Conversation.java

   1package eu.siacs.conversations.entities;
   2
   3import android.content.ClipData;
   4import android.content.ClipboardManager;
   5import android.content.ContentValues;
   6import android.content.Context;
   7import android.database.Cursor;
   8import android.database.DataSetObserver;
   9import android.graphics.Rect;
  10import android.net.Uri;
  11import android.text.Editable;
  12import android.text.InputType;
  13import android.text.StaticLayout;
  14import android.text.TextPaint;
  15import android.text.TextUtils;
  16import android.text.TextWatcher;
  17import android.view.LayoutInflater;
  18import android.view.MotionEvent;
  19import android.view.Gravity;
  20import android.view.View;
  21import android.view.ViewGroup;
  22import android.widget.ArrayAdapter;
  23import android.widget.AdapterView;
  24import android.widget.CompoundButton;
  25import android.widget.ListView;
  26import android.widget.TextView;
  27import android.widget.Toast;
  28import android.widget.Spinner;
  29import android.webkit.JavascriptInterface;
  30import android.webkit.WebView;
  31import android.webkit.WebViewClient;
  32import android.webkit.WebChromeClient;
  33import android.util.SparseArray;
  34
  35import androidx.annotation.NonNull;
  36import androidx.annotation.Nullable;
  37import androidx.core.content.ContextCompat;
  38import androidx.databinding.DataBindingUtil;
  39import androidx.databinding.ViewDataBinding;
  40import androidx.viewpager.widget.PagerAdapter;
  41import androidx.recyclerview.widget.RecyclerView;
  42import androidx.recyclerview.widget.GridLayoutManager;
  43import androidx.viewpager.widget.ViewPager;
  44
  45import com.google.android.material.tabs.TabLayout;
  46import com.google.android.material.textfield.TextInputLayout;
  47import com.google.common.base.Optional;
  48import com.google.common.collect.ComparisonChain;
  49import com.google.common.collect.Lists;
  50
  51import org.json.JSONArray;
  52import org.json.JSONException;
  53import org.json.JSONObject;
  54
  55import java.util.ArrayList;
  56import java.util.Collections;
  57import java.util.Iterator;
  58import java.util.List;
  59import java.util.ListIterator;
  60import java.util.concurrent.atomic.AtomicBoolean;
  61import java.util.stream.Collectors;
  62import java.util.Timer;
  63import java.util.TimerTask;
  64
  65import eu.siacs.conversations.Config;
  66import eu.siacs.conversations.R;
  67import eu.siacs.conversations.crypto.OmemoSetting;
  68import eu.siacs.conversations.crypto.PgpDecryptionService;
  69import eu.siacs.conversations.databinding.CommandPageBinding;
  70import eu.siacs.conversations.databinding.CommandNoteBinding;
  71import eu.siacs.conversations.databinding.CommandResultFieldBinding;
  72import eu.siacs.conversations.databinding.CommandResultCellBinding;
  73import eu.siacs.conversations.databinding.CommandCheckboxFieldBinding;
  74import eu.siacs.conversations.databinding.CommandProgressBarBinding;
  75import eu.siacs.conversations.databinding.CommandRadioEditFieldBinding;
  76import eu.siacs.conversations.databinding.CommandSearchListFieldBinding;
  77import eu.siacs.conversations.databinding.CommandSpinnerFieldBinding;
  78import eu.siacs.conversations.databinding.CommandTextFieldBinding;
  79import eu.siacs.conversations.databinding.CommandWebviewBinding;
  80import eu.siacs.conversations.persistance.DatabaseBackend;
  81import eu.siacs.conversations.services.AvatarService;
  82import eu.siacs.conversations.services.QuickConversationsService;
  83import eu.siacs.conversations.services.XmppConnectionService;
  84import eu.siacs.conversations.utils.JidHelper;
  85import eu.siacs.conversations.utils.MessageUtils;
  86import eu.siacs.conversations.utils.UIHelper;
  87import eu.siacs.conversations.xml.Element;
  88import eu.siacs.conversations.xml.Namespace;
  89import eu.siacs.conversations.xmpp.Jid;
  90import eu.siacs.conversations.xmpp.Option;
  91import eu.siacs.conversations.xmpp.chatstate.ChatState;
  92import eu.siacs.conversations.xmpp.mam.MamReference;
  93import eu.siacs.conversations.xmpp.stanzas.IqPacket;
  94
  95import static eu.siacs.conversations.entities.Bookmark.printableValue;
  96
  97
  98public class Conversation extends AbstractEntity implements Blockable, Comparable<Conversation>, Conversational, AvatarService.Avatarable {
  99    public static final String TABLENAME = "conversations";
 100
 101    public static final int STATUS_AVAILABLE = 0;
 102    public static final int STATUS_ARCHIVED = 1;
 103
 104    public static final String NAME = "name";
 105    public static final String ACCOUNT = "accountUuid";
 106    public static final String CONTACT = "contactUuid";
 107    public static final String CONTACTJID = "contactJid";
 108    public static final String STATUS = "status";
 109    public static final String CREATED = "created";
 110    public static final String MODE = "mode";
 111    public static final String ATTRIBUTES = "attributes";
 112
 113    public static final String ATTRIBUTE_MUTED_TILL = "muted_till";
 114    public static final String ATTRIBUTE_ALWAYS_NOTIFY = "always_notify";
 115    public static final String ATTRIBUTE_LAST_CLEAR_HISTORY = "last_clear_history";
 116    public static final String ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS = "formerly_private_non_anonymous";
 117    public static final String ATTRIBUTE_PINNED_ON_TOP = "pinned_on_top";
 118    static final String ATTRIBUTE_MUC_PASSWORD = "muc_password";
 119    static final String ATTRIBUTE_MEMBERS_ONLY = "members_only";
 120    static final String ATTRIBUTE_MODERATED = "moderated";
 121    static final String ATTRIBUTE_NON_ANONYMOUS = "non_anonymous";
 122    private static final String ATTRIBUTE_NEXT_MESSAGE = "next_message";
 123    private static final String ATTRIBUTE_NEXT_MESSAGE_TIMESTAMP = "next_message_timestamp";
 124    private static final String ATTRIBUTE_CRYPTO_TARGETS = "crypto_targets";
 125    private static final String ATTRIBUTE_NEXT_ENCRYPTION = "next_encryption";
 126    private static final String ATTRIBUTE_CORRECTING_MESSAGE = "correcting_message";
 127    protected final ArrayList<Message> messages = new ArrayList<>();
 128    public AtomicBoolean messagesLoaded = new AtomicBoolean(true);
 129    protected Account account = null;
 130    private String draftMessage;
 131    private final String name;
 132    private final String contactUuid;
 133    private final String accountUuid;
 134    private Jid contactJid;
 135    private int status;
 136    private final long created;
 137    private int mode;
 138    private JSONObject attributes;
 139    private Jid nextCounterpart;
 140    private transient MucOptions mucOptions = null;
 141    private boolean messagesLeftOnServer = true;
 142    private ChatState mOutgoingChatState = Config.DEFAULT_CHAT_STATE;
 143    private ChatState mIncomingChatState = Config.DEFAULT_CHAT_STATE;
 144    private String mFirstMamReference = null;
 145    protected int mCurrentTab = -1;
 146    protected ConversationPagerAdapter pagerAdapter = new ConversationPagerAdapter();
 147
 148    public Conversation(final String name, final Account account, final Jid contactJid,
 149                        final int mode) {
 150        this(java.util.UUID.randomUUID().toString(), name, null, account
 151                        .getUuid(), contactJid, System.currentTimeMillis(),
 152                STATUS_AVAILABLE, mode, "");
 153        this.account = account;
 154    }
 155
 156    public Conversation(final String uuid, final String name, final String contactUuid,
 157                        final String accountUuid, final Jid contactJid, final long created, final int status,
 158                        final int mode, final String attributes) {
 159        this.uuid = uuid;
 160        this.name = name;
 161        this.contactUuid = contactUuid;
 162        this.accountUuid = accountUuid;
 163        this.contactJid = contactJid;
 164        this.created = created;
 165        this.status = status;
 166        this.mode = mode;
 167        try {
 168            this.attributes = new JSONObject(attributes == null ? "" : attributes);
 169        } catch (JSONException e) {
 170            this.attributes = new JSONObject();
 171        }
 172    }
 173
 174    public static Conversation fromCursor(Cursor cursor) {
 175        return new Conversation(cursor.getString(cursor.getColumnIndex(UUID)),
 176                cursor.getString(cursor.getColumnIndex(NAME)),
 177                cursor.getString(cursor.getColumnIndex(CONTACT)),
 178                cursor.getString(cursor.getColumnIndex(ACCOUNT)),
 179                JidHelper.parseOrFallbackToInvalid(cursor.getString(cursor.getColumnIndex(CONTACTJID))),
 180                cursor.getLong(cursor.getColumnIndex(CREATED)),
 181                cursor.getInt(cursor.getColumnIndex(STATUS)),
 182                cursor.getInt(cursor.getColumnIndex(MODE)),
 183                cursor.getString(cursor.getColumnIndex(ATTRIBUTES)));
 184    }
 185
 186    public static Message getLatestMarkableMessage(final List<Message> messages, boolean isPrivateAndNonAnonymousMuc) {
 187        for (int i = messages.size() - 1; i >= 0; --i) {
 188            final Message message = messages.get(i);
 189            if (message.getStatus() <= Message.STATUS_RECEIVED
 190                    && (message.markable || isPrivateAndNonAnonymousMuc)
 191                    && !message.isPrivateMessage()) {
 192                return message;
 193            }
 194        }
 195        return null;
 196    }
 197
 198    private static boolean suitableForOmemoByDefault(final Conversation conversation) {
 199        if (conversation.getJid().asBareJid().equals(Config.BUG_REPORTS)) {
 200            return false;
 201        }
 202        if (conversation.getContact().isOwnServer()) {
 203            return false;
 204        }
 205        final String contact = conversation.getJid().getDomain().toEscapedString();
 206        final String account = conversation.getAccount().getServer();
 207        if (Config.OMEMO_EXCEPTIONS.matchesContactDomain(contact) || Config.OMEMO_EXCEPTIONS.ACCOUNT_DOMAINS.contains(account)) {
 208            return false;
 209        }
 210        return conversation.isSingleOrPrivateAndNonAnonymous() || conversation.getBooleanAttribute(ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, false);
 211    }
 212
 213    public boolean hasMessagesLeftOnServer() {
 214        return messagesLeftOnServer;
 215    }
 216
 217    public void setHasMessagesLeftOnServer(boolean value) {
 218        this.messagesLeftOnServer = value;
 219    }
 220
 221    public Message getFirstUnreadMessage() {
 222        Message first = null;
 223        synchronized (this.messages) {
 224            for (int i = messages.size() - 1; i >= 0; --i) {
 225                if (messages.get(i).isRead()) {
 226                    return first;
 227                } else {
 228                    first = messages.get(i);
 229                }
 230            }
 231        }
 232        return first;
 233    }
 234
 235    public String findMostRecentRemoteDisplayableId() {
 236        final boolean multi = mode == Conversation.MODE_MULTI;
 237        synchronized (this.messages) {
 238            for (final Message message : Lists.reverse(this.messages)) {
 239                if (message.getStatus() == Message.STATUS_RECEIVED) {
 240                    final String serverMsgId = message.getServerMsgId();
 241                    if (serverMsgId != null && multi) {
 242                        return serverMsgId;
 243                    }
 244                    return message.getRemoteMsgId();
 245                }
 246            }
 247        }
 248        return null;
 249    }
 250
 251    public int countFailedDeliveries() {
 252        int count = 0;
 253        synchronized (this.messages) {
 254            for(final Message message : this.messages) {
 255                if (message.getStatus() == Message.STATUS_SEND_FAILED) {
 256                    ++count;
 257                }
 258            }
 259        }
 260        return count;
 261    }
 262
 263    public Message getLastEditableMessage() {
 264        synchronized (this.messages) {
 265            for (final Message message : Lists.reverse(this.messages)) {
 266                if (message.isEditable()) {
 267                    if (message.isGeoUri() || message.getType() != Message.TYPE_TEXT) {
 268                        return null;
 269                    }
 270                    return message;
 271                }
 272            }
 273        }
 274        return null;
 275    }
 276
 277
 278    public Message findUnsentMessageWithUuid(String uuid) {
 279        synchronized (this.messages) {
 280            for (final Message message : this.messages) {
 281                final int s = message.getStatus();
 282                if ((s == Message.STATUS_UNSEND || s == Message.STATUS_WAITING) && message.getUuid().equals(uuid)) {
 283                    return message;
 284                }
 285            }
 286        }
 287        return null;
 288    }
 289
 290    public void findWaitingMessages(OnMessageFound onMessageFound) {
 291        final ArrayList<Message> results = new ArrayList<>();
 292        synchronized (this.messages) {
 293            for (Message message : this.messages) {
 294                if (message.getStatus() == Message.STATUS_WAITING) {
 295                    results.add(message);
 296                }
 297            }
 298        }
 299        for (Message result : results) {
 300            onMessageFound.onMessageFound(result);
 301        }
 302    }
 303
 304    public void findUnreadMessagesAndCalls(OnMessageFound onMessageFound) {
 305        final ArrayList<Message> results = new ArrayList<>();
 306        synchronized (this.messages) {
 307            for (final Message message : this.messages) {
 308                if (message.isRead()) {
 309                    continue;
 310                }
 311                results.add(message);
 312            }
 313        }
 314        for (final Message result : results) {
 315            onMessageFound.onMessageFound(result);
 316        }
 317    }
 318
 319    public Message findMessageWithFileAndUuid(final String uuid) {
 320        synchronized (this.messages) {
 321            for (final Message message : this.messages) {
 322                final Transferable transferable = message.getTransferable();
 323                final boolean unInitiatedButKnownSize = MessageUtils.unInitiatedButKnownSize(message);
 324                if (message.getUuid().equals(uuid)
 325                        && message.getEncryption() != Message.ENCRYPTION_PGP
 326                        && (message.isFileOrImage() || message.treatAsDownloadable() || unInitiatedButKnownSize || (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING))) {
 327                    return message;
 328                }
 329            }
 330        }
 331        return null;
 332    }
 333
 334    public Message findMessageWithUuid(final String uuid) {
 335        synchronized (this.messages) {
 336            for (final Message message : this.messages) {
 337                if (message.getUuid().equals(uuid)) {
 338                    return message;
 339                }
 340            }
 341        }
 342        return null;
 343    }
 344
 345    public boolean markAsDeleted(final List<String> uuids) {
 346        boolean deleted = false;
 347        final PgpDecryptionService pgpDecryptionService = account.getPgpDecryptionService();
 348        synchronized (this.messages) {
 349            for (Message message : this.messages) {
 350                if (uuids.contains(message.getUuid())) {
 351                    message.setDeleted(true);
 352                    deleted = true;
 353                    if (message.getEncryption() == Message.ENCRYPTION_PGP && pgpDecryptionService != null) {
 354                        pgpDecryptionService.discard(message);
 355                    }
 356                }
 357            }
 358        }
 359        return deleted;
 360    }
 361
 362    public boolean markAsChanged(final List<DatabaseBackend.FilePathInfo> files) {
 363        boolean changed = false;
 364        final PgpDecryptionService pgpDecryptionService = account.getPgpDecryptionService();
 365        synchronized (this.messages) {
 366            for (Message message : this.messages) {
 367                for (final DatabaseBackend.FilePathInfo file : files)
 368                    if (file.uuid.toString().equals(message.getUuid())) {
 369                        message.setDeleted(file.deleted);
 370                        changed = true;
 371                        if (file.deleted && message.getEncryption() == Message.ENCRYPTION_PGP && pgpDecryptionService != null) {
 372                            pgpDecryptionService.discard(message);
 373                        }
 374                    }
 375            }
 376        }
 377        return changed;
 378    }
 379
 380    public void clearMessages() {
 381        synchronized (this.messages) {
 382            this.messages.clear();
 383        }
 384    }
 385
 386    public boolean setIncomingChatState(ChatState state) {
 387        if (this.mIncomingChatState == state) {
 388            return false;
 389        }
 390        this.mIncomingChatState = state;
 391        return true;
 392    }
 393
 394    public ChatState getIncomingChatState() {
 395        return this.mIncomingChatState;
 396    }
 397
 398    public boolean setOutgoingChatState(ChatState state) {
 399        if (mode == MODE_SINGLE && !getContact().isSelf() || (isPrivateAndNonAnonymous() && getNextCounterpart() == null)) {
 400            if (this.mOutgoingChatState != state) {
 401                this.mOutgoingChatState = state;
 402                return true;
 403            }
 404        }
 405        return false;
 406    }
 407
 408    public ChatState getOutgoingChatState() {
 409        return this.mOutgoingChatState;
 410    }
 411
 412    public void trim() {
 413        synchronized (this.messages) {
 414            final int size = messages.size();
 415            final int maxsize = Config.PAGE_SIZE * Config.MAX_NUM_PAGES;
 416            if (size > maxsize) {
 417                List<Message> discards = this.messages.subList(0, size - maxsize);
 418                final PgpDecryptionService pgpDecryptionService = account.getPgpDecryptionService();
 419                if (pgpDecryptionService != null) {
 420                    pgpDecryptionService.discard(discards);
 421                }
 422                discards.clear();
 423                untieMessages();
 424            }
 425        }
 426    }
 427
 428    public void findUnsentTextMessages(OnMessageFound onMessageFound) {
 429        final ArrayList<Message> results = new ArrayList<>();
 430        synchronized (this.messages) {
 431            for (Message message : this.messages) {
 432                if ((message.getType() == Message.TYPE_TEXT || message.hasFileOnRemoteHost()) && message.getStatus() == Message.STATUS_UNSEND) {
 433                    results.add(message);
 434                }
 435            }
 436        }
 437        for (Message result : results) {
 438            onMessageFound.onMessageFound(result);
 439        }
 440    }
 441
 442    public Message findSentMessageWithUuidOrRemoteId(String id) {
 443        synchronized (this.messages) {
 444            for (Message message : this.messages) {
 445                if (id.equals(message.getUuid())
 446                        || (message.getStatus() >= Message.STATUS_SEND
 447                        && id.equals(message.getRemoteMsgId()))) {
 448                    return message;
 449                }
 450            }
 451        }
 452        return null;
 453    }
 454
 455    public Message findMessageWithRemoteIdAndCounterpart(String id, Jid counterpart, boolean received, boolean carbon) {
 456        synchronized (this.messages) {
 457            for (int i = this.messages.size() - 1; i >= 0; --i) {
 458                final Message message = messages.get(i);
 459                final Jid mcp = message.getCounterpart();
 460                if (mcp == null) {
 461                    continue;
 462                }
 463                if (mcp.equals(counterpart) && ((message.getStatus() == Message.STATUS_RECEIVED) == received)
 464                        && (carbon == message.isCarbon() || received)) {
 465                    final boolean idMatch = id.equals(message.getRemoteMsgId()) || message.remoteMsgIdMatchInEdit(id);
 466                    if (idMatch && !message.isFileOrImage() && !message.treatAsDownloadable()) {
 467                        return message;
 468                    } else {
 469                        return null;
 470                    }
 471                }
 472            }
 473        }
 474        return null;
 475    }
 476
 477    public Message findSentMessageWithUuid(String id) {
 478        synchronized (this.messages) {
 479            for (Message message : this.messages) {
 480                if (id.equals(message.getUuid())) {
 481                    return message;
 482                }
 483            }
 484        }
 485        return null;
 486    }
 487
 488    public Message findMessageWithRemoteId(String id, Jid counterpart) {
 489        synchronized (this.messages) {
 490            for (Message message : this.messages) {
 491                if (counterpart.equals(message.getCounterpart())
 492                        && (id.equals(message.getRemoteMsgId()) || id.equals(message.getUuid()))) {
 493                    return message;
 494                }
 495            }
 496        }
 497        return null;
 498    }
 499
 500    public Message findMessageWithServerMsgId(String id) {
 501        synchronized (this.messages) {
 502            for (Message message : this.messages) {
 503                if (id != null && id.equals(message.getServerMsgId())) {
 504                    return message;
 505                }
 506            }
 507        }
 508        return null;
 509    }
 510
 511    public boolean hasMessageWithCounterpart(Jid counterpart) {
 512        synchronized (this.messages) {
 513            for (Message message : this.messages) {
 514                if (counterpart.equals(message.getCounterpart())) {
 515                    return true;
 516                }
 517            }
 518        }
 519        return false;
 520    }
 521
 522    public void populateWithMessages(final List<Message> messages) {
 523        synchronized (this.messages) {
 524            messages.clear();
 525            messages.addAll(this.messages);
 526        }
 527        for (Iterator<Message> iterator = messages.iterator(); iterator.hasNext(); ) {
 528            if (iterator.next().wasMergedIntoPrevious()) {
 529                iterator.remove();
 530            }
 531        }
 532    }
 533
 534    @Override
 535    public boolean isBlocked() {
 536        return getContact().isBlocked();
 537    }
 538
 539    @Override
 540    public boolean isDomainBlocked() {
 541        return getContact().isDomainBlocked();
 542    }
 543
 544    @Override
 545    public Jid getBlockedJid() {
 546        return getContact().getBlockedJid();
 547    }
 548
 549    public int countMessages() {
 550        synchronized (this.messages) {
 551            return this.messages.size();
 552        }
 553    }
 554
 555    public String getFirstMamReference() {
 556        return this.mFirstMamReference;
 557    }
 558
 559    public void setFirstMamReference(String reference) {
 560        this.mFirstMamReference = reference;
 561    }
 562
 563    public void setLastClearHistory(long time, String reference) {
 564        if (reference != null) {
 565            setAttribute(ATTRIBUTE_LAST_CLEAR_HISTORY, time + ":" + reference);
 566        } else {
 567            setAttribute(ATTRIBUTE_LAST_CLEAR_HISTORY, time);
 568        }
 569    }
 570
 571    public MamReference getLastClearHistory() {
 572        return MamReference.fromAttribute(getAttribute(ATTRIBUTE_LAST_CLEAR_HISTORY));
 573    }
 574
 575    public List<Jid> getAcceptedCryptoTargets() {
 576        if (mode == MODE_SINGLE) {
 577            return Collections.singletonList(getJid().asBareJid());
 578        } else {
 579            return getJidListAttribute(ATTRIBUTE_CRYPTO_TARGETS);
 580        }
 581    }
 582
 583    public void setAcceptedCryptoTargets(List<Jid> acceptedTargets) {
 584        setAttribute(ATTRIBUTE_CRYPTO_TARGETS, acceptedTargets);
 585    }
 586
 587    public boolean setCorrectingMessage(Message correctingMessage) {
 588        setAttribute(ATTRIBUTE_CORRECTING_MESSAGE, correctingMessage == null ? null : correctingMessage.getUuid());
 589        return correctingMessage == null && draftMessage != null;
 590    }
 591
 592    public Message getCorrectingMessage() {
 593        final String uuid = getAttribute(ATTRIBUTE_CORRECTING_MESSAGE);
 594        return uuid == null ? null : findSentMessageWithUuid(uuid);
 595    }
 596
 597    public boolean withSelf() {
 598        return getContact().isSelf();
 599    }
 600
 601    @Override
 602    public int compareTo(@NonNull Conversation another) {
 603        return ComparisonChain.start()
 604                .compareFalseFirst(another.getBooleanAttribute(ATTRIBUTE_PINNED_ON_TOP, false), getBooleanAttribute(ATTRIBUTE_PINNED_ON_TOP, false))
 605                .compare(another.getSortableTime(), getSortableTime())
 606                .result();
 607    }
 608
 609    private long getSortableTime() {
 610        Draft draft = getDraft();
 611        long messageTime = getLatestMessage().getTimeSent();
 612        if (draft == null) {
 613            return messageTime;
 614        } else {
 615            return Math.max(messageTime, draft.getTimestamp());
 616        }
 617    }
 618
 619    public String getDraftMessage() {
 620        return draftMessage;
 621    }
 622
 623    public void setDraftMessage(String draftMessage) {
 624        this.draftMessage = draftMessage;
 625    }
 626
 627    public boolean isRead() {
 628        synchronized (this.messages) {
 629            for(final Message message : Lists.reverse(this.messages)) {
 630                if (message.isRead() && message.getType() == Message.TYPE_RTP_SESSION) {
 631                    continue;
 632                }
 633                return message.isRead();
 634            }
 635            return true;
 636        }
 637    }
 638
 639    public List<Message> markRead(String upToUuid) {
 640        final List<Message> unread = new ArrayList<>();
 641        synchronized (this.messages) {
 642            for (Message message : this.messages) {
 643                if (!message.isRead()) {
 644                    message.markRead();
 645                    unread.add(message);
 646                }
 647                if (message.getUuid().equals(upToUuid)) {
 648                    return unread;
 649                }
 650            }
 651        }
 652        return unread;
 653    }
 654
 655    public Message getLatestMessage() {
 656        synchronized (this.messages) {
 657            if (this.messages.size() == 0) {
 658                Message message = new Message(this, "", Message.ENCRYPTION_NONE);
 659                message.setType(Message.TYPE_STATUS);
 660                message.setTime(Math.max(getCreated(), getLastClearHistory().getTimestamp()));
 661                return message;
 662            } else {
 663                return this.messages.get(this.messages.size() - 1);
 664            }
 665        }
 666    }
 667
 668    public @NonNull
 669    CharSequence getName() {
 670        if (getMode() == MODE_MULTI) {
 671            final String roomName = getMucOptions().getName();
 672            final String subject = getMucOptions().getSubject();
 673            final Bookmark bookmark = getBookmark();
 674            final String bookmarkName = bookmark != null ? bookmark.getBookmarkName() : null;
 675            if (printableValue(roomName)) {
 676                return roomName;
 677            } else if (printableValue(subject)) {
 678                return subject;
 679            } else if (printableValue(bookmarkName, false)) {
 680                return bookmarkName;
 681            } else {
 682                final String generatedName = getMucOptions().createNameFromParticipants();
 683                if (printableValue(generatedName)) {
 684                    return generatedName;
 685                } else {
 686                    return contactJid.getLocal() != null ? contactJid.getLocal() : contactJid;
 687                }
 688            }
 689        } else if ((QuickConversationsService.isConversations() || !Config.QUICKSY_DOMAIN.equals(contactJid.getDomain())) && isWithStranger()) {
 690            return contactJid;
 691        } else {
 692            return this.getContact().getDisplayName();
 693        }
 694    }
 695
 696    public String getAccountUuid() {
 697        return this.accountUuid;
 698    }
 699
 700    public Account getAccount() {
 701        return this.account;
 702    }
 703
 704    public void setAccount(final Account account) {
 705        this.account = account;
 706    }
 707
 708    public Contact getContact() {
 709        return this.account.getRoster().getContact(this.contactJid);
 710    }
 711
 712    @Override
 713    public Jid getJid() {
 714        return this.contactJid;
 715    }
 716
 717    public int getStatus() {
 718        return this.status;
 719    }
 720
 721    public void setStatus(int status) {
 722        this.status = status;
 723    }
 724
 725    public long getCreated() {
 726        return this.created;
 727    }
 728
 729    public ContentValues getContentValues() {
 730        ContentValues values = new ContentValues();
 731        values.put(UUID, uuid);
 732        values.put(NAME, name);
 733        values.put(CONTACT, contactUuid);
 734        values.put(ACCOUNT, accountUuid);
 735        values.put(CONTACTJID, contactJid.toString());
 736        values.put(CREATED, created);
 737        values.put(STATUS, status);
 738        values.put(MODE, mode);
 739        synchronized (this.attributes) {
 740            values.put(ATTRIBUTES, attributes.toString());
 741        }
 742        return values;
 743    }
 744
 745    public int getMode() {
 746        return this.mode;
 747    }
 748
 749    public void setMode(int mode) {
 750        this.mode = mode;
 751    }
 752
 753    /**
 754     * short for is Private and Non-anonymous
 755     */
 756    public boolean isSingleOrPrivateAndNonAnonymous() {
 757        return mode == MODE_SINGLE || isPrivateAndNonAnonymous();
 758    }
 759
 760    public boolean isPrivateAndNonAnonymous() {
 761        return getMucOptions().isPrivateAndNonAnonymous();
 762    }
 763
 764    public synchronized MucOptions getMucOptions() {
 765        if (this.mucOptions == null) {
 766            this.mucOptions = new MucOptions(this);
 767        }
 768        return this.mucOptions;
 769    }
 770
 771    public void resetMucOptions() {
 772        this.mucOptions = null;
 773    }
 774
 775    public void setContactJid(final Jid jid) {
 776        this.contactJid = jid;
 777    }
 778
 779    public Jid getNextCounterpart() {
 780        return this.nextCounterpart;
 781    }
 782
 783    public void setNextCounterpart(Jid jid) {
 784        this.nextCounterpart = jid;
 785    }
 786
 787    public int getNextEncryption() {
 788        if (!Config.supportOmemo() && !Config.supportOpenPgp()) {
 789            return Message.ENCRYPTION_NONE;
 790        }
 791        if (OmemoSetting.isAlways()) {
 792            return suitableForOmemoByDefault(this) ? Message.ENCRYPTION_AXOLOTL : Message.ENCRYPTION_NONE;
 793        }
 794        final int defaultEncryption;
 795        if (suitableForOmemoByDefault(this)) {
 796            defaultEncryption = OmemoSetting.getEncryption();
 797        } else {
 798            defaultEncryption = Message.ENCRYPTION_NONE;
 799        }
 800        int encryption = this.getIntAttribute(ATTRIBUTE_NEXT_ENCRYPTION, defaultEncryption);
 801        if (encryption == Message.ENCRYPTION_OTR || encryption < 0) {
 802            return defaultEncryption;
 803        } else {
 804            return encryption;
 805        }
 806    }
 807
 808    public boolean setNextEncryption(int encryption) {
 809        return this.setAttribute(ATTRIBUTE_NEXT_ENCRYPTION, encryption);
 810    }
 811
 812    public String getNextMessage() {
 813        final String nextMessage = getAttribute(ATTRIBUTE_NEXT_MESSAGE);
 814        return nextMessage == null ? "" : nextMessage;
 815    }
 816
 817    public @Nullable
 818    Draft getDraft() {
 819        long timestamp = getLongAttribute(ATTRIBUTE_NEXT_MESSAGE_TIMESTAMP, 0);
 820        if (timestamp > getLatestMessage().getTimeSent()) {
 821            String message = getAttribute(ATTRIBUTE_NEXT_MESSAGE);
 822            if (!TextUtils.isEmpty(message) && timestamp != 0) {
 823                return new Draft(message, timestamp);
 824            }
 825        }
 826        return null;
 827    }
 828
 829    public boolean setNextMessage(final String input) {
 830        final String message = input == null || input.trim().isEmpty() ? null : input;
 831        boolean changed = !getNextMessage().equals(message);
 832        this.setAttribute(ATTRIBUTE_NEXT_MESSAGE, message);
 833        if (changed) {
 834            this.setAttribute(ATTRIBUTE_NEXT_MESSAGE_TIMESTAMP, message == null ? 0 : System.currentTimeMillis());
 835        }
 836        return changed;
 837    }
 838
 839    public Bookmark getBookmark() {
 840        return this.account.getBookmark(this.contactJid);
 841    }
 842
 843    public Message findDuplicateMessage(Message message) {
 844        synchronized (this.messages) {
 845            for (int i = this.messages.size() - 1; i >= 0; --i) {
 846                if (this.messages.get(i).similar(message)) {
 847                    return this.messages.get(i);
 848                }
 849            }
 850        }
 851        return null;
 852    }
 853
 854    public boolean hasDuplicateMessage(Message message) {
 855        return findDuplicateMessage(message) != null;
 856    }
 857
 858    public Message findSentMessageWithBody(String body) {
 859        synchronized (this.messages) {
 860            for (int i = this.messages.size() - 1; i >= 0; --i) {
 861                Message message = this.messages.get(i);
 862                if (message.getStatus() == Message.STATUS_UNSEND || message.getStatus() == Message.STATUS_SEND) {
 863                    String otherBody;
 864                    if (message.hasFileOnRemoteHost()) {
 865                        otherBody = message.getFileParams().url;
 866                    } else {
 867                        otherBody = message.body;
 868                    }
 869                    if (otherBody != null && otherBody.equals(body)) {
 870                        return message;
 871                    }
 872                }
 873            }
 874            return null;
 875        }
 876    }
 877
 878    public Message findRtpSession(final String sessionId, final int s) {
 879        synchronized (this.messages) {
 880            for (int i = this.messages.size() - 1; i >= 0; --i) {
 881                final Message message = this.messages.get(i);
 882                if ((message.getStatus() == s) && (message.getType() == Message.TYPE_RTP_SESSION) && sessionId.equals(message.getRemoteMsgId())) {
 883                    return message;
 884                }
 885            }
 886        }
 887        return null;
 888    }
 889
 890    public boolean possibleDuplicate(final String serverMsgId, final String remoteMsgId) {
 891        if (serverMsgId == null || remoteMsgId == null) {
 892            return false;
 893        }
 894        synchronized (this.messages) {
 895            for (Message message : this.messages) {
 896                if (serverMsgId.equals(message.getServerMsgId()) || remoteMsgId.equals(message.getRemoteMsgId())) {
 897                    return true;
 898                }
 899            }
 900        }
 901        return false;
 902    }
 903
 904    public MamReference getLastMessageTransmitted() {
 905        final MamReference lastClear = getLastClearHistory();
 906        MamReference lastReceived = new MamReference(0);
 907        synchronized (this.messages) {
 908            for (int i = this.messages.size() - 1; i >= 0; --i) {
 909                final Message message = this.messages.get(i);
 910                if (message.isPrivateMessage()) {
 911                    continue; //it's unsafe to use private messages as anchor. They could be coming from user archive
 912                }
 913                if (message.getStatus() == Message.STATUS_RECEIVED || message.isCarbon() || message.getServerMsgId() != null) {
 914                    lastReceived = new MamReference(message.getTimeSent(), message.getServerMsgId());
 915                    break;
 916                }
 917            }
 918        }
 919        return MamReference.max(lastClear, lastReceived);
 920    }
 921
 922    public void setMutedTill(long value) {
 923        this.setAttribute(ATTRIBUTE_MUTED_TILL, String.valueOf(value));
 924    }
 925
 926    public boolean isMuted() {
 927        return System.currentTimeMillis() < this.getLongAttribute(ATTRIBUTE_MUTED_TILL, 0);
 928    }
 929
 930    public boolean alwaysNotify() {
 931        return mode == MODE_SINGLE || getBooleanAttribute(ATTRIBUTE_ALWAYS_NOTIFY, Config.ALWAYS_NOTIFY_BY_DEFAULT || isPrivateAndNonAnonymous());
 932    }
 933
 934    public boolean setAttribute(String key, boolean value) {
 935        return setAttribute(key, String.valueOf(value));
 936    }
 937
 938    private boolean setAttribute(String key, long value) {
 939        return setAttribute(key, Long.toString(value));
 940    }
 941
 942    private boolean setAttribute(String key, int value) {
 943        return setAttribute(key, String.valueOf(value));
 944    }
 945
 946    public boolean setAttribute(String key, String value) {
 947        synchronized (this.attributes) {
 948            try {
 949                if (value == null) {
 950                    if (this.attributes.has(key)) {
 951                        this.attributes.remove(key);
 952                        return true;
 953                    } else {
 954                        return false;
 955                    }
 956                } else {
 957                    final String prev = this.attributes.optString(key, null);
 958                    this.attributes.put(key, value);
 959                    return !value.equals(prev);
 960                }
 961            } catch (JSONException e) {
 962                throw new AssertionError(e);
 963            }
 964        }
 965    }
 966
 967    public boolean setAttribute(String key, List<Jid> jids) {
 968        JSONArray array = new JSONArray();
 969        for (Jid jid : jids) {
 970            array.put(jid.asBareJid().toString());
 971        }
 972        synchronized (this.attributes) {
 973            try {
 974                this.attributes.put(key, array);
 975                return true;
 976            } catch (JSONException e) {
 977                return false;
 978            }
 979        }
 980    }
 981
 982    public String getAttribute(String key) {
 983        synchronized (this.attributes) {
 984            return this.attributes.optString(key, null);
 985        }
 986    }
 987
 988    private List<Jid> getJidListAttribute(String key) {
 989        ArrayList<Jid> list = new ArrayList<>();
 990        synchronized (this.attributes) {
 991            try {
 992                JSONArray array = this.attributes.getJSONArray(key);
 993                for (int i = 0; i < array.length(); ++i) {
 994                    try {
 995                        list.add(Jid.of(array.getString(i)));
 996                    } catch (IllegalArgumentException e) {
 997                        //ignored
 998                    }
 999                }
1000            } catch (JSONException e) {
1001                //ignored
1002            }
1003        }
1004        return list;
1005    }
1006
1007    private int getIntAttribute(String key, int defaultValue) {
1008        String value = this.getAttribute(key);
1009        if (value == null) {
1010            return defaultValue;
1011        } else {
1012            try {
1013                return Integer.parseInt(value);
1014            } catch (NumberFormatException e) {
1015                return defaultValue;
1016            }
1017        }
1018    }
1019
1020    public long getLongAttribute(String key, long defaultValue) {
1021        String value = this.getAttribute(key);
1022        if (value == null) {
1023            return defaultValue;
1024        } else {
1025            try {
1026                return Long.parseLong(value);
1027            } catch (NumberFormatException e) {
1028                return defaultValue;
1029            }
1030        }
1031    }
1032
1033    public boolean getBooleanAttribute(String key, boolean defaultValue) {
1034        String value = this.getAttribute(key);
1035        if (value == null) {
1036            return defaultValue;
1037        } else {
1038            return Boolean.parseBoolean(value);
1039        }
1040    }
1041
1042    public void add(Message message) {
1043        synchronized (this.messages) {
1044            this.messages.add(message);
1045        }
1046    }
1047
1048    public void prepend(int offset, Message message) {
1049        synchronized (this.messages) {
1050            this.messages.add(Math.min(offset, this.messages.size()), message);
1051        }
1052    }
1053
1054    public void addAll(int index, List<Message> messages) {
1055        synchronized (this.messages) {
1056            this.messages.addAll(index, messages);
1057        }
1058        account.getPgpDecryptionService().decrypt(messages);
1059    }
1060
1061    public void expireOldMessages(long timestamp) {
1062        synchronized (this.messages) {
1063            for (ListIterator<Message> iterator = this.messages.listIterator(); iterator.hasNext(); ) {
1064                if (iterator.next().getTimeSent() < timestamp) {
1065                    iterator.remove();
1066                }
1067            }
1068            untieMessages();
1069        }
1070    }
1071
1072    public void sort() {
1073        synchronized (this.messages) {
1074            Collections.sort(this.messages, (left, right) -> {
1075                if (left.getTimeSent() < right.getTimeSent()) {
1076                    return -1;
1077                } else if (left.getTimeSent() > right.getTimeSent()) {
1078                    return 1;
1079                } else {
1080                    return 0;
1081                }
1082            });
1083            untieMessages();
1084        }
1085    }
1086
1087    private void untieMessages() {
1088        for (Message message : this.messages) {
1089            message.untie();
1090        }
1091    }
1092
1093    public int unreadCount() {
1094        synchronized (this.messages) {
1095            int count = 0;
1096            for(final Message message : Lists.reverse(this.messages)) {
1097                if (message.isRead()) {
1098                    if (message.getType() == Message.TYPE_RTP_SESSION) {
1099                        continue;
1100                    }
1101                    return count;
1102                }
1103                ++count;
1104            }
1105            return count;
1106        }
1107    }
1108
1109    public int receivedMessagesCount() {
1110        int count = 0;
1111        synchronized (this.messages) {
1112            for (Message message : messages) {
1113                if (message.getStatus() == Message.STATUS_RECEIVED) {
1114                    ++count;
1115                }
1116            }
1117        }
1118        return count;
1119    }
1120
1121    public int sentMessagesCount() {
1122        int count = 0;
1123        synchronized (this.messages) {
1124            for (Message message : messages) {
1125                if (message.getStatus() != Message.STATUS_RECEIVED) {
1126                    ++count;
1127                }
1128            }
1129        }
1130        return count;
1131    }
1132
1133    public boolean isWithStranger() {
1134        final Contact contact = getContact();
1135        return mode == MODE_SINGLE
1136                && !contact.isOwnServer()
1137                && !contact.showInContactList()
1138                && !contact.isSelf()
1139                && !(contact.getJid().isDomainJid() && JidHelper.isQuicksyDomain(contact.getJid()))
1140                && sentMessagesCount() == 0;
1141    }
1142
1143    public int getReceivedMessagesCountSinceUuid(String uuid) {
1144        if (uuid == null) {
1145            return 0;
1146        }
1147        int count = 0;
1148        synchronized (this.messages) {
1149            for (int i = messages.size() - 1; i >= 0; i--) {
1150                final Message message = messages.get(i);
1151                if (uuid.equals(message.getUuid())) {
1152                    return count;
1153                }
1154                if (message.getStatus() <= Message.STATUS_RECEIVED) {
1155                    ++count;
1156                }
1157            }
1158        }
1159        return 0;
1160    }
1161
1162    @Override
1163    public int getAvatarBackgroundColor() {
1164        return UIHelper.getColorForName(getName().toString());
1165    }
1166
1167    @Override
1168    public String getAvatarName() {
1169        return getName().toString();
1170    }
1171
1172    public void setCurrentTab(int tab) {
1173        mCurrentTab = tab;
1174    }
1175
1176    public int getCurrentTab() {
1177        if (mCurrentTab >= 0) return mCurrentTab;
1178
1179        if (!isRead() || getContact().resourceWhichSupport(Namespace.COMMANDS) == null) {
1180            return 0;
1181        }
1182
1183        return 1;
1184    }
1185
1186    public void startCommand(Element command, XmppConnectionService xmppConnectionService) {
1187        pagerAdapter.startCommand(command, xmppConnectionService);
1188    }
1189
1190    public void setupViewPager(ViewPager pager, TabLayout tabs) {
1191        pagerAdapter.setupViewPager(pager, tabs);
1192    }
1193
1194    public void showViewPager() {
1195        pagerAdapter.show();
1196    }
1197
1198    public void hideViewPager() {
1199        pagerAdapter.hide();
1200    }
1201
1202    public interface OnMessageFound {
1203        void onMessageFound(final Message message);
1204    }
1205
1206    public static class Draft {
1207        private final String message;
1208        private final long timestamp;
1209
1210        private Draft(String message, long timestamp) {
1211            this.message = message;
1212            this.timestamp = timestamp;
1213        }
1214
1215        public long getTimestamp() {
1216            return timestamp;
1217        }
1218
1219        public String getMessage() {
1220            return message;
1221        }
1222    }
1223
1224    public class ConversationPagerAdapter extends PagerAdapter {
1225        protected ViewPager mPager = null;
1226        protected TabLayout mTabs = null;
1227        ArrayList<CommandSession> sessions = new ArrayList<>();
1228
1229        public void setupViewPager(ViewPager pager, TabLayout tabs) {
1230            mPager = pager;
1231            mTabs = tabs;
1232            show();
1233            pager.setAdapter(this);
1234            tabs.setupWithViewPager(mPager);
1235            pager.setCurrentItem(getCurrentTab());
1236
1237            mPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
1238                public void onPageScrollStateChanged(int state) { }
1239                public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { }
1240
1241                public void onPageSelected(int position) {
1242                    setCurrentTab(position);
1243                }
1244            });
1245        }
1246
1247        public void show() {
1248            if (sessions == null) {
1249                sessions = new ArrayList<>();
1250                notifyDataSetChanged();
1251            }
1252            if (mTabs != null) mTabs.setVisibility(View.VISIBLE);
1253        }
1254
1255        public void hide() {
1256            if (mPager != null) mPager.setCurrentItem(0);
1257            if (mTabs != null) mTabs.setVisibility(View.GONE);
1258            sessions = null;
1259            notifyDataSetChanged();
1260        }
1261
1262        public void startCommand(Element command, XmppConnectionService xmppConnectionService) {
1263            show();
1264            CommandSession session = new CommandSession(command.getAttribute("name"), xmppConnectionService);
1265
1266            final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
1267            packet.setTo(command.getAttributeAsJid("jid"));
1268            final Element c = packet.addChild("command", Namespace.COMMANDS);
1269            c.setAttribute("node", command.getAttribute("node"));
1270            c.setAttribute("action", "execute");
1271            xmppConnectionService.sendIqPacket(getAccount(), packet, (a, iq) -> {
1272                mPager.post(() -> {
1273                    session.updateWithResponse(iq);
1274                });
1275            });
1276
1277            sessions.add(session);
1278            notifyDataSetChanged();
1279            mPager.setCurrentItem(getCount() - 1);
1280        }
1281
1282        public void removeSession(CommandSession session) {
1283            sessions.remove(session);
1284            notifyDataSetChanged();
1285        }
1286
1287        @NonNull
1288        @Override
1289        public Object instantiateItem(@NonNull ViewGroup container, int position) {
1290            if (position < 2) {
1291              return mPager.getChildAt(position);
1292            }
1293
1294            CommandSession session = sessions.get(position-2);
1295            CommandPageBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_page, container, false);
1296            container.addView(binding.getRoot());
1297            session.setBinding(binding);
1298            return session;
1299        }
1300
1301        @Override
1302        public void destroyItem(@NonNull ViewGroup container, int position, Object o) {
1303            if (position < 2) return;
1304
1305            container.removeView(((CommandSession) o).getView());
1306        }
1307
1308        @Override
1309        public int getItemPosition(Object o) {
1310            if (o == mPager.getChildAt(0)) return PagerAdapter.POSITION_UNCHANGED;
1311            if (o == mPager.getChildAt(1)) return PagerAdapter.POSITION_UNCHANGED;
1312
1313            int pos = sessions == null ? -1 : sessions.indexOf(o);
1314            if (pos < 0) return PagerAdapter.POSITION_NONE;
1315            return pos + 2;
1316        }
1317
1318        @Override
1319        public int getCount() {
1320            if (sessions == null) return 1;
1321
1322            int count = 2 + sessions.size();
1323            if (count > 2) {
1324                mTabs.setTabMode(TabLayout.MODE_SCROLLABLE);
1325            } else {
1326                mTabs.setTabMode(TabLayout.MODE_FIXED);
1327            }
1328            return count;
1329        }
1330
1331        @Override
1332        public boolean isViewFromObject(@NonNull View view, @NonNull Object o) {
1333            if (view == o) return true;
1334
1335            if (o instanceof CommandSession) {
1336                return ((CommandSession) o).getView() == view;
1337            }
1338
1339            return false;
1340        }
1341
1342        @Nullable
1343        @Override
1344        public CharSequence getPageTitle(int position) {
1345            switch (position) {
1346                case 0:
1347                    return "Conversation";
1348                case 1:
1349                    return "Commands";
1350                default:
1351                    CommandSession session = sessions.get(position-2);
1352                    if (session == null) return super.getPageTitle(position);
1353                    return session.getTitle();
1354            }
1355        }
1356
1357        class CommandSession extends RecyclerView.Adapter<CommandSession.ViewHolder> {
1358            abstract class ViewHolder<T extends ViewDataBinding> extends RecyclerView.ViewHolder {
1359                protected T binding;
1360
1361                public ViewHolder(T binding) {
1362                    super(binding.getRoot());
1363                    this.binding = binding;
1364                }
1365
1366                abstract public void bind(Item el);
1367
1368                protected void setTextOrHide(TextView v, Optional<String> s) {
1369                    if (s == null || !s.isPresent()) {
1370                        v.setVisibility(View.GONE);
1371                    } else {
1372                        v.setVisibility(View.VISIBLE);
1373                        v.setText(s.get());
1374                    }
1375                }
1376
1377                protected void setupInputType(Element field, TextView textinput, TextInputLayout layout) {
1378                    int flags = 0;
1379                    if (layout != null) layout.setEndIconMode(TextInputLayout.END_ICON_NONE);
1380                    textinput.setInputType(flags | InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT);
1381
1382                    String type = field.getAttribute("type");
1383                    if (type != null) {
1384                        if (type.equals("text-multi") || type.equals("jid-multi")) {
1385                            flags |= InputType.TYPE_TEXT_FLAG_MULTI_LINE;
1386                        }
1387
1388                        textinput.setInputType(flags | InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT);
1389
1390                        if (type.equals("jid-single") || type.equals("jid-multi")) {
1391                            textinput.setInputType(flags | InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
1392                        }
1393
1394                        if (type.equals("text-private")) {
1395                            textinput.setInputType(flags | InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
1396                            if (layout != null) layout.setEndIconMode(TextInputLayout.END_ICON_PASSWORD_TOGGLE);
1397                        }
1398                    }
1399
1400                    Element validate = field.findChild("validate", "http://jabber.org/protocol/xdata-validate");
1401                    if (validate == null) return;
1402                    String datatype = validate.getAttribute("datatype");
1403                    if (datatype == null) return;
1404
1405                    if (datatype.equals("xs:integer") || datatype.equals("xs:int") || datatype.equals("xs:long") || datatype.equals("xs:short") || datatype.equals("xs:byte")) {
1406                        textinput.setInputType(flags | InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED);
1407                    }
1408
1409                    if (datatype.equals("xs:decimal") || datatype.equals("xs:double")) {
1410                        textinput.setInputType(flags | InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_FLAG_SIGNED | InputType.TYPE_NUMBER_FLAG_DECIMAL);
1411                    }
1412
1413                    if (datatype.equals("xs:date")) {
1414                        textinput.setInputType(flags | InputType.TYPE_CLASS_DATETIME | InputType.TYPE_DATETIME_VARIATION_DATE);
1415                    }
1416
1417                    if (datatype.equals("xs:dateTime")) {
1418                        textinput.setInputType(flags | InputType.TYPE_CLASS_DATETIME | InputType.TYPE_DATETIME_VARIATION_NORMAL);
1419                    }
1420
1421                    if (datatype.equals("xs:time")) {
1422                        textinput.setInputType(flags | InputType.TYPE_CLASS_DATETIME | InputType.TYPE_DATETIME_VARIATION_TIME);
1423                    }
1424
1425                    if (datatype.equals("xs:anyURI")) {
1426                        textinput.setInputType(flags | InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_URI);
1427                    }
1428
1429                    if (datatype.equals("html:tel")) {
1430                        textinput.setInputType(flags | InputType.TYPE_CLASS_PHONE);
1431                    }
1432
1433                    if (datatype.equals("html:email")) {
1434                        textinput.setInputType(flags | InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
1435                    }
1436                }
1437            }
1438
1439            class ErrorViewHolder extends ViewHolder<CommandNoteBinding> {
1440                public ErrorViewHolder(CommandNoteBinding binding) { super(binding); }
1441
1442                @Override
1443                public void bind(Item iq) {
1444                    binding.errorIcon.setVisibility(View.VISIBLE);
1445
1446                    Element error = iq.el.findChild("error");
1447                    if (error == null) return;
1448                    String text = error.findChildContent("text", "urn:ietf:params:xml:ns:xmpp-stanzas");
1449                    if (text == null || text.equals("")) {
1450                        text = error.getChildren().get(0).getName();
1451                    }
1452                    binding.message.setText(text);
1453                }
1454            }
1455
1456            class NoteViewHolder extends ViewHolder<CommandNoteBinding> {
1457                public NoteViewHolder(CommandNoteBinding binding) { super(binding); }
1458
1459                @Override
1460                public void bind(Item note) {
1461                    binding.message.setText(note.el.getContent());
1462
1463                    String type = note.el.getAttribute("type");
1464                    if (type != null && type.equals("error")) {
1465                        binding.errorIcon.setVisibility(View.VISIBLE);
1466                    }
1467                }
1468            }
1469
1470            class ResultFieldViewHolder extends ViewHolder<CommandResultFieldBinding> {
1471                public ResultFieldViewHolder(CommandResultFieldBinding binding) { super(binding); }
1472
1473                @Override
1474                public void bind(Item item) {
1475                    Field field = (Field) item;
1476                    setTextOrHide(binding.label, field.getLabel());
1477                    setTextOrHide(binding.desc, field.getDesc());
1478
1479                    ArrayAdapter<String> values = new ArrayAdapter<String>(binding.getRoot().getContext(), R.layout.simple_list_item);
1480                    for (Element el : field.el.getChildren()) {
1481                        if (el.getName().equals("value") && el.getNamespace().equals("jabber:x:data")) {
1482                            values.add(el.getContent());
1483                        }
1484                    }
1485                    binding.values.setAdapter(values);
1486
1487                    ClipboardManager clipboard = (ClipboardManager) binding.getRoot().getContext().getSystemService(Context.CLIPBOARD_SERVICE);
1488                    binding.values.setOnItemLongClickListener((arg0, arg1, pos, id) -> {
1489                        ClipData myClip = ClipData.newPlainText("text", values.getItem(pos));
1490                        clipboard.setPrimaryClip(myClip);
1491                        Toast.makeText(binding.getRoot().getContext(), R.string.message_copied_to_clipboard, Toast.LENGTH_SHORT).show();
1492                        return true;
1493                    });
1494                }
1495            }
1496
1497            class ResultCellViewHolder extends ViewHolder<CommandResultCellBinding> {
1498                public ResultCellViewHolder(CommandResultCellBinding binding) { super(binding); }
1499
1500                @Override
1501                public void bind(Item item) {
1502                    Cell cell = (Cell) item;
1503
1504                    if (cell.el == null) {
1505                        binding.text.setTextAppearance(binding.getRoot().getContext(), R.style.TextAppearance_Conversations_Subhead);
1506                        setTextOrHide(binding.text, cell.reported.getLabel());
1507                    } else {
1508                        binding.text.setTextAppearance(binding.getRoot().getContext(), R.style.TextAppearance_Conversations_Body1);
1509                        binding.text.setText(cell.el.findChildContent("value", "jabber:x:data"));
1510                    }
1511                }
1512            }
1513
1514            class CheckboxFieldViewHolder extends ViewHolder<CommandCheckboxFieldBinding> implements CompoundButton.OnCheckedChangeListener {
1515                public CheckboxFieldViewHolder(CommandCheckboxFieldBinding binding) {
1516                    super(binding);
1517                    binding.row.setOnClickListener((v) -> {
1518                        binding.checkbox.toggle();
1519                    });
1520                    binding.checkbox.setOnCheckedChangeListener(this);
1521                }
1522                protected Element mValue = null;
1523
1524                @Override
1525                public void bind(Item item) {
1526                    Field field = (Field) item;
1527                    binding.label.setText(field.getLabel().or(""));
1528                    setTextOrHide(binding.desc, field.getDesc());
1529                    mValue = field.getValue();
1530                    binding.checkbox.setChecked(mValue.getContent() != null && (mValue.getContent().equals("true") || mValue.getContent().equals("1")));
1531                }
1532
1533                @Override
1534                public void onCheckedChanged(CompoundButton checkbox, boolean isChecked) {
1535                    if (mValue == null) return;
1536
1537                    mValue.setContent(isChecked ? "true" : "false");
1538                }
1539            }
1540
1541            class SearchListFieldViewHolder extends ViewHolder<CommandSearchListFieldBinding> implements TextWatcher {
1542                public SearchListFieldViewHolder(CommandSearchListFieldBinding binding) {
1543                    super(binding);
1544                    binding.search.addTextChangedListener(this);
1545                }
1546                protected Element mValue = null;
1547                List<Option> options = new ArrayList<>();
1548                protected ArrayAdapter<Option> adapter;
1549                protected boolean open;
1550
1551                @Override
1552                public void bind(Item item) {
1553                    Field field = (Field) item;
1554                    setTextOrHide(binding.label, field.getLabel());
1555                    setTextOrHide(binding.desc, field.getDesc());
1556
1557                    if (field.error != null) {
1558                        binding.desc.setVisibility(View.VISIBLE);
1559                        binding.desc.setText(field.error);
1560                        binding.desc.setTextAppearance(R.style.TextAppearance_Conversations_Design_Error);
1561                    } else {
1562                        binding.desc.setTextAppearance(R.style.TextAppearance_Conversations_Status);
1563                    }
1564
1565                    mValue = field.getValue();
1566
1567                    Element validate = field.el.findChild("validate", "http://jabber.org/protocol/xdata-validate");
1568                    open = validate != null && validate.findChild("open", "http://jabber.org/protocol/xdata-validate") != null;
1569                    setupInputType(field.el, binding.search, null);
1570
1571                    options = field.getOptions();
1572                    binding.list.setOnItemClickListener((parent, view, position, id) -> {
1573                        mValue.setContent(adapter.getItem(binding.list.getCheckedItemPosition()).getValue());
1574                        if (open) binding.search.setText(mValue.getContent());
1575                    });
1576                    search("");
1577                }
1578
1579                @Override
1580                public void afterTextChanged(Editable s) {
1581                    if (open) mValue.setContent(s.toString());
1582                    search(s.toString());
1583                }
1584
1585                @Override
1586                public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
1587
1588                @Override
1589                public void onTextChanged(CharSequence s, int start, int count, int after) { }
1590
1591                protected void search(String s) {
1592                    List<Option> filteredOptions;
1593                    final String q = s.replaceAll("\\W", "").toLowerCase();
1594                    if (q == null || q.equals("")) {
1595                        filteredOptions = options;
1596                    } else {
1597                        filteredOptions = options.stream().filter(o -> o.toString().replaceAll("\\W", "").toLowerCase().contains(q)).collect(Collectors.toList());
1598                    }
1599                    adapter = new ArrayAdapter(binding.getRoot().getContext(), R.layout.simple_list_item, filteredOptions);
1600                    binding.list.setAdapter(adapter);
1601
1602                    int checkedPos = filteredOptions.indexOf(new Option(mValue.getContent(), ""));
1603                    if (checkedPos >= 0) binding.list.setItemChecked(checkedPos, true);
1604                }
1605            }
1606
1607            class RadioEditFieldViewHolder extends ViewHolder<CommandRadioEditFieldBinding> implements CompoundButton.OnCheckedChangeListener, TextWatcher {
1608                public RadioEditFieldViewHolder(CommandRadioEditFieldBinding binding) {
1609                    super(binding);
1610                    binding.open.addTextChangedListener(this);
1611                    options = new ArrayAdapter<Option>(binding.getRoot().getContext(), R.layout.radio_grid_item) {
1612                        @Override
1613                        public View getView(int position, View convertView, ViewGroup parent) {
1614                            CompoundButton v = (CompoundButton) super.getView(position, convertView, parent);
1615                            v.setId(position);
1616                            v.setChecked(getItem(position).getValue().equals(mValue.getContent()));
1617                            v.setOnCheckedChangeListener(RadioEditFieldViewHolder.this);
1618                            return v;
1619                        }
1620                    };
1621                }
1622                protected Element mValue = null;
1623                protected ArrayAdapter<Option> options;
1624
1625                @Override
1626                public void bind(Item item) {
1627                    Field field = (Field) item;
1628                    setTextOrHide(binding.label, field.getLabel());
1629                    setTextOrHide(binding.desc, field.getDesc());
1630
1631                    if (field.error != null) {
1632                        binding.desc.setVisibility(View.VISIBLE);
1633                        binding.desc.setText(field.error);
1634                        binding.desc.setTextAppearance(R.style.TextAppearance_Conversations_Design_Error);
1635                    } else {
1636                        binding.desc.setTextAppearance(R.style.TextAppearance_Conversations_Status);
1637                    }
1638
1639                    mValue = field.getValue();
1640
1641                    Element validate = field.el.findChild("validate", "http://jabber.org/protocol/xdata-validate");
1642                    binding.open.setVisibility((validate != null && validate.findChild("open", "http://jabber.org/protocol/xdata-validate") != null) ? View.VISIBLE : View.GONE);
1643                    binding.open.setText(mValue.getContent());
1644                    setupInputType(field.el, binding.open, null);
1645
1646                    options.clear();
1647                    List<Option> theOptions = field.getOptions();
1648                    options.addAll(theOptions);
1649
1650                    float screenWidth = binding.getRoot().getContext().getResources().getDisplayMetrics().widthPixels;
1651                    TextPaint paint = ((TextView) LayoutInflater.from(binding.getRoot().getContext()).inflate(R.layout.radio_grid_item, null)).getPaint();
1652                    float maxColumnWidth = theOptions.stream().map((x) ->
1653                        StaticLayout.getDesiredWidth(x.toString(), paint)
1654                    ).max(Float::compare).orElse(new Float(0.0));
1655                    if (maxColumnWidth * theOptions.size() < 0.90 * screenWidth) {
1656                        binding.radios.setNumColumns(theOptions.size());
1657                    } else if (maxColumnWidth * (theOptions.size() / 2) < 0.90 * screenWidth) {
1658                        binding.radios.setNumColumns(theOptions.size() / 2);
1659                    } else {
1660                        binding.radios.setNumColumns(1);
1661                    }
1662                    binding.radios.setAdapter(options);
1663                }
1664
1665                @Override
1666                public void onCheckedChanged(CompoundButton radio, boolean isChecked) {
1667                    if (mValue == null) return;
1668
1669                    if (isChecked) {
1670                        mValue.setContent(options.getItem(radio.getId()).getValue());
1671                        binding.open.setText(mValue.getContent());
1672                    }
1673                    options.notifyDataSetChanged();
1674                }
1675
1676                @Override
1677                public void afterTextChanged(Editable s) {
1678                    if (mValue == null) return;
1679
1680                    mValue.setContent(s.toString());
1681                    options.notifyDataSetChanged();
1682                }
1683
1684                @Override
1685                public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
1686
1687                @Override
1688                public void onTextChanged(CharSequence s, int start, int count, int after) { }
1689            }
1690
1691            class SpinnerFieldViewHolder extends ViewHolder<CommandSpinnerFieldBinding> implements AdapterView.OnItemSelectedListener {
1692                public SpinnerFieldViewHolder(CommandSpinnerFieldBinding binding) {
1693                    super(binding);
1694                    binding.spinner.setOnItemSelectedListener(this);
1695                }
1696                protected Element mValue = null;
1697
1698                @Override
1699                public void bind(Item item) {
1700                    Field field = (Field) item;
1701                    setTextOrHide(binding.label, field.getLabel());
1702                    binding.spinner.setPrompt(field.getLabel().or(""));
1703                    setTextOrHide(binding.desc, field.getDesc());
1704
1705                    mValue = field.getValue();
1706
1707                    ArrayAdapter<Option> options = new ArrayAdapter<Option>(binding.getRoot().getContext(), android.R.layout.simple_spinner_item);
1708                    options.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
1709                    options.addAll(field.getOptions());
1710
1711                    binding.spinner.setAdapter(options);
1712                    binding.spinner.setSelection(options.getPosition(new Option(mValue.getContent(), null)));
1713                }
1714
1715                @Override
1716                public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
1717                    Option o = (Option) parent.getItemAtPosition(pos);
1718                    if (mValue == null) return;
1719
1720                    mValue.setContent(o == null ? "" : o.getValue());
1721                }
1722
1723                @Override
1724                public void onNothingSelected(AdapterView<?> parent) {
1725                    mValue.setContent("");
1726                }
1727            }
1728
1729            class TextFieldViewHolder extends ViewHolder<CommandTextFieldBinding> implements TextWatcher {
1730                public TextFieldViewHolder(CommandTextFieldBinding binding) {
1731                    super(binding);
1732                    binding.textinput.addTextChangedListener(this);
1733                }
1734                protected Element mValue = null;
1735
1736                @Override
1737                public void bind(Item item) {
1738                    Field field = (Field) item;
1739                    binding.textinputLayout.setHint(field.getLabel().or(""));
1740
1741                    binding.textinputLayout.setHelperTextEnabled(field.getDesc().isPresent());
1742                    for (String desc : field.getDesc().asSet()) {
1743                        binding.textinputLayout.setHelperText(desc);
1744                    }
1745
1746                    binding.textinputLayout.setErrorEnabled(field.error != null);
1747                    if (field.error != null) binding.textinputLayout.setError(field.error);
1748
1749                    mValue = field.getValue();
1750                    binding.textinput.setText(mValue.getContent());
1751                    setupInputType(field.el, binding.textinput, binding.textinputLayout);
1752                }
1753
1754                @Override
1755                public void afterTextChanged(Editable s) {
1756                    if (mValue == null) return;
1757
1758                    mValue.setContent(s.toString());
1759                }
1760
1761                @Override
1762                public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
1763
1764                @Override
1765                public void onTextChanged(CharSequence s, int start, int count, int after) { }
1766            }
1767
1768            class WebViewHolder extends ViewHolder<CommandWebviewBinding> {
1769                public WebViewHolder(CommandWebviewBinding binding) { super(binding); }
1770
1771                @Override
1772                public void bind(Item oob) {
1773                    binding.webview.getSettings().setJavaScriptEnabled(true);
1774                    binding.webview.getSettings().setUserAgentString("Mozilla/5.0 (Linux; Android 11) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.106 Mobile Safari/537.36");
1775                    binding.webview.getSettings().setDatabaseEnabled(true);
1776                    binding.webview.getSettings().setDomStorageEnabled(true);
1777                    binding.webview.setWebChromeClient(new WebChromeClient() {
1778                        @Override
1779                        public void onProgressChanged(WebView view, int newProgress) {
1780                            binding.progressbar.setVisibility(newProgress < 100 ? View.VISIBLE : View.GONE);
1781                            binding.progressbar.setProgress(newProgress);
1782                        }
1783                    });
1784                    binding.webview.setWebViewClient(new WebViewClient() {
1785                        @Override
1786                        public void onPageFinished(WebView view, String url) {
1787                            super.onPageFinished(view, url);
1788                            mTitle = view.getTitle();
1789                            ConversationPagerAdapter.this.notifyDataSetChanged();
1790                        }
1791                    });
1792                    binding.webview.addJavascriptInterface(new JsObject(), "xmpp_xep0050");
1793                    binding.webview.loadUrl(oob.el.findChildContent("url", "jabber:x:oob"));
1794                }
1795
1796                class JsObject {
1797                    @JavascriptInterface
1798                    public void execute() { execute("execute"); }
1799                    public void execute(String action) {
1800                        getView().post(() -> {
1801                            if(CommandSession.this.execute(action)) {
1802                                removeSession(CommandSession.this);
1803                            }
1804                        });
1805                    }
1806                }
1807            }
1808
1809            class ProgressBarViewHolder extends ViewHolder<CommandProgressBarBinding> {
1810                public ProgressBarViewHolder(CommandProgressBarBinding binding) { super(binding); }
1811
1812                @Override
1813                public void bind(Item item) { }
1814            }
1815
1816            class Item {
1817                protected Element el;
1818                protected int viewType;
1819                protected String error = null;
1820
1821                Item(Element el, int viewType) {
1822                    this.el = el;
1823                    this.viewType = viewType;
1824                }
1825
1826                public boolean validate() {
1827                    error = null;
1828                    return true;
1829                }
1830            }
1831
1832            class Field extends Item {
1833                Field(Element el, int viewType) { super(el, viewType); }
1834
1835                @Override
1836                public boolean validate() {
1837                    if (!super.validate()) return false;
1838                    if (el.findChild("required", "jabber:x:data") == null) return true;
1839                    if (getValue().getContent() != null && !getValue().getContent().equals("")) return true;
1840
1841                    error = "this value is required";
1842                    return false;
1843                }
1844
1845                public String getVar() {
1846                    return el.getAttribute("var");
1847                }
1848
1849                public Optional<String> getLabel() {
1850                    String label = el.getAttribute("label");
1851                    if (label == null) label = getVar();
1852                    return Optional.fromNullable(label);
1853                }
1854
1855                public Optional<String> getDesc() {
1856                    return Optional.fromNullable(el.findChildContent("desc", "jabber:x:data"));
1857                }
1858
1859                public Element getValue() {
1860                    Element value = el.findChild("value", "jabber:x:data");
1861                    if (value == null) {
1862                        value = el.addChild("value", "jabber:x:data");
1863                    }
1864                    return value;
1865                }
1866
1867                public List<Option> getOptions() {
1868                    return Option.forField(el);
1869                }
1870            }
1871
1872            class Cell extends Item {
1873                protected Field reported;
1874
1875                Cell(Field reported, Element item) {
1876                    super(item, TYPE_RESULT_CELL);
1877                    this.reported = reported;
1878                }
1879            }
1880
1881            protected Field mkField(Element el) {
1882                int viewType = -1;
1883
1884                String formType = responseElement.getAttribute("type");
1885                if (formType != null) {
1886                    String fieldType = el.getAttribute("type");
1887                    if (fieldType == null) fieldType = "text-single";
1888
1889                    if (formType.equals("result") || fieldType.equals("fixed")) {
1890                        viewType = TYPE_RESULT_FIELD;
1891                    } else if (formType.equals("form")) {
1892                        if (fieldType.equals("boolean")) {
1893                            viewType = TYPE_CHECKBOX_FIELD;
1894                        } else if (fieldType.equals("list-single")) {
1895                            Element validate = el.findChild("validate", "http://jabber.org/protocol/xdata-validate");
1896                            if (Option.forField(el).size() > 9) {
1897                                viewType = TYPE_SEARCH_LIST_FIELD;
1898                            } else if (el.findChild("value", "jabber:x:data") == null || (validate != null && validate.findChild("open", "http://jabber.org/protocol/xdata-validate") != null)) {
1899                                viewType = TYPE_RADIO_EDIT_FIELD;
1900                            } else {
1901                                viewType = TYPE_SPINNER_FIELD;
1902                            }
1903                        } else {
1904                            viewType = TYPE_TEXT_FIELD;
1905                        }
1906                    }
1907
1908                    return new Field(el, viewType);
1909                }
1910
1911                return null;
1912            }
1913
1914            protected Item mkItem(Element el, int pos) {
1915                int viewType = -1;
1916
1917                if (response != null && response.getType() == IqPacket.TYPE.RESULT) {
1918                    if (el.getName().equals("note")) {
1919                        viewType = TYPE_NOTE;
1920                    } else if (el.getNamespace().equals("jabber:x:oob")) {
1921                        viewType = TYPE_WEB;
1922                    } else if (el.getName().equals("instructions") && el.getNamespace().equals("jabber:x:data")) {
1923                        viewType = TYPE_NOTE;
1924                    } else if (el.getName().equals("field") && el.getNamespace().equals("jabber:x:data")) {
1925                        Field field = mkField(el);
1926                        if (field != null) {
1927                            items.put(pos, field);
1928                            return field;
1929                        }
1930                    }
1931                } else if (response != null) {
1932                    viewType = TYPE_ERROR;
1933                }
1934
1935                Item item = new Item(el, viewType);
1936                items.put(pos, item);
1937                return item;
1938            }
1939
1940            final int TYPE_ERROR = 1;
1941            final int TYPE_NOTE = 2;
1942            final int TYPE_WEB = 3;
1943            final int TYPE_RESULT_FIELD = 4;
1944            final int TYPE_TEXT_FIELD = 5;
1945            final int TYPE_CHECKBOX_FIELD = 6;
1946            final int TYPE_SPINNER_FIELD = 7;
1947            final int TYPE_RADIO_EDIT_FIELD = 8;
1948            final int TYPE_RESULT_CELL = 9;
1949            final int TYPE_PROGRESSBAR = 10;
1950            final int TYPE_SEARCH_LIST_FIELD = 11;
1951
1952            protected boolean loading = false;
1953            protected Timer loadingTimer = new Timer();
1954            protected String mTitle;
1955            protected CommandPageBinding mBinding = null;
1956            protected IqPacket response = null;
1957            protected Element responseElement = null;
1958            protected List<Field> reported = null;
1959            protected SparseArray<Item> items = new SparseArray<>();
1960            protected XmppConnectionService xmppConnectionService;
1961            protected ArrayAdapter<String> actionsAdapter;
1962            protected GridLayoutManager layoutManager;
1963
1964            CommandSession(String title, XmppConnectionService xmppConnectionService) {
1965                loading();
1966                mTitle = title;
1967                this.xmppConnectionService = xmppConnectionService;
1968                if (mPager != null) setupLayoutManager();
1969                actionsAdapter = new ArrayAdapter<String>(xmppConnectionService, R.layout.simple_list_item) {
1970                    @Override
1971                    public View getView(int position, View convertView, ViewGroup parent) {
1972                        View v = super.getView(position, convertView, parent);
1973                        TextView tv = (TextView) v.findViewById(android.R.id.text1);
1974                        tv.setGravity(Gravity.CENTER);
1975                        int resId = xmppConnectionService.getResources().getIdentifier("action_" + tv.getText() , "string" , xmppConnectionService.getPackageName());
1976                        if (resId != 0) tv.setText(xmppConnectionService.getResources().getString(resId));
1977                        tv.setTextColor(ContextCompat.getColor(xmppConnectionService, R.color.white));
1978                        tv.setBackgroundColor(UIHelper.getColorForName(tv.getText().toString()));
1979                        return v;
1980                    }
1981                };
1982                actionsAdapter.registerDataSetObserver(new DataSetObserver() {
1983                    @Override
1984                    public void onChanged() {
1985                        if (mBinding == null) return;
1986
1987                        mBinding.actions.setNumColumns(actionsAdapter.getCount() > 1 ? 2 : 1);
1988                    }
1989
1990                    @Override
1991                    public void onInvalidated() {}
1992                });
1993            }
1994
1995            public String getTitle() {
1996                return mTitle;
1997            }
1998
1999            public void updateWithResponse(IqPacket iq) {
2000                this.loadingTimer.cancel();
2001                this.loadingTimer = new Timer();
2002                this.loading = false;
2003                this.responseElement = null;
2004                this.reported = null;
2005                this.response = iq;
2006                this.items.clear();
2007                this.actionsAdapter.clear();
2008                layoutManager.setSpanCount(1);
2009
2010                Element command = iq.findChild("command", "http://jabber.org/protocol/commands");
2011                if (iq.getType() == IqPacket.TYPE.RESULT && command != null) {
2012                    for (Element el : command.getChildren()) {
2013                        if (el.getName().equals("actions") && el.getNamespace().equals("http://jabber.org/protocol/commands")) {
2014                            for (Element action : el.getChildren()) {
2015                                if (!el.getNamespace().equals("http://jabber.org/protocol/commands")) continue;
2016                                if (action.getName().equals("execute")) continue;
2017
2018                                actionsAdapter.add(action.getName());
2019                            }
2020                        }
2021                        if (el.getName().equals("x") && el.getNamespace().equals("jabber:x:data")) {
2022                            String title = el.findChildContent("title", "jabber:x:data");
2023                            if (title != null) {
2024                                mTitle = title;
2025                                ConversationPagerAdapter.this.notifyDataSetChanged();
2026                            }
2027
2028                            if (el.getAttribute("type").equals("result") || el.getAttribute("type").equals("form")) {
2029                                this.responseElement = el;
2030                                setupReported(el.findChild("reported", "jabber:x:data"));
2031                                layoutManager.setSpanCount(this.reported == null ? 1 : this.reported.size());
2032                            }
2033                            break;
2034                        }
2035                        if (el.getName().equals("x") && el.getNamespace().equals("jabber:x:oob")) {
2036                            String url = el.findChildContent("url", "jabber:x:oob");
2037                            if (url != null) {
2038                                String scheme = Uri.parse(url).getScheme();
2039                                if (scheme.equals("http") || scheme.equals("https")) {
2040                                    this.responseElement = el;
2041                                    break;
2042                                }
2043                            }
2044                        }
2045                        if (el.getName().equals("note") && el.getNamespace().equals("http://jabber.org/protocol/commands")) {
2046                            this.responseElement = el;
2047                            break;
2048                        }
2049                    }
2050
2051                    if (responseElement == null && (command.getAttribute("status").equals("completed") || command.getAttribute("status").equals("canceled"))) {
2052                        removeSession(this);
2053                        return;
2054                    }
2055
2056                    if (command.getAttribute("status").equals("executing") && actionsAdapter.getCount() < 1) {
2057                        // No actions have been given, but we are not done?
2058                        // This is probably a spec violation, but we should do *something*
2059                        actionsAdapter.add("execute");
2060                    }
2061
2062                    if (!actionsAdapter.isEmpty()) {
2063                        if (command.getAttribute("status").equals("completed") || command.getAttribute("status").equals("canceled")) {
2064                            actionsAdapter.add("close");
2065                        } else if (actionsAdapter.getPosition("cancel") < 0) {
2066                            actionsAdapter.insert("cancel", 0);
2067                        }
2068                    }
2069                }
2070
2071                if (actionsAdapter.isEmpty()) {
2072                    actionsAdapter.add("close");
2073                }
2074
2075                notifyDataSetChanged();
2076            }
2077
2078            protected void setupReported(Element el) {
2079                if (el == null) {
2080                    reported = null;
2081                    return;
2082                }
2083
2084                reported = new ArrayList<>();
2085                for (Element fieldEl : el.getChildren()) {
2086                    if (!fieldEl.getName().equals("field") || !fieldEl.getNamespace().equals("jabber:x:data")) continue;
2087                    reported.add(mkField(fieldEl));
2088                }
2089            }
2090
2091            @Override
2092            public int getItemCount() {
2093                if (loading) return 1;
2094                if (response == null) return 0;
2095                if (response.getType() == IqPacket.TYPE.RESULT && responseElement != null && responseElement.getNamespace().equals("jabber:x:data")) {
2096                    int i = 0;
2097                    for (Element el : responseElement.getChildren()) {
2098                        if (!el.getNamespace().equals("jabber:x:data")) continue;
2099                        if (el.getName().equals("title")) continue;
2100                        if (el.getName().equals("field")) {
2101                            String type = el.getAttribute("type");
2102                            if (type != null && type.equals("hidden")) continue;
2103                        }
2104
2105                        if (el.getName().equals("reported") || el.getName().equals("item")) {
2106                            if (reported != null) i += reported.size();
2107                            continue;
2108                        }
2109
2110                        i++;
2111                    }
2112                    return i;
2113                }
2114                return 1;
2115            }
2116
2117            public Item getItem(int position) {
2118                if (loading) return new Item(null, TYPE_PROGRESSBAR);
2119                if (items.get(position) != null) return items.get(position);
2120                if (response == null) return null;
2121
2122                if (response.getType() == IqPacket.TYPE.RESULT && responseElement != null) {
2123                    if (responseElement.getNamespace().equals("jabber:x:data")) {
2124                        int i = 0;
2125                        for (Element el : responseElement.getChildren()) {
2126                            if (!el.getNamespace().equals("jabber:x:data")) continue;
2127                            if (el.getName().equals("title")) continue;
2128                            if (el.getName().equals("field")) {
2129                                String type = el.getAttribute("type");
2130                                if (type != null && type.equals("hidden")) continue;
2131                            }
2132
2133                            if (el.getName().equals("reported") || el.getName().equals("item")) {
2134                                Cell cell = null;
2135
2136                                if (reported != null) {
2137                                    if (reported.size() > position - i) {
2138                                        Field reportedField = reported.get(position - i);
2139                                        Element itemField = null;
2140                                        if (el.getName().equals("item")) {
2141                                            for (Element subel : el.getChildren()) {
2142                                                if (subel.getAttribute("var").equals(reportedField.getVar())) {
2143                                                   itemField = subel;
2144                                                   break;
2145                                                }
2146                                            }
2147                                        }
2148                                        cell = new Cell(reportedField, itemField);
2149                                    } else {
2150                                        i += reported.size();
2151                                        continue;
2152                                    }
2153                                }
2154
2155                                if (cell != null) {
2156                                    items.put(position, cell);
2157                                    return cell;
2158                                }
2159                            }
2160
2161                            if (i < position) {
2162                                i++;
2163                                continue;
2164                            }
2165
2166                            return mkItem(el, position);
2167                        }
2168                    }
2169                }
2170
2171                return mkItem(responseElement == null ? response : responseElement, position);
2172            }
2173
2174            @Override
2175            public int getItemViewType(int position) {
2176                return getItem(position).viewType;
2177            }
2178
2179            @Override
2180            public ViewHolder onCreateViewHolder(ViewGroup container, int viewType) {
2181                switch(viewType) {
2182                    case TYPE_ERROR: {
2183                        CommandNoteBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_note, container, false);
2184                        return new ErrorViewHolder(binding);
2185                    }
2186                    case TYPE_NOTE: {
2187                        CommandNoteBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_note, container, false);
2188                        return new NoteViewHolder(binding);
2189                    }
2190                    case TYPE_WEB: {
2191                        CommandWebviewBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_webview, container, false);
2192                        return new WebViewHolder(binding);
2193                    }
2194                    case TYPE_RESULT_FIELD: {
2195                        CommandResultFieldBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_result_field, container, false);
2196                        return new ResultFieldViewHolder(binding);
2197                    }
2198                    case TYPE_RESULT_CELL: {
2199                        CommandResultCellBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_result_cell, container, false);
2200                        return new ResultCellViewHolder(binding);
2201                    }
2202                    case TYPE_CHECKBOX_FIELD: {
2203                        CommandCheckboxFieldBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_checkbox_field, container, false);
2204                        return new CheckboxFieldViewHolder(binding);
2205                    }
2206                    case TYPE_SEARCH_LIST_FIELD: {
2207                        CommandSearchListFieldBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_search_list_field, container, false);
2208                        return new SearchListFieldViewHolder(binding);
2209                    }
2210                    case TYPE_RADIO_EDIT_FIELD: {
2211                        CommandRadioEditFieldBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_radio_edit_field, container, false);
2212                        return new RadioEditFieldViewHolder(binding);
2213                    }
2214                    case TYPE_SPINNER_FIELD: {
2215                        CommandSpinnerFieldBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_spinner_field, container, false);
2216                        return new SpinnerFieldViewHolder(binding);
2217                    }
2218                    case TYPE_TEXT_FIELD: {
2219                        CommandTextFieldBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_text_field, container, false);
2220                        return new TextFieldViewHolder(binding);
2221                    }
2222                    case TYPE_PROGRESSBAR: {
2223                        CommandProgressBarBinding binding = DataBindingUtil.inflate(LayoutInflater.from(container.getContext()), R.layout.command_progress_bar, container, false);
2224                        return new ProgressBarViewHolder(binding);
2225                    }
2226                    default:
2227                        throw new IllegalArgumentException("Unknown viewType: " + viewType);
2228                }
2229            }
2230
2231            @Override
2232            public void onBindViewHolder(ViewHolder viewHolder, int position) {
2233                viewHolder.bind(getItem(position));
2234            }
2235
2236            public View getView() {
2237                return mBinding.getRoot();
2238            }
2239
2240            public boolean validate() {
2241                int count = getItemCount();
2242                boolean isValid = true;
2243                for (int i = 0; i < count; i++) {
2244                    boolean oneIsValid = getItem(i).validate();
2245                    isValid = isValid && oneIsValid;
2246                }
2247                notifyDataSetChanged();
2248                return isValid;
2249            }
2250
2251            public boolean execute() {
2252                return execute("execute");
2253            }
2254
2255            public boolean execute(int actionPosition) {
2256                return execute(actionsAdapter.getItem(actionPosition));
2257            }
2258
2259            public boolean execute(String action) {
2260                if (!action.equals("cancel") && !action.equals("prev") && !validate()) return false;
2261                if (response == null) return true;
2262                Element command = response.findChild("command", "http://jabber.org/protocol/commands");
2263                if (command == null) return true;
2264                String status = command.getAttribute("status");
2265                if (status == null || (!status.equals("executing") && !action.equals("prev"))) return true;
2266
2267                final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
2268                packet.setTo(response.getFrom());
2269                final Element c = packet.addChild("command", Namespace.COMMANDS);
2270                c.setAttribute("node", command.getAttribute("node"));
2271                c.setAttribute("sessionid", command.getAttribute("sessionid"));
2272                c.setAttribute("action", action);
2273
2274                String formType = responseElement == null ? null : responseElement.getAttribute("type");
2275                if (!action.equals("cancel") &&
2276                    !action.equals("prev") &&
2277                    responseElement != null &&
2278                    responseElement.getName().equals("x") &&
2279                    responseElement.getNamespace().equals("jabber:x:data") &&
2280                    formType != null && formType.equals("form")) {
2281
2282                    responseElement.setAttribute("type", "submit");
2283                    Element rsm = responseElement.findChild("set", "http://jabber.org/protocol/rsm");
2284                    if (rsm != null) {
2285                        Element max = new Element("max", "http://jabber.org/protocol/rsm");
2286                        max.setContent("1000");
2287                        rsm.addChild(max);
2288                    }
2289                    c.addChild(responseElement);
2290                }
2291
2292                xmppConnectionService.sendIqPacket(getAccount(), packet, (a, iq) -> {
2293                    getView().post(() -> {
2294                        updateWithResponse(iq);
2295                    });
2296                });
2297
2298                loading();
2299                return false;
2300            }
2301
2302            protected void loading() {
2303                loadingTimer.schedule(new TimerTask() {
2304                    @Override
2305                    public void run() {
2306                        getView().post(() -> {
2307                            loading = true;
2308                            notifyDataSetChanged();
2309                        });
2310                    }
2311                }, 500);
2312            }
2313
2314            protected GridLayoutManager setupLayoutManager() {
2315                layoutManager = new GridLayoutManager(mPager.getContext(), layoutManager == null ? 1 : layoutManager.getSpanCount());
2316                layoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
2317                    @Override
2318                    public int getSpanSize(int position) {
2319                        if (getItemViewType(position) != TYPE_RESULT_CELL) return layoutManager.getSpanCount();
2320                        return 1;
2321                    }
2322                });
2323                return layoutManager;
2324            }
2325
2326            public void setBinding(CommandPageBinding b) {
2327                mBinding = b;
2328                // https://stackoverflow.com/a/32350474/8611
2329                mBinding.form.addOnItemTouchListener(new RecyclerView.OnItemTouchListener() {
2330                    @Override
2331                    public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
2332                        if(rv.getChildCount() > 0) {
2333                            int[] location = new int[2];
2334                            rv.getLocationOnScreen(location);
2335                            View childView = rv.findChildViewUnder(e.getX(), e.getY());
2336                            if (childView instanceof ViewGroup) {
2337                                childView = findViewAt((ViewGroup) childView, location[0] + e.getX(), location[1] + e.getY());
2338                            }
2339                            if (childView instanceof ListView || childView instanceof WebView) {
2340                                int action = e.getAction();
2341                                switch (action) {
2342                                    case MotionEvent.ACTION_DOWN:
2343                                        rv.requestDisallowInterceptTouchEvent(true);
2344                                }
2345                            }
2346                        }
2347
2348                        return false;
2349                    }
2350
2351                    @Override
2352                    public void onRequestDisallowInterceptTouchEvent(boolean disallow) { }
2353
2354                    @Override
2355                    public void onTouchEvent(RecyclerView rv, MotionEvent e) { }
2356                });
2357                mBinding.form.setLayoutManager(setupLayoutManager());
2358                mBinding.form.setAdapter(this);
2359                mBinding.actions.setAdapter(actionsAdapter);
2360                mBinding.actions.setOnItemClickListener((parent, v, pos, id) -> {
2361                    if (execute(pos)) {
2362                        removeSession(CommandSession.this);
2363                    }
2364                });
2365
2366                actionsAdapter.notifyDataSetChanged();
2367            }
2368
2369            // https://stackoverflow.com/a/36037991/8611
2370            private View findViewAt(ViewGroup viewGroup, float x, float y) {
2371                for(int i = 0; i < viewGroup.getChildCount(); i++) {
2372                    View child = viewGroup.getChildAt(i);
2373                    if (child instanceof ViewGroup && !(child instanceof ListView) && !(child instanceof WebView)) {
2374                        View foundView = findViewAt((ViewGroup) child, x, y);
2375                        if (foundView != null && foundView.isShown()) {
2376                            return foundView;
2377                        }
2378                    } else {
2379                        int[] location = new int[2];
2380                        child.getLocationOnScreen(location);
2381                        Rect rect = new Rect(location[0], location[1], location[0] + child.getWidth(), location[1] + child.getHeight());
2382                        if (rect.contains((int)x, (int)y)) {
2383                            return child;
2384                        }
2385                    }
2386                }
2387
2388                return null;
2389            }
2390        }
2391    }
2392}