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.net.Uri;
 10import android.preference.PreferenceManager;
 11import android.text.Spannable;
 12import android.text.SpannableString;
 13import android.text.SpannableStringBuilder;
 14import android.text.format.DateUtils;
 15import android.text.style.ForegroundColorSpan;
 16import android.text.style.RelativeSizeSpan;
 17import android.text.style.StyleSpan;
 18import android.text.style.URLSpan;
 19import android.util.DisplayMetrics;
 20import android.view.View;
 21import android.view.ViewGroup;
 22import android.view.WindowManager;
 23import android.widget.ArrayAdapter;
 24import android.widget.Button;
 25import android.widget.ImageView;
 26import android.widget.LinearLayout;
 27import android.widget.RelativeLayout;
 28import android.widget.TextView;
 29import android.widget.Toast;
 30
 31import androidx.core.app.ActivityCompat;
 32import androidx.core.content.ContextCompat;
 33
 34import com.google.common.base.Strings;
 35
 36import java.net.URI;
 37import java.util.List;
 38import java.util.Locale;
 39import java.util.regex.Matcher;
 40import java.util.regex.Pattern;
 41
 42import eu.siacs.conversations.Config;
 43import eu.siacs.conversations.R;
 44import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 45import eu.siacs.conversations.entities.Account;
 46import eu.siacs.conversations.entities.Contact;
 47import eu.siacs.conversations.entities.Conversation;
 48import eu.siacs.conversations.entities.Conversational;
 49import eu.siacs.conversations.entities.DownloadableFile;
 50import eu.siacs.conversations.entities.Message.FileParams;
 51import eu.siacs.conversations.entities.Message;
 52import eu.siacs.conversations.entities.Roster;
 53import eu.siacs.conversations.entities.RtpSessionStatus;
 54import eu.siacs.conversations.entities.Transferable;
 55import eu.siacs.conversations.persistance.FileBackend;
 56import eu.siacs.conversations.services.MessageArchiveService;
 57import eu.siacs.conversations.services.NotificationService;
 58import eu.siacs.conversations.ui.ConversationFragment;
 59import eu.siacs.conversations.ui.ConversationsActivity;
 60import eu.siacs.conversations.ui.XmppActivity;
 61import eu.siacs.conversations.ui.service.AudioPlayer;
 62import eu.siacs.conversations.ui.text.DividerSpan;
 63import eu.siacs.conversations.ui.text.QuoteSpan;
 64import eu.siacs.conversations.ui.util.AvatarWorkerTask;
 65import eu.siacs.conversations.ui.util.MyLinkify;
 66import eu.siacs.conversations.ui.util.QuoteHelper;
 67import eu.siacs.conversations.ui.util.ViewUtil;
 68import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
 69import eu.siacs.conversations.utils.CryptoHelper;
 70import eu.siacs.conversations.utils.Emoticons;
 71import eu.siacs.conversations.utils.GeoHelper;
 72import eu.siacs.conversations.utils.MessageUtils;
 73import eu.siacs.conversations.utils.StylingHelper;
 74import eu.siacs.conversations.utils.TimeFrameUtils;
 75import eu.siacs.conversations.utils.UIHelper;
 76import eu.siacs.conversations.xmpp.Jid;
 77import eu.siacs.conversations.xmpp.mam.MamReference;
 78
 79public class MessageAdapter extends ArrayAdapter<Message> {
 80
 81    public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR";
 82    private static final int SENT = 0;
 83    private static final int RECEIVED = 1;
 84    private static final int STATUS = 2;
 85    private static final int DATE_SEPARATOR = 3;
 86    private static final int RTP_SESSION = 4;
 87    private final XmppActivity activity;
 88    private final AudioPlayer audioPlayer;
 89    private List<String> highlightedTerm = null;
 90    private final DisplayMetrics metrics;
 91    private OnContactPictureClicked mOnContactPictureClickedListener;
 92    private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 93    private boolean mUseGreenBackground = false;
 94
 95    public MessageAdapter(XmppActivity activity, List<Message> messages) {
 96        super(activity, 0, messages);
 97        this.audioPlayer = new AudioPlayer(this);
 98        this.activity = activity;
 99        metrics = getContext().getResources().getDisplayMetrics();
100        updatePreferences();
101    }
102
103
104    private static void resetClickListener(View... views) {
105        for (View view : views) {
106            view.setOnClickListener(null);
107        }
108    }
109
110    public void flagScreenOn() {
111        activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
112    }
113
114    public void flagScreenOff() {
115        activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
116    }
117
118    public void setVolumeControl(final int stream) {
119        activity.setVolumeControlStream(stream);
120    }
121
122    public void setOnContactPictureClicked(OnContactPictureClicked listener) {
123        this.mOnContactPictureClickedListener = listener;
124    }
125
126    public Activity getActivity() {
127        return activity;
128    }
129
130    public void setOnContactPictureLongClicked(
131            OnContactPictureLongClicked listener) {
132        this.mOnContactPictureLongClickedListener = listener;
133    }
134
135    @Override
136    public int getViewTypeCount() {
137        return 5;
138    }
139
140    private int getItemViewType(Message message) {
141        if (message.getType() == Message.TYPE_STATUS) {
142            if (DATE_SEPARATOR_BODY.equals(message.getBody())) {
143                return DATE_SEPARATOR;
144            } else {
145                return STATUS;
146            }
147        } else if (message.getType() == Message.TYPE_RTP_SESSION) {
148            return RTP_SESSION;
149        } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
150            return RECEIVED;
151        } else {
152            return SENT;
153        }
154    }
155
156    @Override
157    public int getItemViewType(int position) {
158        return this.getItemViewType(getItem(position));
159    }
160
161    private int getMessageTextColor(boolean onDark, boolean primary) {
162        if (onDark) {
163            return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70);
164        } else {
165            return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54);
166        }
167    }
168
169    private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
170        String filesize = null;
171        String info = null;
172        boolean error = false;
173        if (viewHolder.indicatorReceived != null) {
174            viewHolder.indicatorReceived.setVisibility(View.GONE);
175        }
176
177        if (viewHolder.edit_indicator != null) {
178            if (message.edited()) {
179                viewHolder.edit_indicator.setVisibility(View.VISIBLE);
180                viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
181                viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
182            } else {
183                viewHolder.edit_indicator.setVisibility(View.GONE);
184            }
185        }
186        final Transferable transferable = message.getTransferable();
187        boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
188                && message.getMergedStatus() <= Message.STATUS_RECEIVED;
189        if (message.isFileOrImage() || transferable != null || MessageUtils.unInitiatedButKnownSize(message)) {
190            FileParams params = message.getFileParams();
191            filesize = params.size != null ? UIHelper.filesizeToString(params.size) : null;
192            if (transferable != null && (transferable.getStatus() == Transferable.STATUS_FAILED || transferable.getStatus() == Transferable.STATUS_CANCELLED)) {
193                error = true;
194            }
195        }
196        switch (message.getMergedStatus()) {
197            case Message.STATUS_WAITING:
198                info = getContext().getString(R.string.waiting);
199                break;
200            case Message.STATUS_UNSEND:
201                if (transferable != null) {
202                    info = getContext().getString(R.string.sending_file, transferable.getProgress());
203                } else {
204                    info = getContext().getString(R.string.sending);
205                }
206                break;
207            case Message.STATUS_OFFERED:
208                info = getContext().getString(R.string.offering);
209                break;
210            case Message.STATUS_SEND_RECEIVED:
211            case Message.STATUS_SEND_DISPLAYED:
212                viewHolder.indicatorReceived.setImageResource(darkBackground ? R.drawable.ic_done_white_18dp : R.drawable.ic_done_black_18dp);
213                viewHolder.indicatorReceived.setAlpha(darkBackground ? 0.7f : 0.57f);
214                viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
215                break;
216            case Message.STATUS_SEND_FAILED:
217                final String errorMessage = message.getErrorMessage();
218                if (Message.ERROR_MESSAGE_CANCELLED.equals(errorMessage)) {
219                    info = getContext().getString(R.string.cancelled);
220                } else if (errorMessage != null) {
221                    final String[] errorParts = errorMessage.split("\\u001f", 2);
222                    if (errorParts.length == 2) {
223                        switch (errorParts[0]) {
224                            case "file-too-large":
225                                info = getContext().getString(R.string.file_too_large);
226                                break;
227                            default:
228                                info = getContext().getString(R.string.send_failed);
229                                break;
230                        }
231                    } else {
232                        info = getContext().getString(R.string.send_failed);
233                    }
234                } else {
235                    info = getContext().getString(R.string.send_failed);
236                }
237                error = true;
238                break;
239            default:
240                if (multiReceived) {
241                    info = UIHelper.getMessageDisplayName(message);
242                }
243                break;
244        }
245        if (error && type == SENT) {
246            if (darkBackground) {
247                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning_OnDark);
248            } else {
249                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning);
250            }
251        } else {
252            if (darkBackground) {
253                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_OnDark);
254            } else {
255                viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption);
256            }
257            viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground, false));
258        }
259        if (message.getEncryption() == Message.ENCRYPTION_NONE) {
260            viewHolder.indicator.setVisibility(View.GONE);
261        } else {
262            boolean verified = false;
263            if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
264                final FingerprintStatus status = message.getConversation()
265                        .getAccount().getAxolotlService().getFingerprintTrust(
266                                message.getFingerprint());
267                if (status != null && status.isVerified()) {
268                    verified = true;
269                }
270            }
271            if (verified) {
272                viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
273            } else {
274                viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
275            }
276            if (darkBackground) {
277                viewHolder.indicator.setAlpha(0.7f);
278            } else {
279                viewHolder.indicator.setAlpha(0.57f);
280            }
281            viewHolder.indicator.setVisibility(View.VISIBLE);
282        }
283
284        final String formattedTime = UIHelper.readableTimeDifferenceFull(getContext(), message.getMergedTimeSent());
285        final String bodyLanguage = message.getBodyLanguage();
286        final String bodyLanguageInfo = bodyLanguage == null ? "" : String.format(" \u00B7 %s", bodyLanguage.toUpperCase(Locale.US));
287        if (message.getStatus() <= Message.STATUS_RECEIVED) {
288            if ((filesize != null) && (info != null)) {
289                viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + " \u00B7 " + info + bodyLanguageInfo);
290            } else if ((filesize == null) && (info != null)) {
291                viewHolder.time.setText(formattedTime + " \u00B7 " + info + bodyLanguageInfo);
292            } else if ((filesize != null) && (info == null)) {
293                viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + bodyLanguageInfo);
294            } else {
295                viewHolder.time.setText(formattedTime + bodyLanguageInfo);
296            }
297        } else {
298            if ((filesize != null) && (info != null)) {
299                viewHolder.time.setText(filesize + " \u00B7 " + info + bodyLanguageInfo);
300            } else if ((filesize == null) && (info != null)) {
301                if (error) {
302                    viewHolder.time.setText(info + " \u00B7 " + formattedTime + bodyLanguageInfo);
303                } else {
304                    viewHolder.time.setText(info);
305                }
306            } else if ((filesize != null) && (info == null)) {
307                viewHolder.time.setText(filesize + " \u00B7 " + formattedTime + bodyLanguageInfo);
308            } else {
309                viewHolder.time.setText(formattedTime + bodyLanguageInfo);
310            }
311        }
312    }
313
314    private void displayInfoMessage(ViewHolder viewHolder, CharSequence text, boolean darkBackground) {
315        viewHolder.download_button.setVisibility(View.GONE);
316        viewHolder.audioPlayer.setVisibility(View.GONE);
317        viewHolder.image.setVisibility(View.GONE);
318        viewHolder.messageBody.setVisibility(View.VISIBLE);
319        viewHolder.messageBody.setText(text);
320        if (darkBackground) {
321            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary_OnDark);
322        } else {
323            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary);
324        }
325        viewHolder.messageBody.setTextIsSelectable(false);
326    }
327
328    private void displayEmojiMessage(final ViewHolder viewHolder, final String body, final boolean darkBackground) {
329        viewHolder.download_button.setVisibility(View.GONE);
330        viewHolder.audioPlayer.setVisibility(View.GONE);
331        viewHolder.image.setVisibility(View.GONE);
332        viewHolder.messageBody.setVisibility(View.VISIBLE);
333        if (darkBackground) {
334            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji_OnDark);
335        } else {
336            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji);
337        }
338        Spannable span = new SpannableString(body);
339        float size = Emoticons.isEmoji(body) ? 3.0f : 2.0f;
340        span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
341        viewHolder.messageBody.setText(span);
342    }
343
344    private void applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
345        if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
346            body.insert(start++, "\n");
347            body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
348            end++;
349        }
350        if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
351            body.insert(end, "\n");
352            body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
353        }
354        int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
355                : ContextCompat.getColor(activity, R.color.green700_desaturated);
356        DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
357        body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
358    }
359
360    /**
361     * Applies QuoteSpan to group of lines which starts with > or » characters.
362     * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
363     */
364    private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
365        boolean startsWithQuote = false;
366        int quoteDepth = 1;
367        while (QuoteHelper.bodyContainsQuoteStart(body) && quoteDepth <= Config.QUOTE_MAX_DEPTH) {
368            char previous = '\n';
369            int lineStart = -1;
370            int lineTextStart = -1;
371            int quoteStart = -1;
372            for (int i = 0; i <= body.length(); i++) {
373                char current = body.length() > i ? body.charAt(i) : '\n';
374                if (lineStart == -1) {
375                    if (previous == '\n') {
376                        if (i < body.length() && QuoteHelper.isPositionQuoteStart(body, i)) {
377                            // Line start with quote
378                            lineStart = i;
379                            if (quoteStart == -1) quoteStart = i;
380                            if (i == 0) startsWithQuote = true;
381                        } else if (quoteStart >= 0) {
382                            // Line start without quote, apply spans there
383                            applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
384                            quoteStart = -1;
385                        }
386                    }
387                } else {
388                    // Remove extra spaces between > and first character in the line
389                    // > character will be removed too
390                    if (current != ' ' && lineTextStart == -1) {
391                        lineTextStart = i;
392                    }
393                    if (current == '\n') {
394                        body.delete(lineStart, lineTextStart);
395                        i -= lineTextStart - lineStart;
396                        if (i == lineStart) {
397                            // Avoid empty lines because span over empty line can be hidden
398                            body.insert(i++, " ");
399                        }
400                        lineStart = -1;
401                        lineTextStart = -1;
402                    }
403                }
404                previous = current;
405            }
406            if (quoteStart >= 0) {
407                // Apply spans to finishing open quote
408                applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
409            }
410            quoteDepth++;
411        }
412        return startsWithQuote;
413    }
414
415    private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
416        viewHolder.download_button.setVisibility(View.GONE);
417        viewHolder.image.setVisibility(View.GONE);
418        viewHolder.audioPlayer.setVisibility(View.GONE);
419        viewHolder.messageBody.setVisibility(View.GONE);
420
421        if (darkBackground) {
422            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_OnDark);
423        } else {
424            viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1);
425        }
426        viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
427                ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
428        viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
429
430        if (message.getBody() != null && !message.getBody().equals("")) {
431            viewHolder.messageBody.setVisibility(View.VISIBLE);
432            final String nick = UIHelper.getMessageDisplayName(message);
433            SpannableStringBuilder body = message.getMergedBody();
434            boolean hasMeCommand = message.hasMeCommand();
435            if (hasMeCommand) {
436                body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
437            }
438            if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
439                body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
440                body.append("\u2026");
441            }
442            Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
443            for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
444                int start = body.getSpanStart(mergeSeparator);
445                int end = body.getSpanEnd(mergeSeparator);
446                body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
447            }
448            boolean startsWithQuote = handleTextQuotes(body, darkBackground);
449            if (!message.isPrivateMessage()) {
450                if (hasMeCommand) {
451                    body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
452                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
453                }
454            } else {
455                String privateMarker;
456                if (message.getStatus() <= Message.STATUS_RECEIVED) {
457                    privateMarker = activity.getString(R.string.private_message);
458                } else {
459                    Jid cp = message.getCounterpart();
460                    privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
461                }
462                body.insert(0, privateMarker);
463                int privateMarkerIndex = privateMarker.length();
464                if (startsWithQuote) {
465                    body.insert(privateMarkerIndex, "\n\n");
466                    body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
467                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
468                } else {
469                    body.insert(privateMarkerIndex, " ");
470                }
471                body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
472                body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
473                if (hasMeCommand) {
474                    body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
475                            privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
476                }
477            }
478            if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
479                if (message.getConversation() instanceof Conversation) {
480                    final Conversation conversation = (Conversation) message.getConversation();
481                    Pattern pattern = NotificationService.generateNickHighlightPattern(conversation.getMucOptions().getActualNick());
482                    Matcher matcher = pattern.matcher(body);
483                    while (matcher.find()) {
484                        body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
485                    }
486                }
487            }
488            Matcher matcher = Emoticons.getEmojiPattern(body).matcher(body);
489            while (matcher.find()) {
490                if (matcher.start() < matcher.end()) {
491                    body.setSpan(new RelativeSizeSpan(1.2f), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
492                }
493            }
494
495            StylingHelper.format(body, viewHolder.messageBody.getCurrentTextColor());
496            if (highlightedTerm != null) {
497                StylingHelper.highlight(activity, body, highlightedTerm, StylingHelper.isDarkText(viewHolder.messageBody));
498            }
499            MyLinkify.addLinks(body, message.getConversation().getAccount());
500            viewHolder.messageBody.setAutoLinkMask(0);
501            viewHolder.messageBody.setText(body);
502            viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
503        } else {
504            viewHolder.messageBody.setText("");
505            viewHolder.messageBody.setTextIsSelectable(false);
506        }
507    }
508
509    private void displayDownloadableMessage(ViewHolder viewHolder, final Message message, String text, final boolean darkBackground, final int type) {
510        displayTextMessage(viewHolder, message, darkBackground, type);
511        viewHolder.image.setVisibility(View.GONE);
512        viewHolder.audioPlayer.setVisibility(View.GONE);
513        viewHolder.download_button.setVisibility(View.VISIBLE);
514        viewHolder.download_button.setText(text);
515        viewHolder.download_button.setOnClickListener(v -> ConversationFragment.downloadFile(activity, message));
516    }
517
518    private void displayOpenableMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
519        displayTextMessage(viewHolder, message, darkBackground, type);
520        viewHolder.image.setVisibility(View.GONE);
521        viewHolder.audioPlayer.setVisibility(View.GONE);
522        viewHolder.download_button.setVisibility(View.VISIBLE);
523        viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
524        viewHolder.download_button.setOnClickListener(v -> openDownloadable(message));
525    }
526
527    private void displayLocationMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
528        displayTextMessage(viewHolder, message, darkBackground, type);
529        viewHolder.image.setVisibility(View.GONE);
530        viewHolder.audioPlayer.setVisibility(View.GONE);
531        viewHolder.download_button.setVisibility(View.VISIBLE);
532        viewHolder.download_button.setText(R.string.show_location);
533        viewHolder.download_button.setOnClickListener(v -> showLocation(message));
534    }
535
536    private void displayAudioMessage(ViewHolder viewHolder, Message message, boolean darkBackground, final int type) {
537        displayTextMessage(viewHolder, message, darkBackground, type);
538        viewHolder.image.setVisibility(View.GONE);
539        viewHolder.download_button.setVisibility(View.GONE);
540        final RelativeLayout audioPlayer = viewHolder.audioPlayer;
541        audioPlayer.setVisibility(View.VISIBLE);
542        AudioPlayer.ViewHolder.get(audioPlayer).setDarkBackground(darkBackground);
543        this.audioPlayer.init(audioPlayer, message);
544    }
545
546    private void displayMediaPreviewMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
547        displayTextMessage(viewHolder, message, darkBackground, type);
548        viewHolder.download_button.setVisibility(View.GONE);
549        viewHolder.audioPlayer.setVisibility(View.GONE);
550        viewHolder.image.setVisibility(View.VISIBLE);
551        final FileParams params = message.getFileParams();
552        final float target = activity.getResources().getDimension(R.dimen.image_preview_width);
553        final int scaledW;
554        final int scaledH;
555        if (Math.max(params.height, params.width) * metrics.density <= target) {
556            scaledW = (int) (params.width * metrics.density);
557            scaledH = (int) (params.height * metrics.density);
558        } else if (Math.max(params.height, params.width) <= target) {
559            scaledW = params.width;
560            scaledH = params.height;
561        } else if (params.width <= params.height) {
562            scaledW = (int) (params.width / ((double) params.height / target));
563            scaledH = (int) target;
564        } else {
565            scaledW = (int) target;
566            scaledH = (int) (params.height / ((double) params.width / target));
567        }
568        final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
569        layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
570        viewHolder.image.setLayoutParams(layoutParams);
571        activity.loadBitmap(message, viewHolder.image);
572        viewHolder.image.setOnClickListener(v -> openDownloadable(message));
573    }
574
575    private void toggleWhisperInfo(ViewHolder viewHolder, final Message message, final boolean darkBackground) {
576        if (message.isPrivateMessage()) {
577            final String privateMarker;
578            if (message.getStatus() <= Message.STATUS_RECEIVED) {
579                privateMarker = activity.getString(R.string.private_message);
580            } else {
581                Jid cp = message.getCounterpart();
582                privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
583            }
584            final SpannableString body = new SpannableString(privateMarker);
585            body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
586            body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
587            viewHolder.messageBody.setText(body);
588            viewHolder.messageBody.setVisibility(View.VISIBLE);
589        } else {
590            viewHolder.messageBody.setVisibility(View.GONE);
591        }
592    }
593
594    private void loadMoreMessages(Conversation conversation) {
595        conversation.setLastClearHistory(0, null);
596        activity.xmppConnectionService.updateConversation(conversation);
597        conversation.setHasMessagesLeftOnServer(true);
598        conversation.setFirstMamReference(null);
599        long timestamp = conversation.getLastMessageTransmitted().getTimestamp();
600        if (timestamp == 0) {
601            timestamp = System.currentTimeMillis();
602        }
603        conversation.messagesLoaded.set(true);
604        MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
605        if (query != null) {
606            Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
607        } else {
608            Toast.makeText(activity, R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
609        }
610    }
611
612    @Override
613    public View getView(int position, View view, ViewGroup parent) {
614        final Message message = getItem(position);
615        final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
616        final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
617        final Conversational conversation = message.getConversation();
618        final Account account = conversation.getAccount();
619        final int type = getItemViewType(position);
620        ViewHolder viewHolder;
621        if (view == null) {
622            viewHolder = new ViewHolder();
623            switch (type) {
624                case DATE_SEPARATOR:
625                    view = activity.getLayoutInflater().inflate(R.layout.message_date_bubble, parent, false);
626                    viewHolder.status_message = view.findViewById(R.id.message_body);
627                    viewHolder.message_box = view.findViewById(R.id.message_box);
628                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
629                    break;
630                case RTP_SESSION:
631                    view = activity.getLayoutInflater().inflate(R.layout.message_rtp_session, parent, false);
632                    viewHolder.status_message = view.findViewById(R.id.message_body);
633                    viewHolder.message_box = view.findViewById(R.id.message_box);
634                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
635                    break;
636                case SENT:
637                    view = activity.getLayoutInflater().inflate(R.layout.message_sent, parent, false);
638                    viewHolder.message_box = view.findViewById(R.id.message_box);
639                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
640                    viewHolder.download_button = view.findViewById(R.id.download_button);
641                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
642                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
643                    viewHolder.image = view.findViewById(R.id.message_image);
644                    viewHolder.messageBody = view.findViewById(R.id.message_body);
645                    viewHolder.time = view.findViewById(R.id.message_time);
646                    viewHolder.subject = view.findViewById(R.id.message_subject);
647                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
648                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
649                    break;
650                case RECEIVED:
651                    view = activity.getLayoutInflater().inflate(R.layout.message_received, parent, false);
652                    viewHolder.message_box = view.findViewById(R.id.message_box);
653                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
654                    viewHolder.download_button = view.findViewById(R.id.download_button);
655                    viewHolder.indicator = view.findViewById(R.id.security_indicator);
656                    viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
657                    viewHolder.image = view.findViewById(R.id.message_image);
658                    viewHolder.messageBody = view.findViewById(R.id.message_body);
659                    viewHolder.time = view.findViewById(R.id.message_time);
660                    viewHolder.subject = view.findViewById(R.id.message_subject);
661                    viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
662                    viewHolder.encryption = view.findViewById(R.id.message_encryption);
663                    viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
664                    break;
665                case STATUS:
666                    view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
667                    viewHolder.contact_picture = view.findViewById(R.id.message_photo);
668                    viewHolder.status_message = view.findViewById(R.id.status_message);
669                    viewHolder.load_more_messages = view.findViewById(R.id.load_more_messages);
670                    break;
671                default:
672                    throw new AssertionError("Unknown view type");
673            }
674            view.setTag(viewHolder);
675        } else {
676            viewHolder = (ViewHolder) view.getTag();
677            if (viewHolder == null) {
678                return view;
679            }
680        }
681
682        boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
683
684        if (type == DATE_SEPARATOR) {
685            if (UIHelper.today(message.getTimeSent())) {
686                viewHolder.status_message.setText(R.string.today);
687            } else if (UIHelper.yesterday(message.getTimeSent())) {
688                viewHolder.status_message.setText(R.string.yesterday);
689            } else {
690                viewHolder.status_message.setText(DateUtils.formatDateTime(activity, message.getTimeSent(), DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR));
691            }
692            viewHolder.message_box.setBackgroundResource(activity.isDarkTheme() ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
693            return view;
694        } else if (type == RTP_SESSION) {
695            final boolean isDarkTheme = activity.isDarkTheme();
696            final boolean received = message.getStatus() <= Message.STATUS_RECEIVED;
697            final RtpSessionStatus rtpSessionStatus = RtpSessionStatus.of(message.getBody());
698            final long duration = rtpSessionStatus.duration;
699            final String callTime = UIHelper.readableTimeDifferenceFull(activity, message.getTimeSent());
700            if (received) {
701                if (duration > 0) {
702                    viewHolder.status_message.setText(activity.getString(R.string.incoming_call_duration_timestamp, TimeFrameUtils.resolve(activity, duration), callTime));
703                } else if (rtpSessionStatus.successful) {
704                    viewHolder.status_message.setText(activity.getString(R.string.incoming_call_timestamp, callTime));
705                } else {
706                    viewHolder.status_message.setText(activity.getString(R.string.missed_call_timestamp, callTime));
707                }
708            } else {
709                if (duration > 0) {
710                    viewHolder.status_message.setText(activity.getString(R.string.outgoing_call_duration_timestamp, TimeFrameUtils.resolve(activity, duration), callTime));
711                } else {
712                    viewHolder.status_message.setText(activity.getString(R.string.outgoing_call_timestamp, callTime));
713                }
714            }
715            viewHolder.indicatorReceived.setImageResource(RtpSessionStatus.getDrawable(received, rtpSessionStatus.successful, isDarkTheme));
716            viewHolder.indicatorReceived.setAlpha(isDarkTheme ? 0.7f : 0.57f);
717            viewHolder.message_box.setBackgroundResource(isDarkTheme ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
718            return view;
719        } else if (type == STATUS) {
720            if ("LOAD_MORE".equals(message.getBody())) {
721                viewHolder.status_message.setVisibility(View.GONE);
722                viewHolder.contact_picture.setVisibility(View.GONE);
723                viewHolder.load_more_messages.setVisibility(View.VISIBLE);
724                viewHolder.load_more_messages.setOnClickListener(v -> loadMoreMessages((Conversation) message.getConversation()));
725            } else {
726                viewHolder.status_message.setVisibility(View.VISIBLE);
727                viewHolder.load_more_messages.setVisibility(View.GONE);
728                viewHolder.status_message.setText(message.getBody());
729                boolean showAvatar;
730                if (conversation.getMode() == Conversation.MODE_SINGLE) {
731                    showAvatar = true;
732                    AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
733                } else if (message.getCounterpart() != null || message.getTrueCounterpart() != null || (message.getCounterparts() != null && message.getCounterparts().size() > 0)) {
734                    showAvatar = true;
735                    AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
736                } else {
737                    showAvatar = false;
738                }
739                if (showAvatar) {
740                    viewHolder.contact_picture.setAlpha(0.5f);
741                    viewHolder.contact_picture.setVisibility(View.VISIBLE);
742                } else {
743                    viewHolder.contact_picture.setVisibility(View.GONE);
744                }
745            }
746            return view;
747        } else {
748            AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar);
749        }
750
751        resetClickListener(viewHolder.message_box, viewHolder.messageBody);
752
753        viewHolder.contact_picture.setOnClickListener(v -> {
754            if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
755                MessageAdapter.this.mOnContactPictureClickedListener
756                        .onContactPictureClicked(message);
757            }
758
759        });
760        viewHolder.contact_picture.setOnLongClickListener(v -> {
761            if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
762                MessageAdapter.this.mOnContactPictureLongClickedListener
763                        .onContactPictureLongClicked(v, message);
764                return true;
765            } else {
766                return false;
767            }
768        });
769
770        final Transferable transferable = message.getTransferable();
771        final boolean unInitiatedButKnownSize = MessageUtils.unInitiatedButKnownSize(message);
772        if (unInitiatedButKnownSize || message.isDeleted() || (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING)) {
773            if (unInitiatedButKnownSize || transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER) {
774                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)), darkBackground, type);
775            } else if (transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
776                displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)), darkBackground, type);
777            } else {
778                displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first, darkBackground);
779            }
780        } else if (message.isFileOrImage() && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
781            if (message.getFileParams().width > 0 && message.getFileParams().height > 0) {
782                displayMediaPreviewMessage(viewHolder, message, darkBackground, type);
783            } else if (message.getFileParams().runtime > 0) {
784                displayAudioMessage(viewHolder, message, darkBackground, type);
785            } else {
786                displayOpenableMessage(viewHolder, message, darkBackground, type);
787            }
788        } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
789            if (account.isPgpDecryptionServiceConnected()) {
790                if (conversation instanceof Conversation && !account.hasPendingPgpIntent((Conversation) conversation)) {
791                    displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
792                } else {
793                    displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
794                }
795            } else {
796                displayInfoMessage(viewHolder, activity.getString(R.string.install_openkeychain), darkBackground);
797                viewHolder.message_box.setOnClickListener(this::promptOpenKeychainInstall);
798                viewHolder.messageBody.setOnClickListener(this::promptOpenKeychainInstall);
799            }
800        } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
801            displayInfoMessage(viewHolder, activity.getString(R.string.decryption_failed), darkBackground);
802        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE) {
803            displayInfoMessage(viewHolder, activity.getString(R.string.not_encrypted_for_this_device), darkBackground);
804        } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_FAILED) {
805            displayInfoMessage(viewHolder, activity.getString(R.string.omemo_decryption_failed), darkBackground);
806        } else {
807            if (message.isGeoUri()) {
808                displayLocationMessage(viewHolder, message, darkBackground, type);
809            } else if (message.treatAsDownloadable()) {
810                try {
811                    final URI uri = message.getOob();
812                    displayDownloadableMessage(viewHolder,
813                            message,
814                            activity.getString(R.string.check_x_filesize_on_host,
815                                    UIHelper.getFileDescriptionString(activity, message),
816                                    uri.getHost()),
817                            darkBackground, type);
818                } catch (Exception e) {
819                    displayDownloadableMessage(viewHolder,
820                            message,
821                            activity.getString(R.string.check_x_filesize,
822                                    UIHelper.getFileDescriptionString(activity, message)),
823                            darkBackground, type);
824                }
825            } else if (message.bodyIsOnlyEmojis() && message.getType() != Message.TYPE_PRIVATE) {
826                displayEmojiMessage(viewHolder, message.getBody().trim(), darkBackground);
827            } else {
828                displayTextMessage(viewHolder, message, darkBackground, type);
829            }
830        }
831
832        if (type == RECEIVED) {
833            if (isInValidSession) {
834                int bubble;
835                if (!mUseGreenBackground) {
836                    bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
837                } else {
838                    bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
839                }
840                viewHolder.message_box.setBackgroundResource(bubble);
841                viewHolder.encryption.setVisibility(View.GONE);
842            } else {
843                viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
844                viewHolder.encryption.setVisibility(View.VISIBLE);
845                if (omemoEncryption && !message.isTrusted()) {
846                    viewHolder.encryption.setText(R.string.not_trusted);
847                } else {
848                    viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
849                }
850            }
851        }
852
853        if (type == RECEIVED || type == SENT) {
854            if (message.getSubject() == null) {
855                viewHolder.subject.setVisibility(View.GONE);
856            } else {
857                viewHolder.subject.setVisibility(View.VISIBLE);
858                viewHolder.subject.setText(message.getSubject());
859            }
860        }
861
862        displayStatus(viewHolder, message, type, darkBackground);
863
864        return view;
865    }
866
867    private void promptOpenKeychainInstall(View view) {
868        activity.showInstallPgpDialog();
869    }
870
871    public FileBackend getFileBackend() {
872        return activity.xmppConnectionService.getFileBackend();
873    }
874
875    public void stopAudioPlayer() {
876        audioPlayer.stop();
877    }
878
879    public void unregisterListenerInAudioPlayer() {
880        audioPlayer.unregisterListener();
881    }
882
883    public void startStopPending() {
884        audioPlayer.startStopPending();
885    }
886
887    public void openDownloadable(Message message) {
888        if (ContextCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
889            ConversationFragment.registerPendingMessage(activity, message);
890            ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, ConversationsActivity.REQUEST_OPEN_MESSAGE);
891            return;
892        }
893        final DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
894        ViewUtil.view(activity, file);
895    }
896
897    private void showLocation(Message message) {
898        for (Intent intent : GeoHelper.createGeoIntentsFromMessage(activity, message)) {
899            if (intent.resolveActivity(getContext().getPackageManager()) != null) {
900                getContext().startActivity(intent);
901                return;
902            }
903        }
904        Toast.makeText(activity, R.string.no_application_found_to_display_location, Toast.LENGTH_SHORT).show();
905    }
906
907    public void updatePreferences() {
908        SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(activity);
909        this.mUseGreenBackground = p.getBoolean("use_green_background", activity.getResources().getBoolean(R.bool.use_green_background));
910    }
911
912
913    public void setHighlightedTerm(List<String> terms) {
914        this.highlightedTerm = terms == null ? null : StylingHelper.filterHighlightedWords(terms);
915    }
916
917    public interface OnContactPictureClicked {
918        void onContactPictureClicked(Message message);
919    }
920
921    public interface OnContactPictureLongClicked {
922        void onContactPictureLongClicked(View v, Message message);
923    }
924
925    private static class ViewHolder {
926
927        public Button load_more_messages;
928        public ImageView edit_indicator;
929        public RelativeLayout audioPlayer;
930        protected LinearLayout message_box;
931        protected Button download_button;
932        protected ImageView image;
933        protected ImageView indicator;
934        protected ImageView indicatorReceived;
935        protected TextView time;
936        protected TextView subject;
937        protected TextView messageBody;
938        protected ImageView contact_picture;
939        protected TextView status_message;
940        protected TextView encryption;
941    }
942}