1package eu.siacs.conversations.ui.adapter;
2
3import android.content.ActivityNotFoundException;
4import android.content.Intent;
5import android.content.pm.PackageManager;
6import android.content.pm.ResolveInfo;
7import android.content.res.Resources;
8import android.graphics.Bitmap;
9import android.graphics.Typeface;
10import android.graphics.drawable.BitmapDrawable;
11import android.graphics.drawable.Drawable;
12import android.net.Uri;
13import android.os.AsyncTask;
14import android.text.Spannable;
15import android.text.SpannableString;
16import android.text.SpannableStringBuilder;
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.view.ActionMode;
24import android.view.Menu;
25import android.view.MenuItem;
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.Locale;
41import java.util.concurrent.RejectedExecutionException;
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.entities.Account;
49import eu.siacs.conversations.entities.Conversation;
50import eu.siacs.conversations.entities.DownloadableFile;
51import eu.siacs.conversations.entities.Message;
52import eu.siacs.conversations.entities.Message.FileParams;
53import eu.siacs.conversations.entities.Transferable;
54import eu.siacs.conversations.persistance.FileBackend;
55import eu.siacs.conversations.services.MessageArchiveService;
56import eu.siacs.conversations.services.NotificationService;
57import eu.siacs.conversations.ui.ConversationActivity;
58import eu.siacs.conversations.ui.text.DividerSpan;
59import eu.siacs.conversations.ui.text.QuoteSpan;
60import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
61import eu.siacs.conversations.ui.widget.CopyTextView;
62import eu.siacs.conversations.ui.widget.ListSelectionManager;
63import eu.siacs.conversations.utils.CryptoHelper;
64import eu.siacs.conversations.utils.GeoHelper;
65import eu.siacs.conversations.utils.Patterns;
66import eu.siacs.conversations.utils.UIHelper;
67
68public class MessageAdapter extends ArrayAdapter<Message> implements CopyTextView.CopyHandler {
69
70 private static final int SENT = 0;
71 private static final int RECEIVED = 1;
72 private static final int STATUS = 2;
73 private static final Pattern XMPP_PATTERN = Pattern
74 .compile("xmpp\\:(?:(?:["
75 + Patterns.GOOD_IRI_CHAR
76 + "\\;\\/\\?\\@\\&\\=\\#\\~\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])"
77 + "|(?:\\%[a-fA-F0-9]{2}))+");
78
79 private static final Linkify.TransformFilter WEBURL_TRANSFORM_FILTER = new Linkify.TransformFilter() {
80 @Override
81 public String transformUrl(Matcher matcher, String url) {
82 if (url == null) {
83 return null;
84 }
85 final String lcUrl = url.toLowerCase(Locale.US);
86 if (lcUrl.startsWith("http://") || lcUrl.startsWith("https://")) {
87 return url;
88 } else {
89 return "http://"+url;
90 }
91 }
92 };
93 private static final Linkify.MatchFilter WEBURL_MATCH_FILTER = new Linkify.MatchFilter() {
94 @Override
95 public boolean acceptMatch(CharSequence cs, int start, int end) {
96 return start < 1 || (cs.charAt(start-1) != '@' && !cs.subSequence(Math.max(0,start - 3),start).equals("://"));
97 }
98 };
99
100 private ConversationActivity activity;
101
102 private DisplayMetrics metrics;
103
104 private OnContactPictureClicked mOnContactPictureClickedListener;
105 private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
106
107 private boolean mIndicateReceived = false;
108 private boolean mUseGreenBackground = false;
109
110 private OnQuoteListener onQuoteListener;
111
112 private final ListSelectionManager listSelectionManager = new ListSelectionManager();
113
114 public MessageAdapter(ConversationActivity activity, List<Message> messages) {
115 super(activity, 0, messages);
116 this.activity = activity;
117 metrics = getContext().getResources().getDisplayMetrics();
118 updatePreferences();
119 }
120
121 public void setOnContactPictureClicked(OnContactPictureClicked listener) {
122 this.mOnContactPictureClickedListener = listener;
123 }
124
125 public void setOnContactPictureLongClicked(
126 OnContactPictureLongClicked listener) {
127 this.mOnContactPictureLongClickedListener = listener;
128 }
129
130 public void setOnQuoteListener(OnQuoteListener listener) {
131 this.onQuoteListener = listener;
132 }
133
134 @Override
135 public int getViewTypeCount() {
136 return 3;
137 }
138
139 public int getItemViewType(Message message) {
140 if (message.getType() == Message.TYPE_STATUS) {
141 return STATUS;
142 } else if (message.getStatus() <= Message.STATUS_RECEIVED) {
143 return RECEIVED;
144 }
145
146 return SENT;
147 }
148
149 @Override
150 public int getItemViewType(int position) {
151 return this.getItemViewType(getItem(position));
152 }
153
154 private int getMessageTextColor(boolean onDark, boolean primary) {
155 if (onDark) {
156 return activity.getResources().getColor(primary ? R.color.white : R.color.white70);
157 } else {
158 return activity.getResources().getColor(primary ? R.color.black87 : R.color.black54);
159 }
160 }
161
162 private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground, boolean inValidSession) {
163 String filesize = null;
164 String info = null;
165 boolean error = false;
166 if (viewHolder.indicatorReceived != null) {
167 viewHolder.indicatorReceived.setVisibility(View.GONE);
168 }
169
170 if (viewHolder.edit_indicator != null) {
171 if (message.edited()) {
172 viewHolder.edit_indicator.setVisibility(View.VISIBLE);
173 viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp);
174 viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f);
175 } else {
176 viewHolder.edit_indicator.setVisibility(View.GONE);
177 }
178 }
179 boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
180 && message.getMergedStatus() <= Message.STATUS_RECEIVED;
181 if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
182 FileParams params = message.getFileParams();
183 if (params.size > (1.5 * 1024 * 1024)) {
184 filesize = params.size / (1024 * 1024)+ " MiB";
185 } else if (params.size > 0) {
186 filesize = params.size / 1024 + " KiB";
187 }
188 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
189 error = true;
190 }
191 }
192 switch (message.getMergedStatus()) {
193 case Message.STATUS_WAITING:
194 info = getContext().getString(R.string.waiting);
195 break;
196 case Message.STATUS_UNSEND:
197 Transferable d = message.getTransferable();
198 if (d!=null) {
199 info = getContext().getString(R.string.sending_file,d.getProgress());
200 } else {
201 info = getContext().getString(R.string.sending);
202 }
203 break;
204 case Message.STATUS_OFFERED:
205 info = getContext().getString(R.string.offering);
206 break;
207 case Message.STATUS_SEND_RECEIVED:
208 if (mIndicateReceived) {
209 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
210 }
211 break;
212 case Message.STATUS_SEND_DISPLAYED:
213 if (mIndicateReceived) {
214 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
215 }
216 break;
217 case Message.STATUS_SEND_FAILED:
218 info = getContext().getString(R.string.send_failed);
219 error = true;
220 break;
221 default:
222 if (multiReceived) {
223 info = UIHelper.getMessageDisplayName(message);
224 }
225 break;
226 }
227 if (error && type == SENT) {
228 viewHolder.time.setTextColor(activity.getWarningTextColor());
229 } else {
230 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
231 }
232 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
233 viewHolder.indicator.setVisibility(View.GONE);
234 } else {
235 boolean verified = false;
236 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
237 final FingerprintStatus status = message.getConversation()
238 .getAccount().getAxolotlService().getFingerprintTrust(
239 message.getFingerprint());
240 if (status != null && status.isVerified()) {
241 verified = true;
242 }
243 }
244 if (verified) {
245 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
246 } else {
247 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
248 }
249 if (darkBackground) {
250 viewHolder.indicator.setAlpha(0.7f);
251 } else {
252 viewHolder.indicator.setAlpha(0.57f);
253 }
254 viewHolder.indicator.setVisibility(View.VISIBLE);
255 }
256
257 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
258 message.getMergedTimeSent());
259 if (message.getStatus() <= Message.STATUS_RECEIVED) {
260 if ((filesize != null) && (info != null)) {
261 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
262 } else if ((filesize == null) && (info != null)) {
263 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
264 } else if ((filesize != null) && (info == null)) {
265 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
266 } else {
267 viewHolder.time.setText(formatedTime);
268 }
269 } else {
270 if ((filesize != null) && (info != null)) {
271 viewHolder.time.setText(filesize + " \u00B7 " + info);
272 } else if ((filesize == null) && (info != null)) {
273 if (error) {
274 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
275 } else {
276 viewHolder.time.setText(info);
277 }
278 } else if ((filesize != null) && (info == null)) {
279 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
280 } else {
281 viewHolder.time.setText(formatedTime);
282 }
283 }
284 }
285
286 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
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.setText(text);
293 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
294 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
295 viewHolder.messageBody.setTextIsSelectable(false);
296 }
297
298 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
299 if (viewHolder.download_button != null) {
300 viewHolder.download_button.setVisibility(View.GONE);
301 }
302 viewHolder.image.setVisibility(View.GONE);
303 viewHolder.messageBody.setVisibility(View.VISIBLE);
304 viewHolder.messageBody.setText(getContext().getString(
305 R.string.decryption_failed));
306 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
307 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
308 viewHolder.messageBody.setTextIsSelectable(false);
309 }
310
311 private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
312 if (viewHolder.download_button != null) {
313 viewHolder.download_button.setVisibility(View.GONE);
314 }
315 viewHolder.image.setVisibility(View.GONE);
316 viewHolder.messageBody.setVisibility(View.VISIBLE);
317 viewHolder.messageBody.setIncludeFontPadding(false);
318 Spannable span = new SpannableString(body);
319 span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
320 span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
321 viewHolder.messageBody.setText(span);
322 }
323
324 private int applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
325 if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
326 body.insert(start++, "\n");
327 body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
328 end++;
329 }
330 if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
331 body.insert(end, "\n");
332 body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
333 }
334 int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
335 : getContext().getResources().getColor(R.color.bubble);
336 DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
337 body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
338 return 0;
339 }
340
341 /**
342 * Applies QuoteSpan to group of lines which starts with > or » characters.
343 * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
344 */
345 private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
346 boolean startsWithQuote = false;
347 char previous = '\n';
348 int lineStart = -1;
349 int lineTextStart = -1;
350 int quoteStart = -1;
351 for (int i = 0; i <= body.length(); i++) {
352 char current = body.length() > i ? body.charAt(i) : '\n';
353 if (lineStart == -1) {
354 if (previous == '\n') {
355 if ((current == '>' && UIHelper.isPositionFollowedByQuoteableCharacter(body,i)) || current == '\u00bb') {
356 // Line start with quote
357 lineStart = i;
358 if (quoteStart == -1) quoteStart = i;
359 if (i == 0) startsWithQuote = true;
360 } else if (quoteStart >= 0) {
361 // Line start without quote, apply spans there
362 applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
363 quoteStart = -1;
364 }
365 }
366 } else {
367 // Remove extra spaces between > and first character in the line
368 // > character will be removed too
369 if (current != ' ' && lineTextStart == -1) {
370 lineTextStart = i;
371 }
372 if (current == '\n') {
373 body.delete(lineStart, lineTextStart);
374 i -= lineTextStart - lineStart;
375 if (i == lineStart) {
376 // Avoid empty lines because span over empty line can be hidden
377 body.insert(i++, " ");
378 }
379 lineStart = -1;
380 lineTextStart = -1;
381 }
382 }
383 previous = current;
384 }
385 if (quoteStart >= 0) {
386 // Apply spans to finishing open quote
387 applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
388 }
389 return startsWithQuote;
390 }
391
392 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
393 if (viewHolder.download_button != null) {
394 viewHolder.download_button.setVisibility(View.GONE);
395 }
396 viewHolder.image.setVisibility(View.GONE);
397 viewHolder.messageBody.setVisibility(View.VISIBLE);
398 viewHolder.messageBody.setIncludeFontPadding(true);
399 if (message.getBody() != null) {
400 final String nick = UIHelper.getMessageDisplayName(message);
401 SpannableStringBuilder body = message.getMergedBody();
402 boolean hasMeCommand = message.hasMeCommand();
403 if (hasMeCommand) {
404 body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
405 }
406 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
407 body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
408 body.append("\u2026");
409 }
410 Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
411 for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
412 int start = body.getSpanStart(mergeSeparator);
413 int end = body.getSpanEnd(mergeSeparator);
414 body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
415 }
416 boolean startsWithQuote = handleTextQuotes(body, darkBackground);
417 if (message.getType() != Message.TYPE_PRIVATE) {
418 if (hasMeCommand) {
419 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
420 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
421 }
422 } else {
423 String privateMarker;
424 if (message.getStatus() <= Message.STATUS_RECEIVED) {
425 privateMarker = activity.getString(R.string.private_message);
426 } else {
427 final String to;
428 if (message.getCounterpart() != null) {
429 to = message.getCounterpart().getResourcepart();
430 } else {
431 to = "";
432 }
433 privateMarker = activity.getString(R.string.private_message_to, to);
434 }
435 body.insert(0, privateMarker);
436 int privateMarkerIndex = privateMarker.length();
437 if (startsWithQuote) {
438 body.insert(privateMarkerIndex, "\n\n");
439 body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
440 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
441 } else {
442 body.insert(privateMarkerIndex, " ");
443 }
444 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)),
445 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
446 body.setSpan(new StyleSpan(Typeface.BOLD),
447 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
448 if (hasMeCommand) {
449 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
450 privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
451 }
452 }
453 if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
454 Pattern pattern = NotificationService.generateNickHighlightPattern(message.getConversation().getMucOptions().getActualNick());
455 Matcher matcher = pattern.matcher(body);
456 while(matcher.find()) {
457 body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
458 }
459 }
460 Linkify.addLinks(body, XMPP_PATTERN, "xmpp");
461 Linkify.addLinks(body, Patterns.AUTOLINK_WEB_URL, "http", WEBURL_MATCH_FILTER, WEBURL_TRANSFORM_FILTER);
462 Linkify.addLinks(body, GeoHelper.GEO_URI, "geo");
463 viewHolder.messageBody.setAutoLinkMask(0);
464 viewHolder.messageBody.setText(body);
465 viewHolder.messageBody.setTextIsSelectable(true);
466 viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
467 listSelectionManager.onUpdate(viewHolder.messageBody, message);
468 } else {
469 viewHolder.messageBody.setText("");
470 viewHolder.messageBody.setTextIsSelectable(false);
471 }
472 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
473 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
474 viewHolder.messageBody.setHighlightColor(activity.getResources().getColor(darkBackground
475 ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
476 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
477 }
478
479 private void displayDownloadableMessage(ViewHolder viewHolder,
480 final Message message, String text) {
481 viewHolder.image.setVisibility(View.GONE);
482 viewHolder.messageBody.setVisibility(View.GONE);
483 viewHolder.download_button.setVisibility(View.VISIBLE);
484 viewHolder.download_button.setText(text);
485 viewHolder.download_button.setOnClickListener(new OnClickListener() {
486
487 @Override
488 public void onClick(View v) {
489 activity.startDownloadable(message);
490 }
491 });
492 }
493
494 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
495 viewHolder.image.setVisibility(View.GONE);
496 viewHolder.messageBody.setVisibility(View.GONE);
497 viewHolder.download_button.setVisibility(View.VISIBLE);
498 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
499 viewHolder.download_button.setOnClickListener(new OnClickListener() {
500
501 @Override
502 public void onClick(View v) {
503 openDownloadable(message);
504 }
505 });
506 }
507
508 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
509 viewHolder.image.setVisibility(View.GONE);
510 viewHolder.messageBody.setVisibility(View.GONE);
511 viewHolder.download_button.setVisibility(View.VISIBLE);
512 viewHolder.download_button.setText(R.string.show_location);
513 viewHolder.download_button.setOnClickListener(new OnClickListener() {
514
515 @Override
516 public void onClick(View v) {
517 showLocation(message);
518 }
519 });
520 }
521
522 private void displayImageMessage(ViewHolder viewHolder,
523 final Message message) {
524 if (viewHolder.download_button != null) {
525 viewHolder.download_button.setVisibility(View.GONE);
526 }
527 viewHolder.messageBody.setVisibility(View.GONE);
528 viewHolder.image.setVisibility(View.VISIBLE);
529 FileParams params = message.getFileParams();
530 double target = metrics.density * 288;
531 int scaledW;
532 int scaledH;
533 if (Math.max(params.height, params.width) * metrics.density <= target) {
534 scaledW = (int) (params.width * metrics.density);
535 scaledH = (int) (params.height * metrics.density);
536 } else if (Math.max(params.height,params.width) <= target) {
537 scaledW = params.width;
538 scaledH = params.height;
539 } else if (params.width <= params.height) {
540 scaledW = (int) (params.width / ((double) params.height / target));
541 scaledH = (int) target;
542 } else {
543 scaledW = (int) target;
544 scaledH = (int) (params.height / ((double) params.width / target));
545 }
546 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
547 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
548 viewHolder.image.setLayoutParams(layoutParams);
549 activity.loadBitmap(message, viewHolder.image);
550 viewHolder.image.setOnClickListener(new OnClickListener() {
551
552 @Override
553 public void onClick(View v) {
554 openDownloadable(message);
555 }
556 });
557 }
558
559 private void loadMoreMessages(Conversation conversation) {
560 conversation.setLastClearHistory(0);
561 activity.xmppConnectionService.updateConversation(conversation);
562 conversation.setHasMessagesLeftOnServer(true);
563 conversation.setFirstMamReference(null);
564 long timestamp = conversation.getLastMessageTransmitted();
565 if (timestamp == 0) {
566 timestamp = System.currentTimeMillis();
567 }
568 conversation.messagesLoaded.set(true);
569 MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
570 if (query != null) {
571 Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
572 } else {
573 Toast.makeText(activity,R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
574 }
575 }
576
577 @Override
578 public View getView(int position, View view, ViewGroup parent) {
579 final Message message = getItem(position);
580 final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
581 final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
582 final Conversation conversation = message.getConversation();
583 final Account account = conversation.getAccount();
584 final int type = getItemViewType(position);
585 ViewHolder viewHolder;
586 if (view == null) {
587 viewHolder = new ViewHolder();
588 switch (type) {
589 case SENT:
590 view = activity.getLayoutInflater().inflate(
591 R.layout.message_sent, parent, false);
592 viewHolder.message_box = (LinearLayout) view
593 .findViewById(R.id.message_box);
594 viewHolder.contact_picture = (ImageView) view
595 .findViewById(R.id.message_photo);
596 viewHolder.download_button = (Button) view
597 .findViewById(R.id.download_button);
598 viewHolder.indicator = (ImageView) view
599 .findViewById(R.id.security_indicator);
600 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
601 viewHolder.image = (ImageView) view
602 .findViewById(R.id.message_image);
603 viewHolder.messageBody = (CopyTextView) view
604 .findViewById(R.id.message_body);
605 viewHolder.time = (TextView) view
606 .findViewById(R.id.message_time);
607 viewHolder.indicatorReceived = (ImageView) view
608 .findViewById(R.id.indicator_received);
609 break;
610 case RECEIVED:
611 view = activity.getLayoutInflater().inflate(
612 R.layout.message_received, parent, false);
613 viewHolder.message_box = (LinearLayout) view
614 .findViewById(R.id.message_box);
615 viewHolder.contact_picture = (ImageView) view
616 .findViewById(R.id.message_photo);
617 viewHolder.download_button = (Button) view
618 .findViewById(R.id.download_button);
619 viewHolder.indicator = (ImageView) view
620 .findViewById(R.id.security_indicator);
621 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
622 viewHolder.image = (ImageView) view
623 .findViewById(R.id.message_image);
624 viewHolder.messageBody = (CopyTextView) view
625 .findViewById(R.id.message_body);
626 viewHolder.time = (TextView) view
627 .findViewById(R.id.message_time);
628 viewHolder.indicatorReceived = (ImageView) view
629 .findViewById(R.id.indicator_received);
630 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
631 break;
632 case STATUS:
633 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
634 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
635 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
636 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
637 break;
638 default:
639 viewHolder = null;
640 break;
641 }
642 if (viewHolder.messageBody != null) {
643 listSelectionManager.onCreate(viewHolder.messageBody,
644 new MessageBodyActionModeCallback(viewHolder.messageBody));
645 viewHolder.messageBody.setCopyHandler(this);
646 }
647 view.setTag(viewHolder);
648 } else {
649 viewHolder = (ViewHolder) view.getTag();
650 if (viewHolder == null) {
651 return view;
652 }
653 }
654
655 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
656
657 if (type == STATUS) {
658 if ("LOAD_MORE".equals(message.getBody())) {
659 viewHolder.status_message.setVisibility(View.GONE);
660 viewHolder.contact_picture.setVisibility(View.GONE);
661 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
662 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
663 @Override
664 public void onClick(View v) {
665 loadMoreMessages(message.getConversation());
666 }
667 });
668 } else {
669 viewHolder.status_message.setVisibility(View.VISIBLE);
670 viewHolder.load_more_messages.setVisibility(View.GONE);
671 viewHolder.status_message.setText(message.getBody());
672 boolean showAvatar;
673 if (conversation.getMode() == Conversation.MODE_SINGLE) {
674 showAvatar = true;
675 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
676 } else if (message.getCounterpart() != null ){
677 showAvatar = true;
678 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
679 } else {
680 showAvatar = false;
681 }
682 if (showAvatar) {
683 viewHolder.contact_picture.setAlpha(0.5f);
684 viewHolder.contact_picture.setVisibility(View.VISIBLE);
685 } else {
686 viewHolder.contact_picture.setVisibility(View.GONE);
687 }
688 }
689 return view;
690 } else {
691 loadAvatar(message, viewHolder.contact_picture,activity.getPixel(48));
692 }
693
694 viewHolder.contact_picture
695 .setOnClickListener(new OnClickListener() {
696
697 @Override
698 public void onClick(View v) {
699 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
700 MessageAdapter.this.mOnContactPictureClickedListener
701 .onContactPictureClicked(message);
702 }
703
704 }
705 });
706 viewHolder.contact_picture
707 .setOnLongClickListener(new OnLongClickListener() {
708
709 @Override
710 public boolean onLongClick(View v) {
711 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
712 MessageAdapter.this.mOnContactPictureLongClickedListener
713 .onContactPictureLongClicked(message);
714 return true;
715 } else {
716 return false;
717 }
718 }
719 });
720
721 final Transferable transferable = message.getTransferable();
722 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
723 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
724 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
725 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
726 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
727 } else {
728 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
729 }
730 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
731 displayImageMessage(viewHolder, message);
732 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
733 if (message.getFileParams().width > 0) {
734 displayImageMessage(viewHolder,message);
735 } else {
736 displayOpenableMessage(viewHolder, message);
737 }
738 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
739 if (account.isPgpDecryptionServiceConnected()) {
740 if (!account.hasPendingPgpIntent(conversation)) {
741 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
742 } else {
743 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
744 }
745 } else {
746 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
747 if (viewHolder != null) {
748 viewHolder.message_box
749 .setOnClickListener(new OnClickListener() {
750
751 @Override
752 public void onClick(View v) {
753 activity.showInstallPgpDialog();
754 }
755 });
756 }
757 }
758 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
759 displayDecryptionFailed(viewHolder,darkBackground);
760 } else {
761 if (GeoHelper.isGeoUri(message.getBody())) {
762 displayLocationMessage(viewHolder,message);
763 } else if (message.bodyIsHeart()) {
764 displayHeartMessage(viewHolder, message.getBody().trim());
765 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
766 try {
767 URL url = new URL(message.getBody());
768 displayDownloadableMessage(viewHolder,
769 message,
770 activity.getString(R.string.check_x_filesize_on_host,
771 UIHelper.getFileDescriptionString(activity, message),
772 url.getHost()));
773 } catch (Exception e) {
774 displayDownloadableMessage(viewHolder,
775 message,
776 activity.getString(R.string.check_x_filesize,
777 UIHelper.getFileDescriptionString(activity, message)));
778 }
779 } else {
780 displayTextMessage(viewHolder, message, darkBackground, type);
781 }
782 }
783
784 if (type == RECEIVED) {
785 if(isInValidSession) {
786 int bubble;
787 if (!mUseGreenBackground) {
788 bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
789 } else {
790 bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
791 }
792 viewHolder.message_box.setBackgroundResource(bubble);
793 viewHolder.encryption.setVisibility(View.GONE);
794 } else {
795 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
796 viewHolder.encryption.setVisibility(View.VISIBLE);
797 if (omemoEncryption && !message.isTrusted()) {
798 viewHolder.encryption.setText(R.string.not_trusted);
799 } else {
800 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
801 }
802 }
803 }
804
805 displayStatus(viewHolder, message, type, darkBackground, isInValidSession);
806
807 return view;
808 }
809
810 @Override
811 public void notifyDataSetChanged() {
812 listSelectionManager.onBeforeNotifyDataSetChanged();
813 super.notifyDataSetChanged();
814 listSelectionManager.onAfterNotifyDataSetChanged();
815 }
816
817 private String transformText(CharSequence text, int start, int end, boolean forCopy) {
818 SpannableStringBuilder builder = new SpannableStringBuilder(text);
819 Object copySpan = new Object();
820 builder.setSpan(copySpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
821 DividerSpan[] dividerSpans = builder.getSpans(0, builder.length(), DividerSpan.class);
822 for (DividerSpan dividerSpan : dividerSpans) {
823 builder.replace(builder.getSpanStart(dividerSpan), builder.getSpanEnd(dividerSpan),
824 dividerSpan.isLarge() ? "\n\n" : "\n");
825 }
826 start = builder.getSpanStart(copySpan);
827 end = builder.getSpanEnd(copySpan);
828 if (start == -1 || end == -1) return "";
829 builder = new SpannableStringBuilder(builder, start, end);
830 if (forCopy) {
831 QuoteSpan[] quoteSpans = builder.getSpans(0, builder.length(), QuoteSpan.class);
832 for (QuoteSpan quoteSpan : quoteSpans) {
833 builder.insert(builder.getSpanStart(quoteSpan), "> ");
834 }
835 }
836 return builder.toString();
837 }
838
839 @Override
840 public String transformTextForCopy(CharSequence text, int start, int end) {
841 if (text instanceof Spanned) {
842 return transformText(text, start, end, true);
843 } else {
844 return text.toString().substring(start, end);
845 }
846 }
847
848 public interface OnQuoteListener {
849 public void onQuote(String text);
850 }
851
852 private class MessageBodyActionModeCallback implements ActionMode.Callback {
853
854 private final TextView textView;
855
856 public MessageBodyActionModeCallback(TextView textView) {
857 this.textView = textView;
858 }
859
860 @Override
861 public boolean onCreateActionMode(ActionMode mode, Menu menu) {
862 if (onQuoteListener != null) {
863 int quoteResId = activity.getThemeResource(R.attr.icon_quote, R.drawable.ic_action_reply);
864 // 3rd item is placed after "copy" item
865 menu.add(0, android.R.id.button1, 3, R.string.quote).setIcon(quoteResId)
866 .setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
867 }
868 return false;
869 }
870
871 @Override
872 public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
873 return false;
874 }
875
876 @Override
877 public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
878 if (item.getItemId() == android.R.id.button1) {
879 int start = textView.getSelectionStart();
880 int end = textView.getSelectionEnd();
881 if (end > start) {
882 String text = transformText(textView.getText(), start, end, false);
883 if (onQuoteListener != null) {
884 onQuoteListener.onQuote(text);
885 }
886 mode.finish();
887 }
888 return true;
889 }
890 return false;
891 }
892
893 @Override
894 public void onDestroyActionMode(ActionMode mode) {}
895 }
896
897 public void openDownloadable(Message message) {
898 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
899 if (!file.exists()) {
900 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
901 return;
902 }
903 Intent openIntent = new Intent(Intent.ACTION_VIEW);
904 String mime = file.getMimeType();
905 if (mime == null) {
906 mime = "*/*";
907 }
908 Uri uri;
909 try {
910 uri = FileBackend.getUriForFile(activity, file);
911 } catch (SecurityException e) {
912 Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
913 return;
914 }
915 openIntent.setDataAndType(uri, mime);
916 openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
917 PackageManager manager = activity.getPackageManager();
918 List<ResolveInfo> info = manager.queryIntentActivities(openIntent, 0);
919 if (info.size() == 0) {
920 openIntent.setDataAndType(uri,"*/*");
921 }
922 try {
923 getContext().startActivity(openIntent);
924 } catch (ActivityNotFoundException e) {
925 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
926 }
927 }
928
929 public void showLocation(Message message) {
930 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
931 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
932 getContext().startActivity(intent);
933 return;
934 }
935 }
936 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
937 }
938
939 public void updatePreferences() {
940 this.mIndicateReceived = activity.indicateReceived();
941 this.mUseGreenBackground = activity.useGreenBackground();
942 }
943
944 public TextView getMessageBody(View view) {
945 final Object tag = view.getTag();
946 if (tag instanceof ViewHolder) {
947 final ViewHolder viewHolder = (ViewHolder) tag;
948 return viewHolder.messageBody;
949 }
950 return null;
951 }
952
953 public interface OnContactPictureClicked {
954 void onContactPictureClicked(Message message);
955 }
956
957 public interface OnContactPictureLongClicked {
958 void onContactPictureLongClicked(Message message);
959 }
960
961 private static class ViewHolder {
962
963 protected LinearLayout message_box;
964 protected Button download_button;
965 protected ImageView image;
966 protected ImageView indicator;
967 protected ImageView indicatorReceived;
968 protected TextView time;
969 protected CopyTextView messageBody;
970 protected ImageView contact_picture;
971 protected TextView status_message;
972 protected TextView encryption;
973 public Button load_more_messages;
974 public ImageView edit_indicator;
975 }
976
977 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
978 private final WeakReference<ImageView> imageViewReference;
979 private Message message = null;
980 private final int size;
981
982 public BitmapWorkerTask(ImageView imageView, int size) {
983 imageViewReference = new WeakReference<>(imageView);
984 this.size = size;
985 }
986
987 @Override
988 protected Bitmap doInBackground(Message... params) {
989 return activity.avatarService().get(params[0], size, isCancelled());
990 }
991
992 @Override
993 protected void onPostExecute(Bitmap bitmap) {
994 if (bitmap != null && !isCancelled()) {
995 final ImageView imageView = imageViewReference.get();
996 if (imageView != null) {
997 imageView.setImageBitmap(bitmap);
998 imageView.setBackgroundColor(0x00000000);
999 }
1000 }
1001 }
1002 }
1003
1004 public void loadAvatar(Message message, ImageView imageView, int size) {
1005 if (cancelPotentialWork(message, imageView)) {
1006 final Bitmap bm = activity.avatarService().get(message, size, true);
1007 if (bm != null) {
1008 cancelPotentialWork(message, imageView);
1009 imageView.setImageBitmap(bm);
1010 imageView.setBackgroundColor(0x00000000);
1011 } else {
1012 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
1013 imageView.setImageDrawable(null);
1014 final BitmapWorkerTask task = new BitmapWorkerTask(imageView, size);
1015 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
1016 imageView.setImageDrawable(asyncDrawable);
1017 try {
1018 task.execute(message);
1019 } catch (final RejectedExecutionException ignored) {
1020 }
1021 }
1022 }
1023 }
1024
1025 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
1026 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
1027
1028 if (bitmapWorkerTask != null) {
1029 final Message oldMessage = bitmapWorkerTask.message;
1030 if (oldMessage == null || message != oldMessage) {
1031 bitmapWorkerTask.cancel(true);
1032 } else {
1033 return false;
1034 }
1035 }
1036 return true;
1037 }
1038
1039 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
1040 if (imageView != null) {
1041 final Drawable drawable = imageView.getDrawable();
1042 if (drawable instanceof AsyncDrawable) {
1043 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
1044 return asyncDrawable.getBitmapWorkerTask();
1045 }
1046 }
1047 return null;
1048 }
1049
1050 static class AsyncDrawable extends BitmapDrawable {
1051 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
1052
1053 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
1054 super(res, bitmap);
1055 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
1056 }
1057
1058 public BitmapWorkerTask getBitmapWorkerTask() {
1059 return bitmapWorkerTaskReference.get();
1060 }
1061 }
1062}