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.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 private int getIndexOf(String uuid, List<Message> messages) {
126 if (uuid == null) {
127 return messages.size() - 1;
128 }
129 for(int i = 0; i < messages.size(); ++i) {
130 if (uuid.equals(messages.get(i).getUuid())) {
131 return i;
132 } else {
133 Message next = messages.get(i);
134 while(next != null && next.wasMergedIntoPrevious()) {
135 if (uuid.equals(next.getUuid())) {
136 return i;
137 }
138 next = next.next();
139 }
140
141 }
142 }
143 return 0;
144 }
145
146 @Override
147 public void onScroll(AbsListView view, int firstVisibleItem,
148 int visibleItemCount, int totalItemCount) {
149 synchronized (ConversationFragment.this.messageList) {
150 if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
151 long timestamp;
152 if (messageList.get(0).getType() == Message.TYPE_STATUS && messageList.size() >= 2) {
153 timestamp = messageList.get(1).getTimeSent();
154 } else {
155 timestamp = messageList.get(0).getTimeSent();
156 }
157 messagesLoaded = false;
158 activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
159 @Override
160 public void onMoreMessagesLoaded(final int c, Conversation conversation) {
161 if (ConversationFragment.this.conversation != conversation) {
162 return;
163 }
164 activity.runOnUiThread(new Runnable() {
165 @Override
166 public void run() {
167 final int oldPosition = messagesView.getFirstVisiblePosition();
168 final Message message;
169 if (oldPosition < messageList.size()) {
170 message = messageList.get(oldPosition);
171 } else {
172 message = null;
173 }
174 String uuid = message != null ? message.getUuid() : null;
175 View v = messagesView.getChildAt(0);
176 final int pxOffset = (v == null) ? 0 : v.getTop();
177 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
178 updateStatusMessages();
179 messageListAdapter.notifyDataSetChanged();
180 int pos = getIndexOf(uuid,messageList);
181 messagesView.setSelectionFromTop(pos, pxOffset);
182 messagesLoaded = true;
183 if (messageLoaderToast != null) {
184 messageLoaderToast.cancel();
185 }
186 }
187 });
188 }
189
190 @Override
191 public void informUser(final int resId) {
192
193 activity.runOnUiThread(new Runnable() {
194 @Override
195 public void run() {
196 if (messageLoaderToast != null) {
197 messageLoaderToast.cancel();
198 }
199 if (ConversationFragment.this.conversation != conversation) {
200 return;
201 }
202 messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
203 messageLoaderToast.show();
204 }
205 });
206
207 }
208 });
209
210 }
211 }
212 }
213 };
214 private final int KEYCHAIN_UNLOCK_NOT_REQUIRED = 0;
215 private final int KEYCHAIN_UNLOCK_REQUIRED = 1;
216 private final int KEYCHAIN_UNLOCK_PENDING = 2;
217 private int keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
218 protected OnClickListener clickToDecryptListener = new OnClickListener() {
219
220 @Override
221 public void onClick(View v) {
222 if (keychainUnlock == KEYCHAIN_UNLOCK_REQUIRED
223 && activity.hasPgp() && !conversation.getAccount().getPgpDecryptionService().isRunning()) {
224 keychainUnlock = KEYCHAIN_UNLOCK_PENDING;
225 updateSnackBar(conversation);
226 Message message = getLastPgpDecryptableMessage();
227 if (message != null) {
228 activity.xmppConnectionService.getPgpEngine().decrypt(message, new UiCallback<Message>() {
229 @Override
230 public void success(Message object) {
231 conversation.getAccount().getPgpDecryptionService().onKeychainUnlocked();
232 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
233 }
234
235 @Override
236 public void error(int errorCode, Message object) {
237 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
238 }
239
240 @Override
241 public void userInputRequried(PendingIntent pi, Message object) {
242 try {
243 activity.startIntentSenderForResult(pi.getIntentSender(),
244 ConversationActivity.REQUEST_DECRYPT_PGP, null, 0, 0, 0);
245 } catch (SendIntentException e) {
246 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
247 updatePgpMessages();
248 }
249 }
250 });
251 }
252 } else {
253 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
254 updatePgpMessages();
255 }
256 }
257 };
258 protected OnClickListener clickToVerify = new OnClickListener() {
259
260 @Override
261 public void onClick(View v) {
262 activity.verifyOtrSessionDialog(conversation, v);
263 }
264 };
265 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
266
267 @Override
268 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
269 if (actionId == EditorInfo.IME_ACTION_SEND) {
270 InputMethodManager imm = (InputMethodManager) v.getContext()
271 .getSystemService(Context.INPUT_METHOD_SERVICE);
272 if (imm.isFullscreenMode()) {
273 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
274 }
275 sendMessage();
276 return true;
277 } else {
278 return false;
279 }
280 }
281 };
282 private OnClickListener mSendButtonListener = new OnClickListener() {
283
284 @Override
285 public void onClick(View v) {
286 Object tag = v.getTag();
287 if (tag instanceof SendButtonAction) {
288 SendButtonAction action = (SendButtonAction) tag;
289 switch (action) {
290 case TAKE_PHOTO:
291 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
292 break;
293 case SEND_LOCATION:
294 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
295 break;
296 case RECORD_VOICE:
297 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
298 break;
299 case CHOOSE_PICTURE:
300 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
301 break;
302 case CANCEL:
303 if (conversation != null) {
304 if (conversation.getCorrectingMessage() != null) {
305 conversation.setCorrectingMessage(null);
306 mEditMessage.getEditableText().clear();
307 }
308 if (conversation.getMode() == Conversation.MODE_MULTI) {
309 conversation.setNextCounterpart(null);
310 }
311 updateChatMsgHint();
312 updateSendButton();
313 }
314 break;
315 default:
316 sendMessage();
317 }
318 } else {
319 sendMessage();
320 }
321 }
322 };
323 private OnClickListener clickToMuc = new OnClickListener() {
324
325 @Override
326 public void onClick(View v) {
327 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
328 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
329 intent.putExtra("uuid", conversation.getUuid());
330 startActivity(intent);
331 }
332 };
333 private ConversationActivity activity;
334 private Message selectedMessage;
335
336 public void setMessagesLoaded() {
337 this.messagesLoaded = true;
338 }
339
340 private void sendMessage() {
341 final String body = mEditMessage.getText().toString();
342 if (body.length() == 0 || this.conversation == null) {
343 return;
344 }
345 final Message message;
346 if (conversation.getCorrectingMessage() == null) {
347 message = new Message(conversation, body, conversation.getNextEncryption());
348 if (conversation.getMode() == Conversation.MODE_MULTI) {
349 if (conversation.getNextCounterpart() != null) {
350 message.setCounterpart(conversation.getNextCounterpart());
351 message.setType(Message.TYPE_PRIVATE);
352 }
353 }
354 } else {
355 message = conversation.getCorrectingMessage();
356 message.setBody(body);
357 message.setEdited(message.getUuid());
358 message.setUuid(UUID.randomUUID().toString());
359 conversation.setCorrectingMessage(null);
360 }
361 switch (conversation.getNextEncryption()) {
362 case Message.ENCRYPTION_OTR:
363 sendOtrMessage(message);
364 break;
365 case Message.ENCRYPTION_PGP:
366 sendPgpMessage(message);
367 break;
368 case Message.ENCRYPTION_AXOLOTL:
369 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
370 sendAxolotlMessage(message);
371 }
372 break;
373 default:
374 sendPlainTextMessage(message);
375 }
376 }
377
378 public void updateChatMsgHint() {
379 final boolean multi = conversation.getMode() == Conversation.MODE_MULTI;
380 if (conversation.getCorrectingMessage() != null) {
381 this.mEditMessage.setHint(R.string.send_corrected_message);
382 } else if (multi && conversation.getNextCounterpart() != null) {
383 this.mEditMessage.setHint(getString(
384 R.string.send_private_message_to,
385 conversation.getNextCounterpart().getResourcepart()));
386 } else if (multi && !conversation.getMucOptions().participating()) {
387 this.mEditMessage.setHint(R.string.you_are_not_participating);
388 } else {
389 switch (conversation.getNextEncryption()) {
390 case Message.ENCRYPTION_NONE:
391 mEditMessage
392 .setHint(getString(R.string.send_unencrypted_message));
393 break;
394 case Message.ENCRYPTION_OTR:
395 mEditMessage.setHint(getString(R.string.send_otr_message));
396 break;
397 case Message.ENCRYPTION_AXOLOTL:
398 AxolotlService axolotlService = conversation.getAccount().getAxolotlService();
399 if (axolotlService != null && axolotlService.trustedSessionVerified(conversation)) {
400 mEditMessage.setHint(getString(R.string.send_omemo_x509_message));
401 } else {
402 mEditMessage.setHint(getString(R.string.send_omemo_message));
403 }
404 break;
405 case Message.ENCRYPTION_PGP:
406 mEditMessage.setHint(getString(R.string.send_pgp_message));
407 break;
408 default:
409 break;
410 }
411 getActivity().invalidateOptionsMenu();
412 }
413 }
414
415 public void setupIme() {
416 if (activity == null) {
417 return;
418 } else if (activity.usingEnterKey() && activity.enterIsSend()) {
419 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_FLAG_MULTI_LINE));
420 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
421 } else if (activity.usingEnterKey()) {
422 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
423 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
424 } else {
425 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
426 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
427 }
428 }
429
430 @Override
431 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
432 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
433 view.setOnClickListener(null);
434 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
435 mEditMessage.setOnClickListener(new OnClickListener() {
436
437 @Override
438 public void onClick(View v) {
439 if (activity != null) {
440 activity.hideConversationsOverview();
441 }
442 }
443 });
444 mEditMessage.setOnEditorActionListener(mEditorActionListener);
445
446 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
447 mSendButton.setOnClickListener(this.mSendButtonListener);
448
449 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
450 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
451 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
452
453 messagesView = (ListView) view.findViewById(R.id.messages_view);
454 messagesView.setOnScrollListener(mOnScrollListener);
455 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
456 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
457 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
458
459 @Override
460 public void onContactPictureClicked(Message message) {
461 if (message.getStatus() <= Message.STATUS_RECEIVED) {
462 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
463 if (message.getCounterpart() != null) {
464 String user = message.getCounterpart().isBareJid() ? message.getCounterpart().toString() : message.getCounterpart().getResourcepart();
465 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
466 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user),Toast.LENGTH_SHORT).show();
467 }
468 highlightInConference(user);
469 }
470 } else {
471 activity.switchToContactDetails(message.getContact(), message.getAxolotlFingerprint());
472 }
473 } else {
474 Account account = message.getConversation().getAccount();
475 Intent intent = new Intent(activity, EditAccountActivity.class);
476 intent.putExtra("jid", account.getJid().toBareJid().toString());
477 intent.putExtra("fingerprint", message.getAxolotlFingerprint());
478 startActivity(intent);
479 }
480 }
481 });
482 messageListAdapter
483 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
484
485 @Override
486 public void onContactPictureLongClicked(Message message) {
487 if (message.getStatus() <= Message.STATUS_RECEIVED) {
488 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
489 if (message.getCounterpart() != null) {
490 String user = message.getCounterpart().getResourcepart();
491 if (user != null) {
492 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
493 privateMessageWith(message.getCounterpart());
494 } else {
495 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user), Toast.LENGTH_SHORT).show();
496 }
497 }
498 }
499 }
500 } else {
501 activity.showQrCode();
502 }
503 }
504 });
505 messagesView.setAdapter(messageListAdapter);
506
507 registerForContextMenu(messagesView);
508
509 return view;
510 }
511
512 @Override
513 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
514 synchronized (this.messageList) {
515 super.onCreateContextMenu(menu, v, menuInfo);
516 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
517 this.selectedMessage = this.messageList.get(acmi.position);
518 populateContextMenu(menu);
519 }
520 }
521
522 private void populateContextMenu(ContextMenu menu) {
523 final Message m = this.selectedMessage;
524 final Transferable t = m.getTransferable();
525 Message relevantForCorrection = m;
526 while(relevantForCorrection.mergeable(relevantForCorrection.next())) {
527 relevantForCorrection = relevantForCorrection.next();
528 }
529 if (m.getType() != Message.TYPE_STATUS) {
530 activity.getMenuInflater().inflate(R.menu.message_context, menu);
531 menu.setHeaderTitle(R.string.message_options);
532 MenuItem copyText = menu.findItem(R.id.copy_text);
533 MenuItem retryDecryption = menu.findItem(R.id.retry_decryption);
534 MenuItem correctMessage = menu.findItem(R.id.correct_message);
535 MenuItem shareWith = menu.findItem(R.id.share_with);
536 MenuItem sendAgain = menu.findItem(R.id.send_again);
537 MenuItem copyUrl = menu.findItem(R.id.copy_url);
538 MenuItem downloadFile = menu.findItem(R.id.download_file);
539 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
540 if ((m.getType() == Message.TYPE_TEXT || m.getType() == Message.TYPE_PRIVATE)
541 && t == null
542 && !GeoHelper.isGeoUri(m.getBody())
543 && m.treatAsDownloadable() != Message.Decision.MUST) {
544 copyText.setVisible(true);
545 }
546 if (m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
547 retryDecryption.setVisible(true);
548 }
549 if (relevantForCorrection.getType() == Message.TYPE_TEXT
550 && relevantForCorrection.isLastCorrectableMessage()) {
551 correctMessage.setVisible(true);
552 }
553 if ((m.getType() != Message.TYPE_TEXT
554 && m.getType() != Message.TYPE_PRIVATE
555 && t == null)
556 || (GeoHelper.isGeoUri(m.getBody()))) {
557 shareWith.setVisible(true);
558 }
559 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
560 sendAgain.setVisible(true);
561 }
562 if (m.hasFileOnRemoteHost()
563 || GeoHelper.isGeoUri(m.getBody())
564 || m.treatAsDownloadable() == Message.Decision.MUST
565 || (t != null && t instanceof HttpDownloadConnection)) {
566 copyUrl.setVisible(true);
567 }
568 if ((m.getType() == Message.TYPE_TEXT && t == null && m.treatAsDownloadable() != Message.Decision.NEVER)
569 || (m.isFileOrImage() && t instanceof TransferablePlaceholder && m.hasFileOnRemoteHost())){
570 downloadFile.setVisible(true);
571 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
572 }
573 if ((t != null && !(t instanceof TransferablePlaceholder))
574 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
575 || m.getStatus() == Message.STATUS_OFFERED))) {
576 cancelTransmission.setVisible(true);
577 }
578 }
579 }
580
581 @Override
582 public boolean onContextItemSelected(MenuItem item) {
583 switch (item.getItemId()) {
584 case R.id.share_with:
585 shareWith(selectedMessage);
586 return true;
587 case R.id.copy_text:
588 copyText(selectedMessage);
589 return true;
590 case R.id.correct_message:
591 correctMessage(selectedMessage);
592 return true;
593 case R.id.send_again:
594 resendMessage(selectedMessage);
595 return true;
596 case R.id.copy_url:
597 copyUrl(selectedMessage);
598 return true;
599 case R.id.download_file:
600 downloadFile(selectedMessage);
601 return true;
602 case R.id.cancel_transmission:
603 cancelTransmission(selectedMessage);
604 return true;
605 case R.id.retry_decryption:
606 retryDecryption(selectedMessage);
607 return true;
608 default:
609 return super.onContextItemSelected(item);
610 }
611 }
612
613 private void shareWith(Message message) {
614 Intent shareIntent = new Intent();
615 shareIntent.setAction(Intent.ACTION_SEND);
616 if (GeoHelper.isGeoUri(message.getBody())) {
617 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
618 shareIntent.setType("text/plain");
619 } else {
620 shareIntent.putExtra(Intent.EXTRA_STREAM,
621 activity.xmppConnectionService.getFileBackend()
622 .getJingleFileUri(message));
623 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
624 String mime = message.getMimeType();
625 if (mime == null) {
626 mime = "*/*";
627 }
628 shareIntent.setType(mime);
629 }
630 try {
631 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
632 } catch (ActivityNotFoundException e) {
633 //This should happen only on faulty androids because normally chooser is always available
634 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
635 }
636 }
637
638 private void copyText(Message message) {
639 if (activity.copyTextToClipboard(message.getMergedBody(),
640 R.string.message_text)) {
641 Toast.makeText(activity, R.string.message_copied_to_clipboard,
642 Toast.LENGTH_SHORT).show();
643 }
644 }
645
646 private void resendMessage(Message message) {
647 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
648 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
649 if (!file.exists()) {
650 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
651 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
652 return;
653 }
654 }
655 activity.xmppConnectionService.resendFailedMessages(message);
656 }
657
658 private void copyUrl(Message message) {
659 final String url;
660 final int resId;
661 if (GeoHelper.isGeoUri(message.getBody())) {
662 resId = R.string.location;
663 url = message.getBody();
664 } else if (message.hasFileOnRemoteHost()) {
665 resId = R.string.file_url;
666 url = message.getFileParams().url.toString();
667 } else {
668 url = message.getBody().trim();
669 resId = R.string.file_url;
670 }
671 if (activity.copyTextToClipboard(url, resId)) {
672 Toast.makeText(activity, R.string.url_copied_to_clipboard,
673 Toast.LENGTH_SHORT).show();
674 }
675 }
676
677 private void downloadFile(Message message) {
678 activity.xmppConnectionService.getHttpConnectionManager()
679 .createNewDownloadConnection(message,true);
680 }
681
682 private void cancelTransmission(Message message) {
683 Transferable transferable = message.getTransferable();
684 if (transferable != null) {
685 transferable.cancel();
686 } else {
687 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
688 }
689 }
690
691 private void retryDecryption(Message message) {
692 message.setEncryption(Message.ENCRYPTION_PGP);
693 activity.xmppConnectionService.updateConversationUi();
694 conversation.getAccount().getPgpDecryptionService().add(message);
695 }
696
697 protected void privateMessageWith(final Jid counterpart) {
698 this.mEditMessage.setText("");
699 this.conversation.setNextCounterpart(counterpart);
700 updateChatMsgHint();
701 updateSendButton();
702 }
703
704 private void correctMessage(Message message) {
705 while(message.mergeable(message.next())) {
706 message = message.next();
707 }
708 this.conversation.setCorrectingMessage(message);
709 this.mEditMessage.getEditableText().clear();
710 this.mEditMessage.getEditableText().append(message.getBody());
711
712 }
713
714 protected void highlightInConference(String nick) {
715 String oldString = mEditMessage.getText().toString().trim();
716 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
717 mEditMessage.getText().insert(0, nick + ": ");
718 } else {
719 if (mEditMessage.getText().charAt(
720 mEditMessage.getSelectionStart() - 1) != ' ') {
721 nick = " " + nick;
722 }
723 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
724 nick + " ");
725 }
726 }
727
728 @Override
729 public void onStop() {
730 super.onStop();
731 if (this.conversation != null) {
732 final String msg = mEditMessage.getText().toString();
733 this.conversation.setNextMessage(msg);
734 updateChatState(this.conversation, msg);
735 }
736 }
737
738 private void updateChatState(final Conversation conversation, final String msg) {
739 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
740 Account.State status = conversation.getAccount().getStatus();
741 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
742 activity.xmppConnectionService.sendChatState(conversation);
743 }
744 }
745
746 public void reInit(Conversation conversation) {
747 if (conversation == null) {
748 return;
749 }
750 this.activity = (ConversationActivity) getActivity();
751 setupIme();
752 if (this.conversation != null) {
753 final String msg = mEditMessage.getText().toString();
754 this.conversation.setNextMessage(msg);
755 if (this.conversation != conversation) {
756 updateChatState(this.conversation, msg);
757 }
758 this.conversation.trim();
759 }
760
761 this.keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
762 this.conversation = conversation;
763 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
764 this.mEditMessage.setEnabled(canWrite);
765 this.mSendButton.setEnabled(canWrite);
766 this.mEditMessage.setKeyboardListener(null);
767 this.mEditMessage.setText("");
768 this.mEditMessage.append(this.conversation.getNextMessage());
769 this.mEditMessage.setKeyboardListener(this);
770 messageListAdapter.updatePreferences();
771 this.messagesView.setAdapter(messageListAdapter);
772 updateMessages();
773 this.messagesLoaded = true;
774 int size = this.messageList.size();
775 if (size > 0) {
776 messagesView.setSelection(size - 1);
777 }
778 }
779
780 private OnClickListener mEnableAccountListener = new OnClickListener() {
781 @Override
782 public void onClick(View v) {
783 final Account account = conversation == null ? null : conversation.getAccount();
784 if (account != null) {
785 account.setOption(Account.OPTION_DISABLED, false);
786 activity.xmppConnectionService.updateAccount(account);
787 }
788 }
789 };
790
791 private OnClickListener mUnblockClickListener = new OnClickListener() {
792 @Override
793 public void onClick(final View v) {
794 v.post(new Runnable() {
795 @Override
796 public void run() {
797 v.setVisibility(View.INVISIBLE);
798 }
799 });
800 if (conversation.isDomainBlocked()) {
801 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
802 } else {
803 activity.unblockConversation(conversation);
804 }
805 }
806 };
807
808 private OnClickListener mAddBackClickListener = new OnClickListener() {
809
810 @Override
811 public void onClick(View v) {
812 final Contact contact = conversation == null ? null : conversation.getContact();
813 if (contact != null) {
814 activity.xmppConnectionService.createContact(contact);
815 activity.switchToContactDetails(contact);
816 }
817 }
818 };
819
820 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
821 @Override
822 public void onClick(View view) {
823 Intent intent = new Intent(activity, VerifyOTRActivity.class);
824 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
825 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
826 intent.putExtra(VerifyOTRActivity.EXTRA_ACCOUNT, conversation.getAccount().getJid().toBareJid().toString());
827 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
828 startActivity(intent);
829 }
830 };
831
832 private void updateSnackBar(final Conversation conversation) {
833 final Account account = conversation.getAccount();
834 final Contact contact = conversation.getContact();
835 final int mode = conversation.getMode();
836 if (account.getStatus() == Account.State.DISABLED) {
837 showSnackbar(R.string.this_account_is_disabled, R.string.enable, this.mEnableAccountListener);
838 } else if (conversation.isBlocked()) {
839 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
840 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
841 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
842 } else if (mode == Conversation.MODE_MULTI
843 && !conversation.getMucOptions().online()
844 && account.getStatus() == Account.State.ONLINE) {
845 switch (conversation.getMucOptions().getError()) {
846 case NICK_IN_USE:
847 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
848 break;
849 case NO_RESPONSE:
850 showSnackbar(R.string.joining_conference, 0, null);
851 break;
852 case PASSWORD_REQUIRED:
853 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
854 break;
855 case BANNED:
856 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
857 break;
858 case MEMBERS_ONLY:
859 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
860 break;
861 case KICKED:
862 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
863 break;
864 case UNKNOWN:
865 showSnackbar(R.string.conference_unknown_error, R.string.join, joinMuc);
866 break;
867 case SHUTDOWN:
868 showSnackbar(R.string.conference_shutdown, R.string.join, joinMuc);
869 break;
870 default:
871 break;
872 }
873 } else if (keychainUnlock == KEYCHAIN_UNLOCK_REQUIRED) {
874 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
875 } else if (mode == Conversation.MODE_SINGLE
876 && conversation.smpRequested()) {
877 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
878 } else if (mode == Conversation.MODE_SINGLE
879 && conversation.hasValidOtrSession()
880 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
881 && (!conversation.isOtrFingerprintVerified())) {
882 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
883 } else {
884 hideSnackbar();
885 }
886 }
887
888 public void updateMessages() {
889 synchronized (this.messageList) {
890 if (getView() == null) {
891 return;
892 }
893 final ConversationActivity activity = (ConversationActivity) getActivity();
894 if (this.conversation != null) {
895 conversation.populateWithMessages(ConversationFragment.this.messageList);
896 updatePgpMessages();
897 updateSnackBar(conversation);
898 updateStatusMessages();
899 this.messageListAdapter.notifyDataSetChanged();
900 updateChatMsgHint();
901 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
902 activity.sendReadMarkerIfNecessary(conversation);
903 }
904 this.updateSendButton();
905 }
906 }
907 }
908
909 public void updatePgpMessages() {
910 if (keychainUnlock != KEYCHAIN_UNLOCK_PENDING) {
911 if (getLastPgpDecryptableMessage() != null
912 && !conversation.getAccount().getPgpDecryptionService().isRunning()) {
913 keychainUnlock = KEYCHAIN_UNLOCK_REQUIRED;
914 } else {
915 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
916 }
917 }
918 }
919
920 @Nullable
921 private Message getLastPgpDecryptableMessage() {
922 for (final Message message : this.messageList) {
923 if (message.getEncryption() == Message.ENCRYPTION_PGP
924 && (message.getStatus() == Message.STATUS_RECEIVED || message.getStatus() >= Message.STATUS_SEND)
925 && message.getTransferable() == null) {
926 return message;
927 }
928 }
929 return null;
930 }
931
932 private void messageSent() {
933 int size = this.messageList.size();
934 messagesView.setSelection(size - 1);
935 mEditMessage.setText("");
936 updateChatMsgHint();
937 }
938
939 public void setFocusOnInputField() {
940 mEditMessage.requestFocus();
941 }
942
943 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
944
945 private int getSendButtonImageResource(SendButtonAction action, Presence.Status status) {
946 switch (action) {
947 case TEXT:
948 switch (status) {
949 case CHAT:
950 case ONLINE:
951 return R.drawable.ic_send_text_online;
952 case AWAY:
953 return R.drawable.ic_send_text_away;
954 case XA:
955 case DND:
956 return R.drawable.ic_send_text_dnd;
957 default:
958 return R.drawable.ic_send_text_offline;
959 }
960 case TAKE_PHOTO:
961 switch (status) {
962 case CHAT:
963 case ONLINE:
964 return R.drawable.ic_send_photo_online;
965 case AWAY:
966 return R.drawable.ic_send_photo_away;
967 case XA:
968 case DND:
969 return R.drawable.ic_send_photo_dnd;
970 default:
971 return R.drawable.ic_send_photo_offline;
972 }
973 case RECORD_VOICE:
974 switch (status) {
975 case CHAT:
976 case ONLINE:
977 return R.drawable.ic_send_voice_online;
978 case AWAY:
979 return R.drawable.ic_send_voice_away;
980 case XA:
981 case DND:
982 return R.drawable.ic_send_voice_dnd;
983 default:
984 return R.drawable.ic_send_voice_offline;
985 }
986 case SEND_LOCATION:
987 switch (status) {
988 case CHAT:
989 case ONLINE:
990 return R.drawable.ic_send_location_online;
991 case AWAY:
992 return R.drawable.ic_send_location_away;
993 case XA:
994 case DND:
995 return R.drawable.ic_send_location_dnd;
996 default:
997 return R.drawable.ic_send_location_offline;
998 }
999 case CANCEL:
1000 switch (status) {
1001 case CHAT:
1002 case ONLINE:
1003 return R.drawable.ic_send_cancel_online;
1004 case AWAY:
1005 return R.drawable.ic_send_cancel_away;
1006 case XA:
1007 case DND:
1008 return R.drawable.ic_send_cancel_dnd;
1009 default:
1010 return R.drawable.ic_send_cancel_offline;
1011 }
1012 case CHOOSE_PICTURE:
1013 switch (status) {
1014 case CHAT:
1015 case ONLINE:
1016 return R.drawable.ic_send_picture_online;
1017 case AWAY:
1018 return R.drawable.ic_send_picture_away;
1019 case XA:
1020 case DND:
1021 return R.drawable.ic_send_picture_dnd;
1022 default:
1023 return R.drawable.ic_send_picture_offline;
1024 }
1025 }
1026 return R.drawable.ic_send_text_offline;
1027 }
1028
1029 public void updateSendButton() {
1030 final Conversation c = this.conversation;
1031 final SendButtonAction action;
1032 final Presence.Status status;
1033 final String text = this.mEditMessage == null ? "" : this.mEditMessage.getText().toString();
1034 final boolean empty = text.length() == 0;
1035 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
1036 if (c.getCorrectingMessage() != null && (empty || text.equals(c.getCorrectingMessage().getBody()))) {
1037 action = SendButtonAction.CANCEL;
1038 } else if (conference && !c.getAccount().httpUploadAvailable()) {
1039 if (empty && c.getNextCounterpart() != null) {
1040 action = SendButtonAction.CANCEL;
1041 } else {
1042 action = SendButtonAction.TEXT;
1043 }
1044 } else {
1045 if (empty) {
1046 if (conference && c.getNextCounterpart() != null) {
1047 action = SendButtonAction.CANCEL;
1048 } else {
1049 String setting = activity.getPreferences().getString("quick_action", "recent");
1050 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
1051 setting = "location";
1052 } else if (setting.equals("recent")) {
1053 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
1054 }
1055 switch (setting) {
1056 case "photo":
1057 action = SendButtonAction.TAKE_PHOTO;
1058 break;
1059 case "location":
1060 action = SendButtonAction.SEND_LOCATION;
1061 break;
1062 case "voice":
1063 action = SendButtonAction.RECORD_VOICE;
1064 break;
1065 case "picture":
1066 action = SendButtonAction.CHOOSE_PICTURE;
1067 break;
1068 default:
1069 action = SendButtonAction.TEXT;
1070 break;
1071 }
1072 }
1073 } else {
1074 action = SendButtonAction.TEXT;
1075 }
1076 }
1077 if (activity.useSendButtonToIndicateStatus() && c != null
1078 && c.getAccount().getStatus() == Account.State.ONLINE) {
1079 if (c.getMode() == Conversation.MODE_SINGLE) {
1080 status = c.getContact().getMostAvailableStatus();
1081 } else {
1082 status = c.getMucOptions().online() ? Presence.Status.ONLINE : Presence.Status.OFFLINE;
1083 }
1084 } else {
1085 status = Presence.Status.OFFLINE;
1086 }
1087 this.mSendButton.setTag(action);
1088 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1089 }
1090
1091 protected void updateStatusMessages() {
1092 synchronized (this.messageList) {
1093 if (showLoadMoreMessages(conversation)) {
1094 this.messageList.add(0, Message.createLoadMoreMessage(conversation));
1095 }
1096 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1097 ChatState state = conversation.getIncomingChatState();
1098 if (state == ChatState.COMPOSING) {
1099 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1100 } else if (state == ChatState.PAUSED) {
1101 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1102 } else {
1103 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1104 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1105 return;
1106 } else {
1107 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1108 this.messageList.add(i + 1,
1109 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1110 return;
1111 }
1112 }
1113 }
1114 }
1115 }
1116 }
1117 }
1118
1119 private boolean showLoadMoreMessages(final Conversation c) {
1120 final boolean mam = hasMamSupport(c);
1121 final MessageArchiveService service = activity.xmppConnectionService.getMessageArchiveService();
1122 return mam && (c.getLastClearHistory() != 0 || (c.countMessages() == 0 && c.hasMessagesLeftOnServer() && !service.queryInProgress(c)));
1123 }
1124
1125 private boolean hasMamSupport(final Conversation c) {
1126 if (c.getMode() == Conversation.MODE_SINGLE) {
1127 final XmppConnection connection = c.getAccount().getXmppConnection();
1128 return connection != null && connection.getFeatures().mam();
1129 } else {
1130 return c.getMucOptions().mamSupport();
1131 }
1132 }
1133
1134 protected void showSnackbar(final int message, final int action, final OnClickListener clickListener) {
1135 snackbar.setVisibility(View.VISIBLE);
1136 snackbar.setOnClickListener(null);
1137 snackbarMessage.setText(message);
1138 snackbarMessage.setOnClickListener(null);
1139 snackbarAction.setVisibility(clickListener == null ? View.GONE : View.VISIBLE);
1140 if (action != 0) {
1141 snackbarAction.setText(action);
1142 }
1143 snackbarAction.setOnClickListener(clickListener);
1144 }
1145
1146 protected void hideSnackbar() {
1147 snackbar.setVisibility(View.GONE);
1148 }
1149
1150 protected void sendPlainTextMessage(Message message) {
1151 ConversationActivity activity = (ConversationActivity) getActivity();
1152 activity.xmppConnectionService.sendMessage(message);
1153 messageSent();
1154 }
1155
1156 protected void sendPgpMessage(final Message message) {
1157 final ConversationActivity activity = (ConversationActivity) getActivity();
1158 final XmppConnectionService xmppService = activity.xmppConnectionService;
1159 final Contact contact = message.getConversation().getContact();
1160 if (!activity.hasPgp()) {
1161 activity.showInstallPgpDialog();
1162 return;
1163 }
1164 if (conversation.getAccount().getPgpSignature() == null) {
1165 activity.announcePgp(conversation.getAccount(), conversation);
1166 return;
1167 }
1168 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1169 if (contact.getPgpKeyId() != 0) {
1170 xmppService.getPgpEngine().hasKey(contact,
1171 new UiCallback<Contact>() {
1172
1173 @Override
1174 public void userInputRequried(PendingIntent pi,
1175 Contact contact) {
1176 activity.runIntent(
1177 pi,
1178 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1179 }
1180
1181 @Override
1182 public void success(Contact contact) {
1183 messageSent();
1184 activity.encryptTextMessage(message);
1185 }
1186
1187 @Override
1188 public void error(int error, Contact contact) {
1189 System.out.println();
1190 }
1191 });
1192
1193 } else {
1194 showNoPGPKeyDialog(false,
1195 new DialogInterface.OnClickListener() {
1196
1197 @Override
1198 public void onClick(DialogInterface dialog,
1199 int which) {
1200 conversation
1201 .setNextEncryption(Message.ENCRYPTION_NONE);
1202 xmppService.databaseBackend
1203 .updateConversation(conversation);
1204 message.setEncryption(Message.ENCRYPTION_NONE);
1205 xmppService.sendMessage(message);
1206 messageSent();
1207 }
1208 });
1209 }
1210 } else {
1211 if (conversation.getMucOptions().pgpKeysInUse()) {
1212 if (!conversation.getMucOptions().everybodyHasKeys()) {
1213 Toast warning = Toast
1214 .makeText(getActivity(),
1215 R.string.missing_public_keys,
1216 Toast.LENGTH_LONG);
1217 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1218 warning.show();
1219 }
1220 activity.encryptTextMessage(message);
1221 messageSent();
1222 } else {
1223 showNoPGPKeyDialog(true,
1224 new DialogInterface.OnClickListener() {
1225
1226 @Override
1227 public void onClick(DialogInterface dialog,
1228 int which) {
1229 conversation
1230 .setNextEncryption(Message.ENCRYPTION_NONE);
1231 message.setEncryption(Message.ENCRYPTION_NONE);
1232 xmppService.databaseBackend
1233 .updateConversation(conversation);
1234 xmppService.sendMessage(message);
1235 messageSent();
1236 }
1237 });
1238 }
1239 }
1240 }
1241
1242 public void showNoPGPKeyDialog(boolean plural,
1243 DialogInterface.OnClickListener listener) {
1244 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1245 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1246 if (plural) {
1247 builder.setTitle(getString(R.string.no_pgp_keys));
1248 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1249 } else {
1250 builder.setTitle(getString(R.string.no_pgp_key));
1251 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1252 }
1253 builder.setNegativeButton(getString(R.string.cancel), null);
1254 builder.setPositiveButton(getString(R.string.send_unencrypted),
1255 listener);
1256 builder.create().show();
1257 }
1258
1259 protected void sendAxolotlMessage(final Message message) {
1260 final ConversationActivity activity = (ConversationActivity) getActivity();
1261 final XmppConnectionService xmppService = activity.xmppConnectionService;
1262 xmppService.sendMessage(message);
1263 messageSent();
1264 }
1265
1266 protected void sendOtrMessage(final Message message) {
1267 final ConversationActivity activity = (ConversationActivity) getActivity();
1268 final XmppConnectionService xmppService = activity.xmppConnectionService;
1269 activity.selectPresence(message.getConversation(),
1270 new OnPresenceSelected() {
1271
1272 @Override
1273 public void onPresenceSelected() {
1274 message.setCounterpart(conversation.getNextCounterpart());
1275 xmppService.sendMessage(message);
1276 messageSent();
1277 }
1278 });
1279 }
1280
1281 public void appendText(String text) {
1282 if (text == null) {
1283 return;
1284 }
1285 String previous = this.mEditMessage.getText().toString();
1286 if (previous.length() != 0 && !previous.endsWith(" ")) {
1287 text = " " + text;
1288 }
1289 this.mEditMessage.append(text);
1290 }
1291
1292 @Override
1293 public boolean onEnterPressed() {
1294 if (activity.enterIsSend()) {
1295 sendMessage();
1296 return true;
1297 } else {
1298 return false;
1299 }
1300 }
1301
1302 @Override
1303 public void onTypingStarted() {
1304 Account.State status = conversation.getAccount().getStatus();
1305 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1306 activity.xmppConnectionService.sendChatState(conversation);
1307 }
1308 activity.hideConversationsOverview();
1309 updateSendButton();
1310 }
1311
1312 @Override
1313 public void onTypingStopped() {
1314 Account.State status = conversation.getAccount().getStatus();
1315 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1316 activity.xmppConnectionService.sendChatState(conversation);
1317 }
1318 }
1319
1320 @Override
1321 public void onTextDeleted() {
1322 Account.State status = conversation.getAccount().getStatus();
1323 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1324 activity.xmppConnectionService.sendChatState(conversation);
1325 }
1326 updateSendButton();
1327 }
1328
1329 @Override
1330 public void onTextChanged() {
1331 if (conversation != null && conversation.getCorrectingMessage() != null) {
1332 updateSendButton();
1333 }
1334 }
1335
1336 private int completionIndex = 0;
1337 private int lastCompletionLength = 0;
1338 private String incomplete;
1339 private int lastCompletionCursor;
1340 private boolean firstWord = false;
1341
1342 @Override
1343 public boolean onTabPressed(boolean repeated) {
1344 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1345 return false;
1346 }
1347 if (repeated) {
1348 completionIndex++;
1349 } else {
1350 lastCompletionLength = 0;
1351 completionIndex = 0;
1352 final String content = mEditMessage.getText().toString();
1353 lastCompletionCursor = mEditMessage.getSelectionEnd();
1354 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1355 firstWord = start == 0;
1356 incomplete = content.substring(start,lastCompletionCursor);
1357 }
1358 List<String> completions = new ArrayList<>();
1359 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1360 if (user.getName().startsWith(incomplete)) {
1361 completions.add(user.getName()+(firstWord ? ": " : " "));
1362 }
1363 }
1364 Collections.sort(completions);
1365 if (completions.size() > completionIndex) {
1366 String completion = completions.get(completionIndex).substring(incomplete.length());
1367 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1368 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1369 lastCompletionLength = completion.length();
1370 } else {
1371 completionIndex = -1;
1372 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1373 lastCompletionLength = 0;
1374 }
1375 return true;
1376 }
1377
1378 @Override
1379 public void onActivityResult(int requestCode, int resultCode,
1380 final Intent data) {
1381 if (resultCode == Activity.RESULT_OK) {
1382 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1383 activity.getSelectedConversation().getAccount().getPgpDecryptionService().onKeychainUnlocked();
1384 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
1385 updatePgpMessages();
1386 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1387 final String body = mEditMessage.getText().toString();
1388 Message message = new Message(conversation, body, conversation.getNextEncryption());
1389 sendAxolotlMessage(message);
1390 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1391 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1392 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1393 }
1394 } else {
1395 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1396 keychainUnlock = KEYCHAIN_UNLOCK_NOT_REQUIRED;
1397 updatePgpMessages();
1398 }
1399 }
1400 }
1401
1402}