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.text.Spannable;
15import android.text.SpannableString;
16import android.text.Spanned;
17import android.text.style.ForegroundColorSpan;
18import android.text.style.RelativeSizeSpan;
19import android.text.style.StyleSpan;
20import android.util.DisplayMetrics;
21import android.view.View;
22import android.view.View.OnClickListener;
23import android.view.View.OnLongClickListener;
24import android.view.ViewGroup;
25import android.widget.ArrayAdapter;
26import android.widget.Button;
27import android.widget.ImageView;
28import android.widget.LinearLayout;
29import android.widget.TextView;
30import android.widget.Toast;
31
32import java.lang.ref.WeakReference;
33import java.util.List;
34import java.util.concurrent.RejectedExecutionException;
35
36import eu.siacs.conversations.R;
37import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
38import eu.siacs.conversations.entities.Account;
39import eu.siacs.conversations.entities.Contact;
40import eu.siacs.conversations.entities.Conversation;
41import eu.siacs.conversations.entities.DownloadableFile;
42import eu.siacs.conversations.entities.Message;
43import eu.siacs.conversations.entities.Message.FileParams;
44import eu.siacs.conversations.entities.Transferable;
45import eu.siacs.conversations.ui.ConversationActivity;
46import eu.siacs.conversations.utils.CryptoHelper;
47import eu.siacs.conversations.utils.GeoHelper;
48import eu.siacs.conversations.utils.UIHelper;
49
50public class MessageAdapter extends ArrayAdapter<Message> {
51
52 private static final int SENT = 0;
53 private static final int RECEIVED = 1;
54 private static final int STATUS = 2;
55
56 private ConversationActivity activity;
57
58 private DisplayMetrics metrics;
59
60 private OnContactPictureClicked mOnContactPictureClickedListener;
61 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
62
63 private OnLongClickListener openContextMenu = new OnLongClickListener() {
64
65 @Override
66 public boolean onLongClick(View v) {
67 v.showContextMenu();
68 return true;
69 }
70 };
71 private boolean mIndicateReceived = false;
72 private boolean mUseWhiteBackground = false;
73
74 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
75 super(activity, 0, messages);
76 this.activity = activity;
77 metrics = getContext().getResources().getDisplayMetrics();
78 updatePreferences();
79 }
80
81 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
82 this.mOnContactPictureClickedListener = listener;
83 }
84
85 public void setOnContactPictureLongClicked(
86 OnContactPictureLongClicked listener) {
87 this.mOnContactPictureLongClickedListener = listener;
88 }
89
90 @Override
91 public int getViewTypeCount() {
92 return 3;
93 }
94
95 public int getItemViewType(Message message) {
96 if (message.getType() == Message.TYPE_STATUS) {
97 return STATUS;
98 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
99 return RECEIVED;
100 }
101
102 return SENT;
103 }
104
105 @Override
106 public int getItemViewType(int position) {
107 return this.getItemViewType(getItem(position));
108 }
109
110 private int getMessageTextColor(boolean onDark, boolean primary) {
111 if (onDark) {
112 return activity.getResources().getColor(primary ? R.color.white : R.color.white70);
113 } else {
114 return activity.getResources().getColor(primary ? R.color.black87 : R.color.black54);
115 }
116 }
117
118 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
119 String filesize = null;
120 String info = null;
121 boolean error = false;
122 if (viewHolder.indicatorReceived != null) {
123 viewHolder.indicatorReceived.setVisibility(View.GONE);
124 }
125 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
126 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
127 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
128 FileParams params = message.getFileParams();
129 if (params.size > (1.5 * 1024 * 1024)) {
130 filesize = params.size / (1024 * 1024)+ " MiB";
131 } else if (params.size > 0) {
132 filesize = params.size / 1024 + " KiB";
133 }
134 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
135 error = true;
136 }
137 }
138 switch (message.getMergedStatus()) {
139 case Message.STATUS_WAITING:
140 info = getContext().getString(R.string.waiting);
141 break;
142 case Message.STATUS_UNSEND:
143 Transferable d = message.getTransferable();
144 if (d!=null) {
145 info = getContext().getString(R.string.sending_file,d.getProgress());
146 } else {
147 info = getContext().getString(R.string.sending);
148 }
149 break;
150 case Message.STATUS_OFFERED:
151 info = getContext().getString(R.string.offering);
152 break;
153 case Message.STATUS_SEND_RECEIVED:
154 if (mIndicateReceived) {
155 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
156 }
157 break;
158 case Message.STATUS_SEND_DISPLAYED:
159 if (mIndicateReceived) {
160 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
161 }
162 break;
163 case Message.STATUS_SEND_FAILED:
164 info = getContext().getString(R.string.send_failed);
165 error = true;
166 break;
167 default:
168 if (multiReceived) {
169 info = UIHelper.getMessageDisplayName(message);
170 }
171 break;
172 }
173 if (error && type == SENT) {
174 viewHolder.time.setTextColor(activity.getWarningTextColor());
175 } else {
176 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
177 }
178 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
179 viewHolder.indicator.setVisibility(View.GONE);
180 } else {
181 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_secure_indicator_white : R.drawable.ic_secure_indicator);
182 viewHolder.indicator.setVisibility(View.VISIBLE);
183 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
184 XmppAxolotlSession.Trust trust = message.getConversation()
185 .getAccount().getAxolotlService().getFingerprintTrust(
186 message.getAxolotlFingerprint());
187
188 if(trust == null || (!trust.trusted() && !trust.trustedInactive())) {
189 viewHolder.indicator.setColorFilter(activity.getWarningTextColor());
190 viewHolder.indicator.setAlpha(1.0f);
191 } else {
192 viewHolder.indicator.clearColorFilter();
193 if (darkBackground) {
194 viewHolder.indicator.setAlpha(0.7f);
195 } else {
196 viewHolder.indicator.setAlpha(0.57f);
197 }
198 }
199 } else {
200 viewHolder.indicator.clearColorFilter();
201 if (darkBackground) {
202 viewHolder.indicator.setAlpha(0.7f);
203 } else {
204 viewHolder.indicator.setAlpha(0.57f);
205 }
206 }
207 }
208
209 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
210 message.getMergedTimeSent());
211 if (message.getStatus() <= Message.STATUS_RECEIVED) {
212 if ((filesize != null) && (info != null)) {
213 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
214 } else if ((filesize == null) && (info != null)) {
215 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
216 } else if ((filesize != null) && (info == null)) {
217 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
218 } else {
219 viewHolder.time.setText(formatedTime);
220 }
221 } else {
222 if ((filesize != null) && (info != null)) {
223 viewHolder.time.setText(filesize + " \u00B7 " + info);
224 } else if ((filesize == null) && (info != null)) {
225 if (error) {
226 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
227 } else {
228 viewHolder.time.setText(info);
229 }
230 } else if ((filesize != null) && (info == null)) {
231 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
232 } else {
233 viewHolder.time.setText(formatedTime);
234 }
235 }
236 }
237
238 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
239 if (viewHolder.download_button != null) {
240 viewHolder.download_button.setVisibility(View.GONE);
241 }
242 viewHolder.image.setVisibility(View.GONE);
243 viewHolder.messageBody.setVisibility(View.VISIBLE);
244 viewHolder.messageBody.setText(text);
245 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
246 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
247 }
248
249 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
250 if (viewHolder.download_button != null) {
251 viewHolder.download_button.setVisibility(View.GONE);
252 }
253 viewHolder.image.setVisibility(View.GONE);
254 viewHolder.messageBody.setVisibility(View.VISIBLE);
255 viewHolder.messageBody.setText(getContext().getString(
256 R.string.decryption_failed));
257 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
258 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
259 }
260
261 private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
262 if (viewHolder.download_button != null) {
263 viewHolder.download_button.setVisibility(View.GONE);
264 }
265 viewHolder.image.setVisibility(View.GONE);
266 viewHolder.messageBody.setVisibility(View.VISIBLE);
267 viewHolder.messageBody.setIncludeFontPadding(false);
268 Spannable span = new SpannableString(body);
269 span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
270 span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
271 viewHolder.messageBody.setText(span);
272 }
273
274 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground) {
275 if (viewHolder.download_button != null) {
276 viewHolder.download_button.setVisibility(View.GONE);
277 }
278 viewHolder.image.setVisibility(View.GONE);
279 viewHolder.messageBody.setVisibility(View.VISIBLE);
280 viewHolder.messageBody.setIncludeFontPadding(true);
281 if (message.getBody() != null) {
282 final String nick = UIHelper.getMessageDisplayName(message);
283 String body;
284 try {
285 body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND, nick + " ");
286 } catch (ArrayIndexOutOfBoundsException e) {
287 body = message.getMergedBody();
288 }
289 final SpannableString formattedBody = new SpannableString(body);
290 int i = body.indexOf(Message.MERGE_SEPARATOR);
291 while(i >= 0) {
292 final int end = i + Message.MERGE_SEPARATOR.length();
293 formattedBody.setSpan(new RelativeSizeSpan(0.3f),i,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
294 i = body.indexOf(Message.MERGE_SEPARATOR,end);
295 }
296 if (message.getType() != Message.TYPE_PRIVATE) {
297 if (message.hasMeCommand()) {
298 final Spannable span = new SpannableString(formattedBody);
299 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
300 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
301 viewHolder.messageBody.setText(span);
302 } else {
303 viewHolder.messageBody.setText(formattedBody);
304 }
305 } else {
306 String privateMarker;
307 if (message.getStatus() <= Message.STATUS_RECEIVED) {
308 privateMarker = activity
309 .getString(R.string.private_message);
310 } else {
311 final String to;
312 if (message.getCounterpart() != null) {
313 to = message.getCounterpart().getResourcepart();
314 } else {
315 to = "";
316 }
317 privateMarker = activity.getString(R.string.private_message_to, to);
318 }
319 final Spannable span = new SpannableString(privateMarker + " "
320 + formattedBody);
321 span.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground,false)), 0, privateMarker
322 .length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
323 span.setSpan(new StyleSpan(Typeface.BOLD), 0,
324 privateMarker.length(),
325 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
326 if (message.hasMeCommand()) {
327 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
328 privateMarker.length() + 1 + nick.length(),
329 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
330 }
331 viewHolder.messageBody.setText(span);
332 }
333 } else {
334 viewHolder.messageBody.setText("");
335 }
336 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
337 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
338 viewHolder.messageBody.setHighlightColor(activity.getResources().getColor(darkBackground ? R.color.grey800 : R.color.grey500));
339 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
340 }
341
342 private void displayDownloadableMessage(ViewHolder viewHolder,
343 final Message message, String text) {
344 viewHolder.image.setVisibility(View.GONE);
345 viewHolder.messageBody.setVisibility(View.GONE);
346 viewHolder.download_button.setVisibility(View.VISIBLE);
347 viewHolder.download_button.setText(text);
348 viewHolder.download_button.setOnClickListener(new OnClickListener() {
349
350 @Override
351 public void onClick(View v) {
352 activity.startDownloadable(message);
353 }
354 });
355 viewHolder.download_button.setOnLongClickListener(openContextMenu);
356 }
357
358 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
359 viewHolder.image.setVisibility(View.GONE);
360 viewHolder.messageBody.setVisibility(View.GONE);
361 viewHolder.download_button.setVisibility(View.VISIBLE);
362 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
363 viewHolder.download_button.setOnClickListener(new OnClickListener() {
364
365 @Override
366 public void onClick(View v) {
367 openDownloadable(message);
368 }
369 });
370 viewHolder.download_button.setOnLongClickListener(openContextMenu);
371 }
372
373 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
374 viewHolder.image.setVisibility(View.GONE);
375 viewHolder.messageBody.setVisibility(View.GONE);
376 viewHolder.download_button.setVisibility(View.VISIBLE);
377 viewHolder.download_button.setText(R.string.show_location);
378 viewHolder.download_button.setOnClickListener(new OnClickListener() {
379
380 @Override
381 public void onClick(View v) {
382 showLocation(message);
383 }
384 });
385 viewHolder.download_button.setOnLongClickListener(openContextMenu);
386 }
387
388 private void displayImageMessage(ViewHolder viewHolder,
389 final Message message) {
390 if (viewHolder.download_button != null) {
391 viewHolder.download_button.setVisibility(View.GONE);
392 }
393 viewHolder.messageBody.setVisibility(View.GONE);
394 viewHolder.image.setVisibility(View.VISIBLE);
395 FileParams params = message.getFileParams();
396 double target = metrics.density * 288;
397 int scalledW;
398 int scalledH;
399 if (params.width <= params.height) {
400 scalledW = (int) (params.width / ((double) params.height / target));
401 scalledH = (int) target;
402 } else {
403 scalledW = (int) target;
404 scalledH = (int) (params.height / ((double) params.width / target));
405 }
406 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scalledW, scalledH);
407 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
408 viewHolder.image.setLayoutParams(layoutParams);
409 activity.loadBitmap(message, viewHolder.image);
410 viewHolder.image.setOnClickListener(new OnClickListener() {
411
412 @Override
413 public void onClick(View v) {
414 openDownloadable(message);
415 }
416 });
417 viewHolder.image.setOnLongClickListener(openContextMenu);
418 }
419
420 @Override
421 public View getView(int position, View view, ViewGroup parent) {
422 final Message message = getItem(position);
423 final boolean isInValidSession = message.isValidInSession();
424 final Conversation conversation = message.getConversation();
425 final Account account = conversation.getAccount();
426 final int type = getItemViewType(position);
427 ViewHolder viewHolder;
428 if (view == null) {
429 viewHolder = new ViewHolder();
430 switch (type) {
431 case SENT:
432 view = activity.getLayoutInflater().inflate(
433 R.layout.message_sent, parent, false);
434 viewHolder.message_box = (LinearLayout) view
435 .findViewById(R.id.message_box);
436 viewHolder.contact_picture = (ImageView) view
437 .findViewById(R.id.message_photo);
438 viewHolder.download_button = (Button) view
439 .findViewById(R.id.download_button);
440 viewHolder.indicator = (ImageView) view
441 .findViewById(R.id.security_indicator);
442 viewHolder.image = (ImageView) view
443 .findViewById(R.id.message_image);
444 viewHolder.messageBody = (TextView) view
445 .findViewById(R.id.message_body);
446 viewHolder.time = (TextView) view
447 .findViewById(R.id.message_time);
448 viewHolder.indicatorReceived = (ImageView) view
449 .findViewById(R.id.indicator_received);
450 break;
451 case RECEIVED:
452 view = activity.getLayoutInflater().inflate(
453 R.layout.message_received, parent, false);
454 viewHolder.message_box = (LinearLayout) view
455 .findViewById(R.id.message_box);
456 viewHolder.contact_picture = (ImageView) view
457 .findViewById(R.id.message_photo);
458 viewHolder.download_button = (Button) view
459 .findViewById(R.id.download_button);
460 viewHolder.indicator = (ImageView) view
461 .findViewById(R.id.security_indicator);
462 viewHolder.image = (ImageView) view
463 .findViewById(R.id.message_image);
464 viewHolder.messageBody = (TextView) view
465 .findViewById(R.id.message_body);
466 viewHolder.time = (TextView) view
467 .findViewById(R.id.message_time);
468 viewHolder.indicatorReceived = (ImageView) view
469 .findViewById(R.id.indicator_received);
470 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
471 break;
472 case STATUS:
473 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
474 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
475 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
476 break;
477 default:
478 viewHolder = null;
479 break;
480 }
481 view.setTag(viewHolder);
482 } else {
483 viewHolder = (ViewHolder) view.getTag();
484 if (viewHolder == null) {
485 return view;
486 }
487 }
488
489 boolean darkBackground = (type == RECEIVED && (!isInValidSession || !mUseWhiteBackground));
490
491 if (type == STATUS) {
492 if (conversation.getMode() == Conversation.MODE_SINGLE) {
493 viewHolder.contact_picture.setImageBitmap(activity
494 .avatarService().get(conversation.getContact(),
495 activity.getPixel(32)));
496 viewHolder.contact_picture.setAlpha(0.5f);
497 viewHolder.status_message.setText(message.getBody());
498 }
499 return view;
500 } else {
501 loadAvatar(message,viewHolder.contact_picture);
502 }
503
504 viewHolder.contact_picture
505 .setOnClickListener(new OnClickListener() {
506
507 @Override
508 public void onClick(View v) {
509 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
510 MessageAdapter.this.mOnContactPictureClickedListener
511 .onContactPictureClicked(message);
512 }
513
514 }
515 });
516 viewHolder.contact_picture
517 .setOnLongClickListener(new OnLongClickListener() {
518
519 @Override
520 public boolean onLongClick(View v) {
521 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
522 MessageAdapter.this.mOnContactPictureLongClickedListener
523 .onContactPictureLongClicked(message);
524 return true;
525 } else {
526 return false;
527 }
528 }
529 });
530
531 final Transferable transferable = message.getTransferable();
532 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
533 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
534 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
535 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
536 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
537 } else {
538 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
539 }
540 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
541 displayImageMessage(viewHolder, message);
542 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
543 if (message.getFileParams().width > 0) {
544 displayImageMessage(viewHolder,message);
545 } else {
546 displayOpenableMessage(viewHolder, message);
547 }
548 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
549 if (activity.hasPgp()) {
550 if (account.getPgpDecryptionService().isRunning()) {
551 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
552 } else {
553 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
554 }
555 } else {
556 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
557 if (viewHolder != null) {
558 viewHolder.message_box
559 .setOnClickListener(new OnClickListener() {
560
561 @Override
562 public void onClick(View v) {
563 activity.showInstallPgpDialog();
564 }
565 });
566 }
567 }
568 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
569 displayDecryptionFailed(viewHolder,darkBackground);
570 } else {
571 if (GeoHelper.isGeoUri(message.getBody())) {
572 displayLocationMessage(viewHolder,message);
573 } else if (message.bodyIsHeart()) {
574 displayHeartMessage(viewHolder, message.getBody().trim());
575 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
576 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
577 } else {
578 displayTextMessage(viewHolder, message, darkBackground);
579 }
580 }
581
582 if (type == RECEIVED) {
583 if(isInValidSession) {
584 if (mUseWhiteBackground) {
585 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_white);
586 } else {
587 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received);
588 }
589 viewHolder.encryption.setVisibility(View.GONE);
590 } else {
591 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
592 viewHolder.encryption.setVisibility(View.VISIBLE);
593 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
594 }
595 }
596
597 displayStatus(viewHolder, message, type, darkBackground);
598
599 return view;
600 }
601
602 public void openDownloadable(Message message) {
603 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
604 if (!file.exists()) {
605 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
606 return;
607 }
608 Intent openIntent = new Intent(Intent.ACTION_VIEW);
609 String mime = file.getMimeType();
610 if (mime == null) {
611 mime = "*/*";
612 }
613 openIntent.setDataAndType(Uri.fromFile(file), mime);
614 PackageManager manager = activity.getPackageManager();
615 List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
616 if (infos.size() == 0) {
617 openIntent.setDataAndType(Uri.fromFile(file),"*/*");
618 }
619 try {
620 getContext().startActivity(openIntent);
621 return;
622 } catch (ActivityNotFoundException e) {
623 //ignored
624 }
625 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
626 }
627
628 public void showLocation(Message message) {
629 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
630 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
631 getContext().startActivity(intent);
632 return;
633 }
634 }
635 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
636 }
637
638 public void updatePreferences() {
639 this.mIndicateReceived = activity.indicateReceived();
640 this.mUseWhiteBackground = activity.useWhiteBackground();
641 }
642
643 public interface OnContactPictureClicked {
644 void onContactPictureClicked(Message message);
645 }
646
647 public interface OnContactPictureLongClicked {
648 void onContactPictureLongClicked(Message message);
649 }
650
651 private static class ViewHolder {
652
653 protected LinearLayout message_box;
654 protected Button download_button;
655 protected ImageView image;
656 protected ImageView indicator;
657 protected ImageView indicatorReceived;
658 protected TextView time;
659 protected TextView messageBody;
660 protected ImageView contact_picture;
661 protected TextView status_message;
662 protected TextView encryption;
663 }
664
665 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
666 private final WeakReference<ImageView> imageViewReference;
667 private Message message = null;
668
669 public BitmapWorkerTask(ImageView imageView) {
670 imageViewReference = new WeakReference<>(imageView);
671 }
672
673 @Override
674 protected Bitmap doInBackground(Message... params) {
675 return activity.avatarService().get(params[0], activity.getPixel(48), isCancelled());
676 }
677
678 @Override
679 protected void onPostExecute(Bitmap bitmap) {
680 if (bitmap != null) {
681 final ImageView imageView = imageViewReference.get();
682 if (imageView != null) {
683 imageView.setImageBitmap(bitmap);
684 imageView.setBackgroundColor(0x00000000);
685 }
686 }
687 }
688 }
689
690 public void loadAvatar(Message message, ImageView imageView) {
691 if (cancelPotentialWork(message, imageView)) {
692 final Bitmap bm = activity.avatarService().get(message, activity.getPixel(48), true);
693 if (bm != null) {
694 imageView.setImageBitmap(bm);
695 imageView.setBackgroundColor(0x00000000);
696 } else {
697 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
698 imageView.setImageDrawable(null);
699 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
700 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
701 imageView.setImageDrawable(asyncDrawable);
702 try {
703 task.execute(message);
704 } catch (final RejectedExecutionException ignored) {
705 }
706 }
707 }
708 }
709
710 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
711 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
712
713 if (bitmapWorkerTask != null) {
714 final Message oldMessage = bitmapWorkerTask.message;
715 if (oldMessage == null || message != oldMessage) {
716 bitmapWorkerTask.cancel(true);
717 } else {
718 return false;
719 }
720 }
721 return true;
722 }
723
724 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
725 if (imageView != null) {
726 final Drawable drawable = imageView.getDrawable();
727 if (drawable instanceof AsyncDrawable) {
728 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
729 return asyncDrawable.getBitmapWorkerTask();
730 }
731 }
732 return null;
733 }
734
735 static class AsyncDrawable extends BitmapDrawable {
736 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
737
738 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
739 super(res, bitmap);
740 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
741 }
742
743 public BitmapWorkerTask getBitmapWorkerTask() {
744 return bitmapWorkerTaskReference.get();
745 }
746 }
747}