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