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.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) {
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 >= 1024) {
187 filesize = params.size / 1024 + " KiB";
188 } else if (params.size > 0){
189 filesize = params.size + " B";
190 }
191 if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
192 error = true;
193 }
194 }
195 switch (message.getMergedStatus()) {
196 case Message.STATUS_WAITING:
197 info = getContext().getString(R.string.waiting);
198 break;
199 case Message.STATUS_UNSEND:
200 Transferable d = message.getTransferable();
201 if (d!=null) {
202 info = getContext().getString(R.string.sending_file,d.getProgress());
203 } else {
204 info = getContext().getString(R.string.sending);
205 }
206 break;
207 case Message.STATUS_OFFERED:
208 info = getContext().getString(R.string.offering);
209 break;
210 case Message.STATUS_SEND_RECEIVED:
211 if (mIndicateReceived) {
212 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
213 }
214 break;
215 case Message.STATUS_SEND_DISPLAYED:
216 if (mIndicateReceived) {
217 viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
218 }
219 break;
220 case Message.STATUS_SEND_FAILED:
221 info = getContext().getString(R.string.send_failed);
222 error = true;
223 break;
224 default:
225 if (multiReceived) {
226 info = UIHelper.getMessageDisplayName(message);
227 }
228 break;
229 }
230 if (error && type == SENT) {
231 viewHolder.time.setTextColor(activity.getWarningTextColor());
232 } else {
233 viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
234 }
235 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
236 viewHolder.indicator.setVisibility(View.GONE);
237 } else {
238 boolean verified = false;
239 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
240 final FingerprintStatus status = message.getConversation()
241 .getAccount().getAxolotlService().getFingerprintTrust(
242 message.getFingerprint());
243 if (status != null && status.isVerified()) {
244 verified = true;
245 }
246 }
247 if (verified) {
248 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp);
249 } else {
250 viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp);
251 }
252 if (darkBackground) {
253 viewHolder.indicator.setAlpha(0.7f);
254 } else {
255 viewHolder.indicator.setAlpha(0.57f);
256 }
257 viewHolder.indicator.setVisibility(View.VISIBLE);
258 }
259
260 String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
261 message.getMergedTimeSent());
262 if (message.getStatus() <= Message.STATUS_RECEIVED) {
263 if ((filesize != null) && (info != null)) {
264 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
265 } else if ((filesize == null) && (info != null)) {
266 viewHolder.time.setText(formatedTime + " \u00B7 " + info);
267 } else if ((filesize != null) && (info == null)) {
268 viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
269 } else {
270 viewHolder.time.setText(formatedTime);
271 }
272 } else {
273 if ((filesize != null) && (info != null)) {
274 viewHolder.time.setText(filesize + " \u00B7 " + info);
275 } else if ((filesize == null) && (info != null)) {
276 if (error) {
277 viewHolder.time.setText(info + " \u00B7 " + formatedTime);
278 } else {
279 viewHolder.time.setText(info);
280 }
281 } else if ((filesize != null) && (info == null)) {
282 viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
283 } else {
284 viewHolder.time.setText(formatedTime);
285 }
286 }
287 }
288
289 private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
290 if (viewHolder.download_button != null) {
291 viewHolder.download_button.setVisibility(View.GONE);
292 }
293 viewHolder.image.setVisibility(View.GONE);
294 viewHolder.messageBody.setVisibility(View.VISIBLE);
295 viewHolder.messageBody.setText(text);
296 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
297 viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
298 viewHolder.messageBody.setTextIsSelectable(false);
299 }
300
301 private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
302 if (viewHolder.download_button != null) {
303 viewHolder.download_button.setVisibility(View.GONE);
304 }
305 viewHolder.image.setVisibility(View.GONE);
306 viewHolder.messageBody.setVisibility(View.VISIBLE);
307 viewHolder.messageBody.setText(getContext().getString(
308 R.string.decryption_failed));
309 viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
310 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
311 viewHolder.messageBody.setTextIsSelectable(false);
312 }
313
314 private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
315 if (viewHolder.download_button != null) {
316 viewHolder.download_button.setVisibility(View.GONE);
317 }
318 viewHolder.image.setVisibility(View.GONE);
319 viewHolder.messageBody.setVisibility(View.VISIBLE);
320 viewHolder.messageBody.setIncludeFontPadding(false);
321 Spannable span = new SpannableString(body);
322 span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
323 span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
324 viewHolder.messageBody.setText(span);
325 }
326
327 private int applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
328 if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) {
329 body.insert(start++, "\n");
330 body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
331 end++;
332 }
333 if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) {
334 body.insert(end, "\n");
335 body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
336 }
337 int color = darkBackground ? this.getMessageTextColor(darkBackground, false)
338 : ContextCompat.getColor(activity, R.color.bubble);
339 DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
340 body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
341 return 0;
342 }
343
344 /**
345 * Applies QuoteSpan to group of lines which starts with > or » characters.
346 * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text.
347 */
348 private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) {
349 boolean startsWithQuote = false;
350 char previous = '\n';
351 int lineStart = -1;
352 int lineTextStart = -1;
353 int quoteStart = -1;
354 for (int i = 0; i <= body.length(); i++) {
355 char current = body.length() > i ? body.charAt(i) : '\n';
356 if (lineStart == -1) {
357 if (previous == '\n') {
358 if ((current == '>' && UIHelper.isPositionFollowedByQuoteableCharacter(body,i))
359 || current == '\u00bb' && !UIHelper.isPositionFollowedByQuote(body,i)) {
360 // Line start with quote
361 lineStart = i;
362 if (quoteStart == -1) quoteStart = i;
363 if (i == 0) startsWithQuote = true;
364 } else if (quoteStart >= 0) {
365 // Line start without quote, apply spans there
366 applyQuoteSpan(body, quoteStart, i - 1, darkBackground);
367 quoteStart = -1;
368 }
369 }
370 } else {
371 // Remove extra spaces between > and first character in the line
372 // > character will be removed too
373 if (current != ' ' && lineTextStart == -1) {
374 lineTextStart = i;
375 }
376 if (current == '\n') {
377 body.delete(lineStart, lineTextStart);
378 i -= lineTextStart - lineStart;
379 if (i == lineStart) {
380 // Avoid empty lines because span over empty line can be hidden
381 body.insert(i++, " ");
382 }
383 lineStart = -1;
384 lineTextStart = -1;
385 }
386 }
387 previous = current;
388 }
389 if (quoteStart >= 0) {
390 // Apply spans to finishing open quote
391 applyQuoteSpan(body, quoteStart, body.length(), darkBackground);
392 }
393 return startsWithQuote;
394 }
395
396 private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) {
397 if (viewHolder.download_button != null) {
398 viewHolder.download_button.setVisibility(View.GONE);
399 }
400 viewHolder.image.setVisibility(View.GONE);
401 viewHolder.messageBody.setVisibility(View.VISIBLE);
402 viewHolder.messageBody.setIncludeFontPadding(true);
403 if (message.getBody() != null) {
404 final String nick = UIHelper.getMessageDisplayName(message);
405 SpannableStringBuilder body = message.getMergedBody();
406 boolean hasMeCommand = message.hasMeCommand();
407 if (hasMeCommand) {
408 body = body.replace(0, Message.ME_COMMAND.length(), nick + " ");
409 }
410 if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
411 body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS);
412 body.append("\u2026");
413 }
414 Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class);
415 for (Message.MergeSeparator mergeSeparator : mergeSeparators) {
416 int start = body.getSpanStart(mergeSeparator);
417 int end = body.getSpanEnd(mergeSeparator);
418 body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
419 }
420 boolean startsWithQuote = handleTextQuotes(body, darkBackground);
421 if (message.getType() != Message.TYPE_PRIVATE) {
422 if (hasMeCommand) {
423 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
424 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
425 }
426 } else {
427 String privateMarker;
428 if (message.getStatus() <= Message.STATUS_RECEIVED) {
429 privateMarker = activity.getString(R.string.private_message);
430 } else {
431 final String to;
432 if (message.getCounterpart() != null) {
433 to = message.getCounterpart().getResourcepart();
434 } else {
435 to = "";
436 }
437 privateMarker = activity.getString(R.string.private_message_to, to);
438 }
439 body.insert(0, privateMarker);
440 int privateMarkerIndex = privateMarker.length();
441 if (startsWithQuote) {
442 body.insert(privateMarkerIndex, "\n\n");
443 body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2,
444 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
445 } else {
446 body.insert(privateMarkerIndex, " ");
447 }
448 body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)),
449 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
450 body.setSpan(new StyleSpan(Typeface.BOLD),
451 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
452 if (hasMeCommand) {
453 body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1,
454 privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
455 }
456 }
457 if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) {
458 Pattern pattern = NotificationService.generateNickHighlightPattern(message.getConversation().getMucOptions().getActualNick());
459 Matcher matcher = pattern.matcher(body);
460 while(matcher.find()) {
461 body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
462 }
463 }
464 Linkify.addLinks(body, XMPP_PATTERN, "xmpp");
465 Linkify.addLinks(body, Patterns.AUTOLINK_WEB_URL, "http", WEBURL_MATCH_FILTER, WEBURL_TRANSFORM_FILTER);
466 Linkify.addLinks(body, GeoHelper.GEO_URI, "geo");
467 viewHolder.messageBody.setAutoLinkMask(0);
468 viewHolder.messageBody.setText(body);
469 viewHolder.messageBody.setTextIsSelectable(true);
470 viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
471 listSelectionManager.onUpdate(viewHolder.messageBody, message);
472 } else {
473 viewHolder.messageBody.setText("");
474 viewHolder.messageBody.setTextIsSelectable(false);
475 }
476 viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
477 viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground, true));
478 viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground
479 ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500));
480 viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
481 }
482
483 private void displayDownloadableMessage(ViewHolder viewHolder,
484 final Message message, String text) {
485 viewHolder.image.setVisibility(View.GONE);
486 viewHolder.messageBody.setVisibility(View.GONE);
487 viewHolder.download_button.setVisibility(View.VISIBLE);
488 viewHolder.download_button.setText(text);
489 viewHolder.download_button.setOnClickListener(new OnClickListener() {
490
491 @Override
492 public void onClick(View v) {
493 activity.startDownloadable(message);
494 }
495 });
496 }
497
498 private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
499 viewHolder.image.setVisibility(View.GONE);
500 viewHolder.messageBody.setVisibility(View.GONE);
501 viewHolder.download_button.setVisibility(View.VISIBLE);
502 viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
503 viewHolder.download_button.setOnClickListener(new OnClickListener() {
504
505 @Override
506 public void onClick(View v) {
507 openDownloadable(message);
508 }
509 });
510 }
511
512 private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
513 viewHolder.image.setVisibility(View.GONE);
514 viewHolder.messageBody.setVisibility(View.GONE);
515 viewHolder.download_button.setVisibility(View.VISIBLE);
516 viewHolder.download_button.setText(R.string.show_location);
517 viewHolder.download_button.setOnClickListener(new OnClickListener() {
518
519 @Override
520 public void onClick(View v) {
521 showLocation(message);
522 }
523 });
524 }
525
526 private void displayImageMessage(ViewHolder viewHolder,
527 final Message message) {
528 if (viewHolder.download_button != null) {
529 viewHolder.download_button.setVisibility(View.GONE);
530 }
531 viewHolder.messageBody.setVisibility(View.GONE);
532 viewHolder.image.setVisibility(View.VISIBLE);
533 FileParams params = message.getFileParams();
534 double target = metrics.density * 288;
535 int scaledW;
536 int scaledH;
537 if (Math.max(params.height, params.width) * metrics.density <= target) {
538 scaledW = (int) (params.width * metrics.density);
539 scaledH = (int) (params.height * metrics.density);
540 } else if (Math.max(params.height,params.width) <= target) {
541 scaledW = params.width;
542 scaledH = params.height;
543 } else if (params.width <= params.height) {
544 scaledW = (int) (params.width / ((double) params.height / target));
545 scaledH = (int) target;
546 } else {
547 scaledW = (int) target;
548 scaledH = (int) (params.height / ((double) params.width / target));
549 }
550 LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH);
551 layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
552 viewHolder.image.setLayoutParams(layoutParams);
553 activity.loadBitmap(message, viewHolder.image);
554 viewHolder.image.setOnClickListener(new OnClickListener() {
555
556 @Override
557 public void onClick(View v) {
558 openDownloadable(message);
559 }
560 });
561 }
562
563 private void loadMoreMessages(Conversation conversation) {
564 conversation.setLastClearHistory(0);
565 activity.xmppConnectionService.updateConversation(conversation);
566 conversation.setHasMessagesLeftOnServer(true);
567 conversation.setFirstMamReference(null);
568 long timestamp = conversation.getLastMessageTransmitted();
569 if (timestamp == 0) {
570 timestamp = System.currentTimeMillis();
571 }
572 conversation.messagesLoaded.set(true);
573 MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp, false);
574 if (query != null) {
575 Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
576 } else {
577 Toast.makeText(activity,R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
578 }
579 }
580
581 @Override
582 public View getView(int position, View view, ViewGroup parent) {
583 final Message message = getItem(position);
584 final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL;
585 final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted());
586 final Conversation conversation = message.getConversation();
587 final Account account = conversation.getAccount();
588 final int type = getItemViewType(position);
589 ViewHolder viewHolder;
590 if (view == null) {
591 viewHolder = new ViewHolder();
592 switch (type) {
593 case SENT:
594 view = activity.getLayoutInflater().inflate(
595 R.layout.message_sent, parent, false);
596 viewHolder.message_box = (LinearLayout) view
597 .findViewById(R.id.message_box);
598 viewHolder.contact_picture = (ImageView) view
599 .findViewById(R.id.message_photo);
600 viewHolder.download_button = (Button) view
601 .findViewById(R.id.download_button);
602 viewHolder.indicator = (ImageView) view
603 .findViewById(R.id.security_indicator);
604 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
605 viewHolder.image = (ImageView) view
606 .findViewById(R.id.message_image);
607 viewHolder.messageBody = (CopyTextView) view
608 .findViewById(R.id.message_body);
609 viewHolder.time = (TextView) view
610 .findViewById(R.id.message_time);
611 viewHolder.indicatorReceived = (ImageView) view
612 .findViewById(R.id.indicator_received);
613 break;
614 case RECEIVED:
615 view = activity.getLayoutInflater().inflate(
616 R.layout.message_received, parent, false);
617 viewHolder.message_box = (LinearLayout) view
618 .findViewById(R.id.message_box);
619 viewHolder.contact_picture = (ImageView) view
620 .findViewById(R.id.message_photo);
621 viewHolder.download_button = (Button) view
622 .findViewById(R.id.download_button);
623 viewHolder.indicator = (ImageView) view
624 .findViewById(R.id.security_indicator);
625 viewHolder.edit_indicator = (ImageView) view.findViewById(R.id.edit_indicator);
626 viewHolder.image = (ImageView) view
627 .findViewById(R.id.message_image);
628 viewHolder.messageBody = (CopyTextView) view
629 .findViewById(R.id.message_body);
630 viewHolder.time = (TextView) view
631 .findViewById(R.id.message_time);
632 viewHolder.indicatorReceived = (ImageView) view
633 .findViewById(R.id.indicator_received);
634 viewHolder.encryption = (TextView) view.findViewById(R.id.message_encryption);
635 break;
636 case STATUS:
637 view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
638 viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
639 viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
640 viewHolder.load_more_messages = (Button) view.findViewById(R.id.load_more_messages);
641 break;
642 default:
643 viewHolder = null;
644 break;
645 }
646 if (viewHolder.messageBody != null) {
647 listSelectionManager.onCreate(viewHolder.messageBody,
648 new MessageBodyActionModeCallback(viewHolder.messageBody));
649 viewHolder.messageBody.setCopyHandler(this);
650 }
651 view.setTag(viewHolder);
652 } else {
653 viewHolder = (ViewHolder) view.getTag();
654 if (viewHolder == null) {
655 return view;
656 }
657 }
658
659 boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme();
660
661 if (type == STATUS) {
662 if ("LOAD_MORE".equals(message.getBody())) {
663 viewHolder.status_message.setVisibility(View.GONE);
664 viewHolder.contact_picture.setVisibility(View.GONE);
665 viewHolder.load_more_messages.setVisibility(View.VISIBLE);
666 viewHolder.load_more_messages.setOnClickListener(new OnClickListener() {
667 @Override
668 public void onClick(View v) {
669 loadMoreMessages(message.getConversation());
670 }
671 });
672 } else {
673 viewHolder.status_message.setVisibility(View.VISIBLE);
674 viewHolder.load_more_messages.setVisibility(View.GONE);
675 viewHolder.status_message.setText(message.getBody());
676 boolean showAvatar;
677 if (conversation.getMode() == Conversation.MODE_SINGLE) {
678 showAvatar = true;
679 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
680 } else if (message.getCounterpart() != null ){
681 showAvatar = true;
682 loadAvatar(message,viewHolder.contact_picture,activity.getPixel(32));
683 } else {
684 showAvatar = false;
685 }
686 if (showAvatar) {
687 viewHolder.contact_picture.setAlpha(0.5f);
688 viewHolder.contact_picture.setVisibility(View.VISIBLE);
689 } else {
690 viewHolder.contact_picture.setVisibility(View.GONE);
691 }
692 }
693 return view;
694 } else {
695 loadAvatar(message, viewHolder.contact_picture,activity.getPixel(48));
696 }
697
698 viewHolder.contact_picture
699 .setOnClickListener(new OnClickListener() {
700
701 @Override
702 public void onClick(View v) {
703 if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
704 MessageAdapter.this.mOnContactPictureClickedListener
705 .onContactPictureClicked(message);
706 }
707
708 }
709 });
710 viewHolder.contact_picture
711 .setOnLongClickListener(new OnLongClickListener() {
712
713 @Override
714 public boolean onLongClick(View v) {
715 if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
716 MessageAdapter.this.mOnContactPictureLongClickedListener
717 .onContactPictureLongClicked(message);
718 return true;
719 } else {
720 return false;
721 }
722 }
723 });
724
725 final Transferable transferable = message.getTransferable();
726 if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
727 if (transferable.getStatus() == Transferable.STATUS_OFFER) {
728 displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
729 } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
730 displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
731 } else {
732 displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
733 }
734 } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
735 displayImageMessage(viewHolder, message);
736 } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
737 if (message.getFileParams().width > 0) {
738 displayImageMessage(viewHolder,message);
739 } else {
740 displayOpenableMessage(viewHolder, message);
741 }
742 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
743 if (account.isPgpDecryptionServiceConnected()) {
744 if (!account.hasPendingPgpIntent(conversation)) {
745 displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground);
746 } else {
747 displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground);
748 }
749 } else {
750 displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
751 if (viewHolder != null) {
752 viewHolder.message_box
753 .setOnClickListener(new OnClickListener() {
754
755 @Override
756 public void onClick(View v) {
757 activity.showInstallPgpDialog();
758 }
759 });
760 }
761 }
762 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
763 displayDecryptionFailed(viewHolder,darkBackground);
764 } else {
765 if (GeoHelper.isGeoUri(message.getBody())) {
766 displayLocationMessage(viewHolder,message);
767 } else if (message.bodyIsHeart()) {
768 displayHeartMessage(viewHolder, message.getBody().trim());
769 } else if (message.treatAsDownloadable()) {
770 try {
771 URL url = new URL(message.getBody());
772 displayDownloadableMessage(viewHolder,
773 message,
774 activity.getString(R.string.check_x_filesize_on_host,
775 UIHelper.getFileDescriptionString(activity, message),
776 url.getHost()));
777 } catch (Exception e) {
778 displayDownloadableMessage(viewHolder,
779 message,
780 activity.getString(R.string.check_x_filesize,
781 UIHelper.getFileDescriptionString(activity, message)));
782 }
783 } else {
784 displayTextMessage(viewHolder, message, darkBackground, type);
785 }
786 }
787
788 if (type == RECEIVED) {
789 if(isInValidSession) {
790 int bubble;
791 if (!mUseGreenBackground) {
792 bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white);
793 } else {
794 bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received);
795 }
796 viewHolder.message_box.setBackgroundResource(bubble);
797 viewHolder.encryption.setVisibility(View.GONE);
798 } else {
799 viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
800 viewHolder.encryption.setVisibility(View.VISIBLE);
801 if (omemoEncryption && !message.isTrusted()) {
802 viewHolder.encryption.setText(R.string.not_trusted);
803 } else {
804 viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption()));
805 }
806 }
807 }
808
809 displayStatus(viewHolder, message, type, darkBackground);
810
811 return view;
812 }
813
814 @Override
815 public void notifyDataSetChanged() {
816 listSelectionManager.onBeforeNotifyDataSetChanged();
817 super.notifyDataSetChanged();
818 listSelectionManager.onAfterNotifyDataSetChanged();
819 }
820
821 private String transformText(CharSequence text, int start, int end, boolean forCopy) {
822 SpannableStringBuilder builder = new SpannableStringBuilder(text);
823 Object copySpan = new Object();
824 builder.setSpan(copySpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
825 DividerSpan[] dividerSpans = builder.getSpans(0, builder.length(), DividerSpan.class);
826 for (DividerSpan dividerSpan : dividerSpans) {
827 builder.replace(builder.getSpanStart(dividerSpan), builder.getSpanEnd(dividerSpan),
828 dividerSpan.isLarge() ? "\n\n" : "\n");
829 }
830 start = builder.getSpanStart(copySpan);
831 end = builder.getSpanEnd(copySpan);
832 if (start == -1 || end == -1) return "";
833 builder = new SpannableStringBuilder(builder, start, end);
834 if (forCopy) {
835 QuoteSpan[] quoteSpans = builder.getSpans(0, builder.length(), QuoteSpan.class);
836 for (QuoteSpan quoteSpan : quoteSpans) {
837 builder.insert(builder.getSpanStart(quoteSpan), "> ");
838 }
839 }
840 return builder.toString();
841 }
842
843 @Override
844 public String transformTextForCopy(CharSequence text, int start, int end) {
845 if (text instanceof Spanned) {
846 return transformText(text, start, end, true);
847 } else {
848 return text.toString().substring(start, end);
849 }
850 }
851
852 public interface OnQuoteListener {
853 public void onQuote(String text);
854 }
855
856 private class MessageBodyActionModeCallback implements ActionMode.Callback {
857
858 private final TextView textView;
859
860 public MessageBodyActionModeCallback(TextView textView) {
861 this.textView = textView;
862 }
863
864 @Override
865 public boolean onCreateActionMode(ActionMode mode, Menu menu) {
866 if (onQuoteListener != null) {
867 int quoteResId = activity.getThemeResource(R.attr.icon_quote, R.drawable.ic_action_reply);
868 // 3rd item is placed after "copy" item
869 menu.add(0, android.R.id.button1, 3, R.string.quote).setIcon(quoteResId)
870 .setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
871 }
872 return false;
873 }
874
875 @Override
876 public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
877 return false;
878 }
879
880 @Override
881 public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
882 if (item.getItemId() == android.R.id.button1) {
883 int start = textView.getSelectionStart();
884 int end = textView.getSelectionEnd();
885 if (end > start) {
886 String text = transformText(textView.getText(), start, end, false);
887 if (onQuoteListener != null) {
888 onQuoteListener.onQuote(text);
889 }
890 mode.finish();
891 }
892 return true;
893 }
894 return false;
895 }
896
897 @Override
898 public void onDestroyActionMode(ActionMode mode) {}
899 }
900
901 public void openDownloadable(Message message) {
902 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
903 if (!file.exists()) {
904 Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
905 return;
906 }
907 Intent openIntent = new Intent(Intent.ACTION_VIEW);
908 String mime = file.getMimeType();
909 if (mime == null) {
910 mime = "*/*";
911 }
912 Uri uri;
913 try {
914 uri = FileBackend.getUriForFile(activity, file);
915 } catch (SecurityException e) {
916 Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
917 return;
918 }
919 openIntent.setDataAndType(uri, mime);
920 openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
921 PackageManager manager = activity.getPackageManager();
922 List<ResolveInfo> info = manager.queryIntentActivities(openIntent, 0);
923 if (info.size() == 0) {
924 openIntent.setDataAndType(uri,"*/*");
925 }
926 try {
927 getContext().startActivity(openIntent);
928 } catch (ActivityNotFoundException e) {
929 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
930 }
931 }
932
933 public void showLocation(Message message) {
934 for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
935 if (intent.resolveActivity(getContext().getPackageManager()) != null) {
936 getContext().startActivity(intent);
937 return;
938 }
939 }
940 Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
941 }
942
943 public void updatePreferences() {
944 this.mIndicateReceived = activity.indicateReceived();
945 this.mUseGreenBackground = activity.useGreenBackground();
946 }
947
948 public TextView getMessageBody(View view) {
949 final Object tag = view.getTag();
950 if (tag instanceof ViewHolder) {
951 final ViewHolder viewHolder = (ViewHolder) tag;
952 return viewHolder.messageBody;
953 }
954 return null;
955 }
956
957 public interface OnContactPictureClicked {
958 void onContactPictureClicked(Message message);
959 }
960
961 public interface OnContactPictureLongClicked {
962 void onContactPictureLongClicked(Message message);
963 }
964
965 private static class ViewHolder {
966
967 protected LinearLayout message_box;
968 protected Button download_button;
969 protected ImageView image;
970 protected ImageView indicator;
971 protected ImageView indicatorReceived;
972 protected TextView time;
973 protected CopyTextView messageBody;
974 protected ImageView contact_picture;
975 protected TextView status_message;
976 protected TextView encryption;
977 public Button load_more_messages;
978 public ImageView edit_indicator;
979 }
980
981 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
982 private final WeakReference<ImageView> imageViewReference;
983 private Message message = null;
984 private final int size;
985
986 public BitmapWorkerTask(ImageView imageView, int size) {
987 imageViewReference = new WeakReference<>(imageView);
988 this.size = size;
989 }
990
991 @Override
992 protected Bitmap doInBackground(Message... params) {
993 return activity.avatarService().get(params[0], size, isCancelled());
994 }
995
996 @Override
997 protected void onPostExecute(Bitmap bitmap) {
998 if (bitmap != null && !isCancelled()) {
999 final ImageView imageView = imageViewReference.get();
1000 if (imageView != null) {
1001 imageView.setImageBitmap(bitmap);
1002 imageView.setBackgroundColor(0x00000000);
1003 }
1004 }
1005 }
1006 }
1007
1008 public void loadAvatar(Message message, ImageView imageView, int size) {
1009 if (cancelPotentialWork(message, imageView)) {
1010 final Bitmap bm = activity.avatarService().get(message, size, true);
1011 if (bm != null) {
1012 cancelPotentialWork(message, imageView);
1013 imageView.setImageBitmap(bm);
1014 imageView.setBackgroundColor(0x00000000);
1015 } else {
1016 imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
1017 imageView.setImageDrawable(null);
1018 final BitmapWorkerTask task = new BitmapWorkerTask(imageView, size);
1019 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
1020 imageView.setImageDrawable(asyncDrawable);
1021 try {
1022 task.execute(message);
1023 } catch (final RejectedExecutionException ignored) {
1024 }
1025 }
1026 }
1027 }
1028
1029 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
1030 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
1031
1032 if (bitmapWorkerTask != null) {
1033 final Message oldMessage = bitmapWorkerTask.message;
1034 if (oldMessage == null || message != oldMessage) {
1035 bitmapWorkerTask.cancel(true);
1036 } else {
1037 return false;
1038 }
1039 }
1040 return true;
1041 }
1042
1043 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
1044 if (imageView != null) {
1045 final Drawable drawable = imageView.getDrawable();
1046 if (drawable instanceof AsyncDrawable) {
1047 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
1048 return asyncDrawable.getBitmapWorkerTask();
1049 }
1050 }
1051 return null;
1052 }
1053
1054 static class AsyncDrawable extends BitmapDrawable {
1055 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
1056
1057 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
1058 super(res, bitmap);
1059 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
1060 }
1061
1062 public BitmapWorkerTask getBitmapWorkerTask() {
1063 return bitmapWorkerTaskReference.get();
1064 }
1065 }
1066}