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.util.Log;
16import android.view.ContextMenu;
17import android.view.ContextMenu.ContextMenuInfo;
18import android.view.Gravity;
19import android.view.KeyEvent;
20import android.view.LayoutInflater;
21import android.view.MenuItem;
22import android.view.View;
23import android.view.View.OnClickListener;
24import android.view.ViewGroup;
25import android.view.inputmethod.EditorInfo;
26import android.view.inputmethod.InputMethodManager;
27import android.widget.AbsListView;
28import android.widget.AbsListView.OnScrollListener;
29import android.widget.AdapterView;
30import android.widget.AdapterView.AdapterContextMenuInfo;
31import android.widget.ImageButton;
32import android.widget.ListView;
33import android.widget.RelativeLayout;
34import android.widget.TextView;
35import android.widget.TextView.OnEditorActionListener;
36import android.widget.Toast;
37
38import net.java.otr4j.session.SessionStatus;
39
40import java.util.ArrayList;
41import java.util.List;
42import java.util.NoSuchElementException;
43import java.util.concurrent.ConcurrentLinkedQueue;
44
45import eu.siacs.conversations.Config;
46import eu.siacs.conversations.R;
47import eu.siacs.conversations.crypto.PgpEngine;
48import eu.siacs.conversations.crypto.axolotl.AxolotlService;
49import eu.siacs.conversations.entities.Account;
50import eu.siacs.conversations.entities.Contact;
51import eu.siacs.conversations.entities.Conversation;
52import eu.siacs.conversations.entities.Transferable;
53import eu.siacs.conversations.entities.DownloadableFile;
54import eu.siacs.conversations.entities.TransferablePlaceholder;
55import eu.siacs.conversations.entities.Message;
56import eu.siacs.conversations.entities.MucOptions;
57import eu.siacs.conversations.entities.Presences;
58import eu.siacs.conversations.services.XmppConnectionService;
59import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
60import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
61import eu.siacs.conversations.ui.adapter.MessageAdapter;
62import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
63import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
64import eu.siacs.conversations.utils.GeoHelper;
65import eu.siacs.conversations.utils.UIHelper;
66import eu.siacs.conversations.xmpp.chatstate.ChatState;
67import eu.siacs.conversations.xmpp.jid.Jid;
68
69public class ConversationFragment extends Fragment implements EditMessage.KeyboardListener {
70
71 protected Conversation conversation;
72 private OnClickListener leaveMuc = new OnClickListener() {
73
74 @Override
75 public void onClick(View v) {
76 activity.endConversation(conversation);
77 }
78 };
79 private OnClickListener joinMuc = new OnClickListener() {
80
81 @Override
82 public void onClick(View v) {
83 activity.xmppConnectionService.joinMuc(conversation);
84 }
85 };
86 private OnClickListener enterPassword = new OnClickListener() {
87
88 @Override
89 public void onClick(View v) {
90 MucOptions muc = conversation.getMucOptions();
91 String password = muc.getPassword();
92 if (password == null) {
93 password = "";
94 }
95 activity.quickPasswordEdit(password, new OnValueEdited() {
96
97 @Override
98 public void onValueEdited(String value) {
99 activity.xmppConnectionService.providePasswordForMuc(
100 conversation, value);
101 }
102 });
103 }
104 };
105 protected ListView messagesView;
106 final protected List<Message> messageList = new ArrayList<>();
107 protected MessageAdapter messageListAdapter;
108 private EditMessage mEditMessage;
109 private ImageButton mSendButton;
110 private RelativeLayout snackbar;
111 private TextView snackbarMessage;
112 private TextView snackbarAction;
113 private boolean messagesLoaded = true;
114 private Toast messageLoaderToast;
115
116 private OnScrollListener mOnScrollListener = new OnScrollListener() {
117
118 @Override
119 public void onScrollStateChanged(AbsListView view, int scrollState) {
120 // TODO Auto-generated method stub
121
122 }
123
124 private int getIndexOf(String uuid, List<Message> messages) {
125 if (uuid == null) {
126 return 0;
127 }
128 for(int i = 0; i < messages.size(); ++i) {
129 if (uuid.equals(messages.get(i).getUuid())) {
130 return i;
131 } else {
132 Message next = messages.get(i);
133 while(next != null && next.wasMergedIntoPrevious()) {
134 if (uuid.equals(next.getUuid())) {
135 return i;
136 }
137 next = next.next();
138 }
139
140 }
141 }
142 return 0;
143 }
144
145 @Override
146 public void onScroll(AbsListView view, int firstVisibleItem,
147 int visibleItemCount, int totalItemCount) {
148 synchronized (ConversationFragment.this.messageList) {
149 if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
150 long timestamp = ConversationFragment.this.messageList.get(0).getTimeSent();
151 messagesLoaded = false;
152 activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
153 @Override
154 public void onMoreMessagesLoaded(final int c, Conversation conversation) {
155 if (ConversationFragment.this.conversation != conversation) {
156 return;
157 }
158 activity.runOnUiThread(new Runnable() {
159 @Override
160 public void run() {
161 final int oldPosition = messagesView.getFirstVisiblePosition();
162 Message message = messageList.get(oldPosition);
163 String uuid = message != null ? message.getUuid() : null;
164 View v = messagesView.getChildAt(0);
165 final int pxOffset = (v == null) ? 0 : v.getTop();
166 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
167 updateStatusMessages();
168 messageListAdapter.notifyDataSetChanged();
169 int pos = getIndexOf(uuid,messageList);
170 messagesView.setSelectionFromTop(pos, pxOffset);
171 messagesLoaded = true;
172 if (messageLoaderToast != null) {
173 messageLoaderToast.cancel();
174 }
175 }
176 });
177 }
178
179 @Override
180 public void informUser(final int resId) {
181
182 activity.runOnUiThread(new Runnable() {
183 @Override
184 public void run() {
185 if (messageLoaderToast != null) {
186 messageLoaderToast.cancel();
187 }
188 if (ConversationFragment.this.conversation != conversation) {
189 return;
190 }
191 messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
192 messageLoaderToast.show();
193 }
194 });
195
196 }
197 });
198
199 }
200 }
201 }
202 };
203 private IntentSender askForPassphraseIntent = null;
204 protected OnClickListener clickToDecryptListener = new OnClickListener() {
205
206 @Override
207 public void onClick(View v) {
208 if (activity.hasPgp() && askForPassphraseIntent != null) {
209 try {
210 getActivity().startIntentSenderForResult(
211 askForPassphraseIntent,
212 ConversationActivity.REQUEST_DECRYPT_PGP, null, 0,
213 0, 0);
214 askForPassphraseIntent = null;
215 } catch (SendIntentException e) {
216 //
217 }
218 }
219 }
220 };
221 protected OnClickListener clickToVerify = new OnClickListener() {
222
223 @Override
224 public void onClick(View v) {
225 activity.verifyOtrSessionDialog(conversation, v);
226 }
227 };
228 private ConcurrentLinkedQueue<Message> mEncryptedMessages = new ConcurrentLinkedQueue<>();
229 private boolean mDecryptJobRunning = false;
230 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
231
232 @Override
233 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
234 if (actionId == EditorInfo.IME_ACTION_SEND) {
235 InputMethodManager imm = (InputMethodManager) v.getContext()
236 .getSystemService(Context.INPUT_METHOD_SERVICE);
237 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
238 sendMessage();
239 return true;
240 } else {
241 return false;
242 }
243 }
244 };
245 private OnClickListener mSendButtonListener = new OnClickListener() {
246
247 @Override
248 public void onClick(View v) {
249 Object tag = v.getTag();
250 if (tag instanceof SendButtonAction) {
251 SendButtonAction action = (SendButtonAction) tag;
252 switch (action) {
253 case TAKE_PHOTO:
254 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
255 break;
256 case SEND_LOCATION:
257 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
258 break;
259 case RECORD_VOICE:
260 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
261 break;
262 case CHOOSE_PICTURE:
263 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
264 break;
265 case CANCEL:
266 if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
267 conversation.setNextCounterpart(null);
268 updateChatMsgHint();
269 updateSendButton();
270 }
271 break;
272 default:
273 sendMessage();
274 }
275 } else {
276 sendMessage();
277 }
278 }
279 };
280 private OnClickListener clickToMuc = new OnClickListener() {
281
282 @Override
283 public void onClick(View v) {
284 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
285 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
286 intent.putExtra("uuid", conversation.getUuid());
287 startActivity(intent);
288 }
289 };
290 private ConversationActivity activity;
291 private Message selectedMessage;
292
293 private void sendMessage() {
294 final String body = mEditMessage.getText().toString();
295 if (body.length() == 0 || this.conversation == null) {
296 return;
297 }
298 Message message = new Message(conversation, body, conversation.getNextEncryption(activity.forceEncryption()));
299 if (conversation.getMode() == Conversation.MODE_MULTI) {
300 if (conversation.getNextCounterpart() != null) {
301 message.setCounterpart(conversation.getNextCounterpart());
302 message.setType(Message.TYPE_PRIVATE);
303 }
304 }
305 if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_OTR) {
306 sendOtrMessage(message);
307 } else if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_PGP) {
308 sendPgpMessage(message);
309 } else if (conversation.getNextEncryption(activity.forceEncryption()) == Message.ENCRYPTION_AXOLOTL) {
310 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
311 sendAxolotlMessage(message);
312 }
313 } else {
314 sendPlainTextMessage(message);
315 }
316 }
317
318 public void updateChatMsgHint() {
319 if (conversation.getMode() == Conversation.MODE_MULTI
320 && conversation.getNextCounterpart() != null) {
321 this.mEditMessage.setHint(getString(
322 R.string.send_private_message_to,
323 conversation.getNextCounterpart().getResourcepart()));
324 } else {
325 switch (conversation.getNextEncryption(activity.forceEncryption())) {
326 case Message.ENCRYPTION_NONE:
327 mEditMessage
328 .setHint(getString(R.string.send_plain_text_message));
329 break;
330 case Message.ENCRYPTION_OTR:
331 mEditMessage.setHint(getString(R.string.send_otr_message));
332 break;
333 case Message.ENCRYPTION_AXOLOTL:
334 mEditMessage.setHint(getString(R.string.send_axolotl_message));
335 break;
336 case Message.ENCRYPTION_PGP:
337 mEditMessage.setHint(getString(R.string.send_pgp_message));
338 break;
339 default:
340 break;
341 }
342 getActivity().invalidateOptionsMenu();
343 }
344 }
345
346 private void setupIme() {
347 if (((ConversationActivity) getActivity()).usingEnterKey()) {
348 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
349 } else {
350 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
351 }
352 }
353
354 @Override
355 public View onCreateView(final LayoutInflater inflater,
356 ViewGroup container, Bundle savedInstanceState) {
357 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
358 view.setOnClickListener(null);
359 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
360 setupIme();
361 mEditMessage.setOnClickListener(new OnClickListener() {
362
363 @Override
364 public void onClick(View v) {
365 if (activity != null) {
366 activity.hideConversationsOverview();
367 }
368 }
369 });
370 mEditMessage.setOnEditorActionListener(mEditorActionListener);
371
372 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
373 mSendButton.setOnClickListener(this.mSendButtonListener);
374
375 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
376 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
377 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
378
379 messagesView = (ListView) view.findViewById(R.id.messages_view);
380 messagesView.setOnScrollListener(mOnScrollListener);
381 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
382 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
383 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
384
385 @Override
386 public void onContactPictureClicked(Message message) {
387 if (message.getStatus() <= Message.STATUS_RECEIVED) {
388 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
389 if (message.getCounterpart() != null) {
390 if (!message.getCounterpart().isBareJid()) {
391 highlightInConference(message.getCounterpart().getResourcepart());
392 } else {
393 highlightInConference(message.getCounterpart().toString());
394 }
395 }
396 } else {
397 activity.switchToContactDetails(message.getContact());
398 }
399 } else {
400 Account account = message.getConversation().getAccount();
401 Intent intent = new Intent(activity, EditAccountActivity.class);
402 intent.putExtra("jid", account.getJid().toBareJid().toString());
403 startActivity(intent);
404 }
405 }
406 });
407 messageListAdapter
408 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
409
410 @Override
411 public void onContactPictureLongClicked(Message message) {
412 if (message.getStatus() <= Message.STATUS_RECEIVED) {
413 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
414 if (message.getCounterpart() != null) {
415 privateMessageWith(message.getCounterpart());
416 }
417 }
418 } else {
419 activity.showQrCode();
420 }
421 }
422 });
423 messagesView.setAdapter(messageListAdapter);
424
425 registerForContextMenu(messagesView);
426
427 return view;
428 }
429
430 @Override
431 public void onCreateContextMenu(ContextMenu menu, View v,
432 ContextMenuInfo menuInfo) {
433 synchronized (this.messageList) {
434 super.onCreateContextMenu(menu, v, menuInfo);
435 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
436 this.selectedMessage = this.messageList.get(acmi.position);
437 populateContextMenu(menu);
438 }
439 }
440
441 private void populateContextMenu(ContextMenu menu) {
442 final Message m = this.selectedMessage;
443 if (m.getType() != Message.TYPE_STATUS) {
444 activity.getMenuInflater().inflate(R.menu.message_context, menu);
445 menu.setHeaderTitle(R.string.message_options);
446 MenuItem copyText = menu.findItem(R.id.copy_text);
447 MenuItem shareWith = menu.findItem(R.id.share_with);
448 MenuItem sendAgain = menu.findItem(R.id.send_again);
449 MenuItem copyUrl = menu.findItem(R.id.copy_url);
450 MenuItem downloadFile = menu.findItem(R.id.download_file);
451 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
452 if ((m.getType() == Message.TYPE_TEXT || m.getType() == Message.TYPE_PRIVATE)
453 && m.getTransferable() == null
454 && !GeoHelper.isGeoUri(m.getBody())
455 && m.treatAsDownloadable() != Message.Decision.MUST) {
456 copyText.setVisible(true);
457 }
458 if ((m.getType() != Message.TYPE_TEXT
459 && m.getType() != Message.TYPE_PRIVATE
460 && m.getTransferable() == null)
461 || (GeoHelper.isGeoUri(m.getBody()))) {
462 shareWith.setVisible(true);
463 }
464 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
465 sendAgain.setVisible(true);
466 }
467 if (m.hasFileOnRemoteHost()
468 || GeoHelper.isGeoUri(m.getBody())
469 || m.treatAsDownloadable() == Message.Decision.MUST) {
470 copyUrl.setVisible(true);
471 }
472 if (m.getType() == Message.TYPE_TEXT && m.getTransferable() == null && m.treatAsDownloadable() != Message.Decision.NEVER) {
473 downloadFile.setVisible(true);
474 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
475 }
476 if ((m.getTransferable() != null && !(m.getTransferable() instanceof TransferablePlaceholder))
477 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
478 || m.getStatus() == Message.STATUS_OFFERED))) {
479 cancelTransmission.setVisible(true);
480 }
481 }
482 }
483
484 @Override
485 public boolean onContextItemSelected(MenuItem item) {
486 switch (item.getItemId()) {
487 case R.id.share_with:
488 shareWith(selectedMessage);
489 return true;
490 case R.id.copy_text:
491 copyText(selectedMessage);
492 return true;
493 case R.id.send_again:
494 resendMessage(selectedMessage);
495 return true;
496 case R.id.copy_url:
497 copyUrl(selectedMessage);
498 return true;
499 case R.id.download_file:
500 downloadFile(selectedMessage);
501 return true;
502 case R.id.cancel_transmission:
503 cancelTransmission(selectedMessage);
504 return true;
505 default:
506 return super.onContextItemSelected(item);
507 }
508 }
509
510 private void shareWith(Message message) {
511 Intent shareIntent = new Intent();
512 shareIntent.setAction(Intent.ACTION_SEND);
513 if (GeoHelper.isGeoUri(message.getBody())) {
514 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
515 shareIntent.setType("text/plain");
516 } else {
517 shareIntent.putExtra(Intent.EXTRA_STREAM,
518 activity.xmppConnectionService.getFileBackend()
519 .getJingleFileUri(message));
520 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
521 String mime = message.getMimeType();
522 if (mime == null) {
523 mime = "image/webp";
524 }
525 shareIntent.setType(mime);
526 }
527 try {
528 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
529 } catch (ActivityNotFoundException e) {
530 //This should happen only on faulty androids because normally chooser is always available
531 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
532 }
533 }
534
535 private void copyText(Message message) {
536 if (activity.copyTextToClipboard(message.getMergedBody(),
537 R.string.message_text)) {
538 Toast.makeText(activity, R.string.message_copied_to_clipboard,
539 Toast.LENGTH_SHORT).show();
540 }
541 }
542
543 private void resendMessage(Message message) {
544 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
545 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
546 if (!file.exists()) {
547 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
548 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
549 return;
550 }
551 }
552 activity.xmppConnectionService.resendFailedMessages(message);
553 }
554
555 private void copyUrl(Message message) {
556 final String url;
557 final int resId;
558 if (GeoHelper.isGeoUri(message.getBody())) {
559 resId = R.string.location;
560 url = message.getBody();
561 } else if (message.hasFileOnRemoteHost()) {
562 resId = R.string.file_url;
563 url = message.getFileParams().url.toString();
564 } else {
565 url = message.getBody().trim();
566 resId = R.string.file_url;
567 }
568 if (activity.copyTextToClipboard(url, resId)) {
569 Toast.makeText(activity, R.string.url_copied_to_clipboard,
570 Toast.LENGTH_SHORT).show();
571 }
572 }
573
574 private void downloadFile(Message message) {
575 activity.xmppConnectionService.getHttpConnectionManager()
576 .createNewDownloadConnection(message);
577 }
578
579 private void cancelTransmission(Message message) {
580 Transferable transferable = message.getTransferable();
581 if (transferable != null) {
582 transferable.cancel();
583 } else {
584 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
585 }
586 }
587
588 protected void privateMessageWith(final Jid counterpart) {
589 this.mEditMessage.setText("");
590 this.conversation.setNextCounterpart(counterpart);
591 updateChatMsgHint();
592 updateSendButton();
593 }
594
595 protected void highlightInConference(String nick) {
596 String oldString = mEditMessage.getText().toString().trim();
597 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
598 mEditMessage.getText().insert(0, nick + ": ");
599 } else {
600 if (mEditMessage.getText().charAt(
601 mEditMessage.getSelectionStart() - 1) != ' ') {
602 nick = " " + nick;
603 }
604 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
605 nick + " ");
606 }
607 }
608
609 @Override
610 public void onStop() {
611 mDecryptJobRunning = false;
612 super.onStop();
613 if (this.conversation != null) {
614 final String msg = mEditMessage.getText().toString();
615 this.conversation.setNextMessage(msg);
616 updateChatState(this.conversation, msg);
617 }
618 }
619
620 private void updateChatState(final Conversation conversation, final String msg) {
621 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
622 Account.State status = conversation.getAccount().getStatus();
623 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
624 activity.xmppConnectionService.sendChatState(conversation);
625 }
626 }
627
628 public void reInit(Conversation conversation) {
629 if (conversation == null) {
630 return;
631 }
632
633 this.activity = (ConversationActivity) getActivity();
634
635 if (this.conversation != null) {
636 final String msg = mEditMessage.getText().toString();
637 this.conversation.setNextMessage(msg);
638 if (this.conversation != conversation) {
639 updateChatState(this.conversation, msg);
640 }
641 this.conversation.trim();
642 }
643
644 this.askForPassphraseIntent = null;
645 this.conversation = conversation;
646 this.mDecryptJobRunning = false;
647 this.mEncryptedMessages.clear();
648 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
649 this.conversation.setNextCounterpart(null);
650 }
651 this.mEditMessage.setKeyboardListener(null);
652 this.mEditMessage.setText("");
653 this.mEditMessage.append(this.conversation.getNextMessage());
654 this.mEditMessage.setKeyboardListener(this);
655 this.messagesView.setAdapter(messageListAdapter);
656 updateMessages();
657 this.messagesLoaded = true;
658 int size = this.messageList.size();
659 if (size > 0) {
660 messagesView.setSelection(size - 1);
661 }
662 }
663
664 private OnClickListener mUnblockClickListener = new OnClickListener() {
665 @Override
666 public void onClick(final View v) {
667 v.post(new Runnable() {
668 @Override
669 public void run() {
670 v.setVisibility(View.INVISIBLE);
671 }
672 });
673 if (conversation.isDomainBlocked()) {
674 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
675 } else {
676 activity.unblockConversation(conversation);
677 }
678 }
679 };
680
681 private OnClickListener mAddBackClickListener = new OnClickListener() {
682
683 @Override
684 public void onClick(View v) {
685 final Contact contact = conversation == null ? null : conversation.getContact();
686 if (contact != null) {
687 activity.xmppConnectionService.createContact(contact);
688 activity.switchToContactDetails(contact);
689 }
690 }
691 };
692
693 private OnClickListener mUnmuteClickListener = new OnClickListener() {
694
695 @Override
696 public void onClick(final View v) {
697 activity.unmuteConversation(conversation);
698 }
699 };
700
701 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
702 @Override
703 public void onClick(View view) {
704 Intent intent = new Intent(activity, VerifyOTRActivity.class);
705 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
706 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
707 intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
708 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
709 startActivity(intent);
710 }
711 };
712
713 private void updateSnackBar(final Conversation conversation) {
714 final Account account = conversation.getAccount();
715 final Contact contact = conversation.getContact();
716 final int mode = conversation.getMode();
717 if (conversation.isBlocked()) {
718 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
719 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
720 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
721 } else if (mode == Conversation.MODE_MULTI
722 && !conversation.getMucOptions().online()
723 && account.getStatus() == Account.State.ONLINE) {
724 switch (conversation.getMucOptions().getError()) {
725 case MucOptions.ERROR_NICK_IN_USE:
726 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
727 break;
728 case MucOptions.ERROR_UNKNOWN:
729 showSnackbar(R.string.conference_not_found, R.string.leave, leaveMuc);
730 break;
731 case MucOptions.ERROR_PASSWORD_REQUIRED:
732 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
733 break;
734 case MucOptions.ERROR_BANNED:
735 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
736 break;
737 case MucOptions.ERROR_MEMBERS_ONLY:
738 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
739 break;
740 case MucOptions.KICKED_FROM_ROOM:
741 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
742 break;
743 default:
744 break;
745 }
746 } else if (askForPassphraseIntent != null) {
747 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
748 } else if (mode == Conversation.MODE_SINGLE
749 && conversation.smpRequested()) {
750 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
751 } else if (mode == Conversation.MODE_SINGLE
752 && conversation.hasValidOtrSession()
753 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
754 && (!conversation.isOtrFingerprintVerified())) {
755 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
756 } else if (conversation.isMuted()) {
757 showSnackbar(R.string.notifications_disabled, R.string.enable, this.mUnmuteClickListener);
758 } else {
759 hideSnackbar();
760 }
761 }
762
763 public void updateMessages() {
764 synchronized (this.messageList) {
765 if (getView() == null) {
766 return;
767 }
768 final ConversationActivity activity = (ConversationActivity) getActivity();
769 if (this.conversation != null) {
770 updateSnackBar(this.conversation);
771 conversation.populateWithMessages(ConversationFragment.this.messageList);
772 for (final Message message : this.messageList) {
773 if (message.getEncryption() == Message.ENCRYPTION_PGP
774 && (message.getStatus() == Message.STATUS_RECEIVED || message
775 .getStatus() >= Message.STATUS_SEND)
776 && message.getTransferable() == null) {
777 if (!mEncryptedMessages.contains(message)) {
778 mEncryptedMessages.add(message);
779 }
780 }
781 }
782 decryptNext();
783 updateStatusMessages();
784 this.messageListAdapter.notifyDataSetChanged();
785 updateChatMsgHint();
786 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
787 activity.sendReadMarkerIfNecessary(conversation);
788 }
789 this.updateSendButton();
790 }
791 }
792 }
793
794 private void decryptNext() {
795 Message next = this.mEncryptedMessages.peek();
796 PgpEngine engine = activity.xmppConnectionService.getPgpEngine();
797
798 if (next != null && engine != null && !mDecryptJobRunning) {
799 mDecryptJobRunning = true;
800 engine.decrypt(next, new UiCallback<Message>() {
801
802 @Override
803 public void userInputRequried(PendingIntent pi, Message message) {
804 mDecryptJobRunning = false;
805 askForPassphraseIntent = pi.getIntentSender();
806 updateSnackBar(conversation);
807 }
808
809 @Override
810 public void success(Message message) {
811 mDecryptJobRunning = false;
812 try {
813 mEncryptedMessages.remove();
814 } catch (final NoSuchElementException ignored) {
815
816 }
817 askForPassphraseIntent = null;
818 activity.xmppConnectionService.updateMessage(message);
819 }
820
821 @Override
822 public void error(int error, Message message) {
823 message.setEncryption(Message.ENCRYPTION_DECRYPTION_FAILED);
824 mDecryptJobRunning = false;
825 try {
826 mEncryptedMessages.remove();
827 } catch (final NoSuchElementException ignored) {
828
829 }
830 activity.xmppConnectionService.updateConversationUi();
831 }
832 });
833 }
834 }
835
836 private void messageSent() {
837 int size = this.messageList.size();
838 messagesView.setSelection(size - 1);
839 mEditMessage.setText("");
840 updateChatMsgHint();
841 }
842
843 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
844
845 private int getSendButtonImageResource(SendButtonAction action, int status) {
846 switch (action) {
847 case TEXT:
848 switch (status) {
849 case Presences.CHAT:
850 case Presences.ONLINE:
851 return R.drawable.ic_send_text_online;
852 case Presences.AWAY:
853 return R.drawable.ic_send_text_away;
854 case Presences.XA:
855 case Presences.DND:
856 return R.drawable.ic_send_text_dnd;
857 default:
858 return R.drawable.ic_send_text_offline;
859 }
860 case TAKE_PHOTO:
861 switch (status) {
862 case Presences.CHAT:
863 case Presences.ONLINE:
864 return R.drawable.ic_send_photo_online;
865 case Presences.AWAY:
866 return R.drawable.ic_send_photo_away;
867 case Presences.XA:
868 case Presences.DND:
869 return R.drawable.ic_send_photo_dnd;
870 default:
871 return R.drawable.ic_send_photo_offline;
872 }
873 case RECORD_VOICE:
874 switch (status) {
875 case Presences.CHAT:
876 case Presences.ONLINE:
877 return R.drawable.ic_send_voice_online;
878 case Presences.AWAY:
879 return R.drawable.ic_send_voice_away;
880 case Presences.XA:
881 case Presences.DND:
882 return R.drawable.ic_send_voice_dnd;
883 default:
884 return R.drawable.ic_send_voice_offline;
885 }
886 case SEND_LOCATION:
887 switch (status) {
888 case Presences.CHAT:
889 case Presences.ONLINE:
890 return R.drawable.ic_send_location_online;
891 case Presences.AWAY:
892 return R.drawable.ic_send_location_away;
893 case Presences.XA:
894 case Presences.DND:
895 return R.drawable.ic_send_location_dnd;
896 default:
897 return R.drawable.ic_send_location_offline;
898 }
899 case CANCEL:
900 switch (status) {
901 case Presences.CHAT:
902 case Presences.ONLINE:
903 return R.drawable.ic_send_cancel_online;
904 case Presences.AWAY:
905 return R.drawable.ic_send_cancel_away;
906 case Presences.XA:
907 case Presences.DND:
908 return R.drawable.ic_send_cancel_dnd;
909 default:
910 return R.drawable.ic_send_cancel_offline;
911 }
912 case CHOOSE_PICTURE:
913 switch (status) {
914 case Presences.CHAT:
915 case Presences.ONLINE:
916 return R.drawable.ic_send_picture_online;
917 case Presences.AWAY:
918 return R.drawable.ic_send_picture_away;
919 case Presences.XA:
920 case Presences.DND:
921 return R.drawable.ic_send_picture_dnd;
922 default:
923 return R.drawable.ic_send_picture_offline;
924 }
925 }
926 return R.drawable.ic_send_text_offline;
927 }
928
929 public void updateSendButton() {
930 final Conversation c = this.conversation;
931 final SendButtonAction action;
932 final int status;
933 final boolean empty = this.mEditMessage == null || this.mEditMessage.getText().length() == 0;
934 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
935 if (conference && !c.getAccount().httpUploadAvailable()) {
936 if (empty && c.getNextCounterpart() != null) {
937 action = SendButtonAction.CANCEL;
938 } else {
939 action = SendButtonAction.TEXT;
940 }
941 } else {
942 if (empty) {
943 if (conference && c.getNextCounterpart() != null) {
944 action = SendButtonAction.CANCEL;
945 } else {
946 String setting = activity.getPreferences().getString("quick_action", "recent");
947 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
948 setting = "location";
949 } else if (setting.equals("recent")) {
950 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
951 }
952 switch (setting) {
953 case "photo":
954 action = SendButtonAction.TAKE_PHOTO;
955 break;
956 case "location":
957 action = SendButtonAction.SEND_LOCATION;
958 break;
959 case "voice":
960 action = SendButtonAction.RECORD_VOICE;
961 break;
962 case "picture":
963 action = SendButtonAction.CHOOSE_PICTURE;
964 break;
965 default:
966 action = SendButtonAction.TEXT;
967 break;
968 }
969 }
970 } else {
971 action = SendButtonAction.TEXT;
972 }
973 }
974 if (activity.useSendButtonToIndicateStatus() && c != null
975 && c.getAccount().getStatus() == Account.State.ONLINE) {
976 if (c.getMode() == Conversation.MODE_SINGLE) {
977 status = c.getContact().getMostAvailableStatus();
978 } else {
979 status = c.getMucOptions().online() ? Presences.ONLINE : Presences.OFFLINE;
980 }
981 } else {
982 status = Presences.OFFLINE;
983 }
984 this.mSendButton.setTag(action);
985 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
986 }
987
988 protected void updateStatusMessages() {
989 synchronized (this.messageList) {
990 if (conversation.getMode() == Conversation.MODE_SINGLE) {
991 ChatState state = conversation.getIncomingChatState();
992 if (state == ChatState.COMPOSING) {
993 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
994 } else if (state == ChatState.PAUSED) {
995 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
996 } else {
997 for (int i = this.messageList.size() - 1; i >= 0; --i) {
998 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
999 return;
1000 } else {
1001 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1002 this.messageList.add(i + 1,
1003 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1004 return;
1005 }
1006 }
1007 }
1008 }
1009 }
1010 }
1011 }
1012
1013 protected void showSnackbar(final int message, final int action,
1014 final OnClickListener clickListener) {
1015 snackbar.setVisibility(View.VISIBLE);
1016 snackbar.setOnClickListener(null);
1017 snackbarMessage.setText(message);
1018 snackbarMessage.setOnClickListener(null);
1019 snackbarAction.setVisibility(View.VISIBLE);
1020 snackbarAction.setText(action);
1021 snackbarAction.setOnClickListener(clickListener);
1022 }
1023
1024 protected void hideSnackbar() {
1025 snackbar.setVisibility(View.GONE);
1026 }
1027
1028 protected void sendPlainTextMessage(Message message) {
1029 ConversationActivity activity = (ConversationActivity) getActivity();
1030 activity.xmppConnectionService.sendMessage(message);
1031 messageSent();
1032 }
1033
1034 protected void sendPgpMessage(final Message message) {
1035 final ConversationActivity activity = (ConversationActivity) getActivity();
1036 final XmppConnectionService xmppService = activity.xmppConnectionService;
1037 final Contact contact = message.getConversation().getContact();
1038 if (activity.hasPgp()) {
1039 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1040 if (contact.getPgpKeyId() != 0) {
1041 xmppService.getPgpEngine().hasKey(contact,
1042 new UiCallback<Contact>() {
1043
1044 @Override
1045 public void userInputRequried(PendingIntent pi,
1046 Contact contact) {
1047 activity.runIntent(
1048 pi,
1049 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1050 }
1051
1052 @Override
1053 public void success(Contact contact) {
1054 messageSent();
1055 activity.encryptTextMessage(message);
1056 }
1057
1058 @Override
1059 public void error(int error, Contact contact) {
1060
1061 }
1062 });
1063
1064 } else {
1065 showNoPGPKeyDialog(false,
1066 new DialogInterface.OnClickListener() {
1067
1068 @Override
1069 public void onClick(DialogInterface dialog,
1070 int which) {
1071 conversation
1072 .setNextEncryption(Message.ENCRYPTION_NONE);
1073 xmppService.databaseBackend
1074 .updateConversation(conversation);
1075 message.setEncryption(Message.ENCRYPTION_NONE);
1076 xmppService.sendMessage(message);
1077 messageSent();
1078 }
1079 });
1080 }
1081 } else {
1082 if (conversation.getMucOptions().pgpKeysInUse()) {
1083 if (!conversation.getMucOptions().everybodyHasKeys()) {
1084 Toast warning = Toast
1085 .makeText(getActivity(),
1086 R.string.missing_public_keys,
1087 Toast.LENGTH_LONG);
1088 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1089 warning.show();
1090 }
1091 activity.encryptTextMessage(message);
1092 messageSent();
1093 } else {
1094 showNoPGPKeyDialog(true,
1095 new DialogInterface.OnClickListener() {
1096
1097 @Override
1098 public void onClick(DialogInterface dialog,
1099 int which) {
1100 conversation
1101 .setNextEncryption(Message.ENCRYPTION_NONE);
1102 message.setEncryption(Message.ENCRYPTION_NONE);
1103 xmppService.databaseBackend
1104 .updateConversation(conversation);
1105 xmppService.sendMessage(message);
1106 messageSent();
1107 }
1108 });
1109 }
1110 }
1111 } else {
1112 activity.showInstallPgpDialog();
1113 }
1114 }
1115
1116 public void showNoPGPKeyDialog(boolean plural,
1117 DialogInterface.OnClickListener listener) {
1118 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1119 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1120 if (plural) {
1121 builder.setTitle(getString(R.string.no_pgp_keys));
1122 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1123 } else {
1124 builder.setTitle(getString(R.string.no_pgp_key));
1125 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1126 }
1127 builder.setNegativeButton(getString(R.string.cancel), null);
1128 builder.setPositiveButton(getString(R.string.send_unencrypted),
1129 listener);
1130 builder.create().show();
1131 }
1132
1133 protected void sendAxolotlMessage(final Message message) {
1134 final ConversationActivity activity = (ConversationActivity) getActivity();
1135 final XmppConnectionService xmppService = activity.xmppConnectionService;
1136 xmppService.sendMessage(message);
1137 messageSent();
1138 }
1139
1140 protected void sendOtrMessage(final Message message) {
1141 final ConversationActivity activity = (ConversationActivity) getActivity();
1142 final XmppConnectionService xmppService = activity.xmppConnectionService;
1143 activity.selectPresence(message.getConversation(),
1144 new OnPresenceSelected() {
1145
1146 @Override
1147 public void onPresenceSelected() {
1148 message.setCounterpart(conversation.getNextCounterpart());
1149 xmppService.sendMessage(message);
1150 messageSent();
1151 }
1152 });
1153 }
1154
1155 public void appendText(String text) {
1156 if (text == null) {
1157 return;
1158 }
1159 String previous = this.mEditMessage.getText().toString();
1160 if (previous.length() != 0 && !previous.endsWith(" ")) {
1161 text = " " + text;
1162 }
1163 this.mEditMessage.append(text);
1164 }
1165
1166 @Override
1167 public boolean onEnterPressed() {
1168 if (activity.enterIsSend()) {
1169 sendMessage();
1170 return true;
1171 } else {
1172 return false;
1173 }
1174 }
1175
1176 @Override
1177 public void onTypingStarted() {
1178 Account.State status = conversation.getAccount().getStatus();
1179 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1180 activity.xmppConnectionService.sendChatState(conversation);
1181 }
1182 updateSendButton();
1183 }
1184
1185 @Override
1186 public void onTypingStopped() {
1187 Account.State status = conversation.getAccount().getStatus();
1188 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1189 activity.xmppConnectionService.sendChatState(conversation);
1190 }
1191 }
1192
1193 @Override
1194 public void onTextDeleted() {
1195 Account.State status = conversation.getAccount().getStatus();
1196 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1197 activity.xmppConnectionService.sendChatState(conversation);
1198 }
1199 updateSendButton();
1200 }
1201
1202 @Override
1203 public void onActivityResult(int requestCode, int resultCode,
1204 final Intent data) {
1205 if (resultCode == Activity.RESULT_OK) {
1206 if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1207 final String body = mEditMessage.getText().toString();
1208 Message message = new Message(conversation, body, conversation.getNextEncryption(activity.forceEncryption()));
1209 sendAxolotlMessage(message);
1210 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1211 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1212 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption(activity.forceEncryption()));
1213 }
1214 }
1215 }
1216
1217}