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