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.SendIntentException;
12import android.net.Uri;
13import android.os.Build;
14import android.os.Bundle;
15import android.os.Handler;
16import android.support.v13.view.inputmethod.InputConnectionCompat;
17import android.support.v13.view.inputmethod.InputContentInfoCompat;
18import android.text.Editable;
19import android.text.InputType;
20import android.util.Log;
21import android.util.Pair;
22import android.view.ContextMenu;
23import android.view.ContextMenu.ContextMenuInfo;
24import android.view.Gravity;
25import android.view.KeyEvent;
26import android.view.LayoutInflater;
27import android.view.MenuItem;
28import android.view.View;
29import android.view.View.OnClickListener;
30import android.view.ViewGroup;
31import android.view.inputmethod.EditorInfo;
32import android.view.inputmethod.InputMethodManager;
33import android.widget.AbsListView;
34import android.widget.AbsListView.OnScrollListener;
35import android.widget.AdapterView;
36import android.widget.AdapterView.AdapterContextMenuInfo;
37import android.widget.EditText;
38import android.widget.ImageButton;
39import android.widget.ListView;
40import android.widget.RelativeLayout;
41import android.widget.TextView;
42import android.widget.TextView.OnEditorActionListener;
43import android.widget.Toast;
44
45import net.java.otr4j.session.SessionStatus;
46
47import java.util.ArrayList;
48import java.util.Collections;
49import java.util.List;
50import java.util.UUID;
51
52import eu.siacs.conversations.Config;
53import eu.siacs.conversations.R;
54import eu.siacs.conversations.entities.Account;
55import eu.siacs.conversations.entities.Contact;
56import eu.siacs.conversations.entities.Conversation;
57import eu.siacs.conversations.entities.DownloadableFile;
58import eu.siacs.conversations.entities.Message;
59import eu.siacs.conversations.entities.MucOptions;
60import eu.siacs.conversations.entities.Presence;
61import eu.siacs.conversations.entities.Transferable;
62import eu.siacs.conversations.entities.TransferablePlaceholder;
63import eu.siacs.conversations.http.HttpDownloadConnection;
64import eu.siacs.conversations.persistance.FileBackend;
65import eu.siacs.conversations.services.MessageArchiveService;
66import eu.siacs.conversations.services.XmppConnectionService;
67import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
68import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
69import eu.siacs.conversations.ui.adapter.MessageAdapter;
70import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
71import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
72import eu.siacs.conversations.ui.widget.ListSelectionManager;
73import eu.siacs.conversations.utils.GeoHelper;
74import eu.siacs.conversations.utils.UIHelper;
75import eu.siacs.conversations.xmpp.XmppConnection;
76import eu.siacs.conversations.xmpp.chatstate.ChatState;
77import eu.siacs.conversations.xmpp.jid.Jid;
78
79public class ConversationFragment extends Fragment implements EditMessage.KeyboardListener {
80
81 protected Conversation conversation;
82 private OnClickListener leaveMuc = new OnClickListener() {
83
84 @Override
85 public void onClick(View v) {
86 activity.endConversation(conversation);
87 }
88 };
89 private OnClickListener joinMuc = new OnClickListener() {
90
91 @Override
92 public void onClick(View v) {
93 activity.xmppConnectionService.joinMuc(conversation);
94 }
95 };
96 private OnClickListener enterPassword = new OnClickListener() {
97
98 @Override
99 public void onClick(View v) {
100 MucOptions muc = conversation.getMucOptions();
101 String password = muc.getPassword();
102 if (password == null) {
103 password = "";
104 }
105 activity.quickPasswordEdit(password, new OnValueEdited() {
106
107 @Override
108 public void onValueEdited(String value) {
109 activity.xmppConnectionService.providePasswordForMuc(
110 conversation, value);
111 }
112 });
113 }
114 };
115 protected ListView messagesView;
116 final protected List<Message> messageList = new ArrayList<>();
117 protected MessageAdapter messageListAdapter;
118 private EditMessage mEditMessage;
119 private ImageButton mSendButton;
120 private RelativeLayout snackbar;
121 private TextView snackbarMessage;
122 private TextView snackbarAction;
123 private Toast messageLoaderToast;
124
125 private OnScrollListener mOnScrollListener = new OnScrollListener() {
126
127 @Override
128 public void onScrollStateChanged(AbsListView view, int scrollState) {
129 // TODO Auto-generated method stub
130
131 }
132
133 @Override
134 public void onScroll(AbsListView view, int firstVisibleItem,
135 int visibleItemCount, int totalItemCount) {
136 synchronized (ConversationFragment.this.messageList) {
137 if (firstVisibleItem < 5 && conversation != null && conversation.messagesLoaded.compareAndSet(true,false) && messageList.size() > 0) {
138 long timestamp;
139 if (messageList.get(0).getType() == Message.TYPE_STATUS && messageList.size() >= 2) {
140 timestamp = messageList.get(1).getTimeSent();
141 } else {
142 timestamp = messageList.get(0).getTimeSent();
143 }
144 activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
145 @Override
146 public void onMoreMessagesLoaded(final int c, Conversation conversation) {
147 if (ConversationFragment.this.conversation != conversation) {
148 return;
149 }
150 activity.runOnUiThread(new Runnable() {
151 @Override
152 public void run() {
153 final int oldPosition = messagesView.getFirstVisiblePosition();
154 final Message message;
155 if (oldPosition < messageList.size()) {
156 message = messageList.get(oldPosition);
157 } else {
158 message = null;
159 }
160 String uuid = message != null ? message.getUuid() : null;
161 View v = messagesView.getChildAt(0);
162 final int pxOffset = (v == null) ? 0 : v.getTop();
163 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
164 try {
165 updateStatusMessages();
166 } catch (IllegalStateException e) {
167 Log.d(Config.LOGTAG,"caught illegal state exception while updating status messages");
168 }
169 messageListAdapter.notifyDataSetChanged();
170 int pos = Math.max(getIndexOf(uuid,messageList),0);
171 messagesView.setSelectionFromTop(pos, pxOffset);
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
204 private int getIndexOf(String uuid, List<Message> messages) {
205 if (uuid == null) {
206 return messages.size() - 1;
207 }
208 for(int i = 0; i < messages.size(); ++i) {
209 if (uuid.equals(messages.get(i).getUuid())) {
210 return i;
211 } else {
212 Message next = messages.get(i);
213 while(next != null && next.wasMergedIntoPrevious()) {
214 if (uuid.equals(next.getUuid())) {
215 return i;
216 }
217 next = next.next();
218 }
219
220 }
221 }
222 return -1;
223 }
224
225 public Pair<Integer,Integer> getScrollPosition() {
226 if (this.messagesView.getCount() == 0 ||
227 this.messagesView.getLastVisiblePosition() == this.messagesView.getCount() - 1) {
228 return null;
229 } else {
230 final int pos = messagesView.getFirstVisiblePosition();
231 final View view = messagesView.getChildAt(0);
232 if (view == null) {
233 return null;
234 } else {
235 return new Pair<>(pos, view.getTop());
236 }
237 }
238 }
239
240 public void setScrollPosition(Pair<Integer,Integer> scrollPosition) {
241 if (scrollPosition != null) {
242 this.messagesView.setSelectionFromTop(scrollPosition.first, scrollPosition.second);
243 }
244 }
245
246 protected OnClickListener clickToDecryptListener = new OnClickListener() {
247
248 @Override
249 public void onClick(View v) {
250 PendingIntent pendingIntent = conversation.getAccount().getPgpDecryptionService().getPendingIntent();
251 if (pendingIntent != null) {
252 try {
253 activity.startIntentSenderForResult(pendingIntent.getIntentSender(),
254 ConversationActivity.REQUEST_DECRYPT_PGP,
255 null,
256 0,
257 0,
258 0);
259 } catch (SendIntentException e) {
260 Toast.makeText(activity,R.string.unable_to_connect_to_keychain, Toast.LENGTH_SHORT).show();
261 conversation.getAccount().getPgpDecryptionService().continueDecryption(true);
262 }
263 }
264 updateSnackBar(conversation);
265 }
266 };
267 protected OnClickListener clickToVerify = new OnClickListener() {
268
269 @Override
270 public void onClick(View v) {
271 activity.verifyOtrSessionDialog(conversation, v);
272 }
273 };
274 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
275
276 @Override
277 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
278 if (actionId == EditorInfo.IME_ACTION_SEND) {
279 InputMethodManager imm = (InputMethodManager) v.getContext()
280 .getSystemService(Context.INPUT_METHOD_SERVICE);
281 if (imm.isFullscreenMode()) {
282 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
283 }
284 sendMessage();
285 return true;
286 } else {
287 return false;
288 }
289 }
290 };
291 private EditMessage.OnCommitContentListener mEditorContentListener = new EditMessage.OnCommitContentListener() {
292 @Override
293 public boolean onCommitContent(InputContentInfoCompat inputContentInfo, int flags, Bundle opts, String[] contentMimeTypes) {
294 // try to get permission to read the image, if applicable
295 if ((flags & InputConnectionCompat.INPUT_CONTENT_GRANT_READ_URI_PERMISSION) != 0) {
296 try {
297 inputContentInfo.requestPermission();
298 } catch (Exception e) {
299 Log.e(Config.LOGTAG, "InputContentInfoCompat#requestPermission() failed.", e);
300 Toast.makeText(
301 activity,
302 activity.getString(R.string.no_permission_to_access_x, inputContentInfo.getDescription()),
303 Toast.LENGTH_LONG
304 ).show();
305 return false;
306 }
307 }
308
309 // send the image
310 activity.attachImageToConversation(inputContentInfo.getContentUri());
311
312 // TODO: revoke permissions?
313 // since uploading an image is async its tough to wire a callback to when
314 // the image has finished uploading.
315 // According to the docs: "calling IC#releasePermission() is just to be a
316 // good citizen. Even if we failed to call that method, the system would eventually revoke
317 // the permission sometime after inputContentInfo object gets garbage-collected."
318 // See: https://developer.android.com/samples/CommitContentSampleApp/src/com.example.android.commitcontent.app/MainActivity.html#l164
319 return true;
320 }
321 };
322 private OnClickListener mSendButtonListener = new OnClickListener() {
323
324 @Override
325 public void onClick(View v) {
326 Object tag = v.getTag();
327 if (tag instanceof SendButtonAction) {
328 SendButtonAction action = (SendButtonAction) tag;
329 switch (action) {
330 case TAKE_PHOTO:
331 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
332 break;
333 case SEND_LOCATION:
334 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
335 break;
336 case RECORD_VOICE:
337 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
338 break;
339 case CHOOSE_PICTURE:
340 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
341 break;
342 case CANCEL:
343 if (conversation != null) {
344 if (conversation.getCorrectingMessage() != null) {
345 conversation.setCorrectingMessage(null);
346 mEditMessage.getEditableText().clear();
347 }
348 if (conversation.getMode() == Conversation.MODE_MULTI) {
349 conversation.setNextCounterpart(null);
350 }
351 updateChatMsgHint();
352 updateSendButton();
353 }
354 break;
355 default:
356 sendMessage();
357 }
358 } else {
359 sendMessage();
360 }
361 }
362 };
363 private OnClickListener clickToMuc = new OnClickListener() {
364
365 @Override
366 public void onClick(View v) {
367 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
368 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
369 intent.putExtra("uuid", conversation.getUuid());
370 startActivity(intent);
371 }
372 };
373 private ConversationActivity activity;
374 private Message selectedMessage;
375
376 private void sendMessage() {
377 final String body = mEditMessage.getText().toString();
378 if (body.length() == 0 || this.conversation == null) {
379 return;
380 }
381 final Message message;
382 if (conversation.getCorrectingMessage() == null) {
383 message = new Message(conversation, body, conversation.getNextEncryption());
384 if (conversation.getMode() == Conversation.MODE_MULTI) {
385 if (conversation.getNextCounterpart() != null) {
386 message.setCounterpart(conversation.getNextCounterpart());
387 message.setType(Message.TYPE_PRIVATE);
388 }
389 }
390 } else {
391 message = conversation.getCorrectingMessage();
392 message.setBody(body);
393 message.setEdited(message.getUuid());
394 message.setUuid(UUID.randomUUID().toString());
395 conversation.setCorrectingMessage(null);
396 }
397 switch (conversation.getNextEncryption()) {
398 case Message.ENCRYPTION_OTR:
399 sendOtrMessage(message);
400 break;
401 case Message.ENCRYPTION_PGP:
402 sendPgpMessage(message);
403 break;
404 case Message.ENCRYPTION_AXOLOTL:
405 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
406 sendAxolotlMessage(message);
407 }
408 break;
409 default:
410 sendPlainTextMessage(message);
411 }
412 }
413
414 public void updateChatMsgHint() {
415 final boolean multi = conversation.getMode() == Conversation.MODE_MULTI;
416 if (conversation.getCorrectingMessage() != null) {
417 this.mEditMessage.setHint(R.string.send_corrected_message);
418 } else if (multi && conversation.getNextCounterpart() != null) {
419 this.mEditMessage.setHint(getString(
420 R.string.send_private_message_to,
421 conversation.getNextCounterpart().getResourcepart()));
422 } else if (multi && !conversation.getMucOptions().participating()) {
423 this.mEditMessage.setHint(R.string.you_are_not_participating);
424 } else {
425 this.mEditMessage.setHint(UIHelper.getMessageHint(activity,conversation));
426 getActivity().invalidateOptionsMenu();
427 }
428 }
429
430 public void setupIme() {
431 if (activity == null) {
432 return;
433 } else if (activity.usingEnterKey() && activity.enterIsSend()) {
434 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_FLAG_MULTI_LINE));
435 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
436 } else if (activity.usingEnterKey()) {
437 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
438 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
439 } else {
440 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
441 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
442 }
443 }
444
445 @Override
446 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
447 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
448 view.setOnClickListener(null);
449
450 String[] allImagesMimeType = {"image/*"};
451 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
452 mEditMessage.setOnClickListener(new OnClickListener() {
453
454 @Override
455 public void onClick(View v) {
456 if (activity != null) {
457 activity.hideConversationsOverview();
458 }
459 }
460 });
461 mEditMessage.setOnEditorActionListener(mEditorActionListener);
462 mEditMessage.setRichContentListener(allImagesMimeType, mEditorContentListener);
463
464 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
465 mSendButton.setOnClickListener(this.mSendButtonListener);
466
467 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
468 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
469 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
470
471 messagesView = (ListView) view.findViewById(R.id.messages_view);
472 messagesView.setOnScrollListener(mOnScrollListener);
473 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
474 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
475 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
476
477 @Override
478 public void onContactPictureClicked(Message message) {
479 if (message.getStatus() <= Message.STATUS_RECEIVED) {
480 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
481 Jid user = message.getCounterpart();
482 if (user != null && !user.isBareJid()) {
483 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
484 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user.getResourcepart()),Toast.LENGTH_SHORT).show();
485 }
486 highlightInConference(user.getResourcepart());
487 }
488 } else {
489 if (!message.getContact().isSelf()) {
490 String fingerprint;
491 if (message.getEncryption() == Message.ENCRYPTION_PGP
492 || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
493 fingerprint = "pgp";
494 } else {
495 fingerprint = message.getFingerprint();
496 }
497 activity.switchToContactDetails(message.getContact(), fingerprint);
498 }
499 }
500 } else {
501 Account account = message.getConversation().getAccount();
502 Intent intent;
503 if (activity.manuallyChangePresence()) {
504 intent = new Intent(activity, SetPresenceActivity.class);
505 intent.putExtra(SetPresenceActivity.EXTRA_ACCOUNT, account.getJid().toBareJid().toString());
506 } else {
507 intent = new Intent(activity, EditAccountActivity.class);
508 intent.putExtra("jid", account.getJid().toBareJid().toString());
509 String fingerprint;
510 if (message.getEncryption() == Message.ENCRYPTION_PGP
511 || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
512 fingerprint = "pgp";
513 } else {
514 fingerprint = message.getFingerprint();
515 }
516 intent.putExtra("fingerprint", fingerprint);
517 }
518 startActivity(intent);
519 }
520 }
521 });
522 messageListAdapter
523 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
524
525 @Override
526 public void onContactPictureLongClicked(Message message) {
527 if (message.getStatus() <= Message.STATUS_RECEIVED) {
528 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
529 Jid user = message.getCounterpart();
530 if (user != null && !user.isBareJid()) {
531 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
532 privateMessageWith(user);
533 } else {
534 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user.getResourcepart()), Toast.LENGTH_SHORT).show();
535 }
536 }
537 }
538 } else {
539 activity.showQrCode();
540 }
541 }
542 });
543 messageListAdapter.setOnQuoteListener(new MessageAdapter.OnQuoteListener() {
544
545 @Override
546 public void onQuote(String text) {
547 if (mEditMessage.isEnabled()) {
548 text = text.replaceAll("(\n *){2,}", "\n").replaceAll("(^|\n)", "$1> ").replaceAll("\n$", "");
549 Editable editable = mEditMessage.getEditableText();
550 int position = mEditMessage.getSelectionEnd();
551 if (position == -1) position = editable.length();
552 if (position > 0 && editable.charAt(position - 1) != '\n') {
553 editable.insert(position++, "\n");
554 }
555 editable.insert(position, text);
556 position += text.length();
557 editable.insert(position++, "\n");
558 if (position < editable.length() && editable.charAt(position) != '\n') {
559 editable.insert(position, "\n");
560 }
561 mEditMessage.setSelection(position);
562 mEditMessage.requestFocus();
563 InputMethodManager inputMethodManager = (InputMethodManager) getActivity()
564 .getSystemService(Context.INPUT_METHOD_SERVICE);
565 if (inputMethodManager != null) {
566 inputMethodManager.showSoftInput(mEditMessage, InputMethodManager.SHOW_IMPLICIT);
567 }
568 }
569 }
570 });
571 messagesView.setAdapter(messageListAdapter);
572
573 registerForContextMenu(messagesView);
574
575 return view;
576 }
577
578 @Override
579 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
580 synchronized (this.messageList) {
581 super.onCreateContextMenu(menu, v, menuInfo);
582 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
583 this.selectedMessage = this.messageList.get(acmi.position);
584 populateContextMenu(menu);
585 }
586 }
587
588 private void populateContextMenu(ContextMenu menu) {
589 final Message m = this.selectedMessage;
590 final Transferable t = m.getTransferable();
591 Message relevantForCorrection = m;
592 while(relevantForCorrection.mergeable(relevantForCorrection.next())) {
593 relevantForCorrection = relevantForCorrection.next();
594 }
595 if (m.getType() != Message.TYPE_STATUS) {
596 final boolean treatAsFile = m.getType() != Message.TYPE_TEXT
597 && m.getType() != Message.TYPE_PRIVATE
598 && t == null;
599 activity.getMenuInflater().inflate(R.menu.message_context, menu);
600 menu.setHeaderTitle(R.string.message_options);
601 MenuItem copyText = menu.findItem(R.id.copy_text);
602 MenuItem selectText = menu.findItem(R.id.select_text);
603 MenuItem retryDecryption = menu.findItem(R.id.retry_decryption);
604 MenuItem correctMessage = menu.findItem(R.id.correct_message);
605 MenuItem shareWith = menu.findItem(R.id.share_with);
606 MenuItem sendAgain = menu.findItem(R.id.send_again);
607 MenuItem copyUrl = menu.findItem(R.id.copy_url);
608 MenuItem downloadFile = menu.findItem(R.id.download_file);
609 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
610 MenuItem deleteFile = menu.findItem(R.id.delete_file);
611 MenuItem showErrorMessage = menu.findItem(R.id.show_error_message);
612 if (!treatAsFile
613 && !GeoHelper.isGeoUri(m.getBody())
614 && m.treatAsDownloadable() != Message.Decision.MUST) {
615 copyText.setVisible(true);
616 selectText.setVisible(ListSelectionManager.isSupported());
617 }
618 if (m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
619 retryDecryption.setVisible(true);
620 }
621 if (relevantForCorrection.getType() == Message.TYPE_TEXT
622 && relevantForCorrection.isLastCorrectableMessage()
623 && (m.getConversation().getMucOptions().nonanonymous() || m.getConversation().getMode() == Conversation.MODE_SINGLE)) {
624 correctMessage.setVisible(true);
625 }
626 if (treatAsFile || (GeoHelper.isGeoUri(m.getBody()))) {
627 shareWith.setVisible(true);
628 }
629 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
630 sendAgain.setVisible(true);
631 }
632 if (m.hasFileOnRemoteHost()
633 || GeoHelper.isGeoUri(m.getBody())
634 || m.treatAsDownloadable() == Message.Decision.MUST
635 || (t != null && t instanceof HttpDownloadConnection)) {
636 copyUrl.setVisible(true);
637 }
638 if ((m.getType() == Message.TYPE_TEXT && t == null && m.treatAsDownloadable() != Message.Decision.NEVER)
639 || (m.isFileOrImage() && t instanceof TransferablePlaceholder && m.hasFileOnRemoteHost())){
640 downloadFile.setVisible(true);
641 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
642 }
643 boolean waitingOfferedSending = m.getStatus() == Message.STATUS_WAITING
644 || m.getStatus() == Message.STATUS_UNSEND
645 || m.getStatus() == Message.STATUS_OFFERED;
646 if ((t != null && !(t instanceof TransferablePlaceholder)) || waitingOfferedSending && m.needsUploading()) {
647 cancelTransmission.setVisible(true);
648 }
649 if (treatAsFile) {
650 String path = m.getRelativeFilePath();
651 if (path == null || !path.startsWith("/")) {
652 deleteFile.setVisible(true);
653 deleteFile.setTitle(activity.getString(R.string.delete_x_file, UIHelper.getFileDescriptionString(activity, m)));
654 }
655 }
656 if (m.getStatus() == Message.STATUS_SEND_FAILED && m.getErrorMessage() != null) {
657 showErrorMessage.setVisible(true);
658 }
659 }
660 }
661
662 @Override
663 public boolean onContextItemSelected(MenuItem item) {
664 switch (item.getItemId()) {
665 case R.id.share_with:
666 shareWith(selectedMessage);
667 return true;
668 case R.id.copy_text:
669 copyText(selectedMessage);
670 return true;
671 case R.id.select_text:
672 selectText(selectedMessage);
673 return true;
674 case R.id.correct_message:
675 correctMessage(selectedMessage);
676 return true;
677 case R.id.send_again:
678 resendMessage(selectedMessage);
679 return true;
680 case R.id.copy_url:
681 copyUrl(selectedMessage);
682 return true;
683 case R.id.download_file:
684 downloadFile(selectedMessage);
685 return true;
686 case R.id.cancel_transmission:
687 cancelTransmission(selectedMessage);
688 return true;
689 case R.id.retry_decryption:
690 retryDecryption(selectedMessage);
691 return true;
692 case R.id.delete_file:
693 deleteFile(selectedMessage);
694 return true;
695 case R.id.show_error_message:
696 showErrorMessage(selectedMessage);
697 return true;
698 default:
699 return super.onContextItemSelected(item);
700 }
701 }
702
703 private void showErrorMessage(final Message message) {
704 AlertDialog.Builder builder = new AlertDialog.Builder(activity);
705 builder.setTitle(R.string.error_message);
706 builder.setMessage(message.getErrorMessage());
707 builder.setPositiveButton(R.string.confirm,null);
708 builder.create().show();
709 }
710
711 private void shareWith(Message message) {
712 Intent shareIntent = new Intent();
713 shareIntent.setAction(Intent.ACTION_SEND);
714 if (GeoHelper.isGeoUri(message.getBody())) {
715 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
716 shareIntent.setType("text/plain");
717 } else {
718 final DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
719 try {
720 shareIntent.putExtra(Intent.EXTRA_STREAM, FileBackend.getUriForFile(activity, file));
721 } catch (SecurityException e) {
722 Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
723 return;
724 }
725 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
726 String mime = message.getMimeType();
727 if (mime == null) {
728 mime = "*/*";
729 }
730 shareIntent.setType(mime);
731 }
732 try {
733 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
734 } catch (ActivityNotFoundException e) {
735 //This should happen only on faulty androids because normally chooser is always available
736 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
737 }
738 }
739
740 private void copyText(Message message) {
741 if (activity.copyTextToClipboard(message.getMergedBody().toString(),
742 R.string.message_text)) {
743 Toast.makeText(activity, R.string.message_copied_to_clipboard,
744 Toast.LENGTH_SHORT).show();
745 }
746 }
747
748 private void selectText(Message message) {
749 final int index;
750 synchronized (this.messageList) {
751 index = this.messageList.indexOf(message);
752 }
753 if (index >= 0) {
754 final int first = this.messagesView.getFirstVisiblePosition();
755 final int last = first + this.messagesView.getChildCount();
756 if (index >= first && index < last) {
757 final View view = this.messagesView.getChildAt(index - first);
758 final TextView messageBody = this.messageListAdapter.getMessageBody(view);
759 if (messageBody != null) {
760 ListSelectionManager.startSelection(messageBody);
761 }
762 }
763 }
764 }
765
766 private void deleteFile(Message message) {
767 if (activity.xmppConnectionService.getFileBackend().deleteFile(message)) {
768 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
769 activity.updateConversationList();
770 updateMessages();
771 }
772 }
773
774 private void resendMessage(Message message) {
775 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
776 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
777 if (!file.exists()) {
778 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
779 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
780 activity.updateConversationList();
781 updateMessages();
782 return;
783 }
784 }
785 activity.xmppConnectionService.resendFailedMessages(message);
786 }
787
788 private void copyUrl(Message message) {
789 final String url;
790 final int resId;
791 if (GeoHelper.isGeoUri(message.getBody())) {
792 resId = R.string.location;
793 url = message.getBody();
794 } else if (message.hasFileOnRemoteHost()) {
795 resId = R.string.file_url;
796 url = message.getFileParams().url.toString();
797 } else {
798 url = message.getBody().trim();
799 resId = R.string.file_url;
800 }
801 if (activity.copyTextToClipboard(url, resId)) {
802 Toast.makeText(activity, R.string.url_copied_to_clipboard,
803 Toast.LENGTH_SHORT).show();
804 }
805 }
806
807 private void downloadFile(Message message) {
808 activity.xmppConnectionService.getHttpConnectionManager()
809 .createNewDownloadConnection(message,true);
810 }
811
812 private void cancelTransmission(Message message) {
813 Transferable transferable = message.getTransferable();
814 if (transferable != null) {
815 transferable.cancel();
816 } else {
817 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
818 }
819 }
820
821 private void retryDecryption(Message message) {
822 message.setEncryption(Message.ENCRYPTION_PGP);
823 activity.updateConversationList();
824 updateMessages();
825 conversation.getAccount().getPgpDecryptionService().decrypt(message, false);
826 }
827
828 protected void privateMessageWith(final Jid counterpart) {
829 this.mEditMessage.setText("");
830 this.conversation.setNextCounterpart(counterpart);
831 updateChatMsgHint();
832 updateSendButton();
833 }
834
835 private void correctMessage(Message message) {
836 while(message.mergeable(message.next())) {
837 message = message.next();
838 }
839 this.conversation.setCorrectingMessage(message);
840 this.mEditMessage.getEditableText().clear();
841 this.mEditMessage.getEditableText().append(message.getBody());
842
843 }
844
845 protected void highlightInConference(String nick) {
846 final Editable editable = mEditMessage.getText();
847 String oldString = editable.toString().trim();
848 final int pos = mEditMessage.getSelectionStart();
849 if (oldString.isEmpty() || pos == 0) {
850 mEditMessage.getText().insert(0, nick + ": ");
851 } else {
852 final char before = editable.charAt(pos - 1);
853 final char after = editable.length() > pos ? editable.charAt(pos) : '\0';
854 if (before == '\n') {
855 editable.insert(pos, nick + ": ");
856 } else {
857 editable.insert(pos,(Character.isWhitespace(before)? "" : " ") + nick + (Character.isWhitespace(after) ? "" : " "));
858 if (Character.isWhitespace(after)) {
859 mEditMessage.setSelection(mEditMessage.getSelectionStart()+1);
860 }
861 }
862 }
863 }
864
865 @Override
866 public void onStop() {
867 super.onStop();
868 if (this.conversation != null) {
869 final String msg = mEditMessage.getText().toString();
870 this.conversation.setNextMessage(msg);
871 updateChatState(this.conversation, msg);
872 }
873 }
874
875 private void updateChatState(final Conversation conversation, final String msg) {
876 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
877 Account.State status = conversation.getAccount().getStatus();
878 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
879 activity.xmppConnectionService.sendChatState(conversation);
880 }
881 }
882
883 public boolean reInit(Conversation conversation) {
884 if (conversation == null) {
885 return false;
886 }
887 this.activity = (ConversationActivity) getActivity();
888 setupIme();
889 if (this.conversation != null) {
890 final String msg = mEditMessage.getText().toString();
891 this.conversation.setNextMessage(msg);
892 if (this.conversation != conversation) {
893 updateChatState(this.conversation, msg);
894 }
895 this.conversation.trim();
896 }
897
898 this.conversation = conversation;
899 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
900 this.mEditMessage.setEnabled(canWrite);
901 this.mSendButton.setEnabled(canWrite);
902 this.mEditMessage.setKeyboardListener(null);
903 this.mEditMessage.setText("");
904 this.mEditMessage.append(this.conversation.getNextMessage());
905 this.mEditMessage.setKeyboardListener(this);
906 messageListAdapter.updatePreferences();
907 this.messagesView.setAdapter(messageListAdapter);
908 updateMessages();
909 this.conversation.messagesLoaded.set(true);
910 synchronized (this.messageList) {
911 final Message first = conversation.getFirstUnreadMessage();
912 final int bottom = Math.max(0, this.messageList.size() - 1);
913 final int pos;
914 if (first == null) {
915 pos = bottom;
916 } else {
917 int i = getIndexOf(first.getUuid(), this.messageList);
918 pos = i < 0 ? bottom : i;
919 }
920 messagesView.setSelection(pos);
921 return pos == bottom;
922 }
923 }
924
925 private OnClickListener mEnableAccountListener = new OnClickListener() {
926 @Override
927 public void onClick(View v) {
928 final Account account = conversation == null ? null : conversation.getAccount();
929 if (account != null) {
930 account.setOption(Account.OPTION_DISABLED, false);
931 activity.xmppConnectionService.updateAccount(account);
932 }
933 }
934 };
935
936 private OnClickListener mUnblockClickListener = new OnClickListener() {
937 @Override
938 public void onClick(final View v) {
939 v.post(new Runnable() {
940 @Override
941 public void run() {
942 v.setVisibility(View.INVISIBLE);
943 }
944 });
945 if (conversation.isDomainBlocked()) {
946 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
947 } else {
948 activity.unblockConversation(conversation);
949 }
950 }
951 };
952
953 private OnClickListener mAddBackClickListener = new OnClickListener() {
954
955 @Override
956 public void onClick(View v) {
957 final Contact contact = conversation == null ? null : conversation.getContact();
958 if (contact != null) {
959 activity.xmppConnectionService.createContact(contact);
960 activity.switchToContactDetails(contact);
961 }
962 }
963 };
964
965 private OnClickListener mAllowPresenceSubscription = new OnClickListener() {
966 @Override
967 public void onClick(View v) {
968 final Contact contact = conversation == null ? null : conversation.getContact();
969 if (contact != null) {
970 activity.xmppConnectionService.sendPresencePacket(contact.getAccount(),
971 activity.xmppConnectionService.getPresenceGenerator()
972 .sendPresenceUpdatesTo(contact));
973 hideSnackbar();
974 }
975 }
976 };
977
978 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
979 @Override
980 public void onClick(View view) {
981 Intent intent = new Intent(activity, VerifyOTRActivity.class);
982 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
983 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
984 intent.putExtra(VerifyOTRActivity.EXTRA_ACCOUNT, conversation.getAccount().getJid().toBareJid().toString());
985 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
986 startActivity(intent);
987 }
988 };
989
990 private void updateSnackBar(final Conversation conversation) {
991 final Account account = conversation.getAccount();
992 final int mode = conversation.getMode();
993 final Contact contact = mode == Conversation.MODE_SINGLE ? conversation.getContact() : null;
994 if (account.getStatus() == Account.State.DISABLED) {
995 showSnackbar(R.string.this_account_is_disabled, R.string.enable, this.mEnableAccountListener);
996 } else if (conversation.isBlocked()) {
997 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
998 } else if (contact != null && !contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
999 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
1000 } else if (contact != null && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
1001 showSnackbar(R.string.contact_asks_for_presence_subscription, R.string.allow, this.mAllowPresenceSubscription);
1002 } else if (mode == Conversation.MODE_MULTI
1003 && !conversation.getMucOptions().online()
1004 && account.getStatus() == Account.State.ONLINE) {
1005 switch (conversation.getMucOptions().getError()) {
1006 case NICK_IN_USE:
1007 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
1008 break;
1009 case NO_RESPONSE:
1010 showSnackbar(R.string.joining_conference, 0, null);
1011 break;
1012 case SERVER_NOT_FOUND:
1013 showSnackbar(R.string.remote_server_not_found,R.string.leave, leaveMuc);
1014 break;
1015 case PASSWORD_REQUIRED:
1016 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
1017 break;
1018 case BANNED:
1019 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
1020 break;
1021 case MEMBERS_ONLY:
1022 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
1023 break;
1024 case KICKED:
1025 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
1026 break;
1027 case UNKNOWN:
1028 showSnackbar(R.string.conference_unknown_error, R.string.join, joinMuc);
1029 break;
1030 case SHUTDOWN:
1031 showSnackbar(R.string.conference_shutdown, R.string.join, joinMuc);
1032 break;
1033 default:
1034 break;
1035 }
1036 } else if (account.hasPendingPgpIntent(conversation)) {
1037 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
1038 } else if (mode == Conversation.MODE_SINGLE
1039 && conversation.smpRequested()) {
1040 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
1041 } else if (mode == Conversation.MODE_SINGLE
1042 && conversation.hasValidOtrSession()
1043 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
1044 && (!conversation.isOtrFingerprintVerified())) {
1045 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
1046 } else {
1047 hideSnackbar();
1048 }
1049 }
1050
1051 public void updateMessages() {
1052 synchronized (this.messageList) {
1053 if (getView() == null) {
1054 return;
1055 }
1056 final ConversationActivity activity = (ConversationActivity) getActivity();
1057 if (this.conversation != null) {
1058 conversation.populateWithMessages(ConversationFragment.this.messageList);
1059 updateSnackBar(conversation);
1060 updateStatusMessages();
1061 this.messageListAdapter.notifyDataSetChanged();
1062 updateChatMsgHint();
1063 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
1064 activity.sendReadMarkerIfNecessary(conversation);
1065 }
1066 this.updateSendButton();
1067 }
1068 }
1069 }
1070
1071 protected void messageSent() {
1072 mEditMessage.setText("");
1073 updateChatMsgHint();
1074 new Handler().post(new Runnable() {
1075 @Override
1076 public void run() {
1077 int size = messageList.size();
1078 messagesView.setSelection(size - 1);
1079 }
1080 });
1081 }
1082
1083 public void setFocusOnInputField() {
1084 mEditMessage.requestFocus();
1085 }
1086
1087 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
1088
1089 private int getSendButtonImageResource(SendButtonAction action, Presence.Status status) {
1090 switch (action) {
1091 case TEXT:
1092 switch (status) {
1093 case CHAT:
1094 case ONLINE:
1095 return R.drawable.ic_send_text_online;
1096 case AWAY:
1097 return R.drawable.ic_send_text_away;
1098 case XA:
1099 case DND:
1100 return R.drawable.ic_send_text_dnd;
1101 default:
1102 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
1103 }
1104 case TAKE_PHOTO:
1105 switch (status) {
1106 case CHAT:
1107 case ONLINE:
1108 return R.drawable.ic_send_photo_online;
1109 case AWAY:
1110 return R.drawable.ic_send_photo_away;
1111 case XA:
1112 case DND:
1113 return R.drawable.ic_send_photo_dnd;
1114 default:
1115 return activity.getThemeResource(R.attr.ic_send_photo_offline, R.drawable.ic_send_photo_offline);
1116 }
1117 case RECORD_VOICE:
1118 switch (status) {
1119 case CHAT:
1120 case ONLINE:
1121 return R.drawable.ic_send_voice_online;
1122 case AWAY:
1123 return R.drawable.ic_send_voice_away;
1124 case XA:
1125 case DND:
1126 return R.drawable.ic_send_voice_dnd;
1127 default:
1128 return activity.getThemeResource(R.attr.ic_send_voice_offline, R.drawable.ic_send_voice_offline);
1129 }
1130 case SEND_LOCATION:
1131 switch (status) {
1132 case CHAT:
1133 case ONLINE:
1134 return R.drawable.ic_send_location_online;
1135 case AWAY:
1136 return R.drawable.ic_send_location_away;
1137 case XA:
1138 case DND:
1139 return R.drawable.ic_send_location_dnd;
1140 default:
1141 return activity.getThemeResource(R.attr.ic_send_location_offline, R.drawable.ic_send_location_offline);
1142 }
1143 case CANCEL:
1144 switch (status) {
1145 case CHAT:
1146 case ONLINE:
1147 return R.drawable.ic_send_cancel_online;
1148 case AWAY:
1149 return R.drawable.ic_send_cancel_away;
1150 case XA:
1151 case DND:
1152 return R.drawable.ic_send_cancel_dnd;
1153 default:
1154 return activity.getThemeResource(R.attr.ic_send_cancel_offline, R.drawable.ic_send_cancel_offline);
1155 }
1156 case CHOOSE_PICTURE:
1157 switch (status) {
1158 case CHAT:
1159 case ONLINE:
1160 return R.drawable.ic_send_picture_online;
1161 case AWAY:
1162 return R.drawable.ic_send_picture_away;
1163 case XA:
1164 case DND:
1165 return R.drawable.ic_send_picture_dnd;
1166 default:
1167 return activity.getThemeResource(R.attr.ic_send_picture_offline, R.drawable.ic_send_picture_offline);
1168 }
1169 }
1170 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
1171 }
1172
1173 public void updateSendButton() {
1174 final Conversation c = this.conversation;
1175 final SendButtonAction action;
1176 final Presence.Status status;
1177 final String text = this.mEditMessage == null ? "" : this.mEditMessage.getText().toString();
1178 final boolean empty = text.length() == 0;
1179 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
1180 if (c.getCorrectingMessage() != null && (empty || text.equals(c.getCorrectingMessage().getBody()))) {
1181 action = SendButtonAction.CANCEL;
1182 } else if (conference && !c.getAccount().httpUploadAvailable()) {
1183 if (empty && c.getNextCounterpart() != null) {
1184 action = SendButtonAction.CANCEL;
1185 } else {
1186 action = SendButtonAction.TEXT;
1187 }
1188 } else {
1189 if (empty) {
1190 if (conference && c.getNextCounterpart() != null) {
1191 action = SendButtonAction.CANCEL;
1192 } else {
1193 String setting = activity.getPreferences().getString("quick_action", "recent");
1194 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
1195 setting = "location";
1196 } else if (setting.equals("recent")) {
1197 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
1198 }
1199 switch (setting) {
1200 case "photo":
1201 action = SendButtonAction.TAKE_PHOTO;
1202 break;
1203 case "location":
1204 action = SendButtonAction.SEND_LOCATION;
1205 break;
1206 case "voice":
1207 action = SendButtonAction.RECORD_VOICE;
1208 break;
1209 case "picture":
1210 action = SendButtonAction.CHOOSE_PICTURE;
1211 break;
1212 default:
1213 action = SendButtonAction.TEXT;
1214 break;
1215 }
1216 }
1217 } else {
1218 action = SendButtonAction.TEXT;
1219 }
1220 }
1221 if (activity.useSendButtonToIndicateStatus() && c != null
1222 && c.getAccount().getStatus() == Account.State.ONLINE) {
1223 if (c.getMode() == Conversation.MODE_SINGLE) {
1224 status = c.getContact().getShownStatus();
1225 } else {
1226 status = c.getMucOptions().online() ? Presence.Status.ONLINE : Presence.Status.OFFLINE;
1227 }
1228 } else {
1229 status = Presence.Status.OFFLINE;
1230 }
1231 this.mSendButton.setTag(action);
1232 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1233 }
1234
1235 protected void updateStatusMessages() {
1236 synchronized (this.messageList) {
1237 if (showLoadMoreMessages(conversation)) {
1238 this.messageList.add(0, Message.createLoadMoreMessage(conversation));
1239 }
1240 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1241 ChatState state = conversation.getIncomingChatState();
1242 if (state == ChatState.COMPOSING) {
1243 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1244 } else if (state == ChatState.PAUSED) {
1245 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1246 } else {
1247 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1248 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1249 return;
1250 } else {
1251 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1252 this.messageList.add(i + 1,
1253 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1254 return;
1255 }
1256 }
1257 }
1258 }
1259 }
1260 }
1261 }
1262
1263 private boolean showLoadMoreMessages(final Conversation c) {
1264 final boolean mam = hasMamSupport(c);
1265 final MessageArchiveService service = activity.xmppConnectionService.getMessageArchiveService();
1266 return mam && (c.getLastClearHistory() != 0 || (c.countMessages() == 0 && c.hasMessagesLeftOnServer() && !service.queryInProgress(c)));
1267 }
1268
1269 private boolean hasMamSupport(final Conversation c) {
1270 if (c.getMode() == Conversation.MODE_SINGLE) {
1271 final XmppConnection connection = c.getAccount().getXmppConnection();
1272 return connection != null && connection.getFeatures().mam();
1273 } else {
1274 return c.getMucOptions().mamSupport();
1275 }
1276 }
1277
1278 protected void showSnackbar(final int message, final int action, final OnClickListener clickListener) {
1279 snackbar.setVisibility(View.VISIBLE);
1280 snackbar.setOnClickListener(null);
1281 snackbarMessage.setText(message);
1282 snackbarMessage.setOnClickListener(null);
1283 snackbarAction.setVisibility(clickListener == null ? View.GONE : View.VISIBLE);
1284 if (action != 0) {
1285 snackbarAction.setText(action);
1286 }
1287 snackbarAction.setOnClickListener(clickListener);
1288 }
1289
1290 protected void hideSnackbar() {
1291 snackbar.setVisibility(View.GONE);
1292 }
1293
1294 protected void sendPlainTextMessage(Message message) {
1295 ConversationActivity activity = (ConversationActivity) getActivity();
1296 activity.xmppConnectionService.sendMessage(message);
1297 messageSent();
1298 }
1299
1300 protected void sendPgpMessage(final Message message) {
1301 final ConversationActivity activity = (ConversationActivity) getActivity();
1302 final XmppConnectionService xmppService = activity.xmppConnectionService;
1303 final Contact contact = message.getConversation().getContact();
1304 if (!activity.hasPgp()) {
1305 activity.showInstallPgpDialog();
1306 return;
1307 }
1308 if (conversation.getAccount().getPgpSignature() == null) {
1309 activity.announcePgp(conversation.getAccount(), conversation, activity.onOpenPGPKeyPublished);
1310 return;
1311 }
1312 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1313 if (contact.getPgpKeyId() != 0) {
1314 xmppService.getPgpEngine().hasKey(contact,
1315 new UiCallback<Contact>() {
1316
1317 @Override
1318 public void userInputRequried(PendingIntent pi,
1319 Contact contact) {
1320 activity.runIntent(
1321 pi,
1322 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1323 }
1324
1325 @Override
1326 public void success(Contact contact) {
1327 activity.encryptTextMessage(message);
1328 }
1329
1330 @Override
1331 public void error(int error, Contact contact) {
1332 activity.runOnUiThread(new Runnable() {
1333 @Override
1334 public void run() {
1335 Toast.makeText(activity,
1336 R.string.unable_to_connect_to_keychain,
1337 Toast.LENGTH_SHORT
1338 ).show();
1339 }
1340 });
1341 }
1342 });
1343
1344 } else {
1345 showNoPGPKeyDialog(false,
1346 new DialogInterface.OnClickListener() {
1347
1348 @Override
1349 public void onClick(DialogInterface dialog,
1350 int which) {
1351 conversation
1352 .setNextEncryption(Message.ENCRYPTION_NONE);
1353 xmppService.updateConversation(conversation);
1354 message.setEncryption(Message.ENCRYPTION_NONE);
1355 xmppService.sendMessage(message);
1356 messageSent();
1357 }
1358 });
1359 }
1360 } else {
1361 if (conversation.getMucOptions().pgpKeysInUse()) {
1362 if (!conversation.getMucOptions().everybodyHasKeys()) {
1363 Toast warning = Toast
1364 .makeText(getActivity(),
1365 R.string.missing_public_keys,
1366 Toast.LENGTH_LONG);
1367 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1368 warning.show();
1369 }
1370 activity.encryptTextMessage(message);
1371 } else {
1372 showNoPGPKeyDialog(true,
1373 new DialogInterface.OnClickListener() {
1374
1375 @Override
1376 public void onClick(DialogInterface dialog,
1377 int which) {
1378 conversation
1379 .setNextEncryption(Message.ENCRYPTION_NONE);
1380 message.setEncryption(Message.ENCRYPTION_NONE);
1381 xmppService.updateConversation(conversation);
1382 xmppService.sendMessage(message);
1383 messageSent();
1384 }
1385 });
1386 }
1387 }
1388 }
1389
1390 public void showNoPGPKeyDialog(boolean plural,
1391 DialogInterface.OnClickListener listener) {
1392 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1393 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1394 if (plural) {
1395 builder.setTitle(getString(R.string.no_pgp_keys));
1396 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1397 } else {
1398 builder.setTitle(getString(R.string.no_pgp_key));
1399 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1400 }
1401 builder.setNegativeButton(getString(R.string.cancel), null);
1402 builder.setPositiveButton(getString(R.string.send_unencrypted),
1403 listener);
1404 builder.create().show();
1405 }
1406
1407 protected void sendAxolotlMessage(final Message message) {
1408 final ConversationActivity activity = (ConversationActivity) getActivity();
1409 final XmppConnectionService xmppService = activity.xmppConnectionService;
1410 xmppService.sendMessage(message);
1411 messageSent();
1412 }
1413
1414 protected void sendOtrMessage(final Message message) {
1415 final ConversationActivity activity = (ConversationActivity) getActivity();
1416 final XmppConnectionService xmppService = activity.xmppConnectionService;
1417 activity.selectPresence(message.getConversation(),
1418 new OnPresenceSelected() {
1419
1420 @Override
1421 public void onPresenceSelected() {
1422 message.setCounterpart(conversation.getNextCounterpart());
1423 xmppService.sendMessage(message);
1424 messageSent();
1425 }
1426 });
1427 }
1428
1429 public void appendText(String text) {
1430 if (text == null) {
1431 return;
1432 }
1433 String previous = this.mEditMessage.getText().toString();
1434 if (previous.length() != 0 && !previous.endsWith(" ")) {
1435 text = " " + text;
1436 }
1437 this.mEditMessage.append(text);
1438 }
1439
1440 @Override
1441 public boolean onEnterPressed() {
1442 if (activity.enterIsSend()) {
1443 sendMessage();
1444 return true;
1445 } else {
1446 return false;
1447 }
1448 }
1449
1450 @Override
1451 public void onTypingStarted() {
1452 Account.State status = conversation.getAccount().getStatus();
1453 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1454 activity.xmppConnectionService.sendChatState(conversation);
1455 }
1456 activity.hideConversationsOverview();
1457 updateSendButton();
1458 }
1459
1460 @Override
1461 public void onTypingStopped() {
1462 Account.State status = conversation.getAccount().getStatus();
1463 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1464 activity.xmppConnectionService.sendChatState(conversation);
1465 }
1466 }
1467
1468 @Override
1469 public void onTextDeleted() {
1470 Account.State status = conversation.getAccount().getStatus();
1471 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1472 activity.xmppConnectionService.sendChatState(conversation);
1473 }
1474 updateSendButton();
1475 }
1476
1477 @Override
1478 public void onTextChanged() {
1479 if (conversation != null && conversation.getCorrectingMessage() != null) {
1480 updateSendButton();
1481 }
1482 }
1483
1484 private int completionIndex = 0;
1485 private int lastCompletionLength = 0;
1486 private String incomplete;
1487 private int lastCompletionCursor;
1488 private boolean firstWord = false;
1489
1490 @Override
1491 public boolean onTabPressed(boolean repeated) {
1492 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1493 return false;
1494 }
1495 if (repeated) {
1496 completionIndex++;
1497 } else {
1498 lastCompletionLength = 0;
1499 completionIndex = 0;
1500 final String content = mEditMessage.getText().toString();
1501 lastCompletionCursor = mEditMessage.getSelectionEnd();
1502 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1503 firstWord = start == 0;
1504 incomplete = content.substring(start,lastCompletionCursor);
1505 }
1506 List<String> completions = new ArrayList<>();
1507 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1508 String name = user.getName();
1509 if (name != null && name.startsWith(incomplete)) {
1510 completions.add(name+(firstWord ? ": " : " "));
1511 }
1512 }
1513 Collections.sort(completions);
1514 if (completions.size() > completionIndex) {
1515 String completion = completions.get(completionIndex).substring(incomplete.length());
1516 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1517 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1518 lastCompletionLength = completion.length();
1519 } else {
1520 completionIndex = -1;
1521 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1522 lastCompletionLength = 0;
1523 }
1524 return true;
1525 }
1526
1527 @Override
1528 public void onActivityResult(int requestCode, int resultCode,
1529 final Intent data) {
1530 if (resultCode == Activity.RESULT_OK) {
1531 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1532 activity.getSelectedConversation().getAccount().getPgpDecryptionService().continueDecryption(true);
1533 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1534 final String body = mEditMessage.getText().toString();
1535 Message message = new Message(conversation, body, conversation.getNextEncryption());
1536 sendAxolotlMessage(message);
1537 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1538 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1539 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1540 }
1541 }
1542 }
1543
1544}