;
 136import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 137import eu.siacs.conversations.entities.Presence;
 138import eu.siacs.conversations.entities.PresenceTemplate;
 139import eu.siacs.conversations.entities.Roster;
 140import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 141import eu.siacs.conversations.generator.AbstractGenerator;
 142import eu.siacs.conversations.generator.IqGenerator;
 143import eu.siacs.conversations.generator.MessageGenerator;
 144import eu.siacs.conversations.generator.PresenceGenerator;
 145import eu.siacs.conversations.http.HttpConnectionManager;
 146import eu.siacs.conversations.parser.AbstractParser;
 147import eu.siacs.conversations.parser.IqParser;
 148import eu.siacs.conversations.persistance.DatabaseBackend;
 149import eu.siacs.conversations.persistance.FileBackend;
 150import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 151import eu.siacs.conversations.receiver.SystemEventReceiver;
 152import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 153import eu.siacs.conversations.ui.ConversationsActivity;
 154import eu.siacs.conversations.ui.RtpSessionActivity;
 155import eu.siacs.conversations.ui.UiCallback;
 156import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 157import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 158import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 159import eu.siacs.conversations.utils.AccountUtils;
 160import eu.siacs.conversations.utils.Compatibility;
 161import eu.siacs.conversations.utils.ConversationsFileObserver;
 162import eu.siacs.conversations.utils.CryptoHelper;
 163import eu.siacs.conversations.utils.Emoticons;
 164import eu.siacs.conversations.utils.EasyOnboardingInvite;
 165import eu.siacs.conversations.utils.ExceptionHelper;
 166import eu.siacs.conversations.utils.FileUtils;
 167import eu.siacs.conversations.utils.MimeUtils;
 168import eu.siacs.conversations.utils.PhoneHelper;
 169import eu.siacs.conversations.utils.QuickLoader;
 170import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 171import eu.siacs.conversations.utils.ReplacingTaskManager;
 172import eu.siacs.conversations.utils.Resolver;
 173import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 174import eu.siacs.conversations.utils.StringUtils;
 175import eu.siacs.conversations.utils.TorServiceUtils;
 176import eu.siacs.conversations.utils.ThemeHelper;
 177import eu.siacs.conversations.utils.WakeLockHelper;
 178import eu.siacs.conversations.utils.XmppUri;
 179import eu.siacs.conversations.xml.Element;
 180import eu.siacs.conversations.xml.LocalizedContent;
 181import eu.siacs.conversations.xml.Namespace;
 182import eu.siacs.conversations.xmpp.InvalidJid;
 183import eu.siacs.conversations.xmpp.Jid;
 184import eu.siacs.conversations.xmpp.OnBindListener;
 185import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 186import eu.siacs.conversations.xmpp.OnGatewayResult;
 187import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 188import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 189import eu.siacs.conversations.xmpp.OnStatusChanged;
 190import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 191import eu.siacs.conversations.xmpp.XmppConnection;
 192import eu.siacs.conversations.xmpp.chatstate.ChatState;
 193import eu.siacs.conversations.xmpp.forms.Data;
 194import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 195import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 196import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 197import eu.siacs.conversations.xmpp.jingle.Media;
 198import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 199import eu.siacs.conversations.xmpp.mam.MamReference;
 200import eu.siacs.conversations.xmpp.pep.Avatar;
 201import eu.siacs.conversations.xmpp.pep.PublishOptions;
 202import im.conversations.android.xmpp.model.stanza.Iq;
 203import me.leolin.shortcutbadger.ShortcutBadger;
 204
 205import okhttp3.HttpUrl;
 206import okhttp3.OkHttpClient;
 207
 208public class XmppConnectionService extends Service {
 209
 210    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 211    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 212    public static final String ACTION_SNOOZE = "snooze";
 213    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 214    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 215    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 216    public static final String ACTION_TRY_AGAIN = "try_again";
 217
 218    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 219    public static final String ACTION_PING = "ping";
 220    public static final String ACTION_IDLE_PING = "idle_ping";
 221    public static final String ACTION_INTERNAL_PING = "internal_ping";
 222    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 223    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 224    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 225    public static final String ACTION_END_CALL = "end_call";
 226    public static final String ACTION_STARTING_CALL = "starting_call";
 227    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 228    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED = "call_integration_service_started";
 229    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 230    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 231    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 232
 233    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 234
 235    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 236    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 237    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 238
 239    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 240    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 241    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 242    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 243    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 244    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 245    private final IBinder mBinder = new XmppConnectionBinder();
 246    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 247    private final IqGenerator mIqGenerator = new IqGenerator(this);
 248    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 249    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 250    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 251    private final Consumer<Iq> mDefaultIqHandler = (packet) -> {
 252        if (packet.getType() != Iq.Type.RESULT) {
 253            final var error = packet.getError();
 254            String text = error != null ? error.findChildContent("text") : null;
 255            if (text != null) {
 256                Log.d(Config.LOGTAG, "received iq error: " + text);
 257            }
 258        }
 259    };
 260    public DatabaseBackend databaseBackend;
 261    private Multimap<String, String> mutedMucUsers;
 262    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 263    private final ReplacingSerialSingleThreadExecutor mStickerScanExecutor = new ReplacingSerialSingleThreadExecutor("StickerScan");
 264    private long mLastActivity = 0;
 265    private long mLastMucPing = 0;
 266    private Map<String, Message> mScheduledMessages = new HashMap<>();
 267    private long mLastStickerRescan = 0;
 268    private final AppSettings appSettings = new AppSettings(this);
 269    private final FileBackend fileBackend = new FileBackend(this);
 270    private MemorizingTrustManager mMemorizingTrustManager;
 271    private final NotificationService mNotificationService = new NotificationService(this);
 272    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 273    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 274    private final ShortcutService mShortcutService = new ShortcutService(this);
 275    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 276    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 277    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 278    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 279    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 280    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 281        Conversation conversation = find(getConversations(), contact);
 282        if (conversation != null) {
 283            if (online) {
 284                if (contact.getPresences().size() == 1) {
 285                    sendUnsentMessages(conversation);
 286                }
 287            }
 288        }
 289    };
 290    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 291    private List<Account> accounts;
 292    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 293    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 294    private final AvatarService mAvatarService = new AvatarService(this);
 295    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 296    private final PushManagementService mPushManagementService = new PushManagementService(this);
 297    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 298    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 299            Environment.getExternalStorageDirectory().getAbsolutePath()
 300    ) {
 301        @Override
 302        public void onEvent(final int event, final File file) {
 303            markFileDeleted(file);
 304        }
 305    };
 306    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 307
 308        @Override
 309        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 310            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 311                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 312                mJingleConnectionManager.updateProposedSessionDiscovered(
 313                        account,
 314                        to,
 315                        sessionId,
 316                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 317                );
 318            }
 319
 320
 321            final Jid bare = to.asBareJid();
 322
 323            for (final Conversation conversation : getConversations()) {
 324                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 325                    final Message message = conversation.findUnsentMessageWithUuid(id);
 326                    if (message != null) {
 327                        message.setStatus(Message.STATUS_SEND);
 328                        message.setErrorMessage(null);
 329                        databaseBackend.updateMessage(message, false);
 330                        return true;
 331                    }
 332                }
 333            }
 334            return false;
 335        }
 336    };
 337
 338    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 339
 340    public void setDiallerIntegrationActive(boolean active) {
 341      diallerIntegrationActive.set(active);
 342    }
 343
 344    private boolean destroyed = false;
 345
 346    private int unreadCount = -1;
 347
 348    //Ui callback listeners
 349    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 350    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 351    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 352    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 353    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 354    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 355    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 356    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 357    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 358
 359    private final Object LISTENER_LOCK = new Object();
 360
 361
 362    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 363
 364
 365
 366    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 367    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 368    private final OnStatusChanged statusListener = new OnStatusChanged() {
 369
 370        @Override
 371        public void onStatusChanged(final Account account) {
 372            XmppConnection connection = account.getXmppConnection();
 373            updateAccountUi();
 374
 375            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 376                mQuickConversationsService.signalAccountStateChange();
 377            }
 378
 379            if (account.getStatus() == Account.State.ONLINE) {
 380                synchronized (mLowPingTimeoutMode) {
 381                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 382                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 383                    }
 384                }
 385                if (account.setShowErrorNotification(true)) {
 386                    databaseBackend.updateAccount(account);
 387                }
 388                mMessageArchiveService.executePendingQueries(account);
 389                if (connection != null && connection.getFeatures().csi()) {
 390                    if (checkListeners()) {
 391                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 392                        connection.sendInactive();
 393                    } else {
 394                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 395                        connection.sendActive();
 396                    }
 397                }
 398                List<Conversation> conversations = getConversations();
 399                for (Conversation conversation : conversations) {
 400                    final boolean inProgressJoin;
 401                    synchronized (account.inProgressConferenceJoins) {
 402                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 403                    }
 404                    final boolean pendingJoin;
 405                    synchronized (account.pendingConferenceJoins) {
 406                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 407                    }
 408                    if (conversation.getAccount() == account
 409                            && !pendingJoin
 410                            && !inProgressJoin) {
 411                        sendUnsentMessages(conversation);
 412                    }
 413                }
 414                final List<Conversation> pendingLeaves;
 415                synchronized (account.pendingConferenceLeaves) {
 416                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 417                    account.pendingConferenceLeaves.clear();
 418
 419                }
 420                for (Conversation conversation : pendingLeaves) {
 421                    leaveMuc(conversation);
 422                }
 423                final List<Conversation> pendingJoins;
 424                synchronized (account.pendingConferenceJoins) {
 425                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 426                    account.pendingConferenceJoins.clear();
 427                }
 428                for (Conversation conversation : pendingJoins) {
 429                    joinMuc(conversation);
 430                }
 431                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 432            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 433                resetSendingToWaiting(account);
 434                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 435                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 436                    reconnectAccount(account, true, false);
 437                } else {
 438                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 439                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 440                }
 441            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 442                databaseBackend.updateAccount(account);
 443                reconnectAccount(account, true, false);
 444            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 445                resetSendingToWaiting(account);
 446                if (connection != null && account.getStatus().isAttemptReconnect()) {
 447                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 448                            || hasJingleRtpConnection(account);
 449                    final int next = connection.getTimeToNextAttempt(aggressive);
 450                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 451                    if (next <= 0) {
 452                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 453                        reconnectAccount(account, true, false);
 454                    } else {
 455                        final int attempt = connection.getAttempt() + 1;
 456                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 457                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 458                        if (aggressive) {
 459                            internalPingExecutor.schedule(
 460                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 461                                    (next * 1000L) + 50,
 462                                    TimeUnit.MILLISECONDS
 463                            );
 464                        }
 465                    }
 466                }
 467            }
 468            getNotificationService().updateErrorNotification();
 469        }
 470    };
 471    private OpenPgpServiceConnection pgpServiceConnection;
 472    private PgpEngine mPgpEngine = null;
 473    private WakeLock wakeLock;
 474    private LruCache<String, Drawable> mDrawableCache;
 475    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 476    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 477    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 478    private EmojiSearch emojiSearch = null;
 479
 480    private static String generateFetchKey(Account account, final Avatar avatar) {
 481        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 482    }
 483
 484    private boolean isInLowPingTimeoutMode(Account account) {
 485        synchronized (mLowPingTimeoutMode) {
 486            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 487        }
 488    }
 489
 490    public void startOngoingVideoTranscodingForegroundNotification() {
 491        mOngoingVideoTranscoding.set(true);
 492        toggleForegroundService();
 493    }
 494
 495    public void stopOngoingVideoTranscodingForegroundNotification() {
 496        mOngoingVideoTranscoding.set(false);
 497        toggleForegroundService();
 498    }
 499
 500    public boolean areMessagesInitialized() {
 501        return this.restoredFromDatabaseLatch.getCount() == 0;
 502    }
 503
 504    public PgpEngine getPgpEngine() {
 505        if (!Config.supportOpenPgp()) {
 506            return null;
 507        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 508            if (this.mPgpEngine == null) {
 509                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 510                        getApplicationContext(),
 511                        pgpServiceConnection.getService()), this);
 512            }
 513            return mPgpEngine;
 514        } else {
 515            return null;
 516        }
 517
 518    }
 519
 520    public OpenPgpApi getOpenPgpApi() {
 521        if (!Config.supportOpenPgp()) {
 522            return null;
 523        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 524            return new OpenPgpApi(this, pgpServiceConnection.getService());
 525        } else {
 526            return null;
 527        }
 528    }
 529
 530    public AppSettings getAppSettings() {
 531        return this.appSettings;
 532    }
 533
 534    public FileBackend getFileBackend() {
 535        return this.fileBackend;
 536    }
 537
 538    public DownloadableFile getFileForCid(Cid cid) {
 539        return this.databaseBackend.getFileForCid(cid);
 540    }
 541
 542    public String getUrlForCid(Cid cid) {
 543        return this.databaseBackend.getUrlForCid(cid);
 544    }
 545
 546    public void saveCid(Cid cid, File file) throws BlockedMediaException {
 547        saveCid(cid, file, null);
 548    }
 549
 550    public void saveCid(Cid cid, File file, String url) throws BlockedMediaException {
 551        if (this.databaseBackend.isBlockedMedia(cid)) {
 552            throw new BlockedMediaException();
 553        }
 554        this.databaseBackend.saveCid(cid, file, url);
 555    }
 556
 557    public boolean muteMucUser(MucOptions.User user) {
 558        boolean muted = databaseBackend.muteMucUser(user);
 559        if (!muted) return false;
 560        mutedMucUsers.put(user.getMuc().toString(), user.getOccupantId());
 561        return true;
 562    }
 563
 564    public boolean unmuteMucUser(MucOptions.User user) {
 565        boolean unmuted = databaseBackend.unmuteMucUser(user);
 566        if (!unmuted) return false;
 567        mutedMucUsers.remove(user.getMuc().toString(), user.getOccupantId());
 568        return true;
 569    }
 570
 571    public boolean isMucUserMuted(MucOptions.User user) {
 572        return mutedMucUsers.containsEntry("" + user.getMuc(), user.getOccupantId());
 573    }
 574
 575    public void blockMedia(File f) {
 576        try {
 577            Cid[] cids = getFileBackend().calculateCids(new FileInputStream(f));
 578            for (Cid cid : cids) {
 579                blockMedia(cid);
 580            }
 581        } catch (final IOException e) { }
 582    }
 583
 584    public void blockMedia(Cid cid) {
 585        this.databaseBackend.blockMedia(cid);
 586    }
 587
 588    public void clearBlockedMedia() {
 589        this.databaseBackend.clearBlockedMedia();
 590    }
 591
 592    public Message getMessage(Conversation conversation, String uuid) {
 593        return this.databaseBackend.getMessage(conversation, uuid);
 594    }
 595
 596    public Map<String, Message> getMessageFuzzyIds(Conversation conversation, Collection<String> ids) {
 597        return this.databaseBackend.getMessageFuzzyIds(conversation, ids);
 598    }
 599
 600    public void insertWebxdcUpdate(final WebxdcUpdate update) {
 601        this.databaseBackend.insertWebxdcUpdate(update);
 602    }
 603
 604    public WebxdcUpdate findLastWebxdcUpdate(Message message) {
 605        return this.databaseBackend.findLastWebxdcUpdate(message);
 606    }
 607
 608    public List<WebxdcUpdate> findWebxdcUpdates(Message message, long serial) {
 609        return this.databaseBackend.findWebxdcUpdates(message, serial);
 610    }
 611
 612    public AvatarService getAvatarService() {
 613        return this.mAvatarService;
 614    }
 615
 616    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final String subject, final UiCallback<Message> callback) {
 617        int encryption = conversation.getNextEncryption();
 618        if (encryption == Message.ENCRYPTION_PGP) {
 619            encryption = Message.ENCRYPTION_DECRYPTED;
 620        }
 621        Message message = new Message(conversation, uri.toString(), encryption);
 622        if (subject != null && subject.length() > 0) message.setSubject(subject);
 623        message.setThread(conversation.getThread());
 624        Message.configurePrivateMessage(message);
 625        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 626            getPgpEngine().encrypt(message, callback);
 627        } else {
 628            sendMessage(message);
 629            callback.success(message);
 630        }
 631    }
 632
 633    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final String subject, final UiCallback<Message> callback) {
 634        final Message message;
 635        if (conversation.getReplyTo() == null) {
 636            message = new Message(conversation, "", conversation.getNextEncryption());
 637        } else {
 638            message = conversation.getReplyTo().reply();
 639            message.setEncryption(conversation.getNextEncryption());
 640        }
 641        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 642            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 643        }
 644        if (subject != null && subject.length() > 0) message.setSubject(subject);
 645        message.setThread(conversation.getThread());
 646        if (!Message.configurePrivateFileMessage(message)) {
 647            message.setCounterpart(conversation.getNextCounterpart());
 648            message.setType(Message.TYPE_FILE);
 649        }
 650        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 651        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 652        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 653        if (runnable.isVideoMessage()) {
 654            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 655        } else {
 656            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 657        }
 658    }
 659
 660    public void attachImageToConversation(final Conversation conversation, final Uri uri, final String type, final String subject, final UiCallback<Message> callback) {
 661        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 662        final String compressPictures = getCompressPicturesPreference();
 663
 664        if ("never".equals(compressPictures)
 665                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 666                || (mimeType != null && mimeType.endsWith("/gif"))
 667                || getFileBackend().unusualBounds(uri) || "data".equals(uri.getScheme())) {
 668            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 669            attachFileToConversation(conversation, uri, mimeType, subject, callback);
 670            return;
 671        }
 672        final Message message;
 673
 674        if (conversation.getReplyTo() == null) {
 675            message = new Message(conversation, "", conversation.getNextEncryption());
 676        } else {
 677            message = conversation.getReplyTo().reply();
 678            message.setEncryption(conversation.getNextEncryption());
 679        }
 680        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 681            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 682        }
 683        if (subject != null && subject.length() > 0) message.setSubject(subject);
 684        message.setThread(conversation.getThread());
 685        if (!Message.configurePrivateFileMessage(message)) {
 686            message.setCounterpart(conversation.getNextCounterpart());
 687            message.setType(Message.TYPE_IMAGE);
 688        }
 689        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 690        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 691            try {
 692                getFileBackend().copyImageToPrivateStorage(message, uri);
 693            } catch (FileBackend.ImageCompressionException e) {
 694                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 695                attachFileToConversation(conversation, uri, mimeType, subject, callback);
 696                return;
 697            } catch (final FileBackend.FileCopyException e) {
 698                callback.error(e.getResId(), message);
 699                return;
 700            }
 701            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 702                final PgpEngine pgpEngine = getPgpEngine();
 703                if (pgpEngine != null) {
 704                    pgpEngine.encrypt(message, callback);
 705                } else if (callback != null) {
 706                    callback.error(R.string.unable_to_connect_to_keychain, null);
 707                }
 708            } else {
 709                sendMessage(message);
 710                callback.success(message);
 711            }
 712        });
 713    }
 714
 715    private File stickerDir() {
 716        SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
 717        final String dir = p.getString("sticker_directory", "Stickers");
 718        if (dir.startsWith("content://")) {
 719            Uri uri = Uri.parse(dir);
 720            uri = DocumentsContract.buildDocumentUriUsingTree(uri, DocumentsContract.getTreeDocumentId(uri));
 721            return new File(FileUtils.getPath(getBaseContext(), uri));
 722        } else {
 723            return new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES) + "/" + dir);
 724        }
 725    }
 726
 727    public void rescanStickers() {
 728        long msToRescan = (mLastStickerRescan + 600000L) - SystemClock.elapsedRealtime();
 729        if (msToRescan > 0) return;
 730        Log.d(Config.LOGTAG, "rescanStickers");
 731
 732        mLastStickerRescan = SystemClock.elapsedRealtime();
 733        mStickerScanExecutor.execute(() -> {
 734            Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
 735            try {
 736                for (File file : Files.fileTraverser().breadthFirst(stickerDir())) {
 737                    try {
 738                        if (file.isFile() && file.canRead()) {
 739                            DownloadableFile df = new DownloadableFile(file.getAbsolutePath());
 740                            Drawable icon = fileBackend.getThumbnail(df, getResources(), (int) (getResources().getDisplayMetrics().density * 288), false);
 741                            final String filename = Files.getNameWithoutExtension(df.getName());
 742                            Cid[] cids = fileBackend.calculateCids(new FileInputStream(df));
 743                            for (Cid cid : cids) {
 744                                saveCid(cid, file);
 745                            }
 746                            if (file.length() < 129000) {
 747                                emojiSearch.addEmoji(new EmojiSearch.CustomEmoji(filename, cids[0].toString(), icon, file.getParentFile().getName()));
 748                            }
 749                        }
 750                    } catch (final Exception e) {
 751                        Log.w(Config.LOGTAG, "rescanStickers: " + e);
 752                    }
 753                }
 754            } catch (final Exception e) {
 755                Log.w(Config.LOGTAG, "rescanStickers: " + e);
 756            }
 757        });
 758    }
 759
 760    protected void cleanupCache() {
 761        if (Build.VERSION.SDK_INT < 26) return; // Doesn't support file.toPath
 762        mStickerScanExecutor.execute(() -> {
 763            Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
 764            final var now = System.currentTimeMillis();
 765            try {
 766                for (File file : Files.fileTraverser().breadthFirst(getCacheDir())) {
 767                    if (file.isFile() && file.canRead() && file.canWrite()) {
 768                        final var attrs = java.nio.file.Files.readAttributes(file.toPath(), java.nio.file.attribute.BasicFileAttributes.class);
 769                        if ((now - attrs.lastAccessTime().toMillis()) > 1000L * 60 * 60 * 24 * 10) {
 770                            Log.d(Config.LOGTAG, "cleanupCache removing file not used recently: " + file);
 771                            file.delete();
 772                        }
 773                    }
 774                }
 775            } catch (final Exception e) {
 776                Log.w(Config.LOGTAG, "cleanupCache " + e);
 777            }
 778        });
 779    }
 780
 781    public EmojiSearch emojiSearch() {
 782        return emojiSearch;
 783    }
 784
 785    public Conversation find(Bookmark bookmark) {
 786        return find(bookmark.getAccount(), bookmark.getJid());
 787    }
 788
 789    public Conversation find(final Account account, final Jid jid) {
 790        return find(getConversations(), account, jid);
 791    }
 792
 793    public boolean isMuc(final Account account, final Jid jid) {
 794        final Conversation c = find(account, jid);
 795        return c != null && c.getMode() == Conversational.MODE_MULTI;
 796    }
 797
 798    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 799        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 800    }
 801
 802    @Override
 803    public int onStartCommand(final Intent intent, int flags, int startId) {
 804        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 805        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(SystemEventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 806        if (needsForegroundService) {
 807            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 808            toggleForegroundService(true, action.equals(ACTION_STARTING_CALL));
 809        }
 810        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 811        switch (action) {
 812            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 813                mQuickConversationsService.handleSmsReceived(intent);
 814                break;
 815            case ConnectivityManager.CONNECTIVITY_ACTION:
 816                if (hasInternetConnection()) {
 817                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 818                        schedulePostConnectivityChange();
 819                    }
 820                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 821                        resetAllAttemptCounts(true, false);
 822                    }
 823                    Resolver.clearCache();
 824                }
 825                break;
 826            case Intent.ACTION_SHUTDOWN:
 827                logoutAndSave(true);
 828                return START_NOT_STICKY;
 829            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 830                mNotificationExecutor.execute(() -> {
 831                    try {
 832                        final Conversation c = findConversationByUuid(uuid);
 833                        if (c != null) {
 834                            mNotificationService.clearMessages(c);
 835                        } else {
 836                            mNotificationService.clearMessages();
 837                        }
 838                        restoredFromDatabaseLatch.await();
 839
 840                    } catch (InterruptedException e) {
 841                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 842                    }
 843                });
 844                break;
 845            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 846                mNotificationExecutor.execute(() -> {
 847                    try {
 848                        final Conversation c = findConversationByUuid(uuid);
 849                        if (c != null) {
 850                            mNotificationService.clearMissedCalls(c);
 851                        } else {
 852                            mNotificationService.clearMissedCalls();
 853                        }
 854                        restoredFromDatabaseLatch.await();
 855
 856                    } catch (InterruptedException e) {
 857                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 858                    }
 859                });
 860                break;
 861            case ACTION_DISMISS_CALL: {
 862                if (intent == null) {
 863                    break;
 864                }
 865                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 866                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 867                mJingleConnectionManager.rejectRtpSession(sessionId);
 868                break;
 869            }
 870            case TorServiceUtils.ACTION_STATUS:
 871                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 872                //TODO port and host are in 'extras' - but this may not be a reliable source?
 873                if ("ON".equals(status)) {
 874                    handleOrbotStartedEvent();
 875                    return START_STICKY;
 876                }
 877                break;
 878            case ACTION_END_CALL: {
 879                if (intent == null) {
 880                    break;
 881                }
 882                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 883                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 884                mJingleConnectionManager.endRtpSession(sessionId);
 885            }
 886            break;
 887            case ACTION_PROVISION_ACCOUNT: {
 888                if (intent == null) {
 889                    break;
 890                }
 891                final String address = intent.getStringExtra("address");
 892                final String password = intent.getStringExtra("password");
 893                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 894                    break;
 895                }
 896                provisionAccount(address, password);
 897                break;
 898            }
 899            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 900                dismissErrorNotifications();
 901                break;
 902            case ACTION_TRY_AGAIN:
 903                resetAllAttemptCounts(false, true);
 904                break;
 905            case ACTION_REPLY_TO_CONVERSATION:
 906                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 907                if (remoteInput == null) {
 908                    break;
 909                }
 910                final CharSequence body = remoteInput.getCharSequence("text_reply");
 911                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 912                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 913                if (body == null || body.length() <= 0) {
 914                    break;
 915                }
 916                mNotificationExecutor.execute(() -> {
 917                    try {
 918                        restoredFromDatabaseLatch.await();
 919                        final Conversation c = findConversationByUuid(uuid);
 920                        if (c != null) {
 921                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 922                        }
 923                    } catch (InterruptedException e) {
 924                        Log.d(Config.LOGTAG, "unable to process direct reply");
 925                    }
 926                });
 927                break;
 928            case ACTION_MARK_AS_READ:
 929                mNotificationExecutor.execute(() -> {
 930                    final Conversation c = findConversationByUuid(uuid);
 931                    if (c == null) {
 932                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 933                        return;
 934                    }
 935                    try {
 936                        restoredFromDatabaseLatch.await();
 937                        sendReadMarker(c, null);
 938                    } catch (InterruptedException e) {
 939                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 940                    }
 941
 942                });
 943                break;
 944            case ACTION_SNOOZE:
 945                mNotificationExecutor.execute(() -> {
 946                    final Conversation c = findConversationByUuid(uuid);
 947                    if (c == null) {
 948                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 949                        return;
 950                    }
 951                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 952                    mNotificationService.clearMessages(c);
 953                    updateConversation(c);
 954                });
 955            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 956            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 957                if (dndOnSilentMode()) {
 958                    refreshAllPresences();
 959                }
 960                break;
 961            case Intent.ACTION_SCREEN_ON:
 962                deactivateGracePeriod();
 963            case Intent.ACTION_USER_PRESENT:
 964            case Intent.ACTION_SCREEN_OFF:
 965                if (awayWhenScreenLocked()) {
 966                    refreshAllPresences();
 967                }
 968                break;
 969            case ACTION_FCM_TOKEN_REFRESH:
 970                refreshAllFcmTokens();
 971                break;
 972            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 973                if (intent == null) {
 974                    break;
 975                }
 976                final String instance = intent.getStringExtra("instance");
 977                final String application = intent.getStringExtra("application");
 978                final Messenger messenger = intent.getParcelableExtra("messenger");
 979                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 980                if (messenger != null && application != null && instance != null) {
 981                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
 982                    Log.d(Config.LOGTAG,"found push target messenger");
 983                } else {
 984                    pushTargetMessenger = null;
 985                }
 986                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
 987                if (instance != null && transport.isPresent()) {
 988                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 989                }
 990                break;
 991            case ACTION_IDLE_PING:
 992                scheduleNextIdlePing();
 993                break;
 994            case ACTION_FCM_MESSAGE_RECEIVED:
 995                Log.d(Config.LOGTAG, "push message arrived in service. account");
 996                break;
 997            case ACTION_QUICK_LOG:
 998                final String message = intent == null ? null : intent.getStringExtra("message");
 999                if (message != null && Config.QUICK_LOG) {
1000                    quickLog(message);
1001                }
1002                break;
1003            case Intent.ACTION_SEND:
1004                final Uri uri = intent == null ? null : intent.getData();
1005                if (uri != null) {
1006                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
1007                }
1008                return START_STICKY;
1009            case ACTION_TEMPORARILY_DISABLE:
1010                toggleSoftDisabled(true);
1011                if (checkListeners()) {
1012                    stopSelf();
1013                }
1014                return START_NOT_STICKY;
1015        }
1016        sendScheduledMessages();
1017        final var extras =  intent == null ? null : intent.getExtras();
1018        try {
1019            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
1020        } catch (final RejectedExecutionException e) {
1021            Log.e(Config.LOGTAG, "can not schedule connection states manager");
1022        }
1023        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
1024            expireOldMessages();
1025        }
1026        return START_STICKY;
1027    }
1028
1029    private void quickLog(final String message) {
1030        if (Strings.isNullOrEmpty(message)) {
1031            return;
1032        }
1033        final Account account = AccountUtils.getFirstEnabled(this);
1034        if (account == null) {
1035            return;
1036        }
1037        final Conversation conversation =
1038                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
1039        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
1040        report.setStatus(Message.STATUS_RECEIVED);
1041        conversation.add(report);
1042        databaseBackend.createMessage(report);
1043        updateConversationUi();
1044    }
1045
1046    private void manageAccountConnectionStatesInternal() {
1047        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
1048    }
1049
1050    private synchronized void manageAccountConnectionStates(
1051            final String action, final Bundle extras) {
1052        final String pushedAccountHash = extras == null ? null : extras.getString("account");
1053        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
1054        WakeLockHelper.acquire(wakeLock);
1055        boolean pingNow =
1056                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
1057                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
1058                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
1059        final HashSet<Account> pingCandidates = new HashSet<>();
1060        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
1061        for (final Account account : accounts) {
1062            final boolean pushWasMeantForThisAccount =
1063                    androidId != null
1064                            && CryptoHelper.getAccountFingerprint(account, androidId)
1065                                    .equals(pushedAccountHash);
1066            pingNow |=
1067                    processAccountState(
1068                            account,
1069                            interactive,
1070                            "ui".equals(action),
1071                            pushWasMeantForThisAccount,
1072                            pingCandidates);
1073        }
1074        if (pingNow) {
1075            for (final Account account : pingCandidates) {
1076                final boolean lowTimeout = isInLowPingTimeoutMode(account);
1077                account.getXmppConnection().sendPing();
1078                Log.d(
1079                        Config.LOGTAG,
1080                        account.getJid().asBareJid()
1081                                + " send ping (action="
1082                                + action
1083                                + ",lowTimeout="
1084                                + lowTimeout
1085                                + ")");
1086                scheduleWakeUpCall(
1087                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
1088                        account.getUuid().hashCode());
1089            }
1090            long msToMucPing = (mLastMucPing + (Config.PING_MAX_INTERVAL * 2000L)) - SystemClock.elapsedRealtime();
1091            if (msToMucPing <= 0) {
1092                Log.d(Config.LOGTAG, "ping MUCs");
1093                mLastMucPing = SystemClock.elapsedRealtime();
1094                for (Conversation c : getConversations()) {
1095                    if (c.getMode() == Conversation.MODE_MULTI && (c.getMucOptions().online() || c.getMucOptions().getError() == MucOptions.Error.SHUTDOWN)) {
1096                        mucSelfPingAndRejoin(c);
1097                    }
1098                }
1099            }
1100        }
1101        WakeLockHelper.release(wakeLock);
1102    }
1103
1104    private void sendScheduledMessages() {
1105        Log.d(Config.LOGTAG, "looking for and sending scheduled messages");
1106
1107        for (final var message : new ArrayList<>(mScheduledMessages.values())) {
1108            if (message.getTimeSent() > System.currentTimeMillis()) continue;
1109
1110            final var conversation = message.getConversation();
1111            final var account = conversation.getAccount();
1112            final boolean inProgressJoin;
1113            synchronized (account.inProgressConferenceJoins) {
1114                inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
1115            }
1116            final boolean pendingJoin;
1117            synchronized (account.pendingConferenceJoins) {
1118                pendingJoin = account.pendingConferenceJoins.contains(conversation);
1119            }
1120            if (conversation.getAccount() == account
1121                    && !pendingJoin
1122                    && !inProgressJoin) {
1123                resendMessage(message, false);
1124            }
1125        }
1126    }
1127
1128    private void handleOrbotStartedEvent() {
1129        for (final Account account : accounts) {
1130            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
1131                reconnectAccount(account, true, false);
1132            }
1133        }
1134    }
1135
1136    private boolean processAccountState(final Account account, final boolean interactive, final boolean isUiAction, final boolean isAccountPushed, final HashSet<Account> pingCandidates) {
1137        if (!account.getStatus().isAttemptReconnect()) {
1138            return false;
1139        }
1140        if (!hasInternetConnection()) {
1141            account.setStatus(Account.State.NO_INTERNET);
1142            statusListener.onStatusChanged(account);
1143        } else {
1144            if (account.getStatus() == Account.State.NO_INTERNET) {
1145                account.setStatus(Account.State.OFFLINE);
1146                statusListener.onStatusChanged(account);
1147            }
1148            if (account.getStatus() == Account.State.ONLINE) {
1149                synchronized (mLowPingTimeoutMode) {
1150                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
1151                    long lastSent = account.getXmppConnection().getLastPingSent();
1152                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
1153                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
1154                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
1155                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
1156                    if (lastSent > lastReceived) {
1157                        if (pingTimeoutIn < 0) {
1158                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1159                            this.reconnectAccount(account, true, interactive);
1160                        } else {
1161                            int secs = (int) (pingTimeoutIn / 1000);
1162                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1163                        }
1164                    } else {
1165                        pingCandidates.add(account);
1166                        if (isAccountPushed) {
1167                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1168                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1169                            }
1170                            return true;
1171                        } else if (msToNextPing <= 0) {
1172                            return true;
1173                        } else {
1174                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1175                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1176                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1177                            }
1178                        }
1179                    }
1180                }
1181            } else if (account.getStatus() == Account.State.OFFLINE) {
1182                reconnectAccount(account, true, interactive);
1183            } else if (account.getStatus() == Account.State.CONNECTING) {
1184                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1185                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1186                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1187                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1188                if (!areMessagesInitialized()) return false; // No point in thrashing a reconnect while still loading
1189                if (timeout < 0) {
1190                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1191                    account.getXmppConnection().resetAttemptCount(false);
1192                    reconnectAccount(account, true, interactive);
1193                } else if (discoTimeout < 0) {
1194                    account.getXmppConnection().sendDiscoTimeout();
1195                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1196                } else {
1197                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1198                }
1199            } else {
1200                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
1201                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1202                    reconnectAccount(account, true, interactive);
1203                }
1204            }
1205        }
1206        return false;
1207    }
1208
1209    private void toggleSoftDisabled(final boolean softDisabled) {
1210        for(final Account account : this.accounts) {
1211            if (account.isEnabled()) {
1212                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1213                    updateAccount(account);
1214                }
1215            }
1216        }
1217    }
1218
1219    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1220        return unifiedPushBroker.processPushMessage(account, transport, push);
1221    }
1222
1223    public void reinitializeMuclumbusService() {
1224        mChannelDiscoveryService.initializeMuclumbusService();
1225    }
1226
1227    public void discoverChannels(String query, ChannelDiscoveryService.Method method, Map<Jid, Account> mucServices, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1228        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, mucServices, onChannelSearchResultsFound);
1229    }
1230
1231    public boolean isDataSaverDisabled() {
1232        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1233            return true;
1234        }
1235        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1236        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1237                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1238                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1239    }
1240
1241    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1242        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1243        Message message = new Message(conversation, body, conversation.getNextEncryption());
1244        if (inReplyTo != null) {
1245            if (Emoticons.isEmoji(body)) {
1246                message = inReplyTo.react(body);
1247            } else {
1248                message = inReplyTo.reply();
1249            }
1250            message.clearFallbacks("urn:xmpp:reply:0");
1251            message.setBody(body);
1252            message.setEncryption(conversation.getNextEncryption());
1253        }
1254        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1255            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1256        }
1257        message.markUnread();
1258        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1259            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1260                @Override
1261                public void success(Message message) {
1262                    if (dismissAfterReply) {
1263                        markRead((Conversation) message.getConversation(), true);
1264                    } else {
1265                        mNotificationService.pushFromDirectReply(message);
1266                    }
1267                }
1268
1269                @Override
1270                public void error(int errorCode, Message object) {
1271
1272                }
1273
1274                @Override
1275                public void userInputRequired(PendingIntent pi, Message object) {
1276
1277                }
1278            });
1279        } else {
1280            sendMessage(message);
1281            if (dismissAfterReply) {
1282                markRead(conversation, true);
1283            } else {
1284                mNotificationService.pushFromDirectReply(message);
1285            }
1286        }
1287    }
1288
1289    private boolean dndOnSilentMode() {
1290        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1291    }
1292
1293    private boolean manuallyChangePresence() {
1294        return getBooleanPreference(AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1295    }
1296
1297    private boolean treatVibrateAsSilent() {
1298        return getBooleanPreference(AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1299    }
1300
1301    private boolean awayWhenScreenLocked() {
1302        return getBooleanPreference(AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1303    }
1304
1305    private String getCompressPicturesPreference() {
1306        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1307    }
1308
1309    private Presence.Status getTargetPresence() {
1310        if (dndOnSilentMode() && isPhoneSilenced()) {
1311            return Presence.Status.DND;
1312        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1313            return Presence.Status.AWAY;
1314        } else {
1315            return Presence.Status.ONLINE;
1316        }
1317    }
1318
1319    public boolean isScreenLocked() {
1320        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1321        final PowerManager powerManager = getSystemService(PowerManager.class);
1322        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1323        final boolean interactive;
1324        try {
1325            interactive = powerManager != null && powerManager.isInteractive();
1326        } catch (final Exception e) {
1327            return false;
1328        }
1329        return locked || !interactive;
1330    }
1331
1332    private boolean isPhoneSilenced() {
1333        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1334        final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1335        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1336        final AudioManager audioManager = getSystemService(AudioManager.class);
1337        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1338        try {
1339            if (treatVibrateAsSilent()) {
1340                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1341            } else {
1342                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1343            }
1344        } catch (final Throwable throwable) {
1345            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1346            return notificationDnd;
1347        }
1348    }
1349
1350    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1351        Log.d(Config.LOGTAG, "resetting all attempt counts");
1352        for (Account account : accounts) {
1353            if (account.hasErrorStatus() || reallyAll) {
1354                final XmppConnection connection = account.getXmppConnection();
1355                if (connection != null) {
1356                    connection.resetAttemptCount(retryImmediately);
1357                }
1358            }
1359            if (account.setShowErrorNotification(true)) {
1360                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1361            }
1362        }
1363        mNotificationService.updateErrorNotification();
1364    }
1365
1366    private void dismissErrorNotifications() {
1367        for (final Account account : this.accounts) {
1368            if (account.hasErrorStatus()) {
1369                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1370                if (account.setShowErrorNotification(false)) {
1371                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1372                }
1373            }
1374        }
1375    }
1376
1377    private void expireOldMessages() {
1378        expireOldMessages(false);
1379    }
1380
1381    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1382        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1383        mDatabaseWriterExecutor.execute(() -> {
1384            long timestamp = getAutomaticMessageDeletionDate();
1385            if (timestamp > 0) {
1386                databaseBackend.expireOldMessages(timestamp);
1387                synchronized (XmppConnectionService.this.conversations) {
1388                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1389                        conversation.expireOldMessages(timestamp);
1390                        if (resetHasMessagesLeftOnServer) {
1391                            conversation.messagesLoaded.set(true);
1392                            conversation.setHasMessagesLeftOnServer(true);
1393                        }
1394                    }
1395                }
1396                updateConversationUi();
1397            }
1398        });
1399    }
1400
1401    public boolean hasInternetConnection() {
1402        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1403        if (cm == null) {
1404            return true; //if internet connection can not be checked it is probably best to just try
1405        }
1406        try {
1407            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1408                final Network activeNetwork = cm.getActiveNetwork();
1409                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1410                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1411            } else {
1412                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1413                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1414            }
1415        } catch (final RuntimeException e) {
1416            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1417            return true; //if internet connection can not be checked it is probably best to just try
1418        }
1419    }
1420
1421    @SuppressLint("TrulyRandom")
1422    @Override
1423    public void onCreate() {
1424        com.cheogram.android.AndroidLoggingHandler.reset(new com.cheogram.android.AndroidLoggingHandler());
1425        java.util.logging.Logger.getLogger("").setLevel(java.util.logging.Level.FINEST);
1426        LibIdnXmppStringprep.setup();
1427        emojiSearch = new EmojiSearch(this);
1428        setTheme(R.style.Theme_Conversations3);
1429        ThemeHelper.applyCustomColors(this);
1430        if (Compatibility.runsTwentySix()) {
1431            mNotificationService.initializeChannels();
1432        }
1433        mChannelDiscoveryService.initializeMuclumbusService();
1434        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1435        toggleForegroundService();
1436        this.destroyed = false;
1437        OmemoSetting.load(this);
1438        try {
1439            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1440        } catch (Throwable throwable) {
1441            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1442        }
1443        updateMemorizingTrustManager();
1444        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1445        final int cacheSize = maxMemory / 15;
1446        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1447            @Override
1448            protected int sizeOf(final String key, final Drawable drawable) {
1449                if (drawable instanceof BitmapDrawable) {
1450                    Bitmap bitmap =  ((BitmapDrawable) drawable).getBitmap();
1451                    if (bitmap == null) return 1024;
1452
1453                    return bitmap.getByteCount() / 1024;
1454                } else {
1455                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1456                }
1457            }
1458        };
1459        if (mLastActivity == 0) {
1460            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1461        }
1462
1463        Log.d(Config.LOGTAG, "initializing database...");
1464        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1465        Log.d(Config.LOGTAG, "restoring accounts...");
1466        this.accounts = databaseBackend.getAccounts();
1467        for (Account account : this.accounts) {
1468            final int color = getPreferences().getInt("account_color:" + account.getUuid(), 0);
1469            if (color != 0) account.setColor(color);
1470        }
1471        final SharedPreferences.Editor editor = getPreferences().edit();
1472        final boolean hasEnabledAccounts = hasEnabledAccounts();
1473        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1474        editor.apply();
1475        toggleSetProfilePictureActivity(hasEnabledAccounts);
1476        reconfigurePushDistributor();
1477
1478        if (CallIntegration.hasSystemFeature(this)) {
1479            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1480        }
1481
1482        restoreFromDatabase();
1483
1484        if (QuickConversationsService.isContactListIntegration(this)
1485                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1486                        == PackageManager.PERMISSION_GRANTED) {
1487            startContactObserver();
1488        }
1489        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1490        if (Compatibility.hasStoragePermission(this)) {
1491            Log.d(Config.LOGTAG, "starting file observer");
1492            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1493            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1494        }
1495        if (Config.supportOpenPgp()) {
1496            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1497                @Override
1498                public void onBound(final IOpenPgpService2 service) {
1499                    for (Account account : accounts) {
1500                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1501                        if (pgp != null) {
1502                            pgp.continueDecryption(true);
1503                        }
1504                    }
1505                }
1506
1507                @Override
1508                public void onError(final Exception exception) {
1509                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1510                }
1511            });
1512            this.pgpServiceConnection.bindToService();
1513        }
1514
1515        final PowerManager powerManager = getSystemService(PowerManager.class);
1516        this.wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1517
1518        toggleForegroundService();
1519        updateUnreadCountBadge();
1520        toggleScreenEventReceiver();
1521        final IntentFilter systemBroadcastFilter = new IntentFilter();
1522        scheduleNextIdlePing();
1523        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1524            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1525        }
1526        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1527        ContextCompat.registerReceiver(
1528                this,
1529                this.mInternalEventReceiver,
1530                systemBroadcastFilter,
1531                ContextCompat.RECEIVER_NOT_EXPORTED);
1532        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1533        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1534        ContextCompat.registerReceiver(
1535                this,
1536                this.mInternalRestrictedEventReceiver,
1537                exportedBroadcastFilter,
1538                ContextCompat.RECEIVER_EXPORTED);
1539        mForceDuringOnCreate.set(false);
1540        toggleForegroundService();
1541        rescanStickers();
1542        cleanupCache();
1543        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1544        final SharedPreferences sharedPreferences =
1545                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1546        sharedPreferences.registerOnSharedPreferenceChangeListener(new SharedPreferences.OnSharedPreferenceChangeListener() {
1547            @Override
1548            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, @Nullable String key) {
1549                Log.d(Config.LOGTAG,"preference '"+key+"' has changed");
1550                if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1551                    toggleForegroundService();
1552                }
1553            }
1554        });
1555    }
1556
1557
1558    private void checkForDeletedFiles() {
1559        if (destroyed) {
1560            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1561            return;
1562        }
1563        final long start = SystemClock.elapsedRealtime();
1564        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1565        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1566        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1567            if (destroyed) {
1568                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1569                return;
1570            }
1571            final File file = fileBackend.getFileForPath(filePath.path);
1572            if (filePath.setDeleted(!file.exists())) {
1573                changed.add(filePath);
1574            }
1575        }
1576        final long duration = SystemClock.elapsedRealtime() - start;
1577        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1578        if (changed.size() > 0) {
1579            databaseBackend.markFilesAsChanged(changed);
1580            markChangedFiles(changed);
1581        }
1582    }
1583
1584    public void startContactObserver() {
1585        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1586            @Override
1587            public void onChange(boolean selfChange) {
1588                super.onChange(selfChange);
1589                if (restoredFromDatabaseLatch.getCount() == 0) {
1590                    loadPhoneContacts();
1591                }
1592            }
1593        });
1594    }
1595
1596    @Override
1597    public void onTrimMemory(int level) {
1598        super.onTrimMemory(level);
1599        if (level >= TRIM_MEMORY_COMPLETE) {
1600            Log.d(Config.LOGTAG, "clear cache due to low memory");
1601            getDrawableCache().evictAll();
1602        }
1603    }
1604
1605    @Override
1606    public void onDestroy() {
1607        try {
1608            unregisterReceiver(this.mInternalEventReceiver);
1609            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1610            unregisterReceiver(this.mInternalScreenEventReceiver);
1611        } catch (final IllegalArgumentException e) {
1612            //ignored
1613        }
1614        destroyed = false;
1615        fileObserver.stopWatching();
1616        internalPingExecutor.shutdown();
1617        super.onDestroy();
1618    }
1619
1620    public void restartFileObserver() {
1621        Log.d(Config.LOGTAG, "restarting file observer");
1622        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1623        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1624    }
1625
1626    public void toggleScreenEventReceiver() {
1627        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1628            final IntentFilter filter = new IntentFilter();
1629            filter.addAction(Intent.ACTION_SCREEN_ON);
1630            filter.addAction(Intent.ACTION_SCREEN_OFF);
1631            filter.addAction(Intent.ACTION_USER_PRESENT);
1632            registerReceiver(this.mInternalScreenEventReceiver, filter);
1633        } else {
1634            try {
1635                unregisterReceiver(this.mInternalScreenEventReceiver);
1636            } catch (IllegalArgumentException e) {
1637                //ignored
1638            }
1639        }
1640    }
1641
1642    public void toggleForegroundService() {
1643        toggleForegroundService(false, false);
1644    }
1645
1646    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1647        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1648        toggleForegroundService(false, true);
1649    }
1650
1651    public void removeOngoingCall() {
1652        ongoingCall.set(null);
1653        toggleForegroundService(false, false);
1654    }
1655
1656    private void toggleForegroundService(boolean force, boolean needMic) {
1657        final boolean status;
1658        final OngoingCall ongoing = ongoingCall.get();
1659        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1660        final int id;
1661        if (force
1662                || mForceDuringOnCreate.get()
1663                || ongoingVideoTranscoding
1664                || ongoing != null
1665                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1666            final Notification notification;
1667            if (ongoing != null && !diallerIntegrationActive.get()) {
1668                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1669                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1670                startForegroundOrCatch(id, notification, true);
1671            } else if (ongoingVideoTranscoding) {
1672                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1673                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1674                startForegroundOrCatch(id, notification, false);
1675            } else {
1676                notification = this.mNotificationService.createForegroundNotification();
1677                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1678                startForegroundOrCatch(id, notification, needMic || ongoing != null || diallerIntegrationActive.get());
1679            }
1680            mNotificationService.notify(id, notification);
1681            status = true;
1682        } else {
1683            id = 0;
1684            stopForeground(true);
1685            status = false;
1686        }
1687
1688        for (final int toBeRemoved :
1689                Collections2.filter(
1690                        Arrays.asList(
1691                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1692                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1693                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1694                        i -> i != id)) {
1695            mNotificationService.cancel(toBeRemoved);
1696        }
1697        Log.d(
1698                Config.LOGTAG,
1699                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1700    }
1701
1702    private void startForegroundOrCatch(
1703            final int id, final Notification notification, final boolean requireMicrophone) {
1704        try {
1705            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1706                final int foregroundServiceType;
1707                if (requireMicrophone
1708                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1709                                == PackageManager.PERMISSION_GRANTED) {
1710                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1711                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1712                } else if (getSystemService(PowerManager.class)
1713                        .isIgnoringBatteryOptimizations(getPackageName())) {
1714                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1715                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1716                        == PackageManager.PERMISSION_GRANTED) {
1717                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1718                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1719                        == PackageManager.PERMISSION_GRANTED) {
1720                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1721                } else {
1722                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1723                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1724                }
1725
1726                startForeground(id, notification, foregroundServiceType);
1727            } else {
1728                startForeground(id, notification);
1729            }
1730        } catch (final IllegalStateException | SecurityException e) {
1731            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1732        }
1733    }
1734
1735    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1736        return !mOngoingVideoTranscoding.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1737    }
1738
1739    @Override
1740    public void onTaskRemoved(final Intent rootIntent) {
1741        super.onTaskRemoved(rootIntent);
1742        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mOngoingVideoTranscoding.get() || ongoingCall.get() != null) {
1743            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1744        } else {
1745            this.logoutAndSave(false);
1746        }
1747    }
1748
1749    private void logoutAndSave(boolean stop) {
1750        int activeAccounts = 0;
1751        for (final Account account : accounts) {
1752            if (account.isConnectionEnabled()) {
1753                databaseBackend.writeRoster(account.getRoster());
1754                activeAccounts++;
1755            }
1756            if (account.getXmppConnection() != null) {
1757                new Thread(() -> disconnect(account, false)).start();
1758            }
1759        }
1760        if (stop || activeAccounts == 0) {
1761            Log.d(Config.LOGTAG, "good bye");
1762            stopSelf();
1763        }
1764    }
1765
1766    private void schedulePostConnectivityChange() {
1767        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1768        if (alarmManager == null) {
1769            return;
1770        }
1771        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1772        final Intent intent = new Intent(this, SystemEventReceiver.class);
1773        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1774        try {
1775            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1776                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1777                    : PendingIntent.FLAG_UPDATE_CURRENT);
1778            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1779                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1780            } else {
1781                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1782            }
1783        } catch (RuntimeException e) {
1784            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1785        }
1786    }
1787
1788    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1789        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1790        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1791        if (alarmManager == null) {
1792            return;
1793        }
1794        final Intent intent = new Intent(this, SystemEventReceiver.class);
1795        intent.setAction(ACTION_PING);
1796        try {
1797            final PendingIntent pendingIntent =
1798                    PendingIntent.getBroadcast(
1799                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1800            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1801        } catch (RuntimeException e) {
1802            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1803        }
1804    }
1805
1806    @TargetApi(Build.VERSION_CODES.M)
1807    private void scheduleNextIdlePing() {
1808        long timeUntilWake = Config.IDLE_PING_INTERVAL * 1000;
1809        final var now = System.currentTimeMillis();
1810        for (final var message : mScheduledMessages.values()) {
1811            if (message.getTimeSent() <= now) continue; // Just in case
1812            if (message.getTimeSent() - now < timeUntilWake) timeUntilWake = message.getTimeSent() - now;
1813        }
1814        final var timeToWake = SystemClock.elapsedRealtime() + timeUntilWake;
1815        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1816        if (alarmManager == null) {
1817            Log.d(Config.LOGTAG, "no alarm manager?");
1818            return;
1819        }
1820        final Intent intent = new Intent(this, SystemEventReceiver.class);
1821        intent.setAction(ACTION_IDLE_PING);
1822        try {
1823            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1824                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1825                    : PendingIntent.FLAG_UPDATE_CURRENT);
1826            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1827        } catch (RuntimeException e) {
1828            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1829        }
1830    }
1831
1832    public XmppConnection createConnection(final Account account) {
1833        final XmppConnection connection = new XmppConnection(account, this);
1834        connection.setOnStatusChangedListener(this.statusListener);
1835        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1836        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1837        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1838        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1839        AxolotlService axolotlService = account.getAxolotlService();
1840        if (axolotlService != null) {
1841            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1842        }
1843        return connection;
1844    }
1845
1846    public void sendChatState(Conversation conversation) {
1847        if (sendChatStates()) {
1848            final var packet = mMessageGenerator.generateChatState(conversation);
1849            sendMessagePacket(conversation.getAccount(), packet);
1850        }
1851    }
1852
1853    private void sendFileMessage(final Message message, final boolean delay) {
1854        Log.d(Config.LOGTAG, "send file message");
1855        final Account account = message.getConversation().getAccount();
1856        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1857                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1858            mHttpConnectionManager.createNewUploadConnection(message, delay);
1859        } else {
1860            mJingleConnectionManager.startJingleFileTransfer(message);
1861        }
1862    }
1863
1864    public void sendMessage(final Message message) {
1865        sendMessage(message, false, false, false);
1866    }
1867
1868    private void sendMessage(final Message message, final boolean resend, final boolean previewedLinks, final boolean delay) {
1869        final Account account = message.getConversation().getAccount();
1870        if (account.setShowErrorNotification(true)) {
1871            databaseBackend.updateAccount(account);
1872            mNotificationService.updateErrorNotification();
1873        }
1874        final Conversation conversation = (Conversation) message.getConversation();
1875        account.deactivateGracePeriod();
1876
1877
1878        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1879            final Contact contact = conversation.getContact();
1880            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1881                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1882                createContact(contact, true);
1883            }
1884        }
1885
1886        im.conversations.android.xmpp.model.stanza.Message packet = null;
1887        final boolean addToConversation = !message.edited() && message.getRawBody() != null;
1888        boolean saveInDb = addToConversation;
1889        message.setStatus(Message.STATUS_WAITING);
1890
1891        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1892            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1893                databaseBackend.updateConversation(conversation);
1894            }
1895        }
1896
1897        final boolean inProgressJoin = isJoinInProgress(conversation);
1898
1899        if (message.getCounterpart() == null && !message.isPrivateMessage()) {
1900            message.setCounterpart(message.getConversation().getJid().asBareJid());
1901        }
1902
1903        boolean waitForPreview = false;
1904        if (getPreferences().getBoolean("send_link_previews", true) && !previewedLinks && !message.needsUploading() && message.getEncryption() != Message.ENCRYPTION_AXOLOTL) {
1905            final List<URI> links = message.getLinks();
1906            if (!links.isEmpty()) {
1907                waitForPreview = true;
1908                if (account.isOnlineAndConnected()) {
1909                    FILE_ATTACHMENT_EXECUTOR.execute(() -> {
1910                        for (URI link : links) {
1911                            if ("https".equals(link.getScheme())) {
1912                                try {
1913                                    HttpUrl url = HttpUrl.parse(link.toString());
1914                                    OkHttpClient http = getHttpConnectionManager().buildHttpClient(url, account, 5, false);
1915                                    okhttp3.Response response = http.newCall(new okhttp3.Request.Builder().url(url).head().build()).execute();
1916                                    final String mimeType = response.header("Content-Type") == null ? "" : response.header("Content-Type");
1917                                    final boolean image = mimeType.startsWith("image/");
1918                                    final boolean audio = mimeType.startsWith("audio/");
1919                                    final boolean video = mimeType.startsWith("video/");
1920                                    final boolean pdf = mimeType.equals("application/pdf");
1921                                    final boolean html = mimeType.startsWith("text/html") || mimeType.startsWith("application/xhtml+xml");
1922                                    if (response.isSuccessful() && (image || audio || video || pdf)) {
1923                                        Message.FileParams params = message.getFileParams();
1924                                        params.url = url.toString();
1925                                        if (response.header("Content-Length") != null) params.size = Long.parseLong(response.header("Content-Length"), 10);
1926                                        if (!Message.configurePrivateFileMessage(message)) {
1927                                            message.setType(image ? Message.TYPE_IMAGE : Message.TYPE_FILE);
1928                                        }
1929                                        params.setName(HttpConnectionManager.extractFilenameFromResponse(response));
1930
1931                                        if (link.toString().equals(message.getRawBody())) {
1932                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
1933                                            fallback.addChild("body", "urn:xmpp:fallback:0");
1934                                            message.addPayload(fallback);
1935                                        } else if (message.getRawBody().indexOf(link.toString()) >= 0) {
1936                                            // Part of the real body, not just a fallback
1937                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
1938                                            fallback.addChild("body", "urn:xmpp:fallback:0")
1939                                                .setAttribute("start", "0")
1940                                                .setAttribute("end", "0");
1941                                            message.addPayload(fallback);
1942                                        }
1943
1944                                        final int encryption = message.getEncryption();
1945                                        getHttpConnectionManager().createNewDownloadConnection(message, false, (file) -> {
1946                                            message.setEncryption(encryption);
1947                                            synchronized (message.getConversation()) {
1948                                                if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
1949                                            }
1950                                        });
1951                                        return;
1952                                    } else if (response.isSuccessful() && html) {
1953                                        Semaphore waiter = new Semaphore(0);
1954                                        OpenGraphParser.Builder openGraphBuilder = new OpenGraphParser.Builder(new OpenGraphCallback() {
1955                                            @Override
1956                                            public void onPostResponse(OpenGraphResult result) {
1957                                                Element rdf = new Element("Description", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
1958                                                rdf.setAttribute("xmlns:rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
1959                                                rdf.setAttribute("rdf:about", link.toString());
1960                                                if (result.getTitle() != null && !"".equals(result.getTitle())) {
1961                                                    rdf.addChild("title", "https://ogp.me/ns#").setContent(result.getTitle());
1962                                                }
1963                                                if (result.getDescription() != null && !"".equals(result.getDescription())) {
1964                                                    rdf.addChild("description", "https://ogp.me/ns#").setContent(result.getDescription());
1965                                                }
1966                                                if (result.getUrl() != null) {
1967                                                    rdf.addChild("url", "https://ogp.me/ns#").setContent(result.getUrl());
1968                                                }
1969                                                if (result.getImage() != null) {
1970                                                    rdf.addChild("image", "https://ogp.me/ns#").setContent(result.getImage());
1971                                                }
1972                                                if (result.getType() != null) {
1973                                                    rdf.addChild("type", "https://ogp.me/ns#").setContent(result.getType());
1974                                                }
1975                                                if (result.getSiteName() != null) {
1976                                                    rdf.addChild("site_name", "https://ogp.me/ns#").setContent(result.getSiteName());
1977                                                }
1978                                                if (result.getVideo() != null) {
1979                                                    rdf.addChild("video", "https://ogp.me/ns#").setContent(result.getVideo());
1980                                                }
1981                                                message.addPayload(rdf);
1982                                                waiter.release();
1983                                            }
1984
1985                                            public void onError(String error) {
1986                                                waiter.release();
1987                                            }
1988                                        })
1989                                            .showNullOnEmpty(true)
1990                                            .maxBodySize(90000)
1991                                            .timeout(5000);
1992                                        if (useTorToConnect()) {
1993                                            openGraphBuilder = openGraphBuilder.jsoupProxy(new JsoupProxy("127.0.0.1", 8118));
1994                                        }
1995                                        openGraphBuilder.build().parse(link.toString());
1996                                        waiter.tryAcquire(10L, TimeUnit.SECONDS);
1997                                    }
1998                                } catch (final IOException | InterruptedException e) {  }
1999                            }
2000                        }
2001                        synchronized (message.getConversation()) {
2002                            if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
2003                        }
2004                    });
2005                }
2006            }
2007        }
2008
2009        if (account.isOnlineAndConnected() && !inProgressJoin && !waitForPreview && message.getTimeSent() <= System.currentTimeMillis()) {
2010            switch (message.getEncryption()) {
2011                case Message.ENCRYPTION_NONE:
2012                    if (message.needsUploading()) {
2013                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2014                                || conversation.getMode() == Conversation.MODE_MULTI
2015                                || message.fixCounterpart()) {
2016                            this.sendFileMessage(message, delay);
2017                        } else {
2018                            break;
2019                        }
2020                    } else {
2021                        packet = mMessageGenerator.generateChat(message);
2022                    }
2023                    break;
2024                case Message.ENCRYPTION_PGP:
2025                case Message.ENCRYPTION_DECRYPTED:
2026                    if (message.needsUploading()) {
2027                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2028                                || conversation.getMode() == Conversation.MODE_MULTI
2029                                || message.fixCounterpart()) {
2030                            this.sendFileMessage(message, delay);
2031                        } else {
2032                            break;
2033                        }
2034                    } else {
2035                        packet = mMessageGenerator.generatePgpChat(message);
2036                    }
2037                    break;
2038                case Message.ENCRYPTION_AXOLOTL:
2039                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
2040                    if (message.needsUploading()) {
2041                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2042                                || conversation.getMode() == Conversation.MODE_MULTI
2043                                || message.fixCounterpart()) {
2044                            this.sendFileMessage(message, delay);
2045                        } else {
2046                            break;
2047                        }
2048                    } else {
2049                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
2050                        if (axolotlMessage == null) {
2051                            account.getAxolotlService().preparePayloadMessage(message, delay);
2052                        } else {
2053                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
2054                        }
2055                    }
2056                    break;
2057
2058            }
2059            if (packet != null) {
2060                if (account.getXmppConnection().getFeatures().sm()
2061                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
2062                    message.setStatus(Message.STATUS_UNSEND);
2063                } else {
2064                    message.setStatus(Message.STATUS_SEND);
2065                }
2066            }
2067        } else {
2068            switch (message.getEncryption()) {
2069                case Message.ENCRYPTION_DECRYPTED:
2070                    if (!message.needsUploading()) {
2071                        String pgpBody = message.getEncryptedBody();
2072                        String decryptedBody = message.getBody();
2073                        message.setBody(pgpBody); //TODO might throw NPE
2074                        message.setEncryption(Message.ENCRYPTION_PGP);
2075                        if (message.edited()) {
2076                            message.setBody(decryptedBody);
2077                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2078                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2079                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
2080                            }
2081                            updateConversationUi();
2082                            return;
2083                        } else {
2084                            databaseBackend.createMessage(message);
2085                            saveInDb = false;
2086                            message.setBody(decryptedBody);
2087                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2088                        }
2089                    }
2090                    break;
2091                case Message.ENCRYPTION_AXOLOTL:
2092                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
2093                    break;
2094            }
2095        }
2096
2097        synchronized (mScheduledMessages) {
2098            if (message.getTimeSent() > System.currentTimeMillis()) {
2099                mScheduledMessages.put(message.getUuid(), message);
2100                scheduleNextIdlePing();
2101            } else {
2102                mScheduledMessages.remove(message.getUuid());
2103            }
2104        }
2105
2106        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
2107        if (mucMessage) {
2108            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
2109        }
2110
2111        if (resend) {
2112            if (packet != null && addToConversation) {
2113                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
2114                    markMessage(message, Message.STATUS_UNSEND);
2115                } else {
2116                    markMessage(message, Message.STATUS_SEND);
2117                }
2118            }
2119        } else {
2120            if (addToConversation) {
2121                conversation.add(message);
2122            }
2123            if (saveInDb) {
2124                databaseBackend.createMessage(message);
2125            } else if (message.edited()) {
2126                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2127                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
2128                }
2129            }
2130            updateConversationUi();
2131        }
2132        if (packet != null) {
2133            if (delay) {
2134                mMessageGenerator.addDelay(packet, message.getTimeSent());
2135            }
2136            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
2137                if (this.sendChatStates()) {
2138                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
2139                }
2140            }
2141            sendMessagePacket(account, packet);
2142            if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.hasCustomEmoji()) {
2143                if (message.getConversation() instanceof Conversation) presenceToMuc((Conversation) message.getConversation());
2144            }
2145        }
2146    }
2147
2148    private boolean isJoinInProgress(final Conversation conversation) {
2149        final Account account = conversation.getAccount();
2150        synchronized (account.inProgressConferenceJoins) {
2151            if (conversation.getMode() == Conversational.MODE_MULTI) {
2152                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
2153                final boolean pending = account.pendingConferenceJoins.contains(conversation);
2154                final boolean inProgressJoin = inProgress || pending;
2155                if (inProgressJoin) {
2156                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
2157                }
2158                return inProgressJoin;
2159            } else {
2160                return false;
2161            }
2162        }
2163    }
2164
2165    private void sendUnsentMessages(final Conversation conversation) {
2166        synchronized (conversation) {
2167            conversation.findWaitingMessages(message -> resendMessage(message, true));
2168        }
2169    }
2170
2171    public void resendMessage(final Message message, final boolean delay) {
2172        sendMessage(message, true, false, delay);
2173    }
2174
2175    public void resendMessage(final Message message, final boolean delay, final boolean previewedLinks) {
2176        sendMessage(message, true, previewedLinks, delay);
2177    }
2178
2179    public Pair<Account,Account> onboardingIncomplete() {
2180        if (getAccounts().size() != 2) return null;
2181        Account onboarding = null;
2182        Account newAccount = null;
2183        for (final Account account : getAccounts()) {
2184            if (account.getJid().getDomain().equals(Config.ONBOARDING_DOMAIN)) {
2185                onboarding = account;
2186            } else {
2187                newAccount = account;
2188            }
2189        }
2190
2191        if (onboarding != null && newAccount != null) {
2192            return new Pair<>(onboarding, newAccount);
2193        }
2194
2195        return null;
2196    }
2197
2198    public boolean isOnboarding() {
2199        return getAccounts().size() == 1 && getAccounts().get(0).getJid().getDomain().equals(Config.ONBOARDING_DOMAIN);
2200    }
2201
2202    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
2203        final XmppConnection connection = account.getXmppConnection();
2204        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
2205        if (jid == null) {
2206            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
2207            return;
2208        }
2209        final Iq request = new Iq(Iq.Type.SET);
2210        request.setTo(jid);
2211        final Element command = request.addChild("command", Namespace.COMMANDS);
2212        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
2213        command.setAttribute("action", "execute");
2214        sendIqPacket(account, request, (response) -> {
2215            if (response.getType() == Iq.Type.RESULT) {
2216                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
2217                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
2218                if (x != null) {
2219                    final Data data = Data.parse(x);
2220                    final String uri = data.getValue("uri");
2221                    final String landingUrl = data.getValue("landing-url");
2222                    if (uri != null) {
2223                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
2224                        callback.inviteRequested(invite);
2225                        return;
2226                    }
2227                }
2228                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
2229                Log.d(Config.LOGTAG, response.toString());
2230            } else if (response.getType() == Iq.Type.ERROR) {
2231                callback.inviteRequestFailed(IqParser.errorMessage(response));
2232            } else {
2233                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
2234            }
2235        });
2236
2237    }
2238
2239    public void fetchBookmarks(final Account account) {
2240        final Iq iqPacket = new Iq(Iq.Type.GET);
2241        final Element query = iqPacket.query("jabber:iq:private");
2242        query.addChild("storage", Namespace.BOOKMARKS);
2243        final Consumer<Iq> callback = (response) -> {
2244            if (response.getType() == Iq.Type.RESULT) {
2245                final Element query1 = response.query();
2246                final Element storage = query1.findChild("storage", "storage:bookmarks");
2247                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
2248                processBookmarksInitial(account, bookmarks, false);
2249            } else {
2250                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not fetch bookmarks");
2251            }
2252        };
2253        sendIqPacket(account, iqPacket, callback);
2254    }
2255
2256    public void fetchBookmarks2(final Account account) {
2257        final Iq retrieve = mIqGenerator.retrieveBookmarks();
2258        sendIqPacket(account, retrieve, (response) -> {
2259            if (response.getType() == Iq.Type.RESULT) {
2260                final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
2261                final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
2262                processBookmarksInitial(account, bookmarks, true);
2263            }
2264        });
2265    }
2266
2267    public void fetchMessageDisplayedSynchronization(final Account account) {
2268        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
2269        final var retrieve = mIqGenerator.retrieveMds();
2270        sendIqPacket(
2271                account,
2272                retrieve,
2273                (response) -> {
2274                    if (response.getType() != Iq.Type.RESULT) {
2275                        return;
2276                    }
2277                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
2278                    final Element items = pubSub == null ? null : pubSub.findChild("items");
2279                    if (items == null
2280                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
2281                        return;
2282                    }
2283                    for (final Element child : items.getChildren()) {
2284                        if ("item".equals(child.getName())) {
2285                            processMdsItem(account, child);
2286                        }
2287                    }
2288                });
2289    }
2290
2291    public void processMdsItem(final Account account, final Element item) {
2292        final Jid jid =
2293                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
2294        if (jid == null) {
2295            return;
2296        }
2297        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
2298        final Element stanzaId =
2299                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
2300        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
2301        final Conversation conversation = find(account, jid);
2302        if (id != null && conversation != null) {
2303            conversation.setDisplayState(id);
2304            markReadUpToStanzaId(conversation, id);
2305        }
2306    }
2307
2308    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
2309        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
2310        if (message == null) { // do we want to check if isRead?
2311            return;
2312        }
2313        markReadUpTo(conversation, message);
2314    }
2315
2316    public void markReadUpTo(final Conversation conversation, final Message message) {
2317        final boolean isDismissNotification = isDismissNotification(message);
2318        final var uuid = message.getUuid();
2319        Log.d(
2320                Config.LOGTAG,
2321                conversation.getAccount().getJid().asBareJid()
2322                        + ": mark "
2323                        + conversation.getJid().asBareJid()
2324                        + " as read up to "
2325                        + uuid);
2326        markRead(conversation, uuid, isDismissNotification);
2327    }
2328
2329    private static boolean isDismissNotification(final Message message) {
2330        Message next = message.next();
2331        while (next != null) {
2332            if (message.getStatus() == Message.STATUS_RECEIVED) {
2333                return false;
2334            }
2335            next = next.next();
2336        }
2337        return true;
2338    }
2339
2340    public void processBookmarksInitial(final Account account, final Map<Jid, Bookmark> bookmarks, final boolean pep) {
2341        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2342        for (final Bookmark bookmark : bookmarks.values()) {
2343            previousBookmarks.remove(bookmark.getJid().asBareJid());
2344            processModifiedBookmark(bookmark, pep);
2345        }
2346        if (pep) {
2347            processDeletedBookmarks(account, previousBookmarks);
2348        }
2349        account.setBookmarks(bookmarks);
2350    }
2351
2352    public void processDeletedBookmarks(final Account account, final Collection<Jid> bookmarks) {
2353        Log.d(
2354                Config.LOGTAG,
2355                account.getJid().asBareJid()
2356                        + ": "
2357                        + bookmarks.size()
2358                        + " bookmarks have been removed");
2359        for (final Jid bookmark : bookmarks) {
2360            processDeletedBookmark(account, bookmark);
2361        }
2362    }
2363
2364    public void processDeletedBookmark(final Account account, final Jid jid) {
2365        final Conversation conversation = find(account, jid);
2366        if (conversation == null) {
2367            return;
2368        }
2369        Log.d(
2370                Config.LOGTAG,
2371                account.getJid().asBareJid() + ": archiving MUC " + jid + " after PEP update");
2372        archiveConversation(conversation, false);
2373    }
2374
2375    private void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
2376        final Account account = bookmark.getAccount();
2377        Conversation conversation = find(bookmark);
2378        if (conversation != null) {
2379            if (conversation.getMode() != Conversation.MODE_MULTI) {
2380                return;
2381            }
2382            bookmark.setConversation(conversation);
2383            if (pep && !bookmark.autojoin()) {
2384                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
2385                archiveConversation(conversation, false);
2386            } else {
2387                final MucOptions mucOptions = conversation.getMucOptions();
2388                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2389                    final String current = mucOptions.getActualNick();
2390                    final String proposed = mucOptions.getProposedNick();
2391                    if (current != null && !current.equals(proposed)) {
2392                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
2393                        joinMuc(conversation);
2394                    }
2395                }
2396            }
2397        } else if (bookmark.autojoin()) {
2398            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2399            bookmark.setConversation(conversation);
2400        }
2401    }
2402
2403    public void processModifiedBookmark(final Bookmark bookmark) {
2404        processModifiedBookmark(bookmark, true);
2405    }
2406
2407    public void createBookmark(final Account account, final Bookmark bookmark) {
2408        account.putBookmark(bookmark);
2409        final XmppConnection connection = account.getXmppConnection();
2410        if (connection == null) {
2411            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
2412        } else if (connection.getFeatures().bookmarks2()) {
2413            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
2414            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2415            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
2416        } else if (connection.getFeatures().bookmarksConversion()) {
2417            pushBookmarksPep(account);
2418        } else {
2419            pushBookmarksPrivateXml(account);
2420        }
2421    }
2422
2423    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2424        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
2425            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
2426        }
2427        account.removeBookmark(bookmark);
2428        final XmppConnection connection = account.getXmppConnection();
2429        if (connection == null) return;
2430
2431        if (connection.getFeatures().bookmarks2()) {
2432            final Iq request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2433            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2434            sendIqPacket(account, request, (response) -> {
2435                if (response.getType() == Iq.Type.ERROR) {
2436                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2437                }
2438            });
2439        } else if (connection.getFeatures().bookmarksConversion()) {
2440            pushBookmarksPep(account);
2441        } else {
2442            pushBookmarksPrivateXml(account);
2443        }
2444    }
2445
2446    private void pushBookmarksPrivateXml(Account account) {
2447        if (!account.areBookmarksLoaded()) return;
2448
2449        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2450        final Iq iqPacket = new Iq(Iq.Type.SET);
2451        Element query = iqPacket.query("jabber:iq:private");
2452        Element storage = query.addChild("storage", "storage:bookmarks");
2453        for (final Bookmark bookmark : account.getBookmarks()) {
2454            storage.addChild(bookmark);
2455        }
2456        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2457    }
2458
2459    private void pushBookmarksPep(Account account) {
2460        if (!account.areBookmarksLoaded()) return;
2461
2462        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2463        final Element storage = new Element("storage", "storage:bookmarks");
2464        for (final Bookmark bookmark : account.getBookmarks()) {
2465            storage.addChild(bookmark);
2466        }
2467        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2468
2469    }
2470
2471    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2472        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2473
2474    }
2475
2476    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2477        final Iq packet = mIqGenerator.publishElement(node, element, id, options);
2478        sendIqPacket(account, packet, (response) -> {
2479            if (response.getType() == Iq.Type.RESULT) {
2480                return;
2481            }
2482            if (retry && PublishOptions.preconditionNotMet(response)) {
2483                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2484                    @Override
2485                    public void onPushSucceeded() {
2486                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2487                    }
2488
2489                    @Override
2490                    public void onPushFailed() {
2491                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2492                    }
2493                });
2494            } else {
2495                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing "+node+" (retry=" + retry + ") " + response);
2496            }
2497        });
2498    }
2499
2500    private void restoreFromDatabase() {
2501        synchronized (this.conversations) {
2502            final Map<String, Account> accountLookupTable = new Hashtable<>();
2503            for (Account account : this.accounts) {
2504                accountLookupTable.put(account.getUuid(), account);
2505            }
2506            Log.d(Config.LOGTAG, "restoring conversations...");
2507            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2508            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2509            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2510                Conversation conversation = iterator.next();
2511                Account account = accountLookupTable.get(conversation.getAccountUuid());
2512                if (account != null) {
2513                    conversation.setAccount(account);
2514                } else {
2515                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2516                    conversations.remove(conversation);
2517                }
2518            }
2519            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2520            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2521            Runnable runnable = () -> {
2522                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2523                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2524                }
2525                mutedMucUsers = databaseBackend.loadMutedMucUsers();
2526                final long deletionDate = getAutomaticMessageDeletionDate();
2527                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2528                if (deletionDate > 0) {
2529                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2530                    databaseBackend.expireOldMessages(deletionDate);
2531                }
2532                Log.d(Config.LOGTAG, "restoring roster...");
2533                for (final Account account : accounts) {
2534                    databaseBackend.readRoster(account.getRoster());
2535                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2536                }
2537                getDrawableCache().evictAll();
2538                loadPhoneContacts();
2539                Log.d(Config.LOGTAG, "restoring messages...");
2540                final long startMessageRestore = SystemClock.elapsedRealtime();
2541                final Conversation quickLoad = QuickLoader.get(this.conversations);
2542                if (quickLoad != null) {
2543                    restoreMessages(quickLoad);
2544                    updateConversationUi();
2545                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2546                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2547                }
2548                for (Conversation conversation : this.conversations) {
2549                    if (quickLoad != conversation) {
2550                        restoreMessages(conversation);
2551                    }
2552                }
2553                mNotificationService.finishBacklog();
2554                restoredFromDatabaseLatch.countDown();
2555                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2556                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2557                updateConversationUi();
2558            };
2559            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2560        }
2561    }
2562
2563    private void restoreMessages(Conversation conversation) {
2564        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2565        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2566        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2567    }
2568
2569    public void loadPhoneContacts() {
2570        mContactMergerExecutor.execute(() -> {
2571            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2572            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2573            for (final Account account : accounts) {
2574                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2575                for (final JabberIdContact jidContact : contacts.values()) {
2576                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2577                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2578                    if (needsCacheClean) {
2579                        getAvatarService().clear(contact);
2580                    }
2581                    withSystemAccounts.remove(contact);
2582                }
2583                for (final Contact contact : withSystemAccounts) {
2584                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2585                    if (needsCacheClean) {
2586                        getAvatarService().clear(contact);
2587                    }
2588                }
2589            }
2590            Log.d(Config.LOGTAG, "finished merging phone contacts");
2591            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2592            updateRosterUi(UpdateRosterReason.INIT);
2593            mQuickConversationsService.considerSync();
2594        });
2595    }
2596
2597
2598    public void syncRoster(final Account account) {
2599        mRosterSyncTaskManager.execute(account, () -> {
2600            unregisterPhoneAccounts(account);
2601            databaseBackend.writeRoster(account.getRoster());
2602            try { Thread.sleep(500); } catch (InterruptedException e) { }
2603        });
2604    }
2605
2606    public List<Conversation> getConversations() {
2607        return this.conversations;
2608    }
2609
2610    private void markFileDeleted(final File file) {
2611        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2612            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2613                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2614                return;
2615            }
2616        }
2617        final boolean isInternalFile = fileBackend.isInternalFile(file);
2618        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2619        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2620        markUuidsAsDeletedFiles(uuids);
2621    }
2622
2623    private void markUuidsAsDeletedFiles(List<String> uuids) {
2624        boolean deleted = false;
2625        for (Conversation conversation : getConversations()) {
2626            deleted |= conversation.markAsDeleted(uuids);
2627        }
2628        for (final String uuid : uuids) {
2629            evictPreview(uuid);
2630        }
2631        if (deleted) {
2632            updateConversationUi();
2633        }
2634    }
2635
2636    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2637        boolean changed = false;
2638        for (Conversation conversation : getConversations()) {
2639            changed |= conversation.markAsChanged(infos);
2640        }
2641        if (changed) {
2642            updateConversationUi();
2643        }
2644    }
2645
2646    public void populateWithOrderedConversations(final List<Conversation> list) {
2647        populateWithOrderedConversations(list, true, true);
2648    }
2649
2650    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2651        populateWithOrderedConversations(list, includeNoFileUpload, true);
2652    }
2653
2654    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2655        final List<String> orderedUuids;
2656        if (sort) {
2657            orderedUuids = null;
2658        } else {
2659            orderedUuids = new ArrayList<>();
2660            for (Conversation conversation : list) {
2661                orderedUuids.add(conversation.getUuid());
2662            }
2663        }
2664        list.clear();
2665        if (includeNoFileUpload) {
2666            list.addAll(getConversations());
2667        } else {
2668            for (Conversation conversation : getConversations()) {
2669                if (conversation.getMode() == Conversation.MODE_SINGLE
2670                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2671                    list.add(conversation);
2672                }
2673            }
2674        }
2675        try {
2676            if (orderedUuids != null) {
2677                Collections.sort(list, (a, b) -> {
2678                    final int indexA = orderedUuids.indexOf(a.getUuid());
2679                    final int indexB = orderedUuids.indexOf(b.getUuid());
2680                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2681                        return a.compareTo(b);
2682                    }
2683                    return indexA - indexB;
2684                });
2685            } else {
2686                Collections.sort(list);
2687            }
2688        } catch (IllegalArgumentException e) {
2689            //ignore
2690        }
2691    }
2692
2693    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2694        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback) || conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2695            return;
2696        } else if (timestamp == 0) {
2697            return;
2698        }
2699        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2700        final Runnable runnable = () -> {
2701            final Account account = conversation.getAccount();
2702            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2703            if (messages.size() > 0) {
2704                conversation.addAll(0, messages);
2705                callback.onMoreMessagesLoaded(messages.size(), conversation);
2706            } else if (conversation.hasMessagesLeftOnServer()
2707                    && account.isOnlineAndConnected()
2708                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2709                final boolean mamAvailable;
2710                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2711                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2712                } else {
2713                    mamAvailable = conversation.getMucOptions().mamSupport();
2714                }
2715                if (mamAvailable) {
2716                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2717                    if (query != null) {
2718                        query.setCallback(callback);
2719                        callback.informUser(R.string.fetching_history_from_server);
2720                    } else {
2721                        callback.informUser(R.string.not_fetching_history_retention_period);
2722                    }
2723
2724                }
2725            }
2726        };
2727        mDatabaseReaderExecutor.execute(runnable);
2728    }
2729
2730    public List<Account> getAccounts() {
2731        return this.accounts;
2732    }
2733
2734
2735    /**
2736     * 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)
2737     */
2738    public List<Conversation> findAllConferencesWith(Contact contact) {
2739        final ArrayList<Conversation> results = new ArrayList<>();
2740        for (final Conversation c : conversations) {
2741            if (c.getMode() != Conversation.MODE_MULTI) {
2742                continue;
2743            }
2744            final MucOptions mucOptions = c.getMucOptions();
2745            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2746                results.add(c);
2747            }
2748        }
2749        return results;
2750    }
2751
2752    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2753        for (final Conversation conversation : haystack) {
2754            if (conversation.getContact() == contact) {
2755                return conversation;
2756            }
2757        }
2758        return null;
2759    }
2760
2761    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2762        if (jid == null) {
2763            return null;
2764        }
2765        for (final Conversation conversation : haystack) {
2766            if ((account == null || conversation.getAccount() == account)
2767                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2768                return conversation;
2769            }
2770        }
2771        return null;
2772    }
2773
2774    public boolean isConversationsListEmpty(final Conversation ignore) {
2775        synchronized (this.conversations) {
2776            final int size = this.conversations.size();
2777            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2778        }
2779    }
2780
2781    public boolean isConversationStillOpen(final Conversation conversation) {
2782        synchronized (this.conversations) {
2783            for (Conversation current : this.conversations) {
2784                if (current == conversation) {
2785                    return true;
2786                }
2787            }
2788        }
2789        return false;
2790    }
2791
2792    public void maybeRegisterWithMuc(Conversation c, String nickArg) {
2793        final var nick = nickArg == null ? c.getMucOptions().getSelf().getFullJid().getResource() : nickArg;
2794        final var register = new Iq(Iq.Type.GET);
2795        register.query(Namespace.REGISTER);
2796        register.setTo(c.getJid().asBareJid());
2797        sendIqPacket(c.getAccount(), register, (response) -> {
2798            if (response.getType() == Iq.Type.RESULT) {
2799                final Element query = response.query(Namespace.REGISTER);
2800                String username = query.findChildContent("username", Namespace.REGISTER);
2801                if (username == null) username = query.findChildContent("nick", Namespace.REGISTER);
2802                if (username != null && username.equals(nick)) {
2803                    // Already registered with this nick, done
2804                    Log.d(Config.LOGTAG, "Already registered with " + c.getJid().asBareJid() + " as " + username);
2805                    return;
2806                }
2807                Data form = Data.parse(query.findChild("x", Namespace.DATA));
2808                if (form != null) {
2809                    final var field = form.getFieldByName("muc#register_roomnick");
2810                    if (field != null && nick.equals(field.getValue())) {
2811                        Log.d(Config.LOGTAG, "Already registered with " + c.getJid().asBareJid() + " as " + field.getValue());
2812                        return;
2813                    }
2814                }
2815                if (form == null || !"form".equals(form.getFormType()) || !form.getFields().stream().anyMatch(f -> f.isRequired() && !"muc#register_roomnick".equals(f.getFieldName()))) {
2816                    // No form, result form, or no required fields other than nickname, let's just send nickname
2817                    if (form == null || !"form".equals(form.getFormType())) {
2818                        form = new Data();
2819                        form.put("FORM_TYPE", "http://jabber.org/protocol/muc#register");
2820                    }
2821                    form.put("muc#register_roomnick", nick);
2822                    form.submit();
2823                    final var finish = new Iq(Iq.Type.SET);
2824                    finish.query(Namespace.REGISTER).addChild(form);
2825                    finish.setTo(c.getJid().asBareJid());
2826                    sendIqPacket(c.getAccount(), finish, (response2) -> {
2827                        if (response.getType() == Iq.Type.RESULT) {
2828                            Log.w(Config.LOGTAG, "Success registering with channel " + c.getJid().asBareJid() + "/" + nick);
2829                        } else {
2830                            Log.w(Config.LOGTAG, "Error registering with channel: " + response2);
2831                        }
2832                    });
2833                } else {
2834                    // TODO: offer registration form to user
2835                    Log.d(Config.LOGTAG, "Complex registration form for " + c.getJid().asBareJid() + ": " + response);
2836                }
2837            } else {
2838                // We said maybe. Guess not
2839                Log.d(Config.LOGTAG, "Could not register with " + c.getJid().asBareJid() + ": " + response);
2840            }
2841        });
2842    }
2843
2844    public void deregisterWithMuc(Conversation c) {
2845        final Iq register = new Iq(Iq.Type.GET);
2846        register.query(Namespace.REGISTER).addChild("remove");
2847        register.setTo(c.getJid().asBareJid());
2848        sendIqPacket(c.getAccount(), register, (response) -> {
2849            if (response.getType() == Iq.Type.RESULT) {
2850                Log.d(Config.LOGTAG, "deregistered with " + c.getJid().asBareJid());
2851            } else {
2852                Log.w(Config.LOGTAG, "Could not deregister with " + c.getJid().asBareJid() + ": " + response);
2853            }
2854        });
2855    }
2856
2857    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2858        return this.findOrCreateConversation(account, jid, muc, false, async);
2859    }
2860
2861    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2862        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async, null);
2863    }
2864
2865    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2866        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, query, async, null);
2867    }
2868
2869    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async, final String password) {
2870        synchronized (this.conversations) {
2871            Conversation conversation = find(account, jid);
2872            if (conversation != null) {
2873                return conversation;
2874            }
2875            conversation = databaseBackend.findConversation(account, jid);
2876            final boolean loadMessagesFromDb;
2877            if (conversation != null) {
2878                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2879                conversation.setAccount(account);
2880                if (muc) {
2881                    conversation.setMode(Conversation.MODE_MULTI);
2882                    conversation.setContactJid(jid);
2883                    if (password != null) conversation.getMucOptions().setPassword(password);
2884                } else {
2885                    conversation.setMode(Conversation.MODE_SINGLE);
2886                    conversation.setContactJid(jid.asBareJid());
2887                }
2888                databaseBackend.updateConversation(conversation);
2889                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2890            } else {
2891                String conversationName;
2892                Contact contact = account.getRoster().getContact(jid);
2893                if (contact != null) {
2894                    conversationName = contact.getDisplayName();
2895                } else {
2896                    conversationName = jid.getLocal();
2897                }
2898                if (muc) {
2899                    conversation = new Conversation(conversationName, account, jid,
2900                            Conversation.MODE_MULTI);
2901                    if (password != null) conversation.getMucOptions().setPassword(password);
2902                } else {
2903                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2904                            Conversation.MODE_SINGLE);
2905                }
2906                this.databaseBackend.createConversation(conversation);
2907                loadMessagesFromDb = false;
2908            }
2909            final Conversation c = conversation;
2910            final Runnable runnable = () -> {
2911                if (loadMessagesFromDb) {
2912                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2913                    updateConversationUi();
2914                    c.messagesLoaded.set(true);
2915                }
2916                if (account.getXmppConnection() != null
2917                        && !c.getContact().isBlocked()
2918                        && account.getXmppConnection().getFeatures().mam()
2919                        && !muc) {
2920                    if (query == null) {
2921                        mMessageArchiveService.query(c);
2922                    } else {
2923                        if (query.getConversation() == null) {
2924                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2925                        }
2926                    }
2927                }
2928                if (joinAfterCreate) {
2929                    joinMuc(c);
2930                }
2931            };
2932            if (async) {
2933                mDatabaseReaderExecutor.execute(runnable);
2934            } else {
2935                runnable.run();
2936            }
2937            this.conversations.add(conversation);
2938            updateConversationUi();
2939            return conversation;
2940        }
2941    }
2942
2943    public void archiveConversation(Conversation conversation) {
2944        archiveConversation(conversation, true);
2945    }
2946
2947    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2948        if (isOnboarding()) return;
2949
2950        getNotificationService().clear(conversation);
2951        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2952        conversation.setNextMessage(null);
2953        synchronized (this.conversations) {
2954            getMessageArchiveService().kill(conversation);
2955            if (conversation.getMode() == Conversation.MODE_MULTI) {
2956                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2957                    final Bookmark bookmark = conversation.getBookmark();
2958                    if (maySynchronizeWithBookmarks && bookmark != null) {
2959                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2960                            Account account = bookmark.getAccount();
2961                            bookmark.setConversation(null);
2962                            deleteBookmark(account, bookmark);
2963                        } else if (bookmark.autojoin()) {
2964                            bookmark.setAutojoin(false);
2965                            createBookmark(bookmark.getAccount(), bookmark);
2966                        }
2967                    }
2968                }
2969                deregisterWithMuc(conversation);
2970                leaveMuc(conversation);
2971            } else {
2972                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2973                    stopPresenceUpdatesTo(conversation.getContact());
2974                }
2975            }
2976            updateConversation(conversation);
2977            this.conversations.remove(conversation);
2978            updateConversationUi();
2979        }
2980    }
2981
2982    public void stopPresenceUpdatesTo(Contact contact) {
2983        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2984        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2985        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2986    }
2987
2988    public void createAccount(final Account account) {
2989        account.initAccountServices(this);
2990        databaseBackend.createAccount(account);
2991        if (CallIntegration.hasSystemFeature(this)) {
2992            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2993        }
2994        this.accounts.add(account);
2995        this.reconnectAccountInBackground(account);
2996        updateAccountUi();
2997        syncEnabledAccountSetting();
2998        toggleForegroundService();
2999    }
3000
3001    private void syncEnabledAccountSetting() {
3002        final boolean hasEnabledAccounts = hasEnabledAccounts();
3003        getPreferences().edit().putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
3004        toggleSetProfilePictureActivity(hasEnabledAccounts);
3005    }
3006
3007    private void toggleSetProfilePictureActivity(final boolean enabled) {
3008        try {
3009            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
3010            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
3011            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
3012        } catch (IllegalStateException e) {
3013            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
3014        }
3015    }
3016
3017    public boolean reconfigurePushDistributor() {
3018        return this.unifiedPushBroker.reconfigurePushDistributor();
3019    }
3020
3021    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
3022        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
3023    }
3024
3025    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
3026        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
3027    }
3028
3029    public UnifiedPushBroker getUnifiedPushBroker() {
3030        return this.unifiedPushBroker;
3031    }
3032
3033    private void provisionAccount(final String address, final String password) {
3034        final Jid jid = Jid.ofEscaped(address);
3035        final Account account = new Account(jid, password);
3036        account.setOption(Account.OPTION_DISABLED, true);
3037        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
3038        createAccount(account);
3039    }
3040
3041    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
3042        new Thread(() -> {
3043            try {
3044                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
3045                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
3046                if (cert == null) {
3047                    callback.informUser(R.string.unable_to_parse_certificate);
3048                    return;
3049                }
3050                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
3051                if (info == null) {
3052                    callback.informUser(R.string.certificate_does_not_contain_jid);
3053                    return;
3054                }
3055                if (findAccountByJid(info.first) == null) {
3056                    final Account account = new Account(info.first, "");
3057                    account.setPrivateKeyAlias(alias);
3058                    account.setOption(Account.OPTION_DISABLED, true);
3059                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
3060                    account.setDisplayName(info.second);
3061                    createAccount(account);
3062                    callback.onAccountCreated(account);
3063                    if (Config.X509_VERIFICATION) {
3064                        try {
3065                            getMemorizingTrustManager().getNonInteractive(account.getServer(), null, 0, null).checkClientTrusted(chain, "RSA");
3066                        } catch (CertificateException e) {
3067                            callback.informUser(R.string.certificate_chain_is_not_trusted);
3068                        }
3069                    }
3070                } else {
3071                    callback.informUser(R.string.account_already_exists);
3072                }
3073            } catch (Exception e) {
3074                callback.informUser(R.string.unable_to_parse_certificate);
3075            }
3076        }).start();
3077
3078    }
3079
3080    public void updateKeyInAccount(final Account account, final String alias) {
3081        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
3082        try {
3083            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
3084            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
3085            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
3086            if (info == null) {
3087                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
3088                return;
3089            }
3090            if (account.getJid().asBareJid().equals(info.first)) {
3091                account.setPrivateKeyAlias(alias);
3092                account.setDisplayName(info.second);
3093                databaseBackend.updateAccount(account);
3094                if (Config.X509_VERIFICATION) {
3095                    try {
3096                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
3097                    } catch (CertificateException e) {
3098                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
3099                    }
3100                    account.getAxolotlService().regenerateKeys(true);
3101                }
3102            } else {
3103                showErrorToastInUi(R.string.jid_does_not_match_certificate);
3104            }
3105        } catch (Exception e) {
3106            e.printStackTrace();
3107        }
3108    }
3109
3110    public boolean updateAccount(final Account account) {
3111        if (databaseBackend.updateAccount(account)) {
3112            Integer color = account.getColorToSave();
3113            if (color == null) {
3114                getPreferences().edit().remove("account_color:" + account.getUuid()).commit();
3115            } else {
3116                getPreferences().edit().putInt("account_color:" + account.getUuid(), color.intValue()).commit();
3117            }
3118            account.setShowErrorNotification(true);
3119            this.statusListener.onStatusChanged(account);
3120            databaseBackend.updateAccount(account);
3121            reconnectAccountInBackground(account);
3122            updateAccountUi();
3123            getNotificationService().updateErrorNotification();
3124            toggleForegroundService();
3125            syncEnabledAccountSetting();
3126            mChannelDiscoveryService.cleanCache();
3127            if (CallIntegration.hasSystemFeature(this)) {
3128                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3129            }
3130            return true;
3131        } else {
3132            return false;
3133        }
3134    }
3135
3136    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
3137        final Iq iq = getIqGenerator().generateSetPassword(account, newPassword);
3138        sendIqPacket(account, iq, (packet) -> {
3139            if (packet.getType() == Iq.Type.RESULT) {
3140                account.setPassword(newPassword);
3141                account.setOption(Account.OPTION_MAGIC_CREATE, false);
3142                databaseBackend.updateAccount(account);
3143                callback.onPasswordChangeSucceeded();
3144            } else {
3145                callback.onPasswordChangeFailed();
3146            }
3147        });
3148    }
3149
3150    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
3151        final Iq iqPacket = new Iq(Iq.Type.SET);
3152        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
3153        query.addChild("remove");
3154        sendIqPacket(account, iqPacket, (response) -> {
3155            if (response.getType() == Iq.Type.RESULT) {
3156                deleteAccount(account);
3157                callback.accept(true);
3158            } else {
3159                callback.accept(false);
3160            }
3161        });
3162    }
3163
3164    public void deleteAccount(final Account account) {
3165        getPreferences().edit().remove("onboarding_continued").commit();
3166        final boolean connected = account.getStatus() == Account.State.ONLINE;
3167        synchronized (this.conversations) {
3168            if (connected) {
3169                account.getAxolotlService().deleteOmemoIdentity();
3170            }
3171            for (final Conversation conversation : conversations) {
3172                if (conversation.getAccount() == account) {
3173                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3174                        if (connected) {
3175                            leaveMuc(conversation);
3176                        }
3177                    }
3178                    conversations.remove(conversation);
3179                    mNotificationService.clear(conversation);
3180                }
3181            }
3182            new Thread(() -> {
3183                for (final Contact contact : account.getRoster().getContacts()) {
3184                    contact.unregisterAsPhoneAccount(this);
3185                }
3186            }).start();
3187            if (account.getXmppConnection() != null) {
3188                new Thread(() -> disconnect(account, !connected)).start();
3189            }
3190            final Runnable runnable = () -> {
3191                if (!databaseBackend.deleteAccount(account)) {
3192                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
3193                }
3194            };
3195            mDatabaseWriterExecutor.execute(runnable);
3196            this.accounts.remove(account);
3197            if (CallIntegration.hasSystemFeature(this)) {
3198                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
3199            }
3200            this.mRosterSyncTaskManager.clear(account);
3201            updateAccountUi();
3202            mNotificationService.updateErrorNotification();
3203            syncEnabledAccountSetting();
3204            toggleForegroundService();
3205        }
3206    }
3207
3208    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
3209        final boolean remainingListeners;
3210        synchronized (LISTENER_LOCK) {
3211            remainingListeners = checkListeners();
3212            if (!this.mOnConversationUpdates.add(listener)) {
3213                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
3214            }
3215            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3216        }
3217        if (remainingListeners) {
3218            switchToForeground();
3219        }
3220    }
3221
3222    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
3223        final boolean remainingListeners;
3224        synchronized (LISTENER_LOCK) {
3225            this.mOnConversationUpdates.remove(listener);
3226            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3227            remainingListeners = checkListeners();
3228        }
3229        if (remainingListeners) {
3230            switchToBackground();
3231        }
3232    }
3233
3234    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
3235        final boolean remainingListeners;
3236        synchronized (LISTENER_LOCK) {
3237            remainingListeners = checkListeners();
3238            if (!this.mOnShowErrorToasts.add(listener)) {
3239                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
3240            }
3241        }
3242        if (remainingListeners) {
3243            switchToForeground();
3244        }
3245    }
3246
3247    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
3248        final boolean remainingListeners;
3249        synchronized (LISTENER_LOCK) {
3250            this.mOnShowErrorToasts.remove(onShowErrorToast);
3251            remainingListeners = checkListeners();
3252        }
3253        if (remainingListeners) {
3254            switchToBackground();
3255        }
3256    }
3257
3258    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3259        final boolean remainingListeners;
3260        synchronized (LISTENER_LOCK) {
3261            remainingListeners = checkListeners();
3262            if (!this.mOnAccountUpdates.add(listener)) {
3263                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
3264            }
3265        }
3266        if (remainingListeners) {
3267            switchToForeground();
3268        }
3269    }
3270
3271    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3272        final boolean remainingListeners;
3273        synchronized (LISTENER_LOCK) {
3274            this.mOnAccountUpdates.remove(listener);
3275            remainingListeners = checkListeners();
3276        }
3277        if (remainingListeners) {
3278            switchToBackground();
3279        }
3280    }
3281
3282    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3283        final boolean remainingListeners;
3284        synchronized (LISTENER_LOCK) {
3285            remainingListeners = checkListeners();
3286            if (!this.mOnCaptchaRequested.add(listener)) {
3287                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
3288            }
3289        }
3290        if (remainingListeners) {
3291            switchToForeground();
3292        }
3293    }
3294
3295    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3296        final boolean remainingListeners;
3297        synchronized (LISTENER_LOCK) {
3298            this.mOnCaptchaRequested.remove(listener);
3299            remainingListeners = checkListeners();
3300        }
3301        if (remainingListeners) {
3302            switchToBackground();
3303        }
3304    }
3305
3306    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3307        final boolean remainingListeners;
3308        synchronized (LISTENER_LOCK) {
3309            remainingListeners = checkListeners();
3310            if (!this.mOnRosterUpdates.add(listener)) {
3311                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
3312            }
3313        }
3314        if (remainingListeners) {
3315            switchToForeground();
3316        }
3317    }
3318
3319    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3320        final boolean remainingListeners;
3321        synchronized (LISTENER_LOCK) {
3322            this.mOnRosterUpdates.remove(listener);
3323            remainingListeners = checkListeners();
3324        }
3325        if (remainingListeners) {
3326            switchToBackground();
3327        }
3328    }
3329
3330    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3331        final boolean remainingListeners;
3332        synchronized (LISTENER_LOCK) {
3333            remainingListeners = checkListeners();
3334            if (!this.mOnUpdateBlocklist.add(listener)) {
3335                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
3336            }
3337        }
3338        if (remainingListeners) {
3339            switchToForeground();
3340        }
3341    }
3342
3343    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3344        final boolean remainingListeners;
3345        synchronized (LISTENER_LOCK) {
3346            this.mOnUpdateBlocklist.remove(listener);
3347            remainingListeners = checkListeners();
3348        }
3349        if (remainingListeners) {
3350            switchToBackground();
3351        }
3352    }
3353
3354    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3355        final boolean remainingListeners;
3356        synchronized (LISTENER_LOCK) {
3357            remainingListeners = checkListeners();
3358            if (!this.mOnKeyStatusUpdated.add(listener)) {
3359                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
3360            }
3361        }
3362        if (remainingListeners) {
3363            switchToForeground();
3364        }
3365    }
3366
3367    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3368        final boolean remainingListeners;
3369        synchronized (LISTENER_LOCK) {
3370            this.mOnKeyStatusUpdated.remove(listener);
3371            remainingListeners = checkListeners();
3372        }
3373        if (remainingListeners) {
3374            switchToBackground();
3375        }
3376    }
3377
3378    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3379        final boolean remainingListeners;
3380        synchronized (LISTENER_LOCK) {
3381            remainingListeners = checkListeners();
3382            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3383                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
3384            }
3385        }
3386        if (remainingListeners) {
3387            switchToForeground();
3388        }
3389    }
3390
3391    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3392        final boolean remainingListeners;
3393        synchronized (LISTENER_LOCK) {
3394            this.onJingleRtpConnectionUpdate.remove(listener);
3395            remainingListeners = checkListeners();
3396        }
3397        if (remainingListeners) {
3398            switchToBackground();
3399        }
3400    }
3401
3402    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3403        final boolean remainingListeners;
3404        synchronized (LISTENER_LOCK) {
3405            remainingListeners = checkListeners();
3406            if (!this.mOnMucRosterUpdate.add(listener)) {
3407                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
3408            }
3409        }
3410        if (remainingListeners) {
3411            switchToForeground();
3412        }
3413    }
3414
3415    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3416        final boolean remainingListeners;
3417        synchronized (LISTENER_LOCK) {
3418            this.mOnMucRosterUpdate.remove(listener);
3419            remainingListeners = checkListeners();
3420        }
3421        if (remainingListeners) {
3422            switchToBackground();
3423        }
3424    }
3425
3426    public boolean checkListeners() {
3427        return (this.mOnAccountUpdates.size() == 0
3428                && this.mOnConversationUpdates.size() == 0
3429                && this.mOnRosterUpdates.size() == 0
3430                && this.mOnCaptchaRequested.size() == 0
3431                && this.mOnMucRosterUpdate.size() == 0
3432                && this.mOnUpdateBlocklist.size() == 0
3433                && this.mOnShowErrorToasts.size() == 0
3434                && this.onJingleRtpConnectionUpdate.size() == 0
3435                && this.mOnKeyStatusUpdated.size() == 0);
3436    }
3437
3438    private void switchToForeground() {
3439        toggleSoftDisabled(false);
3440        final boolean broadcastLastActivity = broadcastLastActivity();
3441        for (Conversation conversation : getConversations()) {
3442            if (conversation.getMode() == Conversation.MODE_MULTI) {
3443                conversation.getMucOptions().resetChatState();
3444            } else {
3445                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3446            }
3447        }
3448        for (Account account : getAccounts()) {
3449            if (account.getStatus() == Account.State.ONLINE) {
3450                account.deactivateGracePeriod();
3451                final XmppConnection connection = account.getXmppConnection();
3452                if (connection != null) {
3453                    if (connection.getFeatures().csi()) {
3454                        connection.sendActive();
3455                    }
3456                    if (broadcastLastActivity) {
3457                        sendPresence(account, false); //send new presence but don't include idle because we are not
3458                    }
3459                }
3460            }
3461        }
3462        Log.d(Config.LOGTAG, "app switched into foreground");
3463    }
3464
3465    private void switchToBackground() {
3466        final boolean broadcastLastActivity = broadcastLastActivity();
3467        if (broadcastLastActivity) {
3468            mLastActivity = System.currentTimeMillis();
3469            final SharedPreferences.Editor editor = getPreferences().edit();
3470            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3471            editor.apply();
3472        }
3473        for (Account account : getAccounts()) {
3474            if (account.getStatus() == Account.State.ONLINE) {
3475                XmppConnection connection = account.getXmppConnection();
3476                if (connection != null) {
3477                    if (broadcastLastActivity) {
3478                        sendPresence(account, true);
3479                    }
3480                    if (connection.getFeatures().csi()) {
3481                        connection.sendInactive();
3482                    }
3483                }
3484            }
3485        }
3486        this.mNotificationService.setIsInForeground(false);
3487        Log.d(Config.LOGTAG, "app switched into background");
3488    }
3489
3490    public void connectMultiModeConversations(Account account) {
3491        List<Conversation> conversations = getConversations();
3492        for (Conversation conversation : conversations) {
3493            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
3494                joinMuc(conversation);
3495            }
3496        }
3497    }
3498
3499    public void mucSelfPingAndRejoin(final Conversation conversation) {
3500        final Account account = conversation.getAccount();
3501        synchronized (account.inProgressConferenceJoins) {
3502            if (account.inProgressConferenceJoins.contains(conversation)) {
3503                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
3504                return;
3505            }
3506        }
3507        synchronized (account.inProgressConferencePings) {
3508            if (!account.inProgressConferencePings.add(conversation)) {
3509                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
3510                return;
3511            }
3512        }
3513        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3514        final Iq ping = new Iq(Iq.Type.GET);
3515        ping.setTo(self);
3516        ping.addChild("ping", Namespace.PING);
3517        sendIqPacket(conversation.getAccount(), ping, (response) -> {
3518            if (response.getType() == Iq.Type.ERROR) {
3519                final var error = response.getError();
3520                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
3521                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
3522                } else {
3523                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3524                    joinMuc(conversation);
3525                }
3526            } else if (response.getType() == Iq.Type.RESULT) {
3527                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " came back fine");
3528            }
3529            synchronized (account.inProgressConferencePings) {
3530                account.inProgressConferencePings.remove(conversation);
3531            }
3532        });
3533    }
3534    public void joinMuc(Conversation conversation) {
3535        joinMuc(conversation, null, false);
3536    }
3537
3538    public void joinMuc(Conversation conversation, boolean followedInvite) {
3539        joinMuc(conversation, null, followedInvite);
3540    }
3541
3542    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3543        joinMuc(conversation, onConferenceJoined, false);
3544    }
3545
3546    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3547        final Account account = conversation.getAccount();
3548        synchronized (account.pendingConferenceJoins) {
3549            account.pendingConferenceJoins.remove(conversation);
3550        }
3551        synchronized (account.pendingConferenceLeaves) {
3552            account.pendingConferenceLeaves.remove(conversation);
3553        }
3554        if (account.getStatus() == Account.State.ONLINE) {
3555            synchronized (account.inProgressConferenceJoins) {
3556                account.inProgressConferenceJoins.add(conversation);
3557            }
3558            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3559                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3560            }
3561            conversation.resetMucOptions();
3562            if (onConferenceJoined != null) {
3563                conversation.getMucOptions().flagNoAutoPushConfiguration();
3564            }
3565            conversation.setHasMessagesLeftOnServer(false);
3566            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3567
3568                private void join(Conversation conversation) {
3569                    Account account = conversation.getAccount();
3570                    final MucOptions mucOptions = conversation.getMucOptions();
3571
3572                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3573                        synchronized (account.inProgressConferenceJoins) {
3574                            account.inProgressConferenceJoins.remove(conversation);
3575                        }
3576                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3577                        updateConversationUi();
3578                        if (onConferenceJoined != null) {
3579                            onConferenceJoined.onConferenceJoined(conversation);
3580                        }
3581                        return;
3582                    }
3583
3584                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3585                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3586                    final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null, mucOptions.getSelf().getNick());
3587                    packet.setTo(joinJid);
3588                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3589                    if (conversation.getMucOptions().getPassword() != null) {
3590                        x.addChild("password").setContent(mucOptions.getPassword());
3591                    }
3592
3593                    if (mucOptions.mamSupport()) {
3594                        // Use MAM instead of the limited muc history to get history
3595                        x.addChild("history").setAttribute("maxchars", "0");
3596                    } else {
3597                        // Fallback to muc history
3598                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3599                    }
3600                    sendPresencePacket(account, packet);
3601                    if (onConferenceJoined != null) {
3602                        onConferenceJoined.onConferenceJoined(conversation);
3603                    }
3604                    if (!joinJid.equals(conversation.getJid())) {
3605                        conversation.setContactJid(joinJid);
3606                        databaseBackend.updateConversation(conversation);
3607                    }
3608
3609                    maybeRegisterWithMuc(conversation, null);
3610
3611                    if (mucOptions.mamSupport()) {
3612                        getMessageArchiveService().catchupMUC(conversation);
3613                    }
3614                    fetchConferenceMembers(conversation);
3615                    if (mucOptions.isPrivateAndNonAnonymous()) {
3616                        if (followedInvite) {
3617                            final Bookmark bookmark = conversation.getBookmark();
3618                            if (bookmark != null) {
3619                                if (!bookmark.autojoin()) {
3620                                    bookmark.setAutojoin(true);
3621                                    createBookmark(account, bookmark);
3622                                }
3623                            } else {
3624                                saveConversationAsBookmark(conversation, null);
3625                            }
3626                        }
3627                    }
3628                    synchronized (account.inProgressConferenceJoins) {
3629                        account.inProgressConferenceJoins.remove(conversation);
3630                        sendUnsentMessages(conversation);
3631                    }
3632                }
3633
3634                @Override
3635                public void onConferenceConfigurationFetched(Conversation conversation) {
3636                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3637                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3638                        return;
3639                    }
3640                    join(conversation);
3641                }
3642
3643                @Override
3644                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3645                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3646                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3647                        return;
3648                    }
3649                    if ("remote-server-not-found".equals(errorCondition)) {
3650                        synchronized (account.inProgressConferenceJoins) {
3651                            account.inProgressConferenceJoins.remove(conversation);
3652                        }
3653                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3654                        updateConversationUi();
3655                    } else {
3656                        join(conversation);
3657                        fetchConferenceConfiguration(conversation);
3658                    }
3659                }
3660            });
3661            updateConversationUi();
3662        } else {
3663            synchronized (account.pendingConferenceJoins) {
3664                account.pendingConferenceJoins.add(conversation);
3665            }
3666            conversation.resetMucOptions();
3667            conversation.setHasMessagesLeftOnServer(false);
3668            updateConversationUi();
3669        }
3670    }
3671
3672    private void fetchConferenceMembers(final Conversation conversation) {
3673        final Account account = conversation.getAccount();
3674        final AxolotlService axolotlService = account.getAxolotlService();
3675        final var affiliations = new ArrayList<String>();
3676        affiliations.add("outcast");
3677        if (conversation.getMucOptions().isPrivateAndNonAnonymous()) affiliations.addAll(List.of("member", "admin", "owner"));
3678        final Consumer<Iq> callback = new Consumer<Iq>() {
3679
3680            private int i = 0;
3681            private boolean success = true;
3682
3683            @Override
3684            public void accept(Iq response) {
3685                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3686                Element query = response.query("http://jabber.org/protocol/muc#admin");
3687                if (response.getType() == Iq.Type.RESULT && query != null) {
3688                    for (Element child : query.getChildren()) {
3689                        if ("item".equals(child.getName())) {
3690                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3691                            user.setOnline(false);
3692                            if (!user.realJidMatchesAccount()) {
3693                                boolean isNew = conversation.getMucOptions().updateUser(user);
3694                                Contact contact = user.getContact();
3695                                if (omemoEnabled
3696                                        && isNew
3697                                        && user.getRealJid() != null
3698                                        && (contact == null || !contact.mutualPresenceSubscription())
3699                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3700                                    axolotlService.fetchDeviceIds(user.getRealJid());
3701                                }
3702                            }
3703                        }
3704                    }
3705                } else {
3706                    success = false;
3707                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations.get(i) + " in " + conversation.getJid().asBareJid());
3708                }
3709                ++i;
3710                if (i >= affiliations.size()) {
3711                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3712                    if (success) {
3713                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3714                        boolean changed = false;
3715                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3716                            Jid jid = iterator.next();
3717                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3718                                iterator.remove();
3719                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3720                                changed = true;
3721                            }
3722                        }
3723                        if (changed) {
3724                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3725                            updateConversation(conversation);
3726                        }
3727                    }
3728                    getAvatarService().clear(conversation);
3729                    updateMucRosterUi();
3730                    updateConversationUi();
3731                }
3732            }
3733        };
3734        for (String affiliation : affiliations) {
3735            final var x = mIqGenerator.queryAffiliation(conversation, affiliation);
3736            sendIqPacket(account, x, callback);
3737        }
3738        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3739    }
3740
3741    public void providePasswordForMuc(final Conversation conversation, final String password) {
3742        if (conversation.getMode() == Conversation.MODE_MULTI) {
3743            conversation.getMucOptions().setPassword(password);
3744            if (conversation.getBookmark() != null) {
3745                final Bookmark bookmark = conversation.getBookmark();
3746                bookmark.setAutojoin(true);
3747                createBookmark(conversation.getAccount(), bookmark);
3748            }
3749            updateConversation(conversation);
3750            joinMuc(conversation);
3751        }
3752    }
3753
3754    public void deleteAvatar(final Account account) {
3755        final AtomicBoolean executed = new AtomicBoolean(false);
3756        final Runnable onDeleted =
3757                () -> {
3758                    if (executed.compareAndSet(false, true)) {
3759                        account.setAvatar(null);
3760                        databaseBackend.updateAccount(account);
3761                        getAvatarService().clear(account);
3762                        updateAccountUi();
3763                    }
3764                };
3765        deleteVcardAvatar(account, onDeleted);
3766        deletePepNode(account, Namespace.AVATAR_DATA);
3767        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3768    }
3769
3770    public void deletePepNode(final Account account, final String node) {
3771        deletePepNode(account, node, null);
3772    }
3773
3774    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3775        final Iq request = mIqGenerator.deleteNode(node);
3776        sendIqPacket(account, request, (packet) -> {
3777            if (packet.getType() == Iq.Type.RESULT) {
3778                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": successfully deleted pep node "+node);
3779                if (runnable != null) {
3780                    runnable.run();
3781                }
3782            } else {
3783                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": failed to delete "+ packet);
3784            }
3785        });
3786    }
3787
3788    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3789        final Iq retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3790        sendIqPacket(account, retrieveVcard, (response) -> {
3791            if (response.getType() != Iq.Type.RESULT) {
3792                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": no vCard set. nothing to do");
3793                return;
3794            }
3795            final Element vcard = response.findChild("vCard", "vcard-temp");
3796            if (vcard == null) {
3797                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": no vCard set. nothing to do");
3798                return;
3799            }
3800            Element photo = vcard.findChild("PHOTO");
3801            if (photo == null) {
3802                photo = vcard.addChild("PHOTO");
3803            }
3804            photo.clearChildren();
3805            final Iq publication = new Iq(Iq.Type.SET);
3806            publication.setTo(account.getJid().asBareJid());
3807            publication.addChild(vcard);
3808            sendIqPacket(account, publication, (publicationResponse) -> {
3809                if (publicationResponse.getType() == Iq.Type.RESULT) {
3810                    Log.d(Config.LOGTAG,account.getJid().asBareJid()+": successfully deleted vcard avatar");
3811                    runnable.run();
3812                } else {
3813                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3814                }
3815            });
3816        });
3817    }
3818
3819    private boolean hasEnabledAccounts() {
3820        if (this.accounts == null) {
3821            return false;
3822        }
3823        for (final Account account : this.accounts) {
3824            if (account.isConnectionEnabled()) {
3825                return true;
3826            }
3827        }
3828        return false;
3829    }
3830
3831
3832    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3833        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3834    }
3835
3836    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3837        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3838    }
3839
3840
3841    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3842        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3843    }
3844
3845    public void persistSelfNick(final MucOptions.User self) {
3846        final Conversation conversation = self.getConversation();
3847        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3848        Jid full = self.getFullJid();
3849        if (!full.equals(conversation.getJid())) {
3850            Log.d(Config.LOGTAG, "nick changed. updating");
3851            conversation.setContactJid(full);
3852            databaseBackend.updateConversation(conversation);
3853        }
3854
3855        final String nick = self.getNick();
3856        final Bookmark bookmark = conversation.getBookmark();
3857        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3858        if (bookmark != null && (tookProposedNickFromBookmark || Strings.isNullOrEmpty(bookmarkedNick)) && !nick.equals(bookmarkedNick)) {
3859            final Account account = conversation.getAccount();
3860            final String defaultNick = MucOptions.defaultNick(account);
3861            if (Strings.isNullOrEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3862                return;
3863            }
3864            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + nick + "' into bookmark for " + conversation.getJid().asBareJid());
3865            bookmark.setNick(nick);
3866            createBookmark(bookmark.getAccount(), bookmark);
3867        }
3868    }
3869
3870    public void presenceToMuc(final Conversation conversation) {
3871        final MucOptions options = conversation.getMucOptions();
3872        if (options.online()) {
3873            Account account = conversation.getAccount();
3874            final Jid joinJid = options.getSelf().getFullJid();
3875            final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), options.getSelf().getNick());
3876            packet.setTo(joinJid);
3877            sendPresencePacket(account, packet);
3878        }
3879    }
3880
3881    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3882        final MucOptions options = conversation.getMucOptions();
3883        final Jid joinJid = options.createJoinJid(nick);
3884        if (joinJid == null) {
3885            return false;
3886        }
3887        if (options.online()) {
3888            maybeRegisterWithMuc(conversation, nick);
3889
3890            Account account = conversation.getAccount();
3891            options.setOnRenameListener(new OnRenameListener() {
3892
3893                @Override
3894                public void onSuccess() {
3895                    final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3896                    packet.setTo(joinJid);
3897                    sendPresencePacket(account, packet);
3898                    callback.success(conversation);
3899                }
3900
3901                @Override
3902                public void onFailure() {
3903                    callback.error(R.string.nick_in_use, conversation);
3904                }
3905            });
3906
3907            final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3908            packet.setTo(joinJid);
3909            sendPresencePacket(account, packet);
3910        } else {
3911            conversation.setContactJid(joinJid);
3912            databaseBackend.updateConversation(conversation);
3913            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3914                Bookmark bookmark = conversation.getBookmark();
3915                if (bookmark != null) {
3916                    bookmark.setNick(nick);
3917                    createBookmark(bookmark.getAccount(), bookmark);
3918                }
3919                joinMuc(conversation);
3920            }
3921        }
3922        return true;
3923    }
3924
3925    public void leaveMuc(Conversation conversation) {
3926        leaveMuc(conversation, false);
3927    }
3928
3929    private void leaveMuc(Conversation conversation, boolean now) {
3930        final Account account = conversation.getAccount();
3931        synchronized (account.pendingConferenceJoins) {
3932            account.pendingConferenceJoins.remove(conversation);
3933        }
3934        synchronized (account.pendingConferenceLeaves) {
3935            account.pendingConferenceLeaves.remove(conversation);
3936        }
3937        if (account.getStatus() == Account.State.ONLINE || now) {
3938            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3939            conversation.getMucOptions().setOffline();
3940            Bookmark bookmark = conversation.getBookmark();
3941            if (bookmark != null) {
3942                bookmark.setConversation(null);
3943            }
3944            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3945        } else {
3946            synchronized (account.pendingConferenceLeaves) {
3947                account.pendingConferenceLeaves.add(conversation);
3948            }
3949        }
3950    }
3951
3952    public String findConferenceServer(final Account account) {
3953        String server;
3954        if (account.getXmppConnection() != null) {
3955            server = account.getXmppConnection().getMucServer();
3956            if (server != null) {
3957                return server;
3958            }
3959        }
3960        for (Account other : getAccounts()) {
3961            if (other != account && other.getXmppConnection() != null) {
3962                server = other.getXmppConnection().getMucServer();
3963                if (server != null) {
3964                    return server;
3965                }
3966            }
3967        }
3968        return null;
3969    }
3970
3971
3972    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3973        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3974            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3975            if (!TextUtils.isEmpty(name)) {
3976                configuration.putString("muc#roomconfig_roomname", name);
3977            }
3978            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3979                @Override
3980                public void onPushSucceeded() {
3981                    saveConversationAsBookmark(conversation, name);
3982                    callback.success(conversation);
3983                }
3984
3985                @Override
3986                public void onPushFailed() {
3987                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3988                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3989                    } else {
3990                        callback.error(R.string.joined_an_existing_channel, conversation);
3991                    }
3992                }
3993            });
3994        });
3995    }
3996
3997    public boolean createAdhocConference(final Account account,
3998                                         final String name,
3999                                         final Iterable<Jid> jids,
4000                                         final UiCallback<Conversation> callback) {
4001        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
4002        if (account.getStatus() == Account.State.ONLINE) {
4003            try {
4004                String server = findConferenceServer(account);
4005                if (server == null) {
4006                    if (callback != null) {
4007                        callback.error(R.string.no_conference_server_found, null);
4008                    }
4009                    return false;
4010                }
4011                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
4012                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
4013                joinMuc(conversation, new OnConferenceJoined() {
4014                    @Override
4015                    public void onConferenceJoined(final Conversation conversation) {
4016                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
4017                        if (!TextUtils.isEmpty(name)) {
4018                            configuration.putString("muc#roomconfig_roomname", name);
4019                        }
4020                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
4021                            @Override
4022                            public void onPushSucceeded() {
4023                                for (Jid invite : jids) {
4024                                    invite(conversation, invite);
4025                                }
4026                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
4027                                    if (resource == null || "".equals(resource)) continue;
4028                                    Jid other = account.getJid().withResource(resource);
4029                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
4030                                    directInvite(conversation, other);
4031                                }
4032                                saveConversationAsBookmark(conversation, name);
4033                                if (callback != null) {
4034                                    callback.success(conversation);
4035                                }
4036                            }
4037
4038                            @Override
4039                            public void onPushFailed() {
4040                                archiveConversation(conversation);
4041                                if (callback != null) {
4042                                    callback.error(R.string.conference_creation_failed, conversation);
4043                                }
4044                            }
4045                        });
4046                    }
4047                });
4048                return true;
4049            } catch (IllegalArgumentException e) {
4050                if (callback != null) {
4051                    callback.error(R.string.conference_creation_failed, null);
4052                }
4053                return false;
4054            }
4055        } else {
4056            if (callback != null) {
4057                callback.error(R.string.not_connected_try_again, null);
4058            }
4059            return false;
4060        }
4061    }
4062
4063    public void checkIfMuc(final Account account, final Jid jid, Consumer<Boolean> cb) {
4064        if (jid.isDomainJid()) {
4065            // Spec basically says MUC needs to have a node
4066            // And also specifies that MUC and MUC service should have the same identity...
4067            cb.accept(false);
4068            return;
4069        }
4070
4071        final var request = mIqGenerator.queryDiscoInfo(jid.asBareJid());
4072        sendIqPacket(account, request, (reply) -> {
4073            final var result = new ServiceDiscoveryResult(reply);
4074            cb.accept(
4075                result.getFeatures().contains("http://jabber.org/protocol/muc") &&
4076                result.hasIdentity("conference", null)
4077            );
4078        });
4079    }
4080
4081    public void fetchConferenceConfiguration(final Conversation conversation) {
4082        fetchConferenceConfiguration(conversation, null);
4083    }
4084
4085    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
4086        final Iq request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
4087        final var account = conversation.getAccount();
4088        sendIqPacket(account, request, response -> {
4089            if (response.getType() == Iq.Type.RESULT) {
4090                final MucOptions mucOptions = conversation.getMucOptions();
4091                final Bookmark bookmark = conversation.getBookmark();
4092                final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
4093
4094                if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(response))) {
4095                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
4096                    updateConversation(conversation);
4097                }
4098
4099                if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
4100                    if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
4101                        createBookmark(account, bookmark);
4102                    }
4103                }
4104
4105
4106                if (callback != null) {
4107                    callback.onConferenceConfigurationFetched(conversation);
4108                }
4109
4110
4111                updateConversationUi();
4112            } else if (response.getType() == Iq.Type.TIMEOUT) {
4113                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
4114            } else {
4115                if (callback != null) {
4116                    callback.onFetchFailed(conversation, response.getErrorCondition());
4117                }
4118            }
4119        });
4120    }
4121
4122    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
4123        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
4124    }
4125
4126    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
4127        Log.d(Config.LOGTAG, "pushing node configuration");
4128        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), responseToRequest -> {
4129            if (responseToRequest.getType() == Iq.Type.RESULT) {
4130                Element pubsub = responseToRequest.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
4131                Element configuration = pubsub == null ? null : pubsub.findChild("configure");
4132                Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
4133                if (x != null) {
4134                    final Data data = Data.parse(x);
4135                    data.submit(options);
4136                    sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), responseToPublish -> {
4137                        if (responseToPublish.getType() == Iq.Type.RESULT && callback != null) {
4138                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
4139                            callback.onPushSucceeded();
4140                        } else if (responseToPublish.getType() == Iq.Type.ERROR && callback != null) {
4141                            callback.onPushFailed();
4142                        }
4143                    });
4144                } else if (callback != null) {
4145                    callback.onPushFailed();
4146                }
4147            } else if (responseToRequest.getType() == Iq.Type.ERROR && callback != null) {
4148                callback.onPushFailed();
4149            }
4150        });
4151    }
4152
4153    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
4154        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
4155            conversation.setAttribute("accept_non_anonymous", true);
4156            updateConversation(conversation);
4157        }
4158        if (options.containsKey("muc#roomconfig_moderatedroom")) {
4159            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
4160            options.putString("members_by_default", moderated ? "0" : "1");
4161        }
4162        if (options.containsKey("muc#roomconfig_allowpm")) {
4163            // ejabberd :-/
4164            final boolean allow = "anyone".equals(options.getString("muc#roomconfig_allowpm"));
4165            options.putString("allow_private_messages", allow ? "1" : "0");
4166            options.putString("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
4167        }
4168        final var account = conversation.getAccount();
4169        final Iq request = new Iq(Iq.Type.GET);
4170        request.setTo(conversation.getJid().asBareJid());
4171        request.query("http://jabber.org/protocol/muc#owner");
4172        sendIqPacket(account, request, response -> {
4173            if (response.getType() == Iq.Type.RESULT) {
4174                final Data data = Data.parse(response.query().findChild("x", Namespace.DATA));
4175                data.submit(options);
4176                final Iq set = new Iq(Iq.Type.SET);
4177                set.setTo(conversation.getJid().asBareJid());
4178                set.query("http://jabber.org/protocol/muc#owner").addChild(data);
4179                sendIqPacket(account, set, packet -> {
4180                    if (callback != null) {
4181                        if (packet.getType() == Iq.Type.RESULT) {
4182                            callback.onPushSucceeded();
4183                        } else {
4184                            Log.d(Config.LOGTAG,"failed: "+packet.toString());
4185                            callback.onPushFailed();
4186                        }
4187                    }
4188                });
4189            } else {
4190                if (callback != null) {
4191                    callback.onPushFailed();
4192                }
4193            }
4194        });
4195    }
4196
4197    public void pushSubjectToConference(final Conversation conference, final String subject) {
4198        final var packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
4199        this.sendMessagePacket(conference.getAccount(), packet);
4200    }
4201
4202    public void requestVoice(final Account account, final Jid jid) {
4203        final var packet = this.getMessageGenerator().requestVoice(jid);
4204        this.sendMessagePacket(account, packet);
4205    }
4206
4207    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
4208        final Jid jid = user.asBareJid();
4209        final Iq request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
4210        sendIqPacket(conference.getAccount(), request, (response) -> {
4211            if (response.getType() == Iq.Type.RESULT) {
4212                conference.getMucOptions().changeAffiliation(jid, affiliation);
4213                getAvatarService().clear(conference);
4214                if (callback != null) {
4215                    callback.onAffiliationChangedSuccessful(jid);
4216                } else {
4217                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
4218                }
4219            } else if (callback != null) {
4220                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
4221            } else {
4222                Log.d(Config.LOGTAG, "unable to change affiliation");
4223            }
4224        });
4225    }
4226
4227    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
4228        final var account =conference.getAccount();
4229        final Iq request = this.mIqGenerator.changeRole(conference, nick, role.toString());
4230        sendIqPacket(account, request, (packet) -> {
4231            if (packet.getType() != Iq.Type.RESULT) {
4232                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
4233            }
4234        });
4235    }
4236
4237    public void moderateMessage(final Account account, final Message m, final String reason) {
4238        final var request = this.mIqGenerator.moderateMessage(account, m, reason);
4239        sendIqPacket(account, request, (packet) -> {
4240            if (packet.getType() != Iq.Type.RESULT) {
4241                showErrorToastInUi(R.string.unable_to_moderate);
4242                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to moderate: " + packet);
4243            }
4244        });
4245    }
4246
4247    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4248        final Iq request = new Iq(Iq.Type.SET);
4249        request.setTo(conversation.getJid().asBareJid());
4250        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4251        sendIqPacket(conversation.getAccount(), request, response -> {
4252            if (response.getType() == Iq.Type.RESULT) {
4253                if (callback != null) {
4254                    callback.onRoomDestroySucceeded();
4255                }
4256            } else if (response.getType() == Iq.Type.ERROR) {
4257                if (callback != null) {
4258                    callback.onRoomDestroyFailed();
4259                }
4260            }
4261        });
4262    }
4263
4264    private void disconnect(final Account account, boolean force) {
4265        final XmppConnection connection = account.getXmppConnection();
4266        if (connection == null) {
4267            return;
4268        }
4269        if (!force) {
4270            final List<Conversation> conversations = getConversations();
4271            for (Conversation conversation : conversations) {
4272                if (conversation.getAccount() == account) {
4273                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4274                        leaveMuc(conversation, true);
4275                    }
4276                }
4277            }
4278            sendOfflinePresence(account);
4279        }
4280        connection.disconnect(force);
4281    }
4282
4283    @Override
4284    public IBinder onBind(Intent intent) {
4285        return mBinder;
4286    }
4287
4288    public void deleteMessage(Message message) {
4289        mScheduledMessages.remove(message.getUuid());
4290        databaseBackend.deleteMessage(message.getUuid());
4291        ((Conversation) message.getConversation()).remove(message);
4292        updateConversationUi();
4293    }
4294
4295    public void updateMessage(Message message) {
4296        updateMessage(message, true);
4297    }
4298
4299    public void updateMessage(Message message, boolean includeBody) {
4300        databaseBackend.updateMessage(message, includeBody);
4301        updateConversationUi();
4302    }
4303
4304    public void createMessageAsync(final Message message) {
4305        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4306    }
4307
4308    public void updateMessage(Message message, String uuid) {
4309        if (!databaseBackend.updateMessage(message, uuid)) {
4310            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4311        }
4312        updateConversationUi();
4313    }
4314
4315    public void syncDirtyContacts(Account account) {
4316        for (Contact contact : account.getRoster().getContacts()) {
4317            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
4318                pushContactToServer(contact);
4319            }
4320            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
4321                deleteContactOnServer(contact);
4322            }
4323        }
4324    }
4325
4326    protected void unregisterPhoneAccounts(final Account account) {
4327        for (final Contact contact : account.getRoster().getContacts()) {
4328            if (!contact.showInRoster()) {
4329                contact.unregisterAsPhoneAccount(this);
4330            }
4331        }
4332    }
4333
4334    public void createContact(final Contact contact, final boolean autoGrant) {
4335        createContact(contact, autoGrant, null);
4336    }
4337
4338    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
4339        if (autoGrant) {
4340            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4341            contact.setOption(Contact.Options.ASKING);
4342        }
4343        pushContactToServer(contact, preAuth);
4344    }
4345
4346    public void pushContactToServer(final Contact contact) {
4347        pushContactToServer(contact, null);
4348    }
4349
4350    private void pushContactToServer(final Contact contact, final String preAuth) {
4351        contact.resetOption(Contact.Options.DIRTY_DELETE);
4352        contact.setOption(Contact.Options.DIRTY_PUSH);
4353        final Account account = contact.getAccount();
4354        if (account.getStatus() == Account.State.ONLINE) {
4355            final boolean ask = contact.getOption(Contact.Options.ASKING);
4356            final boolean sendUpdates = contact
4357                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
4358                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
4359            final Iq iq = new Iq(Iq.Type.SET);
4360            iq.query(Namespace.ROSTER).addChild(contact.asElement());
4361            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4362            if (sendUpdates) {
4363                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
4364            }
4365            if (ask) {
4366                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
4367            }
4368        } else {
4369            syncRoster(contact.getAccount());
4370        }
4371    }
4372
4373    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4374        new Thread(() -> {
4375            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4376            final int size = Config.AVATAR_SIZE;
4377            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4378            if (avatar != null) {
4379                if (!getFileBackend().save(avatar)) {
4380                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4381                    return;
4382                }
4383                avatar.owner = conversation.getJid().asBareJid();
4384                publishMucAvatar(conversation, avatar, callback);
4385            } else {
4386                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4387            }
4388        }).start();
4389    }
4390
4391    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
4392        new Thread(() -> {
4393            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4394            final int size = Config.AVATAR_SIZE;
4395            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4396            if (avatar != null) {
4397                if (!getFileBackend().save(avatar)) {
4398                    Log.d(Config.LOGTAG, "unable to save vcard");
4399                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4400                    return;
4401                }
4402                publishAvatar(account, avatar, callback);
4403            } else {
4404                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4405            }
4406        }).start();
4407
4408    }
4409
4410    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4411        final var account = conversation.getAccount();
4412        final Iq retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4413        sendIqPacket(account, retrieve, (response) -> {
4414            boolean itemNotFound = response.getType() == Iq.Type.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
4415            if (response.getType() == Iq.Type.RESULT || itemNotFound) {
4416                Element vcard = response.findChild("vCard", "vcard-temp");
4417                if (vcard == null) {
4418                    vcard = new Element("vCard", "vcard-temp");
4419                }
4420                Element photo = vcard.findChild("PHOTO");
4421                if (photo == null) {
4422                    photo = vcard.addChild("PHOTO");
4423                }
4424                photo.clearChildren();
4425                photo.addChild("TYPE").setContent(avatar.type);
4426                photo.addChild("BINVAL").setContent(avatar.image);
4427                final Iq publication = new Iq(Iq.Type.SET);
4428                publication.setTo(conversation.getJid().asBareJid());
4429                publication.addChild(vcard);
4430                sendIqPacket(account, publication, (publicationResponse) -> {
4431                    if (publicationResponse.getType() == Iq.Type.RESULT) {
4432                        callback.onAvatarPublicationSucceeded();
4433                    } else {
4434                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
4435                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4436                    }
4437                });
4438            } else {
4439                Log.d(Config.LOGTAG, "failed to request vcard " + response);
4440                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
4441            }
4442        });
4443    }
4444
4445    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
4446        final Bundle options;
4447        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4448            options = PublishOptions.openAccess();
4449        } else {
4450            options = null;
4451        }
4452        publishAvatar(account, avatar, options, true, callback);
4453    }
4454
4455    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4456        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4457        final Iq packet = this.mIqGenerator.publishAvatar(avatar, options);
4458        this.sendIqPacket(account, packet, result -> {
4459            if (result.getType() == Iq.Type.RESULT) {
4460                publishAvatarMetadata(account, avatar, options, true, callback);
4461            } else if (retry && PublishOptions.preconditionNotMet(result)) {
4462                pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
4463                    @Override
4464                    public void onPushSucceeded() {
4465                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
4466                        publishAvatar(account, avatar, options, false, callback);
4467                    }
4468
4469                    @Override
4470                    public void onPushFailed() {
4471                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
4472                        publishAvatar(account, avatar, null, false, callback);
4473                    }
4474                });
4475            } else {
4476                Element error = result.findChild("error");
4477                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
4478                if (callback != null) {
4479                    callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4480                }
4481            }
4482        });
4483    }
4484
4485    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4486        final Iq packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4487        sendIqPacket(account, packet, result -> {
4488            if (result.getType() == Iq.Type.RESULT) {
4489                if (account.setAvatar(avatar.getFilename())) {
4490                    getAvatarService().clear(account);
4491                    databaseBackend.updateAccount(account);
4492                    notifyAccountAvatarHasChanged(account);
4493                }
4494                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
4495                if (callback != null) {
4496                    callback.onAvatarPublicationSucceeded();
4497                }
4498            } else if (retry && PublishOptions.preconditionNotMet(result)) {
4499                pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
4500                    @Override
4501                    public void onPushSucceeded() {
4502                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
4503                        publishAvatarMetadata(account, avatar, options, false, callback);
4504                    }
4505
4506                    @Override
4507                    public void onPushFailed() {
4508                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
4509                        publishAvatarMetadata(account, avatar, null, false, callback);
4510                    }
4511                });
4512            } else {
4513                if (callback != null) {
4514                    callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4515                }
4516            }
4517        });
4518    }
4519
4520    public void republishAvatarIfNeeded(Account account) {
4521        if (account.getAxolotlService().isPepBroken()) {
4522            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
4523            return;
4524        }
4525        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4526        this.sendIqPacket(account, packet, new Consumer<Iq>() {
4527
4528            private Avatar parseAvatar(Iq packet) {
4529                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4530                if (pubsub != null) {
4531                    Element items = pubsub.findChild("items");
4532                    if (items != null) {
4533                        return Avatar.parseMetadata(items);
4534                    }
4535                }
4536                return null;
4537            }
4538
4539            private boolean errorIsItemNotFound(Iq packet) {
4540                Element error = packet.findChild("error");
4541                return packet.getType() == Iq.Type.ERROR
4542                        && error != null
4543                        && error.hasChild("item-not-found");
4544            }
4545
4546            @Override
4547            public void accept(final Iq packet) {
4548                if (packet.getType() == Iq.Type.RESULT || errorIsItemNotFound(packet)) {
4549                    Avatar serverAvatar = parseAvatar(packet);
4550                    if (serverAvatar == null && account.getAvatar() != null) {
4551                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4552                        if (avatar != null) {
4553                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4554                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4555                        } else {
4556                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4557                        }
4558                    }
4559                }
4560            }
4561        });
4562    }
4563
4564    public void cancelAvatarFetches(final Account account) {
4565        synchronized (mInProgressAvatarFetches) {
4566            for (final Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
4567                final String KEY = iterator.next();
4568                if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
4569                    iterator.remove();
4570                }
4571            }
4572        }
4573    }
4574
4575    public void fetchAvatar(Account account, Avatar avatar) {
4576        fetchAvatar(account, avatar, null);
4577    }
4578
4579    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4580        if (databaseBackend.isBlockedMedia(avatar.cid())) {
4581            if (callback != null) callback.error(0, null);
4582            return;
4583        }
4584
4585        final String KEY = generateFetchKey(account, avatar);
4586        synchronized (this.mInProgressAvatarFetches) {
4587            if (mInProgressAvatarFetches.add(KEY)) {
4588                switch (avatar.origin) {
4589                    case PEP:
4590                        this.mInProgressAvatarFetches.add(KEY);
4591                        fetchAvatarPep(account, avatar, callback);
4592                        break;
4593                    case VCARD:
4594                        this.mInProgressAvatarFetches.add(KEY);
4595                        fetchAvatarVcard(account, avatar, callback);
4596                        break;
4597                }
4598            } else if (avatar.origin == Avatar.Origin.PEP) {
4599                mOmittedPepAvatarFetches.add(KEY);
4600            } else {
4601                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4602            }
4603        }
4604    }
4605
4606    private void fetchAvatarPep(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4607        final Iq packet = this.mIqGenerator.retrievePepAvatar(avatar);
4608        sendIqPacket(account, packet, (result) -> {
4609            synchronized (mInProgressAvatarFetches) {
4610                mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
4611            }
4612            final String ERROR = account.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4613            if (result.getType() == Iq.Type.RESULT) {
4614                avatar.image = IqParser.avatarData(result);
4615                if (avatar.image != null) {
4616                    if (getFileBackend().save(avatar)) {
4617                        if (account.getJid().asBareJid().equals(avatar.owner)) {
4618                            if (account.setAvatar(avatar.getFilename())) {
4619                                databaseBackend.updateAccount(account);
4620                            }
4621                            getAvatarService().clear(account);
4622                            updateConversationUi();
4623                            updateAccountUi();
4624                        } else {
4625                            final Contact contact = account.getRoster().getContact(avatar.owner);
4626                            contact.setAvatar(avatar);
4627                            syncRoster(account);
4628                            getAvatarService().clear(contact);
4629                            updateConversationUi();
4630                            updateRosterUi(UpdateRosterReason.AVATAR);
4631                        }
4632                        if (callback != null) {
4633                            callback.success(avatar);
4634                        }
4635                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4636                        return;
4637                    }
4638                } else {
4639
4640                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4641                }
4642            } else {
4643                Element error = result.findChild("error");
4644                if (error == null) {
4645                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4646                } else {
4647                    Log.d(Config.LOGTAG, ERROR + error.toString());
4648                }
4649            }
4650            if (callback != null) {
4651                callback.error(0, null);
4652            }
4653
4654        });
4655    }
4656
4657    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4658        final Iq packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4659        this.sendIqPacket(account, packet, response -> {
4660            final boolean previouslyOmittedPepFetch;
4661            synchronized (mInProgressAvatarFetches) {
4662                final String KEY = generateFetchKey(account, avatar);
4663                mInProgressAvatarFetches.remove(KEY);
4664                previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4665            }
4666            if (response.getType() == Iq.Type.RESULT) {
4667                Element vCard = response.findChild("vCard", "vcard-temp");
4668                Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4669                String image = photo != null ? photo.findChildContent("BINVAL") : null;
4670                if (image != null) {
4671                    avatar.image = image;
4672                    if (getFileBackend().save(avatar)) {
4673                        Log.d(Config.LOGTAG, account.getJid().asBareJid()
4674                                + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4675                        if (avatar.owner.isBareJid()) {
4676                            if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4677                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4678                                account.setAvatar(avatar.getFilename());
4679                                databaseBackend.updateAccount(account);
4680                                getAvatarService().clear(account);
4681                                updateAccountUi();
4682                            } else {
4683                                final Contact contact = account.getRoster().getContact(avatar.owner);
4684                                contact.setAvatar(avatar, previouslyOmittedPepFetch);
4685                                syncRoster(account);
4686                                getAvatarService().clear(contact);
4687                                updateRosterUi(UpdateRosterReason.AVATAR);
4688                            }
4689                            updateConversationUi();
4690                        } else {
4691                            Conversation conversation = find(account, avatar.owner.asBareJid());
4692                            if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4693                                MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4694                                if (user != null) {
4695                                    if (user.setAvatar(avatar)) {
4696                                        getAvatarService().clear(user);
4697                                        updateConversationUi();
4698                                        updateMucRosterUi();
4699                                    }
4700                                    if (user.getRealJid() != null) {
4701                                        Contact contact = account.getRoster().getContact(user.getRealJid());
4702                                        contact.setAvatar(avatar);
4703                                        syncRoster(account);
4704                                        getAvatarService().clear(contact);
4705                                        updateRosterUi(UpdateRosterReason.AVATAR);
4706                                    }
4707                                }
4708                            }
4709                        }
4710                    }
4711                }
4712            }
4713        });
4714    }
4715
4716    public void checkForAvatar(final Account account, final UiCallback<Avatar> callback) {
4717        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4718        this.sendIqPacket(account, packet, response -> {
4719            if (response.getType() == Iq.Type.RESULT) {
4720                Element pubsub = response.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4721                if (pubsub != null) {
4722                    Element items = pubsub.findChild("items");
4723                    if (items != null) {
4724                        Avatar avatar = Avatar.parseMetadata(items);
4725                        if (avatar != null) {
4726                            avatar.owner = account.getJid().asBareJid();
4727                            if (fileBackend.isAvatarCached(avatar)) {
4728                                if (account.setAvatar(avatar.getFilename())) {
4729                                    databaseBackend.updateAccount(account);
4730                                }
4731                                getAvatarService().clear(account);
4732                                callback.success(avatar);
4733                            } else {
4734                                fetchAvatarPep(account, avatar, callback);
4735                            }
4736                            return;
4737                        }
4738                    }
4739                }
4740            }
4741            callback.error(0, null);
4742        });
4743    }
4744
4745    public void notifyAccountAvatarHasChanged(final Account account) {
4746        final XmppConnection connection = account.getXmppConnection();
4747        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4748            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4749            for (Conversation conversation : conversations) {
4750                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4751                    presenceToMuc(conversation);
4752                }
4753            }
4754        }
4755    }
4756
4757    public void fetchVcard4(Account account, final Contact contact, final Consumer<Element> callback) {
4758        final var packet = this.mIqGenerator.retrieveVcard4(contact.getJid());
4759        sendIqPacket(account, packet, (result) -> {
4760            if (result.getType() == Iq.Type.RESULT) {
4761                final Element item = IqParser.getItem(result);
4762                if (item != null) {
4763                    final Element vcard4 = item.findChild("vcard", Namespace.VCARD4);
4764                    if (vcard4 != null) {
4765                        if (callback != null) {
4766                            callback.accept(vcard4);
4767                        }
4768                        return;
4769                    }
4770                }
4771            } else {
4772                Element error = result.findChild("error");
4773                if (error == null) {
4774                    Log.d(Config.LOGTAG, "fetchVcard4 (server error)");
4775                } else {
4776                    Log.d(Config.LOGTAG, "fetchVcard4 " + error.toString());
4777                }
4778            }
4779            if (callback != null) {
4780                callback.accept(null);
4781            }
4782
4783        });
4784    }
4785
4786    public void deleteContactOnServer(Contact contact) {
4787        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4788        contact.resetOption(Contact.Options.DIRTY_PUSH);
4789        contact.setOption(Contact.Options.DIRTY_DELETE);
4790        Account account = contact.getAccount();
4791        if (account.getStatus() == Account.State.ONLINE) {
4792            final Iq iq = new Iq(Iq.Type.SET);
4793            Element item = iq.query(Namespace.ROSTER).addChild("item");
4794            item.setAttribute("jid", contact.getJid());
4795            item.setAttribute("subscription", "remove");
4796            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4797        }
4798    }
4799
4800    public void updateConversation(final Conversation conversation) {
4801        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4802    }
4803
4804    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4805        synchronized (account) {
4806            final XmppConnection existingConnection = account.getXmppConnection();
4807            final XmppConnection connection;
4808            if (existingConnection != null) {
4809                connection = existingConnection;
4810            } else if (account.isConnectionEnabled()) {
4811                connection = createConnection(account);
4812                account.setXmppConnection(connection);
4813            } else {
4814                return;
4815            }
4816            final boolean hasInternet = hasInternetConnection();
4817            if (account.isConnectionEnabled() && hasInternet) {
4818                if (!force) {
4819                    disconnect(account, false);
4820                }
4821                Thread thread = new Thread(connection);
4822                connection.setInteractive(interactive);
4823                connection.prepareNewConnection();
4824                connection.interrupt();
4825                thread.start();
4826                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4827            } else {
4828                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4829                account.getRoster().clearPresences();
4830                connection.resetEverything();
4831                final AxolotlService axolotlService = account.getAxolotlService();
4832                if (axolotlService != null) {
4833                    axolotlService.resetBrokenness();
4834                }
4835                if (!hasInternet) {
4836                    account.setStatus(Account.State.NO_INTERNET);
4837                }
4838            }
4839        }
4840    }
4841
4842    public void reconnectAccountInBackground(final Account account) {
4843        new Thread(() -> reconnectAccount(account, false, true)).start();
4844    }
4845
4846    public void invite(final Conversation conversation, final Jid contact) {
4847        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4848        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4849        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4850            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4851        }
4852        final var packet = mMessageGenerator.invite(conversation, contact);
4853        sendMessagePacket(conversation.getAccount(), packet);
4854    }
4855
4856    public void directInvite(Conversation conversation, Jid jid) {
4857        final var packet = mMessageGenerator.directInvite(conversation, jid);
4858        sendMessagePacket(conversation.getAccount(), packet);
4859    }
4860
4861    public void resetSendingToWaiting(Account account) {
4862        for (Conversation conversation : getConversations()) {
4863            if (conversation.getAccount() == account) {
4864                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4865            }
4866        }
4867    }
4868
4869    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4870        return markMessage(account, recipient, uuid, status, null);
4871    }
4872
4873    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4874        if (uuid == null) {
4875            return null;
4876        }
4877        for (Conversation conversation : getConversations()) {
4878            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4879                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4880                if (message != null) {
4881                    markMessage(message, status, errorMessage);
4882                }
4883                return message;
4884            }
4885        }
4886        return null;
4887    }
4888
4889    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4890        return markMessage(conversation, uuid, status, serverMessageId, null, null, null, null, null);
4891    }
4892
4893    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body, final Element html, final String subject, final Element thread, final Set<Message.FileParams> attachments) {
4894        if (uuid == null) {
4895            return false;
4896        } else {
4897            final Message message = conversation.findSentMessageWithUuid(uuid);
4898            if (message != null) {
4899                if (message.getServerMsgId() == null) {
4900                    message.setServerMsgId(serverMessageId);
4901                }
4902                if (message.getEncryption() == Message.ENCRYPTION_NONE && (body != null || html != null || subject != null || thread != null || attachments != null)) {
4903                    message.setBody(body.content);
4904                    if (body.count > 1) {
4905                        message.setBodyLanguage(body.language);
4906                    }
4907                    message.setHtml(html);
4908                    message.setSubject(subject);
4909                    message.setThread(thread);
4910                    if (attachments != null && attachments.isEmpty()) {
4911                        message.setRelativeFilePath(null);
4912                        message.resetFileParams();
4913                    }
4914                    markMessage(message, status, null, true);
4915                } else {
4916                    markMessage(message, status);
4917                }
4918                return true;
4919            } else {
4920                return false;
4921            }
4922        }
4923    }
4924
4925    public void markMessage(Message message, int status) {
4926        markMessage(message, status, null);
4927    }
4928
4929
4930    public void markMessage(final Message message, final int status, final String errorMessage) {
4931        markMessage(message, status, errorMessage, false);
4932    }
4933
4934    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4935        final int oldStatus = message.getStatus();
4936        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4937            return;
4938        }
4939        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4940            return;
4941        }
4942        message.setErrorMessage(errorMessage);
4943        message.setStatus(status);
4944        databaseBackend.updateMessage(message, includeBody);
4945        updateConversationUi();
4946        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4947            mNotificationService.pushFailedDelivery(message);
4948        }
4949    }
4950
4951    public SharedPreferences getPreferences() {
4952        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4953    }
4954
4955    public long getAutomaticMessageDeletionDate() {
4956        final long timeout = getLongPreference(AppSettings.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4957        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4958    }
4959
4960    public long getLongPreference(String name, @IntegerRes int res) {
4961        long defaultValue = getResources().getInteger(res);
4962        try {
4963            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4964        } catch (NumberFormatException e) {
4965            return defaultValue;
4966        }
4967    }
4968
4969    public boolean getBooleanPreference(String name, @BoolRes int res) {
4970        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4971    }
4972
4973    public boolean confirmMessages() {
4974        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4975    }
4976
4977    public boolean allowMessageCorrection() {
4978        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4979    }
4980
4981    public boolean sendChatStates() {
4982        return getBooleanPreference("chat_states", R.bool.chat_states);
4983    }
4984
4985    public boolean useTorToConnect() {
4986        return getBooleanPreference("use_tor", R.bool.use_tor);
4987    }
4988
4989    public boolean showExtendedConnectionOptions() {
4990        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4991    }
4992
4993    public boolean broadcastLastActivity() {
4994        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4995    }
4996
4997    public int unreadCount() {
4998        int count = 0;
4999        for (Conversation conversation : getConversations()) {
5000            count += conversation.unreadCount();
5001        }
5002        return count;
5003    }
5004
5005
5006    private <T> List<T> threadSafeList(Set<T> set) {
5007        synchronized (LISTENER_LOCK) {
5008            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
5009        }
5010    }
5011
5012    public void showErrorToastInUi(int resId) {
5013        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
5014            listener.onShowErrorToast(resId);
5015        }
5016    }
5017
5018    public void updateConversationUi() {
5019        updateConversationUi(false);
5020    }
5021
5022    public void updateConversationUi(boolean newCaps) {
5023        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
5024            listener.onConversationUpdate(newCaps);
5025        }
5026    }
5027
5028    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
5029        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
5030            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
5031        }
5032    }
5033
5034    public void notifyJingleRtpConnectionUpdate(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices) {
5035        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
5036            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
5037        }
5038    }
5039
5040    public void updateAccountUi() {
5041        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
5042            listener.onAccountUpdate();
5043        }
5044    }
5045
5046    public void updateRosterUi(final UpdateRosterReason reason) {
5047        if (reason == UpdateRosterReason.PRESENCE) throw new IllegalArgumentException("PRESENCE must also come with a contact");
5048        updateRosterUi(reason, null);
5049    }
5050
5051    public void updateRosterUi(final UpdateRosterReason reason, final Contact contact) {
5052        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
5053            listener.onRosterUpdate(reason, contact);
5054        }
5055    }
5056
5057    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
5058        if (mOnCaptchaRequested.size() > 0) {
5059            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
5060            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
5061                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
5062            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
5063                listener.onCaptchaRequested(account, id, data, scaled);
5064            }
5065            return true;
5066        }
5067        return false;
5068    }
5069
5070    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
5071        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
5072            listener.OnUpdateBlocklist(status);
5073        }
5074    }
5075
5076    public void updateMucRosterUi() {
5077        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
5078            listener.onMucRosterUpdate();
5079        }
5080    }
5081
5082    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
5083        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
5084            listener.onKeyStatusUpdated(report);
5085        }
5086    }
5087
5088    public Account findAccountByJid(final Jid jid) {
5089        for (final Account account : this.accounts) {
5090            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
5091                return account;
5092            }
5093        }
5094        return null;
5095    }
5096
5097    public Account findAccountByUuid(final String uuid) {
5098        for (Account account : this.accounts) {
5099            if (account.getUuid().equals(uuid)) {
5100                return account;
5101            }
5102        }
5103        return null;
5104    }
5105
5106    public Conversation findConversationByUuid(String uuid) {
5107        for (Conversation conversation : getConversations()) {
5108            if (conversation.getUuid().equals(uuid)) {
5109                return conversation;
5110            }
5111        }
5112        return null;
5113    }
5114
5115    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
5116        List<Conversation> findings = new ArrayList<>();
5117        for (Conversation c : getConversations()) {
5118            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid().asBareJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
5119                findings.add(c);
5120            }
5121        }
5122        return findings.size() == 1 ? findings.get(0) : null;
5123    }
5124
5125    public boolean markRead(final Conversation conversation, boolean dismiss) {
5126        return markRead(conversation, null, dismiss).size() > 0;
5127    }
5128
5129    public void markRead(final Conversation conversation) {
5130        markRead(conversation, null, true);
5131    }
5132
5133    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
5134        if (dismiss) {
5135            mNotificationService.clear(conversation);
5136        }
5137        final List<Message> readMessages = conversation.markRead(upToUuid);
5138        if (readMessages.size() > 0) {
5139            Runnable runnable = () -> {
5140                for (Message message : readMessages) {
5141                    databaseBackend.updateMessage(message, false);
5142                }
5143            };
5144            mDatabaseWriterExecutor.execute(runnable);
5145            updateConversationUi();
5146            updateUnreadCountBadge();
5147            return readMessages;
5148        } else {
5149            return readMessages;
5150        }
5151    }
5152
5153    public synchronized void updateUnreadCountBadge() {
5154        int count = unreadCount();
5155        if (unreadCount != count) {
5156            Log.d(Config.LOGTAG, "update unread count to " + count);
5157            if (count > 0) {
5158                ShortcutBadger.applyCount(getApplicationContext(), count);
5159            } else {
5160                ShortcutBadger.removeCount(getApplicationContext());
5161            }
5162            unreadCount = count;
5163        }
5164    }
5165
5166    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
5167        final boolean isPrivateAndNonAnonymousMuc =
5168                conversation.getMode() == Conversation.MODE_MULTI
5169                        && conversation.isPrivateAndNonAnonymous();
5170        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
5171        if (readMessages.isEmpty()) {
5172            return;
5173        }
5174        final var account = conversation.getAccount();
5175        final var connection = account.getXmppConnection();
5176        updateConversationUi();
5177        final var last =
5178                Iterables.getLast(
5179                        Collections2.filter(
5180                                readMessages,
5181                                m ->
5182                                        !m.isPrivateMessage()
5183                                                && m.getStatus() == Message.STATUS_RECEIVED),
5184                        null);
5185        if (last == null) {
5186            return;
5187        }
5188
5189        final boolean sendDisplayedMarker =
5190                confirmMessages()
5191                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
5192                        && last.getRemoteMsgId() != null
5193                        && (last.markable || isPrivateAndNonAnonymousMuc);
5194        final boolean serverAssist =
5195                connection != null && connection.getFeatures().mdsServerAssist();
5196
5197        final String stanzaId = last.getServerMsgId();
5198
5199        if (sendDisplayedMarker && serverAssist) {
5200            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5201            final var packet = mMessageGenerator.confirm(last);
5202            packet.addChild(mdsDisplayed);
5203            if (!last.isPrivateMessage()) {
5204                packet.setTo(packet.getTo().asBareJid());
5205            }
5206            Log.d(Config.LOGTAG,account.getJid().asBareJid()+": server assisted "+packet);
5207            this.sendMessagePacket(account, packet);
5208        } else {
5209            publishMds(last);
5210            // read markers will be sent after MDS to flush the CSI stanza queue
5211            if (sendDisplayedMarker) {
5212                Log.d(
5213                        Config.LOGTAG,
5214                        conversation.getAccount().getJid().asBareJid()
5215                                + ": sending displayed marker to "
5216                                + last.getCounterpart().toString());
5217                final var packet = mMessageGenerator.confirm(last);
5218                this.sendMessagePacket(account, packet);
5219            }
5220        }
5221    }
5222
5223    private void publishMds(@Nullable final Message message) {
5224        final String stanzaId = message == null ? null : message.getServerMsgId();
5225        if (Strings.isNullOrEmpty(stanzaId)) {
5226            return;
5227        }
5228        final Conversation conversation;
5229        final var conversational = message.getConversation();
5230        if (conversational instanceof Conversation c) {
5231            conversation = c;
5232        } else {
5233            return;
5234        }
5235        final var account = conversation.getAccount();
5236        final var connection = account.getXmppConnection();
5237        if (connection == null || !connection.getFeatures().mds()) {
5238            return;
5239        }
5240        final Jid itemId;
5241        if (message.isPrivateMessage()) {
5242            itemId = message.getCounterpart();
5243        } else {
5244            itemId = conversation.getJid().asBareJid();
5245        }
5246        Log.d(Config.LOGTAG,"publishing mds for "+itemId+"/"+stanzaId);
5247        publishMds(account, itemId, stanzaId, conversation);
5248    }
5249
5250    private void publishMds(
5251            final Account account, final Jid itemId, final String stanzaId, final Conversation conversation) {
5252        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5253        pushNodeAndEnforcePublishOptions(
5254                account,
5255                Namespace.MDS_DISPLAYED,
5256                item,
5257                itemId.toEscapedString(),
5258                PublishOptions.persistentWhitelistAccessMaxItems());
5259    }
5260
5261    public MemorizingTrustManager getMemorizingTrustManager() {
5262        return this.mMemorizingTrustManager;
5263    }
5264
5265    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
5266        this.mMemorizingTrustManager = trustManager;
5267    }
5268
5269    public void updateMemorizingTrustManager() {
5270        final MemorizingTrustManager trustManager;
5271        if (appSettings.isTrustSystemCAStore()) {
5272            trustManager = new MemorizingTrustManager(getApplicationContext());
5273        } else {
5274            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
5275        }
5276        setMemorizingTrustManager(trustManager);
5277    }
5278
5279    public LruCache<String, Drawable> getDrawableCache() {
5280        return this.mDrawableCache;
5281    }
5282
5283    public Collection<String> getKnownHosts() {
5284        final Set<String> hosts = new HashSet<>();
5285        for (final Account account : getAccounts()) {
5286            hosts.add(account.getServer());
5287            for (final Contact contact : account.getRoster().getContacts()) {
5288                if (contact.showInRoster()) {
5289                    final String server = contact.getServer();
5290                    if (server != null) {
5291                        hosts.add(server);
5292                    }
5293                }
5294            }
5295        }
5296        if (Config.QUICKSY_DOMAIN != null) {
5297            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
5298        }
5299        if (Config.MAGIC_CREATE_DOMAIN != null) {
5300            hosts.add(Config.MAGIC_CREATE_DOMAIN);
5301        }
5302        hosts.add("chat.above.im");
5303        return hosts;
5304    }
5305
5306    public Collection<String> getKnownConferenceHosts() {
5307        final Set<String> mucServers = new HashSet<>();
5308        for (final Account account : accounts) {
5309            if (account.getXmppConnection() != null) {
5310                mucServers.addAll(account.getXmppConnection().getMucServers());
5311                for (final Bookmark bookmark : account.getBookmarks()) {
5312                    final Jid jid = bookmark.getJid();
5313                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
5314                    if (s != null) {
5315                        mucServers.add(s);
5316                    }
5317                }
5318            }
5319        }
5320        return mucServers;
5321    }
5322
5323    public void sendMessagePacket(final Account account, final im.conversations.android.xmpp.model.stanza.Message packet) {
5324        final XmppConnection connection = account.getXmppConnection();
5325        if (connection != null) {
5326            connection.sendMessagePacket(packet);
5327        }
5328    }
5329
5330    public void sendPresencePacket(final Account account, final im.conversations.android.xmpp.model.stanza.Presence packet) {
5331        final XmppConnection connection = account.getXmppConnection();
5332        if (connection != null) {
5333            connection.sendPresencePacket(packet);
5334        }
5335    }
5336
5337    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5338        final XmppConnection connection = account.getXmppConnection();
5339        if (connection == null) {
5340            return;
5341        }
5342        connection.sendCreateAccountWithCaptchaPacket(id, data);
5343    }
5344
5345    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback) {
5346        sendIqPacket(account, packet, callback, null);
5347    }
5348
5349    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback, Long timeout) {
5350        final XmppConnection connection = account.getXmppConnection();
5351        if (connection != null) {
5352            connection.sendIqPacket(packet, callback, timeout);
5353        } else if (callback != null) {
5354            callback.accept(Iq.TIMEOUT);
5355        }
5356    }
5357
5358    public void sendPresence(final Account account) {
5359        sendPresence(account, checkListeners() && broadcastLastActivity());
5360    }
5361
5362    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5363        final Presence.Status status;
5364        if (manuallyChangePresence()) {
5365            status = account.getPresenceStatus();
5366        } else {
5367            status = getTargetPresence();
5368        }
5369        final var packet = mPresenceGenerator.selfPresence(account, status);
5370        if (mLastActivity > 0 && includeIdleTimestamp) {
5371            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
5372            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
5373        }
5374        sendPresencePacket(account, packet);
5375    }
5376
5377    private void deactivateGracePeriod() {
5378        for (Account account : getAccounts()) {
5379            account.deactivateGracePeriod();
5380        }
5381    }
5382
5383    public void refreshAllPresences() {
5384        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5385        for (Account account : getAccounts()) {
5386            if (account.isConnectionEnabled()) {
5387                sendPresence(account, includeIdleTimestamp);
5388            }
5389        }
5390    }
5391
5392    private void refreshAllFcmTokens() {
5393        for (Account account : getAccounts()) {
5394            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5395                mPushManagementService.registerPushTokenOnServer(account);
5396            }
5397        }
5398    }
5399
5400
5401
5402    private void sendOfflinePresence(final Account account) {
5403        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5404        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5405    }
5406
5407    public MessageGenerator getMessageGenerator() {
5408        return this.mMessageGenerator;
5409    }
5410
5411    public PresenceGenerator getPresenceGenerator() {
5412        return this.mPresenceGenerator;
5413    }
5414
5415    public IqGenerator getIqGenerator() {
5416        return this.mIqGenerator;
5417    }
5418
5419    public JingleConnectionManager getJingleConnectionManager() {
5420        return this.mJingleConnectionManager;
5421    }
5422
5423    private boolean hasJingleRtpConnection(final Account account) {
5424        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5425    }
5426
5427    public MessageArchiveService getMessageArchiveService() {
5428        return this.mMessageArchiveService;
5429    }
5430
5431    public QuickConversationsService getQuickConversationsService() {
5432        return this.mQuickConversationsService;
5433    }
5434
5435    public List<Contact> findContacts(Jid jid, String accountJid) {
5436        ArrayList<Contact> contacts = new ArrayList<>();
5437        for (Account account : getAccounts()) {
5438            if ((account.isEnabled() || accountJid != null)
5439                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
5440                Contact contact = account.getRoster().getContactFromContactList(jid);
5441                if (contact != null) {
5442                    contacts.add(contact);
5443                }
5444            }
5445        }
5446        return contacts;
5447    }
5448
5449    public Conversation findFirstMuc(Jid jid) {
5450        return findFirstMuc(jid, null);
5451    }
5452
5453    public Conversation findFirstMuc(Jid jid, String accountJid) {
5454        for (Conversation conversation : getConversations()) {
5455            if ((conversation.getAccount().isEnabled() || accountJid != null)
5456                    && (accountJid == null || accountJid.equals(conversation.getAccount().getJid().asBareJid().toString()))
5457                    && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
5458                return conversation;
5459            }
5460        }
5461        return null;
5462    }
5463
5464    public NotificationService getNotificationService() {
5465        return this.mNotificationService;
5466    }
5467
5468    public HttpConnectionManager getHttpConnectionManager() {
5469        return this.mHttpConnectionManager;
5470    }
5471
5472    public void resendFailedMessages(final Message message) {
5473        final Collection<Message> messages = new ArrayList<>();
5474        Message current = message;
5475        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
5476            messages.add(current);
5477            if (current.mergeable(current.next())) {
5478                current = current.next();
5479            } else {
5480                break;
5481            }
5482        }
5483        for (final Message msg : messages) {
5484            msg.setTime(System.currentTimeMillis());
5485            markMessage(msg, Message.STATUS_WAITING);
5486            this.resendMessage(msg, false);
5487        }
5488        if (message.getConversation() instanceof Conversation) {
5489            ((Conversation) message.getConversation()).sort();
5490        }
5491        updateConversationUi();
5492    }
5493
5494    public void clearConversationHistory(final Conversation conversation) {
5495        final long clearDate;
5496        final String reference;
5497        if (conversation.countMessages() > 0) {
5498            Message latestMessage = conversation.getLatestMessage();
5499            clearDate = latestMessage.getTimeSent() + 1000;
5500            reference = latestMessage.getServerMsgId();
5501        } else {
5502            clearDate = System.currentTimeMillis();
5503            reference = null;
5504        }
5505        conversation.clearMessages();
5506        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
5507        conversation.setLastClearHistory(clearDate, reference);
5508        Runnable runnable = () -> {
5509            databaseBackend.deleteMessagesInConversation(conversation);
5510            databaseBackend.updateConversation(conversation);
5511        };
5512        mDatabaseWriterExecutor.execute(runnable);
5513    }
5514
5515    public boolean sendBlockRequest(final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
5516        if (blockable != null && blockable.getBlockedJid() != null) {
5517            final var account = blockable.getAccount();
5518            final Jid jid = blockable.getBlockedJid();
5519            this.sendIqPacket(account, getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId), (response) -> {
5520                if (response.getType() == Iq.Type.RESULT) {
5521                    account.getBlocklist().add(jid);
5522                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
5523                }
5524            });
5525            if (blockable.getBlockedJid().isFullJid()) {
5526                return false;
5527            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
5528                updateConversationUi();
5529                return true;
5530            } else {
5531                return false;
5532            }
5533        } else {
5534            return false;
5535        }
5536    }
5537
5538    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
5539        boolean removed = false;
5540        synchronized (this.conversations) {
5541            boolean domainJid = blockedJid.getLocal() == null;
5542            for (Conversation conversation : this.conversations) {
5543                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
5544                        || blockedJid.equals(conversation.getJid().asBareJid());
5545                if (conversation.getAccount() == account
5546                        && conversation.getMode() == Conversation.MODE_SINGLE
5547                        && jidMatches) {
5548                    this.conversations.remove(conversation);
5549                    markRead(conversation);
5550                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
5551                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
5552                    updateConversation(conversation);
5553                    removed = true;
5554                }
5555            }
5556        }
5557        return removed;
5558    }
5559
5560    public void sendUnblockRequest(final Blockable blockable) {
5561        if (blockable != null && blockable.getJid() != null) {
5562            final var account = blockable.getAccount();
5563            final Jid jid = blockable.getBlockedJid();
5564            this.sendIqPacket(account, getIqGenerator().generateSetUnblockRequest(jid), response -> {
5565                if (response.getType() == Iq.Type.RESULT) {
5566                    account.getBlocklist().remove(jid);
5567                    updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
5568                }
5569            });
5570        }
5571    }
5572
5573    public void publishDisplayName(final Account account) {
5574        String displayName = account.getDisplayName();
5575        final Iq request;
5576        if (TextUtils.isEmpty(displayName)) {
5577            request = mIqGenerator.deleteNode(Namespace.NICK);
5578        } else {
5579            request = mIqGenerator.publishNick(displayName);
5580        }
5581        mAvatarService.clear(account);
5582        sendIqPacket(account, request, (packet) -> {
5583            if (packet.getType() == Iq.Type.ERROR) {
5584                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to modify nick name " + packet);
5585            }
5586        });
5587    }
5588
5589    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
5590        ServiceDiscoveryResult result = discoCache.get(key);
5591        if (result != null) {
5592            return result;
5593        } else {
5594            if (key.first == null || key.second == null) return null;
5595            result = databaseBackend.findDiscoveryResult(key.first, key.second);
5596            if (result != null) {
5597                discoCache.put(key, result);
5598            }
5599            return result;
5600        }
5601    }
5602
5603    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
5604        final var request = new Iq(input == null ? Iq.Type.GET : Iq.Type.SET);
5605        request.setTo(jid);
5606        Element query = request.query("jabber:iq:gateway");
5607        if (input != null) {
5608            Element prompt = query.addChild("prompt");
5609            prompt.setContent(input);
5610        }
5611        sendIqPacket(account, request, packet -> {
5612            if (packet.getType() == Iq.Type.RESULT) {
5613                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
5614            } else {
5615                Element error = packet.findChild("error");
5616                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
5617            }
5618        });
5619    }
5620
5621    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
5622        fetchCaps(account, jid, presence, null);
5623    }
5624
5625    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
5626        final Pair<String, String> key = presence == null ? null : new Pair<>(presence.getHash(), presence.getVer());
5627        final ServiceDiscoveryResult disco = key == null ? null : getCachedServiceDiscoveryResult(key);
5628
5629        if (disco != null) {
5630            presence.setServiceDiscoveryResult(disco);
5631            final Contact contact = account.getRoster().getContact(jid);
5632            if (contact.refreshRtpCapability()) {
5633                syncRoster(account);
5634            }
5635            contact.refreshCaps();
5636            if (disco.hasIdentity("gateway", "pstn")) {
5637                contact.registerAsPhoneAccount(this);
5638                mQuickConversationsService.considerSyncBackground(false);
5639            }
5640            updateConversationUi(true);
5641        } else {
5642            final Iq request = new Iq(Iq.Type.GET);
5643            request.setTo(jid);
5644            final String node = presence == null ? null : presence.getNode();
5645            final String ver = presence == null ? null : presence.getVer();
5646            final Element query = request.query(Namespace.DISCO_INFO);
5647            if (node != null && ver != null) {
5648                query.setAttribute("node", node + "#" + ver);
5649            }
5650            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + (key == null ? "" : key.second) + " to " + jid);
5651            sendIqPacket(account, request, (response) -> {
5652                if (response.getType() == Iq.Type.RESULT) {
5653                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
5654                    if (presence == null || presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
5655                        databaseBackend.insertDiscoveryResult(discoveryResult);
5656                        injectServiceDiscoveryResult(account.getRoster(), presence == null ? null : presence.getHash(), presence == null ? null : presence.getVer(), jid.getResource(), discoveryResult);
5657                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
5658                            final Contact contact = account.getRoster().getContact(jid);
5659                            contact.registerAsPhoneAccount(this);
5660                            mQuickConversationsService.considerSyncBackground(false);
5661                        }
5662                        updateConversationUi(true);
5663                        if (cb != null) cb.run();
5664                    } else {
5665                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
5666                    }
5667                } else {
5668                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
5669                }
5670            });
5671        }
5672    }
5673
5674    public void fetchCommands(Account account, final Jid jid, Consumer<Iq> callback) {
5675        final var request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
5676        sendIqPacket(account, request, callback);
5677    }
5678
5679    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
5680        boolean rosterNeedsSync = false;
5681        for (final Contact contact : roster.getContacts()) {
5682            boolean serviceDiscoverySet = false;
5683            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
5684            if (onePresence != null) {
5685                onePresence.setServiceDiscoveryResult(disco);
5686                serviceDiscoverySet = true;
5687            } else if (resource == null && hash == null && ver == null) {
5688                Presence p = new Presence(Presence.Status.OFFLINE, null, null, null, "");
5689                p.setServiceDiscoveryResult(disco);
5690                contact.updatePresence("", p);
5691                serviceDiscoverySet = true;
5692            }
5693            if (hash != null && ver != null) {
5694                for (final Presence presence : contact.getPresences().getPresences()) {
5695                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
5696                        presence.setServiceDiscoveryResult(disco);
5697                        serviceDiscoverySet = true;
5698                    }
5699                }
5700            }
5701            if (serviceDiscoverySet) {
5702                rosterNeedsSync |= contact.refreshRtpCapability();
5703                contact.refreshCaps();
5704            }
5705        }
5706        if (rosterNeedsSync) {
5707            syncRoster(roster.getAccount());
5708        }
5709    }
5710
5711    public void fetchMamPreferences(final Account account, final OnMamPreferencesFetched callback) {
5712        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5713        final Iq request = new Iq(Iq.Type.GET);
5714        request.addChild("prefs", version.namespace);
5715        sendIqPacket(account, request, (packet) -> {
5716            final Element prefs = packet.findChild("prefs", version.namespace);
5717            if (packet.getType() == Iq.Type.RESULT && prefs != null) {
5718                callback.onPreferencesFetched(prefs);
5719            } else {
5720                callback.onPreferencesFetchFailed();
5721            }
5722        });
5723    }
5724
5725    public PushManagementService getPushManagementService() {
5726        return mPushManagementService;
5727    }
5728
5729    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5730        if (!template.getStatusMessage().isEmpty()) {
5731            databaseBackend.insertPresenceTemplate(template);
5732        }
5733        account.setPgpSignature(signature);
5734        account.setPresenceStatus(template.getStatus());
5735        account.setPresenceStatusMessage(template.getStatusMessage());
5736        databaseBackend.updateAccount(account);
5737        sendPresence(account);
5738    }
5739
5740    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5741        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5742        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5743            if (!templates.contains(template)) {
5744                templates.add(0, template);
5745            }
5746        }
5747        return templates;
5748    }
5749
5750    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
5751        final Account account = conversation.getAccount();
5752        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5753        String nick = conversation.getMucOptions().getActualNick();
5754        if (nick == null) nick = conversation.getJid().getResource();
5755        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5756            bookmark.setNick(nick);
5757        }
5758        if (!TextUtils.isEmpty(name)) {
5759            bookmark.setBookmarkName(name);
5760        }
5761        bookmark.setAutojoin(true);
5762        createBookmark(account, bookmark);
5763        bookmark.setConversation(conversation);
5764    }
5765
5766    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5767        boolean performedVerification = false;
5768        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5769        for (XmppUri.Fingerprint fp : fingerprints) {
5770            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5771                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5772                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5773                if (fingerprintStatus != null) {
5774                    if (!fingerprintStatus.isVerified()) {
5775                        performedVerification = true;
5776                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5777                    }
5778                } else {
5779                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5780                }
5781            }
5782        }
5783        return performedVerification;
5784    }
5785
5786    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5787        final AxolotlService axolotlService = account.getAxolotlService();
5788        boolean verifiedSomething = false;
5789        for (XmppUri.Fingerprint fp : fingerprints) {
5790            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5791                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5792                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5793                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5794                if (fingerprintStatus != null) {
5795                    if (!fingerprintStatus.isVerified()) {
5796                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5797                        verifiedSomething = true;
5798                    }
5799                } else {
5800                    axolotlService.preVerifyFingerprint(account, fingerprint);
5801                    verifiedSomething = true;
5802                }
5803            }
5804        }
5805        return verifiedSomething;
5806    }
5807
5808    public boolean blindTrustBeforeVerification() {
5809        return getBooleanPreference(AppSettings.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5810    }
5811
5812    public ShortcutService getShortcutService() {
5813        return mShortcutService;
5814    }
5815
5816    public void pushMamPreferences(Account account, Element prefs) {
5817        final Iq set = new Iq(Iq.Type.SET);
5818        set.addChild(prefs);
5819        sendIqPacket(account, set, null);
5820    }
5821
5822    public void evictPreview(File f) {
5823        if (f == null) return;
5824
5825        if (mDrawableCache.remove(f.getAbsolutePath()) != null) {
5826            Log.d(Config.LOGTAG, "deleted cached preview");
5827        }
5828    }
5829
5830    public void evictPreview(String uuid) {
5831        if (mDrawableCache.remove(uuid) != null) {
5832            Log.d(Config.LOGTAG, "deleted cached preview");
5833        }
5834    }
5835
5836    public interface OnMamPreferencesFetched {
5837        void onPreferencesFetched(Element prefs);
5838
5839        void onPreferencesFetchFailed();
5840    }
5841
5842    public interface OnAccountCreated {
5843        void onAccountCreated(Account account);
5844
5845        void informUser(int r);
5846    }
5847
5848    public interface OnMoreMessagesLoaded {
5849        void onMoreMessagesLoaded(int count, Conversation conversation);
5850
5851        void informUser(int r);
5852    }
5853
5854    public interface OnAccountPasswordChanged {
5855        void onPasswordChangeSucceeded();
5856
5857        void onPasswordChangeFailed();
5858    }
5859
5860    public interface OnRoomDestroy {
5861        void onRoomDestroySucceeded();
5862
5863        void onRoomDestroyFailed();
5864    }
5865
5866    public interface OnAffiliationChanged {
5867        void onAffiliationChangedSuccessful(Jid jid);
5868
5869        void onAffiliationChangeFailed(Jid jid, int resId);
5870    }
5871
5872    public interface OnConversationUpdate {
5873        default void onConversationUpdate() { onConversationUpdate(false); }
5874        default void onConversationUpdate(boolean newCaps) { onConversationUpdate(); }
5875    }
5876
5877    public interface OnJingleRtpConnectionUpdate {
5878        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5879
5880        void onAudioDeviceChanged(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices);
5881    }
5882
5883    public interface OnAccountUpdate {
5884        void onAccountUpdate();
5885    }
5886
5887    public interface OnCaptchaRequested {
5888        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5889    }
5890
5891    public interface OnRosterUpdate {
5892        void onRosterUpdate(final UpdateRosterReason reason, final Contact contact);
5893    }
5894
5895    public interface OnMucRosterUpdate {
5896        void onMucRosterUpdate();
5897    }
5898
5899    public interface OnConferenceConfigurationFetched {
5900        void onConferenceConfigurationFetched(Conversation conversation);
5901
5902        void onFetchFailed(Conversation conversation, String errorCondition);
5903    }
5904
5905    public interface OnConferenceJoined {
5906        void onConferenceJoined(Conversation conversation);
5907    }
5908
5909    public interface OnConfigurationPushed {
5910        void onPushSucceeded();
5911
5912        void onPushFailed();
5913    }
5914
5915    public interface OnShowErrorToast {
5916        void onShowErrorToast(int resId);
5917    }
5918
5919    public class XmppConnectionBinder extends Binder {
5920        public XmppConnectionService getService() {
5921            return XmppConnectionService.this;
5922        }
5923    }
5924
5925    private class InternalEventReceiver extends BroadcastReceiver {
5926
5927        @Override
5928        public void onReceive(final Context context, final Intent intent) {
5929            onStartCommand(intent, 0, 0);
5930        }
5931    }
5932
5933    private class RestrictedEventReceiver extends BroadcastReceiver {
5934
5935        private final Collection<String> allowedActions;
5936
5937        private RestrictedEventReceiver(final Collection<String> allowedActions) {
5938            this.allowedActions = allowedActions;
5939        }
5940
5941        @Override
5942        public void onReceive(final Context context, final Intent intent) {
5943            final String action = intent == null ? null : intent.getAction();
5944            if (allowedActions.contains(action)) {
5945                onStartCommand(intent,0,0);
5946            } else {
5947                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
5948            }
5949        }
5950    }
5951
5952    public static class OngoingCall {
5953        public final AbstractJingleConnection.Id id;
5954        public final Set<Media> media;
5955        public final boolean reconnecting;
5956
5957        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5958            this.id = id;
5959            this.media = media;
5960            this.reconnecting = reconnecting;
5961        }
5962
5963        @Override
5964        public boolean equals(Object o) {
5965            if (this == o) return true;
5966            if (o == null || getClass() != o.getClass()) return false;
5967            OngoingCall that = (OngoingCall) o;
5968            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5969        }
5970
5971        @Override
5972        public int hashCode() {
5973            return Objects.hashCode(id, media, reconnecting);
5974        }
5975    }
5976
5977    public static void toggleForegroundService(final XmppConnectionService service) {
5978        if (service == null) {
5979            return;
5980        }
5981        service.toggleForegroundService();
5982    }
5983
5984    public static void toggleForegroundService(final ConversationsActivity activity) {
5985        if (activity == null) {
5986            return;
5987        }
5988        toggleForegroundService(activity.xmppConnectionService);
5989    }
5990
5991    public static class BlockedMediaException extends Exception { }
5992
5993    public static enum UpdateRosterReason {
5994        INIT,
5995        AVATAR,
5996        PUSH,
5997        PRESENCE
5998    }
5999}