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.support.annotation.Nullable;
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.services.MessageArchiveService;
57import eu.siacs.conversations.services.XmppConnectionService;
58import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
59import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
60import eu.siacs.conversations.ui.adapter.MessageAdapter;
61import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
62import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
63import eu.siacs.conversations.utils.GeoHelper;
64import eu.siacs.conversations.utils.UIHelper;
65import eu.siacs.conversations.xmpp.XmppConnection;
66import eu.siacs.conversations.xmpp.chatstate.ChatState;
67import eu.siacs.conversations.xmpp.jid.Jid;
68
69public class ConversationFragment extends Fragment implements EditMessage.KeyboardListener {
70
71 protected Conversation conversation;
72 private OnClickListener leaveMuc = new OnClickListener() {
73
74 @Override
75 public void onClick(View v) {
76 activity.endConversation(conversation);
77 }
78 };
79 private OnClickListener joinMuc = new OnClickListener() {
80
81 @Override
82 public void onClick(View v) {
83 activity.xmppConnectionService.joinMuc(conversation);
84 }
85 };
86 private OnClickListener enterPassword = new OnClickListener() {
87
88 @Override
89 public void onClick(View v) {
90 MucOptions muc = conversation.getMucOptions();
91 String password = muc.getPassword();
92 if (password == null) {
93 password = "";
94 }
95 activity.quickPasswordEdit(password, new OnValueEdited() {
96
97 @Override
98 public void onValueEdited(String value) {
99 activity.xmppConnectionService.providePasswordForMuc(
100 conversation, value);
101 }
102 });
103 }
104 };
105 protected ListView messagesView;
106 final protected List<Message> messageList = new ArrayList<>();
107 protected MessageAdapter messageListAdapter;
108 private EditMessage mEditMessage;
109 private ImageButton mSendButton;
110 private RelativeLayout snackbar;
111 private TextView snackbarMessage;
112 private TextView snackbarAction;
113 private boolean messagesLoaded = true;
114 private Toast messageLoaderToast;
115
116 private OnScrollListener mOnScrollListener = new OnScrollListener() {
117
118 @Override
119 public void onScrollStateChanged(AbsListView view, int scrollState) {
120 // TODO Auto-generated method stub
121
122 }
123
124 private int getIndexOf(String uuid, List<Message> messages) {
125 if (uuid == null) {
126 return messages.size() - 1;
127 }
128 for(int i = 0; i < messages.size(); ++i) {
129 if (uuid.equals(messages.get(i).getUuid())) {
130 return i;
131 } else {
132 Message next = messages.get(i);
133 while(next != null && next.wasMergedIntoPrevious()) {
134 if (uuid.equals(next.getUuid())) {
135 return i;
136 }
137 next = next.next();
138 }
139
140 }
141 }
142 return 0;
143 }
144
145 @Override
146 public void onScroll(AbsListView view, int firstVisibleItem,
147 int visibleItemCount, int totalItemCount) {
148 synchronized (ConversationFragment.this.messageList) {
149 if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
150 long timestamp;
151 if (messageList.get(0).getType() == Message.TYPE_STATUS && messageList.size() >= 2) {
152 timestamp = messageList.get(1).getTimeSent();
153 } else {
154 timestamp = messageList.get(0).getTimeSent();
155 }
156 messagesLoaded = false;
157 activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
158 @Override
159 public void onMoreMessagesLoaded(final int c, Conversation conversation) {
160 if (ConversationFragment.this.conversation != conversation) {
161 return;
162 }
163 activity.runOnUiThread(new Runnable() {
164 @Override
165 public void run() {
166 final int oldPosition = messagesView.getFirstVisiblePosition();
167 final Message message;
168 if (oldPosition < messageList.size()) {
169 message = messageList.get(oldPosition);
170 } else {
171 message = null;
172 }
173 String uuid = message != null ? message.getUuid() : null;
174 View v = messagesView.getChildAt(0);
175 final int pxOffset = (v == null) ? 0 : v.getTop();
176 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
177 updateStatusMessages();
178 messageListAdapter.notifyDataSetChanged();
179 int pos = getIndexOf(uuid,messageList);
180 messagesView.setSelectionFromTop(pos, pxOffset);
181 messagesLoaded = true;
182 if (messageLoaderToast != null) {
183 messageLoaderToast.cancel();
184 }
185 }
186 });
187 }
188
189 @Override
190 public void informUser(final int resId) {
191
192 activity.runOnUiThread(new Runnable() {
193 @Override
194 public void run() {
195 if (messageLoaderToast != null) {
196 messageLoaderToast.cancel();
197 }
198 if (ConversationFragment.this.conversation != conversation) {
199 return;
200 }
201 messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
202 messageLoaderToast.show();
203 }
204 });
205
206 }
207 });
208
209 }
210 }
211 }
212 };
213 private final int KEYCHAIN_UNLOCK_NOT_REQUIRED = 0;
214 private final int KEYCHAIN_UNLOCK_REQUIRED = 1;
215 private final int KEYCHAIN_UNLOCK_PENDING = 2;
216 private int keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
217 protected OnClickListener clickToDecryptListener = new OnClickListener() {
218
219 @Override
220 public void onClick(View v) {
221 if (keychainUnlock == KEYCHAIN_UNLOCK_REQUIRED
222 && activity.hasPgp() && !conversation.getAccount().getPgpDecryptionService().isRunning()) {
223 keychainUnlock = KEYCHAIN_UNLOCK_PENDING;
224 updateSnackBar(conversation);
225 Message message = getLastPgpDecryptableMessage();
226 if (message != null) {
227 activity.xmppConnectionService.getPgpEngine().decrypt(message, new UiCallback<Message>() {
228 @Override
229 public void success(Message object) {
230 conversation.getAccount().getPgpDecryptionService().onKeychainUnlocked();
231 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
232 }
233
234 @Override
235 public void error(int errorCode, Message object) {
236 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
237 }
238
239 @Override
240 public void userInputRequried(PendingIntent pi, Message object) {
241 try {
242 activity.startIntentSenderForResult(pi.getIntentSender(),
243 ConversationActivity.REQUEST_DECRYPT_PGP, null, 0, 0, 0);
244 } catch (SendIntentException e) {
245 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
246 updatePgpMessages();
247 }
248 }
249 });
250 }
251 } else {
252 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
253 updatePgpMessages();
254 }
255 }
256 };
257 protected OnClickListener clickToVerify = new OnClickListener() {
258
259 @Override
260 public void onClick(View v) {
261 activity.verifyOtrSessionDialog(conversation, v);
262 }
263 };
264 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
265
266 @Override
267 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
268 if (actionId == EditorInfo.IME_ACTION_SEND) {
269 InputMethodManager imm = (InputMethodManager) v.getContext()
270 .getSystemService(Context.INPUT_METHOD_SERVICE);
271 if (imm.isFullscreenMode()) {
272 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
273 }
274 sendMessage();
275 return true;
276 } else {
277 return false;
278 }
279 }
280 };
281 private OnClickListener mSendButtonListener = new OnClickListener() {
282
283 @Override
284 public void onClick(View v) {
285 Object tag = v.getTag();
286 if (tag instanceof SendButtonAction) {
287 SendButtonAction action = (SendButtonAction) tag;
288 switch (action) {
289 case TAKE_PHOTO:
290 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
291 break;
292 case SEND_LOCATION:
293 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
294 break;
295 case RECORD_VOICE:
296 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
297 break;
298 case CHOOSE_PICTURE:
299 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
300 break;
301 case CANCEL:
302 if (conversation != null) {
303 if (conversation.getCorrectingMessage() != null) {
304 conversation.setCorrectingMessage(null);
305 mEditMessage.getEditableText().clear();
306 }
307 if (conversation.getMode() == Conversation.MODE_MULTI) {
308 conversation.setNextCounterpart(null);
309 }
310 updateChatMsgHint();
311 updateSendButton();
312 }
313 break;
314 default:
315 sendMessage();
316 }
317 } else {
318 sendMessage();
319 }
320 }
321 };
322 private OnClickListener clickToMuc = new OnClickListener() {
323
324 @Override
325 public void onClick(View v) {
326 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
327 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
328 intent.putExtra("uuid", conversation.getUuid());
329 startActivity(intent);
330 }
331 };
332 private ConversationActivity activity;
333 private Message selectedMessage;
334
335 public void setMessagesLoaded() {
336 this.messagesLoaded = true;
337 }
338
339 private void sendMessage() {
340 final String body = mEditMessage.getText().toString();
341 if (body.length() == 0 || this.conversation == null) {
342 return;
343 }
344 final Message message;
345 if (conversation.getCorrectingMessage() == null) {
346 message = new Message(conversation, body, conversation.getNextEncryption());
347 if (conversation.getMode() == Conversation.MODE_MULTI) {
348 if (conversation.getNextCounterpart() != null) {
349 message.setCounterpart(conversation.getNextCounterpart());
350 message.setType(Message.TYPE_PRIVATE);
351 }
352 }
353 } else {
354 message = conversation.getCorrectingMessage();
355 message.setBody(body);
356 message.setEdited(message.getUuid());
357 message.setUuid(UUID.randomUUID().toString());
358 conversation.setCorrectingMessage(null);
359 }
360 switch (conversation.getNextEncryption()) {
361 case Message.ENCRYPTION_OTR:
362 sendOtrMessage(message);
363 break;
364 case Message.ENCRYPTION_PGP:
365 sendPgpMessage(message);
366 break;
367 case Message.ENCRYPTION_AXOLOTL:
368 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
369 sendAxolotlMessage(message);
370 }
371 break;
372 default:
373 sendPlainTextMessage(message);
374 }
375 }
376
377 public void updateChatMsgHint() {
378 final boolean multi = conversation.getMode() == Conversation.MODE_MULTI;
379 if (conversation.getCorrectingMessage() != null) {
380 this.mEditMessage.setHint(R.string.send_corrected_message);
381 } else if (multi && conversation.getNextCounterpart() != null) {
382 this.mEditMessage.setHint(getString(
383 R.string.send_private_message_to,
384 conversation.getNextCounterpart().getResourcepart()));
385 } else if (multi && !conversation.getMucOptions().participating()) {
386 this.mEditMessage.setHint(R.string.you_are_not_participating);
387 } else {
388 switch (conversation.getNextEncryption()) {
389 case Message.ENCRYPTION_NONE:
390 mEditMessage
391 .setHint(getString(R.string.send_unencrypted_message));
392 break;
393 case Message.ENCRYPTION_OTR:
394 mEditMessage.setHint(getString(R.string.send_otr_message));
395 break;
396 case Message.ENCRYPTION_AXOLOTL:
397 AxolotlService axolotlService = conversation.getAccount().getAxolotlService();
398 if (axolotlService != null && axolotlService.trustedSessionVerified(conversation)) {
399 mEditMessage.setHint(getString(R.string.send_omemo_x509_message));
400 } else {
401 mEditMessage.setHint(getString(R.string.send_omemo_message));
402 }
403 break;
404 case Message.ENCRYPTION_PGP:
405 mEditMessage.setHint(getString(R.string.send_pgp_message));
406 break;
407 default:
408 break;
409 }
410 getActivity().invalidateOptionsMenu();
411 }
412 }
413
414 public void setupIme() {
415 if (activity == null) {
416 return;
417 } else if (activity.usingEnterKey() && activity.enterIsSend()) {
418 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_FLAG_MULTI_LINE));
419 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
420 } else if (activity.usingEnterKey()) {
421 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
422 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
423 } else {
424 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
425 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
426 }
427 }
428
429 @Override
430 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
431 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
432 view.setOnClickListener(null);
433 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
434 mEditMessage.setOnClickListener(new OnClickListener() {
435
436 @Override
437 public void onClick(View v) {
438 if (activity != null) {
439 activity.hideConversationsOverview();
440 }
441 }
442 });
443 mEditMessage.setOnEditorActionListener(mEditorActionListener);
444
445 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
446 mSendButton.setOnClickListener(this.mSendButtonListener);
447
448 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
449 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
450 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
451
452 messagesView = (ListView) view.findViewById(R.id.messages_view);
453 messagesView.setOnScrollListener(mOnScrollListener);
454 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
455 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
456 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
457
458 @Override
459 public void onContactPictureClicked(Message message) {
460 if (message.getStatus() <= Message.STATUS_RECEIVED) {
461 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
462 if (message.getCounterpart() != null) {
463 String user = message.getCounterpart().isBareJid() ? message.getCounterpart().toString() : message.getCounterpart().getResourcepart();
464 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
465 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user),Toast.LENGTH_SHORT).show();
466 }
467 highlightInConference(user);
468 }
469 } else {
470 activity.switchToContactDetails(message.getContact(), message.getAxolotlFingerprint());
471 }
472 } else {
473 Account account = message.getConversation().getAccount();
474 Intent intent = new Intent(activity, EditAccountActivity.class);
475 intent.putExtra("jid", account.getJid().toBareJid().toString());
476 intent.putExtra("fingerprint", message.getAxolotlFingerprint());
477 startActivity(intent);
478 }
479 }
480 });
481 messageListAdapter
482 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
483
484 @Override
485 public void onContactPictureLongClicked(Message message) {
486 if (message.getStatus() <= Message.STATUS_RECEIVED) {
487 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
488 if (message.getCounterpart() != null) {
489 String user = message.getCounterpart().getResourcepart();
490 if (user != null) {
491 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
492 privateMessageWith(message.getCounterpart());
493 } else {
494 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user), Toast.LENGTH_SHORT).show();
495 }
496 }
497 }
498 }
499 } else {
500 activity.showQrCode();
501 }
502 }
503 });
504 messagesView.setAdapter(messageListAdapter);
505
506 registerForContextMenu(messagesView);
507
508 return view;
509 }
510
511 @Override
512 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
513 synchronized (this.messageList) {
514 super.onCreateContextMenu(menu, v, menuInfo);
515 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
516 this.selectedMessage = this.messageList.get(acmi.position);
517 populateContextMenu(menu);
518 }
519 }
520
521 private void populateContextMenu(ContextMenu menu) {
522 final Message m = this.selectedMessage;
523 Message relevantForCorrection = m;
524 while(relevantForCorrection.mergeable(relevantForCorrection.next())) {
525 relevantForCorrection = relevantForCorrection.next();
526 }
527 if (m.getType() != Message.TYPE_STATUS) {
528 activity.getMenuInflater().inflate(R.menu.message_context, menu);
529 menu.setHeaderTitle(R.string.message_options);
530 MenuItem copyText = menu.findItem(R.id.copy_text);
531 MenuItem retryDecryption = menu.findItem(R.id.retry_decryption);
532 MenuItem correctMessage = menu.findItem(R.id.correct_message);
533 MenuItem shareWith = menu.findItem(R.id.share_with);
534 MenuItem sendAgain = menu.findItem(R.id.send_again);
535 MenuItem copyUrl = menu.findItem(R.id.copy_url);
536 MenuItem downloadFile = menu.findItem(R.id.download_file);
537 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
538 if ((m.getType() == Message.TYPE_TEXT || m.getType() == Message.TYPE_PRIVATE)
539 && m.getTransferable() == null
540 && !GeoHelper.isGeoUri(m.getBody())
541 && m.treatAsDownloadable() != Message.Decision.MUST) {
542 copyText.setVisible(true);
543 }
544 if (m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
545 retryDecryption.setVisible(true);
546 }
547 if (relevantForCorrection.getType() == Message.TYPE_TEXT
548 && relevantForCorrection.isLastCorrectableMessage()) {
549 correctMessage.setVisible(true);
550 }
551 if ((m.getType() != Message.TYPE_TEXT
552 && m.getType() != Message.TYPE_PRIVATE
553 && m.getTransferable() == null)
554 || (GeoHelper.isGeoUri(m.getBody()))) {
555 shareWith.setVisible(true);
556 }
557 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
558 sendAgain.setVisible(true);
559 }
560 if (m.hasFileOnRemoteHost()
561 || GeoHelper.isGeoUri(m.getBody())
562 || m.treatAsDownloadable() == Message.Decision.MUST) {
563 copyUrl.setVisible(true);
564 }
565 if ((m.getType() == Message.TYPE_TEXT && m.getTransferable() == null && m.treatAsDownloadable() != Message.Decision.NEVER)
566 || (m.isFileOrImage() && m.getTransferable() instanceof TransferablePlaceholder && m.hasFileOnRemoteHost())){
567 downloadFile.setVisible(true);
568 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
569 }
570 if ((m.getTransferable() != null && !(m.getTransferable() instanceof TransferablePlaceholder))
571 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
572 || m.getStatus() == Message.STATUS_OFFERED))) {
573 cancelTransmission.setVisible(true);
574 }
575 }
576 }
577
578 @Override
579 public boolean onContextItemSelected(MenuItem item) {
580 switch (item.getItemId()) {
581 case R.id.share_with:
582 shareWith(selectedMessage);
583 return true;
584 case R.id.copy_text:
585 copyText(selectedMessage);
586 return true;
587 case R.id.correct_message:
588 correctMessage(selectedMessage);
589 return true;
590 case R.id.send_again:
591 resendMessage(selectedMessage);
592 return true;
593 case R.id.copy_url:
594 copyUrl(selectedMessage);
595 return true;
596 case R.id.download_file:
597 downloadFile(selectedMessage);
598 return true;
599 case R.id.cancel_transmission:
600 cancelTransmission(selectedMessage);
601 return true;
602 case R.id.retry_decryption:
603 retryDecryption(selectedMessage);
604 return true;
605 default:
606 return super.onContextItemSelected(item);
607 }
608 }
609
610 private void shareWith(Message message) {
611 Intent shareIntent = new Intent();
612 shareIntent.setAction(Intent.ACTION_SEND);
613 if (GeoHelper.isGeoUri(message.getBody())) {
614 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
615 shareIntent.setType("text/plain");
616 } else {
617 shareIntent.putExtra(Intent.EXTRA_STREAM,
618 activity.xmppConnectionService.getFileBackend()
619 .getJingleFileUri(message));
620 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
621 String mime = message.getMimeType();
622 if (mime == null) {
623 mime = "*/*";
624 }
625 shareIntent.setType(mime);
626 }
627 try {
628 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
629 } catch (ActivityNotFoundException e) {
630 //This should happen only on faulty androids because normally chooser is always available
631 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
632 }
633 }
634
635 private void copyText(Message message) {
636 if (activity.copyTextToClipboard(message.getMergedBody(),
637 R.string.message_text)) {
638 Toast.makeText(activity, R.string.message_copied_to_clipboard,
639 Toast.LENGTH_SHORT).show();
640 }
641 }
642
643 private void resendMessage(Message message) {
644 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
645 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
646 if (!file.exists()) {
647 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
648 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
649 return;
650 }
651 }
652 activity.xmppConnectionService.resendFailedMessages(message);
653 }
654
655 private void copyUrl(Message message) {
656 final String url;
657 final int resId;
658 if (GeoHelper.isGeoUri(message.getBody())) {
659 resId = R.string.location;
660 url = message.getBody();
661 } else if (message.hasFileOnRemoteHost()) {
662 resId = R.string.file_url;
663 url = message.getFileParams().url.toString();
664 } else {
665 url = message.getBody().trim();
666 resId = R.string.file_url;
667 }
668 if (activity.copyTextToClipboard(url, resId)) {
669 Toast.makeText(activity, R.string.url_copied_to_clipboard,
670 Toast.LENGTH_SHORT).show();
671 }
672 }
673
674 private void downloadFile(Message message) {
675 activity.xmppConnectionService.getHttpConnectionManager()
676 .createNewDownloadConnection(message,true);
677 }
678
679 private void cancelTransmission(Message message) {
680 Transferable transferable = message.getTransferable();
681 if (transferable != null) {
682 transferable.cancel();
683 } else {
684 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
685 }
686 }
687
688 private void retryDecryption(Message message) {
689 message.setEncryption(Message.ENCRYPTION_PGP);
690 activity.xmppConnectionService.updateConversationUi();
691 conversation.getAccount().getPgpDecryptionService().add(message);
692 }
693
694 protected void privateMessageWith(final Jid counterpart) {
695 this.mEditMessage.setText("");
696 this.conversation.setNextCounterpart(counterpart);
697 updateChatMsgHint();
698 updateSendButton();
699 }
700
701 private void correctMessage(Message message) {
702 while(message.mergeable(message.next())) {
703 message = message.next();
704 }
705 this.conversation.setCorrectingMessage(message);
706 this.mEditMessage.getEditableText().clear();
707 this.mEditMessage.getEditableText().append(message.getBody());
708
709 }
710
711 protected void highlightInConference(String nick) {
712 String oldString = mEditMessage.getText().toString().trim();
713 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
714 mEditMessage.getText().insert(0, nick + ": ");
715 } else {
716 if (mEditMessage.getText().charAt(
717 mEditMessage.getSelectionStart() - 1) != ' ') {
718 nick = " " + nick;
719 }
720 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
721 nick + " ");
722 }
723 }
724
725 @Override
726 public void onStop() {
727 super.onStop();
728 if (this.conversation != null) {
729 final String msg = mEditMessage.getText().toString();
730 this.conversation.setNextMessage(msg);
731 updateChatState(this.conversation, msg);
732 }
733 }
734
735 private void updateChatState(final Conversation conversation, final String msg) {
736 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
737 Account.State status = conversation.getAccount().getStatus();
738 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
739 activity.xmppConnectionService.sendChatState(conversation);
740 }
741 }
742
743 public void reInit(Conversation conversation) {
744 if (conversation == null) {
745 return;
746 }
747 this.activity = (ConversationActivity) getActivity();
748 setupIme();
749 if (this.conversation != null) {
750 final String msg = mEditMessage.getText().toString();
751 this.conversation.setNextMessage(msg);
752 if (this.conversation != conversation) {
753 updateChatState(this.conversation, msg);
754 }
755 this.conversation.trim();
756 }
757
758 this.keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
759 this.conversation = conversation;
760 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
761 this.mEditMessage.setEnabled(canWrite);
762 this.mSendButton.setEnabled(canWrite);
763 this.mEditMessage.setKeyboardListener(null);
764 this.mEditMessage.setText("");
765 this.mEditMessage.append(this.conversation.getNextMessage());
766 this.mEditMessage.setKeyboardListener(this);
767 messageListAdapter.updatePreferences();
768 this.messagesView.setAdapter(messageListAdapter);
769 updateMessages();
770 this.messagesLoaded = true;
771 int size = this.messageList.size();
772 if (size > 0) {
773 messagesView.setSelection(size - 1);
774 }
775 }
776
777 private OnClickListener mUnblockClickListener = new OnClickListener() {
778 @Override
779 public void onClick(final View v) {
780 v.post(new Runnable() {
781 @Override
782 public void run() {
783 v.setVisibility(View.INVISIBLE);
784 }
785 });
786 if (conversation.isDomainBlocked()) {
787 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
788 } else {
789 activity.unblockConversation(conversation);
790 }
791 }
792 };
793
794 private OnClickListener mAddBackClickListener = new OnClickListener() {
795
796 @Override
797 public void onClick(View v) {
798 final Contact contact = conversation == null ? null : conversation.getContact();
799 if (contact != null) {
800 activity.xmppConnectionService.createContact(contact);
801 activity.switchToContactDetails(contact);
802 }
803 }
804 };
805
806 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
807 @Override
808 public void onClick(View view) {
809 Intent intent = new Intent(activity, VerifyOTRActivity.class);
810 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
811 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
812 intent.putExtra(VerifyOTRActivity.EXTRA_ACCOUNT, conversation.getAccount().getJid().toBareJid().toString());
813 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
814 startActivity(intent);
815 }
816 };
817
818 private void updateSnackBar(final Conversation conversation) {
819 final Account account = conversation.getAccount();
820 final Contact contact = conversation.getContact();
821 final int mode = conversation.getMode();
822 if (conversation.isBlocked()) {
823 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
824 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
825 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
826 } else if (mode == Conversation.MODE_MULTI
827 && !conversation.getMucOptions().online()
828 && account.getStatus() == Account.State.ONLINE) {
829 switch (conversation.getMucOptions().getError()) {
830 case NICK_IN_USE:
831 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
832 break;
833 case NO_RESPONSE:
834 showSnackbar(R.string.joining_conference, 0, null);
835 break;
836 case PASSWORD_REQUIRED:
837 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
838 break;
839 case BANNED:
840 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
841 break;
842 case MEMBERS_ONLY:
843 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
844 break;
845 case KICKED:
846 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
847 break;
848 case UNKNOWN:
849 showSnackbar(R.string.conference_unknown_error, R.string.join, joinMuc);
850 break;
851 case SHUTDOWN:
852 showSnackbar(R.string.conference_shutdown, R.string.join, joinMuc);
853 break;
854 default:
855 break;
856 }
857 } else if (keychainUnlock == KEYCHAIN_UNLOCK_REQUIRED) {
858 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
859 } else if (mode == Conversation.MODE_SINGLE
860 && conversation.smpRequested()) {
861 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
862 } else if (mode == Conversation.MODE_SINGLE
863 && conversation.hasValidOtrSession()
864 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
865 && (!conversation.isOtrFingerprintVerified())) {
866 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
867 } else {
868 hideSnackbar();
869 }
870 }
871
872 public void updateMessages() {
873 synchronized (this.messageList) {
874 if (getView() == null) {
875 return;
876 }
877 final ConversationActivity activity = (ConversationActivity) getActivity();
878 if (this.conversation != null) {
879 conversation.populateWithMessages(ConversationFragment.this.messageList);
880 updatePgpMessages();
881 updateSnackBar(conversation);
882 updateStatusMessages();
883 this.messageListAdapter.notifyDataSetChanged();
884 updateChatMsgHint();
885 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
886 activity.sendReadMarkerIfNecessary(conversation);
887 }
888 this.updateSendButton();
889 }
890 }
891 }
892
893 public void updatePgpMessages() {
894 if (keychainUnlock != KEYCHAIN_UNLOCK_PENDING) {
895 if (getLastPgpDecryptableMessage() != null
896 && !conversation.getAccount().getPgpDecryptionService().isRunning()) {
897 keychainUnlock = KEYCHAIN_UNLOCK_REQUIRED;
898 } else {
899 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
900 }
901 }
902 }
903
904 @Nullable
905 private Message getLastPgpDecryptableMessage() {
906 for (final Message message : this.messageList) {
907 if (message.getEncryption() == Message.ENCRYPTION_PGP
908 && (message.getStatus() == Message.STATUS_RECEIVED || message.getStatus() >= Message.STATUS_SEND)
909 && message.getTransferable() == null) {
910 return message;
911 }
912 }
913 return null;
914 }
915
916 private void messageSent() {
917 int size = this.messageList.size();
918 messagesView.setSelection(size - 1);
919 mEditMessage.setText("");
920 updateChatMsgHint();
921 }
922
923 public void setFocusOnInputField() {
924 mEditMessage.requestFocus();
925 }
926
927 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
928
929 private int getSendButtonImageResource(SendButtonAction action, Presence.Status status) {
930 switch (action) {
931 case TEXT:
932 switch (status) {
933 case CHAT:
934 case ONLINE:
935 return R.drawable.ic_send_text_online;
936 case AWAY:
937 return R.drawable.ic_send_text_away;
938 case XA:
939 case DND:
940 return R.drawable.ic_send_text_dnd;
941 default:
942 return R.drawable.ic_send_text_offline;
943 }
944 case TAKE_PHOTO:
945 switch (status) {
946 case CHAT:
947 case ONLINE:
948 return R.drawable.ic_send_photo_online;
949 case AWAY:
950 return R.drawable.ic_send_photo_away;
951 case XA:
952 case DND:
953 return R.drawable.ic_send_photo_dnd;
954 default:
955 return R.drawable.ic_send_photo_offline;
956 }
957 case RECORD_VOICE:
958 switch (status) {
959 case CHAT:
960 case ONLINE:
961 return R.drawable.ic_send_voice_online;
962 case AWAY:
963 return R.drawable.ic_send_voice_away;
964 case XA:
965 case DND:
966 return R.drawable.ic_send_voice_dnd;
967 default:
968 return R.drawable.ic_send_voice_offline;
969 }
970 case SEND_LOCATION:
971 switch (status) {
972 case CHAT:
973 case ONLINE:
974 return R.drawable.ic_send_location_online;
975 case AWAY:
976 return R.drawable.ic_send_location_away;
977 case XA:
978 case DND:
979 return R.drawable.ic_send_location_dnd;
980 default:
981 return R.drawable.ic_send_location_offline;
982 }
983 case CANCEL:
984 switch (status) {
985 case CHAT:
986 case ONLINE:
987 return R.drawable.ic_send_cancel_online;
988 case AWAY:
989 return R.drawable.ic_send_cancel_away;
990 case XA:
991 case DND:
992 return R.drawable.ic_send_cancel_dnd;
993 default:
994 return R.drawable.ic_send_cancel_offline;
995 }
996 case CHOOSE_PICTURE:
997 switch (status) {
998 case CHAT:
999 case ONLINE:
1000 return R.drawable.ic_send_picture_online;
1001 case AWAY:
1002 return R.drawable.ic_send_picture_away;
1003 case XA:
1004 case DND:
1005 return R.drawable.ic_send_picture_dnd;
1006 default:
1007 return R.drawable.ic_send_picture_offline;
1008 }
1009 }
1010 return R.drawable.ic_send_text_offline;
1011 }
1012
1013 public void updateSendButton() {
1014 final Conversation c = this.conversation;
1015 final SendButtonAction action;
1016 final Presence.Status status;
1017 final String text = this.mEditMessage == null ? "" : this.mEditMessage.getText().toString();
1018 final boolean empty = text.length() == 0;
1019 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
1020 if (c.getCorrectingMessage() != null && (empty || text.equals(c.getCorrectingMessage().getBody()))) {
1021 action = SendButtonAction.CANCEL;
1022 } else if (conference && !c.getAccount().httpUploadAvailable()) {
1023 if (empty && c.getNextCounterpart() != null) {
1024 action = SendButtonAction.CANCEL;
1025 } else {
1026 action = SendButtonAction.TEXT;
1027 }
1028 } else {
1029 if (empty) {
1030 if (conference && c.getNextCounterpart() != null) {
1031 action = SendButtonAction.CANCEL;
1032 } else {
1033 String setting = activity.getPreferences().getString("quick_action", "recent");
1034 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
1035 setting = "location";
1036 } else if (setting.equals("recent")) {
1037 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
1038 }
1039 switch (setting) {
1040 case "photo":
1041 action = SendButtonAction.TAKE_PHOTO;
1042 break;
1043 case "location":
1044 action = SendButtonAction.SEND_LOCATION;
1045 break;
1046 case "voice":
1047 action = SendButtonAction.RECORD_VOICE;
1048 break;
1049 case "picture":
1050 action = SendButtonAction.CHOOSE_PICTURE;
1051 break;
1052 default:
1053 action = SendButtonAction.TEXT;
1054 break;
1055 }
1056 }
1057 } else {
1058 action = SendButtonAction.TEXT;
1059 }
1060 }
1061 if (activity.useSendButtonToIndicateStatus() && c != null
1062 && c.getAccount().getStatus() == Account.State.ONLINE) {
1063 if (c.getMode() == Conversation.MODE_SINGLE) {
1064 status = c.getContact().getMostAvailableStatus();
1065 } else {
1066 status = c.getMucOptions().online() ? Presence.Status.ONLINE : Presence.Status.OFFLINE;
1067 }
1068 } else {
1069 status = Presence.Status.OFFLINE;
1070 }
1071 this.mSendButton.setTag(action);
1072 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1073 }
1074
1075 protected void updateStatusMessages() {
1076 synchronized (this.messageList) {
1077 if (showLoadMoreMessages(conversation)) {
1078 this.messageList.add(0, Message.createLoadMoreMessage(conversation));
1079 }
1080 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1081 ChatState state = conversation.getIncomingChatState();
1082 if (state == ChatState.COMPOSING) {
1083 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1084 } else if (state == ChatState.PAUSED) {
1085 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1086 } else {
1087 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1088 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1089 return;
1090 } else {
1091 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1092 this.messageList.add(i + 1,
1093 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1094 return;
1095 }
1096 }
1097 }
1098 }
1099 }
1100 }
1101 }
1102
1103 private boolean showLoadMoreMessages(final Conversation c) {
1104 final boolean mam = hasMamSupport(c);
1105 final MessageArchiveService service = activity.xmppConnectionService.getMessageArchiveService();
1106 return mam && (c.getLastClearHistory() != 0 || (c.countMessages() == 0 && c.hasMessagesLeftOnServer() && !service.queryInProgress(c)));
1107 }
1108
1109 private boolean hasMamSupport(final Conversation c) {
1110 if (c.getMode() == Conversation.MODE_SINGLE) {
1111 final XmppConnection connection = c.getAccount().getXmppConnection();
1112 return connection != null && connection.getFeatures().mam();
1113 } else {
1114 return c.getMucOptions().mamSupport();
1115 }
1116 }
1117
1118 protected void showSnackbar(final int message, final int action, final OnClickListener clickListener) {
1119 snackbar.setVisibility(View.VISIBLE);
1120 snackbar.setOnClickListener(null);
1121 snackbarMessage.setText(message);
1122 snackbarMessage.setOnClickListener(null);
1123 snackbarAction.setVisibility(clickListener == null ? View.GONE : View.VISIBLE);
1124 if (action != 0) {
1125 snackbarAction.setText(action);
1126 }
1127 snackbarAction.setOnClickListener(clickListener);
1128 }
1129
1130 protected void hideSnackbar() {
1131 snackbar.setVisibility(View.GONE);
1132 }
1133
1134 protected void sendPlainTextMessage(Message message) {
1135 ConversationActivity activity = (ConversationActivity) getActivity();
1136 activity.xmppConnectionService.sendMessage(message);
1137 messageSent();
1138 }
1139
1140 protected void sendPgpMessage(final Message message) {
1141 final ConversationActivity activity = (ConversationActivity) getActivity();
1142 final XmppConnectionService xmppService = activity.xmppConnectionService;
1143 final Contact contact = message.getConversation().getContact();
1144 if (!activity.hasPgp()) {
1145 activity.showInstallPgpDialog();
1146 return;
1147 }
1148 if (conversation.getAccount().getPgpSignature() == null) {
1149 activity.announcePgp(conversation.getAccount(), conversation);
1150 return;
1151 }
1152 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1153 if (contact.getPgpKeyId() != 0) {
1154 xmppService.getPgpEngine().hasKey(contact,
1155 new UiCallback<Contact>() {
1156
1157 @Override
1158 public void userInputRequried(PendingIntent pi,
1159 Contact contact) {
1160 activity.runIntent(
1161 pi,
1162 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1163 }
1164
1165 @Override
1166 public void success(Contact contact) {
1167 messageSent();
1168 activity.encryptTextMessage(message);
1169 }
1170
1171 @Override
1172 public void error(int error, Contact contact) {
1173 System.out.println();
1174 }
1175 });
1176
1177 } else {
1178 showNoPGPKeyDialog(false,
1179 new DialogInterface.OnClickListener() {
1180
1181 @Override
1182 public void onClick(DialogInterface dialog,
1183 int which) {
1184 conversation
1185 .setNextEncryption(Message.ENCRYPTION_NONE);
1186 xmppService.databaseBackend
1187 .updateConversation(conversation);
1188 message.setEncryption(Message.ENCRYPTION_NONE);
1189 xmppService.sendMessage(message);
1190 messageSent();
1191 }
1192 });
1193 }
1194 } else {
1195 if (conversation.getMucOptions().pgpKeysInUse()) {
1196 if (!conversation.getMucOptions().everybodyHasKeys()) {
1197 Toast warning = Toast
1198 .makeText(getActivity(),
1199 R.string.missing_public_keys,
1200 Toast.LENGTH_LONG);
1201 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1202 warning.show();
1203 }
1204 activity.encryptTextMessage(message);
1205 messageSent();
1206 } else {
1207 showNoPGPKeyDialog(true,
1208 new DialogInterface.OnClickListener() {
1209
1210 @Override
1211 public void onClick(DialogInterface dialog,
1212 int which) {
1213 conversation
1214 .setNextEncryption(Message.ENCRYPTION_NONE);
1215 message.setEncryption(Message.ENCRYPTION_NONE);
1216 xmppService.databaseBackend
1217 .updateConversation(conversation);
1218 xmppService.sendMessage(message);
1219 messageSent();
1220 }
1221 });
1222 }
1223 }
1224 }
1225
1226 public void showNoPGPKeyDialog(boolean plural,
1227 DialogInterface.OnClickListener listener) {
1228 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1229 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1230 if (plural) {
1231 builder.setTitle(getString(R.string.no_pgp_keys));
1232 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1233 } else {
1234 builder.setTitle(getString(R.string.no_pgp_key));
1235 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1236 }
1237 builder.setNegativeButton(getString(R.string.cancel), null);
1238 builder.setPositiveButton(getString(R.string.send_unencrypted),
1239 listener);
1240 builder.create().show();
1241 }
1242
1243 protected void sendAxolotlMessage(final Message message) {
1244 final ConversationActivity activity = (ConversationActivity) getActivity();
1245 final XmppConnectionService xmppService = activity.xmppConnectionService;
1246 xmppService.sendMessage(message);
1247 messageSent();
1248 }
1249
1250 protected void sendOtrMessage(final Message message) {
1251 final ConversationActivity activity = (ConversationActivity) getActivity();
1252 final XmppConnectionService xmppService = activity.xmppConnectionService;
1253 activity.selectPresence(message.getConversation(),
1254 new OnPresenceSelected() {
1255
1256 @Override
1257 public void onPresenceSelected() {
1258 message.setCounterpart(conversation.getNextCounterpart());
1259 xmppService.sendMessage(message);
1260 messageSent();
1261 }
1262 });
1263 }
1264
1265 public void appendText(String text) {
1266 if (text == null) {
1267 return;
1268 }
1269 String previous = this.mEditMessage.getText().toString();
1270 if (previous.length() != 0 && !previous.endsWith(" ")) {
1271 text = " " + text;
1272 }
1273 this.mEditMessage.append(text);
1274 }
1275
1276 @Override
1277 public boolean onEnterPressed() {
1278 if (activity.enterIsSend()) {
1279 sendMessage();
1280 return true;
1281 } else {
1282 return false;
1283 }
1284 }
1285
1286 @Override
1287 public void onTypingStarted() {
1288 Account.State status = conversation.getAccount().getStatus();
1289 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1290 activity.xmppConnectionService.sendChatState(conversation);
1291 }
1292 activity.hideConversationsOverview();
1293 updateSendButton();
1294 }
1295
1296 @Override
1297 public void onTypingStopped() {
1298 Account.State status = conversation.getAccount().getStatus();
1299 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1300 activity.xmppConnectionService.sendChatState(conversation);
1301 }
1302 }
1303
1304 @Override
1305 public void onTextDeleted() {
1306 Account.State status = conversation.getAccount().getStatus();
1307 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1308 activity.xmppConnectionService.sendChatState(conversation);
1309 }
1310 updateSendButton();
1311 }
1312
1313 @Override
1314 public void onTextChanged() {
1315 if (conversation != null && conversation.getCorrectingMessage() != null) {
1316 updateSendButton();
1317 }
1318 }
1319
1320 private int completionIndex = 0;
1321 private int lastCompletionLength = 0;
1322 private String incomplete;
1323 private int lastCompletionCursor;
1324 private boolean firstWord = false;
1325
1326 @Override
1327 public boolean onTabPressed(boolean repeated) {
1328 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1329 return false;
1330 }
1331 if (repeated) {
1332 completionIndex++;
1333 } else {
1334 lastCompletionLength = 0;
1335 completionIndex = 0;
1336 final String content = mEditMessage.getText().toString();
1337 lastCompletionCursor = mEditMessage.getSelectionEnd();
1338 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1339 firstWord = start == 0;
1340 incomplete = content.substring(start,lastCompletionCursor);
1341 }
1342 List<String> completions = new ArrayList<>();
1343 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1344 if (user.getName().startsWith(incomplete)) {
1345 completions.add(user.getName()+(firstWord ? ": " : " "));
1346 }
1347 }
1348 Collections.sort(completions);
1349 if (completions.size() > completionIndex) {
1350 String completion = completions.get(completionIndex).substring(incomplete.length());
1351 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1352 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1353 lastCompletionLength = completion.length();
1354 } else {
1355 completionIndex = -1;
1356 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1357 lastCompletionLength = 0;
1358 }
1359 return true;
1360 }
1361
1362 @Override
1363 public void onActivityResult(int requestCode, int resultCode,
1364 final Intent data) {
1365 if (resultCode == Activity.RESULT_OK) {
1366 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1367 activity.getSelectedConversation().getAccount().getPgpDecryptionService().onKeychainUnlocked();
1368 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
1369 updatePgpMessages();
1370 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1371 final String body = mEditMessage.getText().toString();
1372 Message message = new Message(conversation, body, conversation.getNextEncryption());
1373 sendAxolotlMessage(message);
1374 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1375 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1376 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1377 }
1378 } else {
1379 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1380 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
1381 updatePgpMessages();
1382 }
1383 }
1384 }
1385
1386}