1package eu.siacs.conversations.ui;
2
3import android.app.AlertDialog;
4import android.app.Fragment;
5import android.app.PendingIntent;
6import android.content.Context;
7import android.content.DialogInterface;
8import android.content.Intent;
9import android.content.IntentSender;
10import android.content.IntentSender.SendIntentException;
11import android.os.Bundle;
12import android.view.ContextMenu;
13import android.view.ContextMenu.ContextMenuInfo;
14import android.view.Gravity;
15import android.view.KeyEvent;
16import android.view.LayoutInflater;
17import android.view.MenuItem;
18import android.view.View;
19import android.view.View.OnClickListener;
20import android.view.ViewGroup;
21import android.view.inputmethod.EditorInfo;
22import android.view.inputmethod.InputMethodManager;
23import android.widget.AbsListView;
24import android.widget.AbsListView.OnScrollListener;
25import android.widget.AdapterView;
26import android.widget.AdapterView.AdapterContextMenuInfo;
27import android.widget.ImageButton;
28import android.widget.ListView;
29import android.widget.RelativeLayout;
30import android.widget.TextView;
31import android.widget.TextView.OnEditorActionListener;
32import android.widget.Toast;
33
34import net.java.otr4j.session.SessionStatus;
35
36import java.util.ArrayList;
37import java.util.List;
38import java.util.Set;
39import java.util.concurrent.ConcurrentLinkedQueue;
40
41import eu.siacs.conversations.R;
42import eu.siacs.conversations.crypto.PgpEngine;
43import eu.siacs.conversations.entities.Account;
44import eu.siacs.conversations.entities.Contact;
45import eu.siacs.conversations.entities.Conversation;
46import eu.siacs.conversations.entities.Message;
47import eu.siacs.conversations.entities.MucOptions;
48import eu.siacs.conversations.entities.Presences;
49import eu.siacs.conversations.services.XmppConnectionService;
50import eu.siacs.conversations.ui.EditMessage.OnEnterPressed;
51import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
52import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
53import eu.siacs.conversations.ui.adapter.MessageAdapter;
54import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
55import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
56import eu.siacs.conversations.utils.UIHelper;
57
58public class ConversationFragment extends Fragment {
59
60 protected Conversation conversation;
61 private OnClickListener leaveMuc = new OnClickListener() {
62
63 @Override
64 public void onClick(View v) {
65 activity.endConversation(conversation);
66 }
67 };
68 private OnClickListener joinMuc = new OnClickListener() {
69
70 @Override
71 public void onClick(View v) {
72 activity.xmppConnectionService.joinMuc(conversation);
73 }
74 };
75 private OnClickListener enterPassword = new OnClickListener() {
76
77 @Override
78 public void onClick(View v) {
79 MucOptions muc = conversation.getMucOptions();
80 String password = muc.getPassword();
81 if (password == null) {
82 password = "";
83 }
84 activity.quickPasswordEdit(password, new OnValueEdited() {
85
86 @Override
87 public void onValueEdited(String value) {
88 activity.xmppConnectionService.providePasswordForMuc(
89 conversation, value);
90 }
91 });
92 }
93 };
94 protected ListView messagesView;
95 protected LayoutInflater inflater;
96 protected List<Message> messageList = new ArrayList<Message>();
97 protected MessageAdapter messageListAdapter;
98 protected Contact contact;
99 protected String queuedPqpMessage = null;
100 private EditMessage mEditMessage;
101 private ImageButton mSendButton;
102 private RelativeLayout snackbar;
103 private TextView snackbarMessage;
104 private TextView snackbarAction;
105 private boolean messagesLoaded = false;
106 private OnScrollListener mOnScrollListener = new OnScrollListener() {
107
108 @Override
109 public void onScrollStateChanged(AbsListView view, int scrollState) {
110 // TODO Auto-generated method stub
111
112 }
113
114 @Override
115 public void onScroll(AbsListView view, int firstVisibleItem,
116 int visibleItemCount, int totalItemCount) {
117 if (firstVisibleItem == 0 && messagesLoaded) {
118 long timestamp = messageList.get(0).getTimeSent();
119 messagesLoaded = false;
120 int size = activity.xmppConnectionService.loadMoreMessages(
121 conversation, timestamp);
122 messageList.clear();
123 messageList.addAll(conversation.getMessages());
124 updateStatusMessages();
125 messageListAdapter.notifyDataSetChanged();
126 if (size != 0) {
127 messagesLoaded = true;
128 }
129 messagesView.setSelectionFromTop(size + 1, 0);
130 }
131 }
132 };
133 private IntentSender askForPassphraseIntent = null;
134 protected OnClickListener clickToDecryptListener = new OnClickListener() {
135
136 @Override
137 public void onClick(View v) {
138 if (activity.hasPgp() && askForPassphraseIntent != null) {
139 try {
140 getActivity().startIntentSenderForResult(
141 askForPassphraseIntent,
142 ConversationActivity.REQUEST_DECRYPT_PGP, null, 0,
143 0, 0);
144 } catch (SendIntentException e) {
145 //
146 }
147 }
148 }
149 };
150 private ConcurrentLinkedQueue<Message> mEncryptedMessages = new ConcurrentLinkedQueue<Message>();
151 private boolean mDecryptJobRunning = false;
152 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
153
154 @Override
155 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
156 if (actionId == EditorInfo.IME_ACTION_SEND) {
157 InputMethodManager imm = (InputMethodManager) v.getContext()
158 .getSystemService(Context.INPUT_METHOD_SERVICE);
159 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
160 sendMessage();
161 return true;
162 } else {
163 return false;
164 }
165 }
166 };
167 private OnClickListener mSendButtonListener = new OnClickListener() {
168
169 @Override
170 public void onClick(View v) {
171 sendMessage();
172 }
173 };
174 private OnClickListener clickToMuc = new OnClickListener() {
175
176 @Override
177 public void onClick(View v) {
178 Intent intent = new Intent(getActivity(),
179 ConferenceDetailsActivity.class);
180 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
181 intent.putExtra("uuid", conversation.getUuid());
182 startActivity(intent);
183 }
184 };
185 private ConversationActivity activity;
186 private Message selectedMessage;
187
188 private void sendMessage() {
189 if (this.conversation == null) {
190 return;
191 }
192 if (mEditMessage.getText().length() < 1) {
193 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
194 conversation.setNextPresence(null);
195 updateChatMsgHint();
196 }
197 return;
198 }
199 Message message = new Message(conversation, mEditMessage.getText()
200 .toString(), conversation.getNextEncryption(activity
201 .forceEncryption()));
202 if (conversation.getMode() == Conversation.MODE_MULTI) {
203 if (conversation.getNextPresence() != null) {
204 message.setPresence(conversation.getNextPresence());
205 message.setType(Message.TYPE_PRIVATE);
206 conversation.setNextPresence(null);
207 }
208 }
209 if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_OTR) {
210 sendOtrMessage(message);
211 } else if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_PGP) {
212 sendPgpMessage(message);
213 } else {
214 sendPlainTextMessage(message);
215 }
216 }
217
218 public void updateChatMsgHint() {
219 if (conversation.getMode() == Conversation.MODE_MULTI
220 && conversation.getNextPresence() != null) {
221 this.mEditMessage.setHint(getString(
222 R.string.send_private_message_to,
223 conversation.getNextPresence()));
224 } else {
225 switch (conversation.getNextEncryption(activity.forceEncryption())) {
226 case Message.ENCRYPTION_NONE:
227 mEditMessage
228 .setHint(getString(R.string.send_plain_text_message));
229 break;
230 case Message.ENCRYPTION_OTR:
231 mEditMessage.setHint(getString(R.string.send_otr_message));
232 break;
233 case Message.ENCRYPTION_PGP:
234 mEditMessage.setHint(getString(R.string.send_pgp_message));
235 break;
236 default:
237 break;
238 }
239 }
240 }
241
242 @Override
243 public View onCreateView(final LayoutInflater inflater,
244 ViewGroup container, Bundle savedInstanceState) {
245 final View view = inflater.inflate(R.layout.fragment_conversation,
246 container, false);
247 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
248 mEditMessage.setOnClickListener(new OnClickListener() {
249
250 @Override
251 public void onClick(View v) {
252 activity.hideConversationsOverview();
253 }
254 });
255 mEditMessage.setOnEditorActionListener(mEditorActionListener);
256 mEditMessage.setOnEnterPressedListener(new OnEnterPressed() {
257
258 @Override
259 public void onEnterPressed() {
260 sendMessage();
261 }
262 });
263
264 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
265 mSendButton.setOnClickListener(this.mSendButtonListener);
266
267 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
268 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
269 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
270
271 messagesView = (ListView) view.findViewById(R.id.messages_view);
272 messagesView.setOnScrollListener(mOnScrollListener);
273 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
274 messageListAdapter = new MessageAdapter(
275 (ConversationActivity) getActivity(), this.messageList);
276 messageListAdapter
277 .setOnContactPictureClicked(new OnContactPictureClicked() {
278
279 @Override
280 public void onContactPictureClicked(Message message) {
281 if (message.getStatus() <= Message.STATUS_RECEIVED) {
282 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
283 if (message.getPresence() != null) {
284 highlightInConference(message.getPresence());
285 } else {
286 highlightInConference(message
287 .getCounterpart());
288 }
289 } else {
290 Contact contact = message.getConversation()
291 .getContact();
292 if (contact.showInRoster()) {
293 activity.switchToContactDetails(contact);
294 } else {
295 activity.showAddToRosterDialog(message
296 .getConversation());
297 }
298 }
299 } else {
300 Account account = message.getConversation().getAccount();
301 Intent intent = new Intent(activity, EditAccountActivity.class);
302 intent.putExtra("jid", account.getJid());
303 startActivity(intent);
304 }
305 }
306 });
307 messageListAdapter
308 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
309
310 @Override
311 public void onContactPictureLongClicked(Message message) {
312 if (message.getStatus() <= Message.STATUS_RECEIVED) {
313 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
314 if (message.getPresence() != null) {
315 privateMessageWith(message.getPresence());
316 } else {
317 privateMessageWith(message.getCounterpart());
318 }
319 }
320 }
321 }
322 });
323 messagesView.setAdapter(messageListAdapter);
324
325 registerForContextMenu(messagesView);
326
327 return view;
328 }
329
330 @Override
331 public void onCreateContextMenu(ContextMenu menu, View v,
332 ContextMenuInfo menuInfo) {
333 super.onCreateContextMenu(menu, v, menuInfo);
334 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
335 this.selectedMessage = this.messageList.get(acmi.position);
336 populateContextMenu(menu);
337 }
338
339 private void populateContextMenu(ContextMenu menu) {
340 if (this.selectedMessage.getType() != Message.TYPE_STATUS) {
341 activity.getMenuInflater().inflate(R.menu.message_context, menu);
342 menu.setHeaderTitle(R.string.message_options);
343 MenuItem copyText = menu.findItem(R.id.copy_text);
344 MenuItem shareImage = menu.findItem(R.id.share_image);
345 MenuItem sendAgain = menu.findItem(R.id.send_again);
346 MenuItem copyUrl = menu.findItem(R.id.copy_url);
347 MenuItem downloadImage = menu.findItem(R.id.download_image);
348 if (this.selectedMessage.getType() != Message.TYPE_TEXT
349 || this.selectedMessage.getDownloadable() != null) {
350 copyText.setVisible(false);
351 }
352 if (this.selectedMessage.getType() != Message.TYPE_IMAGE
353 || this.selectedMessage.getDownloadable() != null) {
354 shareImage.setVisible(false);
355 }
356 if (this.selectedMessage.getStatus() != Message.STATUS_SEND_FAILED) {
357 sendAgain.setVisible(false);
358 }
359 if ((this.selectedMessage.getType() != Message.TYPE_IMAGE && this.selectedMessage
360 .getDownloadable() == null)
361 || this.selectedMessage.getImageParams().url == null) {
362 copyUrl.setVisible(false);
363 }
364
365 if (this.selectedMessage.getType() != Message.TYPE_TEXT
366 || this.selectedMessage.getDownloadable() != null
367 || !this.selectedMessage.bodyContainsDownloadable()) {
368 downloadImage.setVisible(false);
369 }
370 }
371 }
372
373 @Override
374 public boolean onContextItemSelected(MenuItem item) {
375 switch (item.getItemId()) {
376 case R.id.share_image:
377 shareImage(selectedMessage);
378 return true;
379 case R.id.copy_text:
380 copyText(selectedMessage);
381 return true;
382 case R.id.send_again:
383 resendMessage(selectedMessage);
384 return true;
385 case R.id.copy_url:
386 copyUrl(selectedMessage);
387 return true;
388 case R.id.download_image:
389 downloadImage(selectedMessage);
390 return true;
391 default:
392 return super.onContextItemSelected(item);
393 }
394 }
395
396 private void shareImage(Message message) {
397 Intent shareIntent = new Intent();
398 shareIntent.setAction(Intent.ACTION_SEND);
399 shareIntent.putExtra(Intent.EXTRA_STREAM,
400 activity.xmppConnectionService.getFileBackend()
401 .getJingleFileUri(message));
402 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
403 shareIntent.setType("image/webp");
404 activity.startActivity(Intent.createChooser(shareIntent,
405 getText(R.string.share_with)));
406 }
407
408 private void copyText(Message message) {
409 if (activity.copyTextToClipboard(message.getMergedBody(),
410 R.string.message_text)) {
411 Toast.makeText(activity, R.string.message_copied_to_clipboard,
412 Toast.LENGTH_SHORT).show();
413 }
414 }
415
416 private void resendMessage(Message message) {
417 activity.xmppConnectionService.resendFailedMessages(message);
418 }
419
420 private void copyUrl(Message message) {
421 if (activity.copyTextToClipboard(
422 message.getImageParams().url.toString(), R.string.image_url)) {
423 Toast.makeText(activity, R.string.url_copied_to_clipboard,
424 Toast.LENGTH_SHORT).show();
425 }
426 }
427
428 private void downloadImage(Message message) {
429 activity.xmppConnectionService.getHttpConnectionManager()
430 .createNewConnection(message);
431 }
432
433 protected void privateMessageWith(String counterpart) {
434 this.mEditMessage.setText("");
435 this.conversation.setNextPresence(counterpart);
436 updateChatMsgHint();
437 }
438
439 protected void highlightInConference(String nick) {
440 String oldString = mEditMessage.getText().toString().trim();
441 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
442 mEditMessage.getText().insert(0, nick + ": ");
443 } else {
444 if (mEditMessage.getText().charAt(
445 mEditMessage.getSelectionStart() - 1) != ' ') {
446 nick = " " + nick;
447 }
448 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
449 nick + " ");
450 }
451 }
452
453 @Override
454 public void onStop() {
455 mDecryptJobRunning = false;
456 super.onStop();
457 if (this.conversation != null) {
458 this.conversation.setNextMessage(mEditMessage.getText().toString());
459 }
460 }
461
462 public void reInit(Conversation conversation) {
463 if (this.conversation != null) {
464 this.conversation.setNextMessage(mEditMessage.getText().toString());
465 }
466 this.activity = (ConversationActivity) getActivity();
467 this.conversation = conversation;
468 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
469 this.conversation.setNextPresence(null);
470 }
471 this.mEditMessage.setText("");
472 this.mEditMessage.append(this.conversation.getNextMessage());
473 this.messagesView.invalidate();
474 updateMessages();
475 }
476
477 public void updateMessages() {
478 if (getView() == null) {
479 return;
480 }
481 hideSnackbar();
482 final ConversationActivity activity = (ConversationActivity) getActivity();
483 if (this.conversation != null) {
484 final Contact contact = this.conversation.getContact();
485 if (this.conversation.isMuted()) {
486 showSnackbar(R.string.notifications_disabled, R.string.enable,
487 new OnClickListener() {
488
489 @Override
490 public void onClick(View v) {
491 conversation.setMutedTill(0);
492 activity.xmppConnectionService.databaseBackend
493 .updateConversation(conversation);
494 updateMessages();
495 }
496 });
497 } else if (!contact.showInRoster()
498 && contact
499 .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
500 showSnackbar(R.string.contact_added_you, R.string.add_back,
501 new OnClickListener() {
502
503 @Override
504 public void onClick(View v) {
505 activity.xmppConnectionService
506 .createContact(contact);
507 activity.switchToContactDetails(contact);
508 }
509 });
510 }
511 for (Message message : this.conversation.getMessages()) {
512 if (message.getEncryption() == Message.ENCRYPTION_PGP
513 && (message.getStatus() == Message.STATUS_RECEIVED || message
514 .getStatus() >= Message.STATUS_SEND)
515 && message.getDownloadable() == null) {
516 if (!mEncryptedMessages.contains(message)) {
517 mEncryptedMessages.add(message);
518 }
519 }
520 }
521 decryptNext();
522 this.messageList.clear();
523 if (this.conversation.getMessages().size() == 0) {
524 messagesLoaded = false;
525 } else {
526 this.messageList.addAll(this.conversation.getMessages());
527 messagesLoaded = true;
528 updateStatusMessages();
529 }
530 this.messageListAdapter.notifyDataSetChanged();
531 if (conversation.getMode() == Conversation.MODE_SINGLE) {
532 if (messageList.size() >= 1) {
533 makeFingerprintWarning();
534 }
535 } else {
536 if (!conversation.getMucOptions().online()
537 && conversation.getAccount().getStatus() == Account.STATUS_ONLINE) {
538 int error = conversation.getMucOptions().getError();
539 switch (error) {
540 case MucOptions.ERROR_NICK_IN_USE:
541 showSnackbar(R.string.nick_in_use, R.string.edit,
542 clickToMuc);
543 break;
544 case MucOptions.ERROR_ROOM_NOT_FOUND:
545 showSnackbar(R.string.conference_not_found,
546 R.string.leave, leaveMuc);
547 break;
548 case MucOptions.ERROR_PASSWORD_REQUIRED:
549 showSnackbar(R.string.conference_requires_password,
550 R.string.enter_password, enterPassword);
551 break;
552 case MucOptions.ERROR_BANNED:
553 showSnackbar(R.string.conference_banned,
554 R.string.leave, leaveMuc);
555 break;
556 case MucOptions.ERROR_MEMBERS_ONLY:
557 showSnackbar(R.string.conference_members_only,
558 R.string.leave, leaveMuc);
559 break;
560 case MucOptions.KICKED_FROM_ROOM:
561 showSnackbar(R.string.conference_kicked, R.string.join,
562 joinMuc);
563 break;
564 default:
565 break;
566 }
567 }
568 }
569 updateChatMsgHint();
570 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
571 activity.xmppConnectionService.markRead(conversation, true);
572 activity.updateConversationList();
573 }
574 this.updateSendButton();
575 }
576 }
577
578 private void decryptNext() {
579 Message next = this.mEncryptedMessages.peek();
580 PgpEngine engine = activity.xmppConnectionService.getPgpEngine();
581
582 if (next != null && engine != null && !mDecryptJobRunning) {
583 mDecryptJobRunning = true;
584 engine.decrypt(next, new UiCallback<Message>() {
585
586 @Override
587 public void userInputRequried(PendingIntent pi, Message message) {
588 mDecryptJobRunning = false;
589 askForPassphraseIntent = pi.getIntentSender();
590 showSnackbar(R.string.openpgp_messages_found,
591 R.string.decrypt, clickToDecryptListener);
592 }
593
594 @Override
595 public void success(Message message) {
596 mDecryptJobRunning = false;
597 mEncryptedMessages.remove();
598 activity.xmppConnectionService.updateMessage(message);
599 }
600
601 @Override
602 public void error(int error, Message message) {
603 message.setEncryption(Message.ENCRYPTION_DECRYPTION_FAILED);
604 mDecryptJobRunning = false;
605 mEncryptedMessages.remove();
606 activity.xmppConnectionService.updateConversationUi();
607 }
608 });
609 }
610 }
611
612 private void messageSent() {
613 int size = this.messageList.size();
614 messagesView.setSelection(size - 1);
615 mEditMessage.setText("");
616 updateChatMsgHint();
617 }
618
619 public void updateSendButton() {
620 Conversation c = this.conversation;
621 if (activity.useSendButtonToIndicateStatus() && c != null
622 && c.getAccount().getStatus() == Account.STATUS_ONLINE) {
623 if (c.getMode() == Conversation.MODE_SINGLE) {
624 switch (c.getContact().getMostAvailableStatus()) {
625 case Presences.CHAT:
626 this.mSendButton
627 .setImageResource(R.drawable.ic_action_send_now_online);
628 break;
629 case Presences.ONLINE:
630 this.mSendButton
631 .setImageResource(R.drawable.ic_action_send_now_online);
632 break;
633 case Presences.AWAY:
634 this.mSendButton
635 .setImageResource(R.drawable.ic_action_send_now_away);
636 break;
637 case Presences.XA:
638 this.mSendButton
639 .setImageResource(R.drawable.ic_action_send_now_away);
640 break;
641 case Presences.DND:
642 this.mSendButton
643 .setImageResource(R.drawable.ic_action_send_now_dnd);
644 break;
645 default:
646 this.mSendButton
647 .setImageResource(R.drawable.ic_action_send_now_offline);
648 break;
649 }
650 } else if (c.getMode() == Conversation.MODE_MULTI) {
651 if (c.getMucOptions().online()) {
652 this.mSendButton
653 .setImageResource(R.drawable.ic_action_send_now_online);
654 } else {
655 this.mSendButton
656 .setImageResource(R.drawable.ic_action_send_now_offline);
657 }
658 } else {
659 this.mSendButton
660 .setImageResource(R.drawable.ic_action_send_now_offline);
661 }
662 } else {
663 this.mSendButton
664 .setImageResource(R.drawable.ic_action_send_now_offline);
665 }
666 }
667
668 protected void updateStatusMessages() {
669 if (conversation.getMode() == Conversation.MODE_SINGLE) {
670 for (int i = this.messageList.size() - 1; i >= 0; --i) {
671 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
672 return;
673 } else {
674 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
675 this.messageList.add(i + 1,
676 Message.createStatusMessage(conversation));
677 return;
678 }
679 }
680 }
681 }
682 }
683
684 protected void makeFingerprintWarning() {
685 Set<String> knownFingerprints = conversation.getContact()
686 .getOtrFingerprints();
687 if (conversation.hasValidOtrSession()
688 && (!conversation.isMuted())
689 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) && (!knownFingerprints
690 .contains(conversation.getOtrFingerprint()))) {
691 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify,
692 new OnClickListener() {
693
694 @Override
695 public void onClick(View v) {
696 if (conversation.getOtrFingerprint() != null) {
697 AlertDialog dialog = UIHelper
698 .getVerifyFingerprintDialog(
699 (ConversationActivity) getActivity(),
700 conversation, snackbar);
701 dialog.show();
702 }
703 }
704 });
705 }
706 }
707
708 protected void showSnackbar(int message, int action,
709 OnClickListener clickListener) {
710 snackbar.setVisibility(View.VISIBLE);
711 snackbar.setOnClickListener(null);
712 snackbarMessage.setText(message);
713 snackbarMessage.setOnClickListener(null);
714 snackbarAction.setText(action);
715 snackbarAction.setOnClickListener(clickListener);
716 }
717
718 protected void hideSnackbar() {
719 snackbar.setVisibility(View.GONE);
720 }
721
722 protected void sendPlainTextMessage(Message message) {
723 ConversationActivity activity = (ConversationActivity) getActivity();
724 activity.xmppConnectionService.sendMessage(message);
725 messageSent();
726 }
727
728 protected void sendPgpMessage(final Message message) {
729 final ConversationActivity activity = (ConversationActivity) getActivity();
730 final XmppConnectionService xmppService = activity.xmppConnectionService;
731 final Contact contact = message.getConversation().getContact();
732 if (activity.hasPgp()) {
733 if (conversation.getMode() == Conversation.MODE_SINGLE) {
734 if (contact.getPgpKeyId() != 0) {
735 xmppService.getPgpEngine().hasKey(contact,
736 new UiCallback<Contact>() {
737
738 @Override
739 public void userInputRequried(PendingIntent pi,
740 Contact contact) {
741 activity.runIntent(
742 pi,
743 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
744 }
745
746 @Override
747 public void success(Contact contact) {
748 messageSent();
749 activity.encryptTextMessage(message);
750 }
751
752 @Override
753 public void error(int error, Contact contact) {
754
755 }
756 });
757
758 } else {
759 showNoPGPKeyDialog(false,
760 new DialogInterface.OnClickListener() {
761
762 @Override
763 public void onClick(DialogInterface dialog,
764 int which) {
765 conversation
766 .setNextEncryption(Message.ENCRYPTION_NONE);
767 xmppService.databaseBackend
768 .updateConversation(conversation);
769 message.setEncryption(Message.ENCRYPTION_NONE);
770 xmppService.sendMessage(message);
771 messageSent();
772 }
773 });
774 }
775 } else {
776 if (conversation.getMucOptions().pgpKeysInUse()) {
777 if (!conversation.getMucOptions().everybodyHasKeys()) {
778 Toast warning = Toast
779 .makeText(getActivity(),
780 R.string.missing_public_keys,
781 Toast.LENGTH_LONG);
782 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
783 warning.show();
784 }
785 activity.encryptTextMessage(message);
786 messageSent();
787 } else {
788 showNoPGPKeyDialog(true,
789 new DialogInterface.OnClickListener() {
790
791 @Override
792 public void onClick(DialogInterface dialog,
793 int which) {
794 conversation
795 .setNextEncryption(Message.ENCRYPTION_NONE);
796 message.setEncryption(Message.ENCRYPTION_NONE);
797 xmppService.databaseBackend
798 .updateConversation(conversation);
799 xmppService.sendMessage(message);
800 messageSent();
801 }
802 });
803 }
804 }
805 } else {
806 activity.showInstallPgpDialog();
807 }
808 }
809
810 public void showNoPGPKeyDialog(boolean plural,
811 DialogInterface.OnClickListener listener) {
812 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
813 builder.setIconAttribute(android.R.attr.alertDialogIcon);
814 if (plural) {
815 builder.setTitle(getString(R.string.no_pgp_keys));
816 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
817 } else {
818 builder.setTitle(getString(R.string.no_pgp_key));
819 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
820 }
821 builder.setNegativeButton(getString(R.string.cancel), null);
822 builder.setPositiveButton(getString(R.string.send_unencrypted),
823 listener);
824 builder.create().show();
825 }
826
827 protected void sendOtrMessage(final Message message) {
828 final ConversationActivity activity = (ConversationActivity) getActivity();
829 final XmppConnectionService xmppService = activity.xmppConnectionService;
830 if (conversation.hasValidOtrSession()) {
831 activity.xmppConnectionService.sendMessage(message);
832 messageSent();
833 } else {
834 activity.selectPresence(message.getConversation(),
835 new OnPresenceSelected() {
836
837 @Override
838 public void onPresenceSelected() {
839 message.setPresence(conversation.getNextPresence());
840 xmppService.sendMessage(message);
841 messageSent();
842 }
843 });
844 }
845 }
846
847 public void appendText(String text) {
848 String previous = this.mEditMessage.getText().toString();
849 if (previous.length() != 0 && !previous.endsWith(" ")) {
850 text = " " + text;
851 }
852 this.mEditMessage.append(text);
853 }
854
855 public void clearInputField() {
856 this.mEditMessage.setText("");
857 }
858}