MessageAdapter.java

  1package eu.siacs.conversations.ui.adapter;
  2
  3import android.Manifest;
  4import android.app.Activity;
  5import android.content.Intent;
  6import android.content.SharedPreferences;
  7import android.content.pm.PackageManager;
  8import android.graphics.Typeface;
  9import android.preference.PreferenceManager;
 10import android.text.Spannable;
 11import android.text.SpannableString;
 12import android.text.SpannableStringBuilder;
 13import android.text.format.DateUtils;
 14import android.text.style.ForegroundColorSpan;
 15import android.text.style.RelativeSizeSpan;
 16import android.text.style.StyleSpan;
 17import android.util.DisplayMetrics;
 18import android.view.View;
 19import android.view.ViewGroup;
 20import android.view.WindowManager;
 21import android.widget.ArrayAdapter;
 22import android.widget.Button;
 23import android.widget.ImageView;
 24import android.widget.LinearLayout;
 25import android.widget.RelativeLayout;
 26import android.widget.TextView;
 27import android.widget.Toast;
 28
 29import androidx.core.app.ActivityCompat;
 30import androidx.core.content.ContextCompat;
 31
 32import com.google.common.base.Strings;
 33
 34import java.net.URI;
 35import java.util.List;
 36import java.util.Locale;
 37import java.util.regex.Matcher;
 38import java.util.regex.Pattern;
 39
 40import eu.siacs.conversations.Config;
 41import eu.siacs.conversations.R;
 42import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 43import eu.siacs.conversations.entities.Account;
 44import eu.siacs.conversations.entities.Conversation;
 45import eu.siacs.conversations.entities.Conversational;
 46import eu.siacs.conversations.entities.DownloadableFile;
 47import eu.siacs.conversations.entities.Message;
 48import eu.siacs.conversations.entities.Message.FileParams;
 49import eu.siacs.conversations.entities.RtpSessionStatus;
 50import eu.siacs.conversations.entities.Transferable;
 51import eu.siacs.conversations.persistance.FileBackend;
 52import eu.siacs.conversations.services.MessageArchiveService;
 53import eu.siacs.conversations.services.NotificationService;
 54import eu.siacs.conversations.ui.ConversationFragment;
 55import eu.siacs.conversations.ui.ConversationsActivity;
 56import eu.siacs.conversations.ui.XmppActivity;
 57import eu.siacs.conversations.ui.service.AudioPlayer;
 58import eu.siacs.conversations.ui.text.DividerSpan;
 59import eu.siacs.conversations.ui.text.QuoteSpan;
 60import eu.siacs.conversations.ui.util.AvatarWorkerTask;
 61import eu.siacs.conversations.ui.util.MyLinkify;
 62import eu.siacs.conversations.ui.util.ViewUtil;
 63import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
 64import eu.siacs.conversations.utils.CryptoHelper;
 65import eu.siacs.conversations.utils.EmojiWrapper;
 66import eu.siacs.conversations.utils.Emoticons;
 67import eu.siacs.conversations.utils.GeoHelper;
 68import eu.siacs.conversations.utils.MessageUtils;
 69import eu.siacs.conversations.utils.StylingHelper;
 70import eu.siacs.conversations.utils.TimeFrameUtils;
 71import eu.siacs.conversations.utils.UIHelper;
 72import eu.siacs.conversations.xmpp.Jid;
 73import eu.siacs.conversations.xmpp.mam.MamReference;
 74
 75public class MessageAdapter extends ArrayAdapter<Message> {
 76
 77    public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR";
 78    private static final int SENT = 0;
 79    private static final int RECEIVED = 1;
 80    private static final int STATUS = 2;
 81    private static final int DATE_SEPARATOR = 3;
 82    private static final int RTP_SESSION = 4;
 83    private final XmppActivity activity;
 84    private final AudioPlayer audioPlayer;
 85    private List<String> highlightedTerm = null;
 86    private final DisplayMetrics metrics;
 87    private OnContactPictureClicked mOnContactPictureClickedListener;
 88    private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 89    private boolean mUseGreenBackground = false;
 90
 91    public MessageAdapter(XmppActivity activity, List<Message> messages) {
 92        super(activity, 0, messages);
 93        this.audioPlayer = new AudioPlayer(this);
 94        this.activity = activity;
 95        metrics = getContext().getResources().getDisplayMetrics();
 96        updatePreferences();
 97    }
 98
 99
100    private static void resetClickListener(View... views) {
101        for (View view : views) {
102            view.setOnClickListener(null);
103        }
104    }
105
106    public void flagScreenOn() {
107        activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
108    }
109
110    public void flagScreenOff() {
111        activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
112    }
113
114    public void setVolumeControl(final int stream) {
115        activity.setVolumeControlStream(stream);
116    }
117
118    public void setOnContactPictureClicked(OnContactPictureClicked listener) {
119        this.mOnContactPictureClickedListener = listener;
120    }
121
122    public Activity getActivity() {
123        return activity;
124    }
125
126    public void setOnContactPictureLongClicked(
127            OnContactPictureLongClicked listener) {
128        this.mOnContactPictureLongClickedListener = listener;
129    }
130
131    @Override
132    public int getViewTypeCount() {
133        return 5;
134    }
135
136    private int getItemViewType(Message message) {
137        if (message.getType() == Message.TYPE_STATUS) {
138            if (DATE_SEPARATOR_BODY.equals(message.getBody())) {
139                return DATE_SEPARATOR;
140            } else {
141                return STATUS;
142            }
143        } else if (message.getType() == Message.TYPE_RTP_SESSION) {
144            return RTP_SESSION;
145        } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
146            return RECEIVED;
147        } else {
148            return SENT;
149        }
150    }
151
152    @Override
153    public int getItemViewType(int position) {
154        return this.getItemViewType(getItem(position));
155    }
156
157    private int getMessageTextColor(boolean onDark, boolean primary) {
158        if (onDark) {
159            return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70);
160        } else {
161            return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54);
162        }
163    }
164
165    private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
166        String filesize = null;
167        String info = null;
168        boolean error = false;
169        if (viewHolder.indicatorReceived != null) {
170            viewHolder.indicatorReceived.setVisibility(View.GONE);
171        }
172
173        if (viewHolder.edit_indicator != null) {
174            if (message.edited()) {
175                viewHolder.edit_indicator.setVisibility(View.VISIBLE);
176                viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
177                viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
178            } else {
179                viewHolder.edit_indicator.setVisibility(View.GONE);
180            }
181        }
182        final Transferable transferable = message.getTransferable();
183        boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
184                && message.getMergedStatus() <= Message.STATUS_RECEIVED;
185        if (message.isFileOrImage() || transferable != null || MessageUtils.unInitiatedButKnownSize(message)) {
186            FileParams params = message.getFileParams();
187            filesize = params.size > 0 ? UIHelper.filesizeToString(params.size) : null;
188            if (transferable != null && (transferable.getStatus() == Transferable.STATUS_FAILED || transferable.getStatus() == Transferable.STATUS_CANCELLED)) {
189                error = true;
190            }
191        }
192        switch (message.getMergedStatus()) {
193            case Message.STATUS_WAITING:
194                info = getContext().getString(R.string.waiting);
195                break;
196            case Message.STATUS_UNSEND:
197                if (transferable != null) {
198                    info = getContext().getString(R.string.sending_file, transferable.getProgress());
199                } else {
200                    info = getContext().getString(R.string.sending);
201                }
202                break;
203            case Message.STATUS_OFFERED:
204                info = getContext().getString(R.string.offering);
205                break;
206            case Message.STATUS_SEND_RECEIVED:
207            case Message.STATUS_SEND_DISPLAYED:
208                viewHolder.indicatorReceived.setImageResource(darkBackground ? R.drawable.ic_done_white_18dp : R.drawable.ic_done_black_18dp);
209                viewHolder.indicatorReceived.setAlpha(darkBackground ? 0.7f : 0.57f);
210                viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
211                break;
212            case Message.STATUS_SEND_FAILED:
213                final String errorMessage = message.getErrorMessage();
214                if (Message.ERROR_MESSAGE_CANCELLED.equals(errorMessage)) {
215                    info = getContext().getString(R.string.cancelled);
216                } else if (errorMessage != null) {
217                    final String[] errorParts = errorMessage.split("\\u001f", 2);
218                    if (errorParts.length == 2) {
219                        switch (errorParts[0]) {
220                            case "file-too-large":
221                                info = getContext().getString(R.string.file_too_large);
222                                break;
223                            default:
224                                info = getContext().getString(R.string.send_failed);
225                                break;
226                        }
227                    } else {
228                        info = getContext().getString(R.string.send_failed);
229                    }
230                } else {
231                    info = getContext().getString(R.string.send_failed);
232                }
233                error = true;
234                break;
235            default:
236                if (multiReceived) {
237                    info = UIHelper.getMessageDisplayName(message);
238                }
239                break;
240        }
241        if (error && type == SENT) {
242            if (darkBackground) {
243                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning_OnDark);
244            } else {
245                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning);
246            }
247        } else {
248            if (darkBackground) {
249                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_OnDark);
250            } else {
251                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption);
252            }
253            viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground, false));
254        }
255        if (message.getEncryption() == Message.ENCRYPTION_NONE) {
256            viewHolder.indicator.setVisibility(View.GONE);
257        } else {
258            boolean verified = false;
259            if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
260                final FingerprintStatus status = message.getConversation()
261                        .getAccount().getAxolotlService().getFingerprintTrust(
262                                message.getFingerprint());
263                if (status != null && status.isVerified()) {
264                    verified = true;
265                }
266            }
267            if (verified) {
268                viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
269            } else {
270                viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
271            }
272            if (darkBackground) {
273                viewHolder.indicator.setAlpha(0.7f);
274            } else {
275                viewHolder.indicator.setAlpha(0.57f);
276            }
277            viewHolder.indicator.setVisibility(View.VISIBLE);
278        }
279
280        final String formattedTime = UIHelper.readableTimeDifferenceFull(getContext(), message.getMergedTimeSent());
281        final String bodyLanguage = message.getBodyLanguage();
282        final String bodyLanguageInfo = bodyLanguage == null ? "" : String.format(" \u00B7 %s", bodyLanguage.toUpperCase(Locale.US));
283        if (message.getStatus() <= Message.STATUS_RECEIVED) {
284            if ((filesize != null) && (info != null)) {
285                viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + " \u00B7 " + info + bodyLanguageInfo);
286            } else if ((filesize == null) && (info != null)) {
287                viewHolder.time.setText(formattedTime + " \u00B7 " + info + bodyLanguageInfo);
288            } else if ((filesize != null) && (info == null)) {
289                viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + bodyLanguageInfo);
290            } else {
291                viewHolder.time.setText(formattedTime + bodyLanguageInfo);
292            }
293        } else {
294            if ((filesize != null) && (info != null)) {
295                viewHolder.time.setText(filesize + " \u00B7 " + info + bodyLanguageInfo);
296            } else if ((filesize == null) && (info != null)) {
297                if (error) {
298                    viewHolder.time.setText(info + " \u00B7 " + formattedTime + bodyLanguageInfo);
299                } else {
300                    viewHolder.time.setText(info);
301                }
302            } else if ((filesize != null) && (info == null)) {
303                viewHolder.time.setText(filesize + " \u00B7 " + formattedTime + bodyLanguageInfo);
304            } else {
305                viewHolder.time.setText(formattedTime + bodyLanguageInfo);
306            }
307        }
308    }
309
310    private void displayInfoMessage(ViewHolder viewHolder, CharSequence text, boolean darkBackground) {
311        viewHolder.download_button.setVisibility(View.GONE);
312        viewHolder.audioPlayer.setVisibility(View.GONE);
313        viewHolder.image.setVisibility(View.GONE);
314        viewHolder.messageBody.setVisibility(View.VISIBLE);
315        viewHolder.messageBody.setText(text);
316        if (darkBackground) {
317            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary_OnDark);
318        } else {
319            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary);
320        }
321        viewHolder.messageBody.setTextIsSelectable(false);
322    }
323
324    private void displayEmojiMessage(final ViewHolder viewHolder, final String body, final boolean darkBackground) {
325        viewHolder.download_button.setVisibility(View.GONE);
326        viewHolder.audioPlayer.setVisibility(View.GONE);
327        viewHolder.image.setVisibility(View.GONE);
328        viewHolder.messageBody.setVisibility(View.VISIBLE);
329        if (darkBackground) {
330            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji_OnDark);
331        } else {
332            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji);
333        }
334        Spannable span = new SpannableString(body);
335        float size = Emoticons.isEmoji(body) ? 3.0f : 2.0f;
336        span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
337        viewHolder.messageBody.setText(EmojiWrapper.transform(span));
338    }
339
340    private void applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
341        if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
342            body.insert(start++, "\n");
343            body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
344            end++;
345        }
346        if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
347            body.insert(end, "\n");
348            body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
349        }
350        int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
351                : ContextCompat.getColor(activity, R.color.green700_desaturated);
352        DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
353        body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
354    }
355
356    /**
357     * Applies QuoteSpan to group of lines which starts with > or » characters.
358     * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
359     */
360    private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
361        boolean startsWithQuote = false;
362        char previous = '\n';
363        int lineStart = -1;
364        int lineTextStart = -1;
365        int quoteStart = -1;
366        for (int i = 0; i <= body.length(); i++) {
367            char current = body.length() > i ? body.charAt(i) : '\n';
368            if (lineStart == -1) {
369                if (previous == '\n') {
370                    if ((current == '>' && UIHelper.isPositionFollowedByQuoteableCharacter(body, i))
371                            || current == '\u00bb' && !UIHelper.isPositionFollowedByQuote(body, i)) {
372                        // Line start with quote
373                        lineStart = i;
374                        if (quoteStart == -1) quoteStart = i;
375                        if (i == 0) startsWithQuote = true;
376                    } else if (quoteStart >= 0) {
377                        // Line start without quote, apply spans there
378                        applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
379                        quoteStart = -1;
380                    }
381                }
382            } else {
383                // Remove extra spaces between > and first character in the line
384                // > character will be removed too
385                if (current != ' ' && lineTextStart == -1) {
386                    lineTextStart = i;
387                }
388                if (current == '\n') {
389                    body.delete(lineStart, lineTextStart);
390                    i -= lineTextStart - lineStart;
391                    if (i == lineStart) {
392                        // Avoid empty lines because span over empty line can be hidden
393                        body.insert(i++, " ");
394                    }
395                    lineStart = -1;
396                    lineTextStart = -1;
397                }
398            }
399            previous = current;
400        }
401        if (quoteStart >= 0) {
402            // Apply spans to finishing open quote
403            applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
404        }
405        return startsWithQuote;
406    }
407
408    private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
409        viewHolder.download_button.setVisibility(View.GONE);
410        viewHolder.image.setVisibility(View.GONE);
411        viewHolder.audioPlayer.setVisibility(View.GONE);
412        viewHolder.messageBody.setVisibility(View.VISIBLE);
413
414        if (darkBackground) {
415            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_OnDark);
416        } else {
417            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1);
418        }
419        viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
420                ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
421        viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
422
423        if (message.getBody() != null) {
424            final String nick = UIHelper.getMessageDisplayName(message);
425            SpannableStringBuilder body = message.getMergedBody();
426            boolean hasMeCommand = message.hasMeCommand();
427            if (hasMeCommand) {
428                body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
429            }
430            if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
431                body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
432                body.append("\u2026");
433            }
434            Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
435            for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
436                int start = body.getSpanStart(mergeSeparator);
437                int end = body.getSpanEnd(mergeSeparator);
438                body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
439            }
440            boolean startsWithQuote = handleTextQuotes(body, darkBackground);
441            if (!message.isPrivateMessage()) {
442                if (hasMeCommand) {
443                    body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
444                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
445                }
446            } else {
447                String privateMarker;
448                if (message.getStatus() <= Message.STATUS_RECEIVED) {
449                    privateMarker = activity.getString(R.string.private_message);
450                } else {
451                    Jid cp = message.getCounterpart();
452                    privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
453                }
454                body.insert(0, privateMarker);
455                int privateMarkerIndex = privateMarker.length();
456                if (startsWithQuote) {
457                    body.insert(privateMarkerIndex, "\n\n");
458                    body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
459                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
460                } else {
461                    body.insert(privateMarkerIndex, " ");
462                }
463                body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
464                body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
465                if (hasMeCommand) {
466                    body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
467                            privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
468                }
469            }
470            if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
471                if (message.getConversation() instanceof Conversation) {
472                    final Conversation conversation = (Conversation) message.getConversation();
473                    Pattern pattern = NotificationService.generateNickHighlightPattern(conversation.getMucOptions().getActualNick());
474                    Matcher matcher = pattern.matcher(body);
475                    while (matcher.find()) {
476                        body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
477                    }
478                }
479            }
480            Matcher matcher = Emoticons.getEmojiPattern(body).matcher(body);
481            while (matcher.find()) {
482                if (matcher.start() < matcher.end()) {
483                    body.setSpan(new RelativeSizeSpan(1.2f), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
484                }
485            }
486
487            StylingHelper.format(body, viewHolder.messageBody.getCurrentTextColor());
488            if (highlightedTerm != null) {
489                StylingHelper.highlight(activity, body, highlightedTerm, StylingHelper.isDarkText(viewHolder.messageBody));
490            }
491            MyLinkify.addLinks(body, true);
492            viewHolder.messageBody.setAutoLinkMask(0);
493            viewHolder.messageBody.setText(EmojiWrapper.transform(body));
494            viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
495        } else {
496            viewHolder.messageBody.setText("");
497            viewHolder.messageBody.setTextIsSelectable(false);
498        }
499    }
500
501    private void displayDownloadableMessage(ViewHolder viewHolder, final Message message, String text, final boolean darkBackground) {
502        toggleWhisperInfo(viewHolder, message, darkBackground);
503        viewHolder.image.setVisibility(View.GONE);
504        viewHolder.audioPlayer.setVisibility(View.GONE);
505        viewHolder.download_button.setVisibility(View.VISIBLE);
506        viewHolder.download_button.setText(text);
507        viewHolder.download_button.setOnClickListener(v -> ConversationFragment.downloadFile(activity, message));
508    }
509
510    private void displayOpenableMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground) {
511        toggleWhisperInfo(viewHolder, message, darkBackground);
512        viewHolder.image.setVisibility(View.GONE);
513        viewHolder.audioPlayer.setVisibility(View.GONE);
514        viewHolder.download_button.setVisibility(View.VISIBLE);
515        viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
516        viewHolder.download_button.setOnClickListener(v -> openDownloadable(message));
517    }
518
519    private void displayLocationMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground) {
520        toggleWhisperInfo(viewHolder, message, darkBackground);
521        viewHolder.image.setVisibility(View.GONE);
522        viewHolder.audioPlayer.setVisibility(View.GONE);
523        viewHolder.download_button.setVisibility(View.VISIBLE);
524        viewHolder.download_button.setText(R.string.show_location);
525        viewHolder.download_button.setOnClickListener(v -> showLocation(message));
526    }
527
528    private void displayAudioMessage(ViewHolder viewHolder, Message message, boolean darkBackground) {
529        toggleWhisperInfo(viewHolder, message, darkBackground);
530        viewHolder.image.setVisibility(View.GONE);
531        viewHolder.download_button.setVisibility(View.GONE);
532        final RelativeLayout audioPlayer = viewHolder.audioPlayer;
533        audioPlayer.setVisibility(View.VISIBLE);
534        AudioPlayer.ViewHolder.get(audioPlayer).setDarkBackground(darkBackground);
535        this.audioPlayer.init(audioPlayer, message);
536    }
537
538    private void displayMediaPreviewMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground) {
539        toggleWhisperInfo(viewHolder, message, darkBackground);
540        viewHolder.download_button.setVisibility(View.GONE);
541        viewHolder.audioPlayer.setVisibility(View.GONE);
542        viewHolder.image.setVisibility(View.VISIBLE);
543        final FileParams params = message.getFileParams();
544        final float target = activity.getResources().getDimension(R.dimen.image_preview_width);
545        final int scaledW;
546        final int scaledH;
547        if (Math.max(params.height, params.width) * metrics.density <= target) {
548            scaledW = (int) (params.width * metrics.density);
549            scaledH = (int) (params.height * metrics.density);
550        } else if (Math.max(params.height, params.width) <= target) {
551            scaledW = params.width;
552            scaledH = params.height;
553        } else if (params.width <= params.height) {
554            scaledW = (int) (params.width / ((double) params.height / target));
555            scaledH = (int) target;
556        } else {
557            scaledW = (int) target;
558            scaledH = (int) (params.height / ((double) params.width / target));
559        }
560        final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
561        layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
562        viewHolder.image.setLayoutParams(layoutParams);
563        activity.loadBitmap(message, viewHolder.image);
564        viewHolder.image.setOnClickListener(v -> openDownloadable(message));
565    }
566
567    private void toggleWhisperInfo(ViewHolder viewHolder, final Message message, final boolean darkBackground) {
568        if (message.isPrivateMessage()) {
569            final String privateMarker;
570            if (message.getStatus() <= Message.STATUS_RECEIVED) {
571                privateMarker = activity.getString(R.string.private_message);
572            } else {
573                Jid cp = message.getCounterpart();
574                privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
575            }
576            final SpannableString body = new SpannableString(privateMarker);
577            body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
578            body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
579            viewHolder.messageBody.setText(body);
580            viewHolder.messageBody.setVisibility(View.VISIBLE);
581        } else {
582            viewHolder.messageBody.setVisibility(View.GONE);
583        }
584    }
585
586    private void loadMoreMessages(Conversation conversation) {
587        conversation.setLastClearHistory(0, null);
588        activity.xmppConnectionService.updateConversation(conversation);
589        conversation.setHasMessagesLeftOnServer(true);
590        conversation.setFirstMamReference(null);
591        long timestamp = conversation.getLastMessageTransmitted().getTimestamp();
592        if (timestamp == 0) {
593            timestamp = System.currentTimeMillis();
594        }
595        conversation.messagesLoaded.set(true);
596        MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
597        if (query != null) {
598            Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
599        } else {
600            Toast.makeText(activity, R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
601        }
602    }
603
604    @Override
605    public View getView(int position, View view, ViewGroup parent) {
606        final Message message = getItem(position);
607        final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
608        final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
609        final Conversational conversation = message.getConversation();
610        final Account account = conversation.getAccount();
611        final int type = getItemViewType(position);
612        ViewHolder viewHolder;
613        if (view == null) {
614            viewHolder = new ViewHolder();
615            switch (type) {
616                case DATE_SEPARATOR:
617                    view = activity.getLayoutInflater().inflate(R.layout.message_date_bubble, parent, false);
618                    viewHolder.status_message = view.findViewById(R.id.message_body);
619                    viewHolder.message_box = view.findViewById(R.id.message_box);
620                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
621                    break;
622                case RTP_SESSION:
623                    view = activity.getLayoutInflater().inflate(R.layout.message_rtp_session, parent, false);
624                    viewHolder.status_message = view.findViewById(R.id.message_body);
625                    viewHolder.message_box = view.findViewById(R.id.message_box);
626                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
627                    break;
628                case SENT:
629                    view = activity.getLayoutInflater().inflate(R.layout.message_sent, parent, false);
630                    viewHolder.message_box = view.findViewById(R.id.message_box);
631                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
632                    viewHolder.download_button = view.findViewById(R.id.download_button);
633                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
634                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
635                    viewHolder.image = view.findViewById(R.id.message_image);
636                    viewHolder.messageBody = view.findViewById(R.id.message_body);
637                    viewHolder.time = view.findViewById(R.id.message_time);
638                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
639                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
640                    break;
641                case RECEIVED:
642                    view = activity.getLayoutInflater().inflate(R.layout.message_received, parent, false);
643                    viewHolder.message_box = view.findViewById(R.id.message_box);
644                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
645                    viewHolder.download_button = view.findViewById(R.id.download_button);
646                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
647                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
648                    viewHolder.image = view.findViewById(R.id.message_image);
649                    viewHolder.messageBody = view.findViewById(R.id.message_body);
650                    viewHolder.time = view.findViewById(R.id.message_time);
651                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
652                    viewHolder.encryption = view.findViewById(R.id.message_encryption);
653                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
654                    break;
655                case STATUS:
656                    view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
657                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
658                    viewHolder.status_message = view.findViewById(R.id.status_message);
659                    viewHolder.load_more_messages = view.findViewById(R.id.load_more_messages);
660                    break;
661                default:
662                    throw new AssertionError("Unknown view type");
663            }
664            view.setTag(viewHolder);
665        } else {
666            viewHolder = (ViewHolder) view.getTag();
667            if (viewHolder == null) {
668                return view;
669            }
670        }
671
672        boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
673
674        if (type == DATE_SEPARATOR) {
675            if (UIHelper.today(message.getTimeSent())) {
676                viewHolder.status_message.setText(R.string.today);
677            } else if (UIHelper.yesterday(message.getTimeSent())) {
678                viewHolder.status_message.setText(R.string.yesterday);
679            } else {
680                viewHolder.status_message.setText(DateUtils.formatDateTime(activity, message.getTimeSent(), DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR));
681            }
682            viewHolder.message_box.setBackgroundResource(activity.isDarkTheme() ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
683            return view;
684        } else if (type == RTP_SESSION) {
685            final boolean isDarkTheme = activity.isDarkTheme();
686            final boolean received = message.getStatus() <= Message.STATUS_RECEIVED;
687            final RtpSessionStatus rtpSessionStatus = RtpSessionStatus.of(message.getBody());
688            final long duration = rtpSessionStatus.duration;
689            if (received) {
690                if (duration > 0) {
691                    viewHolder.status_message.setText(activity.getString(R.string.incoming_call_duration, TimeFrameUtils.resolve(activity, duration)));
692                } else if (rtpSessionStatus.successful) {
693                    viewHolder.status_message.setText(R.string.incoming_call);
694                } else {
695                    viewHolder.status_message.setText(activity.getString(R.string.missed_call_timestamp, UIHelper.readableTimeDifferenceFull(activity, message.getTimeSent())));
696                }
697            } else {
698                if (duration > 0) {
699                    viewHolder.status_message.setText(activity.getString(R.string.outgoing_call_duration, TimeFrameUtils.resolve(activity, duration)));
700                } else {
701                    viewHolder.status_message.setText(R.string.outgoing_call);
702                }
703            }
704            viewHolder.indicatorReceived.setImageResource(RtpSessionStatus.getDrawable(received, rtpSessionStatus.successful, isDarkTheme));
705            viewHolder.indicatorReceived.setAlpha(isDarkTheme ? 0.7f : 0.57f);
706            viewHolder.message_box.setBackgroundResource(isDarkTheme ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
707            return view;
708        } else if (type == STATUS) {
709            if ("LOAD_MORE".equals(message.getBody())) {
710                viewHolder.status_message.setVisibility(View.GONE);
711                viewHolder.contact_picture.setVisibility(View.GONE);
712                viewHolder.load_more_messages.setVisibility(View.VISIBLE);
713                viewHolder.load_more_messages.setOnClickListener(v -> loadMoreMessages((Conversation) message.getConversation()));
714            } else {
715                viewHolder.status_message.setVisibility(View.VISIBLE);
716                viewHolder.load_more_messages.setVisibility(View.GONE);
717                viewHolder.status_message.setText(message.getBody());
718                boolean showAvatar;
719                if (conversation.getMode() == Conversation.MODE_SINGLE) {
720                    showAvatar = true;
721                    AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
722                } else if (message.getCounterpart() != null || message.getTrueCounterpart() != null || (message.getCounterparts() != null && message.getCounterparts().size() > 0)) {
723                    showAvatar = true;
724                    AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
725                } else {
726                    showAvatar = false;
727                }
728                if (showAvatar) {
729                    viewHolder.contact_picture.setAlpha(0.5f);
730                    viewHolder.contact_picture.setVisibility(View.VISIBLE);
731                } else {
732                    viewHolder.contact_picture.setVisibility(View.GONE);
733                }
734            }
735            return view;
736        } else {
737            AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar);
738        }
739
740        resetClickListener(viewHolder.message_box, viewHolder.messageBody);
741
742        viewHolder.contact_picture.setOnClickListener(v -> {
743            if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
744                MessageAdapter.this.mOnContactPictureClickedListener
745                        .onContactPictureClicked(message);
746            }
747
748        });
749        viewHolder.contact_picture.setOnLongClickListener(v -> {
750            if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
751                MessageAdapter.this.mOnContactPictureLongClickedListener
752                        .onContactPictureLongClicked(v, message);
753                return true;
754            } else {
755                return false;
756            }
757        });
758
759        final Transferable transferable = message.getTransferable();
760        final boolean unInitiatedButKnownSize = MessageUtils.unInitiatedButKnownSize(message);
761        if (unInitiatedButKnownSize || message.isDeleted() || (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING)) {
762            if (unInitiatedButKnownSize || transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER) {
763                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)), darkBackground);
764            } else if (transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
765                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)), darkBackground);
766            } else {
767                displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first, darkBackground);
768            }
769        } else if (message.isFileOrImage() && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
770            if (message.getFileParams().width > 0 && message.getFileParams().height > 0) {
771                displayMediaPreviewMessage(viewHolder, message, darkBackground);
772            } else if (message.getFileParams().runtime > 0) {
773                displayAudioMessage(viewHolder, message, darkBackground);
774            } else {
775                displayOpenableMessage(viewHolder, message, darkBackground);
776            }
777        } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
778            if (account.isPgpDecryptionServiceConnected()) {
779                if (conversation instanceof Conversation && !account.hasPendingPgpIntent((Conversation) conversation)) {
780                    displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
781                } else {
782                    displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
783                }
784            } else {
785                displayInfoMessage(viewHolder, activity.getString(R.string.install_openkeychain), darkBackground);
786                viewHolder.message_box.setOnClickListener(this::promptOpenKeychainInstall);
787                viewHolder.messageBody.setOnClickListener(this::promptOpenKeychainInstall);
788            }
789        } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
790            displayInfoMessage(viewHolder, activity.getString(R.string.decryption_failed), darkBackground);
791        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE) {
792            displayInfoMessage(viewHolder, activity.getString(R.string.not_encrypted_for_this_device), darkBackground);
793        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_FAILED) {
794            displayInfoMessage(viewHolder, activity.getString(R.string.omemo_decryption_failed), darkBackground);
795        } else {
796            if (message.isGeoUri()) {
797                displayLocationMessage(viewHolder, message, darkBackground);
798            } else if (message.bodyIsOnlyEmojis() && message.getType() != Message.TYPE_PRIVATE) {
799                displayEmojiMessage(viewHolder, message.getBody().trim(), darkBackground);
800            } else if (message.treatAsDownloadable()) {
801                try {
802                    final URI uri = new URI(message.getBody());
803                        displayDownloadableMessage(viewHolder,
804                                message,
805                                activity.getString(R.string.check_x_filesize_on_host,
806                                        UIHelper.getFileDescriptionString(activity, message),
807                                        uri.getHost()),
808                                darkBackground);
809                } catch (Exception e) {
810                    displayDownloadableMessage(viewHolder,
811                            message,
812                            activity.getString(R.string.check_x_filesize,
813                                    UIHelper.getFileDescriptionString(activity, message)),
814                            darkBackground);
815                }
816            } else {
817                displayTextMessage(viewHolder, message, darkBackground, type);
818            }
819        }
820
821        if (type == RECEIVED) {
822            if (isInValidSession) {
823                int bubble;
824                if (!mUseGreenBackground) {
825                    bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
826                } else {
827                    bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
828                }
829                viewHolder.message_box.setBackgroundResource(bubble);
830                viewHolder.encryption.setVisibility(View.GONE);
831            } else {
832                viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
833                viewHolder.encryption.setVisibility(View.VISIBLE);
834                if (omemoEncryption && !message.isTrusted()) {
835                    viewHolder.encryption.setText(R.string.not_trusted);
836                } else {
837                    viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
838                }
839            }
840        }
841
842        displayStatus(viewHolder, message, type, darkBackground);
843
844        return view;
845    }
846
847    private void promptOpenKeychainInstall(View view) {
848        activity.showInstallPgpDialog();
849    }
850
851    public FileBackend getFileBackend() {
852        return activity.xmppConnectionService.getFileBackend();
853    }
854
855    public void stopAudioPlayer() {
856        audioPlayer.stop();
857    }
858
859    public void unregisterListenerInAudioPlayer() {
860        audioPlayer.unregisterListener();
861    }
862
863    public void startStopPending() {
864        audioPlayer.startStopPending();
865    }
866
867    public void openDownloadable(Message message) {
868        if (ContextCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
869            ConversationFragment.registerPendingMessage(activity, message);
870            ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, ConversationsActivity.REQUEST_OPEN_MESSAGE);
871            return;
872        }
873        final DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
874        ViewUtil.view(activity, file);
875    }
876
877    private void showLocation(Message message) {
878        for (Intent intent : GeoHelper.createGeoIntentsFromMessage(activity, message)) {
879            if (intent.resolveActivity(getContext().getPackageManager()) != null) {
880                getContext().startActivity(intent);
881                return;
882            }
883        }
884        Toast.makeText(activity, R.string.no_application_found_to_display_location, Toast.LENGTH_SHORT).show();
885    }
886
887    public void updatePreferences() {
888        SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(activity);
889        this.mUseGreenBackground = p.getBoolean("use_green_background", activity.getResources().getBoolean(R.bool.use_green_background));
890    }
891
892
893    public void setHighlightedTerm(List<String> terms) {
894        this.highlightedTerm = terms == null ? null : StylingHelper.filterHighlightedWords(terms);
895    }
896
897    public interface OnContactPictureClicked {
898        void onContactPictureClicked(Message message);
899    }
900
901    public interface OnContactPictureLongClicked {
902        void onContactPictureLongClicked(View v, Message message);
903    }
904
905    private static class ViewHolder {
906
907        public Button load_more_messages;
908        public ImageView edit_indicator;
909        public RelativeLayout audioPlayer;
910        protected LinearLayout message_box;
911        protected Button download_button;
912        protected ImageView image;
913        protected ImageView indicator;
914        protected ImageView indicatorReceived;
915        protected TextView time;
916        protected TextView messageBody;
917        protected ImageView contact_picture;
918        protected TextView status_message;
919        protected TextView encryption;
920    }
921}