1package eu.siacs.conversations.ui.adapter;
2
3import android.Manifest;
4import android.app.Activity;
5import android.content.Intent;
6import android.content.SharedPreferences;
7import android.content.pm.PackageManager;
8import android.graphics.PorterDuff;
9import android.graphics.drawable.Drawable;
10import android.graphics.Typeface;
11import android.net.Uri;
12import android.os.AsyncTask;
13import android.preference.PreferenceManager;
14import android.text.Spannable;
15import android.text.SpannableString;
16import android.text.SpannableStringBuilder;
17import android.text.format.DateUtils;
18import android.text.style.ForegroundColorSpan;
19import android.text.style.RelativeSizeSpan;
20import android.text.style.StyleSpan;
21import android.text.style.URLSpan;
22import android.util.DisplayMetrics;
23import android.view.MotionEvent;
24import android.view.View;
25import android.view.ViewGroup;
26import android.view.WindowManager;
27import android.widget.ArrayAdapter;
28import android.widget.Button;
29import android.widget.ImageView;
30import android.widget.LinearLayout;
31import android.widget.ListView;
32import android.widget.RelativeLayout;
33import android.widget.TextView;
34import android.widget.Toast;
35
36import androidx.core.app.ActivityCompat;
37import androidx.core.content.ContextCompat;
38import androidx.core.content.res.ResourcesCompat;
39
40import com.cheogram.android.BobTransfer;
41
42import com.google.common.base.Strings;
43
44import java.io.IOException;
45import java.net.URI;
46import java.net.URISyntaxException;
47import java.security.NoSuchAlgorithmException;
48import java.util.List;
49import java.util.Locale;
50import java.util.regex.Matcher;
51import java.util.regex.Pattern;
52
53import io.ipfs.cid.Cid;
54
55import me.saket.bettermovementmethod.BetterLinkMovementMethod;
56
57import eu.siacs.conversations.Config;
58import eu.siacs.conversations.R;
59import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
60import eu.siacs.conversations.entities.Account;
61import eu.siacs.conversations.entities.Contact;
62import eu.siacs.conversations.entities.Conversation;
63import eu.siacs.conversations.entities.Conversational;
64import eu.siacs.conversations.entities.DownloadableFile;
65import eu.siacs.conversations.entities.Message.FileParams;
66import eu.siacs.conversations.entities.Message;
67import eu.siacs.conversations.entities.Roster;
68import eu.siacs.conversations.entities.RtpSessionStatus;
69import eu.siacs.conversations.entities.Transferable;
70import eu.siacs.conversations.persistance.FileBackend;
71import eu.siacs.conversations.services.MessageArchiveService;
72import eu.siacs.conversations.services.NotificationService;
73import eu.siacs.conversations.ui.ConversationFragment;
74import eu.siacs.conversations.ui.ConversationsActivity;
75import eu.siacs.conversations.ui.XmppActivity;
76import eu.siacs.conversations.ui.service.AudioPlayer;
77import eu.siacs.conversations.ui.text.DividerSpan;
78import eu.siacs.conversations.ui.text.QuoteSpan;
79import eu.siacs.conversations.ui.util.AvatarWorkerTask;
80import eu.siacs.conversations.ui.util.MyLinkify;
81import eu.siacs.conversations.ui.util.QuoteHelper;
82import eu.siacs.conversations.ui.util.ShareUtil;
83import eu.siacs.conversations.ui.util.StyledAttributes;
84import eu.siacs.conversations.ui.util.ViewUtil;
85import eu.siacs.conversations.utils.CryptoHelper;
86import eu.siacs.conversations.utils.Emoticons;
87import eu.siacs.conversations.utils.GeoHelper;
88import eu.siacs.conversations.utils.MessageUtils;
89import eu.siacs.conversations.utils.StylingHelper;
90import eu.siacs.conversations.utils.TimeFrameUtils;
91import eu.siacs.conversations.utils.UIHelper;
92import eu.siacs.conversations.xmpp.Jid;
93import eu.siacs.conversations.xmpp.mam.MamReference;
94import eu.siacs.conversations.xml.Element;
95
96public class MessageAdapter extends ArrayAdapter<Message> {
97
98 public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR";
99 private static final int SENT = 0;
100 private static final int RECEIVED = 1;
101 private static final int STATUS = 2;
102 private static final int DATE_SEPARATOR = 3;
103 private static final int RTP_SESSION = 4;
104 private final XmppActivity activity;
105 private final AudioPlayer audioPlayer;
106 private List<String> highlightedTerm = null;
107 private final DisplayMetrics metrics;
108 private OnContactPictureClicked mOnContactPictureClickedListener;
109 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
110 private boolean mUseGreenBackground = false;
111 private boolean mForceNames = false;
112
113 public MessageAdapter(XmppActivity activity, List<Message> messages) {
114 super(activity, 0, messages);
115 this.audioPlayer = new AudioPlayer(this);
116 this.activity = activity;
117 metrics = getContext().getResources().getDisplayMetrics();
118 updatePreferences();
119 }
120
121 public MessageAdapter(XmppActivity activity, List<Message> messages, boolean forceNames) {
122 this(activity, messages);
123 mForceNames = forceNames;
124 }
125
126 private static void resetClickListener(View... views) {
127 for (View view : views) {
128 if (view != null) view.setOnClickListener(null);
129 }
130 }
131
132 public void flagScreenOn() {
133 activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
134 }
135
136 public void flagScreenOff() {
137 activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
138 }
139
140 public void setVolumeControl(final int stream) {
141 activity.setVolumeControlStream(stream);
142 }
143
144 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
145 this.mOnContactPictureClickedListener = listener;
146 }
147
148 public Activity getActivity() {
149 return activity;
150 }
151
152 public void setOnContactPictureLongClicked(
153 OnContactPictureLongClicked listener) {
154 this.mOnContactPictureLongClickedListener = listener;
155 }
156
157 @Override
158 public int getViewTypeCount() {
159 return 5;
160 }
161
162 private int getItemViewType(Message message) {
163 if (message.getType() == Message.TYPE_STATUS) {
164 if (DATE_SEPARATOR_BODY.equals(message.getBody())) {
165 return DATE_SEPARATOR;
166 } else {
167 return STATUS;
168 }
169 } else if (message.getType() == Message.TYPE_RTP_SESSION) {
170 return RTP_SESSION;
171 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
172 return RECEIVED;
173 } else {
174 return SENT;
175 }
176 }
177
178 @Override
179 public int getItemViewType(int position) {
180 return this.getItemViewType(getItem(position));
181 }
182
183 private int getMessageTextColor(boolean onDark, boolean primary) {
184 if (onDark) {
185 return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70);
186 } else {
187 return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54);
188 }
189 }
190
191 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
192 String filesize = null;
193 String info = null;
194 boolean error = false;
195 if (viewHolder.indicatorReceived != null) {
196 viewHolder.indicatorReceived.setVisibility(View.GONE);
197 }
198
199 if (viewHolder.edit_indicator != null) {
200 if (message.edited()) {
201 viewHolder.edit_indicator.setVisibility(View.VISIBLE);
202 viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
203 viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
204 } else {
205 viewHolder.edit_indicator.setVisibility(View.GONE);
206 }
207 }
208 final Transferable transferable = message.getTransferable();
209 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
210 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
211 if (message.isFileOrImage() || transferable != null || MessageUtils.unInitiatedButKnownSize(message)) {
212 FileParams params = message.getFileParams();
213 filesize = params.size != null ? UIHelper.filesizeToString(params.size) : null;
214 if (transferable != null && (transferable.getStatus() == Transferable.STATUS_FAILED || transferable.getStatus() == Transferable.STATUS_CANCELLED)) {
215 error = true;
216 }
217 }
218 switch (message.getMergedStatus()) {
219 case Message.STATUS_WAITING:
220 info = getContext().getString(R.string.waiting);
221 break;
222 case Message.STATUS_UNSEND:
223 if (transferable != null) {
224 info = getContext().getString(R.string.sending_file, transferable.getProgress());
225 } else {
226 info = getContext().getString(R.string.sending);
227 }
228 break;
229 case Message.STATUS_OFFERED:
230 info = getContext().getString(R.string.offering);
231 break;
232 case Message.STATUS_SEND_RECEIVED:
233 case Message.STATUS_SEND_DISPLAYED:
234 viewHolder.indicatorReceived.setImageResource(darkBackground ? R.drawable.ic_done_white_18dp : R.drawable.ic_done_black_18dp);
235 viewHolder.indicatorReceived.setAlpha(darkBackground ? 0.7f : 0.57f);
236 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
237 break;
238 case Message.STATUS_SEND_FAILED:
239 final String errorMessage = message.getErrorMessage();
240 if (Message.ERROR_MESSAGE_CANCELLED.equals(errorMessage)) {
241 info = getContext().getString(R.string.cancelled);
242 } else if (errorMessage != null) {
243 final String[] errorParts = errorMessage.split("\\u001f", 2);
244 if (errorParts.length == 2) {
245 switch (errorParts[0]) {
246 case "file-too-large":
247 info = getContext().getString(R.string.file_too_large);
248 break;
249 default:
250 info = getContext().getString(R.string.send_failed);
251 break;
252 }
253 } else {
254 info = getContext().getString(R.string.send_failed);
255 }
256 } else {
257 info = getContext().getString(R.string.send_failed);
258 }
259 error = true;
260 break;
261 default:
262 if (mForceNames || multiReceived) {
263 info = UIHelper.getMessageDisplayName(message);
264 }
265 break;
266 }
267 if (error && type == SENT) {
268 if (darkBackground) {
269 viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning_OnDark);
270 } else {
271 viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Warning);
272 }
273 } else {
274 if (darkBackground) {
275 viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_OnDark);
276 } else {
277 viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption);
278 }
279 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground, false));
280 }
281 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
282 viewHolder.indicator.setVisibility(View.GONE);
283 } else {
284 boolean verified = false;
285 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
286 final FingerprintStatus status = message.getConversation()
287 .getAccount().getAxolotlService().getFingerprintTrust(
288 message.getFingerprint());
289 if (status != null && status.isVerified()) {
290 verified = true;
291 }
292 }
293 if (verified) {
294 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
295 } else {
296 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
297 }
298 if (darkBackground) {
299 viewHolder.indicator.setAlpha(0.7f);
300 } else {
301 viewHolder.indicator.setAlpha(0.57f);
302 }
303 viewHolder.indicator.setVisibility(View.VISIBLE);
304 }
305
306 final String formattedTime = UIHelper.readableTimeDifferenceFull(getContext(), message.getMergedTimeSent());
307 final String bodyLanguage = message.getBodyLanguage();
308 final String bodyLanguageInfo = bodyLanguage == null ? "" : String.format(" \u00B7 %s", bodyLanguage.toUpperCase(Locale.US));
309 if (message.getStatus() <= Message.STATUS_RECEIVED) {
310 if ((filesize != null) && (info != null)) {
311 viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + " \u00B7 " + info + bodyLanguageInfo);
312 } else if ((filesize == null) && (info != null)) {
313 viewHolder.time.setText(formattedTime + " \u00B7 " + info + bodyLanguageInfo);
314 } else if ((filesize != null) && (info == null)) {
315 viewHolder.time.setText(formattedTime + " \u00B7 " + filesize + bodyLanguageInfo);
316 } else {
317 viewHolder.time.setText(formattedTime + bodyLanguageInfo);
318 }
319 } else {
320 if ((filesize != null) && (info != null)) {
321 viewHolder.time.setText(filesize + " \u00B7 " + info + bodyLanguageInfo);
322 } else if ((filesize == null) && (info != null)) {
323 if (error) {
324 viewHolder.time.setText(info + " \u00B7 " + formattedTime + bodyLanguageInfo);
325 } else {
326 viewHolder.time.setText(info);
327 }
328 } else if ((filesize != null) && (info == null)) {
329 viewHolder.time.setText(filesize + " \u00B7 " + formattedTime + bodyLanguageInfo);
330 } else {
331 viewHolder.time.setText(formattedTime + bodyLanguageInfo);
332 }
333 }
334 }
335
336 private void displayInfoMessage(ViewHolder viewHolder, CharSequence text, boolean darkBackground) {
337 viewHolder.download_button.setVisibility(View.GONE);
338 viewHolder.audioPlayer.setVisibility(View.GONE);
339 viewHolder.image.setVisibility(View.GONE);
340 viewHolder.messageBody.setVisibility(View.VISIBLE);
341 viewHolder.messageBody.setText(text);
342 if (darkBackground) {
343 viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary_OnDark);
344 } else {
345 viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary);
346 }
347 viewHolder.messageBody.setTextIsSelectable(false);
348 }
349
350 private void displayEmojiMessage(final ViewHolder viewHolder, final String body, final boolean darkBackground) {
351 viewHolder.download_button.setVisibility(View.GONE);
352 viewHolder.audioPlayer.setVisibility(View.GONE);
353 viewHolder.image.setVisibility(View.GONE);
354 viewHolder.messageBody.setVisibility(View.VISIBLE);
355 if (darkBackground) {
356 viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji_OnDark);
357 } else {
358 viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji);
359 }
360 Spannable span = new SpannableString(body);
361 float size = Emoticons.isEmoji(body) ? 3.0f : 2.0f;
362 span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
363 viewHolder.messageBody.setText(span);
364 }
365
366 private void applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
367 if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
368 body.insert(start++, "\n");
369 body.setSpan(
370 new DividerSpan(false),
371 start - ("\n".equals(body.subSequence(start - 2, start - 1).toString()) ? 2 : 1),
372 start,
373 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
374 );
375 end++;
376 }
377 if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
378 body.insert(end, "\n");
379 body.setSpan(
380 new DividerSpan(false),
381 end,
382 end + ("\n".equals(body.subSequence(end + 1, end + 2).toString()) ? 2 : 1),
383 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
384 );
385 }
386 int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
387 : ContextCompat.getColor(activity, R.color.green700_desaturated);
388 DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
389 body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
390 }
391
392 /**
393 * Applies QuoteSpan to group of lines which starts with > or » characters.
394 * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
395 */
396 private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
397 boolean startsWithQuote = false;
398 int quoteDepth = 1;
399 while (QuoteHelper.bodyContainsQuoteStart(body) && quoteDepth <= Config.QUOTE_MAX_DEPTH) {
400 char previous = '\n';
401 int lineStart = -1;
402 int lineTextStart = -1;
403 int quoteStart = -1;
404 for (int i = 0; i <= body.length(); i++) {
405 char current = body.length() > i ? body.charAt(i) : '\n';
406 if (lineStart == -1) {
407 if (previous == '\n') {
408 if (i < body.length() && QuoteHelper.isPositionQuoteStart(body, i)) {
409 // Line start with quote
410 lineStart = i;
411 if (quoteStart == -1) quoteStart = i;
412 if (i == 0) startsWithQuote = true;
413 } else if (quoteStart >= 0) {
414 // Line start without quote, apply spans there
415 applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
416 quoteStart = -1;
417 }
418 }
419 } else {
420 // Remove extra spaces between > and first character in the line
421 // > character will be removed too
422 if (current != ' ' && lineTextStart == -1) {
423 lineTextStart = i;
424 }
425 if (current == '\n') {
426 body.delete(lineStart, lineTextStart);
427 i -= lineTextStart - lineStart;
428 if (i == lineStart) {
429 // Avoid empty lines because span over empty line can be hidden
430 body.insert(i++, " ");
431 }
432 lineStart = -1;
433 lineTextStart = -1;
434 }
435 }
436 previous = current;
437 }
438 if (quoteStart >= 0) {
439 // Apply spans to finishing open quote
440 applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
441 }
442 quoteDepth++;
443 }
444 return startsWithQuote;
445 }
446
447 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
448 viewHolder.download_button.setVisibility(View.GONE);
449 viewHolder.image.setVisibility(View.GONE);
450 viewHolder.audioPlayer.setVisibility(View.GONE);
451 viewHolder.messageBody.setVisibility(View.GONE);
452
453 if (darkBackground) {
454 viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_OnDark);
455 } else {
456 viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1);
457 }
458 viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
459 ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
460 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
461
462 if (message.getBody() != null && !message.getBody().equals("")) {
463 viewHolder.messageBody.setVisibility(View.VISIBLE);
464 final String nick = UIHelper.getMessageDisplayName(message);
465 Drawable fallbackImg = ResourcesCompat.getDrawable(activity.getResources(), activity.getThemeResource(R.attr.ic_attach_photo, R.drawable.ic_attach_photo), null);
466 fallbackImg.setBounds(FileBackend.rectForSize(fallbackImg.getIntrinsicWidth(), fallbackImg.getIntrinsicHeight(), (int) (metrics.density * 32)));
467 SpannableStringBuilder body = message.getMergedBody((cid) -> {
468 try {
469 DownloadableFile f = activity.xmppConnectionService.getFileForCid(cid);
470 if (f == null || !f.canRead()) {
471 if (!message.trusted() && !message.getConversation().canInferPresence()) return null;
472
473 try {
474 new BobTransfer(BobTransfer.uri(cid), message.getConversation().getAccount(), message.getCounterpart(), activity.xmppConnectionService).start();
475 } catch (final NoSuchAlgorithmException | URISyntaxException e) { }
476 return null;
477 }
478
479 Drawable d = activity.xmppConnectionService.getFileBackend().getThumbnail(f, activity.getResources(), (int) (metrics.density * 288), true);
480 if (d == null) {
481 new ThumbnailTask().execute(f);
482 } else {
483 d = d.getConstantState().newDrawable();
484 d.setBounds(FileBackend.rectForSize(d.getIntrinsicWidth(), d.getIntrinsicHeight(), (int) (metrics.density * 32)));
485 }
486 return d;
487 } catch (final IOException e) {
488 return fallbackImg;
489 }
490 }, fallbackImg);
491 boolean hasMeCommand = message.hasMeCommand();
492 if (hasMeCommand) {
493 body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
494 }
495 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
496 body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
497 body.append("\u2026");
498 }
499 Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
500 for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
501 int start = body.getSpanStart(mergeSeparator);
502 int end = body.getSpanEnd(mergeSeparator);
503 body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
504 }
505 for (final android.text.style.QuoteSpan quote : body.getSpans(0, body.length(), android.text.style.QuoteSpan.class)) {
506 int start = body.getSpanStart(quote);
507 int end = body.getSpanEnd(quote);
508 body.removeSpan(quote);
509 applyQuoteSpan(body, start, end, darkBackground);
510 }
511 boolean startsWithQuote = handleTextQuotes(body, darkBackground);
512 if (!message.isPrivateMessage()) {
513 if (hasMeCommand) {
514 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
515 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
516 }
517 } else {
518 String privateMarker;
519 if (message.getStatus() <= Message.STATUS_RECEIVED) {
520 privateMarker = activity.getString(R.string.private_message);
521 } else {
522 Jid cp = message.getCounterpart();
523 privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
524 }
525 body.insert(0, privateMarker);
526 int privateMarkerIndex = privateMarker.length();
527 if (startsWithQuote) {
528 body.insert(privateMarkerIndex, "\n\n");
529 body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
530 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
531 } else {
532 body.insert(privateMarkerIndex, " ");
533 }
534 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
535 body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
536 if (hasMeCommand) {
537 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
538 privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
539 }
540 }
541 if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
542 if (message.getConversation() instanceof Conversation) {
543 final Conversation conversation = (Conversation) message.getConversation();
544 Pattern pattern = NotificationService.generateNickHighlightPattern(conversation.getMucOptions().getActualNick());
545 Matcher matcher = pattern.matcher(body);
546 while (matcher.find()) {
547 body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
548 }
549 }
550 }
551 Matcher matcher = Emoticons.getEmojiPattern(body).matcher(body);
552 while (matcher.find()) {
553 if (matcher.start() < matcher.end()) {
554 body.setSpan(new RelativeSizeSpan(1.2f), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
555 }
556 }
557
558 StylingHelper.format(body, viewHolder.messageBody.getCurrentTextColor());
559 if (highlightedTerm != null) {
560 StylingHelper.highlight(activity, body, highlightedTerm, StylingHelper.isDarkText(viewHolder.messageBody));
561 }
562 MyLinkify.addLinks(body, message.getConversation().getAccount());
563 viewHolder.messageBody.setAutoLinkMask(0);
564 viewHolder.messageBody.setText(body);
565 BetterLinkMovementMethod method = BetterLinkMovementMethod.newInstance();
566 method.setOnLinkLongClickListener((tv, url) -> {
567 tv.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
568 ShareUtil.copyLinkToClipboard(activity, url);
569 return true;
570 });
571 viewHolder.messageBody.setMovementMethod(method);
572 } else {
573 viewHolder.messageBody.setText("");
574 viewHolder.messageBody.setTextIsSelectable(false);
575 }
576 }
577
578 private void displayDownloadableMessage(ViewHolder viewHolder, final Message message, String text, final boolean darkBackground, final int type) {
579 displayTextMessage(viewHolder, message, darkBackground, type);
580 viewHolder.image.setVisibility(View.GONE);
581 viewHolder.audioPlayer.setVisibility(View.GONE);
582 viewHolder.download_button.setVisibility(View.VISIBLE);
583 viewHolder.download_button.setText(text);
584 viewHolder.download_button.setOnClickListener(v -> ConversationFragment.downloadFile(activity, message));
585 }
586
587 private void displayOpenableMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
588 displayTextMessage(viewHolder, message, darkBackground, type);
589 viewHolder.image.setVisibility(View.GONE);
590 viewHolder.audioPlayer.setVisibility(View.GONE);
591 viewHolder.download_button.setVisibility(View.VISIBLE);
592 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
593 viewHolder.download_button.setOnClickListener(v -> openDownloadable(message));
594 }
595
596 private void displayLocationMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
597 displayTextMessage(viewHolder, message, darkBackground, type);
598 viewHolder.image.setVisibility(View.GONE);
599 viewHolder.audioPlayer.setVisibility(View.GONE);
600 viewHolder.download_button.setVisibility(View.VISIBLE);
601 viewHolder.download_button.setText(R.string.show_location);
602 viewHolder.download_button.setOnClickListener(v -> showLocation(message));
603 }
604
605 private void displayAudioMessage(ViewHolder viewHolder, Message message, boolean darkBackground, final int type) {
606 displayTextMessage(viewHolder, message, darkBackground, type);
607 viewHolder.image.setVisibility(View.GONE);
608 viewHolder.download_button.setVisibility(View.GONE);
609 final RelativeLayout audioPlayer = viewHolder.audioPlayer;
610 audioPlayer.setVisibility(View.VISIBLE);
611 AudioPlayer.ViewHolder.get(audioPlayer).setDarkBackground(darkBackground);
612 this.audioPlayer.init(audioPlayer, message);
613 }
614
615 private void displayMediaPreviewMessage(ViewHolder viewHolder, final Message message, final boolean darkBackground, final int type) {
616 displayTextMessage(viewHolder, message, darkBackground, type);
617 viewHolder.download_button.setVisibility(View.GONE);
618 viewHolder.audioPlayer.setVisibility(View.GONE);
619 viewHolder.image.setVisibility(View.VISIBLE);
620 final FileParams params = message.getFileParams();
621 final float target = activity.getResources().getDimension(R.dimen.image_preview_width);
622 final int scaledW;
623 final int scaledH;
624 if (Math.max(params.height, params.width) * metrics.density <= target) {
625 scaledW = (int) (params.width * metrics.density);
626 scaledH = (int) (params.height * metrics.density);
627 } else if (Math.max(params.height, params.width) <= target) {
628 scaledW = params.width;
629 scaledH = params.height;
630 } else if (params.width <= params.height) {
631 scaledW = (int) (params.width / ((double) params.height / target));
632 scaledH = (int) target;
633 } else {
634 scaledW = (int) target;
635 scaledH = (int) (params.height / ((double) params.width / target));
636 }
637 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
638 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
639 viewHolder.image.setLayoutParams(layoutParams);
640 activity.loadBitmap(message, viewHolder.image);
641 viewHolder.image.setOnClickListener(v -> openDownloadable(message));
642 }
643
644 private void toggleWhisperInfo(ViewHolder viewHolder, final Message message, final boolean darkBackground) {
645 if (message.isPrivateMessage()) {
646 final String privateMarker;
647 if (message.getStatus() <= Message.STATUS_RECEIVED) {
648 privateMarker = activity.getString(R.string.private_message);
649 } else {
650 Jid cp = message.getCounterpart();
651 privateMarker = activity.getString(R.string.private_message_to, Strings.nullToEmpty(cp == null ? null : cp.getResource()));
652 }
653 final SpannableString body = new SpannableString(privateMarker);
654 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
655 body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
656 viewHolder.messageBody.setText(body);
657 viewHolder.messageBody.setVisibility(View.VISIBLE);
658 } else {
659 viewHolder.messageBody.setVisibility(View.GONE);
660 }
661 }
662
663 private void loadMoreMessages(Conversation conversation) {
664 conversation.setLastClearHistory(0, null);
665 activity.xmppConnectionService.updateConversation(conversation);
666 conversation.setHasMessagesLeftOnServer(true);
667 conversation.setFirstMamReference(null);
668 long timestamp = conversation.getLastMessageTransmitted().getTimestamp();
669 if (timestamp == 0) {
670 timestamp = System.currentTimeMillis();
671 }
672 conversation.messagesLoaded.set(true);
673 MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
674 if (query != null) {
675 Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
676 } else {
677 Toast.makeText(activity, R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
678 }
679 }
680
681 @Override
682 public View getView(int position, View view, ViewGroup parent) {
683 final Message message = getItem(position);
684 final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
685 final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
686 final Conversational conversation = message.getConversation();
687 final Account account = conversation.getAccount();
688 final List<Element> commands = message.getCommands();
689 final int type = getItemViewType(position);
690 ViewHolder viewHolder;
691 if (view == null) {
692 viewHolder = new ViewHolder();
693 switch (type) {
694 case DATE_SEPARATOR:
695 view = activity.getLayoutInflater().inflate(R.layout.message_date_bubble, parent, false);
696 viewHolder.status_message = view.findViewById(R.id.message_body);
697 viewHolder.message_box = view.findViewById(R.id.message_box);
698 viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
699 break;
700 case RTP_SESSION:
701 view = activity.getLayoutInflater().inflate(R.layout.message_rtp_session, parent, false);
702 viewHolder.status_message = view.findViewById(R.id.message_body);
703 viewHolder.message_box = view.findViewById(R.id.message_box);
704 viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
705 break;
706 case SENT:
707 view = activity.getLayoutInflater().inflate(R.layout.message_sent, parent, false);
708 viewHolder.message_box = view.findViewById(R.id.message_box);
709 viewHolder.contact_picture = view.findViewById(R.id.message_photo);
710 viewHolder.download_button = view.findViewById(R.id.download_button);
711 viewHolder.indicator = view.findViewById(R.id.security_indicator);
712 viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
713 viewHolder.image = view.findViewById(R.id.message_image);
714 viewHolder.messageBody = view.findViewById(R.id.message_body);
715 viewHolder.time = view.findViewById(R.id.message_time);
716 viewHolder.subject = view.findViewById(R.id.message_subject);
717 viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
718 viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
719 break;
720 case RECEIVED:
721 view = activity.getLayoutInflater().inflate(R.layout.message_received, parent, false);
722 viewHolder.message_box = view.findViewById(R.id.message_box);
723 viewHolder.contact_picture = view.findViewById(R.id.message_photo);
724 viewHolder.download_button = view.findViewById(R.id.download_button);
725 viewHolder.indicator = view.findViewById(R.id.security_indicator);
726 viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator);
727 viewHolder.image = view.findViewById(R.id.message_image);
728 viewHolder.messageBody = view.findViewById(R.id.message_body);
729 viewHolder.time = view.findViewById(R.id.message_time);
730 viewHolder.subject = view.findViewById(R.id.message_subject);
731 viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received);
732 viewHolder.encryption = view.findViewById(R.id.message_encryption);
733 viewHolder.audioPlayer = view.findViewById(R.id.audio_player);
734 viewHolder.commands_list = view.findViewById(R.id.commands_list);
735 break;
736 case STATUS:
737 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
738 viewHolder.contact_picture = view.findViewById(R.id.message_photo);
739 viewHolder.status_message = view.findViewById(R.id.status_message);
740 viewHolder.load_more_messages = view.findViewById(R.id.load_more_messages);
741 break;
742 default:
743 throw new AssertionError("Unknown view type");
744 }
745 view.setTag(viewHolder);
746 } else {
747 viewHolder = (ViewHolder) view.getTag();
748 if (viewHolder == null) {
749 return view;
750 }
751 }
752
753 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
754
755 if (type == DATE_SEPARATOR) {
756 if (UIHelper.today(message.getTimeSent())) {
757 viewHolder.status_message.setText(R.string.today);
758 } else if (UIHelper.yesterday(message.getTimeSent())) {
759 viewHolder.status_message.setText(R.string.yesterday);
760 } else {
761 viewHolder.status_message.setText(DateUtils.formatDateTime(activity, message.getTimeSent(), DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR));
762 }
763 viewHolder.message_box.setBackgroundResource(activity.isDarkTheme() ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
764 return view;
765 } else if (type == RTP_SESSION) {
766 final boolean isDarkTheme = activity.isDarkTheme();
767 final boolean received = message.getStatus() <= Message.STATUS_RECEIVED;
768 final RtpSessionStatus rtpSessionStatus = RtpSessionStatus.of(message.getBody());
769 final long duration = rtpSessionStatus.duration;
770 final String callTime = UIHelper.readableTimeDifferenceFull(activity, message.getTimeSent());
771 if (received) {
772 if (duration > 0) {
773 viewHolder.status_message.setText(activity.getString(R.string.incoming_call_duration_timestamp, TimeFrameUtils.resolve(activity, duration), callTime));
774 } else if (rtpSessionStatus.successful) {
775 viewHolder.status_message.setText(activity.getString(R.string.incoming_call_timestamp, callTime));
776 } else {
777 viewHolder.status_message.setText(activity.getString(R.string.missed_call_timestamp, callTime));
778 }
779 } else {
780 if (duration > 0) {
781 viewHolder.status_message.setText(activity.getString(R.string.outgoing_call_duration_timestamp, TimeFrameUtils.resolve(activity, duration), callTime));
782 } else {
783 viewHolder.status_message.setText(activity.getString(R.string.outgoing_call_timestamp, callTime));
784 }
785 }
786 viewHolder.indicatorReceived.setImageResource(RtpSessionStatus.getDrawable(received, rtpSessionStatus.successful, isDarkTheme));
787 viewHolder.indicatorReceived.setAlpha(isDarkTheme ? 0.7f : 0.57f);
788 viewHolder.message_box.setBackgroundResource(isDarkTheme ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
789 return view;
790 } else if (type == STATUS) {
791 if ("LOAD_MORE".equals(message.getBody())) {
792 viewHolder.status_message.setVisibility(View.GONE);
793 viewHolder.contact_picture.setVisibility(View.GONE);
794 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
795 viewHolder.load_more_messages.setOnClickListener(v -> loadMoreMessages((Conversation) message.getConversation()));
796 } else {
797 viewHolder.status_message.setVisibility(View.VISIBLE);
798 viewHolder.load_more_messages.setVisibility(View.GONE);
799 viewHolder.status_message.setText(message.getBody());
800 boolean showAvatar;
801 if (conversation.getMode() == Conversation.MODE_SINGLE) {
802 showAvatar = true;
803 AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
804 } else if (message.getCounterpart() != null || message.getTrueCounterpart() != null || (message.getCounterparts() != null && message.getCounterparts().size() > 0)) {
805 showAvatar = true;
806 AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar_on_status_message);
807 } else {
808 showAvatar = false;
809 }
810 if (showAvatar) {
811 viewHolder.contact_picture.setAlpha(0.5f);
812 viewHolder.contact_picture.setVisibility(View.VISIBLE);
813 } else {
814 viewHolder.contact_picture.setVisibility(View.GONE);
815 }
816 }
817 return view;
818 } else {
819 AvatarWorkerTask.loadAvatar(message, viewHolder.contact_picture, R.dimen.avatar);
820 }
821
822 resetClickListener(viewHolder.message_box, viewHolder.messageBody);
823
824 viewHolder.contact_picture.setOnClickListener(v -> {
825 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
826 MessageAdapter.this.mOnContactPictureClickedListener
827 .onContactPictureClicked(message);
828 }
829
830 });
831 viewHolder.contact_picture.setOnLongClickListener(v -> {
832 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
833 MessageAdapter.this.mOnContactPictureLongClickedListener
834 .onContactPictureLongClicked(v, message);
835 return true;
836 } else {
837 return false;
838 }
839 });
840
841 final Transferable transferable = message.getTransferable();
842 final boolean unInitiatedButKnownSize = MessageUtils.unInitiatedButKnownSize(message);
843 if (unInitiatedButKnownSize || message.isDeleted() || (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING)) {
844 if (unInitiatedButKnownSize || transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER) {
845 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)), darkBackground, type);
846 } else if (transferable != null && transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
847 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)), darkBackground, type);
848 } else {
849 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first, darkBackground);
850 }
851 } else if (message.isFileOrImage() && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
852 if (message.getFileParams().width > 0 && message.getFileParams().height > 0) {
853 displayMediaPreviewMessage(viewHolder, message, darkBackground, type);
854 } else if (message.getFileParams().runtime > 0) {
855 displayAudioMessage(viewHolder, message, darkBackground, type);
856 } else {
857 displayOpenableMessage(viewHolder, message, darkBackground, type);
858 }
859 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
860 if (account.isPgpDecryptionServiceConnected()) {
861 if (conversation instanceof Conversation && !account.hasPendingPgpIntent((Conversation) conversation)) {
862 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
863 } else {
864 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
865 }
866 } else {
867 displayInfoMessage(viewHolder, activity.getString(R.string.install_openkeychain), darkBackground);
868 viewHolder.message_box.setOnClickListener(this::promptOpenKeychainInstall);
869 viewHolder.messageBody.setOnClickListener(this::promptOpenKeychainInstall);
870 }
871 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
872 displayInfoMessage(viewHolder, activity.getString(R.string.decryption_failed), darkBackground);
873 } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE) {
874 displayInfoMessage(viewHolder, activity.getString(R.string.not_encrypted_for_this_device), darkBackground);
875 } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_FAILED) {
876 displayInfoMessage(viewHolder, activity.getString(R.string.omemo_decryption_failed), darkBackground);
877 } else {
878 if (message.isGeoUri()) {
879 displayLocationMessage(viewHolder, message, darkBackground, type);
880 } else if (message.treatAsDownloadable()) {
881 try {
882 final URI uri = message.getOob();
883 displayDownloadableMessage(viewHolder,
884 message,
885 activity.getString(R.string.check_x_filesize_on_host,
886 UIHelper.getFileDescriptionString(activity, message),
887 uri.getHost()),
888 darkBackground, type);
889 } catch (Exception e) {
890 displayDownloadableMessage(viewHolder,
891 message,
892 activity.getString(R.string.check_x_filesize,
893 UIHelper.getFileDescriptionString(activity, message)),
894 darkBackground, type);
895 }
896 } else if (message.bodyIsOnlyEmojis() && message.getType() != Message.TYPE_PRIVATE) {
897 displayEmojiMessage(viewHolder, message.getBody().trim(), darkBackground);
898 } else {
899 displayTextMessage(viewHolder, message, darkBackground, type);
900 }
901 }
902
903 if (type == RECEIVED) {
904 if (commands != null && conversation instanceof Conversation) {
905 CommandButtonAdapter adapter = new CommandButtonAdapter(activity);
906 adapter.addAll(commands);
907 viewHolder.commands_list.setAdapter(adapter);
908 viewHolder.commands_list.setVisibility(View.VISIBLE);
909 viewHolder.commands_list.setOnItemClickListener((p, v, pos, id) -> {
910 ((Conversation) conversation).startCommand(adapter.getItem(pos), activity.xmppConnectionService);
911 });
912 }
913
914 if (isInValidSession) {
915 if (!mUseGreenBackground) {
916 viewHolder.message_box.getBackground().setColorFilter(
917 StyledAttributes.getColor(activity, mUseGreenBackground ? R.attr.message_bubble_received_bg : R.attr.color_background_primary),
918 PorterDuff.Mode.SRC_ATOP
919 );
920 }
921 viewHolder.encryption.setVisibility(View.GONE);
922 } else {
923 viewHolder.encryption.setVisibility(View.VISIBLE);
924 if (omemoEncryption && !message.isTrusted()) {
925 viewHolder.encryption.setText(R.string.not_trusted);
926 } else {
927 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
928 }
929 }
930 }
931
932 if (type == RECEIVED || type == SENT) {
933 if (message.getSubject() == null) {
934 viewHolder.subject.setVisibility(View.GONE);
935 } else {
936 viewHolder.subject.setVisibility(View.VISIBLE);
937 viewHolder.subject.setText(message.getSubject());
938 }
939 }
940
941 displayStatus(viewHolder, message, type, darkBackground);
942
943 return view;
944 }
945
946 private void promptOpenKeychainInstall(View view) {
947 activity.showInstallPgpDialog();
948 }
949
950 public FileBackend getFileBackend() {
951 return activity.xmppConnectionService.getFileBackend();
952 }
953
954 public void stopAudioPlayer() {
955 audioPlayer.stop();
956 }
957
958 public void unregisterListenerInAudioPlayer() {
959 audioPlayer.unregisterListener();
960 }
961
962 public void startStopPending() {
963 audioPlayer.startStopPending();
964 }
965
966 public void openDownloadable(Message message) {
967 if (ContextCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
968 ConversationFragment.registerPendingMessage(activity, message);
969 ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, ConversationsActivity.REQUEST_OPEN_MESSAGE);
970 return;
971 }
972 final DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
973 ViewUtil.view(activity, file);
974 }
975
976 private void showLocation(Message message) {
977 for (Intent intent : GeoHelper.createGeoIntentsFromMessage(activity, message)) {
978 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
979 getContext().startActivity(intent);
980 return;
981 }
982 }
983 Toast.makeText(activity, R.string.no_application_found_to_display_location, Toast.LENGTH_SHORT).show();
984 }
985
986 public void updatePreferences() {
987 SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(activity);
988 this.mUseGreenBackground = p.getBoolean("use_green_background", activity.getResources().getBoolean(R.bool.use_green_background));
989 }
990
991
992 public void setHighlightedTerm(List<String> terms) {
993 this.highlightedTerm = terms == null ? null : StylingHelper.filterHighlightedWords(terms);
994 }
995
996 public interface OnContactPictureClicked {
997 void onContactPictureClicked(Message message);
998 }
999
1000 public interface OnContactPictureLongClicked {
1001 void onContactPictureLongClicked(View v, Message message);
1002 }
1003
1004 private static class ViewHolder {
1005
1006 public Button load_more_messages;
1007 public ImageView edit_indicator;
1008 public RelativeLayout audioPlayer;
1009 protected LinearLayout message_box;
1010 protected Button download_button;
1011 protected ImageView image;
1012 protected ImageView indicator;
1013 protected ImageView indicatorReceived;
1014 protected TextView time;
1015 protected TextView subject;
1016 protected TextView messageBody;
1017 protected ImageView contact_picture;
1018 protected TextView status_message;
1019 protected TextView encryption;
1020 protected ListView commands_list;
1021 }
1022
1023 class ThumbnailTask extends AsyncTask<DownloadableFile, Void, Drawable[]> {
1024 @Override
1025 protected Drawable[] doInBackground(DownloadableFile... params) {
1026 if (isCancelled()) return null;
1027
1028 Drawable[] d = new Drawable[params.length];
1029 for (int i = 0; i < params.length; i++) {
1030 try {
1031 d[i] = activity.xmppConnectionService.getFileBackend().getThumbnail(params[i], activity.getResources(), (int) (metrics.density * 288), false);
1032 } catch (final IOException e) {
1033 d[i] = null;
1034 }
1035 }
1036
1037 return d;
1038 }
1039
1040 @Override
1041 protected void onPostExecute(final Drawable[] d) {
1042 if (isCancelled()) return;
1043 activity.xmppConnectionService.updateConversationUi();
1044 }
1045 }
1046}