MessageAdapter.java

   1package eu.siacs.conversations.ui.adapter;
   2
   3import android.Manifest;
   4import android.app.Activity;
   5import android.content.Intent;
   6import android.content.SharedPreferences;
   7import android.content.pm.PackageManager;
   8import android.graphics.PorterDuff;
   9import android.graphics.drawable.Drawable;
  10import android.graphics.Typeface;
  11import android.net.Uri;
  12import android.os.AsyncTask;
  13import android.preference.PreferenceManager;
  14import android.text.Spannable;
  15import android.text.SpannableString;
  16import android.text.SpannableStringBuilder;
  17import android.text.style.ImageSpan;
  18import android.text.style.ClickableSpan;
  19import android.text.format.DateUtils;
  20import android.text.style.ForegroundColorSpan;
  21import android.text.style.RelativeSizeSpan;
  22import android.text.style.StyleSpan;
  23import android.text.style.URLSpan;
  24import android.util.DisplayMetrics;
  25import android.view.MotionEvent;
  26import android.view.View;
  27import android.view.ViewGroup;
  28import android.view.WindowManager;
  29import android.widget.ArrayAdapter;
  30import android.widget.Button;
  31import android.widget.ImageView;
  32import android.widget.LinearLayout;
  33import android.widget.ListAdapter;
  34import android.widget.ListView;
  35import android.widget.RelativeLayout;
  36import android.widget.TextView;
  37import android.widget.Toast;
  38
  39import androidx.core.app.ActivityCompat;
  40import androidx.core.content.ContextCompat;
  41import androidx.core.content.res.ResourcesCompat;
  42
  43import com.cheogram.android.BobTransfer;
  44import com.cheogram.android.SwipeDetector;
  45
  46import com.google.common.base.Strings;
  47
  48import com.lelloman.identicon.view.GithubIdenticonView;
  49
  50import java.io.IOException;
  51import java.net.URI;
  52import java.net.URISyntaxException;
  53import java.security.NoSuchAlgorithmException;
  54import java.util.List;
  55import java.util.Locale;
  56import java.util.regex.Matcher;
  57import java.util.regex.Pattern;
  58
  59import io.ipfs.cid.Cid;
  60
  61import me.saket.bettermovementmethod.BetterLinkMovementMethod;
  62
  63import eu.siacs.conversations.Config;
  64import eu.siacs.conversations.R;
  65import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  66import eu.siacs.conversations.entities.Account;
  67import eu.siacs.conversations.entities.Contact;
  68import eu.siacs.conversations.entities.Conversation;
  69import eu.siacs.conversations.entities.Conversational;
  70import eu.siacs.conversations.entities.DownloadableFile;
  71import eu.siacs.conversations.entities.Message.FileParams;
  72import eu.siacs.conversations.entities.Message;
  73import eu.siacs.conversations.entities.Roster;
  74import eu.siacs.conversations.entities.RtpSessionStatus;
  75import eu.siacs.conversations.entities.Transferable;
  76import eu.siacs.conversations.persistance.FileBackend;
  77import eu.siacs.conversations.services.MessageArchiveService;
  78import eu.siacs.conversations.services.NotificationService;
  79import eu.siacs.conversations.ui.ConversationFragment;
  80import eu.siacs.conversations.ui.ConversationsActivity;
  81import eu.siacs.conversations.ui.XmppActivity;
  82import eu.siacs.conversations.ui.service.AudioPlayer;
  83import eu.siacs.conversations.ui.text.DividerSpan;
  84import eu.siacs.conversations.ui.text.QuoteSpan;
  85import eu.siacs.conversations.ui.util.AvatarWorkerTask;
  86import eu.siacs.conversations.ui.util.MyLinkify;
  87import eu.siacs.conversations.ui.util.QuoteHelper;
  88import eu.siacs.conversations.ui.util.ShareUtil;
  89import eu.siacs.conversations.ui.util.StyledAttributes;
  90import eu.siacs.conversations.ui.util.ViewUtil;
  91import eu.siacs.conversations.utils.CryptoHelper;
  92import eu.siacs.conversations.utils.Emoticons;
  93import eu.siacs.conversations.utils.GeoHelper;
  94import eu.siacs.conversations.utils.MessageUtils;
  95import eu.siacs.conversations.utils.StylingHelper;
  96import eu.siacs.conversations.utils.TimeFrameUtils;
  97import eu.siacs.conversations.utils.UIHelper;
  98import eu.siacs.conversations.xmpp.Jid;
  99import eu.siacs.conversations.xmpp.mam.MamReference;
 100import eu.siacs.conversations.xml.Element;
 101
 102public class MessageAdapter extends ArrayAdapter<Message> {
 103
 104    public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR";
 105    private static final int SENT = 0;
 106    private static final int RECEIVED = 1;
 107    private static final int STATUS = 2;
 108    private static final int DATE_SEPARATOR = 3;
 109    private static final int RTP_SESSION = 4;
 110    private final XmppActivity activity;
 111    private final AudioPlayer audioPlayer;
 112    private List<String> highlightedTerm = null;
 113    private final DisplayMetrics metrics;
 114    private OnContactPictureClicked mOnContactPictureClickedListener;
 115    private OnContactPictureClicked mOnMessageBoxClickedListener;
 116    private OnContactPictureClicked mOnMessageBoxSwipedListener;
 117    private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 118    private OnInlineImageLongClicked mOnInlineImageLongClickedListener;
 119    private boolean mUseGreenBackground = false;
 120    private final boolean mForceNames;
 121
 122    public MessageAdapter(final XmppActivity activity, final List<Message> messages, final boolean forceNames) {
 123        super(activity, 0, messages);
 124        this.audioPlayer = new AudioPlayer(this);
 125        this.activity = activity;
 126        metrics = getContext().getResources().getDisplayMetrics();
 127        updatePreferences();
 128        this.mForceNames = forceNames;
 129    }
 130
 131    public MessageAdapter(final XmppActivity activity, final List<Message> messages) {
 132        this(activity, messages, false);
 133    }
 134
 135    private static void resetClickListener(View... views) {
 136        for (View view : views) {
 137            if (view != null) view.setOnClickListener(null);
 138        }
 139    }
 140
 141    public void flagScreenOn() {
 142        activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 143    }
 144
 145    public void flagScreenOff() {
 146        activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 147    }
 148
 149    public void setVolumeControl(final int stream) {
 150        activity.setVolumeControlStream(stream);
 151    }
 152
 153    public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 154        this.mOnContactPictureClickedListener = listener;
 155    }
 156
 157    public void setOnMessageBoxClicked(OnContactPictureClicked listener) {
 158        this.mOnMessageBoxClickedListener = listener;
 159    }
 160
 161    public void setOnMessageBoxSwiped(OnContactPictureClicked listener) {
 162        this.mOnMessageBoxSwipedListener = listener;
 163    }
 164
 165    public Activity getActivity() {
 166        return activity;
 167    }
 168
 169    public void setOnContactPictureLongClicked(
 170            OnContactPictureLongClicked listener) {
 171        this.mOnContactPictureLongClickedListener = listener;
 172    }
 173
 174    public void setOnInlineImageLongClicked(OnInlineImageLongClicked listener) {
 175        this.mOnInlineImageLongClickedListener = listener;
 176    }
 177
 178    @Override
 179    public int getViewTypeCount() {
 180        return 5;
 181    }
 182
 183    private int getItemViewType(Message message) {
 184        if (message.getType() == Message.TYPE_STATUS) {
 185            if (DATE_SEPARATOR_BODY.equals(message.getBody())) {
 186                return DATE_SEPARATOR;
 187            } else {
 188                return STATUS;
 189            }
 190        } else if (message.getType() == Message.TYPE_RTP_SESSION) {
 191            return RTP_SESSION;
 192        } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
 193            return RECEIVED;
 194        } else {
 195            return SENT;
 196        }
 197    }
 198
 199    @Override
 200    public int getItemViewType(int position) {
 201        return this.getItemViewType(getItem(position));
 202    }
 203
 204    private int getMessageTextColor(boolean onDark, boolean primary) {
 205        if (onDark) {
 206            return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70);
 207        } else {
 208            return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54);
 209        }
 210    }
 211
 212    private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
 213        String filesize = null;
 214        String info = null;
 215        boolean error = false;
 216        if (viewHolder.indicatorReceived != null) {
 217            viewHolder.indicatorReceived.setVisibility(View.GONE);
 218        }
 219
 220        if (viewHolder.edit_indicator != null) {
 221            if (message.edited() && message.getModerated() == null) {
 222                viewHolder.edit_indicator.setVisibility(View.VISIBLE);
 223                viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
 224                viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
 225            } else {
 226                viewHolder.edit_indicator.setVisibility(View.GONE);
 227            }
 228        }
 229        final Transferable transferable = message.getTransferable();
 230        boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
 231                && message.getMergedStatus() <= Message.STATUS_RECEIVED;
 232        if (message.isFileOrImage() || transferable != null || MessageUtils.unInitiatedButKnownSize(message)) {
 233            FileParams params = message.getFileParams();
 234            filesize = params.size != null ? UIHelper.filesizeToString(params.size) : null;
 235            if (transferable != null && (transferable.getStatus() == Transferable.STATUS_FAILED || transferable.getStatus() == Transferable.STATUS_CANCELLED)) {
 236                error = true;
 237            }
 238        }
 239        switch (message.getMergedStatus()) {
 240            case Message.STATUS_WAITING:
 241                info = getContext().getString(R.string.waiting);
 242                break;
 243            case Message.STATUS_UNSEND:
 244                if (transferable != null) {
 245                    info = getContext().getString(R.string.sending_file, transferable.getProgress());
 246                } else {
 247                    info = getContext().getString(R.string.sending);
 248                }
 249                break;
 250            case Message.STATUS_OFFERED:
 251                info = getContext().getString(R.string.offering);
 252                break;
 253            case Message.STATUS_SEND_RECEIVED:
 254            case Message.STATUS_SEND_DISPLAYED:
 255                if (viewHolder.indicatorReceived != null) {
 256                    viewHolder.indicatorReceived.setImageResource(darkBackground ? R.drawable.ic_done_white_18dp : R.drawable.ic_done_black_18dp);
 257                    viewHolder.indicatorReceived.setAlpha(darkBackground ? 0.7f : 0.57f);
 258                    viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
 259                }
 260                break;
 261            case Message.STATUS_SEND_FAILED:
 262                final String errorMessage = message.getErrorMessage();
 263                if (Message.ERROR_MESSAGE_CANCELLED.equals(errorMessage)) {
 264                    info = getContext().getString(R.string.cancelled);
 265                } else if (errorMessage != null) {
 266                    final String[] errorParts = errorMessage.split("\\u001f", 2);
 267                    if (errorParts.length == 2) {
 268                        switch (errorParts[0]) {
 269                            case "file-too-large":
 270                                info = getContext().getString(R.string.file_too_large);
 271                                break;
 272                            default:
 273                                info = getContext().getString(R.string.send_failed);
 274                                break;
 275                        }
 276                    } else {
 277                        info = getContext().getString(R.string.send_failed);
 278                    }
 279                } else {
 280                    info = getContext().getString(R.string.send_failed);
 281                }
 282                error = true;
 283                break;
 284            default:
 285                if (mForceNames || multiReceived || (message.getTrueCounterpart() != null && message.getContact() != null)) {
 286                    info = UIHelper.getMessageDisplayName(message);
 287                }
 288                break;
 289        }
 290        if (error && type == SENT) {
 291            if (darkBackground) {
 292                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning_OnDark);
 293            } else {
 294                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning);
 295            }
 296        } else {
 297            if (darkBackground) {
 298                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_OnDark);
 299            } else {
 300                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption);
 301            }
 302            viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground, false));
 303        }
 304        if (message.getEncryption() == Message.ENCRYPTION_NONE) {
 305            viewHolder.indicator.setVisibility(View.GONE);
 306        } else {
 307            boolean verified = false;
 308            if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
 309                final FingerprintStatus status = message.getConversation()
 310                        .getAccount().getAxolotlService().getFingerprintTrust(
 311                                message.getFingerprint());
 312                if (status != null && status.isVerified()) {
 313                    verified = true;
 314                }
 315            }
 316            if (verified) {
 317                viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
 318            } else {
 319                viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
 320            }
 321            if (darkBackground) {
 322                viewHolder.indicator.setAlpha(0.7f);
 323            } else {
 324                viewHolder.indicator.setAlpha(0.57f);
 325            }
 326            viewHolder.indicator.setVisibility(View.VISIBLE);
 327        }
 328
 329        final String formattedTime = UIHelper.readableTimeDifferenceFull(getContext(), message.getMergedTimeSent());
 330        final String bodyLanguage = message.getBodyLanguage();
 331        final String bodyLanguageInfo = bodyLanguage == null ? "" : String.format(" \u00B7 %s", bodyLanguage.toUpperCase(Locale.US));
 332        if (message.getStatus() <= Message.STATUS_RECEIVED) {
 333            if ((filesize != null) && (info != null)) {
 334                viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + " \u00B7 " + info + bodyLanguageInfo);
 335            } else if ((filesize == null) && (info != null)) {
 336                viewHolder.time.setText(formattedTime + " \u00B7 " + info + bodyLanguageInfo);
 337            } else if ((filesize != null) && (info == null)) {
 338                viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + bodyLanguageInfo);
 339            } else {
 340                viewHolder.time.setText(formattedTime + bodyLanguageInfo);
 341            }
 342        } else {
 343            if ((filesize != null) && (info != null)) {
 344                viewHolder.time.setText(filesize + " \u00B7 " + info + bodyLanguageInfo);
 345            } else if ((filesize == null) && (info != null)) {
 346                if (error) {
 347                    viewHolder.time.setText(info + " \u00B7 " + formattedTime + bodyLanguageInfo);
 348                } else {
 349                    viewHolder.time.setText(info);
 350                }
 351            } else if ((filesize != null) && (info == null)) {
 352                viewHolder.time.setText(filesize + " \u00B7 " + formattedTime + bodyLanguageInfo);
 353            } else {
 354                viewHolder.time.setText(formattedTime + bodyLanguageInfo);
 355            }
 356        }
 357    }
 358
 359    private void displayInfoMessage(ViewHolder viewHolder, CharSequence text, boolean darkBackground, final Message message, int type) {
 360        displayDownloadableMessage(viewHolder, message, "", darkBackground, type);
 361        int imageVisibility = viewHolder.image.getVisibility();
 362        displayInfoMessage(viewHolder, text, darkBackground);
 363        viewHolder.image.setVisibility(imageVisibility);
 364    }
 365
 366    private void displayInfoMessage(ViewHolder viewHolder, CharSequence text, boolean darkBackground) {
 367        viewHolder.download_button.setVisibility(View.GONE);
 368        viewHolder.audioPlayer.setVisibility(View.GONE);
 369        viewHolder.image.setVisibility(View.GONE);
 370        viewHolder.messageBody.setVisibility(View.VISIBLE);
 371        viewHolder.messageBody.setText(text);
 372        if (darkBackground) {
 373            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary_OnDark);
 374        } else {
 375            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary);
 376        }
 377        viewHolder.messageBody.setTextIsSelectable(false);
 378    }
 379
 380    private void displayEmojiMessage(final ViewHolder viewHolder, final String body, final boolean darkBackground) {
 381        viewHolder.download_button.setVisibility(View.GONE);
 382        viewHolder.audioPlayer.setVisibility(View.GONE);
 383        viewHolder.image.setVisibility(View.GONE);
 384        viewHolder.messageBody.setVisibility(View.VISIBLE);
 385        if (darkBackground) {
 386            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji_OnDark);
 387        } else {
 388            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji);
 389        }
 390        Spannable span = new SpannableString(body);
 391        float size = Emoticons.isEmoji(body) ? 3.0f : 2.0f;
 392        span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 393        viewHolder.messageBody.setText(span);
 394    }
 395
 396    private void applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
 397        if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
 398            body.insert(start++, "\n");
 399            body.setSpan(
 400                new DividerSpan(false),
 401                start - ("\n".equals(body.subSequence(start - 2, start - 1).toString()) ? 2 : 1),
 402                start,
 403                Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
 404            );
 405            end++;
 406        }
 407        if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
 408            body.insert(end, "\n");
 409            body.setSpan(
 410                new DividerSpan(false),
 411                end,
 412                end + ("\n".equals(body.subSequence(end + 1, end + 2).toString()) ? 2 : 1),
 413                Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
 414            );
 415        }
 416        int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
 417                : ContextCompat.getColor(activity, R.color.green700_desaturated);
 418        DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
 419        body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 420    }
 421
 422    /**
 423     * Applies QuoteSpan to group of lines which starts with > or » characters.
 424     * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
 425     */
 426    public boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
 427        boolean startsWithQuote = false;
 428        int quoteDepth = 1;
 429        while (QuoteHelper.bodyContainsQuoteStart(body) && quoteDepth <= Config.QUOTE_MAX_DEPTH) {
 430            char previous = '\n';
 431            int lineStart = -1;
 432            int lineTextStart = -1;
 433            int quoteStart = -1;
 434            for (int i = 0; i <= body.length(); i++) {
 435                char current = body.length() > i ? body.charAt(i) : '\n';
 436                if (lineStart == -1) {
 437                    if (previous == '\n') {
 438                        if (i < body.length() && QuoteHelper.isPositionQuoteStart(body, i)) {
 439                            // Line start with quote
 440                            lineStart = i;
 441                            if (quoteStart == -1) quoteStart = i;
 442                            if (i == 0) startsWithQuote = true;
 443                        } else if (quoteStart >= 0) {
 444                            // Line start without quote, apply spans there
 445                            applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
 446                            quoteStart = -1;
 447                        }
 448                    }
 449                } else {
 450                    // Remove extra spaces between > and first character in the line
 451                    // > character will be removed too
 452                    if (current != ' ' && lineTextStart == -1) {
 453                        lineTextStart = i;
 454                    }
 455                    if (current == '\n') {
 456                        body.delete(lineStart, lineTextStart);
 457                        i -= lineTextStart - lineStart;
 458                        if (i == lineStart) {
 459                            // Avoid empty lines because span over empty line can be hidden
 460                            body.insert(i++, " ");
 461                        }
 462                        lineStart = -1;
 463                        lineTextStart = -1;
 464                    }
 465                }
 466                previous = current;
 467            }
 468            if (quoteStart >= 0) {
 469                // Apply spans to finishing open quote
 470                applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
 471            }
 472            quoteDepth++;
 473        }
 474        return startsWithQuote;
 475    }
 476
 477    private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
 478        viewHolder.download_button.setVisibility(View.GONE);
 479        viewHolder.image.setVisibility(View.GONE);
 480        viewHolder.audioPlayer.setVisibility(View.GONE);
 481        viewHolder.messageBody.setVisibility(View.GONE);
 482
 483        if (darkBackground) {
 484            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_OnDark);
 485        } else {
 486            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1);
 487        }
 488        viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
 489                ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
 490        viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
 491
 492        if (message.getBody() != null && !message.getBody().equals("")) {
 493            viewHolder.messageBody.setVisibility(View.VISIBLE);
 494            final String nick = UIHelper.getMessageDisplayName(message);
 495            Drawable fallbackImg = ResourcesCompat.getDrawable(activity.getResources(), activity.getThemeResource(R.attr.ic_attach_photo, R.drawable.ic_attach_photo), null);
 496            fallbackImg.setBounds(FileBackend.rectForSize(fallbackImg.getIntrinsicWidth(), fallbackImg.getIntrinsicHeight(), (int) (metrics.density * 32)));
 497            SpannableStringBuilder body = message.getMergedBody((cid) -> {
 498                try {
 499                    DownloadableFile f = activity.xmppConnectionService.getFileForCid(cid);
 500                    if (f == null || !f.canRead()) {
 501                        if (!message.trusted() && !message.getConversation().canInferPresence()) return null;
 502
 503                        try {
 504                            new BobTransfer(BobTransfer.uri(cid), message.getConversation().getAccount(), message.getCounterpart(), activity.xmppConnectionService).start();
 505                        } catch (final NoSuchAlgorithmException | URISyntaxException e) { }
 506                        return null;
 507                    }
 508
 509                    Drawable d = activity.xmppConnectionService.getFileBackend().getThumbnail(f, activity.getResources(), (int) (metrics.density * 288), true);
 510                    if (d == null) {
 511                        new ThumbnailTask().execute(f);
 512                    } else {
 513                        d = d.getConstantState().newDrawable();
 514                        d.setBounds(FileBackend.rectForSize(d.getIntrinsicWidth(), d.getIntrinsicHeight(), (int) (metrics.density * 32)));
 515                    }
 516                    return d;
 517                } catch (final IOException e) {
 518                    return fallbackImg;
 519                }
 520            }, fallbackImg);
 521            boolean hasMeCommand = message.hasMeCommand();
 522            if (hasMeCommand) {
 523                body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
 524            }
 525            if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
 526                body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
 527                body.append("\u2026");
 528            }
 529            Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
 530            for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
 531                int start = body.getSpanStart(mergeSeparator);
 532                int end = body.getSpanEnd(mergeSeparator);
 533                body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 534            }
 535            for (final android.text.style.QuoteSpan quote : body.getSpans(0, body.length(), android.text.style.QuoteSpan.class)) {
 536                int start = body.getSpanStart(quote);
 537                int end = body.getSpanEnd(quote);
 538                body.removeSpan(quote);
 539                applyQuoteSpan(body, start, end, darkBackground);
 540            }
 541            boolean startsWithQuote = handleTextQuotes(body, darkBackground);
 542            if (!message.isPrivateMessage()) {
 543                if (hasMeCommand) {
 544                    body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
 545                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 546                }
 547            } else {
 548                String privateMarker;
 549                if (message.getStatus() <= Message.STATUS_RECEIVED) {
 550                    privateMarker = activity.getString(R.string.private_message);
 551                } else {
 552                    Jid cp = message.getCounterpart();
 553                    privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
 554                }
 555                body.insert(0, privateMarker);
 556                int privateMarkerIndex = privateMarker.length();
 557                if (startsWithQuote) {
 558                    body.insert(privateMarkerIndex, "\n\n");
 559                    body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
 560                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 561                } else {
 562                    body.insert(privateMarkerIndex, " ");
 563                }
 564                body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 565                body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 566                if (hasMeCommand) {
 567                    body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
 568                            privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 569                }
 570            }
 571            if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
 572                if (message.getConversation() instanceof Conversation) {
 573                    final Conversation conversation = (Conversation) message.getConversation();
 574                    Pattern pattern = NotificationService.generateNickHighlightPattern(conversation.getMucOptions().getActualNick());
 575                    Matcher matcher = pattern.matcher(body);
 576                    while (matcher.find()) {
 577                        body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 578                    }
 579                }
 580            }
 581            Matcher matcher = Emoticons.getEmojiPattern(body).matcher(body);
 582            while (matcher.find()) {
 583                if (matcher.start() < matcher.end()) {
 584                    body.setSpan(new RelativeSizeSpan(1.2f), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 585                }
 586            }
 587
 588            StylingHelper.format(body, viewHolder.messageBody.getCurrentTextColor());
 589            if (highlightedTerm != null) {
 590                StylingHelper.highlight(activity, body, highlightedTerm, StylingHelper.isDarkText(viewHolder.messageBody));
 591            }
 592            MyLinkify.addLinks(body, message.getConversation().getAccount(), message.getConversation().getJid());
 593            viewHolder.messageBody.setAutoLinkMask(0);
 594            viewHolder.messageBody.setText(body);
 595            BetterLinkMovementMethod method = new BetterLinkMovementMethod() {
 596                @Override
 597                protected void dispatchUrlLongClick(TextView tv, ClickableSpan span) {
 598                    if (span instanceof URLSpan || mOnInlineImageLongClickedListener == null) {
 599                        super.dispatchUrlLongClick(tv, span);
 600                        return;
 601                    }
 602
 603                    Spannable body = (Spannable) tv.getText();
 604                    ImageSpan[] imageSpans = body.getSpans(body.getSpanStart(span), body.getSpanEnd(span), ImageSpan.class);
 605                    if (imageSpans.length > 0) {
 606                        Uri uri = Uri.parse(imageSpans[0].getSource());
 607                        Cid cid = BobTransfer.cid(uri);
 608                        if (cid == null) return;
 609                        if (mOnInlineImageLongClickedListener.onInlineImageLongClicked(cid)) {
 610                            tv.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
 611                        }
 612                    }
 613                }
 614            };
 615            method.setOnLinkLongClickListener((tv, url) -> {
 616                tv.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
 617                ShareUtil.copyLinkToClipboard(activity, url);
 618                return true;
 619            });
 620            viewHolder.messageBody.setMovementMethod(method);
 621        } else {
 622            viewHolder.messageBody.setText("");
 623            viewHolder.messageBody.setTextIsSelectable(false);
 624        }
 625    }
 626
 627    private void displayDownloadableMessage(ViewHolder viewHolder, final Message message, String text, final boolean darkBackground, final int type) {
 628        displayTextMessage(viewHolder, message, darkBackground, type);
 629        viewHolder.image.setVisibility(View.GONE);
 630        List<Element> thumbs = message.getFileParams() != null ? message.getFileParams().getThumbnails() : null;
 631        if (thumbs != null && !thumbs.isEmpty()) {
 632            for (Element thumb : thumbs) {
 633                Uri uri = Uri.parse(thumb.getAttribute("uri"));
 634                if (uri.getScheme().equals("data")) {
 635                    String[] parts = uri.getSchemeSpecificPart().split(",", 2);
 636                    parts = parts[0].split(";");
 637                    if (!parts[0].equals("image/blurhash") && !parts[0].equals("image/jpeg") && !parts[0].equals("image/png") && !parts[0].equals("image/webp") && !parts[0].equals("image/gif")) continue;
 638                } else if (uri.getScheme().equals("cid")) {
 639                    Cid cid = BobTransfer.cid(uri);
 640                    if (cid == null) continue;
 641                    DownloadableFile f = activity.xmppConnectionService.getFileForCid(cid);
 642                    if (f == null || !f.canRead()) {
 643                        if (!message.trusted() && !message.getConversation().canInferPresence()) continue;
 644
 645                        try {
 646                            new BobTransfer(BobTransfer.uri(cid), message.getConversation().getAccount(), message.getCounterpart(), activity.xmppConnectionService).start();
 647                        } catch (final NoSuchAlgorithmException | URISyntaxException e) { }
 648                        continue;
 649                    }
 650                } else {
 651                    continue;
 652                }
 653
 654                int width = message.getFileParams().width;
 655                if (width < 1 && thumb.getAttribute("width") != null) width = Integer.parseInt(thumb.getAttribute("width"));
 656                if (width < 1) width = 1920;
 657
 658                int height = message.getFileParams().height;
 659                if (height < 1 && thumb.getAttribute("height") != null) height = Integer.parseInt(thumb.getAttribute("height"));
 660                if (height < 1) height = 1080;
 661
 662                viewHolder.image.setVisibility(View.VISIBLE);
 663                imagePreviewLayout(width, height, viewHolder.image);
 664                activity.loadBitmap(message, viewHolder.image);
 665                viewHolder.image.setOnClickListener(v -> ConversationFragment.downloadFile(activity, message));
 666
 667                break;
 668            }
 669        }
 670        viewHolder.audioPlayer.setVisibility(View.GONE);
 671        viewHolder.download_button.setVisibility(View.VISIBLE);
 672        viewHolder.download_button.setText(text);
 673        viewHolder.download_button.setOnClickListener(v -> ConversationFragment.downloadFile(activity, message));
 674    }
 675
 676    private void displayOpenableMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
 677        displayTextMessage(viewHolder, message, darkBackground, type);
 678        viewHolder.image.setVisibility(View.GONE);
 679        viewHolder.audioPlayer.setVisibility(View.GONE);
 680        viewHolder.download_button.setVisibility(View.VISIBLE);
 681        viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
 682        viewHolder.download_button.setOnClickListener(v -> openDownloadable(message));
 683    }
 684
 685    private void displayLocationMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
 686        displayTextMessage(viewHolder, message, darkBackground, type);
 687        viewHolder.image.setVisibility(View.GONE);
 688        viewHolder.audioPlayer.setVisibility(View.GONE);
 689        viewHolder.download_button.setVisibility(View.VISIBLE);
 690        viewHolder.download_button.setText(R.string.show_location);
 691        viewHolder.download_button.setOnClickListener(v -> showLocation(message));
 692    }
 693
 694    private void displayAudioMessage(ViewHolder viewHolder, Message message, boolean darkBackground, final int type) {
 695        displayTextMessage(viewHolder, message, darkBackground, type);
 696        viewHolder.image.setVisibility(View.GONE);
 697        viewHolder.download_button.setVisibility(View.GONE);
 698        final RelativeLayout audioPlayer = viewHolder.audioPlayer;
 699        audioPlayer.setVisibility(View.VISIBLE);
 700        AudioPlayer.ViewHolder.get(audioPlayer).setDarkBackground(darkBackground);
 701        this.audioPlayer.init(audioPlayer, message);
 702    }
 703
 704    private void displayMediaPreviewMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
 705        displayTextMessage(viewHolder, message, darkBackground, type);
 706        viewHolder.download_button.setVisibility(View.GONE);
 707        viewHolder.audioPlayer.setVisibility(View.GONE);
 708        viewHolder.image.setVisibility(View.VISIBLE);
 709        final FileParams params = message.getFileParams();
 710        imagePreviewLayout(params.width, params.height, viewHolder.image);
 711        activity.loadBitmap(message, viewHolder.image);
 712        viewHolder.image.setOnClickListener(v -> openDownloadable(message));
 713    }
 714
 715    private void imagePreviewLayout(int w, int h, ImageView image) {
 716        final float target = activity.getResources().getDimension(R.dimen.image_preview_width);
 717        final int scaledW;
 718        final int scaledH;
 719        if (Math.max(h, w) * metrics.density <= target) {
 720            scaledW = (int) (w * metrics.density);
 721            scaledH = (int) (h * metrics.density);
 722        } else if (Math.max(h, w) <= target) {
 723            scaledW = w;
 724            scaledH = h;
 725        } else if (w <= h) {
 726            scaledW = (int) (w / ((double) h / target));
 727            scaledH = (int) target;
 728        } else {
 729            scaledW = (int) target;
 730            scaledH = (int) (h / ((double) w / target));
 731        }
 732        final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
 733        layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
 734        image.setLayoutParams(layoutParams);
 735    }
 736
 737    private void toggleWhisperInfo(ViewHolder viewHolder, final Message message, final boolean darkBackground) {
 738        if (message.isPrivateMessage()) {
 739            final String privateMarker;
 740            if (message.getStatus() <= Message.STATUS_RECEIVED) {
 741                privateMarker = activity.getString(R.string.private_message);
 742            } else {
 743                Jid cp = message.getCounterpart();
 744                privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
 745            }
 746            final SpannableString body = new SpannableString(privateMarker);
 747            body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 748            body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 749            viewHolder.messageBody.setText(body);
 750            viewHolder.messageBody.setVisibility(View.VISIBLE);
 751        } else {
 752            viewHolder.messageBody.setVisibility(View.GONE);
 753        }
 754    }
 755
 756    private void loadMoreMessages(Conversation conversation) {
 757        conversation.setLastClearHistory(0, null);
 758        activity.xmppConnectionService.updateConversation(conversation);
 759        conversation.setHasMessagesLeftOnServer(true);
 760        conversation.setFirstMamReference(null);
 761        long timestamp = conversation.getLastMessageTransmitted().getTimestamp();
 762        if (timestamp == 0) {
 763            timestamp = System.currentTimeMillis();
 764        }
 765        conversation.messagesLoaded.set(true);
 766        MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
 767        if (query != null) {
 768            Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
 769        } else {
 770            Toast.makeText(activity, R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
 771        }
 772    }
 773
 774    @Override
 775    public View getView(int position, View view, ViewGroup parent) {
 776        final Message message = getItem(position);
 777        final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
 778        final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
 779        final Conversational conversation = message.getConversation();
 780        final Account account = conversation.getAccount();
 781        final List<Element> commands = message.getCommands();
 782        final int type = getItemViewType(position);
 783        ViewHolder viewHolder;
 784        if (view == null) {
 785            viewHolder = new ViewHolder();
 786            switch (type) {
 787                case DATE_SEPARATOR:
 788                    view = activity.getLayoutInflater().inflate(R.layout.message_date_bubble, parent, false);
 789                    viewHolder.status_message = view.findViewById(R.id.message_body);
 790                    viewHolder.message_box = view.findViewById(R.id.message_box);
 791                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
 792                    break;
 793                case RTP_SESSION:
 794                    view = activity.getLayoutInflater().inflate(R.layout.message_rtp_session, parent, false);
 795                    viewHolder.status_message = view.findViewById(R.id.message_body);
 796                    viewHolder.message_box = view.findViewById(R.id.message_box);
 797                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
 798                    break;
 799                case SENT:
 800                    view = activity.getLayoutInflater().inflate(R.layout.message_sent, parent, false);
 801                    viewHolder.message_box = view.findViewById(R.id.message_box);
 802                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
 803                    viewHolder.download_button = view.findViewById(R.id.download_button);
 804                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
 805                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
 806                    viewHolder.image = view.findViewById(R.id.message_image);
 807                    viewHolder.messageBody = view.findViewById(R.id.message_body);
 808                    viewHolder.time = view.findViewById(R.id.message_time);
 809                    viewHolder.subject = view.findViewById(R.id.message_subject);
 810                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
 811                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
 812                    viewHolder.thread_identicon = view.findViewById(R.id.thread_identicon);
 813                    break;
 814                case RECEIVED:
 815                    view = activity.getLayoutInflater().inflate(R.layout.message_received, parent, false);
 816                    viewHolder.message_box = view.findViewById(R.id.message_box);
 817                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
 818                    viewHolder.download_button = view.findViewById(R.id.download_button);
 819                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
 820                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
 821                    viewHolder.image = view.findViewById(R.id.message_image);
 822                    viewHolder.messageBody = view.findViewById(R.id.message_body);
 823                    viewHolder.time = view.findViewById(R.id.message_time);
 824                    viewHolder.subject = view.findViewById(R.id.message_subject);
 825                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
 826                    viewHolder.encryption = view.findViewById(R.id.message_encryption);
 827                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
 828                    viewHolder.commands_list = view.findViewById(R.id.commands_list);
 829                    viewHolder.thread_identicon = view.findViewById(R.id.thread_identicon);
 830                    break;
 831                case STATUS:
 832                    view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
 833                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
 834                    viewHolder.status_message = view.findViewById(R.id.status_message);
 835                    viewHolder.load_more_messages = view.findViewById(R.id.load_more_messages);
 836                    break;
 837                default:
 838                    throw new AssertionError("Unknown view type");
 839            }
 840            view.setTag(viewHolder);
 841        } else {
 842            viewHolder = (ViewHolder) view.getTag();
 843            if (viewHolder == null) {
 844                return view;
 845            }
 846        }
 847
 848        if (viewHolder.thread_identicon != null) {
 849            viewHolder.thread_identicon.setVisibility(View.GONE);
 850            final Element thread = message.getThread();
 851            if (thread != null) {
 852                final String threadId = thread.getContent();
 853                if (threadId != null) {
 854                    viewHolder.thread_identicon.setVisibility(View.VISIBLE);
 855                    viewHolder.thread_identicon.setColor(UIHelper.getColorForName(threadId));
 856                    viewHolder.thread_identicon.setHash(UIHelper.identiconHash(threadId));
 857                }
 858            }
 859        }
 860
 861        boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
 862
 863        if (type == DATE_SEPARATOR) {
 864            if (UIHelper.today(message.getTimeSent())) {
 865                viewHolder.status_message.setText(R.string.today);
 866            } else if (UIHelper.yesterday(message.getTimeSent())) {
 867                viewHolder.status_message.setText(R.string.yesterday);
 868            } else {
 869                viewHolder.status_message.setText(DateUtils.formatDateTime(activity, message.getTimeSent(), DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR));
 870            }
 871            viewHolder.message_box.setBackgroundResource(activity.isDarkTheme() ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
 872            return view;
 873        } else if (type == RTP_SESSION) {
 874            final boolean isDarkTheme = activity.isDarkTheme();
 875            final boolean received = message.getStatus() <= Message.STATUS_RECEIVED;
 876            final RtpSessionStatus rtpSessionStatus = RtpSessionStatus.of(message.getBody());
 877            final long duration = rtpSessionStatus.duration;
 878            final String callTime = UIHelper.readableTimeDifferenceFull(activity, message.getTimeSent());
 879            if (received) {
 880                if (duration > 0) {
 881                    viewHolder.status_message.setText(activity.getString(R.string.incoming_call_duration_timestamp, TimeFrameUtils.resolve(activity, duration), callTime));
 882                } else if (rtpSessionStatus.successful) {
 883                    viewHolder.status_message.setText(activity.getString(R.string.incoming_call_timestamp, callTime));
 884                } else {
 885                    viewHolder.status_message.setText(activity.getString(R.string.missed_call_timestamp, callTime));
 886                }
 887            } else {
 888                if (duration > 0) {
 889                    viewHolder.status_message.setText(activity.getString(R.string.outgoing_call_duration_timestamp, TimeFrameUtils.resolve(activity, duration), callTime));
 890                } else {
 891                    viewHolder.status_message.setText(activity.getString(R.string.outgoing_call_timestamp, callTime));
 892                }
 893            }
 894            viewHolder.indicatorReceived.setImageResource(RtpSessionStatus.getDrawable(received, rtpSessionStatus.successful, isDarkTheme));
 895            viewHolder.indicatorReceived.setAlpha(isDarkTheme ? 0.7f : 0.57f);
 896            viewHolder.message_box.setBackgroundResource(isDarkTheme ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
 897            return view;
 898        } else if (type == STATUS) {
 899            if ("LOAD_MORE".equals(message.getBody())) {
 900                viewHolder.status_message.setVisibility(View.GONE);
 901                viewHolder.contact_picture.setVisibility(View.GONE);
 902                viewHolder.load_more_messages.setVisibility(View.VISIBLE);
 903                viewHolder.load_more_messages.setOnClickListener(v -> loadMoreMessages((Conversation) message.getConversation()));
 904            } else {
 905                viewHolder.status_message.setVisibility(View.VISIBLE);
 906                viewHolder.load_more_messages.setVisibility(View.GONE);
 907                viewHolder.status_message.setText(message.getBody());
 908                boolean showAvatar;
 909                if (conversation.getMode() == Conversation.MODE_SINGLE) {
 910                    showAvatar = true;
 911                    AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
 912                } else if (message.getCounterpart() != null || message.getTrueCounterpart() != null || (message.getCounterparts() != null && message.getCounterparts().size() > 0)) {
 913                    showAvatar = true;
 914                    AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
 915                } else {
 916                    showAvatar = false;
 917                }
 918                if (showAvatar) {
 919                    viewHolder.contact_picture.setAlpha(0.5f);
 920                    viewHolder.contact_picture.setVisibility(View.VISIBLE);
 921                } else {
 922                    viewHolder.contact_picture.setVisibility(View.GONE);
 923                }
 924            }
 925            return view;
 926        } else {
 927            AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar);
 928        }
 929
 930        resetClickListener(viewHolder.message_box, viewHolder.messageBody);
 931
 932        viewHolder.message_box.setOnClickListener(v -> {
 933            if (MessageAdapter.this.mOnMessageBoxClickedListener != null) {
 934                MessageAdapter.this.mOnMessageBoxClickedListener
 935                        .onContactPictureClicked(message);
 936            }
 937        });
 938        SwipeDetector swipeDetector = new SwipeDetector((action) -> {
 939            if (action == SwipeDetector.Action.LR && MessageAdapter.this.mOnMessageBoxSwipedListener != null) {
 940                MessageAdapter.this.mOnMessageBoxSwipedListener.onContactPictureClicked(message);
 941            }
 942        });
 943        viewHolder.message_box.setOnTouchListener(swipeDetector);
 944        viewHolder.messageBody.setOnTouchListener(swipeDetector);
 945        viewHolder.image.setOnTouchListener(swipeDetector);
 946        viewHolder.time.setOnTouchListener(swipeDetector);
 947        viewHolder.messageBody.setOnClickListener(v -> {
 948            if (MessageAdapter.this.mOnMessageBoxClickedListener != null) {
 949                MessageAdapter.this.mOnMessageBoxClickedListener
 950                        .onContactPictureClicked(message);
 951            }
 952        });
 953        viewHolder.contact_picture.setOnClickListener(v -> {
 954            if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
 955                MessageAdapter.this.mOnContactPictureClickedListener
 956                        .onContactPictureClicked(message);
 957            }
 958
 959        });
 960        viewHolder.contact_picture.setOnLongClickListener(v -> {
 961            if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
 962                MessageAdapter.this.mOnContactPictureLongClickedListener
 963                        .onContactPictureLongClicked(v, message);
 964                return true;
 965            } else {
 966                return false;
 967            }
 968        });
 969
 970        final Transferable transferable = message.getTransferable();
 971        final boolean unInitiatedButKnownSize = MessageUtils.unInitiatedButKnownSize(message);
 972        if (unInitiatedButKnownSize || message.isDeleted() || (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING)) {
 973            if (unInitiatedButKnownSize || transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER) {
 974                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)), darkBackground, type);
 975            } else if (transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
 976                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)), darkBackground, type);
 977            } else {
 978                displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first, darkBackground, message, type);
 979            }
 980        } else if (message.isFileOrImage() && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
 981            if (message.getFileParams().width > 0 && message.getFileParams().height > 0) {
 982                displayMediaPreviewMessage(viewHolder, message, darkBackground, type);
 983            } else if (message.getFileParams().runtime > 0) {
 984                displayAudioMessage(viewHolder, message, darkBackground, type);
 985            } else {
 986                displayOpenableMessage(viewHolder, message, darkBackground, type);
 987            }
 988        } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 989            if (account.isPgpDecryptionServiceConnected()) {
 990                if (conversation instanceof Conversation && !account.hasPendingPgpIntent((Conversation) conversation)) {
 991                    displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
 992                } else {
 993                    displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
 994                }
 995            } else {
 996                displayInfoMessage(viewHolder, activity.getString(R.string.install_openkeychain), darkBackground);
 997                viewHolder.message_box.setOnClickListener(this::promptOpenKeychainInstall);
 998                viewHolder.messageBody.setOnClickListener(this::promptOpenKeychainInstall);
 999            }
1000        } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
1001            displayInfoMessage(viewHolder, activity.getString(R.string.decryption_failed), darkBackground);
1002        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE) {
1003            displayInfoMessage(viewHolder, activity.getString(R.string.not_encrypted_for_this_device), darkBackground);
1004        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_FAILED) {
1005            displayInfoMessage(viewHolder, activity.getString(R.string.omemo_decryption_failed), darkBackground);
1006        } else {
1007            if (message.isGeoUri()) {
1008                displayLocationMessage(viewHolder, message, darkBackground, type);
1009            } else if (message.treatAsDownloadable()) {
1010                try {
1011                    final URI uri = message.getOob();
1012                    displayDownloadableMessage(viewHolder,
1013                            message,
1014                            activity.getString(R.string.check_x_filesize_on_host,
1015                                    UIHelper.getFileDescriptionString(activity, message),
1016                                    uri.getHost()),
1017                            darkBackground, type);
1018                } catch (Exception e) {
1019                    displayDownloadableMessage(viewHolder,
1020                            message,
1021                            activity.getString(R.string.check_x_filesize,
1022                                    UIHelper.getFileDescriptionString(activity, message)),
1023                            darkBackground, type);
1024                }
1025            } else if (message.bodyIsOnlyEmojis() && message.getType() != Message.TYPE_PRIVATE) {
1026                displayEmojiMessage(viewHolder, message.getBody().trim(), darkBackground);
1027            } else {
1028                displayTextMessage(viewHolder, message, darkBackground, type);
1029            }
1030        }
1031
1032        if (type == RECEIVED) {
1033            if (commands != null && conversation instanceof Conversation) {
1034                CommandButtonAdapter adapter = new CommandButtonAdapter(activity);
1035                adapter.addAll(commands);
1036                viewHolder.commands_list.setAdapter(adapter);
1037                viewHolder.commands_list.setVisibility(View.VISIBLE);
1038                viewHolder.commands_list.setOnItemClickListener((p, v, pos, id) -> {
1039                    final Element command = adapter.getItem(pos);
1040                    activity.startCommand(conversation.getAccount(), command.getAttributeAsJid("jid"), command.getAttribute("node"));
1041                });
1042            } else {
1043                // It's unclear if we can set this to null...
1044                ListAdapter adapter = viewHolder.commands_list.getAdapter();
1045                if (adapter instanceof ArrayAdapter) {
1046                    ((ArrayAdapter<?>) adapter).clear();
1047                }
1048                viewHolder.commands_list.setVisibility(View.GONE);
1049                viewHolder.commands_list.setOnItemClickListener(null);
1050            }
1051
1052            if (isInValidSession) {
1053                if (!mUseGreenBackground) {
1054                    viewHolder.message_box.getBackground().setColorFilter(
1055                        StyledAttributes.getColor(activity, mUseGreenBackground ? R.attr.message_bubble_received_bg : R.attr.color_background_primary),
1056                        PorterDuff.Mode.SRC_ATOP
1057                    );
1058                }
1059                viewHolder.encryption.setVisibility(View.GONE);
1060            } else {
1061                viewHolder.encryption.setVisibility(View.VISIBLE);
1062                if (omemoEncryption && !message.isTrusted()) {
1063                    viewHolder.encryption.setText(R.string.not_trusted);
1064                } else {
1065                    viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
1066                }
1067            }
1068        }
1069
1070        if (type == RECEIVED || type == SENT) {
1071            if (message.getSubject() == null) {
1072                viewHolder.subject.setVisibility(View.GONE);
1073            } else {
1074                viewHolder.subject.setVisibility(View.VISIBLE);
1075                viewHolder.subject.setText(message.getSubject());
1076            }
1077        }
1078
1079        displayStatus(viewHolder, message, type, darkBackground);
1080
1081        return view;
1082    }
1083
1084    private void promptOpenKeychainInstall(View view) {
1085        activity.showInstallPgpDialog();
1086    }
1087
1088    public FileBackend getFileBackend() {
1089        return activity.xmppConnectionService.getFileBackend();
1090    }
1091
1092    public void stopAudioPlayer() {
1093        audioPlayer.stop();
1094    }
1095
1096    public void unregisterListenerInAudioPlayer() {
1097        audioPlayer.unregisterListener();
1098    }
1099
1100    public void startStopPending() {
1101        audioPlayer.startStopPending();
1102    }
1103
1104    public void openDownloadable(Message message) {
1105        if (ContextCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
1106            ConversationFragment.registerPendingMessage(activity, message);
1107            ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, ConversationsActivity.REQUEST_OPEN_MESSAGE);
1108            return;
1109        }
1110        final DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
1111        ViewUtil.view(activity, file);
1112    }
1113
1114    private void showLocation(Message message) {
1115        for (Intent intent : GeoHelper.createGeoIntentsFromMessage(activity, message)) {
1116            if (intent.resolveActivity(getContext().getPackageManager()) != null) {
1117                getContext().startActivity(intent);
1118                return;
1119            }
1120        }
1121        Toast.makeText(activity, R.string.no_application_found_to_display_location, Toast.LENGTH_SHORT).show();
1122    }
1123
1124    public void updatePreferences() {
1125        SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(activity);
1126        this.mUseGreenBackground = p.getBoolean("use_green_background", activity.getResources().getBoolean(R.bool.use_green_background));
1127    }
1128
1129
1130    public void setHighlightedTerm(List<String> terms) {
1131        this.highlightedTerm = terms == null ? null : StylingHelper.filterHighlightedWords(terms);
1132    }
1133
1134    public interface OnContactPictureClicked {
1135        void onContactPictureClicked(Message message);
1136    }
1137
1138    public interface OnContactPictureLongClicked {
1139        void onContactPictureLongClicked(View v, Message message);
1140    }
1141
1142    public interface OnInlineImageLongClicked {
1143        boolean onInlineImageLongClicked(Cid cid);
1144    }
1145
1146    private static class ViewHolder {
1147
1148        public Button load_more_messages;
1149        public ImageView edit_indicator;
1150        public RelativeLayout audioPlayer;
1151        protected LinearLayout message_box;
1152        protected Button download_button;
1153        protected ImageView image;
1154        protected ImageView indicator;
1155        protected ImageView indicatorReceived;
1156        protected TextView time;
1157        protected TextView subject;
1158        protected TextView messageBody;
1159        protected ImageView contact_picture;
1160        protected TextView status_message;
1161        protected TextView encryption;
1162        protected ListView commands_list;
1163        protected GithubIdenticonView thread_identicon;
1164    }
1165
1166    class ThumbnailTask extends AsyncTask<DownloadableFile, Void, Drawable[]> {
1167        @Override
1168        protected Drawable[] doInBackground(DownloadableFile... params) {
1169            if (isCancelled()) return null;
1170
1171            Drawable[] d = new Drawable[params.length];
1172            for (int i = 0; i < params.length; i++) {
1173                try {
1174                    d[i] = activity.xmppConnectionService.getFileBackend().getThumbnail(params[i], activity.getResources(), (int) (metrics.density * 288), false);
1175                } catch (final IOException e) {
1176                    d[i] = null;
1177                }
1178            }
1179
1180            return d;
1181        }
1182
1183        @Override
1184        protected void onPostExecute(final Drawable[] d) {
1185            if (isCancelled()) return;
1186            activity.xmppConnectionService.updateConversationUi();
1187        }
1188    }
1189}