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, final Conversation conversation) {
147 if (ConversationFragment.this.conversation != conversation) {
148 conversation.messagesLoaded.set(true);
149 return;
150 }
151 activity.runOnUiThread(new Runnable() {
152 @Override
153 public void run() {
154 final int oldPosition = messagesView.getFirstVisiblePosition();
155 final Message message;
156 if (oldPosition < messageList.size()) {
157 message = messageList.get(oldPosition);
158 } else {
159 message = null;
160 }
161 String uuid = message != null ? message.getUuid() : null;
162 View v = messagesView.getChildAt(0);
163 final int pxOffset = (v == null) ? 0 : v.getTop();
164 ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
165 try {
166 updateStatusMessages();
167 } catch (IllegalStateException e) {
168 Log.d(Config.LOGTAG,"caught illegal state exception while updating status messages");
169 }
170 messageListAdapter.notifyDataSetChanged();
171 int pos = Math.max(getIndexOf(uuid,messageList),0);
172 messagesView.setSelectionFromTop(pos, pxOffset);
173 if (messageLoaderToast != null) {
174 messageLoaderToast.cancel();
175 }
176 conversation.messagesLoaded.set(true);
177 }
178 });
179 }
180
181 @Override
182 public void informUser(final int resId) {
183
184 activity.runOnUiThread(new Runnable() {
185 @Override
186 public void run() {
187 if (messageLoaderToast != null) {
188 messageLoaderToast.cancel();
189 }
190 if (ConversationFragment.this.conversation != conversation) {
191 return;
192 }
193 messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
194 messageLoaderToast.show();
195 }
196 });
197
198 }
199 });
200
201 }
202 }
203 }
204 };
205
206 private int getIndexOf(String uuid, List<Message> messages) {
207 if (uuid == null) {
208 return messages.size() - 1;
209 }
210 for(int i = 0; i < messages.size(); ++i) {
211 if (uuid.equals(messages.get(i).getUuid())) {
212 return i;
213 } else {
214 Message next = messages.get(i);
215 while(next != null && next.wasMergedIntoPrevious()) {
216 if (uuid.equals(next.getUuid())) {
217 return i;
218 }
219 next = next.next();
220 }
221
222 }
223 }
224 return -1;
225 }
226
227 public Pair<Integer,Integer> getScrollPosition() {
228 if (this.messagesView.getCount() == 0 ||
229 this.messagesView.getLastVisiblePosition() == this.messagesView.getCount() - 1) {
230 return null;
231 } else {
232 final int pos = messagesView.getFirstVisiblePosition();
233 final View view = messagesView.getChildAt(0);
234 if (view == null) {
235 return null;
236 } else {
237 return new Pair<>(pos, view.getTop());
238 }
239 }
240 }
241
242 public void setScrollPosition(Pair<Integer,Integer> scrollPosition) {
243 if (scrollPosition != null) {
244 this.messagesView.setSelectionFromTop(scrollPosition.first, scrollPosition.second);
245 }
246 }
247
248 protected OnClickListener clickToDecryptListener = new OnClickListener() {
249
250 @Override
251 public void onClick(View v) {
252 PendingIntent pendingIntent = conversation.getAccount().getPgpDecryptionService().getPendingIntent();
253 if (pendingIntent != null) {
254 try {
255 activity.startIntentSenderForResult(pendingIntent.getIntentSender(),
256 ConversationActivity.REQUEST_DECRYPT_PGP,
257 null,
258 0,
259 0,
260 0);
261 } catch (SendIntentException e) {
262 Toast.makeText(activity,R.string.unable_to_connect_to_keychain, Toast.LENGTH_SHORT).show();
263 conversation.getAccount().getPgpDecryptionService().continueDecryption(true);
264 }
265 }
266 updateSnackBar(conversation);
267 }
268 };
269 protected OnClickListener clickToVerify = new OnClickListener() {
270
271 @Override
272 public void onClick(View v) {
273 activity.verifyOtrSessionDialog(conversation, v);
274 }
275 };
276 private OnEditorActionListener mEditorActionListener = new OnEditorActionListener() {
277
278 @Override
279 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
280 if (actionId == EditorInfo.IME_ACTION_SEND) {
281 InputMethodManager imm = (InputMethodManager) v.getContext()
282 .getSystemService(Context.INPUT_METHOD_SERVICE);
283 if (imm.isFullscreenMode()) {
284 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
285 }
286 sendMessage();
287 return true;
288 } else {
289 return false;
290 }
291 }
292 };
293 private EditMessage.OnCommitContentListener mEditorContentListener = new EditMessage.OnCommitContentListener() {
294 @Override
295 public boolean onCommitContent(InputContentInfoCompat inputContentInfo, int flags, Bundle opts, String[] contentMimeTypes) {
296 // try to get permission to read the image, if applicable
297 if ((flags & InputConnectionCompat.INPUT_CONTENT_GRANT_READ_URI_PERMISSION) != 0) {
298 try {
299 inputContentInfo.requestPermission();
300 } catch (Exception e) {
301 Log.e(Config.LOGTAG, "InputContentInfoCompat#requestPermission() failed.", e);
302 Toast.makeText(
303 activity,
304 activity.getString(R.string.no_permission_to_access_x, inputContentInfo.getDescription()),
305 Toast.LENGTH_LONG
306 ).show();
307 return false;
308 }
309 }
310
311 // send the image
312 activity.attachImageToConversation(inputContentInfo.getContentUri());
313
314 // TODO: revoke permissions?
315 // since uploading an image is async its tough to wire a callback to when
316 // the image has finished uploading.
317 // According to the docs: "calling IC#releasePermission() is just to be a
318 // good citizen. Even if we failed to call that method, the system would eventually revoke
319 // the permission sometime after inputContentInfo object gets garbage-collected."
320 // See: https://developer.android.com/samples/CommitContentSampleApp/src/com.example.android.commitcontent.app/MainActivity.html#l164
321 return true;
322 }
323 };
324 private OnClickListener mSendButtonListener = new OnClickListener() {
325
326 @Override
327 public void onClick(View v) {
328 Object tag = v.getTag();
329 if (tag instanceof SendButtonAction) {
330 SendButtonAction action = (SendButtonAction) tag;
331 switch (action) {
332 case TAKE_PHOTO:
333 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
334 break;
335 case SEND_LOCATION:
336 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
337 break;
338 case RECORD_VOICE:
339 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
340 break;
341 case CHOOSE_PICTURE:
342 activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_CHOOSE_IMAGE);
343 break;
344 case CANCEL:
345 if (conversation != null) {
346 if (conversation.getCorrectingMessage() != null) {
347 conversation.setCorrectingMessage(null);
348 mEditMessage.getEditableText().clear();
349 }
350 if (conversation.getMode() == Conversation.MODE_MULTI) {
351 conversation.setNextCounterpart(null);
352 }
353 updateChatMsgHint();
354 updateSendButton();
355 }
356 break;
357 default:
358 sendMessage();
359 }
360 } else {
361 sendMessage();
362 }
363 }
364 };
365 private OnClickListener clickToMuc = new OnClickListener() {
366
367 @Override
368 public void onClick(View v) {
369 Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
370 intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
371 intent.putExtra("uuid", conversation.getUuid());
372 startActivity(intent);
373 }
374 };
375 private ConversationActivity activity;
376 private Message selectedMessage;
377
378 private void sendMessage() {
379 final String body = mEditMessage.getText().toString();
380 if (body.length() == 0 || this.conversation == null) {
381 return;
382 }
383 final Message message;
384 if (conversation.getCorrectingMessage() == null) {
385 message = new Message(conversation, body, conversation.getNextEncryption());
386 if (conversation.getMode() == Conversation.MODE_MULTI) {
387 if (conversation.getNextCounterpart() != null) {
388 message.setCounterpart(conversation.getNextCounterpart());
389 message.setType(Message.TYPE_PRIVATE);
390 }
391 }
392 } else {
393 message = conversation.getCorrectingMessage();
394 message.setBody(body);
395 message.setEdited(message.getUuid());
396 message.setUuid(UUID.randomUUID().toString());
397 conversation.setCorrectingMessage(null);
398 }
399 switch (conversation.getNextEncryption()) {
400 case Message.ENCRYPTION_OTR:
401 sendOtrMessage(message);
402 break;
403 case Message.ENCRYPTION_PGP:
404 sendPgpMessage(message);
405 break;
406 case Message.ENCRYPTION_AXOLOTL:
407 if(!activity.trustKeysIfNeeded(ConversationActivity.REQUEST_TRUST_KEYS_TEXT)) {
408 sendAxolotlMessage(message);
409 }
410 break;
411 default:
412 sendPlainTextMessage(message);
413 }
414 }
415
416 public void updateChatMsgHint() {
417 final boolean multi = conversation.getMode() == Conversation.MODE_MULTI;
418 if (conversation.getCorrectingMessage() != null) {
419 this.mEditMessage.setHint(R.string.send_corrected_message);
420 } else if (multi && conversation.getNextCounterpart() != null) {
421 this.mEditMessage.setHint(getString(
422 R.string.send_private_message_to,
423 conversation.getNextCounterpart().getResourcepart()));
424 } else if (multi && !conversation.getMucOptions().participating()) {
425 this.mEditMessage.setHint(R.string.you_are_not_participating);
426 } else {
427 this.mEditMessage.setHint(UIHelper.getMessageHint(activity,conversation));
428 getActivity().invalidateOptionsMenu();
429 }
430 }
431
432 public void setupIme() {
433 if (activity == null) {
434 return;
435 } else if (activity.usingEnterKey() && activity.enterIsSend()) {
436 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_FLAG_MULTI_LINE));
437 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
438 } else if (activity.usingEnterKey()) {
439 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
440 mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
441 } else {
442 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
443 mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
444 }
445 }
446
447 @Override
448 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
449 final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
450 view.setOnClickListener(null);
451
452 String[] allImagesMimeType = {"image/*"};
453 mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
454 mEditMessage.setOnClickListener(new OnClickListener() {
455
456 @Override
457 public void onClick(View v) {
458 if (activity != null) {
459 activity.hideConversationsOverview();
460 }
461 }
462 });
463 mEditMessage.setOnEditorActionListener(mEditorActionListener);
464 mEditMessage.setRichContentListener(allImagesMimeType, mEditorContentListener);
465
466 mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
467 mSendButton.setOnClickListener(this.mSendButtonListener);
468
469 snackbar = (RelativeLayout) view.findViewById(R.id.snackbar);
470 snackbarMessage = (TextView) view.findViewById(R.id.snackbar_message);
471 snackbarAction = (TextView) view.findViewById(R.id.snackbar_action);
472
473 messagesView = (ListView) view.findViewById(R.id.messages_view);
474 messagesView.setOnScrollListener(mOnScrollListener);
475 messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
476 messageListAdapter = new MessageAdapter((ConversationActivity) getActivity(), this.messageList);
477 messageListAdapter.setOnContactPictureClicked(new OnContactPictureClicked() {
478
479 @Override
480 public void onContactPictureClicked(Message message) {
481 if (message.getStatus() <= Message.STATUS_RECEIVED) {
482 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
483 Jid user = message.getCounterpart();
484 if (user != null && !user.isBareJid()) {
485 if (!message.getConversation().getMucOptions().isUserInRoom(user)) {
486 Toast.makeText(activity,activity.getString(R.string.user_has_left_conference,user.getResourcepart()),Toast.LENGTH_SHORT).show();
487 }
488 highlightInConference(user.getResourcepart());
489 }
490 } else {
491 if (!message.getContact().isSelf()) {
492 String fingerprint;
493 if (message.getEncryption() == Message.ENCRYPTION_PGP
494 || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
495 fingerprint = "pgp";
496 } else {
497 fingerprint = message.getFingerprint();
498 }
499 activity.switchToContactDetails(message.getContact(), fingerprint);
500 }
501 }
502 } else {
503 Account account = message.getConversation().getAccount();
504 Intent intent;
505 if (activity.manuallyChangePresence()) {
506 intent = new Intent(activity, SetPresenceActivity.class);
507 intent.putExtra(SetPresenceActivity.EXTRA_ACCOUNT, account.getJid().toBareJid().toString());
508 } else {
509 intent = new Intent(activity, EditAccountActivity.class);
510 intent.putExtra("jid", account.getJid().toBareJid().toString());
511 String fingerprint;
512 if (message.getEncryption() == Message.ENCRYPTION_PGP
513 || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
514 fingerprint = "pgp";
515 } else {
516 fingerprint = message.getFingerprint();
517 }
518 intent.putExtra("fingerprint", fingerprint);
519 }
520 startActivity(intent);
521 }
522 }
523 });
524 messageListAdapter
525 .setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
526
527 @Override
528 public void onContactPictureLongClicked(Message message) {
529 if (message.getStatus() <= Message.STATUS_RECEIVED) {
530 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
531 Jid user = message.getCounterpart();
532 if (user != null && !user.isBareJid()) {
533 if (message.getConversation().getMucOptions().isUserInRoom(user)) {
534 privateMessageWith(user);
535 } else {
536 Toast.makeText(activity, activity.getString(R.string.user_has_left_conference, user.getResourcepart()), Toast.LENGTH_SHORT).show();
537 }
538 }
539 }
540 } else {
541 activity.showQrCode();
542 }
543 }
544 });
545 messageListAdapter.setOnQuoteListener(new MessageAdapter.OnQuoteListener() {
546
547 @Override
548 public void onQuote(String text) {
549 if (mEditMessage.isEnabled()) {
550 text = text.replaceAll("(\n *){2,}", "\n").replaceAll("(^|\n)", "$1> ").replaceAll("\n$", "");
551 Editable editable = mEditMessage.getEditableText();
552 int position = mEditMessage.getSelectionEnd();
553 if (position == -1) position = editable.length();
554 if (position > 0 && editable.charAt(position - 1) != '\n') {
555 editable.insert(position++, "\n");
556 }
557 editable.insert(position, text);
558 position += text.length();
559 editable.insert(position++, "\n");
560 if (position < editable.length() && editable.charAt(position) != '\n') {
561 editable.insert(position, "\n");
562 }
563 mEditMessage.setSelection(position);
564 mEditMessage.requestFocus();
565 InputMethodManager inputMethodManager = (InputMethodManager) getActivity()
566 .getSystemService(Context.INPUT_METHOD_SERVICE);
567 if (inputMethodManager != null) {
568 inputMethodManager.showSoftInput(mEditMessage, InputMethodManager.SHOW_IMPLICIT);
569 }
570 }
571 }
572 });
573 messagesView.setAdapter(messageListAdapter);
574
575 registerForContextMenu(messagesView);
576
577 return view;
578 }
579
580 @Override
581 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
582 synchronized (this.messageList) {
583 super.onCreateContextMenu(menu, v, menuInfo);
584 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
585 this.selectedMessage = this.messageList.get(acmi.position);
586 populateContextMenu(menu);
587 }
588 }
589
590 private void populateContextMenu(ContextMenu menu) {
591 final Message m = this.selectedMessage;
592 final Transferable t = m.getTransferable();
593 Message relevantForCorrection = m;
594 while(relevantForCorrection.mergeable(relevantForCorrection.next())) {
595 relevantForCorrection = relevantForCorrection.next();
596 }
597 if (m.getType() != Message.TYPE_STATUS) {
598 final boolean treatAsFile = m.getType() != Message.TYPE_TEXT
599 && m.getType() != Message.TYPE_PRIVATE
600 && t == null;
601 activity.getMenuInflater().inflate(R.menu.message_context, menu);
602 menu.setHeaderTitle(R.string.message_options);
603 MenuItem copyText = menu.findItem(R.id.copy_text);
604 MenuItem selectText = menu.findItem(R.id.select_text);
605 MenuItem retryDecryption = menu.findItem(R.id.retry_decryption);
606 MenuItem correctMessage = menu.findItem(R.id.correct_message);
607 MenuItem shareWith = menu.findItem(R.id.share_with);
608 MenuItem sendAgain = menu.findItem(R.id.send_again);
609 MenuItem copyUrl = menu.findItem(R.id.copy_url);
610 MenuItem downloadFile = menu.findItem(R.id.download_file);
611 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
612 MenuItem deleteFile = menu.findItem(R.id.delete_file);
613 MenuItem showErrorMessage = menu.findItem(R.id.show_error_message);
614 if (!treatAsFile
615 && !GeoHelper.isGeoUri(m.getBody())
616 && m.treatAsDownloadable() != Message.Decision.MUST) {
617 copyText.setVisible(true);
618 selectText.setVisible(ListSelectionManager.isSupported());
619 }
620 if (m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
621 retryDecryption.setVisible(true);
622 }
623 if (relevantForCorrection.getType() == Message.TYPE_TEXT
624 && relevantForCorrection.isLastCorrectableMessage()
625 && (m.getConversation().getMucOptions().nonanonymous() || m.getConversation().getMode() == Conversation.MODE_SINGLE)) {
626 correctMessage.setVisible(true);
627 }
628 if (treatAsFile || (GeoHelper.isGeoUri(m.getBody()))) {
629 shareWith.setVisible(true);
630 }
631 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
632 sendAgain.setVisible(true);
633 }
634 if (m.hasFileOnRemoteHost()
635 || GeoHelper.isGeoUri(m.getBody())
636 || m.treatAsDownloadable() == Message.Decision.MUST
637 || (t != null && t instanceof HttpDownloadConnection)) {
638 copyUrl.setVisible(true);
639 }
640 if ((m.getType() == Message.TYPE_TEXT && t == null && m.treatAsDownloadable() != Message.Decision.NEVER)
641 || (m.isFileOrImage() && t instanceof TransferablePlaceholder && m.hasFileOnRemoteHost())){
642 downloadFile.setVisible(true);
643 downloadFile.setTitle(activity.getString(R.string.download_x_file,UIHelper.getFileDescriptionString(activity, m)));
644 }
645 boolean waitingOfferedSending = m.getStatus() == Message.STATUS_WAITING
646 || m.getStatus() == Message.STATUS_UNSEND
647 || m.getStatus() == Message.STATUS_OFFERED;
648 if ((t != null && !(t instanceof TransferablePlaceholder)) || waitingOfferedSending && m.needsUploading()) {
649 cancelTransmission.setVisible(true);
650 }
651 if (treatAsFile) {
652 String path = m.getRelativeFilePath();
653 if (path == null || !path.startsWith("/")) {
654 deleteFile.setVisible(true);
655 deleteFile.setTitle(activity.getString(R.string.delete_x_file, UIHelper.getFileDescriptionString(activity, m)));
656 }
657 }
658 if (m.getStatus() == Message.STATUS_SEND_FAILED && m.getErrorMessage() != null) {
659 showErrorMessage.setVisible(true);
660 }
661 }
662 }
663
664 @Override
665 public boolean onContextItemSelected(MenuItem item) {
666 switch (item.getItemId()) {
667 case R.id.share_with:
668 shareWith(selectedMessage);
669 return true;
670 case R.id.copy_text:
671 copyText(selectedMessage);
672 return true;
673 case R.id.select_text:
674 selectText(selectedMessage);
675 return true;
676 case R.id.correct_message:
677 correctMessage(selectedMessage);
678 return true;
679 case R.id.send_again:
680 resendMessage(selectedMessage);
681 return true;
682 case R.id.copy_url:
683 copyUrl(selectedMessage);
684 return true;
685 case R.id.download_file:
686 downloadFile(selectedMessage);
687 return true;
688 case R.id.cancel_transmission:
689 cancelTransmission(selectedMessage);
690 return true;
691 case R.id.retry_decryption:
692 retryDecryption(selectedMessage);
693 return true;
694 case R.id.delete_file:
695 deleteFile(selectedMessage);
696 return true;
697 case R.id.show_error_message:
698 showErrorMessage(selectedMessage);
699 return true;
700 default:
701 return super.onContextItemSelected(item);
702 }
703 }
704
705 private void showErrorMessage(final Message message) {
706 AlertDialog.Builder builder = new AlertDialog.Builder(activity);
707 builder.setTitle(R.string.error_message);
708 builder.setMessage(message.getErrorMessage());
709 builder.setPositiveButton(R.string.confirm,null);
710 builder.create().show();
711 }
712
713 private void shareWith(Message message) {
714 Intent shareIntent = new Intent();
715 shareIntent.setAction(Intent.ACTION_SEND);
716 if (GeoHelper.isGeoUri(message.getBody())) {
717 shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
718 shareIntent.setType("text/plain");
719 } else {
720 final DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
721 try {
722 shareIntent.putExtra(Intent.EXTRA_STREAM, FileBackend.getUriForFile(activity, file));
723 } catch (SecurityException e) {
724 Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show();
725 return;
726 }
727 shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
728 String mime = message.getMimeType();
729 if (mime == null) {
730 mime = "*/*";
731 }
732 shareIntent.setType(mime);
733 }
734 try {
735 activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
736 } catch (ActivityNotFoundException e) {
737 //This should happen only on faulty androids because normally chooser is always available
738 Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
739 }
740 }
741
742 private void copyText(Message message) {
743 if (activity.copyTextToClipboard(message.getMergedBody().toString(),
744 R.string.message_text)) {
745 Toast.makeText(activity, R.string.message_copied_to_clipboard,
746 Toast.LENGTH_SHORT).show();
747 }
748 }
749
750 private void selectText(Message message) {
751 final int index;
752 synchronized (this.messageList) {
753 index = this.messageList.indexOf(message);
754 }
755 if (index >= 0) {
756 final int first = this.messagesView.getFirstVisiblePosition();
757 final int last = first + this.messagesView.getChildCount();
758 if (index >= first && index < last) {
759 final View view = this.messagesView.getChildAt(index - first);
760 final TextView messageBody = this.messageListAdapter.getMessageBody(view);
761 if (messageBody != null) {
762 ListSelectionManager.startSelection(messageBody);
763 }
764 }
765 }
766 }
767
768 private void deleteFile(Message message) {
769 if (activity.xmppConnectionService.getFileBackend().deleteFile(message)) {
770 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
771 activity.updateConversationList();
772 updateMessages();
773 }
774 }
775
776 private void resendMessage(Message message) {
777 if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
778 DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
779 if (!file.exists()) {
780 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
781 message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
782 activity.updateConversationList();
783 updateMessages();
784 return;
785 }
786 }
787 activity.xmppConnectionService.resendFailedMessages(message);
788 }
789
790 private void copyUrl(Message message) {
791 final String url;
792 final int resId;
793 if (GeoHelper.isGeoUri(message.getBody())) {
794 resId = R.string.location;
795 url = message.getBody();
796 } else if (message.hasFileOnRemoteHost()) {
797 resId = R.string.file_url;
798 url = message.getFileParams().url.toString();
799 } else {
800 url = message.getBody().trim();
801 resId = R.string.file_url;
802 }
803 if (activity.copyTextToClipboard(url, resId)) {
804 Toast.makeText(activity, R.string.url_copied_to_clipboard,
805 Toast.LENGTH_SHORT).show();
806 }
807 }
808
809 private void downloadFile(Message message) {
810 activity.xmppConnectionService.getHttpConnectionManager()
811 .createNewDownloadConnection(message,true);
812 }
813
814 private void cancelTransmission(Message message) {
815 Transferable transferable = message.getTransferable();
816 if (transferable != null) {
817 transferable.cancel();
818 } else {
819 activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
820 }
821 }
822
823 private void retryDecryption(Message message) {
824 message.setEncryption(Message.ENCRYPTION_PGP);
825 activity.updateConversationList();
826 updateMessages();
827 conversation.getAccount().getPgpDecryptionService().decrypt(message, false);
828 }
829
830 protected void privateMessageWith(final Jid counterpart) {
831 this.mEditMessage.setText("");
832 this.conversation.setNextCounterpart(counterpart);
833 updateChatMsgHint();
834 updateSendButton();
835 }
836
837 private void correctMessage(Message message) {
838 while(message.mergeable(message.next())) {
839 message = message.next();
840 }
841 this.conversation.setCorrectingMessage(message);
842 this.mEditMessage.getEditableText().clear();
843 this.mEditMessage.getEditableText().append(message.getBody());
844
845 }
846
847 protected void highlightInConference(String nick) {
848 final Editable editable = mEditMessage.getText();
849 String oldString = editable.toString().trim();
850 final int pos = mEditMessage.getSelectionStart();
851 if (oldString.isEmpty() || pos == 0) {
852 mEditMessage.getText().insert(0, nick + ": ");
853 } else {
854 final char before = editable.charAt(pos - 1);
855 final char after = editable.length() > pos ? editable.charAt(pos) : '\0';
856 if (before == '\n') {
857 editable.insert(pos, nick + ": ");
858 } else {
859 editable.insert(pos,(Character.isWhitespace(before)? "" : " ") + nick + (Character.isWhitespace(after) ? "" : " "));
860 if (Character.isWhitespace(after)) {
861 mEditMessage.setSelection(mEditMessage.getSelectionStart()+1);
862 }
863 }
864 }
865 }
866
867 @Override
868 public void onStop() {
869 super.onStop();
870 if (this.conversation != null) {
871 final String msg = mEditMessage.getText().toString();
872 this.conversation.setNextMessage(msg);
873 updateChatState(this.conversation, msg);
874 }
875 }
876
877 private void updateChatState(final Conversation conversation, final String msg) {
878 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
879 Account.State status = conversation.getAccount().getStatus();
880 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
881 activity.xmppConnectionService.sendChatState(conversation);
882 }
883 }
884
885 public boolean reInit(Conversation conversation) {
886 if (conversation == null) {
887 return false;
888 }
889 this.activity = (ConversationActivity) getActivity();
890 setupIme();
891 if (this.conversation != null) {
892 final String msg = mEditMessage.getText().toString();
893 this.conversation.setNextMessage(msg);
894 if (this.conversation != conversation) {
895 updateChatState(this.conversation, msg);
896 }
897 this.conversation.trim();
898 }
899
900 this.conversation = conversation;
901 boolean canWrite = this.conversation.getMode() == Conversation.MODE_SINGLE || this.conversation.getMucOptions().participating();
902 this.mEditMessage.setEnabled(canWrite);
903 this.mSendButton.setEnabled(canWrite);
904 this.mEditMessage.setKeyboardListener(null);
905 this.mEditMessage.setText("");
906 this.mEditMessage.append(this.conversation.getNextMessage());
907 this.mEditMessage.setKeyboardListener(this);
908 messageListAdapter.updatePreferences();
909 this.messagesView.setAdapter(messageListAdapter);
910 updateMessages();
911 this.conversation.messagesLoaded.set(true);
912 synchronized (this.messageList) {
913 final Message first = conversation.getFirstUnreadMessage();
914 final int bottom = Math.max(0, this.messageList.size() - 1);
915 final int pos;
916 if (first == null) {
917 pos = bottom;
918 } else {
919 int i = getIndexOf(first.getUuid(), this.messageList);
920 pos = i < 0 ? bottom : i;
921 }
922 messagesView.setSelection(pos);
923 return pos == bottom;
924 }
925 }
926
927 private OnClickListener mEnableAccountListener = new OnClickListener() {
928 @Override
929 public void onClick(View v) {
930 final Account account = conversation == null ? null : conversation.getAccount();
931 if (account != null) {
932 account.setOption(Account.OPTION_DISABLED, false);
933 activity.xmppConnectionService.updateAccount(account);
934 }
935 }
936 };
937
938 private OnClickListener mUnblockClickListener = new OnClickListener() {
939 @Override
940 public void onClick(final View v) {
941 v.post(new Runnable() {
942 @Override
943 public void run() {
944 v.setVisibility(View.INVISIBLE);
945 }
946 });
947 if (conversation.isDomainBlocked()) {
948 BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
949 } else {
950 activity.unblockConversation(conversation);
951 }
952 }
953 };
954
955 private OnClickListener mAddBackClickListener = new OnClickListener() {
956
957 @Override
958 public void onClick(View v) {
959 final Contact contact = conversation == null ? null : conversation.getContact();
960 if (contact != null) {
961 activity.xmppConnectionService.createContact(contact);
962 activity.switchToContactDetails(contact);
963 }
964 }
965 };
966
967 private OnClickListener mAllowPresenceSubscription = new OnClickListener() {
968 @Override
969 public void onClick(View v) {
970 final Contact contact = conversation == null ? null : conversation.getContact();
971 if (contact != null) {
972 activity.xmppConnectionService.sendPresencePacket(contact.getAccount(),
973 activity.xmppConnectionService.getPresenceGenerator()
974 .sendPresenceUpdatesTo(contact));
975 hideSnackbar();
976 }
977 }
978 };
979
980 private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
981 @Override
982 public void onClick(View view) {
983 Intent intent = new Intent(activity, VerifyOTRActivity.class);
984 intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
985 intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
986 intent.putExtra(VerifyOTRActivity.EXTRA_ACCOUNT, conversation.getAccount().getJid().toBareJid().toString());
987 intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
988 startActivity(intent);
989 }
990 };
991
992 private void updateSnackBar(final Conversation conversation) {
993 final Account account = conversation.getAccount();
994 final int mode = conversation.getMode();
995 final Contact contact = mode == Conversation.MODE_SINGLE ? conversation.getContact() : null;
996 if (account.getStatus() == Account.State.DISABLED) {
997 showSnackbar(R.string.this_account_is_disabled, R.string.enable, this.mEnableAccountListener);
998 } else if (conversation.isBlocked()) {
999 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
1000 } else if (contact != null && !contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
1001 showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
1002 } else if (contact != null && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
1003 showSnackbar(R.string.contact_asks_for_presence_subscription, R.string.allow, this.mAllowPresenceSubscription);
1004 } else if (mode == Conversation.MODE_MULTI
1005 && !conversation.getMucOptions().online()
1006 && account.getStatus() == Account.State.ONLINE) {
1007 switch (conversation.getMucOptions().getError()) {
1008 case NICK_IN_USE:
1009 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
1010 break;
1011 case NO_RESPONSE:
1012 showSnackbar(R.string.joining_conference, 0, null);
1013 break;
1014 case SERVER_NOT_FOUND:
1015 showSnackbar(R.string.remote_server_not_found,R.string.leave, leaveMuc);
1016 break;
1017 case PASSWORD_REQUIRED:
1018 showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
1019 break;
1020 case BANNED:
1021 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
1022 break;
1023 case MEMBERS_ONLY:
1024 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
1025 break;
1026 case KICKED:
1027 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
1028 break;
1029 case UNKNOWN:
1030 showSnackbar(R.string.conference_unknown_error, R.string.join, joinMuc);
1031 break;
1032 case SHUTDOWN:
1033 showSnackbar(R.string.conference_shutdown, R.string.join, joinMuc);
1034 break;
1035 default:
1036 break;
1037 }
1038 } else if (account.hasPendingPgpIntent(conversation)) {
1039 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
1040 } else if (mode == Conversation.MODE_SINGLE
1041 && conversation.smpRequested()) {
1042 showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
1043 } else if (mode == Conversation.MODE_SINGLE
1044 && conversation.hasValidOtrSession()
1045 && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
1046 && (!conversation.isOtrFingerprintVerified())) {
1047 showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
1048 } else {
1049 hideSnackbar();
1050 }
1051 }
1052
1053 public void updateMessages() {
1054 synchronized (this.messageList) {
1055 if (getView() == null) {
1056 return;
1057 }
1058 final ConversationActivity activity = (ConversationActivity) getActivity();
1059 if (this.conversation != null) {
1060 conversation.populateWithMessages(ConversationFragment.this.messageList);
1061 updateSnackBar(conversation);
1062 updateStatusMessages();
1063 this.messageListAdapter.notifyDataSetChanged();
1064 updateChatMsgHint();
1065 if (!activity.isConversationsOverviewVisable() || !activity.isConversationsOverviewHideable()) {
1066 activity.sendReadMarkerIfNecessary(conversation);
1067 }
1068 this.updateSendButton();
1069 }
1070 }
1071 }
1072
1073 protected void messageSent() {
1074 mEditMessage.setText("");
1075 updateChatMsgHint();
1076 new Handler().post(new Runnable() {
1077 @Override
1078 public void run() {
1079 int size = messageList.size();
1080 messagesView.setSelection(size - 1);
1081 }
1082 });
1083 }
1084
1085 public void setFocusOnInputField() {
1086 mEditMessage.requestFocus();
1087 }
1088
1089 enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL, CHOOSE_PICTURE}
1090
1091 private int getSendButtonImageResource(SendButtonAction action, Presence.Status status) {
1092 switch (action) {
1093 case TEXT:
1094 switch (status) {
1095 case CHAT:
1096 case ONLINE:
1097 return R.drawable.ic_send_text_online;
1098 case AWAY:
1099 return R.drawable.ic_send_text_away;
1100 case XA:
1101 case DND:
1102 return R.drawable.ic_send_text_dnd;
1103 default:
1104 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
1105 }
1106 case TAKE_PHOTO:
1107 switch (status) {
1108 case CHAT:
1109 case ONLINE:
1110 return R.drawable.ic_send_photo_online;
1111 case AWAY:
1112 return R.drawable.ic_send_photo_away;
1113 case XA:
1114 case DND:
1115 return R.drawable.ic_send_photo_dnd;
1116 default:
1117 return activity.getThemeResource(R.attr.ic_send_photo_offline, R.drawable.ic_send_photo_offline);
1118 }
1119 case RECORD_VOICE:
1120 switch (status) {
1121 case CHAT:
1122 case ONLINE:
1123 return R.drawable.ic_send_voice_online;
1124 case AWAY:
1125 return R.drawable.ic_send_voice_away;
1126 case XA:
1127 case DND:
1128 return R.drawable.ic_send_voice_dnd;
1129 default:
1130 return activity.getThemeResource(R.attr.ic_send_voice_offline, R.drawable.ic_send_voice_offline);
1131 }
1132 case SEND_LOCATION:
1133 switch (status) {
1134 case CHAT:
1135 case ONLINE:
1136 return R.drawable.ic_send_location_online;
1137 case AWAY:
1138 return R.drawable.ic_send_location_away;
1139 case XA:
1140 case DND:
1141 return R.drawable.ic_send_location_dnd;
1142 default:
1143 return activity.getThemeResource(R.attr.ic_send_location_offline, R.drawable.ic_send_location_offline);
1144 }
1145 case CANCEL:
1146 switch (status) {
1147 case CHAT:
1148 case ONLINE:
1149 return R.drawable.ic_send_cancel_online;
1150 case AWAY:
1151 return R.drawable.ic_send_cancel_away;
1152 case XA:
1153 case DND:
1154 return R.drawable.ic_send_cancel_dnd;
1155 default:
1156 return activity.getThemeResource(R.attr.ic_send_cancel_offline, R.drawable.ic_send_cancel_offline);
1157 }
1158 case CHOOSE_PICTURE:
1159 switch (status) {
1160 case CHAT:
1161 case ONLINE:
1162 return R.drawable.ic_send_picture_online;
1163 case AWAY:
1164 return R.drawable.ic_send_picture_away;
1165 case XA:
1166 case DND:
1167 return R.drawable.ic_send_picture_dnd;
1168 default:
1169 return activity.getThemeResource(R.attr.ic_send_picture_offline, R.drawable.ic_send_picture_offline);
1170 }
1171 }
1172 return activity.getThemeResource(R.attr.ic_send_text_offline, R.drawable.ic_send_text_offline);
1173 }
1174
1175 public void updateSendButton() {
1176 final Conversation c = this.conversation;
1177 final SendButtonAction action;
1178 final Presence.Status status;
1179 final String text = this.mEditMessage == null ? "" : this.mEditMessage.getText().toString();
1180 final boolean empty = text.length() == 0;
1181 final boolean conference = c.getMode() == Conversation.MODE_MULTI;
1182 if (c.getCorrectingMessage() != null && (empty || text.equals(c.getCorrectingMessage().getBody()))) {
1183 action = SendButtonAction.CANCEL;
1184 } else if (conference && !c.getAccount().httpUploadAvailable()) {
1185 if (empty && c.getNextCounterpart() != null) {
1186 action = SendButtonAction.CANCEL;
1187 } else {
1188 action = SendButtonAction.TEXT;
1189 }
1190 } else {
1191 if (empty) {
1192 if (conference && c.getNextCounterpart() != null) {
1193 action = SendButtonAction.CANCEL;
1194 } else {
1195 String setting = activity.getPreferences().getString("quick_action", "recent");
1196 if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
1197 setting = "location";
1198 } else if (setting.equals("recent")) {
1199 setting = activity.getPreferences().getString("recently_used_quick_action", "text");
1200 }
1201 switch (setting) {
1202 case "photo":
1203 action = SendButtonAction.TAKE_PHOTO;
1204 break;
1205 case "location":
1206 action = SendButtonAction.SEND_LOCATION;
1207 break;
1208 case "voice":
1209 action = SendButtonAction.RECORD_VOICE;
1210 break;
1211 case "picture":
1212 action = SendButtonAction.CHOOSE_PICTURE;
1213 break;
1214 default:
1215 action = SendButtonAction.TEXT;
1216 break;
1217 }
1218 }
1219 } else {
1220 action = SendButtonAction.TEXT;
1221 }
1222 }
1223 if (activity.useSendButtonToIndicateStatus() && c != null
1224 && c.getAccount().getStatus() == Account.State.ONLINE) {
1225 if (c.getMode() == Conversation.MODE_SINGLE) {
1226 status = c.getContact().getShownStatus();
1227 } else {
1228 status = c.getMucOptions().online() ? Presence.Status.ONLINE : Presence.Status.OFFLINE;
1229 }
1230 } else {
1231 status = Presence.Status.OFFLINE;
1232 }
1233 this.mSendButton.setTag(action);
1234 this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
1235 }
1236
1237 protected void updateStatusMessages() {
1238 synchronized (this.messageList) {
1239 if (showLoadMoreMessages(conversation)) {
1240 this.messageList.add(0, Message.createLoadMoreMessage(conversation));
1241 }
1242 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1243 ChatState state = conversation.getIncomingChatState();
1244 if (state == ChatState.COMPOSING) {
1245 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
1246 } else if (state == ChatState.PAUSED) {
1247 this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
1248 } else {
1249 for (int i = this.messageList.size() - 1; i >= 0; --i) {
1250 if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
1251 return;
1252 } else {
1253 if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
1254 this.messageList.add(i + 1,
1255 Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
1256 return;
1257 }
1258 }
1259 }
1260 }
1261 }
1262 }
1263 }
1264
1265 private boolean showLoadMoreMessages(final Conversation c) {
1266 final boolean mam = hasMamSupport(c);
1267 final MessageArchiveService service = activity.xmppConnectionService.getMessageArchiveService();
1268 return mam && (c.getLastClearHistory() != 0 || (c.countMessages() == 0 && c.messagesLoaded.get() && c.hasMessagesLeftOnServer() && !service.queryInProgress(c)));
1269 }
1270
1271 private boolean hasMamSupport(final Conversation c) {
1272 if (c.getMode() == Conversation.MODE_SINGLE) {
1273 final XmppConnection connection = c.getAccount().getXmppConnection();
1274 return connection != null && connection.getFeatures().mam();
1275 } else {
1276 return c.getMucOptions().mamSupport();
1277 }
1278 }
1279
1280 protected void showSnackbar(final int message, final int action, final OnClickListener clickListener) {
1281 snackbar.setVisibility(View.VISIBLE);
1282 snackbar.setOnClickListener(null);
1283 snackbarMessage.setText(message);
1284 snackbarMessage.setOnClickListener(null);
1285 snackbarAction.setVisibility(clickListener == null ? View.GONE : View.VISIBLE);
1286 if (action != 0) {
1287 snackbarAction.setText(action);
1288 }
1289 snackbarAction.setOnClickListener(clickListener);
1290 }
1291
1292 protected void hideSnackbar() {
1293 snackbar.setVisibility(View.GONE);
1294 }
1295
1296 protected void sendPlainTextMessage(Message message) {
1297 ConversationActivity activity = (ConversationActivity) getActivity();
1298 activity.xmppConnectionService.sendMessage(message);
1299 messageSent();
1300 }
1301
1302 protected void sendPgpMessage(final Message message) {
1303 final ConversationActivity activity = (ConversationActivity) getActivity();
1304 final XmppConnectionService xmppService = activity.xmppConnectionService;
1305 final Contact contact = message.getConversation().getContact();
1306 if (!activity.hasPgp()) {
1307 activity.showInstallPgpDialog();
1308 return;
1309 }
1310 if (conversation.getAccount().getPgpSignature() == null) {
1311 activity.announcePgp(conversation.getAccount(), conversation, activity.onOpenPGPKeyPublished);
1312 return;
1313 }
1314 if (conversation.getMode() == Conversation.MODE_SINGLE) {
1315 if (contact.getPgpKeyId() != 0) {
1316 xmppService.getPgpEngine().hasKey(contact,
1317 new UiCallback<Contact>() {
1318
1319 @Override
1320 public void userInputRequried(PendingIntent pi,
1321 Contact contact) {
1322 activity.runIntent(
1323 pi,
1324 ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
1325 }
1326
1327 @Override
1328 public void success(Contact contact) {
1329 activity.encryptTextMessage(message);
1330 }
1331
1332 @Override
1333 public void error(int error, Contact contact) {
1334 activity.runOnUiThread(new Runnable() {
1335 @Override
1336 public void run() {
1337 Toast.makeText(activity,
1338 R.string.unable_to_connect_to_keychain,
1339 Toast.LENGTH_SHORT
1340 ).show();
1341 }
1342 });
1343 }
1344 });
1345
1346 } else {
1347 showNoPGPKeyDialog(false,
1348 new DialogInterface.OnClickListener() {
1349
1350 @Override
1351 public void onClick(DialogInterface dialog,
1352 int which) {
1353 conversation
1354 .setNextEncryption(Message.ENCRYPTION_NONE);
1355 xmppService.updateConversation(conversation);
1356 message.setEncryption(Message.ENCRYPTION_NONE);
1357 xmppService.sendMessage(message);
1358 messageSent();
1359 }
1360 });
1361 }
1362 } else {
1363 if (conversation.getMucOptions().pgpKeysInUse()) {
1364 if (!conversation.getMucOptions().everybodyHasKeys()) {
1365 Toast warning = Toast
1366 .makeText(getActivity(),
1367 R.string.missing_public_keys,
1368 Toast.LENGTH_LONG);
1369 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1370 warning.show();
1371 }
1372 activity.encryptTextMessage(message);
1373 } else {
1374 showNoPGPKeyDialog(true,
1375 new DialogInterface.OnClickListener() {
1376
1377 @Override
1378 public void onClick(DialogInterface dialog,
1379 int which) {
1380 conversation
1381 .setNextEncryption(Message.ENCRYPTION_NONE);
1382 message.setEncryption(Message.ENCRYPTION_NONE);
1383 xmppService.updateConversation(conversation);
1384 xmppService.sendMessage(message);
1385 messageSent();
1386 }
1387 });
1388 }
1389 }
1390 }
1391
1392 public void showNoPGPKeyDialog(boolean plural,
1393 DialogInterface.OnClickListener listener) {
1394 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
1395 builder.setIconAttribute(android.R.attr.alertDialogIcon);
1396 if (plural) {
1397 builder.setTitle(getString(R.string.no_pgp_keys));
1398 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
1399 } else {
1400 builder.setTitle(getString(R.string.no_pgp_key));
1401 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
1402 }
1403 builder.setNegativeButton(getString(R.string.cancel), null);
1404 builder.setPositiveButton(getString(R.string.send_unencrypted),
1405 listener);
1406 builder.create().show();
1407 }
1408
1409 protected void sendAxolotlMessage(final Message message) {
1410 final ConversationActivity activity = (ConversationActivity) getActivity();
1411 final XmppConnectionService xmppService = activity.xmppConnectionService;
1412 xmppService.sendMessage(message);
1413 messageSent();
1414 }
1415
1416 protected void sendOtrMessage(final Message message) {
1417 final ConversationActivity activity = (ConversationActivity) getActivity();
1418 final XmppConnectionService xmppService = activity.xmppConnectionService;
1419 activity.selectPresence(message.getConversation(),
1420 new OnPresenceSelected() {
1421
1422 @Override
1423 public void onPresenceSelected() {
1424 message.setCounterpart(conversation.getNextCounterpart());
1425 xmppService.sendMessage(message);
1426 messageSent();
1427 }
1428 });
1429 }
1430
1431 public void appendText(String text) {
1432 if (text == null) {
1433 return;
1434 }
1435 String previous = this.mEditMessage.getText().toString();
1436 if (previous.length() != 0 && !previous.endsWith(" ")) {
1437 text = " " + text;
1438 }
1439 this.mEditMessage.append(text);
1440 }
1441
1442 @Override
1443 public boolean onEnterPressed() {
1444 if (activity.enterIsSend()) {
1445 sendMessage();
1446 return true;
1447 } else {
1448 return false;
1449 }
1450 }
1451
1452 @Override
1453 public void onTypingStarted() {
1454 Account.State status = conversation.getAccount().getStatus();
1455 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
1456 activity.xmppConnectionService.sendChatState(conversation);
1457 }
1458 activity.hideConversationsOverview();
1459 updateSendButton();
1460 }
1461
1462 @Override
1463 public void onTypingStopped() {
1464 Account.State status = conversation.getAccount().getStatus();
1465 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
1466 activity.xmppConnectionService.sendChatState(conversation);
1467 }
1468 }
1469
1470 @Override
1471 public void onTextDeleted() {
1472 Account.State status = conversation.getAccount().getStatus();
1473 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1474 activity.xmppConnectionService.sendChatState(conversation);
1475 }
1476 updateSendButton();
1477 }
1478
1479 @Override
1480 public void onTextChanged() {
1481 if (conversation != null && conversation.getCorrectingMessage() != null) {
1482 updateSendButton();
1483 }
1484 }
1485
1486 private int completionIndex = 0;
1487 private int lastCompletionLength = 0;
1488 private String incomplete;
1489 private int lastCompletionCursor;
1490 private boolean firstWord = false;
1491
1492 @Override
1493 public boolean onTabPressed(boolean repeated) {
1494 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
1495 return false;
1496 }
1497 if (repeated) {
1498 completionIndex++;
1499 } else {
1500 lastCompletionLength = 0;
1501 completionIndex = 0;
1502 final String content = mEditMessage.getText().toString();
1503 lastCompletionCursor = mEditMessage.getSelectionEnd();
1504 int start = lastCompletionCursor > 0 ? content.lastIndexOf(" ",lastCompletionCursor-1) + 1 : 0;
1505 firstWord = start == 0;
1506 incomplete = content.substring(start,lastCompletionCursor);
1507 }
1508 List<String> completions = new ArrayList<>();
1509 for(MucOptions.User user : conversation.getMucOptions().getUsers()) {
1510 String name = user.getName();
1511 if (name != null && name.startsWith(incomplete)) {
1512 completions.add(name+(firstWord ? ": " : " "));
1513 }
1514 }
1515 Collections.sort(completions);
1516 if (completions.size() > completionIndex) {
1517 String completion = completions.get(completionIndex).substring(incomplete.length());
1518 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1519 mEditMessage.getEditableText().insert(lastCompletionCursor, completion);
1520 lastCompletionLength = completion.length();
1521 } else {
1522 completionIndex = -1;
1523 mEditMessage.getEditableText().delete(lastCompletionCursor,lastCompletionCursor + lastCompletionLength);
1524 lastCompletionLength = 0;
1525 }
1526 return true;
1527 }
1528
1529 @Override
1530 public void onActivityResult(int requestCode, int resultCode,
1531 final Intent data) {
1532 if (resultCode == Activity.RESULT_OK) {
1533 if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1534 activity.getSelectedConversation().getAccount().getPgpDecryptionService().continueDecryption(true);
1535 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_TEXT) {
1536 final String body = mEditMessage.getText().toString();
1537 Message message = new Message(conversation, body, conversation.getNextEncryption());
1538 sendAxolotlMessage(message);
1539 } else if (requestCode == ConversationActivity.REQUEST_TRUST_KEYS_MENU) {
1540 int choice = data.getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID);
1541 activity.selectPresenceToAttachFile(choice, conversation.getNextEncryption());
1542 }
1543 }
1544 }
1545
1546}