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 downloadFile.setVisible(true);
494 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
495 }
496 if ((m.getTransferable() != null && !(m.getTransferable() instanceof TransferablePlaceholder))
497 || (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
498 || m.getStatus() == Message.STATUS_OFFERED))) {
499 cancelTransmission.setVisible(true);
500 }
501 }
502 }
503
504 @Override
505 public boolean onContextItemSelected(MenuItem item) {
506 switch (item.getItemId()) {
507 case R.id.share_with:
508 shareWith(selectedMessage);
509 return true;
510 case R.id.copy_text:
511 copyText(selectedMessage);
512 return true;
513 case R.id.send_again:
514 resendMessage(selectedMessage);
515 return true;
516 case R.id.copy_url:
517 copyUrl(selectedMessage);
518 return true;
519 case R.id.download_file:
520 downloadFile(selectedMessage);
521 return true;
522 case R.id.cancel_transmission:
523 cancelTransmission(selectedMessage);
524 return true;
525 default:
526 return super.onContextItemSelected(item);
527 }
528 }
529
530 private void shareWith(Message message) {
531 Intent shareIntent = new Intent();
532 shareIntent.setAction(Intent.ACTION_SEND);
533 if (GeoHelper.isGeoUri(message.getBody())) {
534 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
535 shareIntent.setType("text/plain");
536 } else {
537 shareIntent.putExtra(Intent.EXTRA_STREAM,
538 activity.xmppConnectionService.getFileBackend()
539 .getJingleFileUri(message));
540 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
541 String mime = message.getMimeType();
542 if (mime == null) {
543 mime = "image/webp";
544 }
545 shareIntent.setType(mime);
546 }
547 try {
548 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
549 } catch (ActivityNotFoundException e) {
550 //This should happen only on faulty androids because normally chooser is always available
551 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
552 }
553 }
554
555 private void copyText(Message message) {
556 if (activity.copyTextToClipboard(message.getMergedBody(),
557 R.string.message_text)) {
558 Toast.makeText(activity, R.string.message_copied_to_clipboard,
559 Toast.LENGTH_SHORT).show();
560 }
561 }
562
563 private void resendMessage(Message message) {
564 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
565 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
566 if (!file.exists()) {
567 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
568 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
569 return;
570 }
571 }
572 activity.xmppConnectionService.resendFailedMessages(message);
573 }
574
575 private void copyUrl(Message message) {
576 final String url;
577 final int resId;
578 if (GeoHelper.isGeoUri(message.getBody())) {
579 resId = R.string.location;
580 url = message.getBody();
581 } else if (message.hasFileOnRemoteHost()) {
582 resId = R.string.file_url;
583 url = message.getFileParams().url.toString();
584 } else {
585 url = message.getBody().trim();
586 resId = R.string.file_url;
587 }
588 if (activity.copyTextToClipboard(url, resId)) {
589 Toast.makeText(activity, R.string.url_copied_to_clipboard,
590 Toast.LENGTH_SHORT).show();
591 }
592 }
593
594 private void downloadFile(Message message) {
595 activity.xmppConnectionService.getHttpConnectionManager()
596 .createNewDownloadConnection(message,true);
597 }
598
599 private void cancelTransmission(Message message) {
600 Transferable transferable = message.getTransferable();
601 if (transferable != null) {
602 transferable.cancel();
603 } else {
604 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
605 }
606 }
607
608 protected void privateMessageWith(final Jid counterpart) {
609 this.mEditMessage.setText("");
610 this.conversation.setNextCounterpart(counterpart);
611 updateChatMsgHint();
612 updateSendButton();
613 }
614
615 protected void highlightInConference(String nick) {
616 String oldString = mEditMessage.getText().toString().trim();
617 if (oldString.isEmpty() || mEditMessage.getSelectionStart() == 0) {
618 mEditMessage.getText().insert(0, nick + ": ");
619 } else {
620 if (mEditMessage.getText().charAt(
621 mEditMessage.getSelectionStart() - 1) != ' ') {
622 nick = " " + nick;
623 }
624 mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
625 nick + " ");
626 }
627 }
628
629 @Override
630 public void onStop() {
631 mDecryptJobRunning = false;
632 super.onStop();
633 if (this.conversation != null) {
634 final String msg = mEditMessage.getText().toString();
635 this.conversation.setNextMessage(msg);
636 updateChatState(this.conversation, msg);
637 }
638 }
639
640 private void updateChatState(final Conversation conversation, final String msg) {
641 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
642 Account.State status = conversation.getAccount().getStatus();
643 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
644 activity.xmppConnectionService.sendChatState(conversation);
645 }
646 }
647
648 public void reInit(Conversation conversation) {
649 if (conversation == null) {
650 return;
651 }
652 this.activity = (ConversationActivity) getActivity();
653 setupIme();
654 if (this.conversation != null) {
655 final String msg = mEditMessage.getText().toString();
656 this.conversation.setNextMessage(msg);
657 if (this.conversation != conversation) {
658 updateChatState(this.conversation, msg);
659 }
660 this.conversation.trim();
661 }
662
663 this.askForPassphraseIntent = null;
664 this.conversation = conversation;
665 this.mDecryptJobRunning = false;
666 this.mEncryptedMessages.clear();
667 if (this.conversation.getMode() == Conversation.MODE_MULTI) {
668 this.conversation.setNextCounterpart(null);
669 }
670 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
671 this.mEditMessage.setEnabled(canWrite);
672 this.mSendButton.setEnabled(canWrite);
673 this.mEditMessage.setKeyboardListener(null);
674 this.mEditMessage.setText("");
675 this.mEditMessage.append(this.conversation.getNextMessage());
676 this.mEditMessage.setKeyboardListener(this);
677 messageListAdapter.updatePreferences();
678 this.messagesView.setAdapter(messageListAdapter);
679 updateMessages();
680 this.messagesLoaded = true;
681 int size = this.messageList.size();
682 if (size > 0) {
683 messagesView.setSelection(size - 1);
684 }
685 }
686
687 private OnClickListener mUnblockClickListener = new OnClickListener() {
688 @Override
689 public void onClick(final View v) {
690 v.post(new Runnable() {
691 @Override
692 public void run() {
693 v.setVisibility(View.INVISIBLE);
694 }
695 });
696 if (conversation.isDomainBlocked()) {
697 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
698 } else {
699 activity.unblockConversation(conversation);
700 }
701 }
702 };
703
704 private OnClickListener mAddBackClickListener = new OnClickListener() {
705
706 @Override
707 public void onClick(View v) {
708 final Contact contact = conversation == null ? null : conversation.getContact();
709 if (contact != null) {
710 activity.xmppConnectionService.createContact(contact);
711 activity.switchToContactDetails(contact);
712 }
713 }
714 };
715
716 private OnClickListener mUnmuteClickListener = new OnClickListener() {
717
718 @Override
719 public void onClick(final View v) {
720 activity.unmuteConversation(conversation);
721 }
722 };
723
724 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
725 @Override
726 public void onClick(View view) {
727 Intent intent = new Intent(activity, VerifyOTRActivity.class);
728 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
729 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
730 intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
731 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
732 startActivity(intent);
733 }
734 };
735
736 private void updateSnackBar(final Conversation conversation) {
737 final Account account = conversation.getAccount();
738 final Contact contact = conversation.getContact();
739 final int mode = conversation.getMode();
740 if (conversation.isBlocked()) {
741 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
742 } else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
743 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
744 } else if (mode == Conversation.MODE_MULTI
745 && !conversation.getMucOptions().online()
746 && account.getStatus() == Account.State.ONLINE) {
747 switch (conversation.getMucOptions().getError()) {
748 case MucOptions.ERROR_NICK_IN_USE:
749 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
750 break;
751 case MucOptions.ERROR_UNKNOWN:
752 showSnackbar(R.string.conference_not_found, R.string.leave, leaveMuc);
753 break;
754 case MucOptions.ERROR_PASSWORD_REQUIRED:
755 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
756 break;
757 case MucOptions.ERROR_BANNED:
758 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
759 break;
760 case MucOptions.ERROR_MEMBERS_ONLY:
761 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
762 break;
763 case MucOptions.KICKED_FROM_ROOM:
764 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
765 break;
766 default:
767 break;
768 }
769 } else if (askForPassphraseIntent != null) {
770 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
771 } else if (mode == Conversation.MODE_SINGLE
772 && conversation.smpRequested()) {
773 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
774 } else if (mode == Conversation.MODE_SINGLE
775 && conversation.hasValidOtrSession()
776 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
777 && (!conversation.isOtrFingerprintVerified())) {
778 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
779 } else if (conversation.isMuted()) {
780 showSnackbar(R.string.notifications_disabled, R.string.enable, this.mUnmuteClickListener);
781 } else {
782 hideSnackbar();
783 }
784 }
785
786 public void updateMessages() {
787 synchronized (this.messageList) {
788 if (getView() == null) {
789 return;
790 }
791 final ConversationActivity activity = (ConversationActivity) getActivity();
792 if (this.conversation != null) {
793 updateSnackBar(this.conversation);
794 conversation.populateWithMessages(ConversationFragment.this.messageList);
795 for (final Message message : this.messageList) {
796 if (message.getEncryption() == Message.ENCRYPTION_PGP
797 && (message.getStatus() == Message.STATUS_RECEIVED || message
798 .getStatus() >= Message.STATUS_SEND)
799 && message.getTransferable() == null) {
800 if (!mEncryptedMessages.contains(message)) {
801 mEncryptedMessages.add(message);
802 }
803 }
804 }
805 decryptNext();
806 updateStatusMessages();
807 this.messageListAdapter.notifyDataSetChanged();
808 updateChatMsgHint();
809 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
810 activity.sendReadMarkerIfNecessary(conversation);
811 }
812 this.updateSendButton();
813 }
814 }
815 }
816
817 private void decryptNext() {
818 Message next = this.mEncryptedMessages.peek();
819 PgpEngine engine = activity.xmppConnectionService.getPgpEngine();
820
821 if (next != null && engine != null && !mDecryptJobRunning) {
822 mDecryptJobRunning = true;
823 engine.decrypt(next, new UiCallback<Message>() {
824
825 @Override
826 public void userInputRequried(PendingIntent pi, Message message) {
827 mDecryptJobRunning = false;
828 askForPassphraseIntent = pi.getIntentSender();
829 updateSnackBar(conversation);
830 }
831
832 @Override
833 public void success(Message message) {
834 mDecryptJobRunning = false;
835 try {
836 mEncryptedMessages.remove();
837 } catch (final NoSuchElementException ignored) {
838
839 }
840 askForPassphraseIntent = null;
841 activity.xmppConnectionService.updateMessage(message);
842 }
843
844 @Override
845 public void error(int error, Message message) {
846 message.setEncryption(Message.ENCRYPTION_DECRYPTION_FAILED);
847 mDecryptJobRunning = false;
848 try {
849 mEncryptedMessages.remove();
850 } catch (final NoSuchElementException ignored) {
851
852 }
853 activity.refreshUi();
854 }
855 });
856 }
857 }
858
859 private void messageSent() {
860 int size = this.messageList.size();
861 messagesView.setSelection(size - 1);
862 mEditMessage.setText("");
863 updateChatMsgHint();
864 }
865
866 public void setFocusOnInputField() {
867 mEditMessage.requestFocus();
868 }
869
870 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
871
872 private int getSendButtonImageResource(SendButtonAction action, int status) {
873 switch (action) {
874 case TEXT:
875 switch (status) {
876 case Presences.CHAT:
877 case Presences.ONLINE:
878 return R.drawable.ic_send_text_online;
879 case Presences.AWAY:
880 return R.drawable.ic_send_text_away;
881 case Presences.XA:
882 case Presences.DND:
883 return R.drawable.ic_send_text_dnd;
884 default:
885 return R.drawable.ic_send_text_offline;
886 }
887 case TAKE_PHOTO:
888 switch (status) {
889 case Presences.CHAT:
890 case Presences.ONLINE:
891 return R.drawable.ic_send_photo_online;
892 case Presences.AWAY:
893 return R.drawable.ic_send_photo_away;
894 case Presences.XA:
895 case Presences.DND:
896 return R.drawable.ic_send_photo_dnd;
897 default:
898 return R.drawable.ic_send_photo_offline;
899 }
900 case RECORD_VOICE:
901 switch (status) {
902 case Presences.CHAT:
903 case Presences.ONLINE:
904 return R.drawable.ic_send_voice_online;
905 case Presences.AWAY:
906 return R.drawable.ic_send_voice_away;
907 case Presences.XA:
908 case Presences.DND:
909 return R.drawable.ic_send_voice_dnd;
910 default:
911 return R.drawable.ic_send_voice_offline;
912 }
913 case SEND_LOCATION:
914 switch (status) {
915 case Presences.CHAT:
916 case Presences.ONLINE:
917 return R.drawable.ic_send_location_online;
918 case Presences.AWAY:
919 return R.drawable.ic_send_location_away;
920 case Presences.XA:
921 case Presences.DND:
922 return R.drawable.ic_send_location_dnd;
923 default:
924 return R.drawable.ic_send_location_offline;
925 }
926 case CANCEL:
927 switch (status) {
928 case Presences.CHAT:
929 case Presences.ONLINE:
930 return R.drawable.ic_send_cancel_online;
931 case Presences.AWAY:
932 return R.drawable.ic_send_cancel_away;
933 case Presences.XA:
934 case Presences.DND:
935 return R.drawable.ic_send_cancel_dnd;
936 default:
937 return R.drawable.ic_send_cancel_offline;
938 }
939 case CHOOSE_PICTURE:
940 switch (status) {
941 case Presences.CHAT:
942 case Presences.ONLINE:
943 return R.drawable.ic_send_picture_online;
944 case Presences.AWAY:
945 return R.drawable.ic_send_picture_away;
946 case Presences.XA:
947 case Presences.DND:
948 return R.drawable.ic_send_picture_dnd;
949 default:
950 return R.drawable.ic_send_picture_offline;
951 }
952 }
953 return R.drawable.ic_send_text_offline;
954 }
955
956 public void updateSendButton() {
957 final Conversation c = this.conversation;
958 final SendButtonAction action;
959 final int status;
960 final boolean empty = this.mEditMessage == null || this.mEditMessage.getText().length() == 0;
961 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
962 if (conference && !c.getAccount().httpUploadAvailable()) {
963 if (empty && c.getNextCounterpart() != null) {
964 action = SendButtonAction.CANCEL;
965 } else {
966 action = SendButtonAction.TEXT;
967 }
968 } else {
969 if (empty) {
970 if (conference && c.getNextCounterpart() != null) {
971 action = SendButtonAction.CANCEL;
972 } else {
973 String setting = activity.getPreferences().getString("quick_action", "recent");
974 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
975 setting = "location";
976 } else if (setting.equals("recent")) {
977 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
978 }
979 switch (setting) {
980 case "photo":
981 action = SendButtonAction.TAKE_PHOTO;
982 break;
983 case "location":
984 action = SendButtonAction.SEND_LOCATION;
985 break;
986 case "voice":
987 action = SendButtonAction.RECORD_VOICE;
988 break;
989 case "picture":
990 action = SendButtonAction.CHOOSE_PICTURE;
991 break;
992 default:
993 action = SendButtonAction.TEXT;
994 break;
995 }
996 }
997 } else {
998 action = SendButtonAction.TEXT;
999 }
1000 }
1001 if (activity.useSendButtonToIndicateStatus() && c != null
1002 && c.getAccount().getStatus() == Account.State.ONLINE) {
1003 if (c.getMode() == Conversation.MODE_SINGLE) {
1004 status = c.getContact().getMostAvailableStatus();
1005 } else {
1006 status = c.getMucOptions().online() ? Presences.ONLINE : Presences.OFFLINE;
1007 }
1008 } else {
1009 status = Presences.OFFLINE;
1010 }
1011 this.mSendButton.setTag(action);
1012 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1013 }
1014
1015 protected void updateStatusMessages() {
1016 synchronized (this.messageList) {
1017 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1018 ChatState state = conversation.getIncomingChatState();
1019 if (state == ChatState.COMPOSING) {
1020 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1021 } else if (state == ChatState.PAUSED) {
1022 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1023 } else {
1024 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1025 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1026 return;
1027 } else {
1028 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1029 this.messageList.add(i + 1,
1030 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1031 return;
1032 }
1033 }
1034 }
1035 }
1036 }
1037 }
1038 }
1039
1040 protected void showSnackbar(final int message, final int action,
1041 final OnClickListener clickListener) {
1042 snackbar.setVisibility(View.VISIBLE);
1043 snackbar.setOnClickListener(null);
1044 snackbarMessage.setText(message);
1045 snackbarMessage.setOnClickListener(null);
1046 snackbarAction.setVisibility(View.VISIBLE);
1047 snackbarAction.setText(action);
1048 snackbarAction.setOnClickListener(clickListener);
1049 }
1050
1051 protected void hideSnackbar() {
1052 snackbar.setVisibility(View.GONE);
1053 }
1054
1055 protected void sendPlainTextMessage(Message message) {
1056 ConversationActivity activity = (ConversationActivity) getActivity();
1057 activity.xmppConnectionService.sendMessage(message);
1058 messageSent();
1059 }
1060
1061 protected void sendPgpMessage(final Message message) {
1062 final ConversationActivity activity = (ConversationActivity) getActivity();
1063 final XmppConnectionService xmppService = activity.xmppConnectionService;
1064 final Contact contact = message.getConversation().getContact();
1065 if (activity.hasPgp()) {
1066 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1067 if (contact.getPgpKeyId() != 0) {
1068 xmppService.getPgpEngine().hasKey(contact,
1069 new UiCallback<Contact>() {
1070
1071 @Override
1072 public void userInputRequried(PendingIntent pi,
1073 Contact contact) {
1074 activity.runIntent(
1075 pi,
1076 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1077 }
1078
1079 @Override
1080 public void success(Contact contact) {
1081 messageSent();
1082 activity.encryptTextMessage(message);
1083 }
1084
1085 @Override
1086 public void error(int error, Contact contact) {
1087
1088 }
1089 });
1090
1091 } else {
1092 showNoPGPKeyDialog(false,
1093 new DialogInterface.OnClickListener() {
1094
1095 @Override
1096 public void onClick(DialogInterface dialog,
1097 int which) {
1098 conversation
1099 .setNextEncryption(Message.ENCRYPTION_NONE);
1100 xmppService.databaseBackend
1101 .updateConversation(conversation);
1102 message.setEncryption(Message.ENCRYPTION_NONE);
1103 xmppService.sendMessage(message);
1104 messageSent();
1105 }
1106 });
1107 }
1108 } else {
1109 if (conversation.getMucOptions().pgpKeysInUse()) {
1110 if (!conversation.getMucOptions().everybodyHasKeys()) {
1111 Toast warning = Toast
1112 .makeText(getActivity(),
1113 R.string.missing_public_keys,
1114 Toast.LENGTH_LONG);
1115 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1116 warning.show();
1117 }
1118 activity.encryptTextMessage(message);
1119 messageSent();
1120 } else {
1121 showNoPGPKeyDialog(true,
1122 new DialogInterface.OnClickListener() {
1123
1124 @Override
1125 public void onClick(DialogInterface dialog,
1126 int which) {
1127 conversation
1128 .setNextEncryption(Message.ENCRYPTION_NONE);
1129 message.setEncryption(Message.ENCRYPTION_NONE);
1130 xmppService.databaseBackend
1131 .updateConversation(conversation);
1132 xmppService.sendMessage(message);
1133 messageSent();
1134 }
1135 });
1136 }
1137 }
1138 } else {
1139 activity.showInstallPgpDialog();
1140 }
1141 }
1142
1143 public void showNoPGPKeyDialog(boolean plural,
1144 DialogInterface.OnClickListener listener) {
1145 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1146 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1147 if (plural) {
1148 builder.setTitle(getString(R.string.no_pgp_keys));
1149 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1150 } else {
1151 builder.setTitle(getString(R.string.no_pgp_key));
1152 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1153 }
1154 builder.setNegativeButton(getString(R.string.cancel), null);
1155 builder.setPositiveButton(getString(R.string.send_unencrypted),
1156 listener);
1157 builder.create().show();
1158 }
1159
1160 protected void sendAxolotlMessage(final Message message) {
1161 final ConversationActivity activity = (ConversationActivity) getActivity();
1162 final XmppConnectionService xmppService = activity.xmppConnectionService;
1163 xmppService.sendMessage(message);
1164 messageSent();
1165 }
1166
1167 protected void sendOtrMessage(final Message message) {
1168 final ConversationActivity activity = (ConversationActivity) getActivity();
1169 final XmppConnectionService xmppService = activity.xmppConnectionService;
1170 activity.selectPresence(message.getConversation(),
1171 new OnPresenceSelected() {
1172
1173 @Override
1174 public void onPresenceSelected() {
1175 message.setCounterpart(conversation.getNextCounterpart());
1176 xmppService.sendMessage(message);
1177 messageSent();
1178 }
1179 });
1180 }
1181
1182 public void appendText(String text) {
1183 if (text == null) {
1184 return;
1185 }
1186 String previous = this.mEditMessage.getText().toString();
1187 if (previous.length() != 0 && !previous.endsWith(" ")) {
1188 text = " " + text;
1189 }
1190 this.mEditMessage.append(text);
1191 }
1192
1193 @Override
1194 public boolean onEnterPressed() {
1195 if (activity.enterIsSend()) {
1196 sendMessage();
1197 return true;
1198 } else {
1199 return false;
1200 }
1201 }
1202
1203 @Override
1204 public void onTypingStarted() {
1205 Account.State status = conversation.getAccount().getStatus();
1206 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1207 activity.xmppConnectionService.sendChatState(conversation);
1208 }
1209 activity.hideConversationsOverview();
1210 updateSendButton();
1211 }
1212
1213 @Override
1214 public void onTypingStopped() {
1215 Account.State status = conversation.getAccount().getStatus();
1216 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1217 activity.xmppConnectionService.sendChatState(conversation);
1218 }
1219 }
1220
1221 @Override
1222 public void onTextDeleted() {
1223 Account.State status = conversation.getAccount().getStatus();
1224 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1225 activity.xmppConnectionService.sendChatState(conversation);
1226 }
1227 updateSendButton();
1228 }
1229
1230 private int completionIndex = 0;
1231 private int lastCompletionLength = 0;
1232 private String incomplete;
1233 private int lastCompletionCursor;
1234 private boolean firstWord = false;
1235
1236 @Override
1237 public boolean onTabPressed(boolean repeated) {
1238 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1239 return false;
1240 }
1241 if (repeated) {
1242 completionIndex++;
1243 } else {
1244 lastCompletionLength = 0;
1245 completionIndex = 0;
1246 final String content = mEditMessage.getText().toString();
1247 lastCompletionCursor = mEditMessage.getSelectionEnd();
1248 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1249 firstWord = start == 0;
1250 incomplete = content.substring(start,lastCompletionCursor);
1251 }
1252 List<String> completions = new ArrayList<>();
1253 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1254 if (user.getName().startsWith(incomplete)) {
1255 completions.add(user.getName()+(firstWord ? ": " : " "));
1256 }
1257 }
1258 Collections.sort(completions);
1259 if (completions.size() > completionIndex) {
1260 String completion = completions.get(completionIndex).substring(incomplete.length());
1261 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1262 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1263 lastCompletionLength = completion.length();
1264 } else {
1265 completionIndex = -1;
1266 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1267 lastCompletionLength = 0;
1268 }
1269 return true;
1270 }
1271
1272 @Override
1273 public void onActivityResult(int requestCode, int resultCode,
1274 final Intent data) {
1275 if (resultCode == Activity.RESULT_OK) {
1276 if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1277 final String body = mEditMessage.getText().toString();
1278 Message message = new Message(conversation, body, conversation.getNextEncryption());
1279 sendAxolotlMessage(message);
1280 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1281 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1282 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1283 }
1284 }
1285 }
1286
1287}