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.Collections;
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.entities.Account;
49import eu.siacs.conversations.entities.Contact;
50import eu.siacs.conversations.entities.Conversation;
51import eu.siacs.conversations.entities.DownloadableFile;
52import eu.siacs.conversations.entities.Message;
53import eu.siacs.conversations.entities.MucOptions;
54import eu.siacs.conversations.entities.Presences;
55import eu.siacs.conversations.entities.Transferable;
56import eu.siacs.conversations.entities.TransferablePlaceholder;
57import eu.siacs.conversations.services.XmppConnectionService;
58import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
59import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
60import eu.siacs.conversations.ui.adapter.MessageAdapter;
61import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
62import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
63import eu.siacs.conversations.utils.GeoHelper;
64import eu.siacs.conversations.utils.UIHelper;
65import eu.siacs.conversations.xmpp.chatstate.ChatState;
66import eu.siacs.conversations.xmpp.jid.Jid;
67
68public class ConversationFragment extends Fragment implements EditMessage.KeyboardListener {
69
70 protected Conversation conversation;
71 private OnClickListener leaveMuc = new OnClickListener() {
72
73 @Override
74 public void onClick(View v) {
75 activity.endConversation(conversation);
76 }
77 };
78 private OnClickListener joinMuc = new OnClickListener() {
79
80 @Override
81 public void onClick(View v) {
82 activity.xmppConnectionService.joinMuc(conversation);
83 }
84 };
85 private OnClickListener enterPassword = new OnClickListener() {
86
87 @Override
88 public void onClick(View v) {
89 MucOptions muc = conversation.getMucOptions();
90 String password = muc.getPassword();
91 if (password == null) {
92 password = "";
93 }
94 activity.quickPasswordEdit(password, new OnValueEdited() {
95
96 @Override
97 public void onValueEdited(String value) {
98 activity.xmppConnectionService.providePasswordForMuc(
99 conversation, value);
100 }
101 });
102 }
103 };
104 protected ListView messagesView;
105 final protected List<Message> messageList = new ArrayList<>();
106 protected MessageAdapter messageListAdapter;
107 private EditMessage mEditMessage;
108 private ImageButton mSendButton;
109 private RelativeLayout snackbar;
110 private TextView snackbarMessage;
111 private TextView snackbarAction;
112 private boolean messagesLoaded = true;
113 private Toast messageLoaderToast;
114
115 private OnScrollListener mOnScrollListener = new OnScrollListener() {
116
117 @Override
118 public void onScrollStateChanged(AbsListView view, int scrollState) {
119 // TODO Auto-generated method stub
120
121 }
122
123 private int getIndexOf(String uuid, List<Message> messages) {
124 if (uuid == null) {
125 return 0;
126 }
127 for(int i = 0; i < messages.size(); ++i) {
128 if (uuid.equals(messages.get(i).getUuid())) {
129 return i;
130 } else {
131 Message next = messages.get(i);
132 while(next != null && next.wasMergedIntoPrevious()) {
133 if (uuid.equals(next.getUuid())) {
134 return i;
135 }
136 next = next.next();
137 }
138
139 }
140 }
141 return 0;
142 }
143
144 @Override
145 public void onScroll(AbsListView view, int firstVisibleItem,
146 int visibleItemCount, int totalItemCount) {
147 synchronized (ConversationFragment.this.messageList) {
148 if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
149 long timestamp = ConversationFragment.this.messageList.get(0).getTimeSent();
150 messagesLoaded = false;
151 activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
152 @Override
153 public void onMoreMessagesLoaded(final int c, Conversation conversation) {
154 if (ConversationFragment.this.conversation != conversation) {
155 return;
156 }
157 activity.runOnUiThread(new Runnable() {
158 @Override
159 public void run() {
160 final int oldPosition = messagesView.getFirstVisiblePosition();
161 Message message = messageList.get(oldPosition);
162 String uuid = message != null ? message.getUuid() : null;
163 View v = messagesView.getChildAt(0);
164 final int pxOffset = (v == null) ? 0 : v.getTop();
165 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
166 updateStatusMessages();
167 messageListAdapter.notifyDataSetChanged();
168 int pos = getIndexOf(uuid,messageList);
169 messagesView.setSelectionFromTop(pos, pxOffset);
170 messagesLoaded = true;
171 if (messageLoaderToast != null) {
172 messageLoaderToast.cancel();
173 }
174 }
175 });
176 }
177
178 @Override
179 public void informUser(final int resId) {
180
181 activity.runOnUiThread(new Runnable() {
182 @Override
183 public void run() {
184 if (messageLoaderToast != null) {
185 messageLoaderToast.cancel();
186 }
187 if (ConversationFragment.this.conversation != conversation) {
188 return;
189 }
190 messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
191 messageLoaderToast.show();
192 }
193 });
194
195 }
196 });
197
198 }
199 }
200 }
201 };
202 private IntentSender askForPassphraseIntent = null;
203 protected OnClickListener clickToDecryptListener = new OnClickListener() {
204
205 @Override
206 public void onClick(View v) {
207 if (activity.hasPgp() && askForPassphraseIntent != null) {
208 try {
209 getActivity().startIntentSenderForResult(
210 askForPassphraseIntent,
211 ConversationActivity.REQUEST_DECRYPT_PGP, null, 0,
212 0, 0);
213 askForPassphraseIntent = null;
214 } catch (SendIntentException e) {
215 //
216 }
217 }
218 }
219 };
220 protected OnClickListener clickToVerify = new OnClickListener() {
221
222 @Override
223 public void onClick(View v) {
224 activity.verifyOtrSessionDialog(conversation, v);
225 }
226 };
227 private ConcurrentLinkedQueue<Message> mEncryptedMessages = new ConcurrentLinkedQueue<>();
228 private boolean mDecryptJobRunning = false;
229 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
230
231 @Override
232 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
233 if (actionId == EditorInfo.IME_ACTION_SEND) {
234 InputMethodManager imm = (InputMethodManager) v.getContext()
235 .getSystemService(Context.INPUT_METHOD_SERVICE);
236 if (imm.isFullscreenMode()) {
237 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
238 }
239 sendMessage();
240 return true;
241 } else {
242 return false;
243 }
244 }
245 };
246 private OnClickListener mSendButtonListener = new OnClickListener() {
247
248 @Override
249 public void onClick(View v) {
250 Object tag = v.getTag();
251 if (tag instanceof SendButtonAction) {
252 SendButtonAction action = (SendButtonAction) tag;
253 switch (action) {
254 case TAKE_PHOTO:
255 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
256 break;
257 case SEND_LOCATION:
258 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
259 break;
260 case RECORD_VOICE:
261 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
262 break;
263 case CHOOSE_PICTURE:
264 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
265 break;
266 case CANCEL:
267 if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
268 conversation.setNextCounterpart(null);
269 updateChatMsgHint();
270 updateSendButton();
271 }
272 break;
273 default:
274 sendMessage();
275 }
276 } else {
277 sendMessage();
278 }
279 }
280 };
281 private OnClickListener clickToMuc = new OnClickListener() {
282
283 @Override
284 public void onClick(View v) {
285 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
286 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
287 intent.putExtra("uuid", conversation.getUuid());
288 startActivity(intent);
289 }
290 };
291 private ConversationActivity activity;
292 private Message selectedMessage;
293
294 private void sendMessage() {
295 final String body = mEditMessage.getText().toString();
296 if (body.length() == 0 || this.conversation == null) {
297 return;
298 }
299 Message message = new Message(conversation, body, conversation.getNextEncryption());
300 if (conversation.getMode() == Conversation.MODE_MULTI) {
301 if (conversation.getNextCounterpart() != null) {
302 message.setCounterpart(conversation.getNextCounterpart());
303 message.setType(Message.TYPE_PRIVATE);
304 }
305 }
306 switch (conversation.getNextEncryption()) {
307 case Message.ENCRYPTION_OTR:
308 sendOtrMessage(message);
309 break;
310 case Message.ENCRYPTION_PGP:
311 sendPgpMessage(message);
312 break;
313 case Message.ENCRYPTION_AXOLOTL:
314 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
315 sendAxolotlMessage(message);
316 }
317 break;
318 default:
319 sendPlainTextMessage(message);
320 }
321 }
322
323 public void updateChatMsgHint() {
324 final boolean multi = conversation.getMode() == Conversation.MODE_MULTI;
325 if (multi && conversation.getNextCounterpart() != null) {
326 this.mEditMessage.setHint(getString(
327 R.string.send_private_message_to,
328 conversation.getNextCounterpart().getResourcepart()));
329 } else if (multi && !conversation.getMucOptions().participating()) {
330 this.mEditMessage.setHint(R.string.you_are_not_participating);
331 } else {
332 switch (conversation.getNextEncryption()) {
333 case Message.ENCRYPTION_NONE:
334 mEditMessage
335 .setHint(getString(R.string.send_unencrypted_message));
336 break;
337 case Message.ENCRYPTION_OTR:
338 mEditMessage.setHint(getString(R.string.send_otr_message));
339 break;
340 case Message.ENCRYPTION_AXOLOTL:
341 mEditMessage.setHint(getString(R.string.send_omemo_message));
342 break;
343 case Message.ENCRYPTION_PGP:
344 mEditMessage.setHint(getString(R.string.send_pgp_message));
345 break;
346 default:
347 break;
348 }
349 getActivity().invalidateOptionsMenu();
350 }
351 }
352
353 public void setupIme() {
354 if (activity == null) {
355 return;
356 } else if (activity.usingEnterKey() && activity.enterIsSend()) {
357 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_FLAG_MULTI_LINE));
358 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
359 } else if (activity.usingEnterKey()) {
360 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
361 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
362 } else {
363 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
364 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
365 }
366 }
367
368 @Override
369 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
370 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
371 view.setOnClickListener(null);
372 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
373 mEditMessage.setOnClickListener(new OnClickListener() {
374
375 @Override
376 public void onClick(View v) {
377 if (activity != null) {
378 activity.hideConversationsOverview();
379 }
380 }
381 });
382 mEditMessage.setOnEditorActionListener(mEditorActionListener);
383
384 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
385 mSendButton.setOnClickListener(this.mSendButtonListener);
386
387 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
388 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
389 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
390
391 messagesView = (ListView) view.findViewById(R.id.messages_view);
392 messagesView.setOnScrollListener(mOnScrollListener);
393 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
394 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
395 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
396
397 @Override
398 public void onContactPictureClicked(Message message) {
399 if (message.getStatus() <= Message.STATUS_RECEIVED) {
400 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
401 if (message.getCounterpart() != null) {
402 String user = message.getCounterpart().isBareJid() ? message.getCounterpart().toString() : message.getCounterpart().getResourcepart();
403 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
404 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user),Toast.LENGTH_SHORT).show();
405 }
406 highlightInConference(user);
407 }
408 } else {
409 activity.switchToContactDetails(message.getContact(), message.getAxolotlFingerprint());
410 }
411 } else {
412 Account account = message.getConversation().getAccount();
413 Intent intent = new Intent(activity, EditAccountActivity.class);
414 intent.putExtra("jid", account.getJid().toBareJid().toString());
415 intent.putExtra("fingerprint", message.getAxolotlFingerprint());
416 startActivity(intent);
417 }
418 }
419 });
420 messageListAdapter
421 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
422
423 @Override
424 public void onContactPictureLongClicked(Message message) {
425 if (message.getStatus() <= Message.STATUS_RECEIVED) {
426 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
427 if (message.getCounterpart() != null) {
428 String user = message.getCounterpart().getResourcepart();
429 if (user != null) {
430 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
431 privateMessageWith(message.getCounterpart());
432 } else {
433 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user), Toast.LENGTH_SHORT).show();
434 }
435 }
436 }
437 }
438 } else {
439 activity.showQrCode();
440 }
441 }
442 });
443 messagesView.setAdapter(messageListAdapter);
444
445 registerForContextMenu(messagesView);
446
447 return view;
448 }
449
450 @Override
451 public void onCreateContextMenu(ContextMenu menu, View v,
452 ContextMenuInfo menuInfo) {
453 synchronized (this.messageList) {
454 super.onCreateContextMenu(menu, v, menuInfo);
455 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
456 this.selectedMessage = this.messageList.get(acmi.position);
457 populateContextMenu(menu);
458 }
459 }
460
461 private void populateContextMenu(ContextMenu menu) {
462 final Message m = this.selectedMessage;
463 if (m.getType() != Message.TYPE_STATUS) {
464 activity.getMenuInflater().inflate(R.menu.message_context, menu);
465 menu.setHeaderTitle(R.string.message_options);
466 MenuItem copyText = menu.findItem(R.id.copy_text);
467 MenuItem shareWith = menu.findItem(R.id.share_with);
468 MenuItem sendAgain = menu.findItem(R.id.send_again);
469 MenuItem copyUrl = menu.findItem(R.id.copy_url);
470 MenuItem downloadFile = menu.findItem(R.id.download_file);
471 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
472 if ((m.getType() == Message.TYPE_TEXT || m.getType() == Message.TYPE_PRIVATE)
473 && m.getTransferable() == null
474 && !GeoHelper.isGeoUri(m.getBody())
475 && m.treatAsDownloadable() != Message.Decision.MUST) {
476 copyText.setVisible(true);
477 }
478 if ((m.getType() != Message.TYPE_TEXT
479 && m.getType() != Message.TYPE_PRIVATE
480 && m.getTransferable() == null)
481 || (GeoHelper.isGeoUri(m.getBody()))) {
482 shareWith.setVisible(true);
483 }
484 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
485 sendAgain.setVisible(true);
486 }
487 if (m.hasFileOnRemoteHost()
488 || GeoHelper.isGeoUri(m.getBody())
489 || m.treatAsDownloadable() == Message.Decision.MUST) {
490 copyUrl.setVisible(true);
491 }
492 if ((m.getType() == Message.TYPE_TEXT && m.getTransferable() == null && m.treatAsDownloadable() != Message.Decision.NEVER)
493 || (m.isFileOrImage() && m.getTransferable() instanceof TransferablePlaceholder && m.hasFileOnRemoteHost())){
494 downloadFile.setVisible(true);
495 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
496 }
497 if ((m.getTransferable() != null && !(m.getTransferable() instanceof TransferablePlaceholder))
498 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
499 || m.getStatus() == Message.STATUS_OFFERED))) {
500 cancelTransmission.setVisible(true);
501 }
502 }
503 }
504
505 @Override
506 public boolean onContextItemSelected(MenuItem item) {
507 switch (item.getItemId()) {
508 case R.id.share_with:
509 shareWith(selectedMessage);
510 return true;
511 case R.id.copy_text:
512 copyText(selectedMessage);
513 return true;
514 case R.id.send_again:
515 resendMessage(selectedMessage);
516 return true;
517 case R.id.copy_url:
518 copyUrl(selectedMessage);
519 return true;
520 case R.id.download_file:
521 downloadFile(selectedMessage);
522 return true;
523 case R.id.cancel_transmission:
524 cancelTransmission(selectedMessage);
525 return true;
526 default:
527 return super.onContextItemSelected(item);
528 }
529 }
530
531 private void shareWith(Message message) {
532 Intent shareIntent = new Intent();
533 shareIntent.setAction(Intent.ACTION_SEND);
534 if (GeoHelper.isGeoUri(message.getBody())) {
535 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
536 shareIntent.setType("text/plain");
537 } else {
538 shareIntent.putExtra(Intent.EXTRA_STREAM,
539 activity.xmppConnectionService.getFileBackend()
540 .getJingleFileUri(message));
541 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
542 String mime = message.getMimeType();
543 if (mime == null) {
544 mime = "*/*";
545 }
546 shareIntent.setType(mime);
547 }
548 try {
549 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
550 } catch (ActivityNotFoundException e) {
551 //This should happen only on faulty androids because normally chooser is always available
552 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
553 }
554 }
555
556 private void copyText(Message message) {
557 if (activity.copyTextToClipboard(message.getMergedBody(),
558 R.string.message_text)) {
559 Toast.makeText(activity, R.string.message_copied_to_clipboard,
560 Toast.LENGTH_SHORT).show();
561 }
562 }
563
564 private void resendMessage(Message message) {
565 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
566 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
567 if (!file.exists()) {
568 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
569 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
570 return;
571 }
572 }
573 activity.xmppConnectionService.resendFailedMessages(message);
574 }
575
576 private void copyUrl(Message message) {
577 final String url;
578 final int resId;
579 if (GeoHelper.isGeoUri(message.getBody())) {
580 resId = R.string.location;
581 url = message.getBody();
582 } else if (message.hasFileOnRemoteHost()) {
583 resId = R.string.file_url;
584 url = message.getFileParams().url.toString();
585 } else {
586 url = message.getBody().trim();
587 resId = R.string.file_url;
588 }
589 if (activity.copyTextToClipboard(url, resId)) {
590 Toast.makeText(activity, R.string.url_copied_to_clipboard,
591 Toast.LENGTH_SHORT).show();
592 }
593 }
594
595 private void downloadFile(Message message) {
596 activity.xmppConnectionService.getHttpConnectionManager()
597 .createNewDownloadConnection(message,true);
598 }
599
600 private void cancelTransmission(Message message) {
601 Transferable transferable = message.getTransferable();
602 if (transferable != null) {
603 transferable.cancel();
604 } else {
605 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
606 }
607 }
608
609 protected void privateMessageWith(final Jid counterpart) {
610 this.mEditMessage.setText("");
611 this.conversation.setNextCounterpart(counterpart);
612 updateChatMsgHint();
613 updateSendButton();
614 }
615
616 protected void highlightInConference(String nick) {
617 String oldString = mEditMessage.getText().toString().trim();
618 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
619 mEditMessage.getText().insert(0, nick + ": ");
620 } else {
621 if (mEditMessage.getText().charAt(
622 mEditMessage.getSelectionStart() - 1) != ' ') {
623 nick = " " + nick;
624 }
625 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
626 nick + " ");
627 }
628 }
629
630 @Override
631 public void onStop() {
632 mDecryptJobRunning = false;
633 super.onStop();
634 if (this.conversation != null) {
635 final String msg = mEditMessage.getText().toString();
636 this.conversation.setNextMessage(msg);
637 updateChatState(this.conversation, msg);
638 }
639 }
640
641 private void updateChatState(final Conversation conversation, final String msg) {
642 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
643 Account.State status = conversation.getAccount().getStatus();
644 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
645 activity.xmppConnectionService.sendChatState(conversation);
646 }
647 }
648
649 public void reInit(Conversation conversation) {
650 if (conversation == null) {
651 return;
652 }
653 this.activity = (ConversationActivity) getActivity();
654 setupIme();
655 if (this.conversation != null) {
656 final String msg = mEditMessage.getText().toString();
657 this.conversation.setNextMessage(msg);
658 if (this.conversation != conversation) {
659 updateChatState(this.conversation, msg);
660 }
661 this.conversation.trim();
662 }
663
664 this.askForPassphraseIntent = null;
665 this.conversation = conversation;
666 this.mDecryptJobRunning = false;
667 this.mEncryptedMessages.clear();
668 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
669 this.conversation.setNextCounterpart(null);
670 }
671 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
672 this.mEditMessage.setEnabled(canWrite);
673 this.mSendButton.setEnabled(canWrite);
674 this.mEditMessage.setKeyboardListener(null);
675 this.mEditMessage.setText("");
676 this.mEditMessage.append(this.conversation.getNextMessage());
677 this.mEditMessage.setKeyboardListener(this);
678 messageListAdapter.updatePreferences();
679 this.messagesView.setAdapter(messageListAdapter);
680 updateMessages();
681 this.messagesLoaded = true;
682 int size = this.messageList.size();
683 if (size > 0) {
684 messagesView.setSelection(size - 1);
685 }
686 }
687
688 private OnClickListener mUnblockClickListener = new OnClickListener() {
689 @Override
690 public void onClick(final View v) {
691 v.post(new Runnable() {
692 @Override
693 public void run() {
694 v.setVisibility(View.INVISIBLE);
695 }
696 });
697 if (conversation.isDomainBlocked()) {
698 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
699 } else {
700 activity.unblockConversation(conversation);
701 }
702 }
703 };
704
705 private OnClickListener mAddBackClickListener = new OnClickListener() {
706
707 @Override
708 public void onClick(View v) {
709 final Contact contact = conversation == null ? null : conversation.getContact();
710 if (contact != null) {
711 activity.xmppConnectionService.createContact(contact);
712 activity.switchToContactDetails(contact);
713 }
714 }
715 };
716
717 private OnClickListener mUnmuteClickListener = new OnClickListener() {
718
719 @Override
720 public void onClick(final View v) {
721 activity.unmuteConversation(conversation);
722 }
723 };
724
725 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
726 @Override
727 public void onClick(View view) {
728 Intent intent = new Intent(activity, VerifyOTRActivity.class);
729 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
730 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
731 intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
732 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
733 startActivity(intent);
734 }
735 };
736
737 private void updateSnackBar(final Conversation conversation) {
738 final Account account = conversation.getAccount();
739 final Contact contact = conversation.getContact();
740 final int mode = conversation.getMode();
741 if (conversation.isBlocked()) {
742 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
743 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
744 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
745 } else if (mode == Conversation.MODE_MULTI
746 && !conversation.getMucOptions().online()
747 && account.getStatus() == Account.State.ONLINE) {
748 switch (conversation.getMucOptions().getError()) {
749 case MucOptions.ERROR_NICK_IN_USE:
750 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
751 break;
752 case MucOptions.ERROR_UNKNOWN:
753 showSnackbar(R.string.conference_not_found, R.string.leave, leaveMuc);
754 break;
755 case MucOptions.ERROR_PASSWORD_REQUIRED:
756 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
757 break;
758 case MucOptions.ERROR_BANNED:
759 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
760 break;
761 case MucOptions.ERROR_MEMBERS_ONLY:
762 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
763 break;
764 case MucOptions.KICKED_FROM_ROOM:
765 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
766 break;
767 default:
768 break;
769 }
770 } else if (askForPassphraseIntent != null) {
771 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
772 } else if (mode == Conversation.MODE_SINGLE
773 && conversation.smpRequested()) {
774 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
775 } else if (mode == Conversation.MODE_SINGLE
776 && conversation.hasValidOtrSession()
777 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
778 && (!conversation.isOtrFingerprintVerified())) {
779 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
780 } else if (conversation.isMuted()) {
781 showSnackbar(R.string.notifications_disabled, R.string.enable, this.mUnmuteClickListener);
782 } else {
783 hideSnackbar();
784 }
785 }
786
787 public void updateMessages() {
788 synchronized (this.messageList) {
789 if (getView() == null) {
790 return;
791 }
792 final ConversationActivity activity = (ConversationActivity) getActivity();
793 if (this.conversation != null) {
794 updateSnackBar(this.conversation);
795 conversation.populateWithMessages(ConversationFragment.this.messageList);
796 for (final Message message : this.messageList) {
797 if (message.getEncryption() == Message.ENCRYPTION_PGP
798 && (message.getStatus() == Message.STATUS_RECEIVED || message
799 .getStatus() >= Message.STATUS_SEND)
800 && message.getTransferable() == null) {
801 if (!mEncryptedMessages.contains(message)) {
802 mEncryptedMessages.add(message);
803 }
804 }
805 }
806 decryptNext();
807 updateStatusMessages();
808 this.messageListAdapter.notifyDataSetChanged();
809 updateChatMsgHint();
810 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
811 activity.sendReadMarkerIfNecessary(conversation);
812 }
813 this.updateSendButton();
814 }
815 }
816 }
817
818 private void decryptNext() {
819 Message next = this.mEncryptedMessages.peek();
820 PgpEngine engine = activity.xmppConnectionService.getPgpEngine();
821
822 if (next != null && engine != null && !mDecryptJobRunning) {
823 mDecryptJobRunning = true;
824 engine.decrypt(next, new UiCallback<Message>() {
825
826 @Override
827 public void userInputRequried(PendingIntent pi, Message message) {
828 mDecryptJobRunning = false;
829 askForPassphraseIntent = pi.getIntentSender();
830 updateSnackBar(conversation);
831 }
832
833 @Override
834 public void success(Message message) {
835 mDecryptJobRunning = false;
836 try {
837 mEncryptedMessages.remove();
838 } catch (final NoSuchElementException ignored) {
839
840 }
841 askForPassphraseIntent = null;
842 activity.xmppConnectionService.updateMessage(message);
843 }
844
845 @Override
846 public void error(int error, Message message) {
847 message.setEncryption(Message.ENCRYPTION_DECRYPTION_FAILED);
848 mDecryptJobRunning = false;
849 try {
850 mEncryptedMessages.remove();
851 } catch (final NoSuchElementException ignored) {
852
853 }
854 activity.refreshUi();
855 }
856 });
857 }
858 }
859
860 private void messageSent() {
861 int size = this.messageList.size();
862 messagesView.setSelection(size - 1);
863 mEditMessage.setText("");
864 updateChatMsgHint();
865 }
866
867 public void setFocusOnInputField() {
868 mEditMessage.requestFocus();
869 }
870
871 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
872
873 private int getSendButtonImageResource(SendButtonAction action, int status) {
874 switch (action) {
875 case TEXT:
876 switch (status) {
877 case Presences.CHAT:
878 case Presences.ONLINE:
879 return R.drawable.ic_send_text_online;
880 case Presences.AWAY:
881 return R.drawable.ic_send_text_away;
882 case Presences.XA:
883 case Presences.DND:
884 return R.drawable.ic_send_text_dnd;
885 default:
886 return R.drawable.ic_send_text_offline;
887 }
888 case TAKE_PHOTO:
889 switch (status) {
890 case Presences.CHAT:
891 case Presences.ONLINE:
892 return R.drawable.ic_send_photo_online;
893 case Presences.AWAY:
894 return R.drawable.ic_send_photo_away;
895 case Presences.XA:
896 case Presences.DND:
897 return R.drawable.ic_send_photo_dnd;
898 default:
899 return R.drawable.ic_send_photo_offline;
900 }
901 case RECORD_VOICE:
902 switch (status) {
903 case Presences.CHAT:
904 case Presences.ONLINE:
905 return R.drawable.ic_send_voice_online;
906 case Presences.AWAY:
907 return R.drawable.ic_send_voice_away;
908 case Presences.XA:
909 case Presences.DND:
910 return R.drawable.ic_send_voice_dnd;
911 default:
912 return R.drawable.ic_send_voice_offline;
913 }
914 case SEND_LOCATION:
915 switch (status) {
916 case Presences.CHAT:
917 case Presences.ONLINE:
918 return R.drawable.ic_send_location_online;
919 case Presences.AWAY:
920 return R.drawable.ic_send_location_away;
921 case Presences.XA:
922 case Presences.DND:
923 return R.drawable.ic_send_location_dnd;
924 default:
925 return R.drawable.ic_send_location_offline;
926 }
927 case CANCEL:
928 switch (status) {
929 case Presences.CHAT:
930 case Presences.ONLINE:
931 return R.drawable.ic_send_cancel_online;
932 case Presences.AWAY:
933 return R.drawable.ic_send_cancel_away;
934 case Presences.XA:
935 case Presences.DND:
936 return R.drawable.ic_send_cancel_dnd;
937 default:
938 return R.drawable.ic_send_cancel_offline;
939 }
940 case CHOOSE_PICTURE:
941 switch (status) {
942 case Presences.CHAT:
943 case Presences.ONLINE:
944 return R.drawable.ic_send_picture_online;
945 case Presences.AWAY:
946 return R.drawable.ic_send_picture_away;
947 case Presences.XA:
948 case Presences.DND:
949 return R.drawable.ic_send_picture_dnd;
950 default:
951 return R.drawable.ic_send_picture_offline;
952 }
953 }
954 return R.drawable.ic_send_text_offline;
955 }
956
957 public void updateSendButton() {
958 final Conversation c = this.conversation;
959 final SendButtonAction action;
960 final int status;
961 final boolean empty = this.mEditMessage == null || this.mEditMessage.getText().length() == 0;
962 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
963 if (conference && !c.getAccount().httpUploadAvailable()) {
964 if (empty && c.getNextCounterpart() != null) {
965 action = SendButtonAction.CANCEL;
966 } else {
967 action = SendButtonAction.TEXT;
968 }
969 } else {
970 if (empty) {
971 if (conference && c.getNextCounterpart() != null) {
972 action = SendButtonAction.CANCEL;
973 } else {
974 String setting = activity.getPreferences().getString("quick_action", "recent");
975 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
976 setting = "location";
977 } else if (setting.equals("recent")) {
978 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
979 }
980 switch (setting) {
981 case "photo":
982 action = SendButtonAction.TAKE_PHOTO;
983 break;
984 case "location":
985 action = SendButtonAction.SEND_LOCATION;
986 break;
987 case "voice":
988 action = SendButtonAction.RECORD_VOICE;
989 break;
990 case "picture":
991 action = SendButtonAction.CHOOSE_PICTURE;
992 break;
993 default:
994 action = SendButtonAction.TEXT;
995 break;
996 }
997 }
998 } else {
999 action = SendButtonAction.TEXT;
1000 }
1001 }
1002 if (activity.useSendButtonToIndicateStatus() && c != null
1003 && c.getAccount().getStatus() == Account.State.ONLINE) {
1004 if (c.getMode() == Conversation.MODE_SINGLE) {
1005 status = c.getContact().getMostAvailableStatus();
1006 } else {
1007 status = c.getMucOptions().online() ? Presences.ONLINE : Presences.OFFLINE;
1008 }
1009 } else {
1010 status = Presences.OFFLINE;
1011 }
1012 this.mSendButton.setTag(action);
1013 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1014 }
1015
1016 protected void updateStatusMessages() {
1017 synchronized (this.messageList) {
1018 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1019 ChatState state = conversation.getIncomingChatState();
1020 if (state == ChatState.COMPOSING) {
1021 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1022 } else if (state == ChatState.PAUSED) {
1023 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1024 } else {
1025 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1026 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1027 return;
1028 } else {
1029 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1030 this.messageList.add(i + 1,
1031 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1032 return;
1033 }
1034 }
1035 }
1036 }
1037 }
1038 }
1039 }
1040
1041 protected void showSnackbar(final int message, final int action,
1042 final OnClickListener clickListener) {
1043 snackbar.setVisibility(View.VISIBLE);
1044 snackbar.setOnClickListener(null);
1045 snackbarMessage.setText(message);
1046 snackbarMessage.setOnClickListener(null);
1047 snackbarAction.setVisibility(View.VISIBLE);
1048 snackbarAction.setText(action);
1049 snackbarAction.setOnClickListener(clickListener);
1050 }
1051
1052 protected void hideSnackbar() {
1053 snackbar.setVisibility(View.GONE);
1054 }
1055
1056 protected void sendPlainTextMessage(Message message) {
1057 ConversationActivity activity = (ConversationActivity) getActivity();
1058 activity.xmppConnectionService.sendMessage(message);
1059 messageSent();
1060 }
1061
1062 protected void sendPgpMessage(final Message message) {
1063 final ConversationActivity activity = (ConversationActivity) getActivity();
1064 final XmppConnectionService xmppService = activity.xmppConnectionService;
1065 final Contact contact = message.getConversation().getContact();
1066 if (activity.hasPgp()) {
1067 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1068 if (contact.getPgpKeyId() != 0) {
1069 xmppService.getPgpEngine().hasKey(contact,
1070 new UiCallback<Contact>() {
1071
1072 @Override
1073 public void userInputRequried(PendingIntent pi,
1074 Contact contact) {
1075 activity.runIntent(
1076 pi,
1077 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1078 }
1079
1080 @Override
1081 public void success(Contact contact) {
1082 messageSent();
1083 activity.encryptTextMessage(message);
1084 }
1085
1086 @Override
1087 public void error(int error, Contact contact) {
1088
1089 }
1090 });
1091
1092 } else {
1093 showNoPGPKeyDialog(false,
1094 new DialogInterface.OnClickListener() {
1095
1096 @Override
1097 public void onClick(DialogInterface dialog,
1098 int which) {
1099 conversation
1100 .setNextEncryption(Message.ENCRYPTION_NONE);
1101 xmppService.databaseBackend
1102 .updateConversation(conversation);
1103 message.setEncryption(Message.ENCRYPTION_NONE);
1104 xmppService.sendMessage(message);
1105 messageSent();
1106 }
1107 });
1108 }
1109 } else {
1110 if (conversation.getMucOptions().pgpKeysInUse()) {
1111 if (!conversation.getMucOptions().everybodyHasKeys()) {
1112 Toast warning = Toast
1113 .makeText(getActivity(),
1114 R.string.missing_public_keys,
1115 Toast.LENGTH_LONG);
1116 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1117 warning.show();
1118 }
1119 activity.encryptTextMessage(message);
1120 messageSent();
1121 } else {
1122 showNoPGPKeyDialog(true,
1123 new DialogInterface.OnClickListener() {
1124
1125 @Override
1126 public void onClick(DialogInterface dialog,
1127 int which) {
1128 conversation
1129 .setNextEncryption(Message.ENCRYPTION_NONE);
1130 message.setEncryption(Message.ENCRYPTION_NONE);
1131 xmppService.databaseBackend
1132 .updateConversation(conversation);
1133 xmppService.sendMessage(message);
1134 messageSent();
1135 }
1136 });
1137 }
1138 }
1139 } else {
1140 activity.showInstallPgpDialog();
1141 }
1142 }
1143
1144 public void showNoPGPKeyDialog(boolean plural,
1145 DialogInterface.OnClickListener listener) {
1146 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1147 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1148 if (plural) {
1149 builder.setTitle(getString(R.string.no_pgp_keys));
1150 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1151 } else {
1152 builder.setTitle(getString(R.string.no_pgp_key));
1153 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1154 }
1155 builder.setNegativeButton(getString(R.string.cancel), null);
1156 builder.setPositiveButton(getString(R.string.send_unencrypted),
1157 listener);
1158 builder.create().show();
1159 }
1160
1161 protected void sendAxolotlMessage(final Message message) {
1162 final ConversationActivity activity = (ConversationActivity) getActivity();
1163 final XmppConnectionService xmppService = activity.xmppConnectionService;
1164 xmppService.sendMessage(message);
1165 messageSent();
1166 }
1167
1168 protected void sendOtrMessage(final Message message) {
1169 final ConversationActivity activity = (ConversationActivity) getActivity();
1170 final XmppConnectionService xmppService = activity.xmppConnectionService;
1171 activity.selectPresence(message.getConversation(),
1172 new OnPresenceSelected() {
1173
1174 @Override
1175 public void onPresenceSelected() {
1176 message.setCounterpart(conversation.getNextCounterpart());
1177 xmppService.sendMessage(message);
1178 messageSent();
1179 }
1180 });
1181 }
1182
1183 public void appendText(String text) {
1184 if (text == null) {
1185 return;
1186 }
1187 String previous = this.mEditMessage.getText().toString();
1188 if (previous.length() != 0 && !previous.endsWith(" ")) {
1189 text = " " + text;
1190 }
1191 this.mEditMessage.append(text);
1192 }
1193
1194 @Override
1195 public boolean onEnterPressed() {
1196 if (activity.enterIsSend()) {
1197 sendMessage();
1198 return true;
1199 } else {
1200 return false;
1201 }
1202 }
1203
1204 @Override
1205 public void onTypingStarted() {
1206 Account.State status = conversation.getAccount().getStatus();
1207 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1208 activity.xmppConnectionService.sendChatState(conversation);
1209 }
1210 activity.hideConversationsOverview();
1211 updateSendButton();
1212 }
1213
1214 @Override
1215 public void onTypingStopped() {
1216 Account.State status = conversation.getAccount().getStatus();
1217 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1218 activity.xmppConnectionService.sendChatState(conversation);
1219 }
1220 }
1221
1222 @Override
1223 public void onTextDeleted() {
1224 Account.State status = conversation.getAccount().getStatus();
1225 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1226 activity.xmppConnectionService.sendChatState(conversation);
1227 }
1228 updateSendButton();
1229 }
1230
1231 private int completionIndex = 0;
1232 private int lastCompletionLength = 0;
1233 private String incomplete;
1234 private int lastCompletionCursor;
1235 private boolean firstWord = false;
1236
1237 @Override
1238 public boolean onTabPressed(boolean repeated) {
1239 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1240 return false;
1241 }
1242 if (repeated) {
1243 completionIndex++;
1244 } else {
1245 lastCompletionLength = 0;
1246 completionIndex = 0;
1247 final String content = mEditMessage.getText().toString();
1248 lastCompletionCursor = mEditMessage.getSelectionEnd();
1249 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1250 firstWord = start == 0;
1251 incomplete = content.substring(start,lastCompletionCursor);
1252 }
1253 List<String> completions = new ArrayList<>();
1254 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1255 if (user.getName().startsWith(incomplete)) {
1256 completions.add(user.getName()+(firstWord ? ": " : " "));
1257 }
1258 }
1259 Collections.sort(completions);
1260 if (completions.size() > completionIndex) {
1261 String completion = completions.get(completionIndex).substring(incomplete.length());
1262 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1263 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1264 lastCompletionLength = completion.length();
1265 } else {
1266 completionIndex = -1;
1267 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1268 lastCompletionLength = 0;
1269 }
1270 return true;
1271 }
1272
1273 @Override
1274 public void onActivityResult(int requestCode, int resultCode,
1275 final Intent data) {
1276 if (resultCode == Activity.RESULT_OK) {
1277 if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1278 final String body = mEditMessage.getText().toString();
1279 Message message = new Message(conversation, body, conversation.getNextEncryption());
1280 sendAxolotlMessage(message);
1281 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1282 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1283 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1284 }
1285 }
1286 }
1287
1288}