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.text.util.Linkify;
21import android.util.DisplayMetrics;
22import android.util.Log;
23import android.util.Patterns;
24import android.view.View;
25import android.view.View.OnClickListener;
26import android.view.View.OnLongClickListener;
27import android.view.ViewGroup;
28import android.widget.ArrayAdapter;
29import android.widget.Button;
30import android.widget.ImageView;
31import android.widget.LinearLayout;
32import android.widget.TextView;
33import android.widget.Toast;
34
35import java.lang.ref.WeakReference;
36import java.net.URL;
37import java.util.List;
38import java.util.concurrent.RejectedExecutionException;
39import java.util.regex.MatchResult;
40import java.util.regex.Matcher;
41import java.util.regex.Pattern;
42
43import eu.siacs.conversations.Config;
44import eu.siacs.conversations.R;
45import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
46import eu.siacs.conversations.entities.Account;
47import eu.siacs.conversations.entities.Conversation;
48import eu.siacs.conversations.entities.DownloadableFile;
49import eu.siacs.conversations.entities.Message;
50import eu.siacs.conversations.entities.Message.FileParams;
51import eu.siacs.conversations.entities.Transferable;
52import eu.siacs.conversations.ui.ConversationActivity;
53import eu.siacs.conversations.utils.CryptoHelper;
54import eu.siacs.conversations.utils.GeoHelper;
55import eu.siacs.conversations.utils.UIHelper;
56
57public class MessageAdapter extends ArrayAdapter<Message> {
58
59 private static final int SENT = 0;
60 private static final int RECEIVED = 1;
61 private static final int STATUS = 2;
62 private static final Pattern XMPP_PATTERN = Pattern
63 .compile("xmpp\\:(?:(?:["
64 + Patterns.GOOD_IRI_CHAR
65 + "\\;\\/\\?\\@\\&\\=\\#\\~\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])"
66 + "|(?:\\%[a-fA-F0-9]{2}))+");
67
68 private ConversationActivity activity;
69
70 private DisplayMetrics metrics;
71
72 private OnContactPictureClicked mOnContactPictureClickedListener;
73 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
74
75 private OnLongClickListener openContextMenu = new OnLongClickListener() {
76
77 @Override
78 public boolean onLongClick(View v) {
79 v.showContextMenu();
80 return true;
81 }
82 };
83 private boolean mIndicateReceived = false;
84 private boolean mUseWhiteBackground = false;
85
86 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
87 super(activity, 0, messages);
88 this.activity = activity;
89 metrics = getContext().getResources().getDisplayMetrics();
90 updatePreferences();
91 }
92
93 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
94 this.mOnContactPictureClickedListener = listener;
95 }
96
97 public void setOnContactPictureLongClicked(
98 OnContactPictureLongClicked listener) {
99 this.mOnContactPictureLongClickedListener = listener;
100 }
101
102 @Override
103 public int getViewTypeCount() {
104 return 3;
105 }
106
107 public int getItemViewType(Message message) {
108 if (message.getType() == Message.TYPE_STATUS) {
109 return STATUS;
110 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
111 return RECEIVED;
112 }
113
114 return SENT;
115 }
116
117 @Override
118 public int getItemViewType(int position) {
119 return this.getItemViewType(getItem(position));
120 }
121
122 private int getMessageTextColor(boolean onDark, boolean primary) {
123 if (onDark) {
124 return activity.getResources().getColor(primary ? R.color.white : R.color.white70);
125 } else {
126 return activity.getResources().getColor(primary ? R.color.black87 : R.color.black54);
127 }
128 }
129
130 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
131 String filesize = null;
132 String info = null;
133 boolean error = false;
134 if (viewHolder.indicatorReceived != null) {
135 viewHolder.indicatorReceived.setVisibility(View.GONE);
136 }
137
138 if (viewHolder.edit_indicator != null) {
139 if (message.edited()) {
140 viewHolder.edit_indicator.setVisibility(View.VISIBLE);
141 viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
142 viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
143 } else {
144 viewHolder.edit_indicator.setVisibility(View.GONE);
145 }
146 }
147 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
148 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
149 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
150 FileParams params = message.getFileParams();
151 if (params.size > (1.5 * 1024 * 1024)) {
152 filesize = params.size / (1024 * 1024)+ " MiB";
153 } else if (params.size > 0) {
154 filesize = params.size / 1024 + " KiB";
155 }
156 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
157 error = true;
158 }
159 }
160 switch (message.getMergedStatus()) {
161 case Message.STATUS_WAITING:
162 info = getContext().getString(R.string.waiting);
163 break;
164 case Message.STATUS_UNSEND:
165 Transferable d = message.getTransferable();
166 if (d!=null) {
167 info = getContext().getString(R.string.sending_file,d.getProgress());
168 } else {
169 info = getContext().getString(R.string.sending);
170 }
171 break;
172 case Message.STATUS_OFFERED:
173 info = getContext().getString(R.string.offering);
174 break;
175 case Message.STATUS_SEND_RECEIVED:
176 if (mIndicateReceived) {
177 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
178 }
179 break;
180 case Message.STATUS_SEND_DISPLAYED:
181 if (mIndicateReceived) {
182 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
183 }
184 break;
185 case Message.STATUS_SEND_FAILED:
186 info = getContext().getString(R.string.send_failed);
187 error = true;
188 break;
189 default:
190 if (multiReceived) {
191 info = UIHelper.getMessageDisplayName(message);
192 }
193 break;
194 }
195 if (error && type == SENT) {
196 viewHolder.time.setTextColor(activity.getWarningTextColor());
197 } else {
198 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
199 }
200 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
201 viewHolder.indicator.setVisibility(View.GONE);
202 } else {
203 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
204 viewHolder.indicator.setVisibility(View.VISIBLE);
205 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
206 XmppAxolotlSession.Trust trust = message.getConversation()
207 .getAccount().getAxolotlService().getFingerprintTrust(
208 message.getFingerprint());
209
210 if(trust == null || (!trust.trusted() && !trust.trustedInactive())) {
211 viewHolder.indicator.setColorFilter(activity.getWarningTextColor());
212 viewHolder.indicator.setAlpha(1.0f);
213 } else {
214 viewHolder.indicator.clearColorFilter();
215 if (darkBackground) {
216 viewHolder.indicator.setAlpha(0.7f);
217 } else {
218 viewHolder.indicator.setAlpha(0.57f);
219 }
220 }
221 } else {
222 viewHolder.indicator.clearColorFilter();
223 if (darkBackground) {
224 viewHolder.indicator.setAlpha(0.7f);
225 } else {
226 viewHolder.indicator.setAlpha(0.57f);
227 }
228 }
229 }
230
231 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
232 message.getMergedTimeSent());
233 if (message.getStatus() <= Message.STATUS_RECEIVED) {
234 if ((filesize != null) && (info != null)) {
235 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
236 } else if ((filesize == null) && (info != null)) {
237 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
238 } else if ((filesize != null) && (info == null)) {
239 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
240 } else {
241 viewHolder.time.setText(formatedTime);
242 }
243 } else {
244 if ((filesize != null) && (info != null)) {
245 viewHolder.time.setText(filesize + " \u00B7 " + info);
246 } else if ((filesize == null) && (info != null)) {
247 if (error) {
248 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
249 } else {
250 viewHolder.time.setText(info);
251 }
252 } else if ((filesize != null) && (info == null)) {
253 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
254 } else {
255 viewHolder.time.setText(formatedTime);
256 }
257 }
258 }
259
260 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
261 if (viewHolder.download_button != null) {
262 viewHolder.download_button.setVisibility(View.GONE);
263 }
264 viewHolder.image.setVisibility(View.GONE);
265 viewHolder.messageBody.setVisibility(View.VISIBLE);
266 viewHolder.messageBody.setText(text);
267 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
268 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
269 viewHolder.messageBody.setTextIsSelectable(false);
270 }
271
272 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
273 if (viewHolder.download_button != null) {
274 viewHolder.download_button.setVisibility(View.GONE);
275 }
276 viewHolder.image.setVisibility(View.GONE);
277 viewHolder.messageBody.setVisibility(View.VISIBLE);
278 viewHolder.messageBody.setText(getContext().getString(
279 R.string.decryption_failed));
280 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
281 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
282 viewHolder.messageBody.setTextIsSelectable(false);
283 }
284
285 private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
286 if (viewHolder.download_button != null) {
287 viewHolder.download_button.setVisibility(View.GONE);
288 }
289 viewHolder.image.setVisibility(View.GONE);
290 viewHolder.messageBody.setVisibility(View.VISIBLE);
291 viewHolder.messageBody.setIncludeFontPadding(false);
292 Spannable span = new SpannableString(body);
293 span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
294 span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
295 viewHolder.messageBody.setText(span);
296 }
297
298 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground) {
299 if (viewHolder.download_button != null) {
300 viewHolder.download_button.setVisibility(View.GONE);
301 }
302 viewHolder.image.setVisibility(View.GONE);
303 viewHolder.messageBody.setVisibility(View.VISIBLE);
304 viewHolder.messageBody.setIncludeFontPadding(true);
305 if (message.getBody() != null) {
306 final String nick = UIHelper.getMessageDisplayName(message);
307 String body;
308 try {
309 body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND, nick + " ");
310 } catch (ArrayIndexOutOfBoundsException e) {
311 body = message.getMergedBody();
312 }
313 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
314 Log.d(Config.LOGTAG,"not showing complete message of length "+body.length());
315 body = body.substring(0, Config.MAX_DISPLAY_MESSAGE_CHARS);
316 }
317 final SpannableString formattedBody = new SpannableString(body);
318 int i = body.indexOf(Message.MERGE_SEPARATOR);
319 while(i >= 0) {
320 final int end = i + Message.MERGE_SEPARATOR.length();
321 formattedBody.setSpan(new RelativeSizeSpan(0.3f),i,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
322 i = body.indexOf(Message.MERGE_SEPARATOR,end);
323 }
324 if (message.getType() != Message.TYPE_PRIVATE) {
325 if (message.hasMeCommand()) {
326 final Spannable span = new SpannableString(formattedBody);
327 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
328 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
329 viewHolder.messageBody.setText(span);
330 } else {
331 viewHolder.messageBody.setText(formattedBody);
332 }
333 } else {
334 String privateMarker;
335 if (message.getStatus() <= Message.STATUS_RECEIVED) {
336 privateMarker = activity
337 .getString(R.string.private_message);
338 } else {
339 final String to;
340 if (message.getCounterpart() != null) {
341 to = message.getCounterpart().getResourcepart();
342 } else {
343 to = "";
344 }
345 privateMarker = activity.getString(R.string.private_message_to, to);
346 }
347 final Spannable span = new SpannableString(privateMarker + " "
348 + formattedBody);
349 span.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground,false)), 0, privateMarker
350 .length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
351 span.setSpan(new StyleSpan(Typeface.BOLD), 0,
352 privateMarker.length(),
353 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
354 if (message.hasMeCommand()) {
355 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
356 privateMarker.length() + 1 + nick.length(),
357 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
358 }
359 viewHolder.messageBody.setText(span);
360 }
361 int urlCount = 0;
362 final Matcher matcher = Patterns.WEB_URL.matcher(body);
363 int beginWebURL = Integer.MAX_VALUE;
364 int endWebURL = 0;
365 while (matcher.find()) {
366 MatchResult result = matcher.toMatchResult();
367 beginWebURL = result.start();
368 endWebURL = result.end();
369 urlCount++;
370 }
371 final Matcher geoMatcher = GeoHelper.GEO_URI.matcher(body);
372 while (geoMatcher.find()) {
373 urlCount++;
374 }
375 final Matcher xmppMatcher = XMPP_PATTERN.matcher(body);
376 while (xmppMatcher.find()) {
377 MatchResult result = xmppMatcher.toMatchResult();
378 if (beginWebURL < result.start() || endWebURL > result.end()) {
379 urlCount++;
380 }
381 }
382 viewHolder.messageBody.setTextIsSelectable(urlCount <= 1);
383 viewHolder.messageBody.setAutoLinkMask(0);
384 Linkify.addLinks(viewHolder.messageBody, Linkify.WEB_URLS);
385 Linkify.addLinks(viewHolder.messageBody, XMPP_PATTERN, "xmpp");
386 Linkify.addLinks(viewHolder.messageBody, GeoHelper.GEO_URI, "geo");
387 } else {
388 viewHolder.messageBody.setText("");
389 viewHolder.messageBody.setTextIsSelectable(false);
390 }
391 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
392 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
393 viewHolder.messageBody.setHighlightColor(activity.getResources().getColor(darkBackground ? R.color.grey800 : R.color.grey500));
394 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
395 viewHolder.messageBody.setOnLongClickListener(openContextMenu);
396 }
397
398 private void displayDownloadableMessage(ViewHolder viewHolder,
399 final Message message, String text) {
400 viewHolder.image.setVisibility(View.GONE);
401 viewHolder.messageBody.setVisibility(View.GONE);
402 viewHolder.download_button.setVisibility(View.VISIBLE);
403 viewHolder.download_button.setText(text);
404 viewHolder.download_button.setOnClickListener(new OnClickListener() {
405
406 @Override
407 public void onClick(View v) {
408 activity.startDownloadable(message);
409 }
410 });
411 viewHolder.download_button.setOnLongClickListener(openContextMenu);
412 }
413
414 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
415 viewHolder.image.setVisibility(View.GONE);
416 viewHolder.messageBody.setVisibility(View.GONE);
417 viewHolder.download_button.setVisibility(View.VISIBLE);
418 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
419 viewHolder.download_button.setOnClickListener(new OnClickListener() {
420
421 @Override
422 public void onClick(View v) {
423 openDownloadable(message);
424 }
425 });
426 viewHolder.download_button.setOnLongClickListener(openContextMenu);
427 }
428
429 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
430 viewHolder.image.setVisibility(View.GONE);
431 viewHolder.messageBody.setVisibility(View.GONE);
432 viewHolder.download_button.setVisibility(View.VISIBLE);
433 viewHolder.download_button.setText(R.string.show_location);
434 viewHolder.download_button.setOnClickListener(new OnClickListener() {
435
436 @Override
437 public void onClick(View v) {
438 showLocation(message);
439 }
440 });
441 viewHolder.download_button.setOnLongClickListener(openContextMenu);
442 }
443
444 private void displayImageMessage(ViewHolder viewHolder,
445 final Message message) {
446 if (viewHolder.download_button != null) {
447 viewHolder.download_button.setVisibility(View.GONE);
448 }
449 viewHolder.messageBody.setVisibility(View.GONE);
450 viewHolder.image.setVisibility(View.VISIBLE);
451 FileParams params = message.getFileParams();
452 double target = metrics.density * 288;
453 int scalledW;
454 int scalledH;
455 if (params.width <= params.height) {
456 scalledW = (int) (params.width / ((double) params.height / target));
457 scalledH = (int) target;
458 } else {
459 scalledW = (int) target;
460 scalledH = (int) (params.height / ((double) params.width / target));
461 }
462 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scalledW, scalledH);
463 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
464 viewHolder.image.setLayoutParams(layoutParams);
465 activity.loadBitmap(message, viewHolder.image);
466 viewHolder.image.setOnClickListener(new OnClickListener() {
467
468 @Override
469 public void onClick(View v) {
470 openDownloadable(message);
471 }
472 });
473 viewHolder.image.setOnLongClickListener(openContextMenu);
474 }
475
476 private void loadMoreMessages(Conversation conversation) {
477 conversation.setLastClearHistory(0);
478 conversation.setHasMessagesLeftOnServer(true);
479 conversation.setFirstMamReference(null);
480 long timestamp = conversation.getLastMessageTransmitted();
481 if (timestamp == 0) {
482 timestamp = System.currentTimeMillis();
483 }
484 activity.setMessagesLoaded();
485 activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
486 Toast.makeText(activity, R.string.fetching_history_from_server,Toast.LENGTH_LONG).show();
487 }
488
489 @Override
490 public View getView(int position, View view, ViewGroup parent) {
491 final Message message = getItem(position);
492 final boolean isInValidSession = message.isValidInSession();
493 final Conversation conversation = message.getConversation();
494 final Account account = conversation.getAccount();
495 final int type = getItemViewType(position);
496 ViewHolder viewHolder;
497 if (view == null) {
498 viewHolder = new ViewHolder();
499 switch (type) {
500 case SENT:
501 view = activity.getLayoutInflater().inflate(
502 R.layout.message_sent, parent, false);
503 viewHolder.message_box = (LinearLayout) view
504 .findViewById(R.id.message_box);
505 viewHolder.contact_picture = (ImageView) view
506 .findViewById(R.id.message_photo);
507 viewHolder.download_button = (Button) view
508 .findViewById(R.id.download_button);
509 viewHolder.indicator = (ImageView) view
510 .findViewById(R.id.security_indicator);
511 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
512 viewHolder.image = (ImageView) view
513 .findViewById(R.id.message_image);
514 viewHolder.messageBody = (TextView) view
515 .findViewById(R.id.message_body);
516 viewHolder.time = (TextView) view
517 .findViewById(R.id.message_time);
518 viewHolder.indicatorReceived = (ImageView) view
519 .findViewById(R.id.indicator_received);
520 break;
521 case RECEIVED:
522 view = activity.getLayoutInflater().inflate(
523 R.layout.message_received, parent, false);
524 viewHolder.message_box = (LinearLayout) view
525 .findViewById(R.id.message_box);
526 viewHolder.contact_picture = (ImageView) view
527 .findViewById(R.id.message_photo);
528 viewHolder.download_button = (Button) view
529 .findViewById(R.id.download_button);
530 viewHolder.indicator = (ImageView) view
531 .findViewById(R.id.security_indicator);
532 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
533 viewHolder.image = (ImageView) view
534 .findViewById(R.id.message_image);
535 viewHolder.messageBody = (TextView) view
536 .findViewById(R.id.message_body);
537 viewHolder.time = (TextView) view
538 .findViewById(R.id.message_time);
539 viewHolder.indicatorReceived = (ImageView) view
540 .findViewById(R.id.indicator_received);
541 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
542 break;
543 case STATUS:
544 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
545 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
546 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
547 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
548 break;
549 default:
550 viewHolder = null;
551 break;
552 }
553 view.setTag(viewHolder);
554 } else {
555 viewHolder = (ViewHolder) view.getTag();
556 if (viewHolder == null) {
557 return view;
558 }
559 }
560
561 boolean darkBackground = (type == RECEIVED && (!isInValidSession || !mUseWhiteBackground));
562
563 if (type == STATUS) {
564 if ("LOAD_MORE".equals(message.getBody())) {
565 viewHolder.status_message.setVisibility(View.GONE);
566 viewHolder.contact_picture.setVisibility(View.GONE);
567 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
568 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
569 @Override
570 public void onClick(View v) {
571 loadMoreMessages(message.getConversation());
572 }
573 });
574 } else {
575 viewHolder.status_message.setVisibility(View.VISIBLE);
576 viewHolder.contact_picture.setVisibility(View.VISIBLE);
577 viewHolder.load_more_messages.setVisibility(View.GONE);
578 if (conversation.getMode() == Conversation.MODE_SINGLE) {
579 viewHolder.contact_picture.setImageBitmap(activity
580 .avatarService().get(conversation.getContact(),
581 activity.getPixel(32)));
582 viewHolder.contact_picture.setAlpha(0.5f);
583 }
584 viewHolder.status_message.setText(message.getBody());
585 }
586 return view;
587 } else {
588 loadAvatar(message, viewHolder.contact_picture);
589 }
590
591 viewHolder.contact_picture
592 .setOnClickListener(new OnClickListener() {
593
594 @Override
595 public void onClick(View v) {
596 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
597 MessageAdapter.this.mOnContactPictureClickedListener
598 .onContactPictureClicked(message);
599 }
600
601 }
602 });
603 viewHolder.contact_picture
604 .setOnLongClickListener(new OnLongClickListener() {
605
606 @Override
607 public boolean onLongClick(View v) {
608 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
609 MessageAdapter.this.mOnContactPictureLongClickedListener
610 .onContactPictureLongClicked(message);
611 return true;
612 } else {
613 return false;
614 }
615 }
616 });
617
618 final Transferable transferable = message.getTransferable();
619 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
620 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
621 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
622 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
623 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
624 } else {
625 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
626 }
627 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
628 displayImageMessage(viewHolder, message);
629 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
630 if (message.getFileParams().width > 0) {
631 displayImageMessage(viewHolder,message);
632 } else {
633 displayOpenableMessage(viewHolder, message);
634 }
635 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
636 if (activity.hasPgp()) {
637 if (account.getPgpDecryptionService().isRunning()) {
638 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
639 } else {
640 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
641 }
642 } else {
643 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
644 if (viewHolder != null) {
645 viewHolder.message_box
646 .setOnClickListener(new OnClickListener() {
647
648 @Override
649 public void onClick(View v) {
650 activity.showInstallPgpDialog();
651 }
652 });
653 }
654 }
655 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
656 displayDecryptionFailed(viewHolder,darkBackground);
657 } else {
658 if (GeoHelper.isGeoUri(message.getBody())) {
659 displayLocationMessage(viewHolder,message);
660 } else if (message.bodyIsHeart()) {
661 displayHeartMessage(viewHolder, message.getBody().trim());
662 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
663 try {
664 URL url = new URL(message.getBody());
665 displayDownloadableMessage(viewHolder,
666 message,
667 activity.getString(R.string.check_x_filesize_on_host,
668 UIHelper.getFileDescriptionString(activity, message),
669 url.getHost()));
670 } catch (Exception e) {
671 displayDownloadableMessage(viewHolder,
672 message,
673 activity.getString(R.string.check_x_filesize,
674 UIHelper.getFileDescriptionString(activity, message)));
675 }
676 } else {
677 displayTextMessage(viewHolder, message, darkBackground);
678 }
679 }
680
681 if (type == RECEIVED) {
682 if(isInValidSession) {
683 if (mUseWhiteBackground) {
684 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_white);
685 } else {
686 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received);
687 }
688 viewHolder.encryption.setVisibility(View.GONE);
689 } else {
690 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
691 viewHolder.encryption.setVisibility(View.VISIBLE);
692 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
693 }
694 }
695
696 displayStatus(viewHolder, message, type, darkBackground);
697
698 return view;
699 }
700
701 public void openDownloadable(Message message) {
702 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
703 if (!file.exists()) {
704 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
705 return;
706 }
707 Intent openIntent = new Intent(Intent.ACTION_VIEW);
708 String mime = file.getMimeType();
709 if (mime == null) {
710 mime = "*/*";
711 }
712 openIntent.setDataAndType(Uri.fromFile(file), mime);
713 PackageManager manager = activity.getPackageManager();
714 List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
715 if (infos.size() == 0) {
716 openIntent.setDataAndType(Uri.fromFile(file),"*/*");
717 }
718 try {
719 getContext().startActivity(openIntent);
720 return;
721 } catch (ActivityNotFoundException e) {
722 //ignored
723 }
724 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
725 }
726
727 public void showLocation(Message message) {
728 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
729 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
730 getContext().startActivity(intent);
731 return;
732 }
733 }
734 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
735 }
736
737 public void updatePreferences() {
738 this.mIndicateReceived = activity.indicateReceived();
739 this.mUseWhiteBackground = activity.useWhiteBackground();
740 }
741
742 public interface OnContactPictureClicked {
743 void onContactPictureClicked(Message message);
744 }
745
746 public interface OnContactPictureLongClicked {
747 void onContactPictureLongClicked(Message message);
748 }
749
750 private static class ViewHolder {
751
752 protected LinearLayout message_box;
753 protected Button download_button;
754 protected ImageView image;
755 protected ImageView indicator;
756 protected ImageView indicatorReceived;
757 protected TextView time;
758 protected TextView messageBody;
759 protected ImageView contact_picture;
760 protected TextView status_message;
761 protected TextView encryption;
762 public Button load_more_messages;
763 public ImageView edit_indicator;
764 }
765
766 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
767 private final WeakReference<ImageView> imageViewReference;
768 private Message message = null;
769
770 public BitmapWorkerTask(ImageView imageView) {
771 imageViewReference = new WeakReference<>(imageView);
772 }
773
774 @Override
775 protected Bitmap doInBackground(Message... params) {
776 return activity.avatarService().get(params[0], activity.getPixel(48), isCancelled());
777 }
778
779 @Override
780 protected void onPostExecute(Bitmap bitmap) {
781 if (bitmap != null && !isCancelled()) {
782 final ImageView imageView = imageViewReference.get();
783 if (imageView != null) {
784 imageView.setImageBitmap(bitmap);
785 imageView.setBackgroundColor(0x00000000);
786 }
787 }
788 }
789 }
790
791 public void loadAvatar(Message message, ImageView imageView) {
792 if (cancelPotentialWork(message, imageView)) {
793 final Bitmap bm = activity.avatarService().get(message, activity.getPixel(48), true);
794 if (bm != null) {
795 cancelPotentialWork(message, imageView);
796 imageView.setImageBitmap(bm);
797 imageView.setBackgroundColor(0x00000000);
798 } else {
799 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
800 imageView.setImageDrawable(null);
801 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
802 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
803 imageView.setImageDrawable(asyncDrawable);
804 try {
805 task.execute(message);
806 } catch (final RejectedExecutionException ignored) {
807 }
808 }
809 }
810 }
811
812 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
813 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
814
815 if (bitmapWorkerTask != null) {
816 final Message oldMessage = bitmapWorkerTask.message;
817 if (oldMessage == null || message != oldMessage) {
818 bitmapWorkerTask.cancel(true);
819 } else {
820 return false;
821 }
822 }
823 return true;
824 }
825
826 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
827 if (imageView != null) {
828 final Drawable drawable = imageView.getDrawable();
829 if (drawable instanceof AsyncDrawable) {
830 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
831 return asyncDrawable.getBitmapWorkerTask();
832 }
833 }
834 return null;
835 }
836
837 static class AsyncDrawable extends BitmapDrawable {
838 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
839
840 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
841 super(res, bitmap);
842 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
843 }
844
845 public BitmapWorkerTask getBitmapWorkerTask() {
846 return bitmapWorkerTaskReference.get();
847 }
848 }
849}