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