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.util.Patterns;
22import android.view.View;
23import android.view.View.OnClickListener;
24import android.view.View.OnLongClickListener;
25import android.view.ViewGroup;
26import android.widget.ArrayAdapter;
27import android.widget.Button;
28import android.widget.ImageView;
29import android.widget.LinearLayout;
30import android.widget.TextView;
31import android.widget.Toast;
32
33import java.lang.ref.WeakReference;
34import java.util.List;
35import java.util.concurrent.RejectedExecutionException;
36import java.util.regex.Matcher;
37
38import eu.siacs.conversations.R;
39import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
40import eu.siacs.conversations.entities.Account;
41import eu.siacs.conversations.entities.Conversation;
42import eu.siacs.conversations.entities.DownloadableFile;
43import eu.siacs.conversations.entities.Message;
44import eu.siacs.conversations.entities.Message.FileParams;
45import eu.siacs.conversations.entities.Transferable;
46import eu.siacs.conversations.ui.ConversationActivity;
47import eu.siacs.conversations.utils.CryptoHelper;
48import eu.siacs.conversations.utils.GeoHelper;
49import eu.siacs.conversations.utils.UIHelper;
50
51public class MessageAdapter extends ArrayAdapter<Message> {
52
53 private static final int SENT = 0;
54 private static final int RECEIVED = 1;
55 private static final int STATUS = 2;
56
57 private ConversationActivity activity;
58
59 private DisplayMetrics metrics;
60
61 private OnContactPictureClicked mOnContactPictureClickedListener;
62 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
63
64 private OnLongClickListener openContextMenu = new OnLongClickListener() {
65
66 @Override
67 public boolean onLongClick(View v) {
68 v.showContextMenu();
69 return true;
70 }
71 };
72 private boolean mIndicateReceived = false;
73 private boolean mUseWhiteBackground = false;
74
75 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
76 super(activity, 0, messages);
77 this.activity = activity;
78 metrics = getContext().getResources().getDisplayMetrics();
79 updatePreferences();
80 }
81
82 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
83 this.mOnContactPictureClickedListener = listener;
84 }
85
86 public void setOnContactPictureLongClicked(
87 OnContactPictureLongClicked listener) {
88 this.mOnContactPictureLongClickedListener = listener;
89 }
90
91 @Override
92 public int getViewTypeCount() {
93 return 3;
94 }
95
96 public int getItemViewType(Message message) {
97 if (message.getType() == Message.TYPE_STATUS) {
98 return STATUS;
99 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
100 return RECEIVED;
101 }
102
103 return SENT;
104 }
105
106 @Override
107 public int getItemViewType(int position) {
108 return this.getItemViewType(getItem(position));
109 }
110
111 private int getMessageTextColor(boolean onDark, boolean primary) {
112 if (onDark) {
113 return activity.getResources().getColor(primary ? R.color.white : R.color.white70);
114 } else {
115 return activity.getResources().getColor(primary ? R.color.black87 : R.color.black54);
116 }
117 }
118
119 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
120 String filesize = null;
121 String info = null;
122 boolean error = false;
123 if (viewHolder.indicatorReceived != null) {
124 viewHolder.indicatorReceived.setVisibility(View.GONE);
125 }
126 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
127 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
128 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
129 FileParams params = message.getFileParams();
130 if (params.size > (1.5 * 1024 * 1024)) {
131 filesize = params.size / (1024 * 1024)+ " MiB";
132 } else if (params.size > 0) {
133 filesize = params.size / 1024 + " KiB";
134 }
135 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
136 error = true;
137 }
138 }
139 switch (message.getMergedStatus()) {
140 case Message.STATUS_WAITING:
141 info = getContext().getString(R.string.waiting);
142 break;
143 case Message.STATUS_UNSEND:
144 Transferable d = message.getTransferable();
145 if (d!=null) {
146 info = getContext().getString(R.string.sending_file,d.getProgress());
147 } else {
148 info = getContext().getString(R.string.sending);
149 }
150 break;
151 case Message.STATUS_OFFERED:
152 info = getContext().getString(R.string.offering);
153 break;
154 case Message.STATUS_SEND_RECEIVED:
155 if (mIndicateReceived) {
156 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
157 }
158 break;
159 case Message.STATUS_SEND_DISPLAYED:
160 if (mIndicateReceived) {
161 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
162 }
163 break;
164 case Message.STATUS_SEND_FAILED:
165 info = getContext().getString(R.string.send_failed);
166 error = true;
167 break;
168 default:
169 if (multiReceived) {
170 info = UIHelper.getMessageDisplayName(message);
171 }
172 break;
173 }
174 if (error && type == SENT) {
175 viewHolder.time.setTextColor(activity.getWarningTextColor());
176 } else {
177 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
178 }
179 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
180 viewHolder.indicator.setVisibility(View.GONE);
181 } else {
182 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_secure_indicator_white : R.drawable.ic_secure_indicator);
183 viewHolder.indicator.setVisibility(View.VISIBLE);
184 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
185 XmppAxolotlSession.Trust trust = message.getConversation()
186 .getAccount().getAxolotlService().getFingerprintTrust(
187 message.getAxolotlFingerprint());
188
189 if(trust == null || (!trust.trusted() && !trust.trustedInactive())) {
190 viewHolder.indicator.setColorFilter(activity.getWarningTextColor());
191 viewHolder.indicator.setAlpha(1.0f);
192 } else {
193 viewHolder.indicator.clearColorFilter();
194 if (darkBackground) {
195 viewHolder.indicator.setAlpha(0.7f);
196 } else {
197 viewHolder.indicator.setAlpha(0.57f);
198 }
199 }
200 } else {
201 viewHolder.indicator.clearColorFilter();
202 if (darkBackground) {
203 viewHolder.indicator.setAlpha(0.7f);
204 } else {
205 viewHolder.indicator.setAlpha(0.57f);
206 }
207 }
208 }
209
210 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
211 message.getMergedTimeSent());
212 if (message.getStatus() <= Message.STATUS_RECEIVED) {
213 if ((filesize != null) && (info != null)) {
214 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
215 } else if ((filesize == null) && (info != null)) {
216 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
217 } else if ((filesize != null) && (info == null)) {
218 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
219 } else {
220 viewHolder.time.setText(formatedTime);
221 }
222 } else {
223 if ((filesize != null) && (info != null)) {
224 viewHolder.time.setText(filesize + " \u00B7 " + info);
225 } else if ((filesize == null) && (info != null)) {
226 if (error) {
227 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
228 } else {
229 viewHolder.time.setText(info);
230 }
231 } else if ((filesize != null) && (info == null)) {
232 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
233 } else {
234 viewHolder.time.setText(formatedTime);
235 }
236 }
237 }
238
239 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
240 if (viewHolder.download_button != null) {
241 viewHolder.download_button.setVisibility(View.GONE);
242 }
243 viewHolder.image.setVisibility(View.GONE);
244 viewHolder.messageBody.setVisibility(View.VISIBLE);
245 viewHolder.messageBody.setText(text);
246 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
247 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
248 viewHolder.messageBody.setTextIsSelectable(false);
249 }
250
251 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
252 if (viewHolder.download_button != null) {
253 viewHolder.download_button.setVisibility(View.GONE);
254 }
255 viewHolder.image.setVisibility(View.GONE);
256 viewHolder.messageBody.setVisibility(View.VISIBLE);
257 viewHolder.messageBody.setText(getContext().getString(
258 R.string.decryption_failed));
259 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
260 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
261 viewHolder.messageBody.setTextIsSelectable(false);
262 }
263
264 private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
265 if (viewHolder.download_button != null) {
266 viewHolder.download_button.setVisibility(View.GONE);
267 }
268 viewHolder.image.setVisibility(View.GONE);
269 viewHolder.messageBody.setVisibility(View.VISIBLE);
270 viewHolder.messageBody.setIncludeFontPadding(false);
271 Spannable span = new SpannableString(body);
272 span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
273 span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
274 viewHolder.messageBody.setText(span);
275 }
276
277 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground) {
278 if (viewHolder.download_button != null) {
279 viewHolder.download_button.setVisibility(View.GONE);
280 }
281 viewHolder.image.setVisibility(View.GONE);
282 viewHolder.messageBody.setVisibility(View.VISIBLE);
283 viewHolder.messageBody.setIncludeFontPadding(true);
284 if (message.getBody() != null) {
285 final String nick = UIHelper.getMessageDisplayName(message);
286 String body;
287 try {
288 body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND, nick + " ");
289 } catch (ArrayIndexOutOfBoundsException e) {
290 body = message.getMergedBody();
291 }
292 final SpannableString formattedBody = new SpannableString(body);
293 int i = body.indexOf(Message.MERGE_SEPARATOR);
294 while(i >= 0) {
295 final int end = i + Message.MERGE_SEPARATOR.length();
296 formattedBody.setSpan(new RelativeSizeSpan(0.3f),i,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
297 i = body.indexOf(Message.MERGE_SEPARATOR,end);
298 }
299 if (message.getType() != Message.TYPE_PRIVATE) {
300 if (message.hasMeCommand()) {
301 final Spannable span = new SpannableString(formattedBody);
302 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
303 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
304 viewHolder.messageBody.setText(span);
305 } else {
306 viewHolder.messageBody.setText(formattedBody);
307 }
308 } else {
309 String privateMarker;
310 if (message.getStatus() <= Message.STATUS_RECEIVED) {
311 privateMarker = activity
312 .getString(R.string.private_message);
313 } else {
314 final String to;
315 if (message.getCounterpart() != null) {
316 to = message.getCounterpart().getResourcepart();
317 } else {
318 to = "";
319 }
320 privateMarker = activity.getString(R.string.private_message_to, to);
321 }
322 final Spannable span = new SpannableString(privateMarker + " "
323 + formattedBody);
324 span.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground,false)), 0, privateMarker
325 .length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
326 span.setSpan(new StyleSpan(Typeface.BOLD), 0,
327 privateMarker.length(),
328 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
329 if (message.hasMeCommand()) {
330 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
331 privateMarker.length() + 1 + nick.length(),
332 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
333 }
334 viewHolder.messageBody.setText(span);
335 }
336 int urlCount = 0;
337 Matcher matcher = Patterns.WEB_URL.matcher(body);
338 while (matcher.find()) {
339 urlCount++;
340 }
341 viewHolder.messageBody.setTextIsSelectable(urlCount <= 1);
342 } else {
343 viewHolder.messageBody.setText("");
344 viewHolder.messageBody.setTextIsSelectable(false);
345 }
346 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
347 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
348 viewHolder.messageBody.setHighlightColor(activity.getResources().getColor(darkBackground ? R.color.grey800 : R.color.grey500));
349 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
350 viewHolder.messageBody.setOnLongClickListener(openContextMenu);
351 }
352
353 private void displayDownloadableMessage(ViewHolder viewHolder,
354 final Message message, String text) {
355 viewHolder.image.setVisibility(View.GONE);
356 viewHolder.messageBody.setVisibility(View.GONE);
357 viewHolder.download_button.setVisibility(View.VISIBLE);
358 viewHolder.download_button.setText(text);
359 viewHolder.download_button.setOnClickListener(new OnClickListener() {
360
361 @Override
362 public void onClick(View v) {
363 activity.startDownloadable(message);
364 }
365 });
366 viewHolder.download_button.setOnLongClickListener(openContextMenu);
367 }
368
369 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
370 viewHolder.image.setVisibility(View.GONE);
371 viewHolder.messageBody.setVisibility(View.GONE);
372 viewHolder.download_button.setVisibility(View.VISIBLE);
373 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
374 viewHolder.download_button.setOnClickListener(new OnClickListener() {
375
376 @Override
377 public void onClick(View v) {
378 openDownloadable(message);
379 }
380 });
381 viewHolder.download_button.setOnLongClickListener(openContextMenu);
382 }
383
384 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
385 viewHolder.image.setVisibility(View.GONE);
386 viewHolder.messageBody.setVisibility(View.GONE);
387 viewHolder.download_button.setVisibility(View.VISIBLE);
388 viewHolder.download_button.setText(R.string.show_location);
389 viewHolder.download_button.setOnClickListener(new OnClickListener() {
390
391 @Override
392 public void onClick(View v) {
393 showLocation(message);
394 }
395 });
396 viewHolder.download_button.setOnLongClickListener(openContextMenu);
397 }
398
399 private void displayImageMessage(ViewHolder viewHolder,
400 final Message message) {
401 if (viewHolder.download_button != null) {
402 viewHolder.download_button.setVisibility(View.GONE);
403 }
404 viewHolder.messageBody.setVisibility(View.GONE);
405 viewHolder.image.setVisibility(View.VISIBLE);
406 FileParams params = message.getFileParams();
407 double target = metrics.density * 288;
408 int scalledW;
409 int scalledH;
410 if (params.width <= params.height) {
411 scalledW = (int) (params.width / ((double) params.height / target));
412 scalledH = (int) target;
413 } else {
414 scalledW = (int) target;
415 scalledH = (int) (params.height / ((double) params.width / target));
416 }
417 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scalledW, scalledH);
418 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
419 viewHolder.image.setLayoutParams(layoutParams);
420 activity.loadBitmap(message, viewHolder.image);
421 viewHolder.image.setOnClickListener(new OnClickListener() {
422
423 @Override
424 public void onClick(View v) {
425 openDownloadable(message);
426 }
427 });
428 viewHolder.image.setOnLongClickListener(openContextMenu);
429 }
430
431 private void loadMoreMessages(Conversation conversation) {
432 conversation.setLastClearHistory(0);
433 conversation.setHasMessagesLeftOnServer(true);
434 conversation.setFirstMamReference(null);
435 long timestamp = conversation.getLastMessageTransmitted();
436 if (timestamp == 0) {
437 timestamp = System.currentTimeMillis();
438 }
439 activity.setMessagesLoaded();
440 activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
441 Toast.makeText(activity, R.string.fetching_history_from_server,Toast.LENGTH_LONG).show();
442 }
443
444 @Override
445 public View getView(int position, View view, ViewGroup parent) {
446 final Message message = getItem(position);
447 final boolean isInValidSession = message.isValidInSession();
448 final Conversation conversation = message.getConversation();
449 final Account account = conversation.getAccount();
450 final int type = getItemViewType(position);
451 ViewHolder viewHolder;
452 if (view == null) {
453 viewHolder = new ViewHolder();
454 switch (type) {
455 case SENT:
456 view = activity.getLayoutInflater().inflate(
457 R.layout.message_sent, parent, false);
458 viewHolder.message_box = (LinearLayout) view
459 .findViewById(R.id.message_box);
460 viewHolder.contact_picture = (ImageView) view
461 .findViewById(R.id.message_photo);
462 viewHolder.download_button = (Button) view
463 .findViewById(R.id.download_button);
464 viewHolder.indicator = (ImageView) view
465 .findViewById(R.id.security_indicator);
466 viewHolder.image = (ImageView) view
467 .findViewById(R.id.message_image);
468 viewHolder.messageBody = (TextView) view
469 .findViewById(R.id.message_body);
470 viewHolder.time = (TextView) view
471 .findViewById(R.id.message_time);
472 viewHolder.indicatorReceived = (ImageView) view
473 .findViewById(R.id.indicator_received);
474 break;
475 case RECEIVED:
476 view = activity.getLayoutInflater().inflate(
477 R.layout.message_received, parent, false);
478 viewHolder.message_box = (LinearLayout) view
479 .findViewById(R.id.message_box);
480 viewHolder.contact_picture = (ImageView) view
481 .findViewById(R.id.message_photo);
482 viewHolder.download_button = (Button) view
483 .findViewById(R.id.download_button);
484 viewHolder.indicator = (ImageView) view
485 .findViewById(R.id.security_indicator);
486 viewHolder.image = (ImageView) view
487 .findViewById(R.id.message_image);
488 viewHolder.messageBody = (TextView) view
489 .findViewById(R.id.message_body);
490 viewHolder.time = (TextView) view
491 .findViewById(R.id.message_time);
492 viewHolder.indicatorReceived = (ImageView) view
493 .findViewById(R.id.indicator_received);
494 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
495 break;
496 case STATUS:
497 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
498 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
499 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
500 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
501 break;
502 default:
503 viewHolder = null;
504 break;
505 }
506 view.setTag(viewHolder);
507 } else {
508 viewHolder = (ViewHolder) view.getTag();
509 if (viewHolder == null) {
510 return view;
511 }
512 }
513
514 boolean darkBackground = (type == RECEIVED && (!isInValidSession || !mUseWhiteBackground));
515
516 if (type == STATUS) {
517 if ("LOAD_MORE".equals(message.getBody())) {
518 viewHolder.status_message.setVisibility(View.GONE);
519 viewHolder.contact_picture.setVisibility(View.GONE);
520 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
521 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
522 @Override
523 public void onClick(View v) {
524 loadMoreMessages(message.getConversation());
525 }
526 });
527 } else {
528 viewHolder.status_message.setVisibility(View.VISIBLE);
529 viewHolder.contact_picture.setVisibility(View.VISIBLE);
530 viewHolder.load_more_messages.setVisibility(View.GONE);
531 if (conversation.getMode() == Conversation.MODE_SINGLE) {
532 viewHolder.contact_picture.setImageBitmap(activity
533 .avatarService().get(conversation.getContact(),
534 activity.getPixel(32)));
535 viewHolder.contact_picture.setAlpha(0.5f);
536 }
537 viewHolder.status_message.setText(message.getBody());
538 }
539 return view;
540 } else {
541 loadAvatar(message, viewHolder.contact_picture);
542 }
543
544 viewHolder.contact_picture
545 .setOnClickListener(new OnClickListener() {
546
547 @Override
548 public void onClick(View v) {
549 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
550 MessageAdapter.this.mOnContactPictureClickedListener
551 .onContactPictureClicked(message);
552 }
553
554 }
555 });
556 viewHolder.contact_picture
557 .setOnLongClickListener(new OnLongClickListener() {
558
559 @Override
560 public boolean onLongClick(View v) {
561 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
562 MessageAdapter.this.mOnContactPictureLongClickedListener
563 .onContactPictureLongClicked(message);
564 return true;
565 } else {
566 return false;
567 }
568 }
569 });
570
571 final Transferable transferable = message.getTransferable();
572 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
573 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
574 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
575 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
576 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
577 } else {
578 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
579 }
580 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
581 displayImageMessage(viewHolder, message);
582 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
583 if (message.getFileParams().width > 0) {
584 displayImageMessage(viewHolder,message);
585 } else {
586 displayOpenableMessage(viewHolder, message);
587 }
588 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
589 if (activity.hasPgp()) {
590 if (account.getPgpDecryptionService().isRunning()) {
591 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
592 } else {
593 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
594 }
595 } else {
596 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
597 if (viewHolder != null) {
598 viewHolder.message_box
599 .setOnClickListener(new OnClickListener() {
600
601 @Override
602 public void onClick(View v) {
603 activity.showInstallPgpDialog();
604 }
605 });
606 }
607 }
608 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
609 displayDecryptionFailed(viewHolder,darkBackground);
610 } else {
611 if (GeoHelper.isGeoUri(message.getBody())) {
612 displayLocationMessage(viewHolder,message);
613 } else if (message.bodyIsHeart()) {
614 displayHeartMessage(viewHolder, message.getBody().trim());
615 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
616 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
617 } else {
618 displayTextMessage(viewHolder, message, darkBackground);
619 }
620 }
621
622 if (type == RECEIVED) {
623 if(isInValidSession) {
624 if (mUseWhiteBackground) {
625 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_white);
626 } else {
627 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received);
628 }
629 viewHolder.encryption.setVisibility(View.GONE);
630 } else {
631 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
632 viewHolder.encryption.setVisibility(View.VISIBLE);
633 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
634 }
635 }
636
637 displayStatus(viewHolder, message, type, darkBackground);
638
639 return view;
640 }
641
642 public void openDownloadable(Message message) {
643 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
644 if (!file.exists()) {
645 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
646 return;
647 }
648 Intent openIntent = new Intent(Intent.ACTION_VIEW);
649 String mime = file.getMimeType();
650 if (mime == null) {
651 mime = "*/*";
652 }
653 openIntent.setDataAndType(Uri.fromFile(file), mime);
654 PackageManager manager = activity.getPackageManager();
655 List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
656 if (infos.size() == 0) {
657 openIntent.setDataAndType(Uri.fromFile(file),"*/*");
658 }
659 try {
660 getContext().startActivity(openIntent);
661 return;
662 } catch (ActivityNotFoundException e) {
663 //ignored
664 }
665 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
666 }
667
668 public void showLocation(Message message) {
669 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
670 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
671 getContext().startActivity(intent);
672 return;
673 }
674 }
675 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
676 }
677
678 public void updatePreferences() {
679 this.mIndicateReceived = activity.indicateReceived();
680 this.mUseWhiteBackground = activity.useWhiteBackground();
681 }
682
683 public interface OnContactPictureClicked {
684 void onContactPictureClicked(Message message);
685 }
686
687 public interface OnContactPictureLongClicked {
688 void onContactPictureLongClicked(Message message);
689 }
690
691 private static class ViewHolder {
692
693 protected LinearLayout message_box;
694 protected Button download_button;
695 protected ImageView image;
696 protected ImageView indicator;
697 protected ImageView indicatorReceived;
698 protected TextView time;
699 protected TextView messageBody;
700 protected ImageView contact_picture;
701 protected TextView status_message;
702 protected TextView encryption;
703 public Button load_more_messages;
704 }
705
706 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
707 private final WeakReference<ImageView> imageViewReference;
708 private Message message = null;
709
710 public BitmapWorkerTask(ImageView imageView) {
711 imageViewReference = new WeakReference<>(imageView);
712 }
713
714 @Override
715 protected Bitmap doInBackground(Message... params) {
716 return activity.avatarService().get(params[0], activity.getPixel(48), isCancelled());
717 }
718
719 @Override
720 protected void onPostExecute(Bitmap bitmap) {
721 if (bitmap != null) {
722 final ImageView imageView = imageViewReference.get();
723 if (imageView != null) {
724 imageView.setImageBitmap(bitmap);
725 imageView.setBackgroundColor(0x00000000);
726 }
727 }
728 }
729 }
730
731 public void loadAvatar(Message message, ImageView imageView) {
732 if (cancelPotentialWork(message, imageView)) {
733 final Bitmap bm = activity.avatarService().get(message, activity.getPixel(48), true);
734 if (bm != null) {
735 imageView.setImageBitmap(bm);
736 imageView.setBackgroundColor(0x00000000);
737 } else {
738 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
739 imageView.setImageDrawable(null);
740 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
741 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
742 imageView.setImageDrawable(asyncDrawable);
743 try {
744 task.execute(message);
745 } catch (final RejectedExecutionException ignored) {
746 }
747 }
748 }
749 }
750
751 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
752 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
753
754 if (bitmapWorkerTask != null) {
755 final Message oldMessage = bitmapWorkerTask.message;
756 if (oldMessage == null || message != oldMessage) {
757 bitmapWorkerTask.cancel(true);
758 } else {
759 return false;
760 }
761 }
762 return true;
763 }
764
765 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
766 if (imageView != null) {
767 final Drawable drawable = imageView.getDrawable();
768 if (drawable instanceof AsyncDrawable) {
769 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
770 return asyncDrawable.getBitmapWorkerTask();
771 }
772 }
773 return null;
774 }
775
776 static class AsyncDrawable extends BitmapDrawable {
777 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
778
779 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
780 super(res, bitmap);
781 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
782 }
783
784 public BitmapWorkerTask getBitmapWorkerTask() {
785 return bitmapWorkerTaskReference.get();
786 }
787 }
788}