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 com.vdurmont.emoji.EmojiManager;
41
42import java.lang.ref.WeakReference;
43import java.net.URL;
44import java.util.List;
45import java.util.Locale;
46import java.util.concurrent.RejectedExecutionException;
47import java.util.regex.Matcher;
48import java.util.regex.Pattern;
49
50import eu.siacs.conversations.Config;
51import eu.siacs.conversations.R;
52import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
53import eu.siacs.conversations.entities.Account;
54import eu.siacs.conversations.entities.Conversation;
55import eu.siacs.conversations.entities.DownloadableFile;
56import eu.siacs.conversations.entities.Message;
57import eu.siacs.conversations.entities.Message.FileParams;
58import eu.siacs.conversations.entities.Transferable;
59import eu.siacs.conversations.persistance.FileBackend;
60import eu.siacs.conversations.services.MessageArchiveService;
61import eu.siacs.conversations.services.NotificationService;
62import eu.siacs.conversations.ui.ConversationActivity;
63import eu.siacs.conversations.ui.service.AudioPlayer;
64import eu.siacs.conversations.ui.text.DividerSpan;
65import eu.siacs.conversations.ui.text.QuoteSpan;
66import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
67import eu.siacs.conversations.ui.widget.CopyTextView;
68import eu.siacs.conversations.ui.widget.ListSelectionManager;
69import eu.siacs.conversations.utils.CryptoHelper;
70import eu.siacs.conversations.utils.GeoHelper;
71import eu.siacs.conversations.utils.Patterns;
72import eu.siacs.conversations.utils.UIHelper;
73import eu.siacs.conversations.xmpp.mam.MamReference;
74
75public class MessageAdapter extends ArrayAdapter<Message> implements CopyTextView.CopyHandler {
76
77 private static final int SENT = 0;
78 private static final int RECEIVED = 1;
79 private static final int STATUS = 2;
80 private static final int DATE_SEPARATOR = 3;
81
82 public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR";
83
84 private static final Pattern XMPP_PATTERN = Pattern
85 .compile("xmpp\\:(?:(?:["
86 + Patterns.GOOD_IRI_CHAR
87 + "\\;\\/\\?\\@\\&\\=\\#\\~\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])"
88 + "|(?:\\%[a-fA-F0-9]{2}))+");
89
90 private static final Linkify.TransformFilter WEBURL_TRANSFORM_FILTER = new Linkify.TransformFilter() {
91 @Override
92 public String transformUrl(Matcher matcher, String url) {
93 if (url == null) {
94 return null;
95 }
96 final String lcUrl = url.toLowerCase(Locale.US);
97 if (lcUrl.startsWith("http://") || lcUrl.startsWith("https://")) {
98 return url;
99 } else {
100 return "http://"+url;
101 }
102 }
103 };
104 private static final Linkify.MatchFilter WEBURL_MATCH_FILTER = new Linkify.MatchFilter() {
105 @Override
106 public boolean acceptMatch(CharSequence cs, int start, int end) {
107 return start < 1 || (cs.charAt(start-1) != '@' && cs.charAt(start-1) != '.' && !cs.subSequence(Math.max(0,start - 3),start).equals("://"));
108 }
109 };
110
111 private final ConversationActivity activity;
112
113 private DisplayMetrics metrics;
114
115 private OnContactPictureClicked mOnContactPictureClickedListener;
116 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
117
118 private boolean mIndicateReceived = false;
119 private boolean mUseGreenBackground = false;
120
121 private OnQuoteListener onQuoteListener;
122
123 private final ListSelectionManager listSelectionManager = new ListSelectionManager();
124
125 private final AudioPlayer audioPlayer;
126
127 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
128 super(activity, 0, messages);
129 this.audioPlayer = new AudioPlayer(this);
130 this.activity = activity;
131 metrics = getContext().getResources().getDisplayMetrics();
132 updatePreferences();
133 }
134
135 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
136 this.mOnContactPictureClickedListener = listener;
137 }
138
139 public void setOnContactPictureLongClicked(
140 OnContactPictureLongClicked listener) {
141 this.mOnContactPictureLongClickedListener = listener;
142 }
143
144 public void setOnQuoteListener(OnQuoteListener listener) {
145 this.onQuoteListener = listener;
146 }
147
148 @Override
149 public int getViewTypeCount() {
150 return 4;
151 }
152
153 public int getItemViewType(Message message) {
154 if (message.getType() == Message.TYPE_STATUS) {
155 if (DATE_SEPARATOR_BODY.equals(message.getBody())) {
156 return DATE_SEPARATOR;
157 } else {
158 return STATUS;
159 }
160 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
161 return RECEIVED;
162 }
163
164 return SENT;
165 }
166
167 @Override
168 public int getItemViewType(int position) {
169 return this.getItemViewType(getItem(position));
170 }
171
172 public int getMessageTextColor(boolean onDark, boolean primary) {
173 if (onDark) {
174 return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70);
175 } else {
176 return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54);
177 }
178 }
179
180 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
181 String filesize = null;
182 String info = null;
183 boolean error = false;
184 if (viewHolder.indicatorReceived != null) {
185 viewHolder.indicatorReceived.setVisibility(View.GONE);
186 }
187
188 if (viewHolder.edit_indicator != null) {
189 if (message.edited()) {
190 viewHolder.edit_indicator.setVisibility(View.VISIBLE);
191 viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
192 viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
193 } else {
194 viewHolder.edit_indicator.setVisibility(View.GONE);
195 }
196 }
197 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
198 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
199 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
200 FileParams params = message.getFileParams();
201 if (params.size > (1.5 * 1024 * 1024)) {
202 filesize = params.size / (1024 * 1024)+ " MiB";
203 } else if (params.size >= 1024) {
204 filesize = params.size / 1024 + " KiB";
205 } else if (params.size > 0){
206 filesize = params.size + " B";
207 }
208 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
209 error = true;
210 }
211 }
212 switch (message.getMergedStatus()) {
213 case Message.STATUS_WAITING:
214 info = getContext().getString(R.string.waiting);
215 break;
216 case Message.STATUS_UNSEND:
217 Transferable d = message.getTransferable();
218 if (d!=null) {
219 info = getContext().getString(R.string.sending_file,d.getProgress());
220 } else {
221 info = getContext().getString(R.string.sending);
222 }
223 break;
224 case Message.STATUS_OFFERED:
225 info = getContext().getString(R.string.offering);
226 break;
227 case Message.STATUS_SEND_RECEIVED:
228 if (mIndicateReceived) {
229 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
230 }
231 break;
232 case Message.STATUS_SEND_DISPLAYED:
233 if (mIndicateReceived) {
234 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
235 }
236 break;
237 case Message.STATUS_SEND_FAILED:
238 info = getContext().getString(R.string.send_failed);
239 error = true;
240 break;
241 default:
242 if (multiReceived) {
243 info = UIHelper.getMessageDisplayName(message);
244 }
245 break;
246 }
247 if (error && type == SENT) {
248 viewHolder.time.setTextColor(activity.getWarningTextColor());
249 } else {
250 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
251 }
252 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
253 viewHolder.indicator.setVisibility(View.GONE);
254 } else {
255 boolean verified = false;
256 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
257 final FingerprintStatus status = message.getConversation()
258 .getAccount().getAxolotlService().getFingerprintTrust(
259 message.getFingerprint());
260 if (status != null && status.isVerified()) {
261 verified = true;
262 }
263 }
264 if (verified) {
265 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
266 } else {
267 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
268 }
269 if (darkBackground) {
270 viewHolder.indicator.setAlpha(0.7f);
271 } else {
272 viewHolder.indicator.setAlpha(0.57f);
273 }
274 viewHolder.indicator.setVisibility(View.VISIBLE);
275 }
276
277 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
278 message.getMergedTimeSent());
279 if (message.getStatus() <= Message.STATUS_RECEIVED) {
280 if ((filesize != null) && (info != null)) {
281 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
282 } else if ((filesize == null) && (info != null)) {
283 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
284 } else if ((filesize != null) && (info == null)) {
285 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
286 } else {
287 viewHolder.time.setText(formatedTime);
288 }
289 } else {
290 if ((filesize != null) && (info != null)) {
291 viewHolder.time.setText(filesize + " \u00B7 " + info);
292 } else if ((filesize == null) && (info != null)) {
293 if (error) {
294 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
295 } else {
296 viewHolder.time.setText(info);
297 }
298 } else if ((filesize != null) && (info == null)) {
299 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
300 } else {
301 viewHolder.time.setText(formatedTime);
302 }
303 }
304 }
305
306 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
307 viewHolder.download_button.setVisibility(View.GONE);
308 viewHolder.audioPlayer.setVisibility(View.GONE);
309 viewHolder.image.setVisibility(View.GONE);
310 viewHolder.messageBody.setVisibility(View.VISIBLE);
311 viewHolder.messageBody.setText(text);
312 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
313 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
314 viewHolder.messageBody.setTextIsSelectable(false);
315 }
316
317 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
318 viewHolder.download_button.setVisibility(View.GONE);
319 viewHolder.image.setVisibility(View.GONE);
320 viewHolder.audioPlayer.setVisibility(View.GONE);
321 viewHolder.messageBody.setVisibility(View.VISIBLE);
322 viewHolder.messageBody.setText(getContext().getString(
323 R.string.decryption_failed));
324 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
325 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
326 viewHolder.messageBody.setTextIsSelectable(false);
327 }
328
329 private void displayEmojiMessage(final ViewHolder viewHolder, final String body) {
330 viewHolder.download_button.setVisibility(View.GONE);
331 viewHolder.audioPlayer.setVisibility(View.GONE);
332 viewHolder.image.setVisibility(View.GONE);
333 viewHolder.messageBody.setVisibility(View.VISIBLE);
334 Spannable span = new SpannableString(body);
335 float size = EmojiManager.isEmoji(body) ? 3.0f : 2.0f;
336 span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
337 viewHolder.messageBody.setText(span);
338 }
339
340 private int applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
341 if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
342 body.insert(start++, "\n");
343 body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
344 end++;
345 }
346 if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
347 body.insert(end, "\n");
348 body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
349 }
350 int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
351 : ContextCompat.getColor(activity, R.color.bubble);
352 DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
353 body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
354 return 0;
355 }
356
357 /**
358 * Applies QuoteSpan to group of lines which starts with > or » characters.
359 * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
360 */
361 private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
362 boolean startsWithQuote = false;
363 char previous = '\n';
364 int lineStart = -1;
365 int lineTextStart = -1;
366 int quoteStart = -1;
367 for (int i = 0; i <= body.length(); i++) {
368 char current = body.length() > i ? body.charAt(i) : '\n';
369 if (lineStart == -1) {
370 if (previous == '\n') {
371 if ((current == '>' && UIHelper.isPositionFollowedByQuoteableCharacter(body,i))
372 || current == '\u00bb' && !UIHelper.isPositionFollowedByQuote(body,i)) {
373 // Line start with quote
374 lineStart = i;
375 if (quoteStart == -1) quoteStart = i;
376 if (i == 0) startsWithQuote = true;
377 } else if (quoteStart >= 0) {
378 // Line start without quote, apply spans there
379 applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
380 quoteStart = -1;
381 }
382 }
383 } else {
384 // Remove extra spaces between > and first character in the line
385 // > character will be removed too
386 if (current != ' ' && lineTextStart == -1) {
387 lineTextStart = i;
388 }
389 if (current == '\n') {
390 body.delete(lineStart, lineTextStart);
391 i -= lineTextStart - lineStart;
392 if (i == lineStart) {
393 // Avoid empty lines because span over empty line can be hidden
394 body.insert(i++, " ");
395 }
396 lineStart = -1;
397 lineTextStart = -1;
398 }
399 }
400 previous = current;
401 }
402 if (quoteStart >= 0) {
403 // Apply spans to finishing open quote
404 applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
405 }
406 return startsWithQuote;
407 }
408
409 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
410 viewHolder.download_button.setVisibility(View.GONE);
411 viewHolder.image.setVisibility(View.GONE);
412 viewHolder.audioPlayer.setVisibility(View.GONE);
413 viewHolder.messageBody.setVisibility(View.VISIBLE);
414 if (message.getBody() != null) {
415 final String nick = UIHelper.getMessageDisplayName(message);
416 SpannableStringBuilder body = message.getMergedBody();
417 boolean hasMeCommand = message.hasMeCommand();
418 if (hasMeCommand) {
419 body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
420 }
421 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
422 body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
423 body.append("\u2026");
424 }
425 Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
426 for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
427 int start = body.getSpanStart(mergeSeparator);
428 int end = body.getSpanEnd(mergeSeparator);
429 body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
430 }
431 boolean startsWithQuote = handleTextQuotes(body, darkBackground);
432 if (message.getType() != Message.TYPE_PRIVATE) {
433 if (hasMeCommand) {
434 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
435 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
436 }
437 } else {
438 String privateMarker;
439 if (message.getStatus() <= Message.STATUS_RECEIVED) {
440 privateMarker = activity.getString(R.string.private_message);
441 } else {
442 final String to;
443 if (message.getCounterpart() != null) {
444 to = message.getCounterpart().getResourcepart();
445 } else {
446 to = "";
447 }
448 privateMarker = activity.getString(R.string.private_message_to, to);
449 }
450 body.insert(0, privateMarker);
451 int privateMarkerIndex = privateMarker.length();
452 if (startsWithQuote) {
453 body.insert(privateMarkerIndex, "\n\n");
454 body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
455 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
456 } else {
457 body.insert(privateMarkerIndex, " ");
458 }
459 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)),
460 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
461 body.setSpan(new StyleSpan(Typeface.BOLD),
462 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
463 if (hasMeCommand) {
464 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
465 privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
466 }
467 }
468 if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
469 Pattern pattern = NotificationService.generateNickHighlightPattern(message.getConversation().getMucOptions().getActualNick());
470 Matcher matcher = pattern.matcher(body);
471 while(matcher.find()) {
472 body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
473 }
474 }
475 Linkify.addLinks(body, XMPP_PATTERN, "xmpp");
476 Linkify.addLinks(body, Patterns.AUTOLINK_WEB_URL, "http", WEBURL_MATCH_FILTER, WEBURL_TRANSFORM_FILTER);
477 Linkify.addLinks(body, GeoHelper.GEO_URI, "geo");
478 viewHolder.messageBody.setAutoLinkMask(0);
479 viewHolder.messageBody.setText(body);
480 viewHolder.messageBody.setTextIsSelectable(true);
481 viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
482 listSelectionManager.onUpdate(viewHolder.messageBody, message);
483 } else {
484 viewHolder.messageBody.setText("");
485 viewHolder.messageBody.setTextIsSelectable(false);
486 }
487 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
488 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
489 viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
490 ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
491 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
492 }
493
494 private void displayDownloadableMessage(ViewHolder viewHolder, final Message message, String text) {
495 viewHolder.image.setVisibility(View.GONE);
496 viewHolder.messageBody.setVisibility(View.GONE);
497 viewHolder.audioPlayer.setVisibility(View.GONE);
498 viewHolder.download_button.setVisibility(View.VISIBLE);
499 viewHolder.download_button.setText(text);
500 viewHolder.download_button.setOnClickListener(new OnClickListener() {
501
502 @Override
503 public void onClick(View v) {
504 activity.startDownloadable(message);
505 }
506 });
507 }
508
509 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
510 viewHolder.image.setVisibility(View.GONE);
511 viewHolder.messageBody.setVisibility(View.GONE);
512 viewHolder.audioPlayer.setVisibility(View.GONE);
513 viewHolder.download_button.setVisibility(View.VISIBLE);
514 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
515 viewHolder.download_button.setOnClickListener(new OnClickListener() {
516
517 @Override
518 public void onClick(View v) {
519 openDownloadable(message);
520 }
521 });
522 }
523
524 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
525 viewHolder.image.setVisibility(View.GONE);
526 viewHolder.messageBody.setVisibility(View.GONE);
527 viewHolder.audioPlayer.setVisibility(View.GONE);
528 viewHolder.download_button.setVisibility(View.VISIBLE);
529 viewHolder.download_button.setText(R.string.show_location);
530 viewHolder.download_button.setOnClickListener(new OnClickListener() {
531
532 @Override
533 public void onClick(View v) {
534 showLocation(message);
535 }
536 });
537 }
538
539 private void displayAudioMessage(ViewHolder viewHolder, Message message, boolean darkBackground) {
540 viewHolder.image.setVisibility(View.GONE);
541 viewHolder.messageBody.setVisibility(View.GONE);
542 viewHolder.download_button.setVisibility(View.GONE);
543 final RelativeLayout audioPlayer = viewHolder.audioPlayer;
544 audioPlayer.setVisibility(View.VISIBLE);
545 AudioPlayer.ViewHolder.get(audioPlayer).setDarkBackground(darkBackground);
546 this.audioPlayer.init(audioPlayer, message);
547 }
548
549
550 private void displayImageMessage(ViewHolder viewHolder, final Message message) {
551 viewHolder.download_button.setVisibility(View.GONE);
552 viewHolder.messageBody.setVisibility(View.GONE);
553 viewHolder.audioPlayer.setVisibility(View.GONE);
554 viewHolder.image.setVisibility(View.VISIBLE);
555 FileParams params = message.getFileParams();
556 double target = metrics.density * 288;
557 int scaledW;
558 int scaledH;
559 if (Math.max(params.height, params.width) * metrics.density <= target) {
560 scaledW = (int) (params.width * metrics.density);
561 scaledH = (int) (params.height * metrics.density);
562 } else if (Math.max(params.height,params.width) <= target) {
563 scaledW = params.width;
564 scaledH = params.height;
565 } else if (params.width <= params.height) {
566 scaledW = (int) (params.width / ((double) params.height / target));
567 scaledH = (int) target;
568 } else {
569 scaledW = (int) target;
570 scaledH = (int) (params.height / ((double) params.width / target));
571 }
572 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
573 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
574 viewHolder.image.setLayoutParams(layoutParams);
575 activity.loadBitmap(message, viewHolder.image);
576 viewHolder.image.setOnClickListener(new OnClickListener() {
577
578 @Override
579 public void onClick(View v) {
580 openDownloadable(message);
581 }
582 });
583 }
584
585 private void loadMoreMessages(Conversation conversation) {
586 conversation.setLastClearHistory(0,null);
587 activity.xmppConnectionService.updateConversation(conversation);
588 conversation.setHasMessagesLeftOnServer(true);
589 conversation.setFirstMamReference(null);
590 long timestamp = conversation.getLastMessageTransmitted().getTimestamp();
591 if (timestamp == 0) {
592 timestamp = System.currentTimeMillis();
593 }
594 conversation.messagesLoaded.set(true);
595 MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
596 if (query != null) {
597 Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
598 } else {
599 Toast.makeText(activity,R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
600 }
601 }
602
603 @Override
604 public View getView(int position, View view, ViewGroup parent) {
605 final Message message = getItem(position);
606 final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
607 final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
608 final Conversation conversation = message.getConversation();
609 final Account account = conversation.getAccount();
610 final int type = getItemViewType(position);
611 ViewHolder viewHolder;
612 if (view == null) {
613 viewHolder = new ViewHolder();
614 switch (type) {
615 case DATE_SEPARATOR:
616 view = activity.getLayoutInflater().inflate(R.layout.message_date_bubble, parent, false);
617 viewHolder.status_message = (TextView) view.findViewById(R.id.message_body);
618 viewHolder.message_box = (LinearLayout) view.findViewById(R.id.message_box);
619 break;
620 case SENT:
621 view = activity.getLayoutInflater().inflate(
622 R.layout.message_sent, parent, false);
623 viewHolder.message_box = (LinearLayout) view
624 .findViewById(R.id.message_box);
625 viewHolder.contact_picture = (ImageView) view
626 .findViewById(R.id.message_photo);
627 viewHolder.download_button = (Button) view
628 .findViewById(R.id.download_button);
629 viewHolder.indicator = (ImageView) view
630 .findViewById(R.id.security_indicator);
631 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
632 viewHolder.image = (ImageView) view
633 .findViewById(R.id.message_image);
634 viewHolder.messageBody = (CopyTextView) view
635 .findViewById(R.id.message_body);
636 viewHolder.time = (TextView) view
637 .findViewById(R.id.message_time);
638 viewHolder.indicatorReceived = (ImageView) view
639 .findViewById(R.id.indicator_received);
640 viewHolder.audioPlayer = (RelativeLayout) view.findViewById(R.id.audio_player);
641 break;
642 case RECEIVED:
643 view = activity.getLayoutInflater().inflate(
644 R.layout.message_received, parent, false);
645 viewHolder.message_box = (LinearLayout) view
646 .findViewById(R.id.message_box);
647 viewHolder.contact_picture = (ImageView) view
648 .findViewById(R.id.message_photo);
649 viewHolder.download_button = (Button) view
650 .findViewById(R.id.download_button);
651 viewHolder.indicator = (ImageView) view
652 .findViewById(R.id.security_indicator);
653 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
654 viewHolder.image = (ImageView) view
655 .findViewById(R.id.message_image);
656 viewHolder.messageBody = (CopyTextView) view
657 .findViewById(R.id.message_body);
658 viewHolder.time = (TextView) view
659 .findViewById(R.id.message_time);
660 viewHolder.indicatorReceived = (ImageView) view
661 .findViewById(R.id.indicator_received);
662 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
663 viewHolder.audioPlayer = (RelativeLayout) view.findViewById(R.id.audio_player);
664 break;
665 case STATUS:
666 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
667 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
668 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
669 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
670 break;
671 default:
672 throw new AssertionError("Unknown view type");
673 }
674 if (viewHolder.messageBody != null) {
675 listSelectionManager.onCreate(viewHolder.messageBody,
676 new MessageBodyActionModeCallback(viewHolder.messageBody));
677 viewHolder.messageBody.setCopyHandler(this);
678 }
679 view.setTag(viewHolder);
680 } else {
681 viewHolder = (ViewHolder) view.getTag();
682 if (viewHolder == null) {
683 return view;
684 }
685 }
686
687 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
688
689 if (type == DATE_SEPARATOR) {
690 if (UIHelper.today(message.getTimeSent())) {
691 viewHolder.status_message.setText(R.string.today);
692 } else if (UIHelper.yesterday(message.getTimeSent())) {
693 viewHolder.status_message.setText(R.string.yesterday);
694 } else {
695 viewHolder.status_message.setText(DateUtils.formatDateTime(activity,message.getTimeSent(),DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR));
696 }
697 viewHolder.message_box.setBackgroundResource(activity.isDarkTheme() ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white);
698 viewHolder.status_message.setTextColor(activity.getSecondaryTextColor());
699 return view;
700 } else if (type == STATUS) {
701 if ("LOAD_MORE".equals(message.getBody())) {
702 viewHolder.status_message.setVisibility(View.GONE);
703 viewHolder.contact_picture.setVisibility(View.GONE);
704 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
705 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
706 @Override
707 public void onClick(View v) {
708 loadMoreMessages(message.getConversation());
709 }
710 });
711 } else {
712 viewHolder.status_message.setVisibility(View.VISIBLE);
713 viewHolder.load_more_messages.setVisibility(View.GONE);
714 viewHolder.status_message.setText(message.getBody());
715 boolean showAvatar;
716 if (conversation.getMode() == Conversation.MODE_SINGLE) {
717 showAvatar = true;
718 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
719 } else if (message.getCounterpart() != null ){
720 showAvatar = true;
721 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
722 } else {
723 showAvatar = false;
724 }
725 if (showAvatar) {
726 viewHolder.contact_picture.setAlpha(0.5f);
727 viewHolder.contact_picture.setVisibility(View.VISIBLE);
728 } else {
729 viewHolder.contact_picture.setVisibility(View.GONE);
730 }
731 }
732 return view;
733 } else {
734 loadAvatar(message, viewHolder.contact_picture,activity.getPixel(48));
735 }
736
737 viewHolder.contact_picture
738 .setOnClickListener(new OnClickListener() {
739
740 @Override
741 public void onClick(View v) {
742 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
743 MessageAdapter.this.mOnContactPictureClickedListener
744 .onContactPictureClicked(message);
745 }
746
747 }
748 });
749 viewHolder.contact_picture
750 .setOnLongClickListener(new OnLongClickListener() {
751
752 @Override
753 public boolean onLongClick(View v) {
754 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
755 MessageAdapter.this.mOnContactPictureLongClickedListener
756 .onContactPictureLongClicked(message);
757 return true;
758 } else {
759 return false;
760 }
761 }
762 });
763
764 final Transferable transferable = message.getTransferable();
765 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
766 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
767 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
768 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
769 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
770 } else {
771 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
772 }
773 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
774 displayImageMessage(viewHolder, message);
775 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
776 if (message.getFileParams().width > 0 && message.getFileParams().height > 0) {
777 displayImageMessage(viewHolder, message);
778 } else if (message.getFileParams().runtime > 0) {
779 displayAudioMessage(viewHolder, message, darkBackground);
780 } else {
781 displayOpenableMessage(viewHolder, message);
782 }
783 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
784 if (account.isPgpDecryptionServiceConnected()) {
785 if (!account.hasPendingPgpIntent(conversation)) {
786 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
787 } else {
788 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
789 }
790 } else {
791 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
792 viewHolder.message_box.setOnClickListener(new OnClickListener() {
793
794 @Override
795 public void onClick(View v) {
796 activity.showInstallPgpDialog();
797 }
798 });
799 }
800 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
801 displayDecryptionFailed(viewHolder,darkBackground);
802 } else {
803 if (message.isGeoUri()) {
804 displayLocationMessage(viewHolder,message);
805 } else if (message.bodyIsOnlyEmojis()) {
806 displayEmojiMessage(viewHolder, message.getBody().replaceAll("\\s",""));
807 } else if (message.treatAsDownloadable()) {
808 try {
809 URL url = new URL(message.getBody());
810 displayDownloadableMessage(viewHolder,
811 message,
812 activity.getString(R.string.check_x_filesize_on_host,
813 UIHelper.getFileDescriptionString(activity, message),
814 url.getHost()));
815 } catch (Exception e) {
816 displayDownloadableMessage(viewHolder,
817 message,
818 activity.getString(R.string.check_x_filesize,
819 UIHelper.getFileDescriptionString(activity, message)));
820 }
821 } else {
822 displayTextMessage(viewHolder, message, darkBackground, type);
823 }
824 }
825
826 if (type == RECEIVED) {
827 if(isInValidSession) {
828 int bubble;
829 if (!mUseGreenBackground) {
830 bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
831 } else {
832 bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
833 }
834 viewHolder.message_box.setBackgroundResource(bubble);
835 viewHolder.encryption.setVisibility(View.GONE);
836 } else {
837 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
838 viewHolder.encryption.setVisibility(View.VISIBLE);
839 if (omemoEncryption && !message.isTrusted()) {
840 viewHolder.encryption.setText(R.string.not_trusted);
841 } else {
842 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
843 }
844 }
845 }
846
847 displayStatus(viewHolder, message, type, darkBackground);
848
849 return view;
850 }
851
852 @Override
853 public void notifyDataSetChanged() {
854 listSelectionManager.onBeforeNotifyDataSetChanged();
855 super.notifyDataSetChanged();
856 listSelectionManager.onAfterNotifyDataSetChanged();
857 }
858
859 private String transformText(CharSequence text, int start, int end, boolean forCopy) {
860 SpannableStringBuilder builder = new SpannableStringBuilder(text);
861 Object copySpan = new Object();
862 builder.setSpan(copySpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
863 DividerSpan[] dividerSpans = builder.getSpans(0, builder.length(), DividerSpan.class);
864 for (DividerSpan dividerSpan : dividerSpans) {
865 builder.replace(builder.getSpanStart(dividerSpan), builder.getSpanEnd(dividerSpan),
866 dividerSpan.isLarge() ? "\n\n" : "\n");
867 }
868 start = builder.getSpanStart(copySpan);
869 end = builder.getSpanEnd(copySpan);
870 if (start == -1 || end == -1) return "";
871 builder = new SpannableStringBuilder(builder, start, end);
872 if (forCopy) {
873 QuoteSpan[] quoteSpans = builder.getSpans(0, builder.length(), QuoteSpan.class);
874 for (QuoteSpan quoteSpan : quoteSpans) {
875 builder.insert(builder.getSpanStart(quoteSpan), "> ");
876 }
877 }
878 return builder.toString();
879 }
880
881 @Override
882 public String transformTextForCopy(CharSequence text, int start, int end) {
883 if (text instanceof Spanned) {
884 return transformText(text, start, end, true);
885 } else {
886 return text.toString().substring(start, end);
887 }
888 }
889
890 public FileBackend getFileBackend() {
891 return activity.xmppConnectionService.getFileBackend();
892 }
893
894 public void stopAudioPlayer() {
895 audioPlayer.stop();
896 }
897
898 public interface OnQuoteListener {
899 public void onQuote(String text);
900 }
901
902 private class MessageBodyActionModeCallback implements ActionMode.Callback {
903
904 private final TextView textView;
905
906 public MessageBodyActionModeCallback(TextView textView) {
907 this.textView = textView;
908 }
909
910 @Override
911 public boolean onCreateActionMode(ActionMode mode, Menu menu) {
912 if (onQuoteListener != null) {
913 int quoteResId = activity.getThemeResource(R.attr.icon_quote, R.drawable.ic_action_reply);
914 // 3rd item is placed after "copy" item
915 menu.add(0, android.R.id.button1, 3, R.string.quote).setIcon(quoteResId)
916 .setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
917 }
918 return false;
919 }
920
921 @Override
922 public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
923 return false;
924 }
925
926 @Override
927 public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
928 if (item.getItemId() == android.R.id.button1) {
929 int start = textView.getSelectionStart();
930 int end = textView.getSelectionEnd();
931 if (end > start) {
932 String text = transformText(textView.getText(), start, end, false);
933 if (onQuoteListener != null) {
934 onQuoteListener.onQuote(text);
935 }
936 mode.finish();
937 }
938 return true;
939 }
940 return false;
941 }
942
943 @Override
944 public void onDestroyActionMode(ActionMode mode) {}
945 }
946
947 public void openDownloadable(Message message) {
948 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
949 if (!file.exists()) {
950 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
951 return;
952 }
953 Intent openIntent = new Intent(Intent.ACTION_VIEW);
954 String mime = file.getMimeType();
955 if (mime == null) {
956 mime = "*/*";
957 }
958 Uri uri;
959 try {
960 uri = FileBackend.getUriForFile(activity, file);
961 } catch (SecurityException e) {
962 Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
963 return;
964 }
965 openIntent.setDataAndType(uri, mime);
966 openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
967 PackageManager manager = activity.getPackageManager();
968 List<ResolveInfo> info = manager.queryIntentActivities(openIntent, 0);
969 if (info.size() == 0) {
970 openIntent.setDataAndType(uri,"*/*");
971 }
972 try {
973 getContext().startActivity(openIntent);
974 } catch (ActivityNotFoundException e) {
975 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
976 }
977 }
978
979 public void showLocation(Message message) {
980 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
981 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
982 getContext().startActivity(intent);
983 return;
984 }
985 }
986 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
987 }
988
989 public void updatePreferences() {
990 this.mIndicateReceived = activity.indicateReceived();
991 this.mUseGreenBackground = activity.useGreenBackground();
992 }
993
994 public TextView getMessageBody(View view) {
995 final Object tag = view.getTag();
996 if (tag instanceof ViewHolder) {
997 final ViewHolder viewHolder = (ViewHolder) tag;
998 return viewHolder.messageBody;
999 }
1000 return null;
1001 }
1002
1003 public interface OnContactPictureClicked {
1004 void onContactPictureClicked(Message message);
1005 }
1006
1007 public interface OnContactPictureLongClicked {
1008 void onContactPictureLongClicked(Message message);
1009 }
1010
1011 private static class ViewHolder {
1012
1013 protected LinearLayout message_box;
1014 protected Button download_button;
1015 protected ImageView image;
1016 protected ImageView indicator;
1017 protected ImageView indicatorReceived;
1018 protected TextView time;
1019 protected CopyTextView messageBody;
1020 protected ImageView contact_picture;
1021 protected TextView status_message;
1022 protected TextView encryption;
1023 public Button load_more_messages;
1024 public ImageView edit_indicator;
1025 public RelativeLayout audioPlayer;
1026 }
1027
1028 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
1029 private final WeakReference<ImageView> imageViewReference;
1030 private Message message = null;
1031 private final int size;
1032
1033 public BitmapWorkerTask(ImageView imageView, int size) {
1034 imageViewReference = new WeakReference<>(imageView);
1035 this.size = size;
1036 }
1037
1038 @Override
1039 protected Bitmap doInBackground(Message... params) {
1040 return activity.avatarService().get(params[0], size, isCancelled());
1041 }
1042
1043 @Override
1044 protected void onPostExecute(Bitmap bitmap) {
1045 if (bitmap != null && !isCancelled()) {
1046 final ImageView imageView = imageViewReference.get();
1047 if (imageView != null) {
1048 imageView.setImageBitmap(bitmap);
1049 imageView.setBackgroundColor(0x00000000);
1050 }
1051 }
1052 }
1053 }
1054
1055 public void loadAvatar(Message message, ImageView imageView, int size) {
1056 if (cancelPotentialWork(message, imageView)) {
1057 final Bitmap bm = activity.avatarService().get(message, size, true);
1058 if (bm != null) {
1059 cancelPotentialWork(message, imageView);
1060 imageView.setImageBitmap(bm);
1061 imageView.setBackgroundColor(0x00000000);
1062 } else {
1063 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
1064 imageView.setImageDrawable(null);
1065 final BitmapWorkerTask task = new BitmapWorkerTask(imageView, size);
1066 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
1067 imageView.setImageDrawable(asyncDrawable);
1068 try {
1069 task.execute(message);
1070 } catch (final RejectedExecutionException ignored) {
1071 }
1072 }
1073 }
1074 }
1075
1076 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
1077 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
1078
1079 if (bitmapWorkerTask != null) {
1080 final Message oldMessage = bitmapWorkerTask.message;
1081 if (oldMessage == null || message != oldMessage) {
1082 bitmapWorkerTask.cancel(true);
1083 } else {
1084 return false;
1085 }
1086 }
1087 return true;
1088 }
1089
1090 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
1091 if (imageView != null) {
1092 final Drawable drawable = imageView.getDrawable();
1093 if (drawable instanceof AsyncDrawable) {
1094 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
1095 return asyncDrawable.getBitmapWorkerTask();
1096 }
1097 }
1098 return null;
1099 }
1100
1101 static class AsyncDrawable extends BitmapDrawable {
1102 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
1103
1104 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
1105 super(res, bitmap);
1106 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
1107 }
1108
1109 public BitmapWorkerTask getBitmapWorkerTask() {
1110 return bitmapWorkerTaskReference.get();
1111 }
1112 }
1113}