1package eu.siacs.conversations.ui.adapter;
2
3import android.content.ActivityNotFoundException;
4import android.content.Intent;
5import android.content.pm.PackageManager;
6import android.content.pm.ResolveInfo;
7import android.content.res.Resources;
8import android.graphics.Bitmap;
9import android.graphics.Typeface;
10import android.graphics.drawable.BitmapDrawable;
11import android.graphics.drawable.Drawable;
12import android.net.Uri;
13import android.os.AsyncTask;
14import android.support.v4.content.ContextCompat;
15import android.text.Spannable;
16import android.text.SpannableString;
17import android.text.SpannableStringBuilder;
18import android.text.Spanned;
19import android.text.format.DateUtils;
20import android.text.style.ForegroundColorSpan;
21import android.text.style.RelativeSizeSpan;
22import android.text.style.StyleSpan;
23import android.text.util.Linkify;
24import android.util.DisplayMetrics;
25import android.view.ActionMode;
26import android.view.Menu;
27import android.view.MenuItem;
28import android.view.View;
29import android.view.View.OnClickListener;
30import android.view.View.OnLongClickListener;
31import android.view.ViewGroup;
32import android.widget.ArrayAdapter;
33import android.widget.Button;
34import android.widget.ImageView;
35import android.widget.LinearLayout;
36import android.widget.RelativeLayout;
37import android.widget.TextView;
38import android.widget.Toast;
39
40import java.lang.ref.WeakReference;
41import java.net.URL;
42import java.util.List;
43import java.util.Locale;
44import java.util.concurrent.RejectedExecutionException;
45import java.util.regex.Matcher;
46import java.util.regex.Pattern;
47
48import eu.siacs.conversations.Config;
49import eu.siacs.conversations.R;
50import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
51import eu.siacs.conversations.entities.Account;
52import eu.siacs.conversations.entities.Conversation;
53import eu.siacs.conversations.entities.DownloadableFile;
54import eu.siacs.conversations.entities.Message;
55import eu.siacs.conversations.entities.Message.FileParams;
56import eu.siacs.conversations.entities.Transferable;
57import eu.siacs.conversations.persistance.FileBackend;
58import eu.siacs.conversations.services.MessageArchiveService;
59import eu.siacs.conversations.services.NotificationService;
60import eu.siacs.conversations.ui.ConversationActivity;
61import eu.siacs.conversations.ui.service.AudioPlayer;
62import eu.siacs.conversations.ui.text.DividerSpan;
63import eu.siacs.conversations.ui.text.QuoteSpan;
64import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
65import eu.siacs.conversations.ui.widget.CopyTextView;
66import eu.siacs.conversations.ui.widget.ListSelectionManager;
67import eu.siacs.conversations.utils.CryptoHelper;
68import eu.siacs.conversations.utils.Emoticons;
69import eu.siacs.conversations.utils.GeoHelper;
70import eu.siacs.conversations.utils.Patterns;
71import eu.siacs.conversations.utils.UIHelper;
72import eu.siacs.conversations.xmpp.mam.MamReference;
73
74public class MessageAdapter extends ArrayAdapter<Message> implements CopyTextView.CopyHandler {
75
76 private static final int SENT = 0;
77 private static final int RECEIVED = 1;
78 private static final int STATUS = 2;
79 private static final int DATE_SEPARATOR = 3;
80
81 public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR";
82
83 private static final Pattern XMPP_PATTERN = Pattern
84 .compile("xmpp\\:(?:(?:["
85 + Patterns.GOOD_IRI_CHAR
86 + "\\;\\/\\?\\@\\&\\=\\#\\~\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])"
87 + "|(?:\\%[a-fA-F0-9]{2}))+");
88
89 private static final Linkify.TransformFilter WEBURL_TRANSFORM_FILTER = new Linkify.TransformFilter() {
90 @Override
91 public String transformUrl(Matcher matcher, String url) {
92 if (url == null) {
93 return null;
94 }
95 final String lcUrl = url.toLowerCase(Locale.US);
96 if (lcUrl.startsWith("http://") || lcUrl.startsWith("https://")) {
97 return url;
98 } else {
99 return "http://"+url;
100 }
101 }
102 };
103 private static final Linkify.MatchFilter WEBURL_MATCH_FILTER = new Linkify.MatchFilter() {
104 @Override
105 public boolean acceptMatch(CharSequence cs, int start, int end) {
106 return start < 1 || (cs.charAt(start-1) != '@' && cs.charAt(start-1) != '.' && !cs.subSequence(Math.max(0,start - 3),start).equals("://"));
107 }
108 };
109
110 private final ConversationActivity activity;
111
112 private DisplayMetrics metrics;
113
114 private OnContactPictureClicked mOnContactPictureClickedListener;
115 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
116
117 private boolean mIndicateReceived = false;
118 private boolean mUseGreenBackground = false;
119
120 private OnQuoteListener onQuoteListener;
121
122 private final ListSelectionManager listSelectionManager = new ListSelectionManager();
123
124 private final AudioPlayer audioPlayer;
125
126 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
127 super(activity, 0, messages);
128 this.audioPlayer = new AudioPlayer(this);
129 this.activity = activity;
130 metrics = getContext().getResources().getDisplayMetrics();
131 updatePreferences();
132 }
133
134 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
135 this.mOnContactPictureClickedListener = listener;
136 }
137
138 public void setOnContactPictureLongClicked(
139 OnContactPictureLongClicked listener) {
140 this.mOnContactPictureLongClickedListener = listener;
141 }
142
143 public void setOnQuoteListener(OnQuoteListener listener) {
144 this.onQuoteListener = listener;
145 }
146
147 @Override
148 public int getViewTypeCount() {
149 return 4;
150 }
151
152 public int getItemViewType(Message message) {
153 if (message.getType() == Message.TYPE_STATUS) {
154 if (DATE_SEPARATOR_BODY.equals(message.getBody())) {
155 return DATE_SEPARATOR;
156 } else {
157 return STATUS;
158 }
159 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
160 return RECEIVED;
161 }
162
163 return SENT;
164 }
165
166 @Override
167 public int getItemViewType(int position) {
168 return this.getItemViewType(getItem(position));
169 }
170
171 public int getMessageTextColor(boolean onDark, boolean primary) {
172 if (onDark) {
173 return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70);
174 } else {
175 return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54);
176 }
177 }
178
179 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
180 String filesize = null;
181 String info = null;
182 boolean error = false;
183 if (viewHolder.indicatorReceived != null) {
184 viewHolder.indicatorReceived.setVisibility(View.GONE);
185 }
186
187 if (viewHolder.edit_indicator != null) {
188 if (message.edited()) {
189 viewHolder.edit_indicator.setVisibility(View.VISIBLE);
190 viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
191 viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
192 } else {
193 viewHolder.edit_indicator.setVisibility(View.GONE);
194 }
195 }
196 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
197 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
198 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
199 FileParams params = message.getFileParams();
200 if (params.size > (1.5 * 1024 * 1024)) {
201 filesize = Math.round(params.size * 1f/ (1024 * 1024))+ " MiB";
202 } else if (params.size >= 1024) {
203 filesize = Math.round(params.size * 1f/ 1024) + " KiB";
204 } else if (params.size > 0){
205 filesize = params.size + " B";
206 }
207 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
208 error = true;
209 }
210 }
211 switch (message.getMergedStatus()) {
212 case Message.STATUS_WAITING:
213 info = getContext().getString(R.string.waiting);
214 break;
215 case Message.STATUS_UNSEND:
216 Transferable d = message.getTransferable();
217 if (d!=null) {
218 info = getContext().getString(R.string.sending_file,d.getProgress());
219 } else {
220 info = getContext().getString(R.string.sending);
221 }
222 break;
223 case Message.STATUS_OFFERED:
224 info = getContext().getString(R.string.offering);
225 break;
226 case Message.STATUS_SEND_RECEIVED:
227 if (mIndicateReceived) {
228 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
229 }
230 break;
231 case Message.STATUS_SEND_DISPLAYED:
232 if (mIndicateReceived) {
233 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
234 }
235 break;
236 case Message.STATUS_SEND_FAILED:
237 info = getContext().getString(R.string.send_failed);
238 error = true;
239 break;
240 default:
241 if (multiReceived) {
242 info = UIHelper.getMessageDisplayName(message);
243 }
244 break;
245 }
246 if (error && type == SENT) {
247 viewHolder.time.setTextColor(activity.getWarningTextColor());
248 } else {
249 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
250 }
251 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
252 viewHolder.indicator.setVisibility(View.GONE);
253 } else {
254 boolean verified = false;
255 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
256 final FingerprintStatus status = message.getConversation()
257 .getAccount().getAxolotlService().getFingerprintTrust(
258 message.getFingerprint());
259 if (status != null && status.isVerified()) {
260 verified = true;
261 }
262 }
263 if (verified) {
264 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
265 } else {
266 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
267 }
268 if (darkBackground) {
269 viewHolder.indicator.setAlpha(0.7f);
270 } else {
271 viewHolder.indicator.setAlpha(0.57f);
272 }
273 viewHolder.indicator.setVisibility(View.VISIBLE);
274 }
275
276 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
277 message.getMergedTimeSent());
278 if (message.getStatus() <= Message.STATUS_RECEIVED) {
279 if ((filesize != null) && (info != null)) {
280 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
281 } else if ((filesize == null) && (info != null)) {
282 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
283 } else if ((filesize != null) && (info == null)) {
284 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
285 } else {
286 viewHolder.time.setText(formatedTime);
287 }
288 } else {
289 if ((filesize != null) && (info != null)) {
290 viewHolder.time.setText(filesize + " \u00B7 " + info);
291 } else if ((filesize == null) && (info != null)) {
292 if (error) {
293 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
294 } else {
295 viewHolder.time.setText(info);
296 }
297 } else if ((filesize != null) && (info == null)) {
298 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
299 } else {
300 viewHolder.time.setText(formatedTime);
301 }
302 }
303 }
304
305 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
306 viewHolder.download_button.setVisibility(View.GONE);
307 viewHolder.audioPlayer.setVisibility(View.GONE);
308 viewHolder.image.setVisibility(View.GONE);
309 viewHolder.messageBody.setVisibility(View.VISIBLE);
310 viewHolder.messageBody.setText(text);
311 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
312 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
313 viewHolder.messageBody.setTextIsSelectable(false);
314 }
315
316 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
317 viewHolder.download_button.setVisibility(View.GONE);
318 viewHolder.image.setVisibility(View.GONE);
319 viewHolder.audioPlayer.setVisibility(View.GONE);
320 viewHolder.messageBody.setVisibility(View.VISIBLE);
321 viewHolder.messageBody.setText(getContext().getString(
322 R.string.decryption_failed));
323 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
324 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
325 viewHolder.messageBody.setTextIsSelectable(false);
326 }
327
328 private void displayEmojiMessage(final ViewHolder viewHolder, final String body) {
329 viewHolder.download_button.setVisibility(View.GONE);
330 viewHolder.audioPlayer.setVisibility(View.GONE);
331 viewHolder.image.setVisibility(View.GONE);
332 viewHolder.messageBody.setVisibility(View.VISIBLE);
333 Spannable span = new SpannableString(body);
334 float size = Emoticons.isEmoji(body) ? 3.0f : 2.0f;
335 span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
336 viewHolder.messageBody.setText(span);
337 }
338
339 private int applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
340 if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
341 body.insert(start++, "\n");
342 body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
343 end++;
344 }
345 if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
346 body.insert(end, "\n");
347 body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
348 }
349 int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
350 : ContextCompat.getColor(activity, R.color.bubble);
351 DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
352 body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
353 return 0;
354 }
355
356 /**
357 * Applies QuoteSpan to group of lines which starts with > or » characters.
358 * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
359 */
360 private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
361 boolean startsWithQuote = false;
362 char previous = '\n';
363 int lineStart = -1;
364 int lineTextStart = -1;
365 int quoteStart = -1;
366 for (int i = 0; i <= body.length(); i++) {
367 char current = body.length() > i ? body.charAt(i) : '\n';
368 if (lineStart == -1) {
369 if (previous == '\n') {
370 if ((current == '>' && UIHelper.isPositionFollowedByQuoteableCharacter(body,i))
371 || current == '\u00bb' && !UIHelper.isPositionFollowedByQuote(body,i)) {
372 // Line start with quote
373 lineStart = i;
374 if (quoteStart == -1) quoteStart = i;
375 if (i == 0) startsWithQuote = true;
376 } else if (quoteStart >= 0) {
377 // Line start without quote, apply spans there
378 applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
379 quoteStart = -1;
380 }
381 }
382 } else {
383 // Remove extra spaces between > and first character in the line
384 // > character will be removed too
385 if (current != ' ' && lineTextStart == -1) {
386 lineTextStart = i;
387 }
388 if (current == '\n') {
389 body.delete(lineStart, lineTextStart);
390 i -= lineTextStart - lineStart;
391 if (i == lineStart) {
392 // Avoid empty lines because span over empty line can be hidden
393 body.insert(i++, " ");
394 }
395 lineStart = -1;
396 lineTextStart = -1;
397 }
398 }
399 previous = current;
400 }
401 if (quoteStart >= 0) {
402 // Apply spans to finishing open quote
403 applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
404 }
405 return startsWithQuote;
406 }
407
408 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
409 viewHolder.download_button.setVisibility(View.GONE);
410 viewHolder.image.setVisibility(View.GONE);
411 viewHolder.audioPlayer.setVisibility(View.GONE);
412 viewHolder.messageBody.setVisibility(View.VISIBLE);
413 if (message.getBody() != null) {
414 final String nick = UIHelper.getMessageDisplayName(message);
415 SpannableStringBuilder body = message.getMergedBody();
416 boolean hasMeCommand = message.hasMeCommand();
417 if (hasMeCommand) {
418 body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
419 }
420 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
421 body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
422 body.append("\u2026");
423 }
424 Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
425 for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
426 int start = body.getSpanStart(mergeSeparator);
427 int end = body.getSpanEnd(mergeSeparator);
428 body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
429 }
430 boolean startsWithQuote = handleTextQuotes(body, darkBackground);
431 if (message.getType() != Message.TYPE_PRIVATE) {
432 if (hasMeCommand) {
433 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
434 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
435 }
436 } else {
437 String privateMarker;
438 if (message.getStatus() <= Message.STATUS_RECEIVED) {
439 privateMarker = activity.getString(R.string.private_message);
440 } else {
441 final String to;
442 if (message.getCounterpart() != null) {
443 to = message.getCounterpart().getResourcepart();
444 } else {
445 to = "";
446 }
447 privateMarker = activity.getString(R.string.private_message_to, to);
448 }
449 body.insert(0, privateMarker);
450 int privateMarkerIndex = privateMarker.length();
451 if (startsWithQuote) {
452 body.insert(privateMarkerIndex, "\n\n");
453 body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
454 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
455 } else {
456 body.insert(privateMarkerIndex, " ");
457 }
458 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)),
459 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
460 body.setSpan(new StyleSpan(Typeface.BOLD),
461 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
462 if (hasMeCommand) {
463 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
464 privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
465 }
466 }
467 if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
468 Pattern pattern = NotificationService.generateNickHighlightPattern(message.getConversation().getMucOptions().getActualNick());
469 Matcher matcher = pattern.matcher(body);
470 while(matcher.find()) {
471 body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
472 }
473 }
474 Linkify.addLinks(body, XMPP_PATTERN, "xmpp");
475 Linkify.addLinks(body, Patterns.AUTOLINK_WEB_URL, "http", WEBURL_MATCH_FILTER, WEBURL_TRANSFORM_FILTER);
476 Linkify.addLinks(body, GeoHelper.GEO_URI, "geo");
477 viewHolder.messageBody.setAutoLinkMask(0);
478 viewHolder.messageBody.setText(body);
479 viewHolder.messageBody.setTextIsSelectable(true);
480 viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
481 listSelectionManager.onUpdate(viewHolder.messageBody, message);
482 } else {
483 viewHolder.messageBody.setText("");
484 viewHolder.messageBody.setTextIsSelectable(false);
485 }
486 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
487 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
488 viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
489 ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
490 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
491 }
492
493 private void displayDownloadableMessage(ViewHolder viewHolder, final Message message, String text) {
494 viewHolder.image.setVisibility(View.GONE);
495 viewHolder.messageBody.setVisibility(View.GONE);
496 viewHolder.audioPlayer.setVisibility(View.GONE);
497 viewHolder.download_button.setVisibility(View.VISIBLE);
498 viewHolder.download_button.setText(text);
499 viewHolder.download_button.setOnClickListener(new OnClickListener() {
500
501 @Override
502 public void onClick(View v) {
503 activity.startDownloadable(message);
504 }
505 });
506 }
507
508 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
509 viewHolder.image.setVisibility(View.GONE);
510 viewHolder.messageBody.setVisibility(View.GONE);
511 viewHolder.audioPlayer.setVisibility(View.GONE);
512 viewHolder.download_button.setVisibility(View.VISIBLE);
513 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
514 viewHolder.download_button.setOnClickListener(new OnClickListener() {
515
516 @Override
517 public void onClick(View v) {
518 openDownloadable(message);
519 }
520 });
521 }
522
523 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
524 viewHolder.image.setVisibility(View.GONE);
525 viewHolder.messageBody.setVisibility(View.GONE);
526 viewHolder.audioPlayer.setVisibility(View.GONE);
527 viewHolder.download_button.setVisibility(View.VISIBLE);
528 viewHolder.download_button.setText(R.string.show_location);
529 viewHolder.download_button.setOnClickListener(new OnClickListener() {
530
531 @Override
532 public void onClick(View v) {
533 showLocation(message);
534 }
535 });
536 }
537
538 private void displayAudioMessage(ViewHolder viewHolder, Message message, boolean darkBackground) {
539 viewHolder.image.setVisibility(View.GONE);
540 viewHolder.messageBody.setVisibility(View.GONE);
541 viewHolder.download_button.setVisibility(View.GONE);
542 final RelativeLayout audioPlayer = viewHolder.audioPlayer;
543 audioPlayer.setVisibility(View.VISIBLE);
544 AudioPlayer.ViewHolder.get(audioPlayer).setDarkBackground(darkBackground);
545 this.audioPlayer.init(audioPlayer, message);
546 }
547
548
549 private void displayImageMessage(ViewHolder viewHolder, final Message message) {
550 viewHolder.download_button.setVisibility(View.GONE);
551 viewHolder.messageBody.setVisibility(View.GONE);
552 viewHolder.audioPlayer.setVisibility(View.GONE);
553 viewHolder.image.setVisibility(View.VISIBLE);
554 FileParams params = message.getFileParams();
555 double target = metrics.density * 288;
556 int scaledW;
557 int scaledH;
558 if (Math.max(params.height, params.width) * metrics.density <= target) {
559 scaledW = (int) (params.width * metrics.density);
560 scaledH = (int) (params.height * metrics.density);
561 } else if (Math.max(params.height,params.width) <= target) {
562 scaledW = params.width;
563 scaledH = params.height;
564 } else if (params.width <= params.height) {
565 scaledW = (int) (params.width / ((double) params.height / target));
566 scaledH = (int) target;
567 } else {
568 scaledW = (int) target;
569 scaledH = (int) (params.height / ((double) params.width / target));
570 }
571 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
572 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
573 viewHolder.image.setLayoutParams(layoutParams);
574 activity.loadBitmap(message, viewHolder.image);
575 viewHolder.image.setOnClickListener(new OnClickListener() {
576
577 @Override
578 public void onClick(View v) {
579 openDownloadable(message);
580 }
581 });
582 }
583
584 private void loadMoreMessages(Conversation conversation) {
585 conversation.setLastClearHistory(0,null);
586 activity.xmppConnectionService.updateConversation(conversation);
587 conversation.setHasMessagesLeftOnServer(true);
588 conversation.setFirstMamReference(null);
589 long timestamp = conversation.getLastMessageTransmitted().getTimestamp();
590 if (timestamp == 0) {
591 timestamp = System.currentTimeMillis();
592 }
593 conversation.messagesLoaded.set(true);
594 MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
595 if (query != null) {
596 Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
597 } else {
598 Toast.makeText(activity,R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
599 }
600 }
601
602 @Override
603 public View getView(int position, View view, ViewGroup parent) {
604 final Message message = getItem(position);
605 final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
606 final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
607 final Conversation conversation = message.getConversation();
608 final Account account = conversation.getAccount();
609 final int type = getItemViewType(position);
610 ViewHolder viewHolder;
611 if (view == null) {
612 viewHolder = new ViewHolder();
613 switch (type) {
614 case DATE_SEPARATOR:
615 view = activity.getLayoutInflater().inflate(R.layout.message_date_bubble, parent, false);
616 viewHolder.status_message = (TextView) view.findViewById(R.id.message_body);
617 viewHolder.message_box = (LinearLayout) view.findViewById(R.id.message_box);
618 break;
619 case SENT:
620 view = activity.getLayoutInflater().inflate(
621 R.layout.message_sent, parent, false);
622 viewHolder.message_box = (LinearLayout) view
623 .findViewById(R.id.message_box);
624 viewHolder.contact_picture = (ImageView) view
625 .findViewById(R.id.message_photo);
626 viewHolder.download_button = (Button) view
627 .findViewById(R.id.download_button);
628 viewHolder.indicator = (ImageView) view
629 .findViewById(R.id.security_indicator);
630 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
631 viewHolder.image = (ImageView) view
632 .findViewById(R.id.message_image);
633 viewHolder.messageBody = (CopyTextView) view
634 .findViewById(R.id.message_body);
635 viewHolder.time = (TextView) view
636 .findViewById(R.id.message_time);
637 viewHolder.indicatorReceived = (ImageView) view
638 .findViewById(R.id.indicator_received);
639 viewHolder.audioPlayer = (RelativeLayout) view.findViewById(R.id.audio_player);
640 break;
641 case RECEIVED:
642 view = activity.getLayoutInflater().inflate(
643 R.layout.message_received, parent, false);
644 viewHolder.message_box = (LinearLayout) view
645 .findViewById(R.id.message_box);
646 viewHolder.contact_picture = (ImageView) view
647 .findViewById(R.id.message_photo);
648 viewHolder.download_button = (Button) view
649 .findViewById(R.id.download_button);
650 viewHolder.indicator = (ImageView) view
651 .findViewById(R.id.security_indicator);
652 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
653 viewHolder.image = (ImageView) view
654 .findViewById(R.id.message_image);
655 viewHolder.messageBody = (CopyTextView) view
656 .findViewById(R.id.message_body);
657 viewHolder.time = (TextView) view
658 .findViewById(R.id.message_time);
659 viewHolder.indicatorReceived = (ImageView) view
660 .findViewById(R.id.indicator_received);
661 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
662 viewHolder.audioPlayer = (RelativeLayout) view.findViewById(R.id.audio_player);
663 break;
664 case STATUS:
665 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
666 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
667 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
668 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
669 break;
670 default:
671 throw new AssertionError("Unknown view type");
672 }
673 if (viewHolder.messageBody != null) {
674 listSelectionManager.onCreate(viewHolder.messageBody,
675 new MessageBodyActionModeCallback(viewHolder.messageBody));
676 viewHolder.messageBody.setCopyHandler(this);
677 }
678 view.setTag(viewHolder);
679 } else {
680 viewHolder = (ViewHolder) view.getTag();
681 if (viewHolder == null) {
682 return view;
683 }
684 }
685
686 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
687
688 if (type == DATE_SEPARATOR) {
689 if (UIHelper.today(message.getTimeSent())) {
690 viewHolder.status_message.setText(R.string.today);
691 } else if (UIHelper.yesterday(message.getTimeSent())) {
692 viewHolder.status_message.setText(R.string.yesterday);
693 } else {
694 viewHolder.status_message.setText(DateUtils.formatDateTime(activity,message.getTimeSent(),DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR));
695 }
696 viewHolder.message_box.setBackgroundResource(activity.isDarkTheme() ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
697 viewHolder.status_message.setTextColor(activity.getSecondaryTextColor());
698 return view;
699 } else if (type == STATUS) {
700 if ("LOAD_MORE".equals(message.getBody())) {
701 viewHolder.status_message.setVisibility(View.GONE);
702 viewHolder.contact_picture.setVisibility(View.GONE);
703 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
704 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
705 @Override
706 public void onClick(View v) {
707 loadMoreMessages(message.getConversation());
708 }
709 });
710 } else {
711 viewHolder.status_message.setVisibility(View.VISIBLE);
712 viewHolder.load_more_messages.setVisibility(View.GONE);
713 viewHolder.status_message.setText(message.getBody());
714 boolean showAvatar;
715 if (conversation.getMode() == Conversation.MODE_SINGLE) {
716 showAvatar = true;
717 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
718 } else if (message.getCounterpart() != null ){
719 showAvatar = true;
720 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
721 } else {
722 showAvatar = false;
723 }
724 if (showAvatar) {
725 viewHolder.contact_picture.setAlpha(0.5f);
726 viewHolder.contact_picture.setVisibility(View.VISIBLE);
727 } else {
728 viewHolder.contact_picture.setVisibility(View.GONE);
729 }
730 }
731 return view;
732 } else {
733 loadAvatar(message, viewHolder.contact_picture,activity.getPixel(48));
734 }
735
736 viewHolder.contact_picture
737 .setOnClickListener(new OnClickListener() {
738
739 @Override
740 public void onClick(View v) {
741 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
742 MessageAdapter.this.mOnContactPictureClickedListener
743 .onContactPictureClicked(message);
744 }
745
746 }
747 });
748 viewHolder.contact_picture
749 .setOnLongClickListener(new OnLongClickListener() {
750
751 @Override
752 public boolean onLongClick(View v) {
753 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
754 MessageAdapter.this.mOnContactPictureLongClickedListener
755 .onContactPictureLongClicked(message);
756 return true;
757 } else {
758 return false;
759 }
760 }
761 });
762
763 final Transferable transferable = message.getTransferable();
764 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
765 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
766 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
767 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
768 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
769 } else {
770 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
771 }
772 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
773 displayImageMessage(viewHolder, message);
774 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
775 if (message.getFileParams().width > 0 && message.getFileParams().height > 0) {
776 displayImageMessage(viewHolder, message);
777 } else if (message.getFileParams().runtime > 0) {
778 displayAudioMessage(viewHolder, message, darkBackground);
779 } else {
780 displayOpenableMessage(viewHolder, message);
781 }
782 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
783 if (account.isPgpDecryptionServiceConnected()) {
784 if (!account.hasPendingPgpIntent(conversation)) {
785 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
786 } else {
787 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
788 }
789 } else {
790 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
791 viewHolder.message_box.setOnClickListener(new OnClickListener() {
792
793 @Override
794 public void onClick(View v) {
795 activity.showInstallPgpDialog();
796 }
797 });
798 }
799 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
800 displayDecryptionFailed(viewHolder,darkBackground);
801 } else {
802 if (message.isGeoUri()) {
803 displayLocationMessage(viewHolder,message);
804 } else if (message.bodyIsOnlyEmojis() && message.getType() != Message.TYPE_PRIVATE) {
805 displayEmojiMessage(viewHolder, message.getBody().trim());
806 } else if (message.treatAsDownloadable()) {
807 try {
808 URL url = new URL(message.getBody());
809 displayDownloadableMessage(viewHolder,
810 message,
811 activity.getString(R.string.check_x_filesize_on_host,
812 UIHelper.getFileDescriptionString(activity, message),
813 url.getHost()));
814 } catch (Exception e) {
815 displayDownloadableMessage(viewHolder,
816 message,
817 activity.getString(R.string.check_x_filesize,
818 UIHelper.getFileDescriptionString(activity, message)));
819 }
820 } else {
821 displayTextMessage(viewHolder, message, darkBackground, type);
822 }
823 }
824
825 if (type == RECEIVED) {
826 if(isInValidSession) {
827 int bubble;
828 if (!mUseGreenBackground) {
829 bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
830 } else {
831 bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
832 }
833 viewHolder.message_box.setBackgroundResource(bubble);
834 viewHolder.encryption.setVisibility(View.GONE);
835 } else {
836 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
837 viewHolder.encryption.setVisibility(View.VISIBLE);
838 if (omemoEncryption && !message.isTrusted()) {
839 viewHolder.encryption.setText(R.string.not_trusted);
840 } else {
841 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
842 }
843 }
844 }
845
846 displayStatus(viewHolder, message, type, darkBackground);
847
848 return view;
849 }
850
851 @Override
852 public void notifyDataSetChanged() {
853 listSelectionManager.onBeforeNotifyDataSetChanged();
854 super.notifyDataSetChanged();
855 listSelectionManager.onAfterNotifyDataSetChanged();
856 }
857
858 private String transformText(CharSequence text, int start, int end, boolean forCopy) {
859 SpannableStringBuilder builder = new SpannableStringBuilder(text);
860 Object copySpan = new Object();
861 builder.setSpan(copySpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
862 DividerSpan[] dividerSpans = builder.getSpans(0, builder.length(), DividerSpan.class);
863 for (DividerSpan dividerSpan : dividerSpans) {
864 builder.replace(builder.getSpanStart(dividerSpan), builder.getSpanEnd(dividerSpan),
865 dividerSpan.isLarge() ? "\n\n" : "\n");
866 }
867 start = builder.getSpanStart(copySpan);
868 end = builder.getSpanEnd(copySpan);
869 if (start == -1 || end == -1) return "";
870 builder = new SpannableStringBuilder(builder, start, end);
871 if (forCopy) {
872 QuoteSpan[] quoteSpans = builder.getSpans(0, builder.length(), QuoteSpan.class);
873 for (QuoteSpan quoteSpan : quoteSpans) {
874 builder.insert(builder.getSpanStart(quoteSpan), "> ");
875 }
876 }
877 return builder.toString();
878 }
879
880 @Override
881 public String transformTextForCopy(CharSequence text, int start, int end) {
882 if (text instanceof Spanned) {
883 return transformText(text, start, end, true);
884 } else {
885 return text.toString().substring(start, end);
886 }
887 }
888
889 public FileBackend getFileBackend() {
890 return activity.xmppConnectionService.getFileBackend();
891 }
892
893 public void stopAudioPlayer() {
894 audioPlayer.stop();
895 }
896
897 public interface OnQuoteListener {
898 public void onQuote(String text);
899 }
900
901 private class MessageBodyActionModeCallback implements ActionMode.Callback {
902
903 private final TextView textView;
904
905 public MessageBodyActionModeCallback(TextView textView) {
906 this.textView = textView;
907 }
908
909 @Override
910 public boolean onCreateActionMode(ActionMode mode, Menu menu) {
911 if (onQuoteListener != null) {
912 int quoteResId = activity.getThemeResource(R.attr.icon_quote, R.drawable.ic_action_reply);
913 // 3rd item is placed after "copy" item
914 menu.add(0, android.R.id.button1, 3, R.string.quote).setIcon(quoteResId)
915 .setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
916 }
917 return false;
918 }
919
920 @Override
921 public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
922 return false;
923 }
924
925 @Override
926 public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
927 if (item.getItemId() == android.R.id.button1) {
928 int start = textView.getSelectionStart();
929 int end = textView.getSelectionEnd();
930 if (end > start) {
931 String text = transformText(textView.getText(), start, end, false);
932 if (onQuoteListener != null) {
933 onQuoteListener.onQuote(text);
934 }
935 mode.finish();
936 }
937 return true;
938 }
939 return false;
940 }
941
942 @Override
943 public void onDestroyActionMode(ActionMode mode) {}
944 }
945
946 public void openDownloadable(Message message) {
947 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
948 if (!file.exists()) {
949 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
950 return;
951 }
952 Intent openIntent = new Intent(Intent.ACTION_VIEW);
953 String mime = file.getMimeType();
954 if (mime == null) {
955 mime = "*/*";
956 }
957 Uri uri;
958 try {
959 uri = FileBackend.getUriForFile(activity, file);
960 } catch (SecurityException e) {
961 Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
962 return;
963 }
964 openIntent.setDataAndType(uri, mime);
965 openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
966 PackageManager manager = activity.getPackageManager();
967 List<ResolveInfo> info = manager.queryIntentActivities(openIntent, 0);
968 if (info.size() == 0) {
969 openIntent.setDataAndType(uri,"*/*");
970 }
971 try {
972 getContext().startActivity(openIntent);
973 } catch (ActivityNotFoundException e) {
974 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
975 }
976 }
977
978 public void showLocation(Message message) {
979 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
980 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
981 getContext().startActivity(intent);
982 return;
983 }
984 }
985 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
986 }
987
988 public void updatePreferences() {
989 this.mIndicateReceived = activity.indicateReceived();
990 this.mUseGreenBackground = activity.useGreenBackground();
991 }
992
993 public TextView getMessageBody(View view) {
994 final Object tag = view.getTag();
995 if (tag instanceof ViewHolder) {
996 final ViewHolder viewHolder = (ViewHolder) tag;
997 return viewHolder.messageBody;
998 }
999 return null;
1000 }
1001
1002 public interface OnContactPictureClicked {
1003 void onContactPictureClicked(Message message);
1004 }
1005
1006 public interface OnContactPictureLongClicked {
1007 void onContactPictureLongClicked(Message message);
1008 }
1009
1010 private static class ViewHolder {
1011
1012 protected LinearLayout message_box;
1013 protected Button download_button;
1014 protected ImageView image;
1015 protected ImageView indicator;
1016 protected ImageView indicatorReceived;
1017 protected TextView time;
1018 protected CopyTextView messageBody;
1019 protected ImageView contact_picture;
1020 protected TextView status_message;
1021 protected TextView encryption;
1022 public Button load_more_messages;
1023 public ImageView edit_indicator;
1024 public RelativeLayout audioPlayer;
1025 }
1026
1027 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
1028 private final WeakReference<ImageView> imageViewReference;
1029 private Message message = null;
1030 private final int size;
1031
1032 public BitmapWorkerTask(ImageView imageView, int size) {
1033 imageViewReference = new WeakReference<>(imageView);
1034 this.size = size;
1035 }
1036
1037 @Override
1038 protected Bitmap doInBackground(Message... params) {
1039 return activity.avatarService().get(params[0], size, isCancelled());
1040 }
1041
1042 @Override
1043 protected void onPostExecute(Bitmap bitmap) {
1044 if (bitmap != null && !isCancelled()) {
1045 final ImageView imageView = imageViewReference.get();
1046 if (imageView != null) {
1047 imageView.setImageBitmap(bitmap);
1048 imageView.setBackgroundColor(0x00000000);
1049 }
1050 }
1051 }
1052 }
1053
1054 public void loadAvatar(Message message, ImageView imageView, int size) {
1055 if (cancelPotentialWork(message, imageView)) {
1056 final Bitmap bm = activity.avatarService().get(message, size, true);
1057 if (bm != null) {
1058 cancelPotentialWork(message, imageView);
1059 imageView.setImageBitmap(bm);
1060 imageView.setBackgroundColor(0x00000000);
1061 } else {
1062 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
1063 imageView.setImageDrawable(null);
1064 final BitmapWorkerTask task = new BitmapWorkerTask(imageView, size);
1065 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
1066 imageView.setImageDrawable(asyncDrawable);
1067 try {
1068 task.execute(message);
1069 } catch (final RejectedExecutionException ignored) {
1070 }
1071 }
1072 }
1073 }
1074
1075 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
1076 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
1077
1078 if (bitmapWorkerTask != null) {
1079 final Message oldMessage = bitmapWorkerTask.message;
1080 if (oldMessage == null || message != oldMessage) {
1081 bitmapWorkerTask.cancel(true);
1082 } else {
1083 return false;
1084 }
1085 }
1086 return true;
1087 }
1088
1089 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
1090 if (imageView != null) {
1091 final Drawable drawable = imageView.getDrawable();
1092 if (drawable instanceof AsyncDrawable) {
1093 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
1094 return asyncDrawable.getBitmapWorkerTask();
1095 }
1096 }
1097 return null;
1098 }
1099
1100 static class AsyncDrawable extends BitmapDrawable {
1101 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
1102
1103 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
1104 super(res, bitmap);
1105 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
1106 }
1107
1108 public BitmapWorkerTask getBitmapWorkerTask() {
1109 return bitmapWorkerTaskReference.get();
1110 }
1111 }
1112}