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.os.Build;
15import android.support.v4.content.FileProvider;
16import android.text.Spannable;
17import android.text.SpannableString;
18import android.text.SpannableStringBuilder;
19import android.text.Spanned;
20import android.text.style.ForegroundColorSpan;
21import android.text.style.RelativeSizeSpan;
22import android.text.style.StyleSpan;
23import android.text.util.Linkify;
24import android.util.DisplayMetrics;
25import android.util.Patterns;
26import android.view.View;
27import android.view.View.OnClickListener;
28import android.view.View.OnLongClickListener;
29import android.view.ViewGroup;
30import android.widget.ArrayAdapter;
31import android.widget.Button;
32import android.widget.ImageView;
33import android.widget.LinearLayout;
34import android.widget.TextView;
35import android.widget.Toast;
36
37import java.lang.ref.WeakReference;
38import java.net.URL;
39import java.util.List;
40import java.util.concurrent.RejectedExecutionException;
41import java.util.regex.MatchResult;
42import java.util.regex.Matcher;
43import java.util.regex.Pattern;
44
45import eu.siacs.conversations.Config;
46import eu.siacs.conversations.R;
47import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
48import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
49import eu.siacs.conversations.entities.Account;
50import eu.siacs.conversations.entities.Conversation;
51import eu.siacs.conversations.entities.DownloadableFile;
52import eu.siacs.conversations.entities.Message;
53import eu.siacs.conversations.entities.Message.FileParams;
54import eu.siacs.conversations.entities.Transferable;
55import eu.siacs.conversations.persistance.FileBackend;
56import eu.siacs.conversations.ui.ConversationActivity;
57import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
58import eu.siacs.conversations.ui.widget.CopyTextView;
59import eu.siacs.conversations.ui.widget.ListSelectionManager;
60import eu.siacs.conversations.utils.CryptoHelper;
61import eu.siacs.conversations.utils.GeoHelper;
62import eu.siacs.conversations.utils.UIHelper;
63
64public class MessageAdapter extends ArrayAdapter<Message> implements CopyTextView.CopyHandler {
65
66 private static final int SENT = 0;
67 private static final int RECEIVED = 1;
68 private static final int STATUS = 2;
69 private static final Pattern XMPP_PATTERN = Pattern
70 .compile("xmpp\\:(?:(?:["
71 + Patterns.GOOD_IRI_CHAR
72 + "\\;\\/\\?\\@\\&\\=\\#\\~\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])"
73 + "|(?:\\%[a-fA-F0-9]{2}))+");
74
75 private ConversationActivity activity;
76
77 private DisplayMetrics metrics;
78
79 private OnContactPictureClicked mOnContactPictureClickedListener;
80 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
81
82 private boolean mIndicateReceived = false;
83 private boolean mUseGreenBackground = false;
84
85 private final ListSelectionManager listSelectionManager = new ListSelectionManager();
86
87 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
88 super(activity, 0, messages);
89 this.activity = activity;
90 metrics = getContext().getResources().getDisplayMetrics();
91 updatePreferences();
92 }
93
94 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
95 this.mOnContactPictureClickedListener = listener;
96 }
97
98 public void setOnContactPictureLongClicked(
99 OnContactPictureLongClicked listener) {
100 this.mOnContactPictureLongClickedListener = listener;
101 }
102
103 @Override
104 public int getViewTypeCount() {
105 return 3;
106 }
107
108 public int getItemViewType(Message message) {
109 if (message.getType() == Message.TYPE_STATUS) {
110 return STATUS;
111 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
112 return RECEIVED;
113 }
114
115 return SENT;
116 }
117
118 @Override
119 public int getItemViewType(int position) {
120 return this.getItemViewType(getItem(position));
121 }
122
123 private int getMessageTextColor(boolean onDark, boolean primary) {
124 if (onDark) {
125 return activity.getResources().getColor(primary ? R.color.white : R.color.white70);
126 } else {
127 return activity.getResources().getColor(primary ? R.color.black87 : R.color.black54);
128 }
129 }
130
131 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground, boolean inValidSession) {
132 String filesize = null;
133 String info = null;
134 boolean error = false;
135 if (viewHolder.indicatorReceived != null) {
136 viewHolder.indicatorReceived.setVisibility(View.GONE);
137 }
138
139 if (viewHolder.edit_indicator != null) {
140 if (message.edited()) {
141 viewHolder.edit_indicator.setVisibility(View.VISIBLE);
142 viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
143 viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
144 } else {
145 viewHolder.edit_indicator.setVisibility(View.GONE);
146 }
147 }
148 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
149 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
150 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
151 FileParams params = message.getFileParams();
152 if (params.size > (1.5 * 1024 * 1024)) {
153 filesize = params.size / (1024 * 1024)+ " MiB";
154 } else if (params.size > 0) {
155 filesize = params.size / 1024 + " KiB";
156 }
157 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
158 error = true;
159 }
160 }
161 switch (message.getMergedStatus()) {
162 case Message.STATUS_WAITING:
163 info = getContext().getString(R.string.waiting);
164 break;
165 case Message.STATUS_UNSEND:
166 Transferable d = message.getTransferable();
167 if (d!=null) {
168 info = getContext().getString(R.string.sending_file,d.getProgress());
169 } else {
170 info = getContext().getString(R.string.sending);
171 }
172 break;
173 case Message.STATUS_OFFERED:
174 info = getContext().getString(R.string.offering);
175 break;
176 case Message.STATUS_SEND_RECEIVED:
177 if (mIndicateReceived) {
178 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
179 }
180 break;
181 case Message.STATUS_SEND_DISPLAYED:
182 if (mIndicateReceived) {
183 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
184 }
185 break;
186 case Message.STATUS_SEND_FAILED:
187 info = getContext().getString(R.string.send_failed);
188 error = true;
189 break;
190 default:
191 if (multiReceived) {
192 info = UIHelper.getMessageDisplayName(message);
193 }
194 break;
195 }
196 if (error && type == SENT) {
197 viewHolder.time.setTextColor(activity.getWarningTextColor());
198 } else {
199 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
200 }
201 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
202 viewHolder.indicator.setVisibility(View.GONE);
203 } else {
204 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
205 viewHolder.indicator.setVisibility(View.VISIBLE);
206 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
207 FingerprintStatus status = message.getConversation()
208 .getAccount().getAxolotlService().getFingerprintTrust(
209 message.getFingerprint());
210
211 if(status == null || (type == SENT ? !status.isTrusted() : (!status.isVerified() && inValidSession))) {
212 viewHolder.indicator.setColorFilter(0xffc64545);
213 viewHolder.indicator.setAlpha(1.0f);
214 } else {
215 viewHolder.indicator.clearColorFilter();
216 if (darkBackground) {
217 viewHolder.indicator.setAlpha(0.7f);
218 } else {
219 viewHolder.indicator.setAlpha(0.57f);
220 }
221 }
222 } else {
223 viewHolder.indicator.clearColorFilter();
224 if (darkBackground) {
225 viewHolder.indicator.setAlpha(0.7f);
226 } else {
227 viewHolder.indicator.setAlpha(0.57f);
228 }
229 }
230 }
231
232 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
233 message.getMergedTimeSent());
234 if (message.getStatus() <= Message.STATUS_RECEIVED) {
235 if ((filesize != null) && (info != null)) {
236 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
237 } else if ((filesize == null) && (info != null)) {
238 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
239 } else if ((filesize != null) && (info == null)) {
240 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
241 } else {
242 viewHolder.time.setText(formatedTime);
243 }
244 } else {
245 if ((filesize != null) && (info != null)) {
246 viewHolder.time.setText(filesize + " \u00B7 " + info);
247 } else if ((filesize == null) && (info != null)) {
248 if (error) {
249 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
250 } else {
251 viewHolder.time.setText(info);
252 }
253 } else if ((filesize != null) && (info == null)) {
254 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
255 } else {
256 viewHolder.time.setText(formatedTime);
257 }
258 }
259 }
260
261 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
262 if (viewHolder.download_button != null) {
263 viewHolder.download_button.setVisibility(View.GONE);
264 }
265 viewHolder.image.setVisibility(View.GONE);
266 viewHolder.messageBody.setVisibility(View.VISIBLE);
267 viewHolder.messageBody.setText(text);
268 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
269 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
270 viewHolder.messageBody.setTextIsSelectable(false);
271 }
272
273 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
274 if (viewHolder.download_button != null) {
275 viewHolder.download_button.setVisibility(View.GONE);
276 }
277 viewHolder.image.setVisibility(View.GONE);
278 viewHolder.messageBody.setVisibility(View.VISIBLE);
279 viewHolder.messageBody.setText(getContext().getString(
280 R.string.decryption_failed));
281 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
282 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
283 viewHolder.messageBody.setTextIsSelectable(false);
284 }
285
286 private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
287 if (viewHolder.download_button != null) {
288 viewHolder.download_button.setVisibility(View.GONE);
289 }
290 viewHolder.image.setVisibility(View.GONE);
291 viewHolder.messageBody.setVisibility(View.VISIBLE);
292 viewHolder.messageBody.setIncludeFontPadding(false);
293 Spannable span = new SpannableString(body);
294 span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
295 span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
296 viewHolder.messageBody.setText(span);
297 }
298
299 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
300 if (viewHolder.download_button != null) {
301 viewHolder.download_button.setVisibility(View.GONE);
302 }
303 viewHolder.image.setVisibility(View.GONE);
304 viewHolder.messageBody.setVisibility(View.VISIBLE);
305 viewHolder.messageBody.setIncludeFontPadding(true);
306 if (message.getBody() != null) {
307 final String nick = UIHelper.getMessageDisplayName(message);
308 SpannableStringBuilder body = message.getMergedBody();
309 boolean hasMeCommand = message.hasMeCommand();
310 if (hasMeCommand) {
311 body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
312 }
313 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
314 body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
315 body.append("\u2026");
316 }
317 Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
318 for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
319 int start = body.getSpanStart(mergeSeparator);
320 int end = body.getSpanEnd(mergeSeparator);
321 body.setSpan(new RelativeSizeSpan(0.3f), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
322 }
323 if (message.getType() != Message.TYPE_PRIVATE) {
324 if (hasMeCommand) {
325 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
326 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
327 }
328 } else {
329 String privateMarker;
330 if (message.getStatus() <= Message.STATUS_RECEIVED) {
331 privateMarker = activity.getString(R.string.private_message);
332 } else {
333 final String to;
334 if (message.getCounterpart() != null) {
335 to = message.getCounterpart().getResourcepart();
336 } else {
337 to = "";
338 }
339 privateMarker = activity.getString(R.string.private_message_to, to);
340 }
341 body.insert(0, privateMarker);
342 int privateMarkerIndex = privateMarker.length();
343 body.insert(privateMarkerIndex, " ");
344 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)),
345 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
346 body.setSpan(new StyleSpan(Typeface.BOLD),
347 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
348 if (hasMeCommand) {
349 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
350 privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
351 }
352 }
353 Linkify.addLinks(body, Linkify.WEB_URLS);
354 Linkify.addLinks(body, XMPP_PATTERN, "xmpp");
355 Linkify.addLinks(body, GeoHelper.GEO_URI, "geo");
356 viewHolder.messageBody.setAutoLinkMask(0);
357 viewHolder.messageBody.setText(body);
358 viewHolder.messageBody.setTextIsSelectable(true);
359 viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
360 listSelectionManager.onUpdate(viewHolder.messageBody, message);
361 } else {
362 viewHolder.messageBody.setText("");
363 viewHolder.messageBody.setTextIsSelectable(false);
364 }
365 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
366 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
367 viewHolder.messageBody.setHighlightColor(activity.getResources().getColor(darkBackground ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
368 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
369 }
370
371 private void displayDownloadableMessage(ViewHolder viewHolder,
372 final Message message, String text) {
373 viewHolder.image.setVisibility(View.GONE);
374 viewHolder.messageBody.setVisibility(View.GONE);
375 viewHolder.download_button.setVisibility(View.VISIBLE);
376 viewHolder.download_button.setText(text);
377 viewHolder.download_button.setOnClickListener(new OnClickListener() {
378
379 @Override
380 public void onClick(View v) {
381 activity.startDownloadable(message);
382 }
383 });
384 }
385
386 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
387 viewHolder.image.setVisibility(View.GONE);
388 viewHolder.messageBody.setVisibility(View.GONE);
389 viewHolder.download_button.setVisibility(View.VISIBLE);
390 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
391 viewHolder.download_button.setOnClickListener(new OnClickListener() {
392
393 @Override
394 public void onClick(View v) {
395 openDownloadable(message);
396 }
397 });
398 }
399
400 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
401 viewHolder.image.setVisibility(View.GONE);
402 viewHolder.messageBody.setVisibility(View.GONE);
403 viewHolder.download_button.setVisibility(View.VISIBLE);
404 viewHolder.download_button.setText(R.string.show_location);
405 viewHolder.download_button.setOnClickListener(new OnClickListener() {
406
407 @Override
408 public void onClick(View v) {
409 showLocation(message);
410 }
411 });
412 }
413
414 private void displayImageMessage(ViewHolder viewHolder,
415 final Message message) {
416 if (viewHolder.download_button != null) {
417 viewHolder.download_button.setVisibility(View.GONE);
418 }
419 viewHolder.messageBody.setVisibility(View.GONE);
420 viewHolder.image.setVisibility(View.VISIBLE);
421 FileParams params = message.getFileParams();
422 double target = metrics.density * 288;
423 int scaledW;
424 int scaledH;
425 if (Math.max(params.height, params.width) * metrics.density <= target) {
426 scaledW = (int) (params.width * metrics.density);
427 scaledH = (int) (params.height * metrics.density);
428 } else if (Math.max(params.height,params.width) <= target) {
429 scaledW = params.width;
430 scaledH = params.height;
431 } else if (params.width <= params.height) {
432 scaledW = (int) (params.width / ((double) params.height / target));
433 scaledH = (int) target;
434 } else {
435 scaledW = (int) target;
436 scaledH = (int) (params.height / ((double) params.width / target));
437 }
438 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
439 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
440 viewHolder.image.setLayoutParams(layoutParams);
441 activity.loadBitmap(message, viewHolder.image);
442 viewHolder.image.setOnClickListener(new OnClickListener() {
443
444 @Override
445 public void onClick(View v) {
446 openDownloadable(message);
447 }
448 });
449 }
450
451 private void loadMoreMessages(Conversation conversation) {
452 conversation.setLastClearHistory(0);
453 activity.xmppConnectionService.updateConversation(conversation);
454 conversation.setHasMessagesLeftOnServer(true);
455 conversation.setFirstMamReference(null);
456 long timestamp = conversation.getLastMessageTransmitted();
457 if (timestamp == 0) {
458 timestamp = System.currentTimeMillis();
459 }
460 activity.setMessagesLoaded();
461 activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
462 Toast.makeText(activity, R.string.fetching_history_from_server,Toast.LENGTH_LONG).show();
463 }
464
465 @Override
466 public View getView(int position, View view, ViewGroup parent) {
467 final Message message = getItem(position);
468 final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
469 final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
470 final Conversation conversation = message.getConversation();
471 final Account account = conversation.getAccount();
472 final int type = getItemViewType(position);
473 ViewHolder viewHolder;
474 if (view == null) {
475 viewHolder = new ViewHolder();
476 switch (type) {
477 case SENT:
478 view = activity.getLayoutInflater().inflate(
479 R.layout.message_sent, parent, false);
480 viewHolder.message_box = (LinearLayout) view
481 .findViewById(R.id.message_box);
482 viewHolder.contact_picture = (ImageView) view
483 .findViewById(R.id.message_photo);
484 viewHolder.download_button = (Button) view
485 .findViewById(R.id.download_button);
486 viewHolder.indicator = (ImageView) view
487 .findViewById(R.id.security_indicator);
488 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
489 viewHolder.image = (ImageView) view
490 .findViewById(R.id.message_image);
491 viewHolder.messageBody = (CopyTextView) view
492 .findViewById(R.id.message_body);
493 viewHolder.time = (TextView) view
494 .findViewById(R.id.message_time);
495 viewHolder.indicatorReceived = (ImageView) view
496 .findViewById(R.id.indicator_received);
497 break;
498 case RECEIVED:
499 view = activity.getLayoutInflater().inflate(
500 R.layout.message_received, parent, false);
501 viewHolder.message_box = (LinearLayout) view
502 .findViewById(R.id.message_box);
503 viewHolder.contact_picture = (ImageView) view
504 .findViewById(R.id.message_photo);
505 viewHolder.download_button = (Button) view
506 .findViewById(R.id.download_button);
507 viewHolder.indicator = (ImageView) view
508 .findViewById(R.id.security_indicator);
509 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
510 viewHolder.image = (ImageView) view
511 .findViewById(R.id.message_image);
512 viewHolder.messageBody = (CopyTextView) view
513 .findViewById(R.id.message_body);
514 viewHolder.time = (TextView) view
515 .findViewById(R.id.message_time);
516 viewHolder.indicatorReceived = (ImageView) view
517 .findViewById(R.id.indicator_received);
518 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
519 break;
520 case STATUS:
521 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
522 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
523 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
524 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
525 break;
526 default:
527 viewHolder = null;
528 break;
529 }
530 if (viewHolder.messageBody != null) {
531 listSelectionManager.onCreate(viewHolder.messageBody);
532 viewHolder.messageBody.setCopyHandler(this);
533 }
534 view.setTag(viewHolder);
535 } else {
536 viewHolder = (ViewHolder) view.getTag();
537 if (viewHolder == null) {
538 return view;
539 }
540 }
541
542 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
543
544 if (type == STATUS) {
545 if ("LOAD_MORE".equals(message.getBody())) {
546 viewHolder.status_message.setVisibility(View.GONE);
547 viewHolder.contact_picture.setVisibility(View.GONE);
548 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
549 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
550 @Override
551 public void onClick(View v) {
552 loadMoreMessages(message.getConversation());
553 }
554 });
555 } else {
556 viewHolder.status_message.setVisibility(View.VISIBLE);
557 viewHolder.contact_picture.setVisibility(View.VISIBLE);
558 viewHolder.load_more_messages.setVisibility(View.GONE);
559 if (conversation.getMode() == Conversation.MODE_SINGLE) {
560 viewHolder.contact_picture.setImageBitmap(activity
561 .avatarService().get(conversation.getContact(),
562 activity.getPixel(32)));
563 viewHolder.contact_picture.setAlpha(0.5f);
564 }
565 viewHolder.status_message.setText(message.getBody());
566 }
567 return view;
568 } else {
569 loadAvatar(message, viewHolder.contact_picture);
570 }
571
572 viewHolder.contact_picture
573 .setOnClickListener(new OnClickListener() {
574
575 @Override
576 public void onClick(View v) {
577 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
578 MessageAdapter.this.mOnContactPictureClickedListener
579 .onContactPictureClicked(message);
580 }
581
582 }
583 });
584 viewHolder.contact_picture
585 .setOnLongClickListener(new OnLongClickListener() {
586
587 @Override
588 public boolean onLongClick(View v) {
589 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
590 MessageAdapter.this.mOnContactPictureLongClickedListener
591 .onContactPictureLongClicked(message);
592 return true;
593 } else {
594 return false;
595 }
596 }
597 });
598
599 final Transferable transferable = message.getTransferable();
600 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
601 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
602 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
603 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
604 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
605 } else {
606 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
607 }
608 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
609 displayImageMessage(viewHolder, message);
610 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
611 if (message.getFileParams().width > 0) {
612 displayImageMessage(viewHolder,message);
613 } else {
614 displayOpenableMessage(viewHolder, message);
615 }
616 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
617 if (account.isPgpDecryptionServiceConnected()) {
618 if (!account.hasPendingPgpIntent(conversation)) {
619 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
620 } else {
621 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
622 }
623 } else {
624 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
625 if (viewHolder != null) {
626 viewHolder.message_box
627 .setOnClickListener(new OnClickListener() {
628
629 @Override
630 public void onClick(View v) {
631 activity.showInstallPgpDialog();
632 }
633 });
634 }
635 }
636 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
637 displayDecryptionFailed(viewHolder,darkBackground);
638 } else {
639 if (GeoHelper.isGeoUri(message.getBody())) {
640 displayLocationMessage(viewHolder,message);
641 } else if (message.bodyIsHeart()) {
642 displayHeartMessage(viewHolder, message.getBody().trim());
643 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
644 try {
645 URL url = new URL(message.getBody());
646 displayDownloadableMessage(viewHolder,
647 message,
648 activity.getString(R.string.check_x_filesize_on_host,
649 UIHelper.getFileDescriptionString(activity, message),
650 url.getHost()));
651 } catch (Exception e) {
652 displayDownloadableMessage(viewHolder,
653 message,
654 activity.getString(R.string.check_x_filesize,
655 UIHelper.getFileDescriptionString(activity, message)));
656 }
657 } else {
658 displayTextMessage(viewHolder, message, darkBackground, type);
659 }
660 }
661
662 if (type == RECEIVED) {
663 if(isInValidSession) {
664 int bubble;
665 if (!mUseGreenBackground) {
666 bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
667 } else {
668 bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
669 }
670 viewHolder.message_box.setBackgroundResource(bubble);
671 viewHolder.encryption.setVisibility(View.GONE);
672 } else {
673 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
674 viewHolder.encryption.setVisibility(View.VISIBLE);
675 if (omemoEncryption && !message.isTrusted()) {
676 viewHolder.encryption.setText(R.string.not_trusted);
677 } else {
678 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
679 }
680 }
681 }
682
683 displayStatus(viewHolder, message, type, darkBackground, isInValidSession);
684
685 return view;
686 }
687
688 @Override
689 public void notifyDataSetChanged() {
690 listSelectionManager.onBeforeNotifyDataSetChanged();
691 super.notifyDataSetChanged();
692 listSelectionManager.onAfterNotifyDataSetChanged();
693 }
694
695 @Override
696 public String transformTextForCopy(CharSequence text, int start, int end) {
697 return text.toString().substring(start, end);
698 }
699
700 public void openDownloadable(Message message) {
701 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
702 if (!file.exists()) {
703 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
704 return;
705 }
706 Intent openIntent = new Intent(Intent.ACTION_VIEW);
707 String mime = file.getMimeType();
708 if (mime == null) {
709 mime = "*/*";
710 }
711 Uri uri;
712 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
713 try {
714 uri = FileBackend.getUriForFile(activity, file);
715 } catch (IllegalArgumentException e) {
716 Toast.makeText(activity,activity.getString(R.string.no_permission_to_access_x,file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
717 return;
718 }
719 openIntent.setDataAndType(uri, mime);
720 openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
721 } else {
722 uri = Uri.fromFile(file);
723 }
724 openIntent.setDataAndType(uri, mime);
725 PackageManager manager = activity.getPackageManager();
726 List<ResolveInfo> info = manager.queryIntentActivities(openIntent, 0);
727 if (info.size() == 0) {
728 openIntent.setDataAndType(Uri.fromFile(file),"*/*");
729 }
730 try {
731 getContext().startActivity(openIntent);
732 } catch (ActivityNotFoundException e) {
733 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
734 }
735 }
736
737 public void showLocation(Message message) {
738 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
739 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
740 getContext().startActivity(intent);
741 return;
742 }
743 }
744 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
745 }
746
747 public void updatePreferences() {
748 this.mIndicateReceived = activity.indicateReceived();
749 this.mUseGreenBackground = activity.useGreenBackground();
750 }
751
752 public TextView getMessageBody(View view) {
753 final Object tag = view.getTag();
754 if (tag instanceof ViewHolder) {
755 final ViewHolder viewHolder = (ViewHolder) tag;
756 return viewHolder.messageBody;
757 }
758 return null;
759 }
760
761 public interface OnContactPictureClicked {
762 void onContactPictureClicked(Message message);
763 }
764
765 public interface OnContactPictureLongClicked {
766 void onContactPictureLongClicked(Message message);
767 }
768
769 private static class ViewHolder {
770
771 protected LinearLayout message_box;
772 protected Button download_button;
773 protected ImageView image;
774 protected ImageView indicator;
775 protected ImageView indicatorReceived;
776 protected TextView time;
777 protected CopyTextView messageBody;
778 protected ImageView contact_picture;
779 protected TextView status_message;
780 protected TextView encryption;
781 public Button load_more_messages;
782 public ImageView edit_indicator;
783 }
784
785 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
786 private final WeakReference<ImageView> imageViewReference;
787 private Message message = null;
788
789 public BitmapWorkerTask(ImageView imageView) {
790 imageViewReference = new WeakReference<>(imageView);
791 }
792
793 @Override
794 protected Bitmap doInBackground(Message... params) {
795 return activity.avatarService().get(params[0], activity.getPixel(48), isCancelled());
796 }
797
798 @Override
799 protected void onPostExecute(Bitmap bitmap) {
800 if (bitmap != null && !isCancelled()) {
801 final ImageView imageView = imageViewReference.get();
802 if (imageView != null) {
803 imageView.setImageBitmap(bitmap);
804 imageView.setBackgroundColor(0x00000000);
805 }
806 }
807 }
808 }
809
810 public void loadAvatar(Message message, ImageView imageView) {
811 if (cancelPotentialWork(message, imageView)) {
812 final Bitmap bm = activity.avatarService().get(message, activity.getPixel(48), true);
813 if (bm != null) {
814 cancelPotentialWork(message, imageView);
815 imageView.setImageBitmap(bm);
816 imageView.setBackgroundColor(0x00000000);
817 } else {
818 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
819 imageView.setImageDrawable(null);
820 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
821 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
822 imageView.setImageDrawable(asyncDrawable);
823 try {
824 task.execute(message);
825 } catch (final RejectedExecutionException ignored) {
826 }
827 }
828 }
829 }
830
831 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
832 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
833
834 if (bitmapWorkerTask != null) {
835 final Message oldMessage = bitmapWorkerTask.message;
836 if (oldMessage == null || message != oldMessage) {
837 bitmapWorkerTask.cancel(true);
838 } else {
839 return false;
840 }
841 }
842 return true;
843 }
844
845 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
846 if (imageView != null) {
847 final Drawable drawable = imageView.getDrawable();
848 if (drawable instanceof AsyncDrawable) {
849 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
850 return asyncDrawable.getBitmapWorkerTask();
851 }
852 }
853 return null;
854 }
855
856 static class AsyncDrawable extends BitmapDrawable {
857 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
858
859 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
860 super(res, bitmap);
861 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
862 }
863
864 public BitmapWorkerTask getBitmapWorkerTask() {
865 return bitmapWorkerTaskReference.get();
866 }
867 }
868}