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.ContextCompat;
15import android.text.Spannable;
16import android.text.SpannableString;
17import android.text.SpannableStringBuilder;
18import android.text.Spanned;
19import android.text.style.ForegroundColorSpan;
20import android.text.style.RelativeSizeSpan;
21import android.text.style.StyleSpan;
22import android.text.util.Linkify;
23import android.util.DisplayMetrics;
24import android.view.ActionMode;
25import android.view.Menu;
26import android.view.MenuItem;
27import android.view.View;
28import android.view.View.OnClickListener;
29import android.view.View.OnLongClickListener;
30import android.view.ViewGroup;
31import android.widget.ArrayAdapter;
32import android.widget.Button;
33import android.widget.ImageView;
34import android.widget.LinearLayout;
35import android.widget.TextView;
36import android.widget.Toast;
37
38import java.lang.ref.WeakReference;
39import java.net.URL;
40import java.util.List;
41import java.util.Locale;
42import java.util.concurrent.RejectedExecutionException;
43import java.util.regex.Matcher;
44import java.util.regex.Pattern;
45
46import eu.siacs.conversations.Config;
47import eu.siacs.conversations.R;
48import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
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.services.MessageArchiveService;
57import eu.siacs.conversations.services.NotificationService;
58import eu.siacs.conversations.ui.ConversationActivity;
59import eu.siacs.conversations.ui.text.DividerSpan;
60import eu.siacs.conversations.ui.text.QuoteSpan;
61import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
62import eu.siacs.conversations.ui.widget.CopyTextView;
63import eu.siacs.conversations.ui.widget.ListSelectionManager;
64import eu.siacs.conversations.utils.CryptoHelper;
65import eu.siacs.conversations.utils.GeoHelper;
66import eu.siacs.conversations.utils.Patterns;
67import eu.siacs.conversations.utils.UIHelper;
68
69public class MessageAdapter extends ArrayAdapter<Message> implements CopyTextView.CopyHandler {
70
71 private static final int SENT = 0;
72 private static final int RECEIVED = 1;
73 private static final int STATUS = 2;
74 private static final Pattern XMPP_PATTERN = Pattern
75 .compile("xmpp\\:(?:(?:["
76 + Patterns.GOOD_IRI_CHAR
77 + "\\;\\/\\?\\@\\&\\=\\#\\~\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])"
78 + "|(?:\\%[a-fA-F0-9]{2}))+");
79
80 private static final Linkify.TransformFilter WEBURL_TRANSFORM_FILTER = new Linkify.TransformFilter() {
81 @Override
82 public String transformUrl(Matcher matcher, String url) {
83 if (url == null) {
84 return null;
85 }
86 final String lcUrl = url.toLowerCase(Locale.US);
87 if (lcUrl.startsWith("http://") || lcUrl.startsWith("https://")) {
88 return url;
89 } else {
90 return "http://"+url;
91 }
92 }
93 };
94 private static final Linkify.MatchFilter WEBURL_MATCH_FILTER = new Linkify.MatchFilter() {
95 @Override
96 public boolean acceptMatch(CharSequence cs, int start, int end) {
97 return start < 1 || (cs.charAt(start-1) != '@' && !cs.subSequence(Math.max(0,start - 3),start).equals("://"));
98 }
99 };
100
101 private ConversationActivity activity;
102
103 private DisplayMetrics metrics;
104
105 private OnContactPictureClicked mOnContactPictureClickedListener;
106 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
107
108 private boolean mIndicateReceived = false;
109 private boolean mUseGreenBackground = false;
110
111 private OnQuoteListener onQuoteListener;
112
113 private final ListSelectionManager listSelectionManager = new ListSelectionManager();
114
115 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
116 super(activity, 0, messages);
117 this.activity = activity;
118 metrics = getContext().getResources().getDisplayMetrics();
119 updatePreferences();
120 }
121
122 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
123 this.mOnContactPictureClickedListener = listener;
124 }
125
126 public void setOnContactPictureLongClicked(
127 OnContactPictureLongClicked listener) {
128 this.mOnContactPictureLongClickedListener = listener;
129 }
130
131 public void setOnQuoteListener(OnQuoteListener listener) {
132 this.onQuoteListener = listener;
133 }
134
135 @Override
136 public int getViewTypeCount() {
137 return 3;
138 }
139
140 public int getItemViewType(Message message) {
141 if (message.getType() == Message.TYPE_STATUS) {
142 return STATUS;
143 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
144 return RECEIVED;
145 }
146
147 return SENT;
148 }
149
150 @Override
151 public int getItemViewType(int position) {
152 return this.getItemViewType(getItem(position));
153 }
154
155 private int getMessageTextColor(boolean onDark, boolean primary) {
156 if (onDark) {
157 return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70);
158 } else {
159 return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54);
160 }
161 }
162
163 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground, boolean inValidSession) {
164 String filesize = null;
165 String info = null;
166 boolean error = false;
167 if (viewHolder.indicatorReceived != null) {
168 viewHolder.indicatorReceived.setVisibility(View.GONE);
169 }
170
171 if (viewHolder.edit_indicator != null) {
172 if (message.edited()) {
173 viewHolder.edit_indicator.setVisibility(View.VISIBLE);
174 viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
175 viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
176 } else {
177 viewHolder.edit_indicator.setVisibility(View.GONE);
178 }
179 }
180 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
181 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
182 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
183 FileParams params = message.getFileParams();
184 if (params.size > (1.5 * 1024 * 1024)) {
185 filesize = params.size / (1024 * 1024)+ " MiB";
186 } else if (params.size > 0) {
187 filesize = params.size / 1024 + " KiB";
188 }
189 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
190 error = true;
191 }
192 }
193 switch (message.getMergedStatus()) {
194 case Message.STATUS_WAITING:
195 info = getContext().getString(R.string.waiting);
196 break;
197 case Message.STATUS_UNSEND:
198 Transferable d = message.getTransferable();
199 if (d!=null) {
200 info = getContext().getString(R.string.sending_file,d.getProgress());
201 } else {
202 info = getContext().getString(R.string.sending);
203 }
204 break;
205 case Message.STATUS_OFFERED:
206 info = getContext().getString(R.string.offering);
207 break;
208 case Message.STATUS_SEND_RECEIVED:
209 if (mIndicateReceived) {
210 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
211 }
212 break;
213 case Message.STATUS_SEND_DISPLAYED:
214 if (mIndicateReceived) {
215 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
216 }
217 break;
218 case Message.STATUS_SEND_FAILED:
219 info = getContext().getString(R.string.send_failed);
220 error = true;
221 break;
222 default:
223 if (multiReceived) {
224 info = UIHelper.getMessageDisplayName(message);
225 }
226 break;
227 }
228 if (error && type == SENT) {
229 viewHolder.time.setTextColor(activity.getWarningTextColor());
230 } else {
231 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
232 }
233 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
234 viewHolder.indicator.setVisibility(View.GONE);
235 } else {
236 boolean verified = false;
237 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
238 final FingerprintStatus status = message.getConversation()
239 .getAccount().getAxolotlService().getFingerprintTrust(
240 message.getFingerprint());
241 if (status != null && status.isVerified()) {
242 verified = true;
243 }
244 }
245 if (verified) {
246 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
247 } else {
248 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
249 }
250 if (darkBackground) {
251 viewHolder.indicator.setAlpha(0.7f);
252 } else {
253 viewHolder.indicator.setAlpha(0.57f);
254 }
255 viewHolder.indicator.setVisibility(View.VISIBLE);
256 }
257
258 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
259 message.getMergedTimeSent());
260 if (message.getStatus() <= Message.STATUS_RECEIVED) {
261 if ((filesize != null) && (info != null)) {
262 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
263 } else if ((filesize == null) && (info != null)) {
264 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
265 } else if ((filesize != null) && (info == null)) {
266 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
267 } else {
268 viewHolder.time.setText(formatedTime);
269 }
270 } else {
271 if ((filesize != null) && (info != null)) {
272 viewHolder.time.setText(filesize + " \u00B7 " + info);
273 } else if ((filesize == null) && (info != null)) {
274 if (error) {
275 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
276 } else {
277 viewHolder.time.setText(info);
278 }
279 } else if ((filesize != null) && (info == null)) {
280 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
281 } else {
282 viewHolder.time.setText(formatedTime);
283 }
284 }
285 }
286
287 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
288 if (viewHolder.download_button != null) {
289 viewHolder.download_button.setVisibility(View.GONE);
290 }
291 viewHolder.image.setVisibility(View.GONE);
292 viewHolder.messageBody.setVisibility(View.VISIBLE);
293 viewHolder.messageBody.setText(text);
294 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
295 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
296 viewHolder.messageBody.setTextIsSelectable(false);
297 }
298
299 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
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.setText(getContext().getString(
306 R.string.decryption_failed));
307 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
308 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
309 viewHolder.messageBody.setTextIsSelectable(false);
310 }
311
312 private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
313 if (viewHolder.download_button != null) {
314 viewHolder.download_button.setVisibility(View.GONE);
315 }
316 viewHolder.image.setVisibility(View.GONE);
317 viewHolder.messageBody.setVisibility(View.VISIBLE);
318 viewHolder.messageBody.setIncludeFontPadding(false);
319 Spannable span = new SpannableString(body);
320 span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
321 span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
322 viewHolder.messageBody.setText(span);
323 }
324
325 private int applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
326 if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
327 body.insert(start++, "\n");
328 body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
329 end++;
330 }
331 if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
332 body.insert(end, "\n");
333 body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
334 }
335 int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
336 : ContextCompat.getColor(activity, R.color.bubble);
337 DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
338 body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
339 return 0;
340 }
341
342 /**
343 * Applies QuoteSpan to group of lines which starts with > or » characters.
344 * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
345 */
346 private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
347 boolean startsWithQuote = false;
348 char previous = '\n';
349 int lineStart = -1;
350 int lineTextStart = -1;
351 int quoteStart = -1;
352 for (int i = 0; i <= body.length(); i++) {
353 char current = body.length() > i ? body.charAt(i) : '\n';
354 if (lineStart == -1) {
355 if (previous == '\n') {
356 if ((current == '>' && UIHelper.isPositionFollowedByQuoteableCharacter(body,i))
357 || current == '\u00bb' && !UIHelper.isPositionFollowedByQuote(body,i)) {
358 // Line start with quote
359 lineStart = i;
360 if (quoteStart == -1) quoteStart = i;
361 if (i == 0) startsWithQuote = true;
362 } else if (quoteStart >= 0) {
363 // Line start without quote, apply spans there
364 applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
365 quoteStart = -1;
366 }
367 }
368 } else {
369 // Remove extra spaces between > and first character in the line
370 // > character will be removed too
371 if (current != ' ' && lineTextStart == -1) {
372 lineTextStart = i;
373 }
374 if (current == '\n') {
375 body.delete(lineStart, lineTextStart);
376 i -= lineTextStart - lineStart;
377 if (i == lineStart) {
378 // Avoid empty lines because span over empty line can be hidden
379 body.insert(i++, " ");
380 }
381 lineStart = -1;
382 lineTextStart = -1;
383 }
384 }
385 previous = current;
386 }
387 if (quoteStart >= 0) {
388 // Apply spans to finishing open quote
389 applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
390 }
391 return startsWithQuote;
392 }
393
394 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
395 if (viewHolder.download_button != null) {
396 viewHolder.download_button.setVisibility(View.GONE);
397 }
398 viewHolder.image.setVisibility(View.GONE);
399 viewHolder.messageBody.setVisibility(View.VISIBLE);
400 viewHolder.messageBody.setIncludeFontPadding(true);
401 if (message.getBody() != null) {
402 final String nick = UIHelper.getMessageDisplayName(message);
403 SpannableStringBuilder body = message.getMergedBody();
404 boolean hasMeCommand = message.hasMeCommand();
405 if (hasMeCommand) {
406 body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
407 }
408 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
409 body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
410 body.append("\u2026");
411 }
412 Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
413 for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
414 int start = body.getSpanStart(mergeSeparator);
415 int end = body.getSpanEnd(mergeSeparator);
416 body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
417 }
418 boolean startsWithQuote = handleTextQuotes(body, darkBackground);
419 if (message.getType() != Message.TYPE_PRIVATE) {
420 if (hasMeCommand) {
421 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
422 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
423 }
424 } else {
425 String privateMarker;
426 if (message.getStatus() <= Message.STATUS_RECEIVED) {
427 privateMarker = activity.getString(R.string.private_message);
428 } else {
429 final String to;
430 if (message.getCounterpart() != null) {
431 to = message.getCounterpart().getResourcepart();
432 } else {
433 to = "";
434 }
435 privateMarker = activity.getString(R.string.private_message_to, to);
436 }
437 body.insert(0, privateMarker);
438 int privateMarkerIndex = privateMarker.length();
439 if (startsWithQuote) {
440 body.insert(privateMarkerIndex, "\n\n");
441 body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
442 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
443 } else {
444 body.insert(privateMarkerIndex, " ");
445 }
446 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)),
447 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
448 body.setSpan(new StyleSpan(Typeface.BOLD),
449 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
450 if (hasMeCommand) {
451 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
452 privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
453 }
454 }
455 if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
456 Pattern pattern = NotificationService.generateNickHighlightPattern(message.getConversation().getMucOptions().getActualNick());
457 Matcher matcher = pattern.matcher(body);
458 while(matcher.find()) {
459 body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
460 }
461 }
462 Linkify.addLinks(body, XMPP_PATTERN, "xmpp");
463 Linkify.addLinks(body, Patterns.AUTOLINK_WEB_URL, "http", WEBURL_MATCH_FILTER, WEBURL_TRANSFORM_FILTER);
464 Linkify.addLinks(body, GeoHelper.GEO_URI, "geo");
465 viewHolder.messageBody.setAutoLinkMask(0);
466 viewHolder.messageBody.setText(body);
467 viewHolder.messageBody.setTextIsSelectable(true);
468 viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
469 listSelectionManager.onUpdate(viewHolder.messageBody, message);
470 } else {
471 viewHolder.messageBody.setText("");
472 viewHolder.messageBody.setTextIsSelectable(false);
473 }
474 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
475 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
476 viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
477 ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
478 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
479 }
480
481 private void displayDownloadableMessage(ViewHolder viewHolder,
482 final Message message, String text) {
483 viewHolder.image.setVisibility(View.GONE);
484 viewHolder.messageBody.setVisibility(View.GONE);
485 viewHolder.download_button.setVisibility(View.VISIBLE);
486 viewHolder.download_button.setText(text);
487 viewHolder.download_button.setOnClickListener(new OnClickListener() {
488
489 @Override
490 public void onClick(View v) {
491 activity.startDownloadable(message);
492 }
493 });
494 }
495
496 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
497 viewHolder.image.setVisibility(View.GONE);
498 viewHolder.messageBody.setVisibility(View.GONE);
499 viewHolder.download_button.setVisibility(View.VISIBLE);
500 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
501 viewHolder.download_button.setOnClickListener(new OnClickListener() {
502
503 @Override
504 public void onClick(View v) {
505 openDownloadable(message);
506 }
507 });
508 }
509
510 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
511 viewHolder.image.setVisibility(View.GONE);
512 viewHolder.messageBody.setVisibility(View.GONE);
513 viewHolder.download_button.setVisibility(View.VISIBLE);
514 viewHolder.download_button.setText(R.string.show_location);
515 viewHolder.download_button.setOnClickListener(new OnClickListener() {
516
517 @Override
518 public void onClick(View v) {
519 showLocation(message);
520 }
521 });
522 }
523
524 private void displayImageMessage(ViewHolder viewHolder,
525 final Message message) {
526 if (viewHolder.download_button != null) {
527 viewHolder.download_button.setVisibility(View.GONE);
528 }
529 viewHolder.messageBody.setVisibility(View.GONE);
530 viewHolder.image.setVisibility(View.VISIBLE);
531 FileParams params = message.getFileParams();
532 double target = metrics.density * 288;
533 int scaledW;
534 int scaledH;
535 if (Math.max(params.height, params.width) * metrics.density <= target) {
536 scaledW = (int) (params.width * metrics.density);
537 scaledH = (int) (params.height * metrics.density);
538 } else if (Math.max(params.height,params.width) <= target) {
539 scaledW = params.width;
540 scaledH = params.height;
541 } else if (params.width <= params.height) {
542 scaledW = (int) (params.width / ((double) params.height / target));
543 scaledH = (int) target;
544 } else {
545 scaledW = (int) target;
546 scaledH = (int) (params.height / ((double) params.width / target));
547 }
548 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
549 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
550 viewHolder.image.setLayoutParams(layoutParams);
551 activity.loadBitmap(message, viewHolder.image);
552 viewHolder.image.setOnClickListener(new OnClickListener() {
553
554 @Override
555 public void onClick(View v) {
556 openDownloadable(message);
557 }
558 });
559 }
560
561 private void loadMoreMessages(Conversation conversation) {
562 conversation.setLastClearHistory(0);
563 activity.xmppConnectionService.updateConversation(conversation);
564 conversation.setHasMessagesLeftOnServer(true);
565 conversation.setFirstMamReference(null);
566 long timestamp = conversation.getLastMessageTransmitted();
567 if (timestamp == 0) {
568 timestamp = System.currentTimeMillis();
569 }
570 conversation.messagesLoaded.set(true);
571 MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
572 if (query != null) {
573 Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
574 } else {
575 Toast.makeText(activity,R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
576 }
577 }
578
579 @Override
580 public View getView(int position, View view, ViewGroup parent) {
581 final Message message = getItem(position);
582 final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
583 final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
584 final Conversation conversation = message.getConversation();
585 final Account account = conversation.getAccount();
586 final int type = getItemViewType(position);
587 ViewHolder viewHolder;
588 if (view == null) {
589 viewHolder = new ViewHolder();
590 switch (type) {
591 case SENT:
592 view = activity.getLayoutInflater().inflate(
593 R.layout.message_sent, parent, false);
594 viewHolder.message_box = (LinearLayout) view
595 .findViewById(R.id.message_box);
596 viewHolder.contact_picture = (ImageView) view
597 .findViewById(R.id.message_photo);
598 viewHolder.download_button = (Button) view
599 .findViewById(R.id.download_button);
600 viewHolder.indicator = (ImageView) view
601 .findViewById(R.id.security_indicator);
602 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
603 viewHolder.image = (ImageView) view
604 .findViewById(R.id.message_image);
605 viewHolder.messageBody = (CopyTextView) view
606 .findViewById(R.id.message_body);
607 viewHolder.time = (TextView) view
608 .findViewById(R.id.message_time);
609 viewHolder.indicatorReceived = (ImageView) view
610 .findViewById(R.id.indicator_received);
611 break;
612 case RECEIVED:
613 view = activity.getLayoutInflater().inflate(
614 R.layout.message_received, parent, false);
615 viewHolder.message_box = (LinearLayout) view
616 .findViewById(R.id.message_box);
617 viewHolder.contact_picture = (ImageView) view
618 .findViewById(R.id.message_photo);
619 viewHolder.download_button = (Button) view
620 .findViewById(R.id.download_button);
621 viewHolder.indicator = (ImageView) view
622 .findViewById(R.id.security_indicator);
623 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
624 viewHolder.image = (ImageView) view
625 .findViewById(R.id.message_image);
626 viewHolder.messageBody = (CopyTextView) view
627 .findViewById(R.id.message_body);
628 viewHolder.time = (TextView) view
629 .findViewById(R.id.message_time);
630 viewHolder.indicatorReceived = (ImageView) view
631 .findViewById(R.id.indicator_received);
632 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
633 break;
634 case STATUS:
635 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
636 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
637 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
638 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
639 break;
640 default:
641 viewHolder = null;
642 break;
643 }
644 if (viewHolder.messageBody != null) {
645 listSelectionManager.onCreate(viewHolder.messageBody,
646 new MessageBodyActionModeCallback(viewHolder.messageBody));
647 viewHolder.messageBody.setCopyHandler(this);
648 }
649 view.setTag(viewHolder);
650 } else {
651 viewHolder = (ViewHolder) view.getTag();
652 if (viewHolder == null) {
653 return view;
654 }
655 }
656
657 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
658
659 if (type == STATUS) {
660 if ("LOAD_MORE".equals(message.getBody())) {
661 viewHolder.status_message.setVisibility(View.GONE);
662 viewHolder.contact_picture.setVisibility(View.GONE);
663 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
664 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
665 @Override
666 public void onClick(View v) {
667 loadMoreMessages(message.getConversation());
668 }
669 });
670 } else {
671 viewHolder.status_message.setVisibility(View.VISIBLE);
672 viewHolder.load_more_messages.setVisibility(View.GONE);
673 viewHolder.status_message.setText(message.getBody());
674 boolean showAvatar;
675 if (conversation.getMode() == Conversation.MODE_SINGLE) {
676 showAvatar = true;
677 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
678 } else if (message.getCounterpart() != null ){
679 showAvatar = true;
680 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
681 } else {
682 showAvatar = false;
683 }
684 if (showAvatar) {
685 viewHolder.contact_picture.setAlpha(0.5f);
686 viewHolder.contact_picture.setVisibility(View.VISIBLE);
687 } else {
688 viewHolder.contact_picture.setVisibility(View.GONE);
689 }
690 }
691 return view;
692 } else {
693 loadAvatar(message, viewHolder.contact_picture,activity.getPixel(48));
694 }
695
696 viewHolder.contact_picture
697 .setOnClickListener(new OnClickListener() {
698
699 @Override
700 public void onClick(View v) {
701 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
702 MessageAdapter.this.mOnContactPictureClickedListener
703 .onContactPictureClicked(message);
704 }
705
706 }
707 });
708 viewHolder.contact_picture
709 .setOnLongClickListener(new OnLongClickListener() {
710
711 @Override
712 public boolean onLongClick(View v) {
713 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
714 MessageAdapter.this.mOnContactPictureLongClickedListener
715 .onContactPictureLongClicked(message);
716 return true;
717 } else {
718 return false;
719 }
720 }
721 });
722
723 final Transferable transferable = message.getTransferable();
724 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
725 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
726 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
727 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
728 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
729 } else {
730 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
731 }
732 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
733 displayImageMessage(viewHolder, message);
734 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
735 if (message.getFileParams().width > 0) {
736 displayImageMessage(viewHolder,message);
737 } else {
738 displayOpenableMessage(viewHolder, message);
739 }
740 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
741 if (account.isPgpDecryptionServiceConnected()) {
742 if (!account.hasPendingPgpIntent(conversation)) {
743 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
744 } else {
745 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
746 }
747 } else {
748 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
749 if (viewHolder != null) {
750 viewHolder.message_box
751 .setOnClickListener(new OnClickListener() {
752
753 @Override
754 public void onClick(View v) {
755 activity.showInstallPgpDialog();
756 }
757 });
758 }
759 }
760 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
761 displayDecryptionFailed(viewHolder,darkBackground);
762 } else {
763 if (GeoHelper.isGeoUri(message.getBody())) {
764 displayLocationMessage(viewHolder,message);
765 } else if (message.bodyIsHeart()) {
766 displayHeartMessage(viewHolder, message.getBody().trim());
767 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
768 try {
769 URL url = new URL(message.getBody());
770 displayDownloadableMessage(viewHolder,
771 message,
772 activity.getString(R.string.check_x_filesize_on_host,
773 UIHelper.getFileDescriptionString(activity, message),
774 url.getHost()));
775 } catch (Exception e) {
776 displayDownloadableMessage(viewHolder,
777 message,
778 activity.getString(R.string.check_x_filesize,
779 UIHelper.getFileDescriptionString(activity, message)));
780 }
781 } else {
782 displayTextMessage(viewHolder, message, darkBackground, type);
783 }
784 }
785
786 if (type == RECEIVED) {
787 if(isInValidSession) {
788 int bubble;
789 if (!mUseGreenBackground) {
790 bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
791 } else {
792 bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
793 }
794 viewHolder.message_box.setBackgroundResource(bubble);
795 viewHolder.encryption.setVisibility(View.GONE);
796 } else {
797 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
798 viewHolder.encryption.setVisibility(View.VISIBLE);
799 if (omemoEncryption && !message.isTrusted()) {
800 viewHolder.encryption.setText(R.string.not_trusted);
801 } else {
802 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
803 }
804 }
805 }
806
807 displayStatus(viewHolder, message, type, darkBackground, isInValidSession);
808
809 return view;
810 }
811
812 @Override
813 public void notifyDataSetChanged() {
814 listSelectionManager.onBeforeNotifyDataSetChanged();
815 super.notifyDataSetChanged();
816 listSelectionManager.onAfterNotifyDataSetChanged();
817 }
818
819 private String transformText(CharSequence text, int start, int end, boolean forCopy) {
820 SpannableStringBuilder builder = new SpannableStringBuilder(text);
821 Object copySpan = new Object();
822 builder.setSpan(copySpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
823 DividerSpan[] dividerSpans = builder.getSpans(0, builder.length(), DividerSpan.class);
824 for (DividerSpan dividerSpan : dividerSpans) {
825 builder.replace(builder.getSpanStart(dividerSpan), builder.getSpanEnd(dividerSpan),
826 dividerSpan.isLarge() ? "\n\n" : "\n");
827 }
828 start = builder.getSpanStart(copySpan);
829 end = builder.getSpanEnd(copySpan);
830 if (start == -1 || end == -1) return "";
831 builder = new SpannableStringBuilder(builder, start, end);
832 if (forCopy) {
833 QuoteSpan[] quoteSpans = builder.getSpans(0, builder.length(), QuoteSpan.class);
834 for (QuoteSpan quoteSpan : quoteSpans) {
835 builder.insert(builder.getSpanStart(quoteSpan), "> ");
836 }
837 }
838 return builder.toString();
839 }
840
841 @Override
842 public String transformTextForCopy(CharSequence text, int start, int end) {
843 if (text instanceof Spanned) {
844 return transformText(text, start, end, true);
845 } else {
846 return text.toString().substring(start, end);
847 }
848 }
849
850 public interface OnQuoteListener {
851 public void onQuote(String text);
852 }
853
854 private class MessageBodyActionModeCallback implements ActionMode.Callback {
855
856 private final TextView textView;
857
858 public MessageBodyActionModeCallback(TextView textView) {
859 this.textView = textView;
860 }
861
862 @Override
863 public boolean onCreateActionMode(ActionMode mode, Menu menu) {
864 if (onQuoteListener != null) {
865 int quoteResId = activity.getThemeResource(R.attr.icon_quote, R.drawable.ic_action_reply);
866 // 3rd item is placed after "copy" item
867 menu.add(0, android.R.id.button1, 3, R.string.quote).setIcon(quoteResId)
868 .setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
869 }
870 return false;
871 }
872
873 @Override
874 public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
875 return false;
876 }
877
878 @Override
879 public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
880 if (item.getItemId() == android.R.id.button1) {
881 int start = textView.getSelectionStart();
882 int end = textView.getSelectionEnd();
883 if (end > start) {
884 String text = transformText(textView.getText(), start, end, false);
885 if (onQuoteListener != null) {
886 onQuoteListener.onQuote(text);
887 }
888 mode.finish();
889 }
890 return true;
891 }
892 return false;
893 }
894
895 @Override
896 public void onDestroyActionMode(ActionMode mode) {}
897 }
898
899 public void openDownloadable(Message message) {
900 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
901 if (!file.exists()) {
902 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
903 return;
904 }
905 Intent openIntent = new Intent(Intent.ACTION_VIEW);
906 String mime = file.getMimeType();
907 if (mime == null) {
908 mime = "*/*";
909 }
910 Uri uri;
911 try {
912 uri = FileBackend.getUriForFile(activity, file);
913 } catch (SecurityException e) {
914 Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
915 return;
916 }
917 openIntent.setDataAndType(uri, mime);
918 openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
919 PackageManager manager = activity.getPackageManager();
920 List<ResolveInfo> info = manager.queryIntentActivities(openIntent, 0);
921 if (info.size() == 0) {
922 openIntent.setDataAndType(uri,"*/*");
923 }
924 try {
925 getContext().startActivity(openIntent);
926 } catch (ActivityNotFoundException e) {
927 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
928 }
929 }
930
931 public void showLocation(Message message) {
932 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
933 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
934 getContext().startActivity(intent);
935 return;
936 }
937 }
938 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
939 }
940
941 public void updatePreferences() {
942 this.mIndicateReceived = activity.indicateReceived();
943 this.mUseGreenBackground = activity.useGreenBackground();
944 }
945
946 public TextView getMessageBody(View view) {
947 final Object tag = view.getTag();
948 if (tag instanceof ViewHolder) {
949 final ViewHolder viewHolder = (ViewHolder) tag;
950 return viewHolder.messageBody;
951 }
952 return null;
953 }
954
955 public interface OnContactPictureClicked {
956 void onContactPictureClicked(Message message);
957 }
958
959 public interface OnContactPictureLongClicked {
960 void onContactPictureLongClicked(Message message);
961 }
962
963 private static class ViewHolder {
964
965 protected LinearLayout message_box;
966 protected Button download_button;
967 protected ImageView image;
968 protected ImageView indicator;
969 protected ImageView indicatorReceived;
970 protected TextView time;
971 protected CopyTextView messageBody;
972 protected ImageView contact_picture;
973 protected TextView status_message;
974 protected TextView encryption;
975 public Button load_more_messages;
976 public ImageView edit_indicator;
977 }
978
979 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
980 private final WeakReference<ImageView> imageViewReference;
981 private Message message = null;
982 private final int size;
983
984 public BitmapWorkerTask(ImageView imageView, int size) {
985 imageViewReference = new WeakReference<>(imageView);
986 this.size = size;
987 }
988
989 @Override
990 protected Bitmap doInBackground(Message... params) {
991 return activity.avatarService().get(params[0], size, isCancelled());
992 }
993
994 @Override
995 protected void onPostExecute(Bitmap bitmap) {
996 if (bitmap != null && !isCancelled()) {
997 final ImageView imageView = imageViewReference.get();
998 if (imageView != null) {
999 imageView.setImageBitmap(bitmap);
1000 imageView.setBackgroundColor(0x00000000);
1001 }
1002 }
1003 }
1004 }
1005
1006 public void loadAvatar(Message message, ImageView imageView, int size) {
1007 if (cancelPotentialWork(message, imageView)) {
1008 final Bitmap bm = activity.avatarService().get(message, size, true);
1009 if (bm != null) {
1010 cancelPotentialWork(message, imageView);
1011 imageView.setImageBitmap(bm);
1012 imageView.setBackgroundColor(0x00000000);
1013 } else {
1014 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
1015 imageView.setImageDrawable(null);
1016 final BitmapWorkerTask task = new BitmapWorkerTask(imageView, size);
1017 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
1018 imageView.setImageDrawable(asyncDrawable);
1019 try {
1020 task.execute(message);
1021 } catch (final RejectedExecutionException ignored) {
1022 }
1023 }
1024 }
1025 }
1026
1027 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
1028 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
1029
1030 if (bitmapWorkerTask != null) {
1031 final Message oldMessage = bitmapWorkerTask.message;
1032 if (oldMessage == null || message != oldMessage) {
1033 bitmapWorkerTask.cancel(true);
1034 } else {
1035 return false;
1036 }
1037 }
1038 return true;
1039 }
1040
1041 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
1042 if (imageView != null) {
1043 final Drawable drawable = imageView.getDrawable();
1044 if (drawable instanceof AsyncDrawable) {
1045 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
1046 return asyncDrawable.getBitmapWorkerTask();
1047 }
1048 }
1049 return null;
1050 }
1051
1052 static class AsyncDrawable extends BitmapDrawable {
1053 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
1054
1055 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
1056 super(res, bitmap);
1057 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
1058 }
1059
1060 public BitmapWorkerTask getBitmapWorkerTask() {
1061 return bitmapWorkerTaskReference.get();
1062 }
1063 }
1064}