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