1package eu.siacs.conversations.ui;
2
3import java.util.ArrayList;
4import java.util.List;
5import java.util.Set;
6import java.util.concurrent.ConcurrentLinkedQueue;
7
8import net.java.otr4j.session.SessionStatus;
9import eu.siacs.conversations.R;
10import eu.siacs.conversations.crypto.PgpEngine;
11import eu.siacs.conversations.entities.Account;
12import eu.siacs.conversations.entities.Contact;
13import eu.siacs.conversations.entities.Conversation;
14import eu.siacs.conversations.entities.Downloadable;
15import eu.siacs.conversations.entities.Message;
16import eu.siacs.conversations.entities.MucOptions;
17import eu.siacs.conversations.entities.Presences;
18import eu.siacs.conversations.services.XmppConnectionService;
19import eu.siacs.conversations.ui.EditMessage.OnEnterPressed;
20import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
21import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
22import eu.siacs.conversations.ui.adapter.MessageAdapter;
23import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
24import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
25import eu.siacs.conversations.utils.UIHelper;
26import android.app.AlertDialog;
27import android.app.Fragment;
28import android.app.PendingIntent;
29import android.content.Context;
30import android.content.DialogInterface;
31import android.content.Intent;
32import android.content.IntentSender;
33import android.content.IntentSender.SendIntentException;
34import android.os.Bundle;
35import android.text.Editable;
36import android.text.Selection;
37import android.view.ContextMenu;
38import android.view.ContextMenu.ContextMenuInfo;
39import android.view.Gravity;
40import android.view.KeyEvent;
41import android.view.LayoutInflater;
42import android.view.MenuItem;
43import android.view.View;
44import android.view.View.OnClickListener;
45import android.view.ViewGroup;
46import android.view.inputmethod.EditorInfo;
47import android.view.inputmethod.InputMethodManager;
48import android.widget.AbsListView.OnScrollListener;
49import android.widget.TextView.OnEditorActionListener;
50import android.widget.AbsListView;
51
52import android.widget.AdapterView;
53import android.widget.AdapterView.AdapterContextMenuInfo;
54import android.widget.ListView;
55import android.widget.ImageButton;
56import android.widget.RelativeLayout;
57import android.widget.TextView;
58import android.widget.Toast;
59
60public class ConversationFragment extends Fragment {
61
62 protected Conversation conversation;
63 protected ListView messagesView;
64 protected LayoutInflater inflater;
65 protected List<Message> messageList = new ArrayList<Message>();
66 protected MessageAdapter messageListAdapter;
67 protected Contact contact;
68
69 protected String queuedPqpMessage = null;
70
71 private EditMessage mEditMessage;
72 private ImageButton mSendButton;
73 private String pastedText = null;
74 private RelativeLayout snackbar;
75 private TextView snackbarMessage;
76 private TextView snackbarAction;
77
78 private boolean messagesLoaded = false;
79
80 private IntentSender askForPassphraseIntent = null;
81
82 private ConcurrentLinkedQueue<Message> mEncryptedMessages = new ConcurrentLinkedQueue<Message>();
83 private boolean mDecryptJobRunning = false;
84
85 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
86
87 @Override
88 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
89 if (actionId == EditorInfo.IME_ACTION_SEND) {
90 InputMethodManager imm = (InputMethodManager) v.getContext()
91 .getSystemService(Context.INPUT_METHOD_SERVICE);
92 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
93 sendMessage();
94 return true;
95 } else {
96 return false;
97 }
98 }
99 };
100
101 private OnClickListener mSendButtonListener = new OnClickListener() {
102
103 @Override
104 public void onClick(View v) {
105 sendMessage();
106 }
107 };
108 protected OnClickListener clickToDecryptListener = new OnClickListener() {
109
110 @Override
111 public void onClick(View v) {
112 if (activity.hasPgp() && askForPassphraseIntent != null) {
113 try {
114 getActivity().startIntentSenderForResult(
115 askForPassphraseIntent,
116 ConversationActivity.REQUEST_DECRYPT_PGP, null, 0,
117 0, 0);
118 } catch (SendIntentException e) {
119 //
120 }
121 }
122 }
123 };
124
125 private OnClickListener clickToMuc = new OnClickListener() {
126
127 @Override
128 public void onClick(View v) {
129 Intent intent = new Intent(getActivity(),
130 ConferenceDetailsActivity.class);
131 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
132 intent.putExtra("uuid", conversation.getUuid());
133 startActivity(intent);
134 }
135 };
136
137 private OnClickListener leaveMuc = new OnClickListener() {
138
139 @Override
140 public void onClick(View v) {
141 activity.endConversation(conversation);
142 }
143 };
144
145 private OnClickListener joinMuc = new OnClickListener() {
146
147 @Override
148 public void onClick(View v) {
149 activity.xmppConnectionService.joinMuc(conversation);
150 }
151 };
152
153 private OnClickListener enterPassword = new OnClickListener() {
154
155 @Override
156 public void onClick(View v) {
157 MucOptions muc = conversation.getMucOptions();
158 String password = muc.getPassword();
159 if (password == null) {
160 password = "";
161 }
162 activity.quickPasswordEdit(password, new OnValueEdited() {
163
164 @Override
165 public void onValueEdited(String value) {
166 activity.xmppConnectionService.providePasswordForMuc(
167 conversation, value);
168 }
169 });
170 }
171 };
172
173 private OnScrollListener mOnScrollListener = new OnScrollListener() {
174
175 @Override
176 public void onScrollStateChanged(AbsListView view, int scrollState) {
177 // TODO Auto-generated method stub
178
179 }
180
181 @Override
182 public void onScroll(AbsListView view, int firstVisibleItem,
183 int visibleItemCount, int totalItemCount) {
184 if (firstVisibleItem == 0 && messagesLoaded) {
185 long timestamp = messageList.get(0).getTimeSent();
186 messagesLoaded = false;
187 int size = activity.xmppConnectionService.loadMoreMessages(
188 conversation, timestamp);
189 messageList.clear();
190 messageList.addAll(conversation.getMessages());
191 updateStatusMessages();
192 messageListAdapter.notifyDataSetChanged();
193 if (size != 0) {
194 messagesLoaded = true;
195 }
196 messagesView.setSelectionFromTop(size + 1, 0);
197 }
198 }
199 };
200
201 private ConversationActivity activity;
202 private Message selectedMessage;
203
204 private void sendMessage() {
205 if (this.conversation == null) {
206 return;
207 }
208 if (mEditMessage.getText().length() < 1) {
209 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
210 conversation.setNextPresence(null);
211 updateChatMsgHint();
212 }
213 return;
214 }
215 Message message = new Message(conversation, mEditMessage.getText()
216 .toString(), conversation.getNextEncryption(activity
217 .forceEncryption()));
218 if (conversation.getMode() == Conversation.MODE_MULTI) {
219 if (conversation.getNextPresence() != null) {
220 message.setPresence(conversation.getNextPresence());
221 message.setType(Message.TYPE_PRIVATE);
222 conversation.setNextPresence(null);
223 }
224 }
225 if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_OTR) {
226 sendOtrMessage(message);
227 } else if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_PGP) {
228 sendPgpMessage(message);
229 } else {
230 sendPlainTextMessage(message);
231 }
232 }
233
234 public void updateChatMsgHint() {
235 if (conversation.getMode() == Conversation.MODE_MULTI
236 && conversation.getNextPresence() != null) {
237 this.mEditMessage.setHint(getString(
238 R.string.send_private_message_to,
239 conversation.getNextPresence()));
240 } else {
241 switch (conversation.getNextEncryption(activity.forceEncryption())) {
242 case Message.ENCRYPTION_NONE:
243 mEditMessage
244 .setHint(getString(R.string.send_plain_text_message));
245 break;
246 case Message.ENCRYPTION_OTR:
247 mEditMessage.setHint(getString(R.string.send_otr_message));
248 break;
249 case Message.ENCRYPTION_PGP:
250 mEditMessage.setHint(getString(R.string.send_pgp_message));
251 break;
252 default:
253 break;
254 }
255 }
256 }
257
258 @Override
259 public View onCreateView(final LayoutInflater inflater,
260 ViewGroup container, Bundle savedInstanceState) {
261 final View view = inflater.inflate(R.layout.fragment_conversation,
262 container, false);
263 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
264 mEditMessage.setOnClickListener(new OnClickListener() {
265
266 @Override
267 public void onClick(View v) {
268 activity.hideConversationsOverview();
269 }
270 });
271 mEditMessage.setOnEditorActionListener(mEditorActionListener);
272 mEditMessage.setOnEnterPressedListener(new OnEnterPressed() {
273
274 @Override
275 public void onEnterPressed() {
276 sendMessage();
277 }
278 });
279
280 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
281 mSendButton.setOnClickListener(this.mSendButtonListener);
282
283 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
284 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
285 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
286
287 messagesView = (ListView) view.findViewById(R.id.messages_view);
288 messagesView.setOnScrollListener(mOnScrollListener);
289 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
290 messageListAdapter = new MessageAdapter(
291 (ConversationActivity) getActivity(), this.messageList);
292 messageListAdapter
293 .setOnContactPictureClicked(new OnContactPictureClicked() {
294
295 @Override
296 public void onContactPictureClicked(Message message) {
297 if (message.getStatus() <= Message.STATUS_RECEIVED) {
298 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
299 if (message.getPresence() != null) {
300 highlightInConference(message.getPresence());
301 } else {
302 highlightInConference(message
303 .getCounterpart());
304 }
305 } else {
306 Contact contact = message.getConversation()
307 .getContact();
308 if (contact.showInRoster()) {
309 activity.switchToContactDetails(contact);
310 } else {
311 activity.showAddToRosterDialog(message
312 .getConversation());
313 }
314 }
315 }
316 }
317 });
318 messageListAdapter
319 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
320
321 @Override
322 public void onContactPictureLongClicked(Message message) {
323 if (message.getStatus() <= Message.STATUS_RECEIVED) {
324 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
325 if (message.getPresence() != null) {
326 privateMessageWith(message.getPresence());
327 } else {
328 privateMessageWith(message.getCounterpart());
329 }
330 }
331 }
332 }
333 });
334 messagesView.setAdapter(messageListAdapter);
335
336 registerForContextMenu(messagesView);
337
338 return view;
339 }
340
341 @Override
342 public void onCreateContextMenu(ContextMenu menu, View v,
343 ContextMenuInfo menuInfo) {
344 super.onCreateContextMenu(menu, v, menuInfo);
345 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
346 this.selectedMessage = this.messageList.get(acmi.position);
347 populateContextMenu(menu);
348 }
349
350 private void populateContextMenu(ContextMenu menu) {
351 if (this.selectedMessage.getType() != Message.TYPE_STATUS) {
352 activity.getMenuInflater().inflate(R.menu.message_context, menu);
353 menu.setHeaderTitle(R.string.message_options);
354 MenuItem copyText = menu.findItem(R.id.copy_text);
355 MenuItem shareImage = menu.findItem(R.id.share_image);
356 MenuItem sendAgain = menu.findItem(R.id.send_again);
357 MenuItem copyUrl = menu.findItem(R.id.copy_url);
358 if (this.selectedMessage.getType() != Message.TYPE_TEXT
359 || this.selectedMessage.getDownloadable() != null) {
360 copyText.setVisible(false);
361 }
362 if (this.selectedMessage.getType() != Message.TYPE_IMAGE
363 || (this.selectedMessage.getDownloadable() != null && this.selectedMessage
364 .getDownloadable().getStatus() == Downloadable.STATUS_DELETED)) {
365 shareImage.setVisible(false);
366 }
367 if (this.selectedMessage.getStatus() != Message.STATUS_SEND_FAILED) {
368 sendAgain.setVisible(false);
369 }
370 if ((this.selectedMessage.getType() != Message.TYPE_IMAGE && this.selectedMessage
371 .getDownloadable() == null)
372 || this.selectedMessage.getImageParams().url == null) {
373 copyUrl.setVisible(false);
374 }
375 }
376 }
377
378 @Override
379 public boolean onContextItemSelected(MenuItem item) {
380 switch (item.getItemId()) {
381 case R.id.share_image:
382 shareImage(selectedMessage);
383 return true;
384 case R.id.copy_text:
385 copyText(selectedMessage);
386 return true;
387 case R.id.send_again:
388 resendMessage(selectedMessage);
389 return true;
390 case R.id.copy_url:
391 copyUrl(selectedMessage);
392 return true;
393 default:
394 return super.onContextItemSelected(item);
395 }
396 }
397
398 private void shareImage(Message message) {
399 Intent shareIntent = new Intent();
400 shareIntent.setAction(Intent.ACTION_SEND);
401 shareIntent.putExtra(Intent.EXTRA_STREAM,
402 activity.xmppConnectionService.getFileBackend()
403 .getJingleFileUri(message));
404 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
405 shareIntent.setType("image/webp");
406 activity.startActivity(Intent.createChooser(shareIntent,
407 getText(R.string.share_with)));
408 }
409
410 private void copyText(Message message) {
411 if (activity.copyTextToClipboard(message.getMergedBody(),
412 R.string.message_text)) {
413 Toast.makeText(activity, R.string.message_copied_to_clipboard,
414 Toast.LENGTH_SHORT).show();
415 }
416 }
417
418 private void resendMessage(Message message) {
419 activity.xmppConnectionService.resendFailedMessages(message);
420 }
421
422 private void copyUrl(Message message) {
423 if (activity.copyTextToClipboard(
424 message.getImageParams().url.toString(), R.string.image_url)) {
425 Toast.makeText(activity, R.string.url_copied_to_clipboard,
426 Toast.LENGTH_SHORT).show();
427 }
428 }
429
430 protected void privateMessageWith(String counterpart) {
431 this.mEditMessage.setText("");
432 this.conversation.setNextPresence(counterpart);
433 updateChatMsgHint();
434 }
435
436 protected void highlightInConference(String nick) {
437 String oldString = mEditMessage.getText().toString().trim();
438 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
439 mEditMessage.getText().insert(0, nick + ": ");
440 } else {
441 if (mEditMessage.getText().charAt(
442 mEditMessage.getSelectionStart() - 1) != ' ') {
443 nick = " " + nick;
444 }
445 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
446 nick + " ");
447 }
448 }
449
450 @Override
451 public void onStart() {
452 super.onStart();
453 this.activity = (ConversationActivity) getActivity();
454 if (activity.xmppConnectionServiceBound) {
455 this.onBackendConnected();
456 }
457 }
458
459 @Override
460 public void onStop() {
461 mDecryptJobRunning = false;
462 super.onStop();
463 if (this.conversation != null) {
464 this.conversation.setNextMessage(mEditMessage.getText().toString());
465 }
466 }
467
468 public void onBackendConnected() {
469 this.activity = (ConversationActivity) getActivity();
470 this.conversation = activity.getSelectedConversation();
471 if (this.conversation == null) {
472 return;
473 }
474 String oldString = conversation.getNextMessage().trim();
475 if (this.pastedText == null) {
476 this.mEditMessage.setText(oldString);
477 } else {
478
479 if (oldString.isEmpty()) {
480 mEditMessage.setText(pastedText);
481 } else {
482 mEditMessage.setText(oldString + " " + pastedText);
483 }
484 pastedText = null;
485 }
486 int position = mEditMessage.length();
487 Editable etext = mEditMessage.getText();
488 Selection.setSelection(etext, position);
489 if (activity.isConversationsOverviewHideable()) {
490 if (!activity.shouldPaneBeOpen()) {
491 activity.hideConversationsOverview();
492 activity.openConversation(conversation);
493 }
494 }
495 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
496 conversation.setNextPresence(null);
497 }
498 updateMessages();
499 }
500
501 public void updateMessages() {
502 if (getView() == null) {
503 return;
504 }
505 hideSnackbar();
506 final ConversationActivity activity = (ConversationActivity) getActivity();
507 if (this.conversation != null) {
508 final Contact contact = this.conversation.getContact();
509 if (this.conversation.isMuted()) {
510 showSnackbar(R.string.notifications_disabled, R.string.enable,
511 new OnClickListener() {
512
513 @Override
514 public void onClick(View v) {
515 conversation.setMutedTill(0);
516 activity.xmppConnectionService.databaseBackend
517 .updateConversation(conversation);
518 updateMessages();
519 }
520 });
521 } else if (!contact.showInRoster()
522 && contact
523 .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
524 showSnackbar(R.string.contact_added_you, R.string.add_back,
525 new OnClickListener() {
526
527 @Override
528 public void onClick(View v) {
529 activity.xmppConnectionService
530 .createContact(contact);
531 activity.switchToContactDetails(contact);
532 }
533 });
534 }
535 for (Message message : this.conversation.getMessages()) {
536 if (message.getEncryption() == Message.ENCRYPTION_PGP
537 && (message.getStatus() == Message.STATUS_RECEIVED || message
538 .getStatus() >= Message.STATUS_SEND)
539 && message.getDownloadable() == null) {
540 if (!mEncryptedMessages.contains(message)) {
541 mEncryptedMessages.add(message);
542 }
543 }
544 }
545 decryptNext();
546 this.messageList.clear();
547 if (this.conversation.getMessages().size() == 0) {
548 messagesLoaded = false;
549 } else {
550 this.messageList.addAll(this.conversation.getMessages());
551 messagesLoaded = true;
552 updateStatusMessages();
553 }
554 this.messageListAdapter.notifyDataSetChanged();
555 if (conversation.getMode() == Conversation.MODE_SINGLE) {
556 if (messageList.size() >= 1) {
557 makeFingerprintWarning(conversation.getLatestEncryption());
558 }
559 } else {
560 if (!conversation.getMucOptions().online()
561 && conversation.getAccount().getStatus() == Account.STATUS_ONLINE) {
562 int error = conversation.getMucOptions().getError();
563 switch (error) {
564 case MucOptions.ERROR_NICK_IN_USE:
565 showSnackbar(R.string.nick_in_use, R.string.edit,
566 clickToMuc);
567 break;
568 case MucOptions.ERROR_ROOM_NOT_FOUND:
569 showSnackbar(R.string.conference_not_found,
570 R.string.leave, leaveMuc);
571 break;
572 case MucOptions.ERROR_PASSWORD_REQUIRED:
573 showSnackbar(R.string.conference_requires_password,
574 R.string.enter_password, enterPassword);
575 break;
576 case MucOptions.ERROR_BANNED:
577 showSnackbar(R.string.conference_banned,
578 R.string.leave, leaveMuc);
579 break;
580 case MucOptions.ERROR_MEMBERS_ONLY:
581 showSnackbar(R.string.conference_members_only,
582 R.string.leave, leaveMuc);
583 break;
584 case MucOptions.KICKED_FROM_ROOM:
585 showSnackbar(R.string.conference_kicked, R.string.join,
586 joinMuc);
587 break;
588 default:
589 break;
590 }
591 }
592 }
593 getActivity().invalidateOptionsMenu();
594 updateChatMsgHint();
595 if (!activity.shouldPaneBeOpen()) {
596 activity.xmppConnectionService.markRead(conversation, true);
597 activity.updateConversationList();
598 }
599 this.updateSendButton();
600 }
601 }
602
603 private void decryptNext() {
604 Message next = this.mEncryptedMessages.peek();
605 PgpEngine engine = activity.xmppConnectionService.getPgpEngine();
606
607 if (next != null && engine != null && !mDecryptJobRunning) {
608 mDecryptJobRunning = true;
609 engine.decrypt(next, new UiCallback<Message>() {
610
611 @Override
612 public void userInputRequried(PendingIntent pi, Message message) {
613 mDecryptJobRunning = false;
614 askForPassphraseIntent = pi.getIntentSender();
615 showSnackbar(R.string.openpgp_messages_found,
616 R.string.decrypt, clickToDecryptListener);
617 }
618
619 @Override
620 public void success(Message message) {
621 mDecryptJobRunning = false;
622 mEncryptedMessages.remove();
623 activity.xmppConnectionService.updateMessage(message);
624 }
625
626 @Override
627 public void error(int error, Message message) {
628 message.setEncryption(Message.ENCRYPTION_DECRYPTION_FAILED);
629 mDecryptJobRunning = false;
630 mEncryptedMessages.remove();
631 activity.xmppConnectionService.updateConversationUi();
632 }
633 });
634 }
635 }
636
637 private void messageSent() {
638 int size = this.messageList.size();
639 messagesView.setSelection(size - 1);
640 mEditMessage.setText("");
641 updateChatMsgHint();
642 }
643
644 public void updateSendButton() {
645 Conversation c = this.conversation;
646 if (activity.useSendButtonToIndicateStatus() && c != null
647 && c.getAccount().getStatus() == Account.STATUS_ONLINE) {
648 if (c.getMode() == Conversation.MODE_SINGLE) {
649 switch (c.getContact().getMostAvailableStatus()) {
650 case Presences.CHAT:
651 this.mSendButton
652 .setImageResource(R.drawable.ic_action_send_now_online);
653 break;
654 case Presences.ONLINE:
655 this.mSendButton
656 .setImageResource(R.drawable.ic_action_send_now_online);
657 break;
658 case Presences.AWAY:
659 this.mSendButton
660 .setImageResource(R.drawable.ic_action_send_now_away);
661 break;
662 case Presences.XA:
663 this.mSendButton
664 .setImageResource(R.drawable.ic_action_send_now_away);
665 break;
666 case Presences.DND:
667 this.mSendButton
668 .setImageResource(R.drawable.ic_action_send_now_dnd);
669 break;
670 default:
671 this.mSendButton
672 .setImageResource(R.drawable.ic_action_send_now_offline);
673 break;
674 }
675 } else if (c.getMode() == Conversation.MODE_MULTI) {
676 if (c.getMucOptions().online()) {
677 this.mSendButton
678 .setImageResource(R.drawable.ic_action_send_now_online);
679 } else {
680 this.mSendButton
681 .setImageResource(R.drawable.ic_action_send_now_offline);
682 }
683 } else {
684 this.mSendButton
685 .setImageResource(R.drawable.ic_action_send_now_offline);
686 }
687 } else {
688 this.mSendButton
689 .setImageResource(R.drawable.ic_action_send_now_offline);
690 }
691 }
692
693 protected void updateStatusMessages() {
694 if (conversation.getMode() == Conversation.MODE_SINGLE) {
695 for (int i = this.messageList.size() - 1; i >= 0; --i) {
696 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
697 return;
698 } else {
699 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
700 this.messageList.add(i + 1,
701 Message.createStatusMessage(conversation));
702 return;
703 }
704 }
705 }
706 }
707 }
708
709 protected void makeFingerprintWarning(int latestEncryption) {
710 Set<String> knownFingerprints = conversation.getContact()
711 .getOtrFingerprints();
712 if ((latestEncryption == Message.ENCRYPTION_OTR)
713 && (conversation.hasValidOtrSession()
714 && (!conversation.isMuted())
715 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) && (!knownFingerprints
716 .contains(conversation.getOtrFingerprint())))) {
717 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify,
718 new OnClickListener() {
719
720 @Override
721 public void onClick(View v) {
722 if (conversation.getOtrFingerprint() != null) {
723 AlertDialog dialog = UIHelper
724 .getVerifyFingerprintDialog(
725 (ConversationActivity) getActivity(),
726 conversation, snackbar);
727 dialog.show();
728 }
729 }
730 });
731 }
732 }
733
734 protected void showSnackbar(int message, int action,
735 OnClickListener clickListener) {
736 snackbar.setVisibility(View.VISIBLE);
737 snackbar.setOnClickListener(null);
738 snackbarMessage.setText(message);
739 snackbarMessage.setOnClickListener(null);
740 snackbarAction.setText(action);
741 snackbarAction.setOnClickListener(clickListener);
742 }
743
744 protected void hideSnackbar() {
745 snackbar.setVisibility(View.GONE);
746 }
747
748 protected void sendPlainTextMessage(Message message) {
749 ConversationActivity activity = (ConversationActivity) getActivity();
750 activity.xmppConnectionService.sendMessage(message);
751 messageSent();
752 }
753
754 protected void sendPgpMessage(final Message message) {
755 final ConversationActivity activity = (ConversationActivity) getActivity();
756 final XmppConnectionService xmppService = activity.xmppConnectionService;
757 final Contact contact = message.getConversation().getContact();
758 if (activity.hasPgp()) {
759 if (conversation.getMode() == Conversation.MODE_SINGLE) {
760 if (contact.getPgpKeyId() != 0) {
761 xmppService.getPgpEngine().hasKey(contact,
762 new UiCallback<Contact>() {
763
764 @Override
765 public void userInputRequried(PendingIntent pi,
766 Contact contact) {
767 activity.runIntent(
768 pi,
769 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
770 }
771
772 @Override
773 public void success(Contact contact) {
774 messageSent();
775 activity.encryptTextMessage(message);
776 }
777
778 @Override
779 public void error(int error, Contact contact) {
780
781 }
782 });
783
784 } else {
785 showNoPGPKeyDialog(false,
786 new DialogInterface.OnClickListener() {
787
788 @Override
789 public void onClick(DialogInterface dialog,
790 int which) {
791 conversation
792 .setNextEncryption(Message.ENCRYPTION_NONE);
793 xmppService.databaseBackend
794 .updateConversation(conversation);
795 message.setEncryption(Message.ENCRYPTION_NONE);
796 xmppService.sendMessage(message);
797 messageSent();
798 }
799 });
800 }
801 } else {
802 if (conversation.getMucOptions().pgpKeysInUse()) {
803 if (!conversation.getMucOptions().everybodyHasKeys()) {
804 Toast warning = Toast
805 .makeText(getActivity(),
806 R.string.missing_public_keys,
807 Toast.LENGTH_LONG);
808 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
809 warning.show();
810 }
811 activity.encryptTextMessage(message);
812 messageSent();
813 } else {
814 showNoPGPKeyDialog(true,
815 new DialogInterface.OnClickListener() {
816
817 @Override
818 public void onClick(DialogInterface dialog,
819 int which) {
820 conversation
821 .setNextEncryption(Message.ENCRYPTION_NONE);
822 message.setEncryption(Message.ENCRYPTION_NONE);
823 xmppService.databaseBackend
824 .updateConversation(conversation);
825 xmppService.sendMessage(message);
826 messageSent();
827 }
828 });
829 }
830 }
831 } else {
832 activity.showInstallPgpDialog();
833 }
834 }
835
836 public void showNoPGPKeyDialog(boolean plural,
837 DialogInterface.OnClickListener listener) {
838 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
839 builder.setIconAttribute(android.R.attr.alertDialogIcon);
840 if (plural) {
841 builder.setTitle(getString(R.string.no_pgp_keys));
842 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
843 } else {
844 builder.setTitle(getString(R.string.no_pgp_key));
845 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
846 }
847 builder.setNegativeButton(getString(R.string.cancel), null);
848 builder.setPositiveButton(getString(R.string.send_unencrypted),
849 listener);
850 builder.create().show();
851 }
852
853 protected void sendOtrMessage(final Message message) {
854 final ConversationActivity activity = (ConversationActivity) getActivity();
855 final XmppConnectionService xmppService = activity.xmppConnectionService;
856 if (conversation.hasValidOtrSession()) {
857 activity.xmppConnectionService.sendMessage(message);
858 messageSent();
859 } else {
860 activity.selectPresence(message.getConversation(),
861 new OnPresenceSelected() {
862
863 @Override
864 public void onPresenceSelected() {
865 message.setPresence(conversation.getNextPresence());
866 xmppService.sendMessage(message);
867 messageSent();
868 }
869 });
870 }
871 }
872
873 public void setText(String text) {
874 this.pastedText = text;
875 }
876
877 public void clearInputField() {
878 this.mEditMessage.setText("");
879 }
880}