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