MessageAdapter.java

   1package eu.siacs.conversations.ui.adapter;
   2
   3import android.Manifest;
   4import android.app.Activity;
   5import android.content.Intent;
   6import android.content.pm.PackageManager;
   7import android.graphics.PorterDuff;
   8import android.graphics.drawable.Drawable;
   9import android.content.res.ColorStateList;
  10import android.graphics.Typeface;
  11import android.net.Uri;
  12import android.os.AsyncTask;
  13import android.os.Build;
  14import android.preference.PreferenceManager;
  15import android.text.Editable;
  16import android.text.Spanned;
  17import android.text.Spannable;
  18import android.text.SpannableString;
  19import android.text.SpannableStringBuilder;
  20import android.text.style.ImageSpan;
  21import android.text.style.ClickableSpan;
  22import android.text.format.DateUtils;
  23import android.text.style.ForegroundColorSpan;
  24import android.text.style.RelativeSizeSpan;
  25import android.text.style.StyleSpan;
  26import android.text.style.URLSpan;
  27import android.util.DisplayMetrics;
  28import android.util.LruCache;
  29import android.view.accessibility.AccessibilityEvent;
  30import android.view.Gravity;
  31import android.view.LayoutInflater;
  32import android.view.MotionEvent;
  33import android.util.Log;
  34import android.view.View;
  35import android.view.ViewGroup;
  36import android.view.WindowManager;
  37import android.widget.ArrayAdapter;
  38import android.widget.Button;
  39import android.widget.ImageView;
  40import android.widget.LinearLayout;
  41import android.widget.ListAdapter;
  42import android.widget.ListView;
  43import android.widget.RelativeLayout;
  44import android.widget.TextView;
  45import android.widget.Toast;
  46
  47import androidx.annotation.AttrRes;
  48import androidx.annotation.ColorInt;
  49import androidx.annotation.DrawableRes;
  50import androidx.annotation.NonNull;
  51import androidx.annotation.Nullable;
  52import androidx.core.app.ActivityCompat;
  53import androidx.core.content.ContextCompat;
  54import androidx.core.content.res.ResourcesCompat;
  55import androidx.core.widget.ImageViewCompat;
  56import androidx.databinding.DataBindingUtil;
  57
  58import com.google.android.material.imageview.ShapeableImageView;
  59import com.google.android.material.shape.CornerFamily;
  60import com.google.android.material.shape.ShapeAppearanceModel;
  61
  62import com.cheogram.android.BobTransfer;
  63import com.cheogram.android.EmojiSearch;
  64import com.cheogram.android.GetThumbnailForCid;
  65import com.cheogram.android.MessageTextActionModeCallback;
  66import com.cheogram.android.SwipeDetector;
  67import com.cheogram.android.Util;
  68import com.cheogram.android.WebxdcPage;
  69import com.cheogram.android.WebxdcUpdate;
  70
  71import androidx.emoji2.emojipicker.EmojiViewItem;
  72import androidx.emoji2.emojipicker.RecentEmojiProvider;
  73
  74import com.google.android.material.button.MaterialButton;
  75import com.google.android.material.chip.ChipGroup;
  76import com.google.android.material.color.MaterialColors;
  77import com.google.android.material.dialog.MaterialAlertDialogBuilder;
  78import com.google.common.base.Joiner;
  79import com.google.common.base.Strings;
  80import com.google.common.collect.ImmutableList;
  81import com.google.common.collect.ImmutableSet;
  82
  83import com.lelloman.identicon.view.GithubIdenticonView;
  84
  85import io.ipfs.cid.Cid;
  86
  87import java.io.IOException;
  88import java.net.URI;
  89import java.net.URISyntaxException;
  90import java.security.NoSuchAlgorithmException;
  91import java.util.HashMap;
  92import java.util.List;
  93import java.util.Map;
  94import java.util.Locale;
  95import java.util.function.Function;
  96import java.util.regex.Matcher;
  97import java.util.regex.Pattern;
  98
  99import me.saket.bettermovementmethod.BetterLinkMovementMethod;
 100
 101import net.fellbaum.jemoji.EmojiManager;
 102
 103import eu.siacs.conversations.AppSettings;
 104import eu.siacs.conversations.Config;
 105import eu.siacs.conversations.R;
 106import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 107import eu.siacs.conversations.databinding.LinkDescriptionBinding;
 108import eu.siacs.conversations.databinding.DialogAddReactionBinding;
 109import eu.siacs.conversations.entities.Account;
 110import eu.siacs.conversations.entities.Contact;
 111import eu.siacs.conversations.entities.Conversation;
 112import eu.siacs.conversations.entities.Conversational;
 113import eu.siacs.conversations.entities.DownloadableFile;
 114import eu.siacs.conversations.entities.Message.FileParams;
 115import eu.siacs.conversations.entities.Message;
 116import eu.siacs.conversations.entities.MucOptions;
 117import eu.siacs.conversations.entities.Reaction;
 118import eu.siacs.conversations.entities.Roster;
 119import eu.siacs.conversations.entities.RtpSessionStatus;
 120import eu.siacs.conversations.entities.Transferable;
 121import eu.siacs.conversations.persistance.FileBackend;
 122import eu.siacs.conversations.services.MessageArchiveService;
 123import eu.siacs.conversations.services.NotificationService;
 124import eu.siacs.conversations.ui.Activities;
 125import eu.siacs.conversations.ui.BindingAdapters;
 126import eu.siacs.conversations.ui.ConversationFragment;
 127import eu.siacs.conversations.ui.ConversationsActivity;
 128import eu.siacs.conversations.ui.XmppActivity;
 129import eu.siacs.conversations.ui.service.AudioPlayer;
 130import eu.siacs.conversations.ui.text.DividerSpan;
 131import eu.siacs.conversations.ui.text.FixedURLSpan;
 132import eu.siacs.conversations.ui.text.QuoteSpan;
 133import eu.siacs.conversations.ui.util.Attachment;
 134import eu.siacs.conversations.ui.util.AvatarWorkerTask;
 135import eu.siacs.conversations.ui.util.MyLinkify;
 136import eu.siacs.conversations.ui.util.QuoteHelper;
 137import eu.siacs.conversations.ui.util.ShareUtil;
 138import eu.siacs.conversations.ui.util.ViewUtil;
 139import eu.siacs.conversations.utils.CryptoHelper;
 140import eu.siacs.conversations.utils.Emoticons;
 141import eu.siacs.conversations.utils.GeoHelper;
 142import eu.siacs.conversations.utils.MessageUtils;
 143import eu.siacs.conversations.utils.StylingHelper;
 144import eu.siacs.conversations.utils.TimeFrameUtils;
 145import eu.siacs.conversations.utils.UIHelper;
 146import eu.siacs.conversations.xmpp.Jid;
 147import eu.siacs.conversations.xmpp.mam.MamReference;
 148import eu.siacs.conversations.xml.Element;
 149import kotlin.coroutines.Continuation;
 150
 151import java.net.URI;
 152import java.util.Arrays;
 153import java.util.Collection;
 154import java.util.List;
 155import java.util.Locale;
 156import java.util.function.Consumer;
 157import java.util.regex.Matcher;
 158import java.util.regex.Pattern;
 159
 160public class MessageAdapter extends ArrayAdapter<Message> {
 161
 162    public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR";
 163    private static final int SENT = 0;
 164    private static final int RECEIVED = 1;
 165    private static final int STATUS = 2;
 166    private static final int DATE_SEPARATOR = 3;
 167    private static final int RTP_SESSION = 4;
 168    private final XmppActivity activity;
 169    private final AudioPlayer audioPlayer;
 170    private List<String> highlightedTerm = null;
 171    private final DisplayMetrics metrics;
 172    private ConversationFragment mConversationFragment = null;
 173    private OnContactPictureClicked mOnContactPictureClickedListener;
 174    private OnContactPictureClicked mOnMessageBoxClickedListener;
 175    private OnContactPictureClicked mOnMessageBoxSwipedListener;
 176    private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 177    private OnInlineImageLongClicked mOnInlineImageLongClickedListener;
 178    private boolean mUseGreenBackground = false;
 179    private BubbleDesign bubbleDesign = new BubbleDesign(false, false);
 180    private final boolean mForceNames;
 181    private final Map<String, WebxdcUpdate> lastWebxdcUpdate = new HashMap<>();
 182    private String selectionUuid = null;
 183    private final AppSettings appSettings;
 184
 185    public MessageAdapter(
 186            final XmppActivity activity, final List<Message> messages, final boolean forceNames) {
 187        super(activity, 0, messages);
 188        this.audioPlayer = new AudioPlayer(this);
 189        this.activity = activity;
 190        metrics = getContext().getResources().getDisplayMetrics();
 191        appSettings = new AppSettings(activity);
 192        updatePreferences();
 193        this.mForceNames = forceNames;
 194    }
 195
 196    public MessageAdapter(final XmppActivity activity, final List<Message> messages) {
 197        this(activity, messages, false);
 198    }
 199
 200    private static void resetClickListener(View... views) {
 201        for (View view : views) {
 202            if (view != null) view.setOnClickListener(null);
 203        }
 204    }
 205
 206    public void flagScreenOn() {
 207        activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 208    }
 209
 210    public void flagScreenOff() {
 211        activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 212    }
 213
 214    public void setVolumeControl(final int stream) {
 215        activity.setVolumeControlStream(stream);
 216    }
 217
 218    public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 219        this.mOnContactPictureClickedListener = listener;
 220    }
 221
 222    public void setOnMessageBoxClicked(OnContactPictureClicked listener) {
 223        this.mOnMessageBoxClickedListener = listener;
 224    }
 225
 226    public void setOnMessageBoxSwiped(OnContactPictureClicked listener) {
 227        this.mOnMessageBoxSwipedListener = listener;
 228    }
 229
 230    public void setConversationFragment(ConversationFragment frag) {
 231        mConversationFragment = frag;
 232    }
 233
 234    public void quoteText(String text) {
 235        if (mConversationFragment != null) mConversationFragment.quoteText(text);
 236    }
 237
 238    public boolean hasSelection() {
 239        return selectionUuid != null;
 240    }
 241
 242    public Activity getActivity() {
 243        return activity;
 244    }
 245
 246    public void setOnContactPictureLongClicked(OnContactPictureLongClicked listener) {
 247        this.mOnContactPictureLongClickedListener = listener;
 248    }
 249
 250    public void setOnInlineImageLongClicked(OnInlineImageLongClicked listener) {
 251        this.mOnInlineImageLongClickedListener = listener;
 252    }
 253
 254    @Override
 255    public int getViewTypeCount() {
 256        return 5;
 257    }
 258
 259    private int getItemViewType(Message message) {
 260        if (message.getType() == Message.TYPE_STATUS) {
 261            if (DATE_SEPARATOR_BODY.equals(message.getBody())) {
 262                return DATE_SEPARATOR;
 263            } else {
 264                return STATUS;
 265            }
 266        } else if (message.getType() == Message.TYPE_RTP_SESSION) {
 267            return RTP_SESSION;
 268        } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
 269            return RECEIVED;
 270        } else {
 271            return SENT;
 272        }
 273    }
 274
 275    @Override
 276    public int getItemViewType(int position) {
 277        return this.getItemViewType(getItem(position));
 278    }
 279
 280    private void displayStatus(
 281            final ViewHolder viewHolder,
 282            final Message message,
 283            final int type,
 284            final BubbleColor bubbleColor) {
 285        final int mergedStatus = message.getMergedStatus();
 286        final boolean error;
 287        if (viewHolder.indicatorReceived != null) {
 288            viewHolder.indicatorReceived.setVisibility(View.GONE);
 289        }
 290        final Transferable transferable = message.getTransferable();
 291        final boolean multiReceived =
 292                message.getConversation().getMode() == Conversation.MODE_MULTI
 293                        && mergedStatus <= Message.STATUS_RECEIVED;
 294        final String fileSize;
 295        if (message.isFileOrImage()
 296                || transferable != null
 297                || MessageUtils.unInitiatedButKnownSize(message)) {
 298            final FileParams params = message.getFileParams();
 299            fileSize = params.size != null ? UIHelper.filesizeToString(params.size) : null;
 300            if (message.getStatus() == Message.STATUS_SEND_FAILED
 301                    || (transferable != null
 302                            && (transferable.getStatus() == Transferable.STATUS_FAILED
 303                                    || transferable.getStatus()
 304                                            == Transferable.STATUS_CANCELLED))) {
 305                error = true;
 306            } else {
 307                error = message.getStatus() == Message.STATUS_SEND_FAILED;
 308            }
 309        } else {
 310            fileSize = null;
 311            error = message.getStatus() == Message.STATUS_SEND_FAILED;
 312        }
 313        if (type == SENT && viewHolder.indicatorReceived != null) {
 314            final @DrawableRes Integer receivedIndicator =
 315                    getMessageStatusAsDrawable(message, mergedStatus);
 316            if (receivedIndicator == null) {
 317                viewHolder.indicatorReceived.setVisibility(View.INVISIBLE);
 318            } else {
 319                viewHolder.indicatorReceived.setImageResource(receivedIndicator);
 320                if (mergedStatus == Message.STATUS_SEND_FAILED) {
 321                    setImageTintError(viewHolder.indicatorReceived);
 322                } else {
 323                    setImageTint(viewHolder.indicatorReceived, bubbleColor);
 324                }
 325                viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
 326            }
 327        }
 328        final var additionalStatusInfo = getAdditionalStatusInfo(message, mergedStatus);
 329
 330        if (error && type == SENT) {
 331            viewHolder.time.setTextColor(
 332                    MaterialColors.getColor(
 333                            viewHolder.time, com.google.android.material.R.attr.colorError));
 334        } else {
 335            setTextColor(viewHolder.time, bubbleColor);
 336        }
 337        setTextColor(viewHolder.subject, bubbleColor);
 338        if (message.getEncryption() == Message.ENCRYPTION_NONE) {
 339            viewHolder.indicator.setVisibility(View.GONE);
 340        } else {
 341            boolean verified = false;
 342            if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
 343                final FingerprintStatus status =
 344                        message.getConversation()
 345                                .getAccount()
 346                                .getAxolotlService()
 347                                .getFingerprintTrust(message.getFingerprint());
 348                if (status != null && status.isVerified()) {
 349                    verified = true;
 350                }
 351            }
 352            if (verified) {
 353                viewHolder.indicator.setImageResource(R.drawable.ic_verified_user_24dp);
 354            } else {
 355                viewHolder.indicator.setImageResource(R.drawable.ic_lock_24dp);
 356            }
 357            if (error && type == SENT) {
 358                setImageTintError(viewHolder.indicator);
 359            } else {
 360                setImageTint(viewHolder.indicator, bubbleColor);
 361            }
 362            viewHolder.indicator.setVisibility(View.VISIBLE);
 363        }
 364
 365        if (viewHolder.edit_indicator != null) {
 366            if (message.edited()) {
 367                viewHolder.edit_indicator.setVisibility(View.VISIBLE);
 368                if (error && type == SENT) {
 369                    setImageTintError(viewHolder.edit_indicator);
 370                } else {
 371                    setImageTint(viewHolder.edit_indicator, bubbleColor);
 372                }
 373            } else {
 374                viewHolder.edit_indicator.setVisibility(View.GONE);
 375            }
 376        }
 377
 378        final String formattedTime =
 379                UIHelper.readableTimeDifferenceFull(getContext(), message.getMergedTimeSent());
 380        final String bodyLanguage = message.getBodyLanguage();
 381        final ImmutableList.Builder<String> timeInfoBuilder = new ImmutableList.Builder<>();
 382        if (message.getStatus() <= Message.STATUS_RECEIVED) {
 383            timeInfoBuilder.add(formattedTime);
 384            if (fileSize != null) {
 385                timeInfoBuilder.add(fileSize);
 386            }
 387            if (mForceNames || multiReceived || (message.getTrueCounterpart() != null && message.getContact() != null)) {
 388                final String displayName = UIHelper.getMessageDisplayName(message);
 389                if (displayName != null) {
 390                    timeInfoBuilder.add(displayName);
 391                }
 392            }
 393            if (bodyLanguage != null) {
 394                timeInfoBuilder.add(bodyLanguage.toUpperCase(Locale.US));
 395            }
 396        } else {
 397            if (bodyLanguage != null) {
 398                timeInfoBuilder.add(bodyLanguage.toUpperCase(Locale.US));
 399            }
 400            if (fileSize != null) {
 401                timeInfoBuilder.add(fileSize);
 402            }
 403            // for space reasons we display only 'additional status info' (send progress or concrete
 404            // failure reason) or the time
 405            if (additionalStatusInfo != null) {
 406                timeInfoBuilder.add(additionalStatusInfo);
 407            } else {
 408                timeInfoBuilder.add(formattedTime);
 409            }
 410        }
 411        final var timeInfo = timeInfoBuilder.build();
 412        viewHolder.time.setText(Joiner.on(" \u00B7 ").join(timeInfo));
 413    }
 414
 415    public static @DrawableRes Integer getMessageStatusAsDrawable(
 416            final Message message, final int status) {
 417        final var transferable = message.getTransferable();
 418        return switch (status) {
 419            case Message.STATUS_WAITING -> R.drawable.ic_more_horiz_24dp;
 420            case Message.STATUS_UNSEND -> transferable == null ? null : R.drawable.ic_upload_24dp;
 421            case Message.STATUS_SEND -> R.drawable.ic_done_24dp;
 422            case Message.STATUS_SEND_RECEIVED, Message.STATUS_SEND_DISPLAYED -> R.drawable
 423                    .ic_done_all_24dp;
 424            case Message.STATUS_SEND_FAILED -> {
 425                final String errorMessage = message.getErrorMessage();
 426                if (Message.ERROR_MESSAGE_CANCELLED.equals(errorMessage)) {
 427                    yield R.drawable.ic_cancel_24dp;
 428                } else {
 429                    yield R.drawable.ic_error_24dp;
 430                }
 431            }
 432            case Message.STATUS_OFFERED -> R.drawable.ic_p2p_24dp;
 433            default -> null;
 434        };
 435    }
 436
 437    @Nullable
 438    private String getAdditionalStatusInfo(final Message message, final int mergedStatus) {
 439        final String additionalStatusInfo;
 440        if (mergedStatus == Message.STATUS_SEND_FAILED) {
 441            final String errorMessage = Strings.nullToEmpty(message.getErrorMessage());
 442            final String[] errorParts = errorMessage.split("\\u001f", 2);
 443            if (errorParts.length == 2 && errorParts[0].equals("file-too-large")) {
 444                additionalStatusInfo = getContext().getString(R.string.file_too_large);
 445            } else {
 446                additionalStatusInfo = null;
 447            }
 448        } else if (mergedStatus == Message.STATUS_UNSEND) {
 449            final var transferable = message.getTransferable();
 450            if (transferable == null) {
 451                return null;
 452            }
 453            return getContext().getString(R.string.sending_file, transferable.getProgress());
 454        } else {
 455            additionalStatusInfo = null;
 456        }
 457        return additionalStatusInfo;
 458    }
 459
 460    private void displayInfoMessage(
 461            ViewHolder viewHolder, CharSequence text, final BubbleColor bubbleColor) {
 462        viewHolder.download_button.setVisibility(View.GONE);
 463        viewHolder.audioPlayer.setVisibility(View.GONE);
 464        viewHolder.image.setVisibility(View.GONE);
 465        viewHolder.messageBody.setVisibility(View.VISIBLE);
 466        viewHolder.messageBody.setText(text);
 467        viewHolder.messageBody.setTextColor(
 468                bubbleToOnSurfaceVariant(viewHolder.messageBody, bubbleColor));
 469        viewHolder.messageBody.setTextIsSelectable(false);
 470    }
 471
 472    private void displayEmojiMessage(
 473            final ViewHolder viewHolder, final Message message, final BubbleColor bubbleColor, int type) {
 474        displayTextMessage(viewHolder, message, bubbleColor, type);
 475        viewHolder.download_button.setVisibility(View.GONE);
 476        viewHolder.audioPlayer.setVisibility(View.GONE);
 477        viewHolder.image.setVisibility(View.GONE);
 478        viewHolder.messageBody.setVisibility(View.VISIBLE);
 479        setTextColor(viewHolder.messageBody, bubbleColor);
 480        final var body = getSpannableBody(message);
 481        ImageSpan[] imageSpans = body.getSpans(0, body.length(), ImageSpan.class);
 482        float size = imageSpans.length == 1 || Emoticons.isEmoji(body.toString()) ? 5.0f : 2.0f;
 483        body.setSpan(
 484                new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 485        viewHolder.messageBody.setText(body);
 486    }
 487
 488    private void applyQuoteSpan(
 489            final TextView textView,
 490            Editable body,
 491            int start,
 492            int end,
 493            final BubbleColor bubbleColor,
 494            final boolean makeEdits) {
 495        if (makeEdits && start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
 496            body.insert(start++, "\n");
 497            body.setSpan(
 498                    new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 499            end++;
 500        }
 501        if (makeEdits && end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
 502            body.insert(end, "\n");
 503            body.setSpan(
 504                new DividerSpan(false),
 505                end,
 506                end + ("\n".equals(body.subSequence(end + 1, end + 2).toString()) ? 2 : 1),
 507                Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
 508            );
 509        }
 510        final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
 511        body.setSpan(
 512                new QuoteSpan(bubbleToOnSurfaceVariant(textView, bubbleColor), metrics),
 513                start,
 514                end,
 515                Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 516    }
 517
 518    public boolean handleTextQuotes(final TextView textView, final Editable body) {
 519        return handleTextQuotes(textView, body, true);
 520    }
 521
 522    public boolean handleTextQuotes(final TextView textView, final Editable body, final boolean deleteMarkers) {
 523        final boolean colorfulBackground = this.bubbleDesign.colorfulChatBubbles;
 524        final BubbleColor bubbleColor = colorfulBackground ? (deleteMarkers ? BubbleColor.SECONDARY : BubbleColor.TERTIARY) : BubbleColor.SURFACE;
 525        return handleTextQuotes(textView, body, bubbleColor, deleteMarkers);
 526    }
 527
 528    /**
 529     * Applies QuoteSpan to group of lines which starts with > or » characters. Appends likebreaks
 530     * and applies DividerSpan to them to show a padding between quote and text.
 531     */
 532    public boolean handleTextQuotes(
 533            final TextView textView,
 534            final Editable body,
 535            final BubbleColor bubbleColor,
 536            final boolean deleteMarkers) {
 537        boolean startsWithQuote = false;
 538        int quoteDepth = 1;
 539        while (QuoteHelper.bodyContainsQuoteStart(body) && quoteDepth <= Config.QUOTE_MAX_DEPTH) {
 540            char previous = '\n';
 541            int lineStart = -1;
 542            int lineTextStart = -1;
 543            int quoteStart = -1;
 544            int skipped = 0;
 545            for (int i = 0; i <= body.length(); i++) {
 546                if (!deleteMarkers && QuoteHelper.isRelativeSizeSpanned(body, i)) {
 547                    skipped++;
 548                    continue;
 549                }
 550                char current = body.length() > i ? body.charAt(i) : '\n';
 551                if (lineStart == -1) {
 552                    if (previous == '\n') {
 553                        if (i < body.length() && QuoteHelper.isPositionQuoteStart(body, i)) {
 554                            // Line start with quote
 555                            lineStart = i;
 556                            if (quoteStart == -1) quoteStart = i - skipped;
 557                            if (i == 0) startsWithQuote = true;
 558                        } else if (quoteStart >= 0) {
 559                            // Line start without quote, apply spans there
 560                            applyQuoteSpan(textView, body, quoteStart, i - 1, bubbleColor, deleteMarkers);
 561                            quoteStart = -1;
 562                        }
 563                    }
 564                } else {
 565                    // Remove extra spaces between > and first character in the line
 566                    // > character will be removed too
 567                    if (current != ' ' && lineTextStart == -1) {
 568                        lineTextStart = i;
 569                    }
 570                    if (current == '\n') {
 571                        if (deleteMarkers) {
 572                            i -= lineTextStart - lineStart;
 573                            body.delete(lineStart, lineTextStart);
 574                            if (i == lineStart) {
 575                                // Avoid empty lines because span over empty line can be hidden
 576                                body.insert(i++, " ");
 577                            }
 578                        } else {
 579                            body.setSpan(new RelativeSizeSpan(i - (lineTextStart - lineStart) == lineStart ? 1 : 0), lineStart, lineTextStart, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | StylingHelper.XHTML_REMOVE << Spanned.SPAN_USER_SHIFT);
 580                        }
 581                        lineStart = -1;
 582                        lineTextStart = -1;
 583                    }
 584                }
 585                previous = current;
 586                skipped = 0;
 587            }
 588            if (quoteStart >= 0) {
 589                // Apply spans to finishing open quote
 590                applyQuoteSpan(textView, body, quoteStart, body.length(), bubbleColor, deleteMarkers);
 591            }
 592            quoteDepth++;
 593        }
 594        return startsWithQuote;
 595    }
 596
 597    private SpannableStringBuilder getSpannableBody(final Message message) {
 598        Drawable fallbackImg = ResourcesCompat.getDrawable(activity.getResources(), R.drawable.ic_photo_24dp, null);
 599        return message.getMergedBody(new Thumbnailer(message), fallbackImg);
 600    }
 601
 602    private void displayTextMessage(
 603            final ViewHolder viewHolder, final Message message, final BubbleColor bubbleColor, final int type) {
 604        viewHolder.inReplyToQuote.setVisibility(View.GONE);
 605        viewHolder.download_button.setVisibility(View.GONE);
 606        viewHolder.image.setVisibility(View.GONE);
 607        viewHolder.audioPlayer.setVisibility(View.GONE);
 608        viewHolder.messageBody.setVisibility(View.VISIBLE);
 609        setTextColor(viewHolder.messageBody, bubbleColor);
 610        setTextSize(viewHolder.messageBody, this.bubbleDesign.largeFont);
 611
 612        final ViewGroup.LayoutParams layoutParams = viewHolder.messageBody.getLayoutParams();
 613        layoutParams.width = ViewGroup.LayoutParams.WRAP_CONTENT;
 614        viewHolder.messageBody.setLayoutParams(layoutParams);
 615
 616        final ViewGroup.LayoutParams qlayoutParams = viewHolder.inReplyToQuote.getLayoutParams();
 617        qlayoutParams.width = ViewGroup.LayoutParams.WRAP_CONTENT;
 618        viewHolder.messageBody.setLayoutParams(qlayoutParams);
 619
 620        viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
 621
 622        if (message.getBody() != null && !message.getBody().equals("")) {
 623            viewHolder.messageBody.setTextIsSelectable(true);
 624            viewHolder.messageBody.setVisibility(View.VISIBLE);
 625            final String nick = UIHelper.getMessageDisplayName(message);
 626            SpannableStringBuilder body = getSpannableBody(message);
 627            final var processMarkup = body.getSpans(0, body.length(), Message.PlainTextSpan.class).length > 0;
 628            if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
 629                body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
 630                body.append("\u2026");
 631            }
 632            Message.MergeSeparator[] mergeSeparators =
 633                    body.getSpans(0, body.length(), Message.MergeSeparator.class);
 634            for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
 635                int start = body.getSpanStart(mergeSeparator);
 636                int end = body.getSpanEnd(mergeSeparator);
 637                body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 638            }
 639            if (processMarkup) StylingHelper.format(body, viewHolder.messageBody.getCurrentTextColor());
 640            MyLinkify.addLinks(body, message.getConversation().getAccount(), message.getConversation().getJid());
 641            boolean startsWithQuote = processMarkup ? handleTextQuotes(viewHolder.messageBody, body, bubbleColor, true) : false;
 642            for (final android.text.style.QuoteSpan quote : body.getSpans(0, body.length(), android.text.style.QuoteSpan.class)) {
 643                int start = body.getSpanStart(quote);
 644                int end = body.getSpanEnd(quote);
 645                if (start < 0 || end < 0) continue;
 646
 647                body.removeSpan(quote);
 648                applyQuoteSpan(viewHolder.messageBody, body, start, end, bubbleColor, true);
 649                if (start == 0) {
 650                    if (message.getInReplyTo() == null) {
 651                        startsWithQuote = true;
 652                    } else {
 653                        viewHolder.inReplyToQuote.setText(body.subSequence(start, end));
 654                        viewHolder.inReplyToQuote.setVisibility(View.VISIBLE);
 655                        body.delete(start, end);
 656                        while (body.length() > start && body.charAt(start) == '\n') body.delete(start, 1); // Newlines after quote
 657                        continue;
 658                    }
 659                }
 660            }
 661            boolean hasMeCommand = body.toString().startsWith(Message.ME_COMMAND);
 662            if (hasMeCommand) {
 663                body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
 664            }
 665            if (!message.isPrivateMessage()) {
 666                if (hasMeCommand && body.length() > nick.length()) {
 667                    body.setSpan(
 668                            new StyleSpan(Typeface.BOLD_ITALIC),
 669                            0,
 670                            nick.length(),
 671                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 672                }
 673            } else {
 674                String privateMarker;
 675                if (message.getStatus() <= Message.STATUS_RECEIVED) {
 676                    privateMarker = activity.getString(R.string.private_message);
 677                } else {
 678                    Jid cp = message.getCounterpart();
 679                    privateMarker =
 680                            activity.getString(
 681                                    R.string.private_message_to,
 682                                    Strings.nullToEmpty(cp == null ? null : cp.getResource()));
 683                }
 684                body.insert(0, privateMarker);
 685                int privateMarkerIndex = privateMarker.length();
 686                if (startsWithQuote) {
 687                    body.insert(privateMarkerIndex, "\n\n");
 688                    body.setSpan(
 689                            new DividerSpan(false),
 690                            privateMarkerIndex,
 691                            privateMarkerIndex + 2,
 692                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 693                } else {
 694                    body.insert(privateMarkerIndex, " ");
 695                }
 696                body.setSpan(
 697                        new ForegroundColorSpan(
 698                                bubbleToOnSurfaceVariant(viewHolder.messageBody, bubbleColor)),
 699                        0,
 700                        privateMarkerIndex,
 701                        Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 702                body.setSpan(
 703                        new StyleSpan(Typeface.BOLD),
 704                        0,
 705                        privateMarkerIndex,
 706                        Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 707                if (hasMeCommand) {
 708                    body.setSpan(
 709                            new StyleSpan(Typeface.BOLD_ITALIC),
 710                            privateMarkerIndex + 1,
 711                            privateMarkerIndex + 1 + nick.length(),
 712                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 713                }
 714            }
 715            if (message.getConversation().getMode() == Conversation.MODE_MULTI
 716                    && message.getStatus() == Message.STATUS_RECEIVED) {
 717                if (message.getConversation() instanceof Conversation conversation) {
 718                    Pattern pattern =
 719                            NotificationService.generateNickHighlightPattern(
 720                                    conversation.getMucOptions().getActualNick());
 721                    Matcher matcher = pattern.matcher(body);
 722                    while (matcher.find()) {
 723                        body.setSpan(
 724                                new StyleSpan(Typeface.BOLD),
 725                                matcher.start(),
 726                                matcher.end(),
 727                                Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 728                    }
 729
 730                    pattern = NotificationService.generateNickHighlightPattern(conversation.getMucOptions().getActualName());
 731                    matcher = pattern.matcher(body);
 732                    while (matcher.find()) {
 733                        body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 734                    }
 735                }
 736            }
 737            for (final var emoji : EmojiManager.extractEmojisInOrderWithIndex(body.toString())) {
 738                var end = emoji.getCharIndex() + emoji.getEmoji().getEmoji().length();
 739                if (body.length() > end && body.charAt(end) == '\uFE0F') end++;
 740                body.setSpan(
 741                        new RelativeSizeSpan(1.2f),
 742                        emoji.getCharIndex(),
 743                        end,
 744                        Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 745            }
 746            // Make custom emoji bigger too, to match emoji
 747            for (final var span : body.getSpans(0, body.length(), com.cheogram.android.InlineImageSpan.class)) {
 748                body.setSpan(
 749                        new RelativeSizeSpan(1.2f),
 750                        body.getSpanStart(span),
 751                        body.getSpanEnd(span),
 752                        Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 753            }
 754
 755            if (highlightedTerm != null) {
 756                StylingHelper.highlight(viewHolder.messageBody, body, highlightedTerm);
 757            }
 758
 759            viewHolder.messageBody.setAutoLinkMask(0);
 760            viewHolder.messageBody.setText(body);
 761            if (body.length() <= 0) viewHolder.messageBody.setVisibility(View.GONE);
 762            BetterLinkMovementMethod method = new BetterLinkMovementMethod() {
 763                @Override
 764                protected void dispatchUrlLongClick(TextView tv, ClickableSpan span) {
 765                    if (span instanceof URLSpan || mOnInlineImageLongClickedListener == null) {
 766                        tv.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
 767                        super.dispatchUrlLongClick(tv, span);
 768                        return;
 769                    }
 770
 771                    Spannable body = (Spannable) tv.getText();
 772                    ImageSpan[] imageSpans = body.getSpans(body.getSpanStart(span), body.getSpanEnd(span), ImageSpan.class);
 773                    if (imageSpans.length > 0) {
 774                        Uri uri = Uri.parse(imageSpans[0].getSource());
 775                        Cid cid = BobTransfer.cid(uri);
 776                        if (cid == null) return;
 777                        if (mOnInlineImageLongClickedListener.onInlineImageLongClicked(cid)) {
 778                            tv.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
 779                        }
 780                    }
 781                }
 782            };
 783            method.setOnLinkLongClickListener((tv, url) -> {
 784                tv.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
 785                ShareUtil.copyLinkToClipboard(activity, url);
 786                return true;
 787            });
 788            viewHolder.messageBody.setMovementMethod(method);
 789        } else {
 790            viewHolder.messageBody.setText("");
 791            viewHolder.messageBody.setTextIsSelectable(false);
 792            toggleWhisperInfo(viewHolder, message, bubbleColor);
 793        }
 794    }
 795
 796    private void displayDownloadableMessage(
 797            ViewHolder viewHolder,
 798            final Message message,
 799            String text,
 800            final BubbleColor bubbleColor, final int type) {
 801        displayTextMessage(viewHolder, message, bubbleColor, type);
 802        viewHolder.image.setVisibility(View.GONE);
 803        List<Element> thumbs = message.getFileParams() != null ? message.getFileParams().getThumbnails() : null;
 804        if (thumbs != null && !thumbs.isEmpty()) {
 805            for (Element thumb : thumbs) {
 806                Uri uri = Uri.parse(thumb.getAttribute("uri"));
 807                if (uri.getScheme().equals("data")) {
 808                    String[] parts = uri.getSchemeSpecificPart().split(",", 2);
 809                    parts = parts[0].split(";");
 810                    if (!parts[0].equals("image/blurhash") && !parts[0].equals("image/thumbhash") && !parts[0].equals("image/jpeg") && !parts[0].equals("image/png") && !parts[0].equals("image/webp") && !parts[0].equals("image/gif")) continue;
 811                } else if (uri.getScheme().equals("cid")) {
 812                    Cid cid = BobTransfer.cid(uri);
 813                    if (cid == null) continue;
 814                    DownloadableFile f = activity.xmppConnectionService.getFileForCid(cid);
 815                    if (f == null || !f.canRead()) {
 816                        if (!message.trusted() && !message.getConversation().canInferPresence()) continue;
 817
 818                        try {
 819                            new BobTransfer(BobTransfer.uri(cid), message.getConversation().getAccount(), message.getCounterpart(), activity.xmppConnectionService).start();
 820                        } catch (final NoSuchAlgorithmException | URISyntaxException e) { }
 821                        continue;
 822                    }
 823                } else {
 824                    continue;
 825                }
 826
 827                int width = message.getFileParams().width;
 828                if (width < 1 && thumb.getAttribute("width") != null) width = Integer.parseInt(thumb.getAttribute("width"));
 829                if (width < 1) width = 1920;
 830
 831                int height = message.getFileParams().height;
 832                if (height < 1 && thumb.getAttribute("height") != null) height = Integer.parseInt(thumb.getAttribute("height"));
 833                if (height < 1) height = 1080;
 834
 835                viewHolder.image.setVisibility(View.VISIBLE);
 836                imagePreviewLayout(width, height, viewHolder.image, message.getInReplyTo() != null, true, type, viewHolder);
 837                activity.loadBitmap(message, viewHolder.image);
 838                viewHolder.image.setOnClickListener(v -> ConversationFragment.downloadFile(activity, message));
 839
 840                break;
 841            }
 842        }
 843        viewHolder.audioPlayer.setVisibility(View.GONE);
 844        viewHolder.download_button.setVisibility(View.VISIBLE);
 845        viewHolder.download_button.setText(text);
 846        final var attachment = Attachment.of(message);
 847        final @DrawableRes int imageResource = MediaAdapter.getImageDrawable(attachment);
 848        viewHolder.download_button.setIconResource(imageResource);
 849        viewHolder.download_button.setOnClickListener(
 850                v -> ConversationFragment.downloadFile(activity, message));
 851    }
 852
 853    private void displayWebxdcMessage(ViewHolder viewHolder, final Message message, final BubbleColor bubbleColor, final int type) {
 854        Cid webxdcCid = message.getFileParams().getCids().get(0);
 855        WebxdcPage webxdc = new WebxdcPage(activity, webxdcCid, message, activity.xmppConnectionService);
 856        displayTextMessage(viewHolder, message, bubbleColor, type);
 857        viewHolder.image.setVisibility(View.GONE);
 858        viewHolder.audioPlayer.setVisibility(View.GONE);
 859        viewHolder.download_button.setVisibility(View.VISIBLE);
 860        viewHolder.download_button.setIconResource(0);
 861        viewHolder.download_button.setText("Open " + webxdc.getName());
 862        viewHolder.download_button.setOnClickListener(v -> {
 863            Conversation conversation = (Conversation) message.getConversation();
 864            if (!conversation.switchToSession("webxdc\0" + message.getUuid())) {
 865                conversation.startWebxdc(webxdc);
 866            }
 867        });
 868        viewHolder.image.setOnClickListener(v -> {
 869            Conversation conversation = (Conversation) message.getConversation();
 870            if (!conversation.switchToSession("webxdc\0" + message.getUuid())) {
 871                conversation.startWebxdc(webxdc);
 872            }
 873        });
 874
 875        final WebxdcUpdate lastUpdate;
 876        synchronized(lastWebxdcUpdate) { lastUpdate = lastWebxdcUpdate.get(message.getUuid()); }
 877        if (lastUpdate == null) {
 878            new Thread(() -> {
 879                final WebxdcUpdate update = activity.xmppConnectionService.findLastWebxdcUpdate(message);
 880                if (update != null) {
 881                    synchronized(lastWebxdcUpdate) { lastWebxdcUpdate.put(message.getUuid(), update); }
 882                    activity.xmppConnectionService.updateConversationUi();
 883                }
 884            }).start();
 885        } else {
 886            if (lastUpdate != null && (lastUpdate.getSummary() != null || lastUpdate.getDocument() != null)) {
 887                viewHolder.messageBody.setVisibility(View.VISIBLE);
 888                viewHolder.messageBody.setText(
 889                    (lastUpdate.getDocument() == null ? "" : lastUpdate.getDocument() + "\n") +
 890                    (lastUpdate.getSummary() == null ? "" : lastUpdate.getSummary())
 891                );
 892            }
 893        }
 894
 895        final LruCache<String, Drawable> cache = activity.xmppConnectionService.getDrawableCache();
 896        final Drawable d = cache.get("webxdc:icon:" + webxdcCid);
 897        if (d == null) {
 898            new Thread(() -> {
 899                Drawable icon = webxdc.getIcon();
 900                if (icon != null) {
 901                    cache.put("webxdc:icon:" + webxdcCid, icon);
 902                    activity.xmppConnectionService.updateConversationUi();
 903                }
 904            }).start();
 905        } else {
 906            viewHolder.image.setVisibility(View.VISIBLE);
 907            viewHolder.image.setImageDrawable(d);
 908            imagePreviewLayout(d.getIntrinsicWidth(), d.getIntrinsicHeight(), viewHolder.image, message.getInReplyTo() != null, true, type, viewHolder);
 909        }
 910    }
 911
 912    private void displayOpenableMessage(
 913            ViewHolder viewHolder, final Message message, final BubbleColor bubbleColor, final int type) {
 914        displayTextMessage(viewHolder, message, bubbleColor, type);
 915        viewHolder.image.setVisibility(View.GONE);
 916        viewHolder.audioPlayer.setVisibility(View.GONE);
 917        viewHolder.download_button.setVisibility(View.VISIBLE);
 918        viewHolder.download_button.setText(
 919                activity.getString(
 920                        R.string.open_x_file,
 921                        UIHelper.getFileDescriptionString(activity, message)));
 922        final var attachment = Attachment.of(message);
 923        final @DrawableRes int imageResource = MediaAdapter.getImageDrawable(attachment);
 924        viewHolder.download_button.setIconResource(imageResource);
 925        viewHolder.download_button.setOnClickListener(v -> openDownloadable(message));
 926    }
 927
 928    private void displayLocationMessage(
 929            ViewHolder viewHolder, final Message message, final BubbleColor bubbleColor, final int type) {
 930        displayTextMessage(viewHolder, message, bubbleColor, type);
 931        viewHolder.image.setVisibility(View.GONE);
 932        viewHolder.audioPlayer.setVisibility(View.GONE);
 933        viewHolder.download_button.setVisibility(View.VISIBLE);
 934        viewHolder.download_button.setText(R.string.show_location);
 935        final var attachment = Attachment.of(message);
 936        final @DrawableRes int imageResource = MediaAdapter.getImageDrawable(attachment);
 937        viewHolder.download_button.setIconResource(imageResource);
 938        viewHolder.download_button.setOnClickListener(v -> showLocation(message));
 939    }
 940
 941    private void displayAudioMessage(
 942            ViewHolder viewHolder, Message message, final BubbleColor bubbleColor, final int type) {
 943        displayTextMessage(viewHolder, message, bubbleColor, type);
 944        viewHolder.image.setVisibility(View.GONE);
 945        viewHolder.download_button.setVisibility(View.GONE);
 946        final RelativeLayout audioPlayer = viewHolder.audioPlayer;
 947        audioPlayer.setVisibility(View.VISIBLE);
 948        AudioPlayer.ViewHolder.get(audioPlayer).setBubbleColor(bubbleColor);
 949        this.audioPlayer.init(audioPlayer, message);
 950    }
 951
 952    private void displayMediaPreviewMessage(
 953            ViewHolder viewHolder, final Message message, final BubbleColor bubbleColor, final int type) {
 954        displayTextMessage(viewHolder, message, bubbleColor, type);
 955        viewHolder.download_button.setVisibility(View.GONE);
 956        viewHolder.audioPlayer.setVisibility(View.GONE);
 957        viewHolder.image.setVisibility(View.VISIBLE);
 958        final FileParams params = message.getFileParams();
 959        imagePreviewLayout(params.width, params.height, viewHolder.image, message.getInReplyTo() != null, viewHolder.messageBody.getVisibility() != View.GONE, type, viewHolder);
 960        activity.loadBitmap(message, viewHolder.image);
 961        viewHolder.image.setOnClickListener(v -> openDownloadable(message));
 962    }
 963
 964    private void imagePreviewLayout(int w, int h, ShapeableImageView image, boolean otherAbove, boolean otherBelow, int type, ViewHolder viewHolder) {
 965        final float target = activity.getResources().getDimension(R.dimen.image_preview_width);
 966        final int scaledW;
 967        final int scaledH;
 968        if (Math.max(h, w) * metrics.density <= target) {
 969            scaledW = (int) (w * metrics.density);
 970            scaledH = (int) (h * metrics.density);
 971        } else if (Math.max(h, w) <= target) {
 972            scaledW = w;
 973            scaledH = h;
 974        } else if (w <= h) {
 975            scaledW = (int) (w / ((double) h / target));
 976            scaledH = (int) target;
 977        } else {
 978            scaledW = (int) target;
 979            scaledH = (int) (h / ((double) w / target));
 980        }
 981        final var bodyWidth = Math.max(viewHolder.messageBody.getWidth(), viewHolder.download_button.getWidth() + (20 * metrics.density));
 982        var targetImageWidth = 200 * metrics.density;
 983        if (!otherBelow) targetImageWidth = 110 * metrics.density;
 984        if (bodyWidth > 0 && bodyWidth < targetImageWidth) targetImageWidth = bodyWidth;
 985        final var small = scaledW < targetImageWidth;
 986        final LinearLayout.LayoutParams layoutParams =
 987                new LinearLayout.LayoutParams(scaledW, scaledH);
 988        image.setLayoutParams(layoutParams);
 989
 990        final var bubbleRadius = activity.getResources().getDimension(R.dimen.bubble_radius);
 991        var shape = new ShapeAppearanceModel.Builder();
 992        if (!otherAbove) {
 993            shape = shape.setTopRightCorner(CornerFamily.ROUNDED, bubbleRadius);
 994            if (type == SENT) {
 995                shape = shape.setTopLeftCorner(CornerFamily.ROUNDED, bubbleRadius);
 996            }
 997        }
 998        if (small) {
 999            final var imageRadius = activity.getResources().getDimension(R.dimen.image_radius);
1000            shape = shape.setAllCorners(CornerFamily.ROUNDED, imageRadius);
1001            image.setPadding(0, (int)(8 * metrics.density), 0, 0);
1002        } else {
1003            image.setPadding(0, 0, 0, 0);
1004        }
1005        image.setShapeAppearanceModel(shape.build());
1006
1007        if (!small) {
1008            final ViewGroup.LayoutParams blayoutParams = viewHolder.messageBody.getLayoutParams();
1009            blayoutParams.width = (int) (scaledW - (22 * metrics.density));
1010            viewHolder.messageBody.setLayoutParams(blayoutParams);
1011
1012            final ViewGroup.LayoutParams qlayoutParams = viewHolder.inReplyToQuote.getLayoutParams();
1013            qlayoutParams.width = (int) (scaledW - (22 * metrics.density));
1014            viewHolder.messageBody.setLayoutParams(qlayoutParams);
1015        }
1016    }
1017
1018    private void toggleWhisperInfo(
1019            ViewHolder viewHolder, final Message message, final BubbleColor bubbleColor) {
1020        if (message.isPrivateMessage()) {
1021            final String privateMarker;
1022            if (message.getStatus() <= Message.STATUS_RECEIVED) {
1023                privateMarker = activity.getString(R.string.private_message);
1024            } else {
1025                Jid cp = message.getCounterpart();
1026                privateMarker =
1027                        activity.getString(
1028                                R.string.private_message_to,
1029                                Strings.nullToEmpty(cp == null ? null : cp.getResource()));
1030            }
1031            final SpannableString body = new SpannableString(privateMarker);
1032            body.setSpan(
1033                    new ForegroundColorSpan(
1034                            bubbleToOnSurfaceVariant(viewHolder.messageBody, bubbleColor)),
1035                    0,
1036                    privateMarker.length(),
1037                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
1038            body.setSpan(
1039                    new StyleSpan(Typeface.BOLD),
1040                    0,
1041                    privateMarker.length(),
1042                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
1043            viewHolder.messageBody.setText(body);
1044            viewHolder.messageBody.setVisibility(View.VISIBLE);
1045        } else {
1046            viewHolder.messageBody.setVisibility(View.GONE);
1047        }
1048    }
1049
1050    private void loadMoreMessages(Conversation conversation) {
1051        conversation.setLastClearHistory(0, null);
1052        activity.xmppConnectionService.updateConversation(conversation);
1053        conversation.setHasMessagesLeftOnServer(true);
1054        conversation.setFirstMamReference(null);
1055        long timestamp = conversation.getLastMessageTransmitted().getTimestamp();
1056        if (timestamp == 0) {
1057            timestamp = System.currentTimeMillis();
1058        }
1059        conversation.messagesLoaded.set(true);
1060        MessageArchiveService.Query query =
1061                activity.xmppConnectionService
1062                        .getMessageArchiveService()
1063                        .query(conversation, new MamReference(0), timestamp, false);
1064        if (query != null) {
1065            Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG)
1066                    .show();
1067        } else {
1068            Toast.makeText(
1069                            activity,
1070                            R.string.not_fetching_history_retention_period,
1071                            Toast.LENGTH_SHORT)
1072                    .show();
1073        }
1074    }
1075
1076    @Override
1077    public View getView(final int position, View view, final @NonNull ViewGroup parent) {
1078        final Message message = getItem(position);
1079        final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
1080        final boolean isInValidSession =
1081                message.isValidInSession() && (!omemoEncryption || message.isTrusted());
1082        final Conversational conversation = message.getConversation();
1083        final Account account = conversation.getAccount();
1084        final List<Element> commands = message.getCommands();
1085        final int type = getItemViewType(position);
1086        ViewHolder viewHolder;
1087        if (view == null) {
1088            viewHolder = new ViewHolder();
1089            switch (type) {
1090                case DATE_SEPARATOR:
1091                    view =
1092                            activity.getLayoutInflater()
1093                                    .inflate(R.layout.item_message_date_bubble, parent, false);
1094                    viewHolder.status_message = view.findViewById(R.id.message_body);
1095                    viewHolder.message_box = view.findViewById(R.id.message_box);
1096                    break;
1097                case RTP_SESSION:
1098                    view =
1099                            activity.getLayoutInflater()
1100                                    .inflate(R.layout.item_message_rtp_session, parent, false);
1101                    viewHolder.status_message = view.findViewById(R.id.message_body);
1102                    viewHolder.message_box = view.findViewById(R.id.message_box);
1103                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
1104                    break;
1105                case SENT:
1106                    view = activity.getLayoutInflater().inflate(R.layout.item_message_sent, parent, false);
1107                    viewHolder.status_line = view.findViewById(R.id.status_line);
1108                    viewHolder.message_box_inner = view.findViewById(R.id.message_box_inner);
1109                    viewHolder.message_box = view.findViewById(R.id.message_box);
1110                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
1111                    viewHolder.download_button = view.findViewById(R.id.download_button);
1112                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
1113                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
1114                    viewHolder.image = view.findViewById(R.id.message_image);
1115                    viewHolder.messageBody = view.findViewById(R.id.message_body);
1116                    viewHolder.time = view.findViewById(R.id.message_time);
1117                    viewHolder.subject = view.findViewById(R.id.message_subject);
1118                    viewHolder.inReplyTo = view.findViewById(R.id.in_reply_to);
1119                    viewHolder.inReplyToBox = view.findViewById(R.id.in_reply_to_box);
1120                    viewHolder.inReplyToQuote = view.findViewById(R.id.in_reply_to_quote);
1121                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
1122                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
1123                    viewHolder.link_descriptions = view.findViewById(R.id.link_descriptions);
1124                    viewHolder.thread_identicon = view.findViewById(R.id.thread_identicon);
1125                    viewHolder.reactions = view.findViewById(R.id.reactions);
1126                    break;
1127                case RECEIVED:
1128                    view = activity.getLayoutInflater().inflate(R.layout.item_message_received, parent, false);
1129                    viewHolder.status_line = view.findViewById(R.id.status_line);
1130                    viewHolder.message_box_inner = view.findViewById(R.id.message_box_inner);
1131                    viewHolder.message_box = view.findViewById(R.id.message_box);
1132                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
1133                    viewHolder.download_button = view.findViewById(R.id.download_button);
1134                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
1135                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
1136                    viewHolder.image = view.findViewById(R.id.message_image);
1137                    viewHolder.messageBody = view.findViewById(R.id.message_body);
1138                    viewHolder.time = view.findViewById(R.id.message_time);
1139                    viewHolder.subject = view.findViewById(R.id.message_subject);
1140                    viewHolder.inReplyTo = view.findViewById(R.id.in_reply_to);
1141                    viewHolder.inReplyToQuote = view.findViewById(R.id.in_reply_to_quote);
1142                    viewHolder.inReplyToBox = view.findViewById(R.id.in_reply_to_box);
1143                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
1144                    viewHolder.encryption = view.findViewById(R.id.message_encryption);
1145                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
1146                    viewHolder.commands_list = view.findViewById(R.id.commands_list);
1147                    viewHolder.link_descriptions = view.findViewById(R.id.link_descriptions);
1148                    viewHolder.thread_identicon = view.findViewById(R.id.thread_identicon);
1149                    viewHolder.reactions = view.findViewById(R.id.reactions);
1150                    break;
1151                case STATUS:
1152                    view =
1153                            activity.getLayoutInflater()
1154                                    .inflate(R.layout.item_message_status, parent, false);
1155                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
1156                    viewHolder.status_message = view.findViewById(R.id.status_message);
1157                    viewHolder.load_more_messages = view.findViewById(R.id.load_more_messages);
1158                    break;
1159                default:
1160                    throw new AssertionError("Unknown view type");
1161            }
1162            if (viewHolder.link_descriptions != null) {
1163                viewHolder.link_descriptions.setOnItemClickListener((adapter, v, pos, id) -> {
1164                    final var desc = (Element) adapter.getItemAtPosition(pos);
1165                    var url = desc.findChildContent("url", "https://ogp.me/ns#");
1166                    // should we prefer about? Maybe, it's the real original link, but it's not what we show the user
1167                    if (url == null || url.length() < 1) url = desc.getAttribute("{http://www.w3.org/1999/02/22-rdf-syntax-ns#}about");
1168                    if (url == null || url.length() < 1) return;
1169                    new FixedURLSpan(url).onClick(v);
1170                });
1171            }
1172            view.setTag(viewHolder);
1173        } else {
1174            viewHolder = (ViewHolder) view.getTag();
1175            if (viewHolder == null) {
1176                return view;
1177            }
1178        }
1179
1180        if (viewHolder.messageBody != null) {
1181            viewHolder.messageBody.setCustomSelectionActionModeCallback(new MessageTextActionModeCallback(this, viewHolder.messageBody));
1182        }
1183
1184        if (viewHolder.time != null) {
1185            if (message.isAttention()) {
1186                viewHolder.time.setTypeface(null, Typeface.BOLD);
1187            } else {
1188                viewHolder.time.setTypeface(null, Typeface.NORMAL);
1189            }
1190        }
1191
1192        final var black = MaterialColors.getColor(view, com.google.android.material.R.attr.colorSecondaryContainer) == view.getContext().getColor(android.R.color.black);
1193        final boolean colorfulBackground = this.bubbleDesign.colorfulChatBubbles;
1194        final BubbleColor bubbleColor;
1195        if (type == RECEIVED) {
1196            if (isInValidSession) {
1197                bubbleColor = colorfulBackground  || black ? BubbleColor.SECONDARY : BubbleColor.SURFACE;
1198            } else {
1199                bubbleColor = BubbleColor.WARNING;
1200            }
1201        } else {
1202            if (!colorfulBackground && black) {
1203                bubbleColor = BubbleColor.SECONDARY;
1204            } else {
1205                bubbleColor = colorfulBackground ? BubbleColor.TERTIARY : BubbleColor.SURFACE_HIGH;
1206            }
1207        }
1208
1209        if (viewHolder.thread_identicon != null) {
1210            viewHolder.thread_identicon.setVisibility(View.GONE);
1211            final Element thread = message.getThread();
1212            if (thread != null) {
1213                final String threadId = thread.getContent();
1214                if (threadId != null) {
1215                    final var roles = MaterialColors.getColorRoles(activity, UIHelper.getColorForName(threadId));
1216                    viewHolder.thread_identicon.setVisibility(View.VISIBLE);
1217                    viewHolder.thread_identicon.setColor(roles.getAccent());
1218                    viewHolder.thread_identicon.setHash(UIHelper.identiconHash(threadId));
1219                }
1220            }
1221        }
1222
1223        if (type == DATE_SEPARATOR) {
1224            if (UIHelper.today(message.getTimeSent())) {
1225                viewHolder.status_message.setText(R.string.today);
1226            } else if (UIHelper.yesterday(message.getTimeSent())) {
1227                viewHolder.status_message.setText(R.string.yesterday);
1228            } else {
1229                viewHolder.status_message.setText(
1230                        DateUtils.formatDateTime(
1231                                activity,
1232                                message.getTimeSent(),
1233                                DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR));
1234            }
1235            if (colorfulBackground) {
1236                setBackgroundTint(viewHolder.message_box, BubbleColor.PRIMARY);
1237                setTextColor(viewHolder.status_message, BubbleColor.PRIMARY);
1238            } else {
1239                setBackgroundTint(viewHolder.message_box, BubbleColor.SURFACE_HIGH);
1240                setTextColor(viewHolder.status_message, BubbleColor.SURFACE_HIGH);
1241            }
1242            return view;
1243        } else if (type == RTP_SESSION) {
1244            final boolean received = message.getStatus() <= Message.STATUS_RECEIVED;
1245            final RtpSessionStatus rtpSessionStatus = RtpSessionStatus.of(message.getBody());
1246            final long duration = rtpSessionStatus.duration;
1247            final String callTime = UIHelper.readableTimeDifferenceFull(activity, message.getTimeSent());
1248            if (received) {
1249                if (duration > 0) {
1250                    viewHolder.status_message.setText(
1251                            activity.getString(
1252                                    R.string.incoming_call_duration_timestamp,
1253                                    TimeFrameUtils.resolve(activity, duration),
1254                                    UIHelper.readableTimeDifferenceFull(
1255                                            activity, message.getTimeSent())));
1256                } else if (rtpSessionStatus.successful) {
1257                    viewHolder.status_message.setText(activity.getString(R.string.incoming_call_timestamp, callTime));
1258                } else {
1259                    viewHolder.status_message.setText(
1260                            activity.getString(
1261                                    R.string.missed_call_timestamp,
1262                                    UIHelper.readableTimeDifferenceFull(
1263                                            activity, message.getTimeSent())));
1264                }
1265            } else {
1266                if (duration > 0) {
1267                    viewHolder.status_message.setText(
1268                            activity.getString(
1269                                    R.string.outgoing_call_duration_timestamp,
1270                                    TimeFrameUtils.resolve(activity, duration),
1271                                    UIHelper.readableTimeDifferenceFull(
1272                                            activity, message.getTimeSent())));
1273                } else {
1274                    viewHolder.status_message.setText(
1275                            activity.getString(
1276                                    R.string.outgoing_call_timestamp,
1277                                    UIHelper.readableTimeDifferenceFull(
1278                                            activity, message.getTimeSent())));
1279                }
1280            }
1281            if (colorfulBackground) {
1282                setBackgroundTint(viewHolder.message_box, BubbleColor.SECONDARY);
1283                setTextColor(viewHolder.status_message, BubbleColor.SECONDARY);
1284                setImageTint(viewHolder.indicatorReceived, BubbleColor.SECONDARY);
1285            } else {
1286                setBackgroundTint(viewHolder.message_box, BubbleColor.SURFACE_HIGH);
1287                setTextColor(viewHolder.status_message, BubbleColor.SURFACE_HIGH);
1288                setImageTint(viewHolder.indicatorReceived, BubbleColor.SURFACE_HIGH);
1289            }
1290            viewHolder.indicatorReceived.setImageResource(
1291                    RtpSessionStatus.getDrawable(received, rtpSessionStatus.successful));
1292            return view;
1293        } else if (type == STATUS) {
1294            if ("LOAD_MORE".equals(message.getBody())) {
1295                viewHolder.status_message.setVisibility(View.GONE);
1296                viewHolder.contact_picture.setVisibility(View.GONE);
1297                viewHolder.load_more_messages.setVisibility(View.VISIBLE);
1298                viewHolder.load_more_messages.setOnClickListener(
1299                        v -> loadMoreMessages((Conversation) message.getConversation()));
1300            } else {
1301                viewHolder.status_message.setVisibility(View.VISIBLE);
1302                viewHolder.load_more_messages.setVisibility(View.GONE);
1303                viewHolder.status_message.setText(message.getBody());
1304                boolean showAvatar;
1305                if (conversation.getMode() == Conversation.MODE_SINGLE) {
1306                    showAvatar = true;
1307                    AvatarWorkerTask.loadAvatar(
1308                            message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
1309                } else if (message.getCounterpart() != null
1310                        || message.getTrueCounterpart() != null
1311                        || (message.getCounterparts() != null
1312                                && message.getCounterparts().size() > 0)) {
1313                    showAvatar = true;
1314                    AvatarWorkerTask.loadAvatar(
1315                            message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
1316                } else {
1317                    showAvatar = false;
1318                }
1319                if (showAvatar) {
1320                    viewHolder.contact_picture.setAlpha(0.5f);
1321                    viewHolder.contact_picture.setVisibility(View.VISIBLE);
1322                } else {
1323                    viewHolder.contact_picture.setVisibility(View.GONE);
1324                }
1325            }
1326            return view;
1327        } else {
1328            // viewHolder.message_box.setClipToOutline(true); This eats the bubble tails on A14 for some reason
1329            AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_conversation_overview);
1330        }
1331
1332        resetClickListener(viewHolder.message_box, viewHolder.messageBody);
1333
1334        viewHolder.message_box.setOnClickListener(v -> {
1335            if (MessageAdapter.this.mOnMessageBoxClickedListener != null) {
1336                MessageAdapter.this.mOnMessageBoxClickedListener
1337                        .onContactPictureClicked(message);
1338            }
1339        });
1340        SwipeDetector swipeDetector = new SwipeDetector((action) -> {
1341            if (action == SwipeDetector.Action.LR && MessageAdapter.this.mOnMessageBoxSwipedListener != null) {
1342                MessageAdapter.this.mOnMessageBoxSwipedListener.onContactPictureClicked(message);
1343            }
1344        });
1345        viewHolder.message_box.setOnTouchListener(swipeDetector);
1346        viewHolder.image.setOnTouchListener(swipeDetector);
1347        viewHolder.time.setOnTouchListener(swipeDetector);
1348
1349        // Treat touch-up as click so we don't have to touch twice
1350        // (touch twice is because it's waiting to see if you double-touch for text selection)
1351        viewHolder.messageBody.setOnTouchListener((v, event) -> {
1352            if (event.getAction() == MotionEvent.ACTION_UP) {
1353                if (MessageAdapter.this.mOnMessageBoxClickedListener != null) {
1354                    MessageAdapter.this.mOnMessageBoxClickedListener
1355                        .onContactPictureClicked(message);
1356                }
1357            }
1358
1359            swipeDetector.onTouch(v, event);
1360
1361            return false;
1362        });
1363        viewHolder.messageBody.setOnClickListener(v -> {
1364            if (MessageAdapter.this.mOnMessageBoxClickedListener != null) {
1365                MessageAdapter.this.mOnMessageBoxClickedListener
1366                        .onContactPictureClicked(message);
1367            }
1368        });
1369        viewHolder.contact_picture.setOnClickListener(v -> {
1370            if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
1371                MessageAdapter.this.mOnContactPictureClickedListener
1372                        .onContactPictureClicked(message);
1373            }
1374
1375        });
1376        viewHolder.contact_picture.setOnLongClickListener(v -> {
1377            if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
1378                MessageAdapter.this.mOnContactPictureLongClickedListener
1379                        .onContactPictureLongClicked(v, message);
1380                return true;
1381            } else {
1382                return false;
1383            }
1384        });
1385        viewHolder.messageBody.setAccessibilityDelegate(null);
1386
1387        boolean footerWrap = false;
1388
1389        final Transferable transferable = message.getTransferable();
1390        final boolean unInitiatedButKnownSize = MessageUtils.unInitiatedButKnownSize(message);
1391
1392        final boolean muted = message.getStatus() == Message.STATUS_RECEIVED && conversation.getMode() == Conversation.MODE_MULTI && activity.xmppConnectionService.isMucUserMuted(new MucOptions.User(null, conversation.getJid(), message.getOccupantId(), null, null));
1393        if (muted) {
1394            // Muted MUC participant
1395            displayInfoMessage(viewHolder, "Muted", bubbleColor);
1396        } else if (unInitiatedButKnownSize || message.isDeleted() || (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING)) {
1397            if (unInitiatedButKnownSize || (message.isDeleted() && message.getModerated() == null) || transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER) {
1398                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)), bubbleColor, type);
1399            } else if (transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
1400                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)), bubbleColor, type);
1401            } else {
1402                displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity.xmppConnectionService, message).first, bubbleColor);
1403            }
1404        } else if (message.isFileOrImage()
1405                && message.getEncryption() != Message.ENCRYPTION_PGP
1406                && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
1407            if (message.getFileParams().width > 0 && message.getFileParams().height > 0) {
1408                displayMediaPreviewMessage(viewHolder, message, bubbleColor, type);
1409                if (!black && viewHolder.image.getLayoutParams().width > metrics.density * 110) {
1410                    footerWrap = true;
1411                }
1412            } else if (message.getFileParams().runtime > 0) {
1413                displayAudioMessage(viewHolder, message, bubbleColor, type);
1414            } else if ("application/webxdc+zip".equals(message.getFileParams().getMediaType()) && message.getConversation() instanceof Conversation && message.getThread() != null && !message.getFileParams().getCids().isEmpty()) {
1415                displayWebxdcMessage(viewHolder, message, bubbleColor, type);
1416            } else {
1417                displayOpenableMessage(viewHolder, message, bubbleColor, type);
1418            }
1419        } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1420            if (account.isPgpDecryptionServiceConnected()) {
1421                if (conversation instanceof Conversation
1422                        && !account.hasPendingPgpIntent((Conversation) conversation)) {
1423                    displayInfoMessage(
1424                            viewHolder,
1425                            activity.getString(R.string.message_decrypting),
1426                            bubbleColor);
1427                } else {
1428                    displayInfoMessage(
1429                            viewHolder, activity.getString(R.string.pgp_message), bubbleColor);
1430                }
1431            } else {
1432                displayInfoMessage(
1433                        viewHolder, activity.getString(R.string.install_openkeychain), bubbleColor);
1434                viewHolder.message_box.setOnClickListener(this::promptOpenKeychainInstall);
1435                viewHolder.messageBody.setOnClickListener(this::promptOpenKeychainInstall);
1436            }
1437        } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
1438            displayInfoMessage(
1439                    viewHolder, activity.getString(R.string.decryption_failed), bubbleColor);
1440        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE) {
1441            displayInfoMessage(
1442                    viewHolder,
1443                    activity.getString(R.string.not_encrypted_for_this_device),
1444                    bubbleColor);
1445        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_FAILED) {
1446            displayInfoMessage(
1447                    viewHolder, activity.getString(R.string.omemo_decryption_failed), bubbleColor);
1448        } else {
1449            if (message.isGeoUri()) {
1450                displayLocationMessage(viewHolder, message, bubbleColor, type);
1451            } else if (message.treatAsDownloadable()) {
1452                try {
1453                    final URI uri = message.getOob();
1454                    displayDownloadableMessage(viewHolder,
1455                            message,
1456                            activity.getString(
1457                                    R.string.check_x_filesize_on_host,
1458                                    UIHelper.getFileDescriptionString(activity, message),
1459                                    uri.getHost()),
1460                            bubbleColor, type);
1461                } catch (Exception e) {
1462                    displayDownloadableMessage(
1463                            viewHolder,
1464                            message,
1465                            activity.getString(
1466                                    R.string.check_x_filesize,
1467                                    UIHelper.getFileDescriptionString(activity, message)),
1468                            bubbleColor, type);
1469                }
1470            } else if (message.bodyIsOnlyEmojis() && message.getType() != Message.TYPE_PRIVATE) {
1471                displayEmojiMessage(viewHolder, message, bubbleColor, type);
1472            } else {
1473                displayTextMessage(viewHolder, message, bubbleColor, message.getType());
1474            }
1475        }
1476
1477        viewHolder.message_box_inner.setMinimumWidth(footerWrap ? (int) (110 * metrics.density) : 0);
1478        LinearLayout.LayoutParams statusParams = (LinearLayout.LayoutParams) viewHolder.status_line.getLayoutParams();
1479        statusParams.width = footerWrap ? ViewGroup.LayoutParams.MATCH_PARENT : ViewGroup.LayoutParams.WRAP_CONTENT;
1480        viewHolder.status_line.setLayoutParams(statusParams);
1481
1482        setBackgroundTint(viewHolder.message_box, bubbleColor);
1483        setTextColor(viewHolder.messageBody, bubbleColor);
1484        viewHolder.messageBody.setLinkTextColor(bubbleToOnSurfaceColor(viewHolder.messageBody, bubbleColor));
1485
1486        final Function<Reaction, GetThumbnailForCid> reactionThumbnailer = (r) -> new Thumbnailer(conversation.getAccount(), r, conversation.canInferPresence());
1487        if (type == RECEIVED) {
1488            if (!muted && commands != null && conversation instanceof Conversation) {
1489                CommandButtonAdapter adapter = new CommandButtonAdapter(activity);
1490                adapter.addAll(commands);
1491                viewHolder.commands_list.setAdapter(adapter);
1492                viewHolder.commands_list.setVisibility(View.VISIBLE);
1493                viewHolder.commands_list.setOnItemClickListener((p, v, pos, id) -> {
1494                    final Element command = adapter.getItem(pos);
1495                    activity.startCommand(conversation.getAccount(), command.getAttributeAsJid("jid"), command.getAttribute("node"));
1496                });
1497            } else {
1498                // It's unclear if we can set this to null...
1499                ListAdapter adapter = viewHolder.commands_list.getAdapter();
1500                if (adapter instanceof ArrayAdapter) {
1501                    ((ArrayAdapter<?>) adapter).clear();
1502                }
1503                viewHolder.commands_list.setVisibility(View.GONE);
1504                viewHolder.commands_list.setOnItemClickListener(null);
1505            }
1506
1507            setTextColor(viewHolder.encryption, bubbleColor);
1508
1509            if (isInValidSession) {
1510                viewHolder.encryption.setVisibility(View.GONE);
1511            } else {
1512                viewHolder.encryption.setVisibility(View.VISIBLE);
1513                if (omemoEncryption && !message.isTrusted()) {
1514                    viewHolder.encryption.setText(R.string.not_trusted);
1515                } else {
1516                    viewHolder.encryption.setText(
1517                            CryptoHelper.encryptionTypeToText(message.getEncryption()));
1518                }
1519            }
1520            final var aggregatedReactions = conversation instanceof Conversation ? ((Conversation) conversation).aggregatedReactionsFor(message, reactionThumbnailer) : message.getAggregatedReactions();
1521            BindingAdapters.setReactionsOnReceived(
1522                    viewHolder.reactions,
1523                    conversation instanceof Conversation ? (Conversation) conversation : null,
1524                    aggregatedReactions,
1525                    reactions -> sendReactions(message, reactions),
1526                    emoji -> sendCustomReaction(message, emoji),
1527                    reaction -> removeCustomReaction(conversation, reaction),
1528                    () -> addReaction(message));
1529        } else if (type == SENT) {
1530            final var aggregatedReactions = conversation instanceof Conversation ? ((Conversation) conversation).aggregatedReactionsFor(message, reactionThumbnailer) : message.getAggregatedReactions();
1531            BindingAdapters.setReactionsOnReceived(
1532                    viewHolder.reactions,
1533                    conversation instanceof Conversation ? (Conversation) conversation : null,
1534                    aggregatedReactions,
1535                    reactions -> sendReactions(message, reactions),
1536                    emoji -> sendCustomReaction(message, emoji),
1537                    reaction -> removeCustomReaction(conversation, reaction),
1538                    () -> addReaction(message));
1539        }
1540
1541        if (type == RECEIVED || type == SENT) {
1542            String subject = message.getSubject();
1543            if (subject == null && message.getThread() != null) {
1544                final var thread = ((Conversation) message.getConversation()).getThread(message.getThread().getContent());
1545                if (thread != null) subject = thread.getSubject();
1546            }
1547            if (muted || subject == null) {
1548                viewHolder.subject.setVisibility(View.GONE);
1549            } else {
1550                viewHolder.subject.setVisibility(View.VISIBLE);
1551                viewHolder.subject.setText(subject);
1552            }
1553
1554            if (message.getInReplyTo() == null) {
1555                viewHolder.inReplyToBox.setVisibility(View.GONE);
1556            } else {
1557                viewHolder.inReplyToBox.setVisibility(View.VISIBLE);
1558                viewHolder.inReplyTo.setText(UIHelper.getMessageDisplayName(message.getInReplyTo()));
1559                viewHolder.inReplyTo.setOnClickListener((v) -> mConversationFragment.jumpTo(message.getInReplyTo()));
1560                viewHolder.inReplyToQuote.setOnClickListener((v) -> mConversationFragment.jumpTo(message.getInReplyTo()));
1561                setTextColor(viewHolder.inReplyTo, bubbleColor);
1562            }
1563
1564            if (appSettings.showLinkPreviews()) {
1565                final var descriptions = message.getLinkDescriptions();
1566                viewHolder.link_descriptions.setAdapter(new ArrayAdapter<>(activity, 0, descriptions) {
1567                    @Override
1568                    public View getView(int position, View view, @NonNull ViewGroup parent) {
1569                        final LinkDescriptionBinding binding = DataBindingUtil.inflate(LayoutInflater.from(parent.getContext()), R.layout.link_description, parent, false);
1570                        binding.title.setText(getItem(position).findChildContent("title", "https://ogp.me/ns#"));
1571                        binding.description.setText(getItem(position).findChildContent("description", "https://ogp.me/ns#"));
1572                        binding.url.setText(getItem(position).findChildContent("url", "https://ogp.me/ns#"));
1573                        final var video = getItem(position).findChildContent("video", "https://ogp.me/ns#");
1574                        if (video != null && video.length() > 0) {
1575                            binding.playButton.setVisibility(View.VISIBLE);
1576                            binding.playButton.setOnClickListener((v) -> {
1577                                new FixedURLSpan(video).onClick(v);
1578                            });
1579                        }
1580                        return binding.getRoot();
1581                    }
1582                });
1583                Util.justifyListViewHeightBasedOnChildren(viewHolder.link_descriptions, (int)(metrics.density * 100), true);
1584            }
1585        }
1586
1587        displayStatus(viewHolder, message, type, bubbleColor);
1588
1589        viewHolder.messageBody.setAccessibilityDelegate(new View.AccessibilityDelegate() {
1590            @Override
1591            public void sendAccessibilityEvent(View host, int eventType) {
1592                super.sendAccessibilityEvent(host, eventType);
1593                if (eventType == AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED) {
1594                    if (viewHolder.messageBody.hasSelection()) {
1595                        selectionUuid = message.getUuid();
1596                    } else if (message.getUuid() != null && message.getUuid().equals(selectionUuid)) {
1597                        selectionUuid = null;
1598                    }
1599                }
1600            }
1601        });
1602
1603        return view;
1604    }
1605
1606    private void sendReactions(final Message message, final Collection<String> reactions) {
1607        if (activity.xmppConnectionService.sendReactions(message, reactions)) {
1608            return;
1609        }
1610        Toast.makeText(activity, R.string.could_not_add_reaction, Toast.LENGTH_LONG).show();
1611    }
1612
1613    private void sendCustomReaction(final Message inReplyTo, final EmojiSearch.CustomEmoji emoji) {
1614        final var message = inReplyTo.reply();
1615        message.appendBody(emoji.toInsert());
1616        Message.configurePrivateMessage(message);
1617        new Thread(() -> activity.xmppConnectionService.sendMessage(message)).start();
1618    }
1619
1620    private void removeCustomReaction(final Conversational conversation, final Reaction reaction) {
1621        if (!(conversation instanceof Conversation)) {
1622            Toast.makeText(activity, R.string.could_not_add_reaction, Toast.LENGTH_LONG).show();
1623            return;
1624        }
1625
1626        final var message = new Message(conversation, " ", ((Conversation) conversation).getNextEncryption());
1627        final var envelope = ((Conversation) conversation).findMessageWithUuidOrRemoteId(reaction.envelopeId);
1628        if (envelope != null) {
1629            ((Conversation) conversation).remove(envelope);
1630            message.addPayload(envelope.getReply());
1631            message.getOrMakeHtml();
1632            message.putEdited(reaction.envelopeId, envelope.getServerMsgId());
1633        } else {
1634            message.putEdited(reaction.envelopeId, null);
1635        }
1636
1637        new Thread(() -> activity.xmppConnectionService.sendMessage(message)).start();
1638    }
1639
1640    private void addReaction(final Message message) {
1641        activity.addReaction(message, reactions -> activity.xmppConnectionService.sendReactions(message,reactions));
1642    }
1643
1644    private void promptOpenKeychainInstall(View view) {
1645        activity.showInstallPgpDialog();
1646    }
1647
1648    public FileBackend getFileBackend() {
1649        return activity.xmppConnectionService.getFileBackend();
1650    }
1651
1652    public void stopAudioPlayer() {
1653        audioPlayer.stop();
1654    }
1655
1656    public void unregisterListenerInAudioPlayer() {
1657        audioPlayer.unregisterListener();
1658    }
1659
1660    public void startStopPending() {
1661        audioPlayer.startStopPending();
1662    }
1663
1664    public void openDownloadable(Message message) {
1665        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU
1666                && ContextCompat.checkSelfPermission(
1667                                activity, Manifest.permission.WRITE_EXTERNAL_STORAGE)
1668                        != PackageManager.PERMISSION_GRANTED) {
1669            ConversationFragment.registerPendingMessage(activity, message);
1670            ActivityCompat.requestPermissions(
1671                    activity,
1672                    new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE},
1673                    ConversationsActivity.REQUEST_OPEN_MESSAGE);
1674            return;
1675        }
1676        final DownloadableFile file =
1677                activity.xmppConnectionService.getFileBackend().getFile(message);
1678        ViewUtil.view(activity, file);
1679    }
1680
1681    private void showLocation(Message message) {
1682        for (Intent intent : GeoHelper.createGeoIntentsFromMessage(activity, message)) {
1683            if (intent.resolveActivity(getContext().getPackageManager()) != null) {
1684                getContext().startActivity(intent);
1685                return;
1686            }
1687        }
1688        Toast.makeText(
1689                        activity,
1690                        R.string.no_application_found_to_display_location,
1691                        Toast.LENGTH_SHORT)
1692                .show();
1693    }
1694
1695    public void updatePreferences() {
1696        this.bubbleDesign =
1697                new BubbleDesign(appSettings.isColorfulChatBubbles(), appSettings.isLargeFont());
1698    }
1699
1700    public void setHighlightedTerm(List<String> terms) {
1701        this.highlightedTerm = terms == null ? null : StylingHelper.filterHighlightedWords(terms);
1702    }
1703
1704    public interface OnContactPictureClicked {
1705        void onContactPictureClicked(Message message);
1706    }
1707
1708    public interface OnContactPictureLongClicked {
1709        void onContactPictureLongClicked(View v, Message message);
1710    }
1711
1712    public interface OnInlineImageLongClicked {
1713        boolean onInlineImageLongClicked(Cid cid);
1714    }
1715
1716    private static void setBackgroundTint(final View view, final BubbleColor bubbleColor) {
1717        view.setBackgroundTintList(bubbleToColorStateList(view, bubbleColor));
1718    }
1719
1720    private static ColorStateList bubbleToColorStateList(
1721            final View view, final BubbleColor bubbleColor) {
1722        final @AttrRes int colorAttributeResId =
1723                switch (bubbleColor) {
1724                    case SURFACE -> Activities.isNightMode(view.getContext())
1725                            ? com.google.android.material.R.attr.colorSurfaceContainerHigh
1726                            : com.google.android.material.R.attr.colorSurfaceContainerLow;
1727                    case SURFACE_HIGH -> Activities.isNightMode(view.getContext())
1728                            ? com.google.android.material.R.attr.colorSurfaceContainerHighest
1729                            : com.google.android.material.R.attr.colorSurfaceContainerHigh;
1730                    case PRIMARY -> com.google.android.material.R.attr.colorPrimaryContainer;
1731                    case SECONDARY -> com.google.android.material.R.attr.colorSecondaryContainer;
1732                    case TERTIARY -> com.google.android.material.R.attr.colorTertiaryContainer;
1733                    case WARNING -> com.google.android.material.R.attr.colorErrorContainer;
1734                };
1735        return ColorStateList.valueOf(MaterialColors.getColor(view, colorAttributeResId));
1736    }
1737
1738    public static void setImageTint(final ImageView imageView, final BubbleColor bubbleColor) {
1739        ImageViewCompat.setImageTintList(
1740                imageView, bubbleToOnSurfaceColorStateList(imageView, bubbleColor));
1741    }
1742
1743    public static void setImageTintError(final ImageView imageView) {
1744        ImageViewCompat.setImageTintList(
1745                imageView,
1746                ColorStateList.valueOf(
1747                        MaterialColors.getColor(
1748                                imageView, com.google.android.material.R.attr.colorError)));
1749    }
1750
1751    public static void setTextColor(final TextView textView, final BubbleColor bubbleColor) {
1752        final var color = bubbleToOnSurfaceColor(textView, bubbleColor);
1753        textView.setTextColor(color);
1754        if (BubbleColor.SURFACES.contains(bubbleColor)) {
1755            textView.setLinkTextColor(
1756                    MaterialColors.getColor(
1757                            textView, com.google.android.material.R.attr.colorPrimary));
1758        } else {
1759            textView.setLinkTextColor(color);
1760        }
1761    }
1762
1763    private static void setTextSize(final TextView textView, final boolean largeFont) {
1764        if (largeFont) {
1765            textView.setTextAppearance(
1766                    com.google.android.material.R.style.TextAppearance_Material3_BodyLarge);
1767            textView.setTextSize(android.util.TypedValue.COMPLEX_UNIT_SP, 18);
1768        } else {
1769            textView.setTextAppearance(
1770                    com.google.android.material.R.style.TextAppearance_Material3_BodyMedium);
1771        }
1772    }
1773
1774    private static @ColorInt int bubbleToOnSurfaceVariant(
1775            final View view, final BubbleColor bubbleColor) {
1776        final @AttrRes int colorAttributeResId;
1777        if (BubbleColor.SURFACES.contains(bubbleColor)) {
1778            colorAttributeResId = com.google.android.material.R.attr.colorOnSurfaceVariant;
1779        } else {
1780            colorAttributeResId = bubbleToOnSurface(bubbleColor);
1781        }
1782        return MaterialColors.getColor(view, colorAttributeResId);
1783    }
1784
1785    private static @ColorInt int bubbleToOnSurfaceColor(
1786            final View view, final BubbleColor bubbleColor) {
1787        return MaterialColors.getColor(view, bubbleToOnSurface(bubbleColor));
1788    }
1789
1790    public static ColorStateList bubbleToOnSurfaceColorStateList(
1791            final View view, final BubbleColor bubbleColor) {
1792        return ColorStateList.valueOf(bubbleToOnSurfaceColor(view, bubbleColor));
1793    }
1794
1795    private static @AttrRes int bubbleToOnSurface(final BubbleColor bubbleColor) {
1796        return switch (bubbleColor) {
1797            case SURFACE, SURFACE_HIGH -> com.google.android.material.R.attr.colorOnSurface;
1798            case PRIMARY -> com.google.android.material.R.attr.colorOnPrimaryContainer;
1799            case SECONDARY -> com.google.android.material.R.attr.colorOnSecondaryContainer;
1800            case TERTIARY -> com.google.android.material.R.attr.colorOnTertiaryContainer;
1801            case WARNING -> com.google.android.material.R.attr.colorOnErrorContainer;
1802        };
1803    }
1804
1805    public enum BubbleColor {
1806        SURFACE,
1807        SURFACE_HIGH,
1808        PRIMARY,
1809        SECONDARY,
1810        TERTIARY,
1811        WARNING;
1812
1813        private static final Collection<BubbleColor> SURFACES =
1814                Arrays.asList(BubbleColor.SURFACE, BubbleColor.SURFACE_HIGH);
1815    }
1816
1817    private static class BubbleDesign {
1818        public final boolean colorfulChatBubbles;
1819        public final boolean largeFont;
1820
1821        private BubbleDesign(final boolean colorfulChatBubbles, final boolean largeFont) {
1822            this.colorfulChatBubbles = colorfulChatBubbles;
1823            this.largeFont = largeFont;
1824        }
1825    }
1826
1827    private static class ViewHolder {
1828
1829        public MaterialButton load_more_messages;
1830        public ImageView edit_indicator;
1831        public RelativeLayout audioPlayer;
1832        protected View status_line;
1833        protected LinearLayout message_box;
1834        protected View message_box_inner;
1835        protected MaterialButton download_button;
1836        protected ShapeableImageView image;
1837        protected ImageView indicator;
1838        protected ImageView indicatorReceived;
1839        protected TextView time;
1840        protected TextView subject;
1841        protected TextView inReplyTo;
1842        protected TextView inReplyToQuote;
1843        protected LinearLayout inReplyToBox;
1844        protected TextView messageBody;
1845        protected ImageView contact_picture;
1846        protected TextView status_message;
1847        protected TextView encryption;
1848        protected ListView commands_list;
1849        protected ListView link_descriptions;
1850        protected GithubIdenticonView thread_identicon;
1851        protected ChipGroup reactions;
1852    }
1853
1854    class Thumbnailer implements GetThumbnailForCid {
1855        final Account account;
1856        final boolean canFetch;
1857        final Jid counterpart;
1858
1859        public Thumbnailer(final Message message) {
1860            account = message.getConversation().getAccount();
1861            canFetch = message.trusted() || message.getConversation().canInferPresence();
1862            counterpart = message.getCounterpart();
1863        }
1864
1865        public Thumbnailer(final Account account, final Reaction reaction, final boolean allowFetch) {
1866            canFetch = allowFetch;
1867            counterpart = reaction.from;
1868            this.account = account;
1869        }
1870
1871        @Override
1872        public Drawable getThumbnail(Cid cid) {
1873            try {
1874                DownloadableFile f = activity.xmppConnectionService.getFileForCid(cid);
1875                if (f == null || !f.canRead()) {
1876                    if (!canFetch) return null;
1877
1878                    try {
1879                        new BobTransfer(BobTransfer.uri(cid), account, counterpart, activity.xmppConnectionService).start();
1880                    } catch (final NoSuchAlgorithmException | URISyntaxException e) { }
1881                    return null;
1882                }
1883
1884                Drawable d = activity.xmppConnectionService.getFileBackend().getThumbnail(f, activity.getResources(), (int) (metrics.density * 288), true);
1885                if (d == null) {
1886                    new ThumbnailTask().execute(f);
1887                }
1888                return d;
1889            } catch (final IOException e) {
1890                return null;
1891            }
1892        }
1893    }
1894
1895    class ThumbnailTask extends AsyncTask<DownloadableFile, Void, Drawable[]> {
1896        @Override
1897        protected Drawable[] doInBackground(DownloadableFile... params) {
1898            if (isCancelled()) return null;
1899
1900            Drawable[] d = new Drawable[params.length];
1901            for (int i = 0; i < params.length; i++) {
1902                try {
1903                    d[i] = activity.xmppConnectionService.getFileBackend().getThumbnail(params[i], activity.getResources(), (int) (metrics.density * 288), false);
1904                } catch (final IOException e) {
1905                    d[i] = null;
1906                }
1907            }
1908
1909            return d;
1910        }
1911
1912        @Override
1913        protected void onPostExecute(final Drawable[] d) {
1914            if (isCancelled()) return;
1915            activity.xmppConnectionService.updateConversationUi();
1916        }
1917    }
1918}