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;
12import android.content.IntentSender.SendIntentException;
13import android.os.Bundle;
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.List;
41import java.util.NoSuchElementException;
42import java.util.concurrent.ConcurrentLinkedQueue;
43
44import eu.siacs.conversations.Config;
45import eu.siacs.conversations.R;
46import eu.siacs.conversations.crypto.PgpEngine;
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.Presences;
54import eu.siacs.conversations.entities.Transferable;
55import eu.siacs.conversations.entities.TransferablePlaceholder;
56import eu.siacs.conversations.services.XmppConnectionService;
57import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
58import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
59import eu.siacs.conversations.ui.adapter.MessageAdapter;
60import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
61import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
62import eu.siacs.conversations.utils.GeoHelper;
63import eu.siacs.conversations.utils.UIHelper;
64import eu.siacs.conversations.xmpp.chatstate.ChatState;
65import eu.siacs.conversations.xmpp.jid.Jid;
66
67public class ConversationFragment extends Fragment implements EditMessage.KeyboardListener {
68
69 protected Conversation conversation;
70 private OnClickListener leaveMuc = new OnClickListener() {
71
72 @Override
73 public void onClick(View v) {
74 activity.endConversation(conversation);
75 }
76 };
77 private OnClickListener joinMuc = new OnClickListener() {
78
79 @Override
80 public void onClick(View v) {
81 activity.xmppConnectionService.joinMuc(conversation);
82 }
83 };
84 private OnClickListener enterPassword = new OnClickListener() {
85
86 @Override
87 public void onClick(View v) {
88 MucOptions muc = conversation.getMucOptions();
89 String password = muc.getPassword();
90 if (password == null) {
91 password = "";
92 }
93 activity.quickPasswordEdit(password, new OnValueEdited() {
94
95 @Override
96 public void onValueEdited(String value) {
97 activity.xmppConnectionService.providePasswordForMuc(
98 conversation, value);
99 }
100 });
101 }
102 };
103 protected ListView messagesView;
104 final protected List<Message> messageList = new ArrayList<>();
105 protected MessageAdapter messageListAdapter;
106 private EditMessage mEditMessage;
107 private ImageButton mSendButton;
108 private RelativeLayout snackbar;
109 private TextView snackbarMessage;
110 private TextView snackbarAction;
111 private boolean messagesLoaded = true;
112 private Toast messageLoaderToast;
113
114 private OnScrollListener mOnScrollListener = new OnScrollListener() {
115
116 @Override
117 public void onScrollStateChanged(AbsListView view, int scrollState) {
118 // TODO Auto-generated method stub
119
120 }
121
122 private int getIndexOf(String uuid, List<Message> messages) {
123 if (uuid == null) {
124 return 0;
125 }
126 for(int i = 0; i < messages.size(); ++i) {
127 if (uuid.equals(messages.get(i).getUuid())) {
128 return i;
129 } else {
130 Message next = messages.get(i);
131 while(next != null && next.wasMergedIntoPrevious()) {
132 if (uuid.equals(next.getUuid())) {
133 return i;
134 }
135 next = next.next();
136 }
137
138 }
139 }
140 return 0;
141 }
142
143 @Override
144 public void onScroll(AbsListView view, int firstVisibleItem,
145 int visibleItemCount, int totalItemCount) {
146 synchronized (ConversationFragment.this.messageList) {
147 if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
148 long timestamp = ConversationFragment.this.messageList.get(0).getTimeSent();
149 messagesLoaded = false;
150 activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
151 @Override
152 public void onMoreMessagesLoaded(final int c, Conversation conversation) {
153 if (ConversationFragment.this.conversation != conversation) {
154 return;
155 }
156 activity.runOnUiThread(new Runnable() {
157 @Override
158 public void run() {
159 final int oldPosition = messagesView.getFirstVisiblePosition();
160 Message message = messageList.get(oldPosition);
161 String uuid = message != null ? message.getUuid() : null;
162 View v = messagesView.getChildAt(0);
163 final int pxOffset = (v == null) ? 0 : v.getTop();
164 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
165 updateStatusMessages();
166 messageListAdapter.notifyDataSetChanged();
167 int pos = getIndexOf(uuid,messageList);
168 messagesView.setSelectionFromTop(pos, pxOffset);
169 messagesLoaded = true;
170 if (messageLoaderToast != null) {
171 messageLoaderToast.cancel();
172 }
173 }
174 });
175 }
176
177 @Override
178 public void informUser(final int resId) {
179
180 activity.runOnUiThread(new Runnable() {
181 @Override
182 public void run() {
183 if (messageLoaderToast != null) {
184 messageLoaderToast.cancel();
185 }
186 if (ConversationFragment.this.conversation != conversation) {
187 return;
188 }
189 messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
190 messageLoaderToast.show();
191 }
192 });
193
194 }
195 });
196
197 }
198 }
199 }
200 };
201 private IntentSender askForPassphraseIntent = null;
202 protected OnClickListener clickToDecryptListener = new OnClickListener() {
203
204 @Override
205 public void onClick(View v) {
206 if (activity.hasPgp() && askForPassphraseIntent != null) {
207 try {
208 getActivity().startIntentSenderForResult(
209 askForPassphraseIntent,
210 ConversationActivity.REQUEST_DECRYPT_PGP, null, 0,
211 0, 0);
212 askForPassphraseIntent = null;
213 } catch (SendIntentException e) {
214 //
215 }
216 }
217 }
218 };
219 protected OnClickListener clickToVerify = new OnClickListener() {
220
221 @Override
222 public void onClick(View v) {
223 activity.verifyOtrSessionDialog(conversation, v);
224 }
225 };
226 private ConcurrentLinkedQueue<Message> mEncryptedMessages = new ConcurrentLinkedQueue<>();
227 private boolean mDecryptJobRunning = false;
228 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
229
230 @Override
231 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
232 if (actionId == EditorInfo.IME_ACTION_SEND) {
233 InputMethodManager imm = (InputMethodManager) v.getContext()
234 .getSystemService(Context.INPUT_METHOD_SERVICE);
235 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
236 sendMessage();
237 return true;
238 } else {
239 return false;
240 }
241 }
242 };
243 private OnClickListener mSendButtonListener = new OnClickListener() {
244
245 @Override
246 public void onClick(View v) {
247 Object tag = v.getTag();
248 if (tag instanceof SendButtonAction) {
249 SendButtonAction action = (SendButtonAction) tag;
250 switch (action) {
251 case TAKE_PHOTO:
252 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
253 break;
254 case SEND_LOCATION:
255 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
256 break;
257 case RECORD_VOICE:
258 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
259 break;
260 case CHOOSE_PICTURE:
261 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
262 break;
263 case CANCEL:
264 if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
265 conversation.setNextCounterpart(null);
266 updateChatMsgHint();
267 updateSendButton();
268 }
269 break;
270 default:
271 sendMessage();
272 }
273 } else {
274 sendMessage();
275 }
276 }
277 };
278 private OnClickListener clickToMuc = new OnClickListener() {
279
280 @Override
281 public void onClick(View v) {
282 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
283 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
284 intent.putExtra("uuid", conversation.getUuid());
285 startActivity(intent);
286 }
287 };
288 private ConversationActivity activity;
289 private Message selectedMessage;
290
291 private void sendMessage() {
292 final String body = mEditMessage.getText().toString();
293 if (body.length() == 0 || this.conversation == null) {
294 return;
295 }
296 Message message = new Message(conversation, body, conversation.getNextEncryption());
297 if (conversation.getMode() == Conversation.MODE_MULTI) {
298 if (conversation.getNextCounterpart() != null) {
299 message.setCounterpart(conversation.getNextCounterpart());
300 message.setType(Message.TYPE_PRIVATE);
301 }
302 }
303 switch (conversation.getNextEncryption()) {
304 case Message.ENCRYPTION_OTR:
305 sendOtrMessage(message);
306 break;
307 case Message.ENCRYPTION_PGP:
308 sendPgpMessage(message);
309 break;
310 case Message.ENCRYPTION_AXOLOTL:
311 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
312 sendAxolotlMessage(message);
313 }
314 break;
315 default:
316 sendPlainTextMessage(message);
317 }
318 }
319
320 public void updateChatMsgHint() {
321 if (conversation.getMode() == Conversation.MODE_MULTI
322 && conversation.getNextCounterpart() != null) {
323 this.mEditMessage.setHint(getString(
324 R.string.send_private_message_to,
325 conversation.getNextCounterpart().getResourcepart()));
326 } else {
327 switch (conversation.getNextEncryption()) {
328 case Message.ENCRYPTION_NONE:
329 mEditMessage
330 .setHint(getString(R.string.send_plain_text_message));
331 break;
332 case Message.ENCRYPTION_OTR:
333 mEditMessage.setHint(getString(R.string.send_otr_message));
334 break;
335 case Message.ENCRYPTION_AXOLOTL:
336 mEditMessage.setHint(getString(R.string.send_omemo_message));
337 break;
338 case Message.ENCRYPTION_PGP:
339 mEditMessage.setHint(getString(R.string.send_pgp_message));
340 break;
341 default:
342 break;
343 }
344 getActivity().invalidateOptionsMenu();
345 }
346 }
347
348 private void setupIme() {
349 if (((ConversationActivity) getActivity()).usingEnterKey()) {
350 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
351 } else {
352 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
353 }
354 }
355
356 @Override
357 public View onCreateView(final LayoutInflater inflater,
358 ViewGroup container, Bundle savedInstanceState) {
359 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
360 view.setOnClickListener(null);
361 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
362 setupIme();
363 mEditMessage.setOnClickListener(new OnClickListener() {
364
365 @Override
366 public void onClick(View v) {
367 if (activity != null) {
368 activity.hideConversationsOverview();
369 }
370 }
371 });
372 mEditMessage.setOnEditorActionListener(mEditorActionListener);
373
374 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
375 mSendButton.setOnClickListener(this.mSendButtonListener);
376
377 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
378 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
379 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
380
381 messagesView = (ListView) view.findViewById(R.id.messages_view);
382 messagesView.setOnScrollListener(mOnScrollListener);
383 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
384 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
385 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
386
387 @Override
388 public void onContactPictureClicked(Message message) {
389 if (message.getStatus() <= Message.STATUS_RECEIVED) {
390 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
391 if (message.getCounterpart() != null) {
392 String user = message.getCounterpart().isBareJid() ? message.getCounterpart().toString() : message.getCounterpart().getResourcepart();
393 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
394 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user),Toast.LENGTH_SHORT).show();
395 }
396 highlightInConference(user);
397 }
398 } else {
399 activity.switchToContactDetails(message.getContact(), message.getAxolotlFingerprint());
400 }
401 } else {
402 Account account = message.getConversation().getAccount();
403 Intent intent = new Intent(activity, EditAccountActivity.class);
404 intent.putExtra("jid", account.getJid().toBareJid().toString());
405 intent.putExtra("fingerprint", message.getAxolotlFingerprint());
406 startActivity(intent);
407 }
408 }
409 });
410 messageListAdapter
411 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
412
413 @Override
414 public void onContactPictureLongClicked(Message message) {
415 if (message.getStatus() <= Message.STATUS_RECEIVED) {
416 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
417 if (message.getCounterpart() != null) {
418 String user = message.getCounterpart().getResourcepart();
419 if (user != null) {
420 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
421 privateMessageWith(message.getCounterpart());
422 } else {
423 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user), Toast.LENGTH_SHORT).show();
424 }
425 }
426 }
427 }
428 } else {
429 activity.showQrCode();
430 }
431 }
432 });
433 messagesView.setAdapter(messageListAdapter);
434
435 registerForContextMenu(messagesView);
436
437 return view;
438 }
439
440 @Override
441 public void onCreateContextMenu(ContextMenu menu, View v,
442 ContextMenuInfo menuInfo) {
443 synchronized (this.messageList) {
444 super.onCreateContextMenu(menu, v, menuInfo);
445 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
446 this.selectedMessage = this.messageList.get(acmi.position);
447 populateContextMenu(menu);
448 }
449 }
450
451 private void populateContextMenu(ContextMenu menu) {
452 final Message m = this.selectedMessage;
453 if (m.getType() != Message.TYPE_STATUS) {
454 activity.getMenuInflater().inflate(R.menu.message_context, menu);
455 menu.setHeaderTitle(R.string.message_options);
456 MenuItem copyText = menu.findItem(R.id.copy_text);
457 MenuItem shareWith = menu.findItem(R.id.share_with);
458 MenuItem sendAgain = menu.findItem(R.id.send_again);
459 MenuItem copyUrl = menu.findItem(R.id.copy_url);
460 MenuItem downloadFile = menu.findItem(R.id.download_file);
461 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
462 if ((m.getType() == Message.TYPE_TEXT || m.getType() == Message.TYPE_PRIVATE)
463 && m.getTransferable() == null
464 && !GeoHelper.isGeoUri(m.getBody())
465 && m.treatAsDownloadable() != Message.Decision.MUST) {
466 copyText.setVisible(true);
467 }
468 if ((m.getType() != Message.TYPE_TEXT
469 && m.getType() != Message.TYPE_PRIVATE
470 && m.getTransferable() == null)
471 || (GeoHelper.isGeoUri(m.getBody()))) {
472 shareWith.setVisible(true);
473 }
474 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
475 sendAgain.setVisible(true);
476 }
477 if (m.hasFileOnRemoteHost()
478 || GeoHelper.isGeoUri(m.getBody())
479 || m.treatAsDownloadable() == Message.Decision.MUST) {
480 copyUrl.setVisible(true);
481 }
482 if (m.getType() == Message.TYPE_TEXT && m.getTransferable() == null && m.treatAsDownloadable() != Message.Decision.NEVER) {
483 downloadFile.setVisible(true);
484 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
485 }
486 if ((m.getTransferable() != null && !(m.getTransferable() instanceof TransferablePlaceholder))
487 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
488 || m.getStatus() == Message.STATUS_OFFERED))) {
489 cancelTransmission.setVisible(true);
490 }
491 }
492 }
493
494 @Override
495 public boolean onContextItemSelected(MenuItem item) {
496 switch (item.getItemId()) {
497 case R.id.share_with:
498 shareWith(selectedMessage);
499 return true;
500 case R.id.copy_text:
501 copyText(selectedMessage);
502 return true;
503 case R.id.send_again:
504 resendMessage(selectedMessage);
505 return true;
506 case R.id.copy_url:
507 copyUrl(selectedMessage);
508 return true;
509 case R.id.download_file:
510 downloadFile(selectedMessage);
511 return true;
512 case R.id.cancel_transmission:
513 cancelTransmission(selectedMessage);
514 return true;
515 default:
516 return super.onContextItemSelected(item);
517 }
518 }
519
520 private void shareWith(Message message) {
521 Intent shareIntent = new Intent();
522 shareIntent.setAction(Intent.ACTION_SEND);
523 if (GeoHelper.isGeoUri(message.getBody())) {
524 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
525 shareIntent.setType("text/plain");
526 } else {
527 shareIntent.putExtra(Intent.EXTRA_STREAM,
528 activity.xmppConnectionService.getFileBackend()
529 .getJingleFileUri(message));
530 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
531 String mime = message.getMimeType();
532 if (mime == null) {
533 mime = "image/webp";
534 }
535 shareIntent.setType(mime);
536 }
537 try {
538 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
539 } catch (ActivityNotFoundException e) {
540 //This should happen only on faulty androids because normally chooser is always available
541 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
542 }
543 }
544
545 private void copyText(Message message) {
546 if (activity.copyTextToClipboard(message.getMergedBody(),
547 R.string.message_text)) {
548 Toast.makeText(activity, R.string.message_copied_to_clipboard,
549 Toast.LENGTH_SHORT).show();
550 }
551 }
552
553 private void resendMessage(Message message) {
554 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
555 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
556 if (!file.exists()) {
557 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
558 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
559 return;
560 }
561 }
562 activity.xmppConnectionService.resendFailedMessages(message);
563 }
564
565 private void copyUrl(Message message) {
566 final String url;
567 final int resId;
568 if (GeoHelper.isGeoUri(message.getBody())) {
569 resId = R.string.location;
570 url = message.getBody();
571 } else if (message.hasFileOnRemoteHost()) {
572 resId = R.string.file_url;
573 url = message.getFileParams().url.toString();
574 } else {
575 url = message.getBody().trim();
576 resId = R.string.file_url;
577 }
578 if (activity.copyTextToClipboard(url, resId)) {
579 Toast.makeText(activity, R.string.url_copied_to_clipboard,
580 Toast.LENGTH_SHORT).show();
581 }
582 }
583
584 private void downloadFile(Message message) {
585 activity.xmppConnectionService.getHttpConnectionManager()
586 .createNewDownloadConnection(message,true);
587 }
588
589 private void cancelTransmission(Message message) {
590 Transferable transferable = message.getTransferable();
591 if (transferable != null) {
592 transferable.cancel();
593 } else {
594 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
595 }
596 }
597
598 protected void privateMessageWith(final Jid counterpart) {
599 this.mEditMessage.setText("");
600 this.conversation.setNextCounterpart(counterpart);
601 updateChatMsgHint();
602 updateSendButton();
603 }
604
605 protected void highlightInConference(String nick) {
606 String oldString = mEditMessage.getText().toString().trim();
607 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
608 mEditMessage.getText().insert(0, nick + ": ");
609 } else {
610 if (mEditMessage.getText().charAt(
611 mEditMessage.getSelectionStart() - 1) != ' ') {
612 nick = " " + nick;
613 }
614 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
615 nick + " ");
616 }
617 }
618
619 @Override
620 public void onStop() {
621 mDecryptJobRunning = false;
622 super.onStop();
623 if (this.conversation != null) {
624 final String msg = mEditMessage.getText().toString();
625 this.conversation.setNextMessage(msg);
626 updateChatState(this.conversation, msg);
627 }
628 }
629
630 private void updateChatState(final Conversation conversation, final String msg) {
631 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
632 Account.State status = conversation.getAccount().getStatus();
633 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
634 activity.xmppConnectionService.sendChatState(conversation);
635 }
636 }
637
638 public void reInit(Conversation conversation) {
639 if (conversation == null) {
640 return;
641 }
642
643 this.activity = (ConversationActivity) getActivity();
644
645 if (this.conversation != null) {
646 final String msg = mEditMessage.getText().toString();
647 this.conversation.setNextMessage(msg);
648 if (this.conversation != conversation) {
649 updateChatState(this.conversation, msg);
650 }
651 this.conversation.trim();
652 }
653
654 this.askForPassphraseIntent = null;
655 this.conversation = conversation;
656 this.mDecryptJobRunning = false;
657 this.mEncryptedMessages.clear();
658 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
659 this.conversation.setNextCounterpart(null);
660 }
661 this.mEditMessage.setKeyboardListener(null);
662 this.mEditMessage.setText("");
663 this.mEditMessage.append(this.conversation.getNextMessage());
664 this.mEditMessage.setKeyboardListener(this);
665 messageListAdapter.updatePreferences();
666 this.messagesView.setAdapter(messageListAdapter);
667 updateMessages();
668 this.messagesLoaded = true;
669 int size = this.messageList.size();
670 if (size > 0) {
671 messagesView.setSelection(size - 1);
672 }
673 }
674
675 private OnClickListener mUnblockClickListener = new OnClickListener() {
676 @Override
677 public void onClick(final View v) {
678 v.post(new Runnable() {
679 @Override
680 public void run() {
681 v.setVisibility(View.INVISIBLE);
682 }
683 });
684 if (conversation.isDomainBlocked()) {
685 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
686 } else {
687 activity.unblockConversation(conversation);
688 }
689 }
690 };
691
692 private OnClickListener mAddBackClickListener = new OnClickListener() {
693
694 @Override
695 public void onClick(View v) {
696 final Contact contact = conversation == null ? null : conversation.getContact();
697 if (contact != null) {
698 activity.xmppConnectionService.createContact(contact);
699 activity.switchToContactDetails(contact);
700 }
701 }
702 };
703
704 private OnClickListener mUnmuteClickListener = new OnClickListener() {
705
706 @Override
707 public void onClick(final View v) {
708 activity.unmuteConversation(conversation);
709 }
710 };
711
712 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
713 @Override
714 public void onClick(View view) {
715 Intent intent = new Intent(activity, VerifyOTRActivity.class);
716 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
717 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
718 intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
719 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
720 startActivity(intent);
721 }
722 };
723
724 private void updateSnackBar(final Conversation conversation) {
725 final Account account = conversation.getAccount();
726 final Contact contact = conversation.getContact();
727 final int mode = conversation.getMode();
728 if (conversation.isBlocked()) {
729 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
730 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
731 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
732 } else if (mode == Conversation.MODE_MULTI
733 && !conversation.getMucOptions().online()
734 && account.getStatus() == Account.State.ONLINE) {
735 switch (conversation.getMucOptions().getError()) {
736 case MucOptions.ERROR_NICK_IN_USE:
737 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
738 break;
739 case MucOptions.ERROR_UNKNOWN:
740 showSnackbar(R.string.conference_not_found, R.string.leave, leaveMuc);
741 break;
742 case MucOptions.ERROR_PASSWORD_REQUIRED:
743 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
744 break;
745 case MucOptions.ERROR_BANNED:
746 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
747 break;
748 case MucOptions.ERROR_MEMBERS_ONLY:
749 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
750 break;
751 case MucOptions.KICKED_FROM_ROOM:
752 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
753 break;
754 default:
755 break;
756 }
757 } else if (askForPassphraseIntent != null) {
758 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
759 } else if (mode == Conversation.MODE_SINGLE
760 && conversation.smpRequested()) {
761 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
762 } else if (mode == Conversation.MODE_SINGLE
763 && conversation.hasValidOtrSession()
764 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
765 && (!conversation.isOtrFingerprintVerified())) {
766 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
767 } else if (conversation.isMuted()) {
768 showSnackbar(R.string.notifications_disabled, R.string.enable, this.mUnmuteClickListener);
769 } else {
770 hideSnackbar();
771 }
772 }
773
774 public void updateMessages() {
775 synchronized (this.messageList) {
776 if (getView() == null) {
777 return;
778 }
779 final ConversationActivity activity = (ConversationActivity) getActivity();
780 if (this.conversation != null) {
781 updateSnackBar(this.conversation);
782 conversation.populateWithMessages(ConversationFragment.this.messageList);
783 for (final Message message : this.messageList) {
784 if (message.getEncryption() == Message.ENCRYPTION_PGP
785 && (message.getStatus() == Message.STATUS_RECEIVED || message
786 .getStatus() >= Message.STATUS_SEND)
787 && message.getTransferable() == null) {
788 if (!mEncryptedMessages.contains(message)) {
789 mEncryptedMessages.add(message);
790 }
791 }
792 }
793 decryptNext();
794 updateStatusMessages();
795 this.messageListAdapter.notifyDataSetChanged();
796 updateChatMsgHint();
797 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
798 activity.sendReadMarkerIfNecessary(conversation);
799 }
800 this.updateSendButton();
801 }
802 }
803 }
804
805 private void decryptNext() {
806 Message next = this.mEncryptedMessages.peek();
807 PgpEngine engine = activity.xmppConnectionService.getPgpEngine();
808
809 if (next != null && engine != null && !mDecryptJobRunning) {
810 mDecryptJobRunning = true;
811 engine.decrypt(next, new UiCallback<Message>() {
812
813 @Override
814 public void userInputRequried(PendingIntent pi, Message message) {
815 mDecryptJobRunning = false;
816 askForPassphraseIntent = pi.getIntentSender();
817 updateSnackBar(conversation);
818 }
819
820 @Override
821 public void success(Message message) {
822 mDecryptJobRunning = false;
823 try {
824 mEncryptedMessages.remove();
825 } catch (final NoSuchElementException ignored) {
826
827 }
828 askForPassphraseIntent = null;
829 activity.xmppConnectionService.updateMessage(message);
830 }
831
832 @Override
833 public void error(int error, Message message) {
834 message.setEncryption(Message.ENCRYPTION_DECRYPTION_FAILED);
835 mDecryptJobRunning = false;
836 try {
837 mEncryptedMessages.remove();
838 } catch (final NoSuchElementException ignored) {
839
840 }
841 activity.refreshUi();
842 }
843 });
844 }
845 }
846
847 private void messageSent() {
848 int size = this.messageList.size();
849 messagesView.setSelection(size - 1);
850 mEditMessage.setText("");
851 updateChatMsgHint();
852 }
853
854 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
855
856 private int getSendButtonImageResource(SendButtonAction action, int status) {
857 switch (action) {
858 case TEXT:
859 switch (status) {
860 case Presences.CHAT:
861 case Presences.ONLINE:
862 return R.drawable.ic_send_text_online;
863 case Presences.AWAY:
864 return R.drawable.ic_send_text_away;
865 case Presences.XA:
866 case Presences.DND:
867 return R.drawable.ic_send_text_dnd;
868 default:
869 return R.drawable.ic_send_text_offline;
870 }
871 case TAKE_PHOTO:
872 switch (status) {
873 case Presences.CHAT:
874 case Presences.ONLINE:
875 return R.drawable.ic_send_photo_online;
876 case Presences.AWAY:
877 return R.drawable.ic_send_photo_away;
878 case Presences.XA:
879 case Presences.DND:
880 return R.drawable.ic_send_photo_dnd;
881 default:
882 return R.drawable.ic_send_photo_offline;
883 }
884 case RECORD_VOICE:
885 switch (status) {
886 case Presences.CHAT:
887 case Presences.ONLINE:
888 return R.drawable.ic_send_voice_online;
889 case Presences.AWAY:
890 return R.drawable.ic_send_voice_away;
891 case Presences.XA:
892 case Presences.DND:
893 return R.drawable.ic_send_voice_dnd;
894 default:
895 return R.drawable.ic_send_voice_offline;
896 }
897 case SEND_LOCATION:
898 switch (status) {
899 case Presences.CHAT:
900 case Presences.ONLINE:
901 return R.drawable.ic_send_location_online;
902 case Presences.AWAY:
903 return R.drawable.ic_send_location_away;
904 case Presences.XA:
905 case Presences.DND:
906 return R.drawable.ic_send_location_dnd;
907 default:
908 return R.drawable.ic_send_location_offline;
909 }
910 case CANCEL:
911 switch (status) {
912 case Presences.CHAT:
913 case Presences.ONLINE:
914 return R.drawable.ic_send_cancel_online;
915 case Presences.AWAY:
916 return R.drawable.ic_send_cancel_away;
917 case Presences.XA:
918 case Presences.DND:
919 return R.drawable.ic_send_cancel_dnd;
920 default:
921 return R.drawable.ic_send_cancel_offline;
922 }
923 case CHOOSE_PICTURE:
924 switch (status) {
925 case Presences.CHAT:
926 case Presences.ONLINE:
927 return R.drawable.ic_send_picture_online;
928 case Presences.AWAY:
929 return R.drawable.ic_send_picture_away;
930 case Presences.XA:
931 case Presences.DND:
932 return R.drawable.ic_send_picture_dnd;
933 default:
934 return R.drawable.ic_send_picture_offline;
935 }
936 }
937 return R.drawable.ic_send_text_offline;
938 }
939
940 public void updateSendButton() {
941 final Conversation c = this.conversation;
942 final SendButtonAction action;
943 final int status;
944 final boolean empty = this.mEditMessage == null || this.mEditMessage.getText().length() == 0;
945 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
946 if (conference && !c.getAccount().httpUploadAvailable()) {
947 if (empty && c.getNextCounterpart() != null) {
948 action = SendButtonAction.CANCEL;
949 } else {
950 action = SendButtonAction.TEXT;
951 }
952 } else {
953 if (empty) {
954 if (conference && c.getNextCounterpart() != null) {
955 action = SendButtonAction.CANCEL;
956 } else {
957 String setting = activity.getPreferences().getString("quick_action", "recent");
958 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
959 setting = "location";
960 } else if (setting.equals("recent")) {
961 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
962 }
963 switch (setting) {
964 case "photo":
965 action = SendButtonAction.TAKE_PHOTO;
966 break;
967 case "location":
968 action = SendButtonAction.SEND_LOCATION;
969 break;
970 case "voice":
971 action = SendButtonAction.RECORD_VOICE;
972 break;
973 case "picture":
974 action = SendButtonAction.CHOOSE_PICTURE;
975 break;
976 default:
977 action = SendButtonAction.TEXT;
978 break;
979 }
980 }
981 } else {
982 action = SendButtonAction.TEXT;
983 }
984 }
985 if (activity.useSendButtonToIndicateStatus() && c != null
986 && c.getAccount().getStatus() == Account.State.ONLINE) {
987 if (c.getMode() == Conversation.MODE_SINGLE) {
988 status = c.getContact().getMostAvailableStatus();
989 } else {
990 status = c.getMucOptions().online() ? Presences.ONLINE : Presences.OFFLINE;
991 }
992 } else {
993 status = Presences.OFFLINE;
994 }
995 this.mSendButton.setTag(action);
996 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
997 }
998
999 protected void updateStatusMessages() {
1000 synchronized (this.messageList) {
1001 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1002 ChatState state = conversation.getIncomingChatState();
1003 if (state == ChatState.COMPOSING) {
1004 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1005 } else if (state == ChatState.PAUSED) {
1006 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1007 } else {
1008 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1009 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1010 return;
1011 } else {
1012 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1013 this.messageList.add(i + 1,
1014 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1015 return;
1016 }
1017 }
1018 }
1019 }
1020 }
1021 }
1022 }
1023
1024 protected void showSnackbar(final int message, final int action,
1025 final OnClickListener clickListener) {
1026 snackbar.setVisibility(View.VISIBLE);
1027 snackbar.setOnClickListener(null);
1028 snackbarMessage.setText(message);
1029 snackbarMessage.setOnClickListener(null);
1030 snackbarAction.setVisibility(View.VISIBLE);
1031 snackbarAction.setText(action);
1032 snackbarAction.setOnClickListener(clickListener);
1033 }
1034
1035 protected void hideSnackbar() {
1036 snackbar.setVisibility(View.GONE);
1037 }
1038
1039 protected void sendPlainTextMessage(Message message) {
1040 ConversationActivity activity = (ConversationActivity) getActivity();
1041 activity.xmppConnectionService.sendMessage(message);
1042 messageSent();
1043 }
1044
1045 protected void sendPgpMessage(final Message message) {
1046 final ConversationActivity activity = (ConversationActivity) getActivity();
1047 final XmppConnectionService xmppService = activity.xmppConnectionService;
1048 final Contact contact = message.getConversation().getContact();
1049 if (activity.hasPgp()) {
1050 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1051 if (contact.getPgpKeyId() != 0) {
1052 xmppService.getPgpEngine().hasKey(contact,
1053 new UiCallback<Contact>() {
1054
1055 @Override
1056 public void userInputRequried(PendingIntent pi,
1057 Contact contact) {
1058 activity.runIntent(
1059 pi,
1060 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1061 }
1062
1063 @Override
1064 public void success(Contact contact) {
1065 messageSent();
1066 activity.encryptTextMessage(message);
1067 }
1068
1069 @Override
1070 public void error(int error, Contact contact) {
1071
1072 }
1073 });
1074
1075 } else {
1076 showNoPGPKeyDialog(false,
1077 new DialogInterface.OnClickListener() {
1078
1079 @Override
1080 public void onClick(DialogInterface dialog,
1081 int which) {
1082 conversation
1083 .setNextEncryption(Message.ENCRYPTION_NONE);
1084 xmppService.databaseBackend
1085 .updateConversation(conversation);
1086 message.setEncryption(Message.ENCRYPTION_NONE);
1087 xmppService.sendMessage(message);
1088 messageSent();
1089 }
1090 });
1091 }
1092 } else {
1093 if (conversation.getMucOptions().pgpKeysInUse()) {
1094 if (!conversation.getMucOptions().everybodyHasKeys()) {
1095 Toast warning = Toast
1096 .makeText(getActivity(),
1097 R.string.missing_public_keys,
1098 Toast.LENGTH_LONG);
1099 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1100 warning.show();
1101 }
1102 activity.encryptTextMessage(message);
1103 messageSent();
1104 } else {
1105 showNoPGPKeyDialog(true,
1106 new DialogInterface.OnClickListener() {
1107
1108 @Override
1109 public void onClick(DialogInterface dialog,
1110 int which) {
1111 conversation
1112 .setNextEncryption(Message.ENCRYPTION_NONE);
1113 message.setEncryption(Message.ENCRYPTION_NONE);
1114 xmppService.databaseBackend
1115 .updateConversation(conversation);
1116 xmppService.sendMessage(message);
1117 messageSent();
1118 }
1119 });
1120 }
1121 }
1122 } else {
1123 activity.showInstallPgpDialog();
1124 }
1125 }
1126
1127 public void showNoPGPKeyDialog(boolean plural,
1128 DialogInterface.OnClickListener listener) {
1129 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1130 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1131 if (plural) {
1132 builder.setTitle(getString(R.string.no_pgp_keys));
1133 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1134 } else {
1135 builder.setTitle(getString(R.string.no_pgp_key));
1136 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1137 }
1138 builder.setNegativeButton(getString(R.string.cancel), null);
1139 builder.setPositiveButton(getString(R.string.send_unencrypted),
1140 listener);
1141 builder.create().show();
1142 }
1143
1144 protected void sendAxolotlMessage(final Message message) {
1145 final ConversationActivity activity = (ConversationActivity) getActivity();
1146 final XmppConnectionService xmppService = activity.xmppConnectionService;
1147 xmppService.sendMessage(message);
1148 messageSent();
1149 }
1150
1151 protected void sendOtrMessage(final Message message) {
1152 final ConversationActivity activity = (ConversationActivity) getActivity();
1153 final XmppConnectionService xmppService = activity.xmppConnectionService;
1154 activity.selectPresence(message.getConversation(),
1155 new OnPresenceSelected() {
1156
1157 @Override
1158 public void onPresenceSelected() {
1159 message.setCounterpart(conversation.getNextCounterpart());
1160 xmppService.sendMessage(message);
1161 messageSent();
1162 }
1163 });
1164 }
1165
1166 public void appendText(String text) {
1167 if (text == null) {
1168 return;
1169 }
1170 String previous = this.mEditMessage.getText().toString();
1171 if (previous.length() != 0 && !previous.endsWith(" ")) {
1172 text = " " + text;
1173 }
1174 this.mEditMessage.append(text);
1175 }
1176
1177 @Override
1178 public boolean onEnterPressed() {
1179 if (activity.enterIsSend()) {
1180 sendMessage();
1181 return true;
1182 } else {
1183 return false;
1184 }
1185 }
1186
1187 @Override
1188 public void onTypingStarted() {
1189 Account.State status = conversation.getAccount().getStatus();
1190 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1191 activity.xmppConnectionService.sendChatState(conversation);
1192 }
1193 updateSendButton();
1194 }
1195
1196 @Override
1197 public void onTypingStopped() {
1198 Account.State status = conversation.getAccount().getStatus();
1199 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1200 activity.xmppConnectionService.sendChatState(conversation);
1201 }
1202 }
1203
1204 @Override
1205 public void onTextDeleted() {
1206 Account.State status = conversation.getAccount().getStatus();
1207 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1208 activity.xmppConnectionService.sendChatState(conversation);
1209 }
1210 updateSendButton();
1211 }
1212
1213 @Override
1214 public void onActivityResult(int requestCode, int resultCode,
1215 final Intent data) {
1216 if (resultCode == Activity.RESULT_OK) {
1217 if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1218 final String body = mEditMessage.getText().toString();
1219 Message message = new Message(conversation, body, conversation.getNextEncryption());
1220 sendAxolotlMessage(message);
1221 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1222 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1223 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1224 }
1225 }
1226 }
1227
1228}