1package eu.siacs.conversations.ui;
2
3import android.app.Activity;
4import android.app.AlertDialog;
5import android.app.Fragment;
6import android.app.PendingIntent;
7import android.content.ActivityNotFoundException;
8import android.content.Context;
9import android.content.DialogInterface;
10import android.content.Intent;
11import android.content.IntentSender.SendIntentException;
12import android.os.Bundle;
13import android.os.Handler;
14import android.text.InputType;
15import android.view.ContextMenu;
16import android.view.ContextMenu.ContextMenuInfo;
17import android.view.Gravity;
18import android.view.KeyEvent;
19import android.view.LayoutInflater;
20import android.view.MenuItem;
21import android.view.View;
22import android.view.View.OnClickListener;
23import android.view.ViewGroup;
24import android.view.inputmethod.EditorInfo;
25import android.view.inputmethod.InputMethodManager;
26import android.widget.AbsListView;
27import android.widget.AbsListView.OnScrollListener;
28import android.widget.AdapterView;
29import android.widget.AdapterView.AdapterContextMenuInfo;
30import android.widget.ImageButton;
31import android.widget.ListView;
32import android.widget.RelativeLayout;
33import android.widget.TextView;
34import android.widget.TextView.OnEditorActionListener;
35import android.widget.Toast;
36
37import net.java.otr4j.session.SessionStatus;
38
39import java.util.ArrayList;
40import java.util.Collections;
41import java.util.List;
42import java.util.UUID;
43
44import eu.siacs.conversations.Config;
45import eu.siacs.conversations.R;
46import eu.siacs.conversations.crypto.axolotl.AxolotlService;
47import eu.siacs.conversations.entities.Account;
48import eu.siacs.conversations.entities.Contact;
49import eu.siacs.conversations.entities.Conversation;
50import eu.siacs.conversations.entities.DownloadableFile;
51import eu.siacs.conversations.entities.Message;
52import eu.siacs.conversations.entities.MucOptions;
53import eu.siacs.conversations.entities.Presence;
54import eu.siacs.conversations.entities.Transferable;
55import eu.siacs.conversations.entities.TransferablePlaceholder;
56import eu.siacs.conversations.http.HttpDownloadConnection;
57import eu.siacs.conversations.services.MessageArchiveService;
58import eu.siacs.conversations.services.XmppConnectionService;
59import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
60import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
61import eu.siacs.conversations.ui.adapter.MessageAdapter;
62import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
63import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
64import eu.siacs.conversations.utils.GeoHelper;
65import eu.siacs.conversations.utils.UIHelper;
66import eu.siacs.conversations.xmpp.XmppConnection;
67import eu.siacs.conversations.xmpp.chatstate.ChatState;
68import eu.siacs.conversations.xmpp.jid.Jid;
69
70public class ConversationFragment extends Fragment implements EditMessage.KeyboardListener {
71
72 protected Conversation conversation;
73 private OnClickListener leaveMuc = new OnClickListener() {
74
75 @Override
76 public void onClick(View v) {
77 activity.endConversation(conversation);
78 }
79 };
80 private OnClickListener joinMuc = new OnClickListener() {
81
82 @Override
83 public void onClick(View v) {
84 activity.xmppConnectionService.joinMuc(conversation);
85 }
86 };
87 private OnClickListener enterPassword = new OnClickListener() {
88
89 @Override
90 public void onClick(View v) {
91 MucOptions muc = conversation.getMucOptions();
92 String password = muc.getPassword();
93 if (password == null) {
94 password = "";
95 }
96 activity.quickPasswordEdit(password, new OnValueEdited() {
97
98 @Override
99 public void onValueEdited(String value) {
100 activity.xmppConnectionService.providePasswordForMuc(
101 conversation, value);
102 }
103 });
104 }
105 };
106 protected ListView messagesView;
107 final protected List<Message> messageList = new ArrayList<>();
108 protected MessageAdapter messageListAdapter;
109 private EditMessage mEditMessage;
110 private ImageButton mSendButton;
111 private RelativeLayout snackbar;
112 private TextView snackbarMessage;
113 private TextView snackbarAction;
114 private boolean messagesLoaded = true;
115 private Toast messageLoaderToast;
116
117 private OnScrollListener mOnScrollListener = new OnScrollListener() {
118
119 @Override
120 public void onScrollStateChanged(AbsListView view, int scrollState) {
121 // TODO Auto-generated method stub
122
123 }
124
125 @Override
126 public void onScroll(AbsListView view, int firstVisibleItem,
127 int visibleItemCount, int totalItemCount) {
128 synchronized (ConversationFragment.this.messageList) {
129 if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
130 long timestamp;
131 if (messageList.get(0).getType() == Message.TYPE_STATUS && messageList.size() >= 2) {
132 timestamp = messageList.get(1).getTimeSent();
133 } else {
134 timestamp = messageList.get(0).getTimeSent();
135 }
136 messagesLoaded = false;
137 activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
138 @Override
139 public void onMoreMessagesLoaded(final int c, Conversation conversation) {
140 if (ConversationFragment.this.conversation != conversation) {
141 return;
142 }
143 activity.runOnUiThread(new Runnable() {
144 @Override
145 public void run() {
146 final int oldPosition = messagesView.getFirstVisiblePosition();
147 final Message message;
148 if (oldPosition < messageList.size()) {
149 message = messageList.get(oldPosition);
150 } else {
151 message = null;
152 }
153 String uuid = message != null ? message.getUuid() : null;
154 View v = messagesView.getChildAt(0);
155 final int pxOffset = (v == null) ? 0 : v.getTop();
156 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
157 updateStatusMessages();
158 messageListAdapter.notifyDataSetChanged();
159 int pos = Math.max(getIndexOf(uuid,messageList),0);
160 messagesView.setSelectionFromTop(pos, pxOffset);
161 messagesLoaded = true;
162 if (messageLoaderToast != null) {
163 messageLoaderToast.cancel();
164 }
165 }
166 });
167 }
168
169 @Override
170 public void informUser(final int resId) {
171
172 activity.runOnUiThread(new Runnable() {
173 @Override
174 public void run() {
175 if (messageLoaderToast != null) {
176 messageLoaderToast.cancel();
177 }
178 if (ConversationFragment.this.conversation != conversation) {
179 return;
180 }
181 messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
182 messageLoaderToast.show();
183 }
184 });
185
186 }
187 });
188
189 }
190 }
191 }
192 };
193
194 private int getIndexOf(String uuid, List<Message> messages) {
195 if (uuid == null) {
196 return messages.size() - 1;
197 }
198 for(int i = 0; i < messages.size(); ++i) {
199 if (uuid.equals(messages.get(i).getUuid())) {
200 return i;
201 } else {
202 Message next = messages.get(i);
203 while(next != null && next.wasMergedIntoPrevious()) {
204 if (uuid.equals(next.getUuid())) {
205 return i;
206 }
207 next = next.next();
208 }
209
210 }
211 }
212 return -1;
213 }
214 protected OnClickListener clickToDecryptListener = new OnClickListener() {
215
216 @Override
217 public void onClick(View v) {
218 PendingIntent pendingIntent = conversation.getAccount().getPgpDecryptionService().getPendingIntent();
219 if (pendingIntent != null) {
220 try {
221 activity.startIntentSenderForResult(pendingIntent.getIntentSender(),
222 ConversationActivity.REQUEST_DECRYPT_PGP,
223 null,
224 0,
225 0,
226 0);
227 } catch (SendIntentException e) {
228 Toast.makeText(activity,R.string.unable_to_connect_to_keychain, Toast.LENGTH_SHORT).show();
229 conversation.getAccount().getPgpDecryptionService().continueDecryption(true);
230 }
231 }
232 updateSnackBar(conversation);
233 }
234 };
235 protected OnClickListener clickToVerify = new OnClickListener() {
236
237 @Override
238 public void onClick(View v) {
239 activity.verifyOtrSessionDialog(conversation, v);
240 }
241 };
242 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
243
244 @Override
245 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
246 if (actionId == EditorInfo.IME_ACTION_SEND) {
247 InputMethodManager imm = (InputMethodManager) v.getContext()
248 .getSystemService(Context.INPUT_METHOD_SERVICE);
249 if (imm.isFullscreenMode()) {
250 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
251 }
252 sendMessage();
253 return true;
254 } else {
255 return false;
256 }
257 }
258 };
259 private OnClickListener mSendButtonListener = new OnClickListener() {
260
261 @Override
262 public void onClick(View v) {
263 Object tag = v.getTag();
264 if (tag instanceof SendButtonAction) {
265 SendButtonAction action = (SendButtonAction) tag;
266 switch (action) {
267 case TAKE_PHOTO:
268 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
269 break;
270 case SEND_LOCATION:
271 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
272 break;
273 case RECORD_VOICE:
274 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
275 break;
276 case CHOOSE_PICTURE:
277 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
278 break;
279 case CANCEL:
280 if (conversation != null) {
281 if (conversation.getCorrectingMessage() != null) {
282 conversation.setCorrectingMessage(null);
283 mEditMessage.getEditableText().clear();
284 }
285 if (conversation.getMode() == Conversation.MODE_MULTI) {
286 conversation.setNextCounterpart(null);
287 }
288 updateChatMsgHint();
289 updateSendButton();
290 }
291 break;
292 default:
293 sendMessage();
294 }
295 } else {
296 sendMessage();
297 }
298 }
299 };
300 private OnClickListener clickToMuc = new OnClickListener() {
301
302 @Override
303 public void onClick(View v) {
304 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
305 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
306 intent.putExtra("uuid", conversation.getUuid());
307 startActivity(intent);
308 }
309 };
310 private ConversationActivity activity;
311 private Message selectedMessage;
312
313 public void setMessagesLoaded() {
314 this.messagesLoaded = true;
315 }
316
317 private void sendMessage() {
318 final String body = mEditMessage.getText().toString();
319 if (body.length() == 0 || this.conversation == null) {
320 return;
321 }
322 final Message message;
323 if (conversation.getCorrectingMessage() == null) {
324 message = new Message(conversation, body, conversation.getNextEncryption());
325 if (conversation.getMode() == Conversation.MODE_MULTI) {
326 if (conversation.getNextCounterpart() != null) {
327 message.setCounterpart(conversation.getNextCounterpart());
328 message.setType(Message.TYPE_PRIVATE);
329 }
330 }
331 } else {
332 message = conversation.getCorrectingMessage();
333 message.setBody(body);
334 message.setEdited(message.getUuid());
335 message.setUuid(UUID.randomUUID().toString());
336 conversation.setCorrectingMessage(null);
337 }
338 switch (conversation.getNextEncryption()) {
339 case Message.ENCRYPTION_OTR:
340 sendOtrMessage(message);
341 break;
342 case Message.ENCRYPTION_PGP:
343 sendPgpMessage(message);
344 break;
345 case Message.ENCRYPTION_AXOLOTL:
346 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
347 sendAxolotlMessage(message);
348 }
349 break;
350 default:
351 sendPlainTextMessage(message);
352 }
353 }
354
355 public void updateChatMsgHint() {
356 final boolean multi = conversation.getMode() == Conversation.MODE_MULTI;
357 if (conversation.getCorrectingMessage() != null) {
358 this.mEditMessage.setHint(R.string.send_corrected_message);
359 } else if (multi && conversation.getNextCounterpart() != null) {
360 this.mEditMessage.setHint(getString(
361 R.string.send_private_message_to,
362 conversation.getNextCounterpart().getResourcepart()));
363 } else if (multi && !conversation.getMucOptions().participating()) {
364 this.mEditMessage.setHint(R.string.you_are_not_participating);
365 } else {
366 this.mEditMessage.setHint(UIHelper.getMessageHint(activity,conversation));
367 getActivity().invalidateOptionsMenu();
368 }
369 }
370
371 public void setupIme() {
372 if (activity == null) {
373 return;
374 } else if (activity.usingEnterKey() && activity.enterIsSend()) {
375 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_FLAG_MULTI_LINE));
376 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
377 } else if (activity.usingEnterKey()) {
378 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
379 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
380 } else {
381 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
382 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
383 }
384 }
385
386 @Override
387 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
388 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
389 view.setOnClickListener(null);
390 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
391 mEditMessage.setOnClickListener(new OnClickListener() {
392
393 @Override
394 public void onClick(View v) {
395 if (activity != null) {
396 activity.hideConversationsOverview();
397 }
398 }
399 });
400 mEditMessage.setOnEditorActionListener(mEditorActionListener);
401
402 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
403 mSendButton.setOnClickListener(this.mSendButtonListener);
404
405 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
406 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
407 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
408
409 messagesView = (ListView) view.findViewById(R.id.messages_view);
410 messagesView.setOnScrollListener(mOnScrollListener);
411 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
412 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
413 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
414
415 @Override
416 public void onContactPictureClicked(Message message) {
417 if (message.getStatus() <= Message.STATUS_RECEIVED) {
418 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
419 Jid user = message.getCounterpart();
420 if (user != null && !user.isBareJid()) {
421 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
422 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user.getResourcepart()),Toast.LENGTH_SHORT).show();
423 }
424 highlightInConference(user.getResourcepart());
425 }
426 } else {
427 if (!message.getContact().isSelf()) {
428 String fingerprint;
429 if (message.getEncryption() == Message.ENCRYPTION_PGP
430 || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
431 fingerprint = "pgp";
432 } else {
433 fingerprint = message.getFingerprint();
434 }
435 activity.switchToContactDetails(message.getContact(), fingerprint);
436 }
437 }
438 } else {
439 Account account = message.getConversation().getAccount();
440 Intent intent;
441 if (activity.manuallyChangePresence()) {
442 intent = new Intent(activity, SetPresenceActivity.class);
443 intent.putExtra(SetPresenceActivity.EXTRA_ACCOUNT, account.getJid().toBareJid().toString());
444 } else {
445 intent = new Intent(activity, EditAccountActivity.class);
446 intent.putExtra("jid", account.getJid().toBareJid().toString());
447 String fingerprint;
448 if (message.getEncryption() == Message.ENCRYPTION_PGP
449 || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
450 fingerprint = "pgp";
451 } else {
452 fingerprint = message.getFingerprint();
453 }
454 intent.putExtra("fingerprint", fingerprint);
455 }
456 startActivity(intent);
457 }
458 }
459 });
460 messageListAdapter
461 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
462
463 @Override
464 public void onContactPictureLongClicked(Message message) {
465 if (message.getStatus() <= Message.STATUS_RECEIVED) {
466 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
467 Jid user = message.getCounterpart();
468 if (user != null && !user.isBareJid()) {
469 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
470 privateMessageWith(user);
471 } else {
472 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user.getResourcepart()), Toast.LENGTH_SHORT).show();
473 }
474 }
475 }
476 } else {
477 activity.showQrCode();
478 }
479 }
480 });
481 messagesView.setAdapter(messageListAdapter);
482
483 registerForContextMenu(messagesView);
484
485 return view;
486 }
487
488 @Override
489 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
490 synchronized (this.messageList) {
491 super.onCreateContextMenu(menu, v, menuInfo);
492 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
493 this.selectedMessage = this.messageList.get(acmi.position);
494 populateContextMenu(menu);
495 }
496 }
497
498 private void populateContextMenu(ContextMenu menu) {
499 final Message m = this.selectedMessage;
500 final Transferable t = m.getTransferable();
501 Message relevantForCorrection = m;
502 while(relevantForCorrection.mergeable(relevantForCorrection.next())) {
503 relevantForCorrection = relevantForCorrection.next();
504 }
505 if (m.getType() != Message.TYPE_STATUS) {
506 final boolean treatAsFile = m.getType() != Message.TYPE_TEXT
507 && m.getType() != Message.TYPE_PRIVATE
508 && t == null;
509 activity.getMenuInflater().inflate(R.menu.message_context, menu);
510 menu.setHeaderTitle(R.string.message_options);
511 MenuItem copyText = menu.findItem(R.id.copy_text);
512 MenuItem retryDecryption = menu.findItem(R.id.retry_decryption);
513 MenuItem correctMessage = menu.findItem(R.id.correct_message);
514 MenuItem shareWith = menu.findItem(R.id.share_with);
515 MenuItem sendAgain = menu.findItem(R.id.send_again);
516 MenuItem copyUrl = menu.findItem(R.id.copy_url);
517 MenuItem downloadFile = menu.findItem(R.id.download_file);
518 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
519 MenuItem deleteFile = menu.findItem(R.id.delete_file);
520 if (!treatAsFile
521 && !GeoHelper.isGeoUri(m.getBody())
522 && m.treatAsDownloadable() != Message.Decision.MUST) {
523 copyText.setVisible(true);
524 }
525 if (m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
526 retryDecryption.setVisible(true);
527 }
528 if (relevantForCorrection.getType() == Message.TYPE_TEXT
529 && relevantForCorrection.isLastCorrectableMessage()) {
530 correctMessage.setVisible(true);
531 }
532 if (treatAsFile || (GeoHelper.isGeoUri(m.getBody()))) {
533 shareWith.setVisible(true);
534 }
535 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
536 sendAgain.setVisible(true);
537 }
538 if (m.hasFileOnRemoteHost()
539 || GeoHelper.isGeoUri(m.getBody())
540 || m.treatAsDownloadable() == Message.Decision.MUST
541 || (t != null && t instanceof HttpDownloadConnection)) {
542 copyUrl.setVisible(true);
543 }
544 if ((m.getType() == Message.TYPE_TEXT && t == null && m.treatAsDownloadable() != Message.Decision.NEVER)
545 || (m.isFileOrImage() && t instanceof TransferablePlaceholder && m.hasFileOnRemoteHost())){
546 downloadFile.setVisible(true);
547 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
548 }
549 if ((t != null && !(t instanceof TransferablePlaceholder))
550 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
551 || m.getStatus() == Message.STATUS_OFFERED))) {
552 cancelTransmission.setVisible(true);
553 }
554 if (treatAsFile) {
555 deleteFile.setVisible(true);
556 deleteFile.setTitle(activity.getString(R.string.delete_x_file,UIHelper.getFileDescriptionString(activity, m)));
557 }
558 }
559 }
560
561 @Override
562 public boolean onContextItemSelected(MenuItem item) {
563 switch (item.getItemId()) {
564 case R.id.share_with:
565 shareWith(selectedMessage);
566 return true;
567 case R.id.copy_text:
568 copyText(selectedMessage);
569 return true;
570 case R.id.correct_message:
571 correctMessage(selectedMessage);
572 return true;
573 case R.id.send_again:
574 resendMessage(selectedMessage);
575 return true;
576 case R.id.copy_url:
577 copyUrl(selectedMessage);
578 return true;
579 case R.id.download_file:
580 downloadFile(selectedMessage);
581 return true;
582 case R.id.cancel_transmission:
583 cancelTransmission(selectedMessage);
584 return true;
585 case R.id.retry_decryption:
586 retryDecryption(selectedMessage);
587 return true;
588 case R.id.delete_file:
589 deleteFile(selectedMessage);
590 return true;
591 default:
592 return super.onContextItemSelected(item);
593 }
594 }
595
596 private void shareWith(Message message) {
597 Intent shareIntent = new Intent();
598 shareIntent.setAction(Intent.ACTION_SEND);
599 if (GeoHelper.isGeoUri(message.getBody())) {
600 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
601 shareIntent.setType("text/plain");
602 } else {
603 shareIntent.putExtra(Intent.EXTRA_STREAM,
604 activity.xmppConnectionService.getFileBackend()
605 .getJingleFileUri(message));
606 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
607 String mime = message.getMimeType();
608 if (mime == null) {
609 mime = "*/*";
610 }
611 shareIntent.setType(mime);
612 }
613 try {
614 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
615 } catch (ActivityNotFoundException e) {
616 //This should happen only on faulty androids because normally chooser is always available
617 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
618 }
619 }
620
621 private void copyText(Message message) {
622 if (activity.copyTextToClipboard(message.getMergedBody(),
623 R.string.message_text)) {
624 Toast.makeText(activity, R.string.message_copied_to_clipboard,
625 Toast.LENGTH_SHORT).show();
626 }
627 }
628
629 private void deleteFile(Message message) {
630 if (activity.xmppConnectionService.getFileBackend().deleteFile(message)) {
631 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
632 activity.updateConversationList();
633 updateMessages();
634 }
635 }
636
637 private void resendMessage(Message message) {
638 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
639 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
640 if (!file.exists()) {
641 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
642 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
643 activity.updateConversationList();
644 updateMessages();
645 return;
646 }
647 }
648 activity.xmppConnectionService.resendFailedMessages(message);
649 }
650
651 private void copyUrl(Message message) {
652 final String url;
653 final int resId;
654 if (GeoHelper.isGeoUri(message.getBody())) {
655 resId = R.string.location;
656 url = message.getBody();
657 } else if (message.hasFileOnRemoteHost()) {
658 resId = R.string.file_url;
659 url = message.getFileParams().url.toString();
660 } else {
661 url = message.getBody().trim();
662 resId = R.string.file_url;
663 }
664 if (activity.copyTextToClipboard(url, resId)) {
665 Toast.makeText(activity, R.string.url_copied_to_clipboard,
666 Toast.LENGTH_SHORT).show();
667 }
668 }
669
670 private void downloadFile(Message message) {
671 activity.xmppConnectionService.getHttpConnectionManager()
672 .createNewDownloadConnection(message,true);
673 }
674
675 private void cancelTransmission(Message message) {
676 Transferable transferable = message.getTransferable();
677 if (transferable != null) {
678 transferable.cancel();
679 } else {
680 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
681 }
682 }
683
684 private void retryDecryption(Message message) {
685 message.setEncryption(Message.ENCRYPTION_PGP);
686 activity.updateConversationList();
687 updateMessages();
688 conversation.getAccount().getPgpDecryptionService().decrypt(message, false);
689 }
690
691 protected void privateMessageWith(final Jid counterpart) {
692 this.mEditMessage.setText("");
693 this.conversation.setNextCounterpart(counterpart);
694 updateChatMsgHint();
695 updateSendButton();
696 }
697
698 private void correctMessage(Message message) {
699 while(message.mergeable(message.next())) {
700 message = message.next();
701 }
702 this.conversation.setCorrectingMessage(message);
703 this.mEditMessage.getEditableText().clear();
704 this.mEditMessage.getEditableText().append(message.getBody());
705
706 }
707
708 protected void highlightInConference(String nick) {
709 String oldString = mEditMessage.getText().toString().trim();
710 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
711 mEditMessage.getText().insert(0, nick + ": ");
712 } else {
713 if (mEditMessage.getText().charAt(
714 mEditMessage.getSelectionStart() - 1) != ' ') {
715 nick = " " + nick;
716 }
717 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
718 nick + " ");
719 }
720 }
721
722 @Override
723 public void onStop() {
724 super.onStop();
725 if (this.conversation != null) {
726 final String msg = mEditMessage.getText().toString();
727 this.conversation.setNextMessage(msg);
728 updateChatState(this.conversation, msg);
729 }
730 }
731
732 private void updateChatState(final Conversation conversation, final String msg) {
733 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
734 Account.State status = conversation.getAccount().getStatus();
735 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
736 activity.xmppConnectionService.sendChatState(conversation);
737 }
738 }
739
740 public void reInit(Conversation conversation) {
741 if (conversation == null) {
742 return;
743 }
744 this.activity = (ConversationActivity) getActivity();
745 setupIme();
746 if (this.conversation != null) {
747 final String msg = mEditMessage.getText().toString();
748 this.conversation.setNextMessage(msg);
749 if (this.conversation != conversation) {
750 updateChatState(this.conversation, msg);
751 }
752 this.conversation.trim();
753 }
754
755 this.conversation = conversation;
756 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
757 this.mEditMessage.setEnabled(canWrite);
758 this.mSendButton.setEnabled(canWrite);
759 this.mEditMessage.setKeyboardListener(null);
760 this.mEditMessage.setText("");
761 this.mEditMessage.append(this.conversation.getNextMessage());
762 this.mEditMessage.setKeyboardListener(this);
763 messageListAdapter.updatePreferences();
764 this.messagesView.setAdapter(messageListAdapter);
765 updateMessages();
766 this.messagesLoaded = true;
767 synchronized (this.messageList) {
768 final Message first = conversation.getFirstUnreadMessage();
769 final int bottom = Math.max(0, this.messageList.size() - 1);
770 final int pos;
771 if (first == null) {
772 pos = bottom;
773 } else {
774 int i = getIndexOf(first.getUuid(), this.messageList);
775 pos = i < 0 ? bottom : i;
776 }
777 messagesView.setSelection(pos);
778 }
779 }
780
781 private OnClickListener mEnableAccountListener = new OnClickListener() {
782 @Override
783 public void onClick(View v) {
784 final Account account = conversation == null ? null : conversation.getAccount();
785 if (account != null) {
786 account.setOption(Account.OPTION_DISABLED, false);
787 activity.xmppConnectionService.updateAccount(account);
788 }
789 }
790 };
791
792 private OnClickListener mUnblockClickListener = new OnClickListener() {
793 @Override
794 public void onClick(final View v) {
795 v.post(new Runnable() {
796 @Override
797 public void run() {
798 v.setVisibility(View.INVISIBLE);
799 }
800 });
801 if (conversation.isDomainBlocked()) {
802 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
803 } else {
804 activity.unblockConversation(conversation);
805 }
806 }
807 };
808
809 private OnClickListener mAddBackClickListener = new OnClickListener() {
810
811 @Override
812 public void onClick(View v) {
813 final Contact contact = conversation == null ? null : conversation.getContact();
814 if (contact != null) {
815 activity.xmppConnectionService.createContact(contact);
816 activity.switchToContactDetails(contact);
817 }
818 }
819 };
820
821 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
822 @Override
823 public void onClick(View view) {
824 Intent intent = new Intent(activity, VerifyOTRActivity.class);
825 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
826 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
827 intent.putExtra(VerifyOTRActivity.EXTRA_ACCOUNT, conversation.getAccount().getJid().toBareJid().toString());
828 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
829 startActivity(intent);
830 }
831 };
832
833 private void updateSnackBar(final Conversation conversation) {
834 final Account account = conversation.getAccount();
835 final Contact contact = conversation.getContact();
836 final int mode = conversation.getMode();
837 if (account.getStatus() == Account.State.DISABLED) {
838 showSnackbar(R.string.this_account_is_disabled, R.string.enable, this.mEnableAccountListener);
839 } else if (conversation.isBlocked()) {
840 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
841 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
842 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
843 } else if (mode == Conversation.MODE_MULTI
844 && !conversation.getMucOptions().online()
845 && account.getStatus() == Account.State.ONLINE) {
846 switch (conversation.getMucOptions().getError()) {
847 case NICK_IN_USE:
848 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
849 break;
850 case NO_RESPONSE:
851 showSnackbar(R.string.joining_conference, 0, null);
852 break;
853 case PASSWORD_REQUIRED:
854 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
855 break;
856 case BANNED:
857 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
858 break;
859 case MEMBERS_ONLY:
860 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
861 break;
862 case KICKED:
863 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
864 break;
865 case UNKNOWN:
866 showSnackbar(R.string.conference_unknown_error, R.string.join, joinMuc);
867 break;
868 case SHUTDOWN:
869 showSnackbar(R.string.conference_shutdown, R.string.join, joinMuc);
870 break;
871 default:
872 break;
873 }
874 } else if (account.hasPendingPgpIntent(conversation)) {
875 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
876 } else if (mode == Conversation.MODE_SINGLE
877 && conversation.smpRequested()) {
878 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
879 } else if (mode == Conversation.MODE_SINGLE
880 && conversation.hasValidOtrSession()
881 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
882 && (!conversation.isOtrFingerprintVerified())) {
883 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
884 } else {
885 hideSnackbar();
886 }
887 }
888
889 public void updateMessages() {
890 synchronized (this.messageList) {
891 if (getView() == null) {
892 return;
893 }
894 final ConversationActivity activity = (ConversationActivity) getActivity();
895 if (this.conversation != null) {
896 conversation.populateWithMessages(ConversationFragment.this.messageList);
897 updateSnackBar(conversation);
898 updateStatusMessages();
899 this.messageListAdapter.notifyDataSetChanged();
900 updateChatMsgHint();
901 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
902 activity.sendReadMarkerIfNecessary(conversation);
903 }
904 this.updateSendButton();
905 }
906 }
907 }
908
909 protected void messageSent() {
910 mEditMessage.setText("");
911 updateChatMsgHint();
912 new Handler().post(new Runnable() {
913 @Override
914 public void run() {
915 int size = messageList.size();
916 messagesView.setSelection(size - 1);
917 }
918 });
919 }
920
921 public void setFocusOnInputField() {
922 mEditMessage.requestFocus();
923 }
924
925 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
926
927 private int getSendButtonImageResource(SendButtonAction action, Presence.Status status) {
928 switch (action) {
929 case TEXT:
930 switch (status) {
931 case CHAT:
932 case ONLINE:
933 return R.drawable.ic_send_text_online;
934 case AWAY:
935 return R.drawable.ic_send_text_away;
936 case XA:
937 case DND:
938 return R.drawable.ic_send_text_dnd;
939 default:
940 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
941 }
942 case TAKE_PHOTO:
943 switch (status) {
944 case CHAT:
945 case ONLINE:
946 return R.drawable.ic_send_photo_online;
947 case AWAY:
948 return R.drawable.ic_send_photo_away;
949 case XA:
950 case DND:
951 return R.drawable.ic_send_photo_dnd;
952 default:
953 return activity.getThemeResource(R.attr.ic_send_photo_offline, R.drawable.ic_send_photo_offline);
954 }
955 case RECORD_VOICE:
956 switch (status) {
957 case CHAT:
958 case ONLINE:
959 return R.drawable.ic_send_voice_online;
960 case AWAY:
961 return R.drawable.ic_send_voice_away;
962 case XA:
963 case DND:
964 return R.drawable.ic_send_voice_dnd;
965 default:
966 return activity.getThemeResource(R.attr.ic_send_voice_offline, R.drawable.ic_send_voice_offline);
967 }
968 case SEND_LOCATION:
969 switch (status) {
970 case CHAT:
971 case ONLINE:
972 return R.drawable.ic_send_location_online;
973 case AWAY:
974 return R.drawable.ic_send_location_away;
975 case XA:
976 case DND:
977 return R.drawable.ic_send_location_dnd;
978 default:
979 return activity.getThemeResource(R.attr.ic_send_location_offline, R.drawable.ic_send_location_offline);
980 }
981 case CANCEL:
982 switch (status) {
983 case CHAT:
984 case ONLINE:
985 return R.drawable.ic_send_cancel_online;
986 case AWAY:
987 return R.drawable.ic_send_cancel_away;
988 case XA:
989 case DND:
990 return R.drawable.ic_send_cancel_dnd;
991 default:
992 return activity.getThemeResource(R.attr.ic_send_cancel_offline, R.drawable.ic_send_cancel_offline);
993 }
994 case CHOOSE_PICTURE:
995 switch (status) {
996 case CHAT:
997 case ONLINE:
998 return R.drawable.ic_send_picture_online;
999 case AWAY:
1000 return R.drawable.ic_send_picture_away;
1001 case XA:
1002 case DND:
1003 return R.drawable.ic_send_picture_dnd;
1004 default:
1005 return activity.getThemeResource(R.attr.ic_send_picture_offline, R.drawable.ic_send_picture_offline);
1006 }
1007 }
1008 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
1009 }
1010
1011 public void updateSendButton() {
1012 final Conversation c = this.conversation;
1013 final SendButtonAction action;
1014 final Presence.Status status;
1015 final String text = this.mEditMessage == null ? "" : this.mEditMessage.getText().toString();
1016 final boolean empty = text.length() == 0;
1017 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
1018 if (c.getCorrectingMessage() != null && (empty || text.equals(c.getCorrectingMessage().getBody()))) {
1019 action = SendButtonAction.CANCEL;
1020 } else if (conference && !c.getAccount().httpUploadAvailable()) {
1021 if (empty && c.getNextCounterpart() != null) {
1022 action = SendButtonAction.CANCEL;
1023 } else {
1024 action = SendButtonAction.TEXT;
1025 }
1026 } else {
1027 if (empty) {
1028 if (conference && c.getNextCounterpart() != null) {
1029 action = SendButtonAction.CANCEL;
1030 } else {
1031 String setting = activity.getPreferences().getString("quick_action", "recent");
1032 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
1033 setting = "location";
1034 } else if (setting.equals("recent")) {
1035 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
1036 }
1037 switch (setting) {
1038 case "photo":
1039 action = SendButtonAction.TAKE_PHOTO;
1040 break;
1041 case "location":
1042 action = SendButtonAction.SEND_LOCATION;
1043 break;
1044 case "voice":
1045 action = SendButtonAction.RECORD_VOICE;
1046 break;
1047 case "picture":
1048 action = SendButtonAction.CHOOSE_PICTURE;
1049 break;
1050 default:
1051 action = SendButtonAction.TEXT;
1052 break;
1053 }
1054 }
1055 } else {
1056 action = SendButtonAction.TEXT;
1057 }
1058 }
1059 if (activity.useSendButtonToIndicateStatus() && c != null
1060 && c.getAccount().getStatus() == Account.State.ONLINE) {
1061 if (c.getMode() == Conversation.MODE_SINGLE) {
1062 status = c.getContact().getShownStatus();
1063 } else {
1064 status = c.getMucOptions().online() ? Presence.Status.ONLINE : Presence.Status.OFFLINE;
1065 }
1066 } else {
1067 status = Presence.Status.OFFLINE;
1068 }
1069 this.mSendButton.setTag(action);
1070 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1071 }
1072
1073 protected void updateStatusMessages() {
1074 synchronized (this.messageList) {
1075 if (showLoadMoreMessages(conversation)) {
1076 this.messageList.add(0, Message.createLoadMoreMessage(conversation));
1077 }
1078 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1079 ChatState state = conversation.getIncomingChatState();
1080 if (state == ChatState.COMPOSING) {
1081 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1082 } else if (state == ChatState.PAUSED) {
1083 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1084 } else {
1085 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1086 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1087 return;
1088 } else {
1089 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1090 this.messageList.add(i + 1,
1091 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1092 return;
1093 }
1094 }
1095 }
1096 }
1097 }
1098 }
1099 }
1100
1101 private boolean showLoadMoreMessages(final Conversation c) {
1102 final boolean mam = hasMamSupport(c);
1103 final MessageArchiveService service = activity.xmppConnectionService.getMessageArchiveService();
1104 return mam && (c.getLastClearHistory() != 0 || (c.countMessages() == 0 && c.hasMessagesLeftOnServer() && !service.queryInProgress(c)));
1105 }
1106
1107 private boolean hasMamSupport(final Conversation c) {
1108 if (c.getMode() == Conversation.MODE_SINGLE) {
1109 final XmppConnection connection = c.getAccount().getXmppConnection();
1110 return connection != null && connection.getFeatures().mam();
1111 } else {
1112 return c.getMucOptions().mamSupport();
1113 }
1114 }
1115
1116 protected void showSnackbar(final int message, final int action, final OnClickListener clickListener) {
1117 snackbar.setVisibility(View.VISIBLE);
1118 snackbar.setOnClickListener(null);
1119 snackbarMessage.setText(message);
1120 snackbarMessage.setOnClickListener(null);
1121 snackbarAction.setVisibility(clickListener == null ? View.GONE : View.VISIBLE);
1122 if (action != 0) {
1123 snackbarAction.setText(action);
1124 }
1125 snackbarAction.setOnClickListener(clickListener);
1126 }
1127
1128 protected void hideSnackbar() {
1129 snackbar.setVisibility(View.GONE);
1130 }
1131
1132 protected void sendPlainTextMessage(Message message) {
1133 ConversationActivity activity = (ConversationActivity) getActivity();
1134 activity.xmppConnectionService.sendMessage(message);
1135 messageSent();
1136 }
1137
1138 protected void sendPgpMessage(final Message message) {
1139 final ConversationActivity activity = (ConversationActivity) getActivity();
1140 final XmppConnectionService xmppService = activity.xmppConnectionService;
1141 final Contact contact = message.getConversation().getContact();
1142 if (!activity.hasPgp()) {
1143 activity.showInstallPgpDialog();
1144 return;
1145 }
1146 if (conversation.getAccount().getPgpSignature() == null) {
1147 activity.announcePgp(conversation.getAccount(), conversation, activity.onOpenPGPKeyPublished);
1148 return;
1149 }
1150 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1151 if (contact.getPgpKeyId() != 0) {
1152 xmppService.getPgpEngine().hasKey(contact,
1153 new UiCallback<Contact>() {
1154
1155 @Override
1156 public void userInputRequried(PendingIntent pi,
1157 Contact contact) {
1158 activity.runIntent(
1159 pi,
1160 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1161 }
1162
1163 @Override
1164 public void success(Contact contact) {
1165 activity.encryptTextMessage(message);
1166 }
1167
1168 @Override
1169 public void error(int error, Contact contact) {
1170 activity.runOnUiThread(new Runnable() {
1171 @Override
1172 public void run() {
1173 Toast.makeText(activity,
1174 R.string.unable_to_connect_to_keychain,
1175 Toast.LENGTH_SHORT
1176 ).show();
1177 }
1178 });
1179 }
1180 });
1181
1182 } else {
1183 showNoPGPKeyDialog(false,
1184 new DialogInterface.OnClickListener() {
1185
1186 @Override
1187 public void onClick(DialogInterface dialog,
1188 int which) {
1189 conversation
1190 .setNextEncryption(Message.ENCRYPTION_NONE);
1191 xmppService.databaseBackend
1192 .updateConversation(conversation);
1193 message.setEncryption(Message.ENCRYPTION_NONE);
1194 xmppService.sendMessage(message);
1195 messageSent();
1196 }
1197 });
1198 }
1199 } else {
1200 if (conversation.getMucOptions().pgpKeysInUse()) {
1201 if (!conversation.getMucOptions().everybodyHasKeys()) {
1202 Toast warning = Toast
1203 .makeText(getActivity(),
1204 R.string.missing_public_keys,
1205 Toast.LENGTH_LONG);
1206 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1207 warning.show();
1208 }
1209 activity.encryptTextMessage(message);
1210 } else {
1211 showNoPGPKeyDialog(true,
1212 new DialogInterface.OnClickListener() {
1213
1214 @Override
1215 public void onClick(DialogInterface dialog,
1216 int which) {
1217 conversation
1218 .setNextEncryption(Message.ENCRYPTION_NONE);
1219 message.setEncryption(Message.ENCRYPTION_NONE);
1220 xmppService.databaseBackend
1221 .updateConversation(conversation);
1222 xmppService.sendMessage(message);
1223 messageSent();
1224 }
1225 });
1226 }
1227 }
1228 }
1229
1230 public void showNoPGPKeyDialog(boolean plural,
1231 DialogInterface.OnClickListener listener) {
1232 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1233 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1234 if (plural) {
1235 builder.setTitle(getString(R.string.no_pgp_keys));
1236 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1237 } else {
1238 builder.setTitle(getString(R.string.no_pgp_key));
1239 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1240 }
1241 builder.setNegativeButton(getString(R.string.cancel), null);
1242 builder.setPositiveButton(getString(R.string.send_unencrypted),
1243 listener);
1244 builder.create().show();
1245 }
1246
1247 protected void sendAxolotlMessage(final Message message) {
1248 final ConversationActivity activity = (ConversationActivity) getActivity();
1249 final XmppConnectionService xmppService = activity.xmppConnectionService;
1250 xmppService.sendMessage(message);
1251 messageSent();
1252 }
1253
1254 protected void sendOtrMessage(final Message message) {
1255 final ConversationActivity activity = (ConversationActivity) getActivity();
1256 final XmppConnectionService xmppService = activity.xmppConnectionService;
1257 activity.selectPresence(message.getConversation(),
1258 new OnPresenceSelected() {
1259
1260 @Override
1261 public void onPresenceSelected() {
1262 message.setCounterpart(conversation.getNextCounterpart());
1263 xmppService.sendMessage(message);
1264 messageSent();
1265 }
1266 });
1267 }
1268
1269 public void appendText(String text) {
1270 if (text == null) {
1271 return;
1272 }
1273 String previous = this.mEditMessage.getText().toString();
1274 if (previous.length() != 0 && !previous.endsWith(" ")) {
1275 text = " " + text;
1276 }
1277 this.mEditMessage.append(text);
1278 }
1279
1280 @Override
1281 public boolean onEnterPressed() {
1282 if (activity.enterIsSend()) {
1283 sendMessage();
1284 return true;
1285 } else {
1286 return false;
1287 }
1288 }
1289
1290 @Override
1291 public void onTypingStarted() {
1292 Account.State status = conversation.getAccount().getStatus();
1293 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1294 activity.xmppConnectionService.sendChatState(conversation);
1295 }
1296 activity.hideConversationsOverview();
1297 updateSendButton();
1298 }
1299
1300 @Override
1301 public void onTypingStopped() {
1302 Account.State status = conversation.getAccount().getStatus();
1303 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1304 activity.xmppConnectionService.sendChatState(conversation);
1305 }
1306 }
1307
1308 @Override
1309 public void onTextDeleted() {
1310 Account.State status = conversation.getAccount().getStatus();
1311 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1312 activity.xmppConnectionService.sendChatState(conversation);
1313 }
1314 updateSendButton();
1315 }
1316
1317 @Override
1318 public void onTextChanged() {
1319 if (conversation != null && conversation.getCorrectingMessage() != null) {
1320 updateSendButton();
1321 }
1322 }
1323
1324 private int completionIndex = 0;
1325 private int lastCompletionLength = 0;
1326 private String incomplete;
1327 private int lastCompletionCursor;
1328 private boolean firstWord = false;
1329
1330 @Override
1331 public boolean onTabPressed(boolean repeated) {
1332 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1333 return false;
1334 }
1335 if (repeated) {
1336 completionIndex++;
1337 } else {
1338 lastCompletionLength = 0;
1339 completionIndex = 0;
1340 final String content = mEditMessage.getText().toString();
1341 lastCompletionCursor = mEditMessage.getSelectionEnd();
1342 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1343 firstWord = start == 0;
1344 incomplete = content.substring(start,lastCompletionCursor);
1345 }
1346 List<String> completions = new ArrayList<>();
1347 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1348 String name = user.getName();
1349 if (name != null && name.startsWith(incomplete)) {
1350 completions.add(name+(firstWord ? ": " : " "));
1351 }
1352 }
1353 Collections.sort(completions);
1354 if (completions.size() > completionIndex) {
1355 String completion = completions.get(completionIndex).substring(incomplete.length());
1356 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1357 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1358 lastCompletionLength = completion.length();
1359 } else {
1360 completionIndex = -1;
1361 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1362 lastCompletionLength = 0;
1363 }
1364 return true;
1365 }
1366
1367 @Override
1368 public void onActivityResult(int requestCode, int resultCode,
1369 final Intent data) {
1370 if (resultCode == Activity.RESULT_OK) {
1371 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1372 activity.getSelectedConversation().getAccount().getPgpDecryptionService().continueDecryption(true);
1373 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1374 final String body = mEditMessage.getText().toString();
1375 Message message = new Message(conversation, body, conversation.getNextEncryption());
1376 sendAxolotlMessage(message);
1377 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1378 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1379 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1380 }
1381 }
1382 }
1383
1384}