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