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.FileProvider;
15import android.text.Spannable;
16import android.text.SpannableString;
17import android.text.Spanned;
18import android.text.style.ForegroundColorSpan;
19import android.text.style.RelativeSizeSpan;
20import android.text.style.StyleSpan;
21import android.text.util.Linkify;
22import android.util.DisplayMetrics;
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 mUseGreenBackground = 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, int type) {
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 body = body.substring(0, Config.MAX_DISPLAY_MESSAGE_CHARS)+"\u2026";
315 }
316 final SpannableString formattedBody = new SpannableString(body);
317 int i = body.indexOf(Message.MERGE_SEPARATOR);
318 while(i >= 0) {
319 final int end = i + Message.MERGE_SEPARATOR.length();
320 formattedBody.setSpan(new RelativeSizeSpan(0.3f),i,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
321 i = body.indexOf(Message.MERGE_SEPARATOR,end);
322 }
323 if (message.getType() != Message.TYPE_PRIVATE) {
324 if (message.hasMeCommand()) {
325 final Spannable span = new SpannableString(formattedBody);
326 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
327 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
328 viewHolder.messageBody.setText(span);
329 } else {
330 viewHolder.messageBody.setText(formattedBody);
331 }
332 } else {
333 String privateMarker;
334 if (message.getStatus() <= Message.STATUS_RECEIVED) {
335 privateMarker = activity
336 .getString(R.string.private_message);
337 } else {
338 final String to;
339 if (message.getCounterpart() != null) {
340 to = message.getCounterpart().getResourcepart();
341 } else {
342 to = "";
343 }
344 privateMarker = activity.getString(R.string.private_message_to, to);
345 }
346 final Spannable span = new SpannableString(privateMarker + " "
347 + formattedBody);
348 span.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground,false)), 0, privateMarker
349 .length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
350 span.setSpan(new StyleSpan(Typeface.BOLD), 0,
351 privateMarker.length(),
352 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
353 if (message.hasMeCommand()) {
354 span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
355 privateMarker.length() + 1 + nick.length(),
356 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
357 }
358 viewHolder.messageBody.setText(span);
359 }
360 int urlCount = 0;
361 final Matcher matcher = Patterns.WEB_URL.matcher(body);
362 int beginWebURL = Integer.MAX_VALUE;
363 int endWebURL = 0;
364 while (matcher.find()) {
365 MatchResult result = matcher.toMatchResult();
366 beginWebURL = result.start();
367 endWebURL = result.end();
368 urlCount++;
369 }
370 final Matcher geoMatcher = GeoHelper.GEO_URI.matcher(body);
371 while (geoMatcher.find()) {
372 urlCount++;
373 }
374 final Matcher xmppMatcher = XMPP_PATTERN.matcher(body);
375 while (xmppMatcher.find()) {
376 MatchResult result = xmppMatcher.toMatchResult();
377 if (beginWebURL < result.start() || endWebURL > result.end()) {
378 urlCount++;
379 }
380 }
381 viewHolder.messageBody.setTextIsSelectable(urlCount <= 1);
382 viewHolder.messageBody.setAutoLinkMask(0);
383 Linkify.addLinks(viewHolder.messageBody, Linkify.WEB_URLS);
384 Linkify.addLinks(viewHolder.messageBody, XMPP_PATTERN, "xmpp");
385 Linkify.addLinks(viewHolder.messageBody, GeoHelper.GEO_URI, "geo");
386 } else {
387 viewHolder.messageBody.setText("");
388 viewHolder.messageBody.setTextIsSelectable(false);
389 }
390 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
391 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
392 viewHolder.messageBody.setHighlightColor(activity.getResources().getColor(darkBackground ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
393 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
394 viewHolder.messageBody.setOnLongClickListener(openContextMenu);
395 }
396
397 private void displayDownloadableMessage(ViewHolder viewHolder,
398 final Message message, String text) {
399 viewHolder.image.setVisibility(View.GONE);
400 viewHolder.messageBody.setVisibility(View.GONE);
401 viewHolder.download_button.setVisibility(View.VISIBLE);
402 viewHolder.download_button.setText(text);
403 viewHolder.download_button.setOnClickListener(new OnClickListener() {
404
405 @Override
406 public void onClick(View v) {
407 activity.startDownloadable(message);
408 }
409 });
410 viewHolder.download_button.setOnLongClickListener(openContextMenu);
411 }
412
413 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
414 viewHolder.image.setVisibility(View.GONE);
415 viewHolder.messageBody.setVisibility(View.GONE);
416 viewHolder.download_button.setVisibility(View.VISIBLE);
417 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
418 viewHolder.download_button.setOnClickListener(new OnClickListener() {
419
420 @Override
421 public void onClick(View v) {
422 openDownloadable(message);
423 }
424 });
425 viewHolder.download_button.setOnLongClickListener(openContextMenu);
426 }
427
428 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
429 viewHolder.image.setVisibility(View.GONE);
430 viewHolder.messageBody.setVisibility(View.GONE);
431 viewHolder.download_button.setVisibility(View.VISIBLE);
432 viewHolder.download_button.setText(R.string.show_location);
433 viewHolder.download_button.setOnClickListener(new OnClickListener() {
434
435 @Override
436 public void onClick(View v) {
437 showLocation(message);
438 }
439 });
440 viewHolder.download_button.setOnLongClickListener(openContextMenu);
441 }
442
443 private void displayImageMessage(ViewHolder viewHolder,
444 final Message message) {
445 if (viewHolder.download_button != null) {
446 viewHolder.download_button.setVisibility(View.GONE);
447 }
448 viewHolder.messageBody.setVisibility(View.GONE);
449 viewHolder.image.setVisibility(View.VISIBLE);
450 FileParams params = message.getFileParams();
451 double target = metrics.density * 288;
452 int scaledW;
453 int scaledH;
454 if (Math.max(params.height, params.width) * metrics.density <= target) {
455 scaledW = (int) (params.width * metrics.density);
456 scaledH = (int) (params.height * metrics.density);
457 } else if (Math.max(params.height,params.width) <= target) {
458 scaledW = params.width;
459 scaledH = params.height;
460 } else if (params.width <= params.height) {
461 scaledW = (int) (params.width / ((double) params.height / target));
462 scaledH = (int) target;
463 } else {
464 scaledW = (int) target;
465 scaledH = (int) (params.height / ((double) params.width / target));
466 }
467 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
468 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
469 viewHolder.image.setLayoutParams(layoutParams);
470 activity.loadBitmap(message, viewHolder.image);
471 viewHolder.image.setOnClickListener(new OnClickListener() {
472
473 @Override
474 public void onClick(View v) {
475 openDownloadable(message);
476 }
477 });
478 viewHolder.image.setOnLongClickListener(openContextMenu);
479 }
480
481 private void loadMoreMessages(Conversation conversation) {
482 conversation.setLastClearHistory(0);
483 conversation.setHasMessagesLeftOnServer(true);
484 conversation.setFirstMamReference(null);
485 long timestamp = conversation.getLastMessageTransmitted();
486 if (timestamp == 0) {
487 timestamp = System.currentTimeMillis();
488 }
489 activity.setMessagesLoaded();
490 activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
491 Toast.makeText(activity, R.string.fetching_history_from_server,Toast.LENGTH_LONG).show();
492 }
493
494 @Override
495 public View getView(int position, View view, ViewGroup parent) {
496 final Message message = getItem(position);
497 final boolean isInValidSession = message.isValidInSession();
498 final Conversation conversation = message.getConversation();
499 final Account account = conversation.getAccount();
500 final int type = getItemViewType(position);
501 ViewHolder viewHolder;
502 if (view == null) {
503 viewHolder = new ViewHolder();
504 switch (type) {
505 case SENT:
506 view = activity.getLayoutInflater().inflate(
507 R.layout.message_sent, parent, false);
508 viewHolder.message_box = (LinearLayout) view
509 .findViewById(R.id.message_box);
510 viewHolder.contact_picture = (ImageView) view
511 .findViewById(R.id.message_photo);
512 viewHolder.download_button = (Button) view
513 .findViewById(R.id.download_button);
514 viewHolder.indicator = (ImageView) view
515 .findViewById(R.id.security_indicator);
516 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
517 viewHolder.image = (ImageView) view
518 .findViewById(R.id.message_image);
519 viewHolder.messageBody = (TextView) view
520 .findViewById(R.id.message_body);
521 viewHolder.time = (TextView) view
522 .findViewById(R.id.message_time);
523 viewHolder.indicatorReceived = (ImageView) view
524 .findViewById(R.id.indicator_received);
525 break;
526 case RECEIVED:
527 view = activity.getLayoutInflater().inflate(
528 R.layout.message_received, parent, false);
529 viewHolder.message_box = (LinearLayout) view
530 .findViewById(R.id.message_box);
531 viewHolder.contact_picture = (ImageView) view
532 .findViewById(R.id.message_photo);
533 viewHolder.download_button = (Button) view
534 .findViewById(R.id.download_button);
535 viewHolder.indicator = (ImageView) view
536 .findViewById(R.id.security_indicator);
537 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
538 viewHolder.image = (ImageView) view
539 .findViewById(R.id.message_image);
540 viewHolder.messageBody = (TextView) view
541 .findViewById(R.id.message_body);
542 viewHolder.time = (TextView) view
543 .findViewById(R.id.message_time);
544 viewHolder.indicatorReceived = (ImageView) view
545 .findViewById(R.id.indicator_received);
546 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
547 break;
548 case STATUS:
549 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
550 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
551 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
552 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
553 break;
554 default:
555 viewHolder = null;
556 break;
557 }
558 view.setTag(viewHolder);
559 } else {
560 viewHolder = (ViewHolder) view.getTag();
561 if (viewHolder == null) {
562 return view;
563 }
564 }
565
566 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
567
568 if (type == STATUS) {
569 if ("LOAD_MORE".equals(message.getBody())) {
570 viewHolder.status_message.setVisibility(View.GONE);
571 viewHolder.contact_picture.setVisibility(View.GONE);
572 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
573 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
574 @Override
575 public void onClick(View v) {
576 loadMoreMessages(message.getConversation());
577 }
578 });
579 } else {
580 viewHolder.status_message.setVisibility(View.VISIBLE);
581 viewHolder.contact_picture.setVisibility(View.VISIBLE);
582 viewHolder.load_more_messages.setVisibility(View.GONE);
583 if (conversation.getMode() == Conversation.MODE_SINGLE) {
584 viewHolder.contact_picture.setImageBitmap(activity
585 .avatarService().get(conversation.getContact(),
586 activity.getPixel(32)));
587 viewHolder.contact_picture.setAlpha(0.5f);
588 }
589 viewHolder.status_message.setText(message.getBody());
590 }
591 return view;
592 } else {
593 loadAvatar(message, viewHolder.contact_picture);
594 }
595
596 viewHolder.contact_picture
597 .setOnClickListener(new OnClickListener() {
598
599 @Override
600 public void onClick(View v) {
601 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
602 MessageAdapter.this.mOnContactPictureClickedListener
603 .onContactPictureClicked(message);
604 }
605
606 }
607 });
608 viewHolder.contact_picture
609 .setOnLongClickListener(new OnLongClickListener() {
610
611 @Override
612 public boolean onLongClick(View v) {
613 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
614 MessageAdapter.this.mOnContactPictureLongClickedListener
615 .onContactPictureLongClicked(message);
616 return true;
617 } else {
618 return false;
619 }
620 }
621 });
622
623 final Transferable transferable = message.getTransferable();
624 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
625 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
626 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
627 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
628 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
629 } else {
630 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
631 }
632 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
633 displayImageMessage(viewHolder, message);
634 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
635 if (message.getFileParams().width > 0) {
636 displayImageMessage(viewHolder,message);
637 } else {
638 displayOpenableMessage(viewHolder, message);
639 }
640 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
641 if (account.isPgpDecryptionServiceConnected()) {
642 if (!account.hasPendingPgpIntent(conversation)) {
643 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
644 } else {
645 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
646 }
647 } else {
648 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
649 if (viewHolder != null) {
650 viewHolder.message_box
651 .setOnClickListener(new OnClickListener() {
652
653 @Override
654 public void onClick(View v) {
655 activity.showInstallPgpDialog();
656 }
657 });
658 }
659 }
660 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
661 displayDecryptionFailed(viewHolder,darkBackground);
662 } else {
663 if (GeoHelper.isGeoUri(message.getBody())) {
664 displayLocationMessage(viewHolder,message);
665 } else if (message.bodyIsHeart()) {
666 displayHeartMessage(viewHolder, message.getBody().trim());
667 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
668 try {
669 URL url = new URL(message.getBody());
670 displayDownloadableMessage(viewHolder,
671 message,
672 activity.getString(R.string.check_x_filesize_on_host,
673 UIHelper.getFileDescriptionString(activity, message),
674 url.getHost()));
675 } catch (Exception e) {
676 displayDownloadableMessage(viewHolder,
677 message,
678 activity.getString(R.string.check_x_filesize,
679 UIHelper.getFileDescriptionString(activity, message)));
680 }
681 } else {
682 displayTextMessage(viewHolder, message, darkBackground, type);
683 }
684 }
685
686 if (type == RECEIVED) {
687 if(isInValidSession) {
688 int bubble;
689 if (!mUseGreenBackground) {
690 bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
691 } else {
692 bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
693 }
694 viewHolder.message_box.setBackgroundResource(bubble);
695 viewHolder.encryption.setVisibility(View.GONE);
696 } else {
697 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
698 viewHolder.encryption.setVisibility(View.VISIBLE);
699 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
700 }
701 }
702
703 displayStatus(viewHolder, message, type, darkBackground);
704
705 return view;
706 }
707
708 public void openDownloadable(Message message) {
709 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
710 if (!file.exists()) {
711 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
712 return;
713 }
714 Intent openIntent = new Intent(Intent.ACTION_VIEW);
715 String mime = file.getMimeType();
716 if (mime == null) {
717 mime = "*/*";
718 }
719 Uri uri = FileProvider.getUriForFile(activity,"eu.siacs.conversations.files",file);
720 openIntent.setDataAndType(uri, mime);
721 openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
722 PackageManager manager = activity.getPackageManager();
723 List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
724 if (infos.size() == 0) {
725 openIntent.setDataAndType(Uri.fromFile(file),"*/*");
726 }
727 try {
728 getContext().startActivity(openIntent);
729 return;
730 } catch (ActivityNotFoundException e) {
731 //ignored
732 }
733 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
734 }
735
736 public void showLocation(Message message) {
737 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
738 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
739 getContext().startActivity(intent);
740 return;
741 }
742 }
743 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
744 }
745
746 public void updatePreferences() {
747 this.mIndicateReceived = activity.indicateReceived();
748 this.mUseGreenBackground = activity.useGreenBackground();
749 }
750
751 public interface OnContactPictureClicked {
752 void onContactPictureClicked(Message message);
753 }
754
755 public interface OnContactPictureLongClicked {
756 void onContactPictureLongClicked(Message message);
757 }
758
759 private static class ViewHolder {
760
761 protected LinearLayout message_box;
762 protected Button download_button;
763 protected ImageView image;
764 protected ImageView indicator;
765 protected ImageView indicatorReceived;
766 protected TextView time;
767 protected TextView messageBody;
768 protected ImageView contact_picture;
769 protected TextView status_message;
770 protected TextView encryption;
771 public Button load_more_messages;
772 public ImageView edit_indicator;
773 }
774
775 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
776 private final WeakReference<ImageView> imageViewReference;
777 private Message message = null;
778
779 public BitmapWorkerTask(ImageView imageView) {
780 imageViewReference = new WeakReference<>(imageView);
781 }
782
783 @Override
784 protected Bitmap doInBackground(Message... params) {
785 return activity.avatarService().get(params[0], activity.getPixel(48), isCancelled());
786 }
787
788 @Override
789 protected void onPostExecute(Bitmap bitmap) {
790 if (bitmap != null && !isCancelled()) {
791 final ImageView imageView = imageViewReference.get();
792 if (imageView != null) {
793 imageView.setImageBitmap(bitmap);
794 imageView.setBackgroundColor(0x00000000);
795 }
796 }
797 }
798 }
799
800 public void loadAvatar(Message message, ImageView imageView) {
801 if (cancelPotentialWork(message, imageView)) {
802 final Bitmap bm = activity.avatarService().get(message, activity.getPixel(48), true);
803 if (bm != null) {
804 cancelPotentialWork(message, imageView);
805 imageView.setImageBitmap(bm);
806 imageView.setBackgroundColor(0x00000000);
807 } else {
808 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
809 imageView.setImageDrawable(null);
810 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
811 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
812 imageView.setImageDrawable(asyncDrawable);
813 try {
814 task.execute(message);
815 } catch (final RejectedExecutionException ignored) {
816 }
817 }
818 }
819 }
820
821 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
822 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
823
824 if (bitmapWorkerTask != null) {
825 final Message oldMessage = bitmapWorkerTask.message;
826 if (oldMessage == null || message != oldMessage) {
827 bitmapWorkerTask.cancel(true);
828 } else {
829 return false;
830 }
831 }
832 return true;
833 }
834
835 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
836 if (imageView != null) {
837 final Drawable drawable = imageView.getDrawable();
838 if (drawable instanceof AsyncDrawable) {
839 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
840 return asyncDrawable.getBitmapWorkerTask();
841 }
842 }
843 return null;
844 }
845
846 static class AsyncDrawable extends BitmapDrawable {
847 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
848
849 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
850 super(res, bitmap);
851 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
852 }
853
854 public BitmapWorkerTask getBitmapWorkerTask() {
855 return bitmapWorkerTaskReference.get();
856 }
857 }
858}