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 switch (conversation.getNextEncryption()) {
367 case Message.ENCRYPTION_NONE:
368 if (Config.multipleEncryptionChoices()) {
369 mEditMessage.setHint(getString(R.string.send_unencrypted_message));
370 } else {
371 mEditMessage.setHint(getString(R.string.send_message_to_x,conversation.getName()));
372 }
373 break;
374 case Message.ENCRYPTION_OTR:
375 mEditMessage.setHint(getString(R.string.send_otr_message));
376 break;
377 case Message.ENCRYPTION_AXOLOTL:
378 AxolotlService axolotlService = conversation.getAccount().getAxolotlService();
379 if (axolotlService != null && axolotlService.trustedSessionVerified(conversation)) {
380 mEditMessage.setHint(getString(R.string.send_omemo_x509_message));
381 } else {
382 mEditMessage.setHint(getString(R.string.send_omemo_message));
383 }
384 break;
385 case Message.ENCRYPTION_PGP:
386 mEditMessage.setHint(getString(R.string.send_pgp_message));
387 break;
388 default:
389 break;
390 }
391 getActivity().invalidateOptionsMenu();
392 }
393 }
394
395 public void setupIme() {
396 if (activity == null) {
397 return;
398 } else if (activity.usingEnterKey() && activity.enterIsSend()) {
399 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_FLAG_MULTI_LINE));
400 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
401 } else if (activity.usingEnterKey()) {
402 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
403 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
404 } else {
405 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
406 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
407 }
408 }
409
410 @Override
411 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
412 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
413 view.setOnClickListener(null);
414 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
415 mEditMessage.setOnClickListener(new OnClickListener() {
416
417 @Override
418 public void onClick(View v) {
419 if (activity != null) {
420 activity.hideConversationsOverview();
421 }
422 }
423 });
424 mEditMessage.setOnEditorActionListener(mEditorActionListener);
425
426 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
427 mSendButton.setOnClickListener(this.mSendButtonListener);
428
429 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
430 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
431 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
432
433 messagesView = (ListView) view.findViewById(R.id.messages_view);
434 messagesView.setOnScrollListener(mOnScrollListener);
435 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
436 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
437 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
438
439 @Override
440 public void onContactPictureClicked(Message message) {
441 if (message.getStatus() <= Message.STATUS_RECEIVED) {
442 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
443 Jid user = message.getCounterpart();
444 if (user != null && !user.isBareJid()) {
445 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
446 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user.getResourcepart()),Toast.LENGTH_SHORT).show();
447 }
448 highlightInConference(user.getResourcepart());
449 }
450 } else {
451 if (!message.getContact().isSelf()) {
452 activity.switchToContactDetails(message.getContact(), message.getFingerprint());
453 }
454 }
455 } else {
456 Account account = message.getConversation().getAccount();
457 Intent intent;
458 if (activity.manuallyChangePresence()) {
459 intent = new Intent(activity, SetPresenceActivity.class);
460 intent.putExtra(SetPresenceActivity.EXTRA_ACCOUNT, account.getJid().toBareJid().toString());
461 } else {
462 intent = new Intent(activity, EditAccountActivity.class);
463 intent.putExtra("jid", account.getJid().toBareJid().toString());
464 intent.putExtra("fingerprint", message.getFingerprint());
465 }
466 startActivity(intent);
467 }
468 }
469 });
470 messageListAdapter
471 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
472
473 @Override
474 public void onContactPictureLongClicked(Message message) {
475 if (message.getStatus() <= Message.STATUS_RECEIVED) {
476 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
477 Jid user = message.getCounterpart();
478 if (user != null && !user.isBareJid()) {
479 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
480 privateMessageWith(user);
481 } else {
482 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user.getResourcepart()), Toast.LENGTH_SHORT).show();
483 }
484 }
485 }
486 } else {
487 activity.showQrCode();
488 }
489 }
490 });
491 messagesView.setAdapter(messageListAdapter);
492
493 registerForContextMenu(messagesView);
494
495 return view;
496 }
497
498 @Override
499 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
500 synchronized (this.messageList) {
501 super.onCreateContextMenu(menu, v, menuInfo);
502 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
503 this.selectedMessage = this.messageList.get(acmi.position);
504 populateContextMenu(menu);
505 }
506 }
507
508 private void populateContextMenu(ContextMenu menu) {
509 final Message m = this.selectedMessage;
510 final Transferable t = m.getTransferable();
511 Message relevantForCorrection = m;
512 while(relevantForCorrection.mergeable(relevantForCorrection.next())) {
513 relevantForCorrection = relevantForCorrection.next();
514 }
515 if (m.getType() != Message.TYPE_STATUS) {
516 final boolean treatAsFile = m.getType() != Message.TYPE_TEXT
517 && m.getType() != Message.TYPE_PRIVATE
518 && t == null;
519 activity.getMenuInflater().inflate(R.menu.message_context, menu);
520 menu.setHeaderTitle(R.string.message_options);
521 MenuItem copyText = menu.findItem(R.id.copy_text);
522 MenuItem retryDecryption = menu.findItem(R.id.retry_decryption);
523 MenuItem correctMessage = menu.findItem(R.id.correct_message);
524 MenuItem shareWith = menu.findItem(R.id.share_with);
525 MenuItem sendAgain = menu.findItem(R.id.send_again);
526 MenuItem copyUrl = menu.findItem(R.id.copy_url);
527 MenuItem downloadFile = menu.findItem(R.id.download_file);
528 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
529 MenuItem deleteFile = menu.findItem(R.id.delete_file);
530 if (!treatAsFile
531 && !GeoHelper.isGeoUri(m.getBody())
532 && m.treatAsDownloadable() != Message.Decision.MUST) {
533 copyText.setVisible(true);
534 }
535 if (m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
536 retryDecryption.setVisible(true);
537 }
538 if (relevantForCorrection.getType() == Message.TYPE_TEXT
539 && relevantForCorrection.isLastCorrectableMessage()) {
540 correctMessage.setVisible(true);
541 }
542 if (treatAsFile || (GeoHelper.isGeoUri(m.getBody()))) {
543 shareWith.setVisible(true);
544 }
545 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
546 sendAgain.setVisible(true);
547 }
548 if (m.hasFileOnRemoteHost()
549 || GeoHelper.isGeoUri(m.getBody())
550 || m.treatAsDownloadable() == Message.Decision.MUST
551 || (t != null && t instanceof HttpDownloadConnection)) {
552 copyUrl.setVisible(true);
553 }
554 if ((m.getType() == Message.TYPE_TEXT && t == null && m.treatAsDownloadable() != Message.Decision.NEVER)
555 || (m.isFileOrImage() && t instanceof TransferablePlaceholder && m.hasFileOnRemoteHost())){
556 downloadFile.setVisible(true);
557 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
558 }
559 if ((t != null && !(t instanceof TransferablePlaceholder))
560 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
561 || m.getStatus() == Message.STATUS_OFFERED))) {
562 cancelTransmission.setVisible(true);
563 }
564 if (treatAsFile) {
565 deleteFile.setVisible(true);
566 deleteFile.setTitle(activity.getString(R.string.delete_x_file,UIHelper.getFileDescriptionString(activity, m)));
567 }
568 }
569 }
570
571 @Override
572 public boolean onContextItemSelected(MenuItem item) {
573 switch (item.getItemId()) {
574 case R.id.share_with:
575 shareWith(selectedMessage);
576 return true;
577 case R.id.copy_text:
578 copyText(selectedMessage);
579 return true;
580 case R.id.correct_message:
581 correctMessage(selectedMessage);
582 return true;
583 case R.id.send_again:
584 resendMessage(selectedMessage);
585 return true;
586 case R.id.copy_url:
587 copyUrl(selectedMessage);
588 return true;
589 case R.id.download_file:
590 downloadFile(selectedMessage);
591 return true;
592 case R.id.cancel_transmission:
593 cancelTransmission(selectedMessage);
594 return true;
595 case R.id.retry_decryption:
596 retryDecryption(selectedMessage);
597 return true;
598 case R.id.delete_file:
599 deleteFile(selectedMessage);
600 return true;
601 default:
602 return super.onContextItemSelected(item);
603 }
604 }
605
606 private void shareWith(Message message) {
607 Intent shareIntent = new Intent();
608 shareIntent.setAction(Intent.ACTION_SEND);
609 if (GeoHelper.isGeoUri(message.getBody())) {
610 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
611 shareIntent.setType("text/plain");
612 } else {
613 shareIntent.putExtra(Intent.EXTRA_STREAM,
614 activity.xmppConnectionService.getFileBackend()
615 .getJingleFileUri(message));
616 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
617 String mime = message.getMimeType();
618 if (mime == null) {
619 mime = "*/*";
620 }
621 shareIntent.setType(mime);
622 }
623 try {
624 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
625 } catch (ActivityNotFoundException e) {
626 //This should happen only on faulty androids because normally chooser is always available
627 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
628 }
629 }
630
631 private void copyText(Message message) {
632 if (activity.copyTextToClipboard(message.getMergedBody(),
633 R.string.message_text)) {
634 Toast.makeText(activity, R.string.message_copied_to_clipboard,
635 Toast.LENGTH_SHORT).show();
636 }
637 }
638
639 private void deleteFile(Message message) {
640 if (activity.xmppConnectionService.getFileBackend().deleteFile(message)) {
641 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
642 activity.updateConversationList();
643 updateMessages();
644 }
645 }
646
647 private void resendMessage(Message message) {
648 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
649 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
650 if (!file.exists()) {
651 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
652 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
653 activity.updateConversationList();
654 updateMessages();
655 return;
656 }
657 }
658 activity.xmppConnectionService.resendFailedMessages(message);
659 }
660
661 private void copyUrl(Message message) {
662 final String url;
663 final int resId;
664 if (GeoHelper.isGeoUri(message.getBody())) {
665 resId = R.string.location;
666 url = message.getBody();
667 } else if (message.hasFileOnRemoteHost()) {
668 resId = R.string.file_url;
669 url = message.getFileParams().url.toString();
670 } else {
671 url = message.getBody().trim();
672 resId = R.string.file_url;
673 }
674 if (activity.copyTextToClipboard(url, resId)) {
675 Toast.makeText(activity, R.string.url_copied_to_clipboard,
676 Toast.LENGTH_SHORT).show();
677 }
678 }
679
680 private void downloadFile(Message message) {
681 activity.xmppConnectionService.getHttpConnectionManager()
682 .createNewDownloadConnection(message,true);
683 }
684
685 private void cancelTransmission(Message message) {
686 Transferable transferable = message.getTransferable();
687 if (transferable != null) {
688 transferable.cancel();
689 } else {
690 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
691 }
692 }
693
694 private void retryDecryption(Message message) {
695 message.setEncryption(Message.ENCRYPTION_PGP);
696 activity.updateConversationList();
697 updateMessages();
698 conversation.getAccount().getPgpDecryptionService().decrypt(message, false);
699 }
700
701 protected void privateMessageWith(final Jid counterpart) {
702 this.mEditMessage.setText("");
703 this.conversation.setNextCounterpart(counterpart);
704 updateChatMsgHint();
705 updateSendButton();
706 }
707
708 private void correctMessage(Message message) {
709 while(message.mergeable(message.next())) {
710 message = message.next();
711 }
712 this.conversation.setCorrectingMessage(message);
713 this.mEditMessage.getEditableText().clear();
714 this.mEditMessage.getEditableText().append(message.getBody());
715
716 }
717
718 protected void highlightInConference(String nick) {
719 String oldString = mEditMessage.getText().toString().trim();
720 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
721 mEditMessage.getText().insert(0, nick + ": ");
722 } else {
723 if (mEditMessage.getText().charAt(
724 mEditMessage.getSelectionStart() - 1) != ' ') {
725 nick = " " + nick;
726 }
727 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
728 nick + " ");
729 }
730 }
731
732 @Override
733 public void onStop() {
734 super.onStop();
735 if (this.conversation != null) {
736 final String msg = mEditMessage.getText().toString();
737 this.conversation.setNextMessage(msg);
738 updateChatState(this.conversation, msg);
739 }
740 }
741
742 private void updateChatState(final Conversation conversation, final String msg) {
743 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
744 Account.State status = conversation.getAccount().getStatus();
745 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
746 activity.xmppConnectionService.sendChatState(conversation);
747 }
748 }
749
750 public void reInit(Conversation conversation) {
751 if (conversation == null) {
752 return;
753 }
754 this.activity = (ConversationActivity) getActivity();
755 setupIme();
756 if (this.conversation != null) {
757 final String msg = mEditMessage.getText().toString();
758 this.conversation.setNextMessage(msg);
759 if (this.conversation != conversation) {
760 updateChatState(this.conversation, msg);
761 }
762 this.conversation.trim();
763 }
764
765 this.conversation = conversation;
766 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
767 this.mEditMessage.setEnabled(canWrite);
768 this.mSendButton.setEnabled(canWrite);
769 this.mEditMessage.setKeyboardListener(null);
770 this.mEditMessage.setText("");
771 this.mEditMessage.append(this.conversation.getNextMessage());
772 this.mEditMessage.setKeyboardListener(this);
773 messageListAdapter.updatePreferences();
774 this.messagesView.setAdapter(messageListAdapter);
775 updateMessages();
776 this.messagesLoaded = true;
777 synchronized (this.messageList) {
778 final Message first = conversation.getFirstUnreadMessage();
779 final int bottom = Math.max(0, this.messageList.size() - 1);
780 final int pos;
781 if (first == null) {
782 pos = bottom;
783 } else {
784 int i = getIndexOf(first.getUuid(), this.messageList);
785 pos = i < 0 ? bottom : i;
786 }
787 messagesView.setSelection(pos);
788 }
789 }
790
791 private OnClickListener mEnableAccountListener = new OnClickListener() {
792 @Override
793 public void onClick(View v) {
794 final Account account = conversation == null ? null : conversation.getAccount();
795 if (account != null) {
796 account.setOption(Account.OPTION_DISABLED, false);
797 activity.xmppConnectionService.updateAccount(account);
798 }
799 }
800 };
801
802 private OnClickListener mUnblockClickListener = new OnClickListener() {
803 @Override
804 public void onClick(final View v) {
805 v.post(new Runnable() {
806 @Override
807 public void run() {
808 v.setVisibility(View.INVISIBLE);
809 }
810 });
811 if (conversation.isDomainBlocked()) {
812 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
813 } else {
814 activity.unblockConversation(conversation);
815 }
816 }
817 };
818
819 private OnClickListener mAddBackClickListener = new OnClickListener() {
820
821 @Override
822 public void onClick(View v) {
823 final Contact contact = conversation == null ? null : conversation.getContact();
824 if (contact != null) {
825 activity.xmppConnectionService.createContact(contact);
826 activity.switchToContactDetails(contact);
827 }
828 }
829 };
830
831 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
832 @Override
833 public void onClick(View view) {
834 Intent intent = new Intent(activity, VerifyOTRActivity.class);
835 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
836 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
837 intent.putExtra(VerifyOTRActivity.EXTRA_ACCOUNT, conversation.getAccount().getJid().toBareJid().toString());
838 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
839 startActivity(intent);
840 }
841 };
842
843 private void updateSnackBar(final Conversation conversation) {
844 final Account account = conversation.getAccount();
845 final Contact contact = conversation.getContact();
846 final int mode = conversation.getMode();
847 if (account.getStatus() == Account.State.DISABLED) {
848 showSnackbar(R.string.this_account_is_disabled, R.string.enable, this.mEnableAccountListener);
849 } else if (conversation.isBlocked()) {
850 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
851 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
852 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
853 } else if (mode == Conversation.MODE_MULTI
854 && !conversation.getMucOptions().online()
855 && account.getStatus() == Account.State.ONLINE) {
856 switch (conversation.getMucOptions().getError()) {
857 case NICK_IN_USE:
858 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
859 break;
860 case NO_RESPONSE:
861 showSnackbar(R.string.joining_conference, 0, null);
862 break;
863 case PASSWORD_REQUIRED:
864 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
865 break;
866 case BANNED:
867 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
868 break;
869 case MEMBERS_ONLY:
870 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
871 break;
872 case KICKED:
873 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
874 break;
875 case UNKNOWN:
876 showSnackbar(R.string.conference_unknown_error, R.string.join, joinMuc);
877 break;
878 case SHUTDOWN:
879 showSnackbar(R.string.conference_shutdown, R.string.join, joinMuc);
880 break;
881 default:
882 break;
883 }
884 } else if (account.hasPendingPgpIntent(conversation)) {
885 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
886 } else if (mode == Conversation.MODE_SINGLE
887 && conversation.smpRequested()) {
888 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
889 } else if (mode == Conversation.MODE_SINGLE
890 && conversation.hasValidOtrSession()
891 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
892 && (!conversation.isOtrFingerprintVerified())) {
893 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
894 } else {
895 hideSnackbar();
896 }
897 }
898
899 public void updateMessages() {
900 synchronized (this.messageList) {
901 if (getView() == null) {
902 return;
903 }
904 final ConversationActivity activity = (ConversationActivity) getActivity();
905 if (this.conversation != null) {
906 conversation.populateWithMessages(ConversationFragment.this.messageList);
907 updateSnackBar(conversation);
908 updateStatusMessages();
909 this.messageListAdapter.notifyDataSetChanged();
910 updateChatMsgHint();
911 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
912 activity.sendReadMarkerIfNecessary(conversation);
913 }
914 this.updateSendButton();
915 }
916 }
917 }
918
919 private void messageSent() {
920 mEditMessage.setText("");
921 updateChatMsgHint();
922 new Handler().post(new Runnable() {
923 @Override
924 public void run() {
925 int size = messageList.size();
926 messagesView.setSelection(size - 1);
927 }
928 });
929 }
930
931 public void setFocusOnInputField() {
932 mEditMessage.requestFocus();
933 }
934
935 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
936
937 private int getSendButtonImageResource(SendButtonAction action, Presence.Status status) {
938 switch (action) {
939 case TEXT:
940 switch (status) {
941 case CHAT:
942 case ONLINE:
943 return R.drawable.ic_send_text_online;
944 case AWAY:
945 return R.drawable.ic_send_text_away;
946 case XA:
947 case DND:
948 return R.drawable.ic_send_text_dnd;
949 default:
950 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
951 }
952 case TAKE_PHOTO:
953 switch (status) {
954 case CHAT:
955 case ONLINE:
956 return R.drawable.ic_send_photo_online;
957 case AWAY:
958 return R.drawable.ic_send_photo_away;
959 case XA:
960 case DND:
961 return R.drawable.ic_send_photo_dnd;
962 default:
963 return activity.getThemeResource(R.attr.ic_send_photo_offline, R.drawable.ic_send_photo_offline);
964 }
965 case RECORD_VOICE:
966 switch (status) {
967 case CHAT:
968 case ONLINE:
969 return R.drawable.ic_send_voice_online;
970 case AWAY:
971 return R.drawable.ic_send_voice_away;
972 case XA:
973 case DND:
974 return R.drawable.ic_send_voice_dnd;
975 default:
976 return activity.getThemeResource(R.attr.ic_send_voice_offline, R.drawable.ic_send_voice_offline);
977 }
978 case SEND_LOCATION:
979 switch (status) {
980 case CHAT:
981 case ONLINE:
982 return R.drawable.ic_send_location_online;
983 case AWAY:
984 return R.drawable.ic_send_location_away;
985 case XA:
986 case DND:
987 return R.drawable.ic_send_location_dnd;
988 default:
989 return activity.getThemeResource(R.attr.ic_send_location_offline, R.drawable.ic_send_location_offline);
990 }
991 case CANCEL:
992 switch (status) {
993 case CHAT:
994 case ONLINE:
995 return R.drawable.ic_send_cancel_online;
996 case AWAY:
997 return R.drawable.ic_send_cancel_away;
998 case XA:
999 case DND:
1000 return R.drawable.ic_send_cancel_dnd;
1001 default:
1002 return activity.getThemeResource(R.attr.ic_send_cancel_offline, R.drawable.ic_send_cancel_offline);
1003 }
1004 case CHOOSE_PICTURE:
1005 switch (status) {
1006 case CHAT:
1007 case ONLINE:
1008 return R.drawable.ic_send_picture_online;
1009 case AWAY:
1010 return R.drawable.ic_send_picture_away;
1011 case XA:
1012 case DND:
1013 return R.drawable.ic_send_picture_dnd;
1014 default:
1015 return activity.getThemeResource(R.attr.ic_send_picture_offline, R.drawable.ic_send_picture_offline);
1016 }
1017 }
1018 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
1019 }
1020
1021 public void updateSendButton() {
1022 final Conversation c = this.conversation;
1023 final SendButtonAction action;
1024 final Presence.Status status;
1025 final String text = this.mEditMessage == null ? "" : this.mEditMessage.getText().toString();
1026 final boolean empty = text.length() == 0;
1027 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
1028 if (c.getCorrectingMessage() != null && (empty || text.equals(c.getCorrectingMessage().getBody()))) {
1029 action = SendButtonAction.CANCEL;
1030 } else if (conference && !c.getAccount().httpUploadAvailable()) {
1031 if (empty && c.getNextCounterpart() != null) {
1032 action = SendButtonAction.CANCEL;
1033 } else {
1034 action = SendButtonAction.TEXT;
1035 }
1036 } else {
1037 if (empty) {
1038 if (conference && c.getNextCounterpart() != null) {
1039 action = SendButtonAction.CANCEL;
1040 } else {
1041 String setting = activity.getPreferences().getString("quick_action", "recent");
1042 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
1043 setting = "location";
1044 } else if (setting.equals("recent")) {
1045 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
1046 }
1047 switch (setting) {
1048 case "photo":
1049 action = SendButtonAction.TAKE_PHOTO;
1050 break;
1051 case "location":
1052 action = SendButtonAction.SEND_LOCATION;
1053 break;
1054 case "voice":
1055 action = SendButtonAction.RECORD_VOICE;
1056 break;
1057 case "picture":
1058 action = SendButtonAction.CHOOSE_PICTURE;
1059 break;
1060 default:
1061 action = SendButtonAction.TEXT;
1062 break;
1063 }
1064 }
1065 } else {
1066 action = SendButtonAction.TEXT;
1067 }
1068 }
1069 if (activity.useSendButtonToIndicateStatus() && c != null
1070 && c.getAccount().getStatus() == Account.State.ONLINE) {
1071 if (c.getMode() == Conversation.MODE_SINGLE) {
1072 status = c.getContact().getMostAvailableStatus();
1073 } else {
1074 status = c.getMucOptions().online() ? Presence.Status.ONLINE : Presence.Status.OFFLINE;
1075 }
1076 } else {
1077 status = Presence.Status.OFFLINE;
1078 }
1079 this.mSendButton.setTag(action);
1080 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1081 }
1082
1083 protected void updateStatusMessages() {
1084 synchronized (this.messageList) {
1085 if (showLoadMoreMessages(conversation)) {
1086 this.messageList.add(0, Message.createLoadMoreMessage(conversation));
1087 }
1088 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1089 ChatState state = conversation.getIncomingChatState();
1090 if (state == ChatState.COMPOSING) {
1091 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1092 } else if (state == ChatState.PAUSED) {
1093 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1094 } else {
1095 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1096 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1097 return;
1098 } else {
1099 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1100 this.messageList.add(i + 1,
1101 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1102 return;
1103 }
1104 }
1105 }
1106 }
1107 }
1108 }
1109 }
1110
1111 private boolean showLoadMoreMessages(final Conversation c) {
1112 final boolean mam = hasMamSupport(c);
1113 final MessageArchiveService service = activity.xmppConnectionService.getMessageArchiveService();
1114 return mam && (c.getLastClearHistory() != 0 || (c.countMessages() == 0 && c.hasMessagesLeftOnServer() && !service.queryInProgress(c)));
1115 }
1116
1117 private boolean hasMamSupport(final Conversation c) {
1118 if (c.getMode() == Conversation.MODE_SINGLE) {
1119 final XmppConnection connection = c.getAccount().getXmppConnection();
1120 return connection != null && connection.getFeatures().mam();
1121 } else {
1122 return c.getMucOptions().mamSupport();
1123 }
1124 }
1125
1126 protected void showSnackbar(final int message, final int action, final OnClickListener clickListener) {
1127 snackbar.setVisibility(View.VISIBLE);
1128 snackbar.setOnClickListener(null);
1129 snackbarMessage.setText(message);
1130 snackbarMessage.setOnClickListener(null);
1131 snackbarAction.setVisibility(clickListener == null ? View.GONE : View.VISIBLE);
1132 if (action != 0) {
1133 snackbarAction.setText(action);
1134 }
1135 snackbarAction.setOnClickListener(clickListener);
1136 }
1137
1138 protected void hideSnackbar() {
1139 snackbar.setVisibility(View.GONE);
1140 }
1141
1142 protected void sendPlainTextMessage(Message message) {
1143 ConversationActivity activity = (ConversationActivity) getActivity();
1144 activity.xmppConnectionService.sendMessage(message);
1145 messageSent();
1146 }
1147
1148 protected void sendPgpMessage(final Message message) {
1149 final ConversationActivity activity = (ConversationActivity) getActivity();
1150 final XmppConnectionService xmppService = activity.xmppConnectionService;
1151 final Contact contact = message.getConversation().getContact();
1152 if (!activity.hasPgp()) {
1153 activity.showInstallPgpDialog();
1154 return;
1155 }
1156 if (conversation.getAccount().getPgpSignature() == null) {
1157 activity.announcePgp(conversation.getAccount(), conversation, activity.onOpenPGPKeyPublished);
1158 return;
1159 }
1160 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1161 if (contact.getPgpKeyId() != 0) {
1162 xmppService.getPgpEngine().hasKey(contact,
1163 new UiCallback<Contact>() {
1164
1165 @Override
1166 public void userInputRequried(PendingIntent pi,
1167 Contact contact) {
1168 activity.runIntent(
1169 pi,
1170 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1171 }
1172
1173 @Override
1174 public void success(Contact contact) {
1175 messageSent();
1176 activity.encryptTextMessage(message);
1177 }
1178
1179 @Override
1180 public void error(int error, Contact contact) {
1181 System.out.println();
1182 }
1183 });
1184
1185 } else {
1186 showNoPGPKeyDialog(false,
1187 new DialogInterface.OnClickListener() {
1188
1189 @Override
1190 public void onClick(DialogInterface dialog,
1191 int which) {
1192 conversation
1193 .setNextEncryption(Message.ENCRYPTION_NONE);
1194 xmppService.databaseBackend
1195 .updateConversation(conversation);
1196 message.setEncryption(Message.ENCRYPTION_NONE);
1197 xmppService.sendMessage(message);
1198 messageSent();
1199 }
1200 });
1201 }
1202 } else {
1203 if (conversation.getMucOptions().pgpKeysInUse()) {
1204 if (!conversation.getMucOptions().everybodyHasKeys()) {
1205 Toast warning = Toast
1206 .makeText(getActivity(),
1207 R.string.missing_public_keys,
1208 Toast.LENGTH_LONG);
1209 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1210 warning.show();
1211 }
1212 activity.encryptTextMessage(message);
1213 messageSent();
1214 } else {
1215 showNoPGPKeyDialog(true,
1216 new DialogInterface.OnClickListener() {
1217
1218 @Override
1219 public void onClick(DialogInterface dialog,
1220 int which) {
1221 conversation
1222 .setNextEncryption(Message.ENCRYPTION_NONE);
1223 message.setEncryption(Message.ENCRYPTION_NONE);
1224 xmppService.databaseBackend
1225 .updateConversation(conversation);
1226 xmppService.sendMessage(message);
1227 messageSent();
1228 }
1229 });
1230 }
1231 }
1232 }
1233
1234 public void showNoPGPKeyDialog(boolean plural,
1235 DialogInterface.OnClickListener listener) {
1236 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1237 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1238 if (plural) {
1239 builder.setTitle(getString(R.string.no_pgp_keys));
1240 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1241 } else {
1242 builder.setTitle(getString(R.string.no_pgp_key));
1243 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1244 }
1245 builder.setNegativeButton(getString(R.string.cancel), null);
1246 builder.setPositiveButton(getString(R.string.send_unencrypted),
1247 listener);
1248 builder.create().show();
1249 }
1250
1251 protected void sendAxolotlMessage(final Message message) {
1252 final ConversationActivity activity = (ConversationActivity) getActivity();
1253 final XmppConnectionService xmppService = activity.xmppConnectionService;
1254 xmppService.sendMessage(message);
1255 messageSent();
1256 }
1257
1258 protected void sendOtrMessage(final Message message) {
1259 final ConversationActivity activity = (ConversationActivity) getActivity();
1260 final XmppConnectionService xmppService = activity.xmppConnectionService;
1261 activity.selectPresence(message.getConversation(),
1262 new OnPresenceSelected() {
1263
1264 @Override
1265 public void onPresenceSelected() {
1266 message.setCounterpart(conversation.getNextCounterpart());
1267 xmppService.sendMessage(message);
1268 messageSent();
1269 }
1270 });
1271 }
1272
1273 public void appendText(String text) {
1274 if (text == null) {
1275 return;
1276 }
1277 String previous = this.mEditMessage.getText().toString();
1278 if (previous.length() != 0 && !previous.endsWith(" ")) {
1279 text = " " + text;
1280 }
1281 this.mEditMessage.append(text);
1282 }
1283
1284 @Override
1285 public boolean onEnterPressed() {
1286 if (activity.enterIsSend()) {
1287 sendMessage();
1288 return true;
1289 } else {
1290 return false;
1291 }
1292 }
1293
1294 @Override
1295 public void onTypingStarted() {
1296 Account.State status = conversation.getAccount().getStatus();
1297 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1298 activity.xmppConnectionService.sendChatState(conversation);
1299 }
1300 activity.hideConversationsOverview();
1301 updateSendButton();
1302 }
1303
1304 @Override
1305 public void onTypingStopped() {
1306 Account.State status = conversation.getAccount().getStatus();
1307 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1308 activity.xmppConnectionService.sendChatState(conversation);
1309 }
1310 }
1311
1312 @Override
1313 public void onTextDeleted() {
1314 Account.State status = conversation.getAccount().getStatus();
1315 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1316 activity.xmppConnectionService.sendChatState(conversation);
1317 }
1318 updateSendButton();
1319 }
1320
1321 @Override
1322 public void onTextChanged() {
1323 if (conversation != null && conversation.getCorrectingMessage() != null) {
1324 updateSendButton();
1325 }
1326 }
1327
1328 private int completionIndex = 0;
1329 private int lastCompletionLength = 0;
1330 private String incomplete;
1331 private int lastCompletionCursor;
1332 private boolean firstWord = false;
1333
1334 @Override
1335 public boolean onTabPressed(boolean repeated) {
1336 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1337 return false;
1338 }
1339 if (repeated) {
1340 completionIndex++;
1341 } else {
1342 lastCompletionLength = 0;
1343 completionIndex = 0;
1344 final String content = mEditMessage.getText().toString();
1345 lastCompletionCursor = mEditMessage.getSelectionEnd();
1346 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1347 firstWord = start == 0;
1348 incomplete = content.substring(start,lastCompletionCursor);
1349 }
1350 List<String> completions = new ArrayList<>();
1351 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1352 if (user.getName().startsWith(incomplete)) {
1353 completions.add(user.getName()+(firstWord ? ": " : " "));
1354 }
1355 }
1356 Collections.sort(completions);
1357 if (completions.size() > completionIndex) {
1358 String completion = completions.get(completionIndex).substring(incomplete.length());
1359 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1360 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1361 lastCompletionLength = completion.length();
1362 } else {
1363 completionIndex = -1;
1364 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1365 lastCompletionLength = 0;
1366 }
1367 return true;
1368 }
1369
1370 @Override
1371 public void onActivityResult(int requestCode, int resultCode,
1372 final Intent data) {
1373 if (resultCode == Activity.RESULT_OK) {
1374 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1375 activity.getSelectedConversation().getAccount().getPgpDecryptionService().continueDecryption(true);
1376 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1377 final String body = mEditMessage.getText().toString();
1378 Message message = new Message(conversation, body, conversation.getNextEncryption());
1379 sendAxolotlMessage(message);
1380 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1381 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1382 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1383 }
1384 }
1385 }
1386
1387}