1package eu.siacs.conversations.ui;
2
3import java.io.FileNotFoundException;
4import java.lang.ref.WeakReference;
5import java.util.ArrayList;
6import java.util.Hashtable;
7import java.util.List;
8
9import org.openintents.openpgp.OpenPgpError;
10
11import eu.siacs.conversations.R;
12import eu.siacs.conversations.crypto.OnPgpEngineResult;
13import eu.siacs.conversations.entities.Account;
14import eu.siacs.conversations.entities.Contact;
15import eu.siacs.conversations.entities.Conversation;
16import eu.siacs.conversations.entities.Message;
17import eu.siacs.conversations.utils.ExceptionHelper;
18import eu.siacs.conversations.utils.UIHelper;
19import android.os.AsyncTask;
20import android.os.Bundle;
21import android.preference.PreferenceManager;
22import android.app.AlertDialog;
23import android.app.FragmentTransaction;
24import android.app.PendingIntent;
25import android.content.Context;
26import android.content.DialogInterface;
27import android.content.DialogInterface.OnClickListener;
28import android.content.IntentSender.SendIntentException;
29import android.content.Intent;
30import android.content.SharedPreferences;
31import android.content.res.Resources;
32import android.graphics.Bitmap;
33import android.graphics.Color;
34import android.graphics.Typeface;
35import android.graphics.drawable.BitmapDrawable;
36import android.graphics.drawable.Drawable;
37import android.support.v4.widget.SlidingPaneLayout;
38import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
39import android.util.DisplayMetrics;
40import android.util.Log;
41import android.view.KeyEvent;
42import android.view.LayoutInflater;
43import android.view.Menu;
44import android.view.MenuItem;
45import android.view.View;
46import android.view.ViewGroup;
47import android.widget.AdapterView;
48import android.widget.AdapterView.OnItemClickListener;
49import android.widget.ArrayAdapter;
50import android.widget.CheckBox;
51import android.widget.ListView;
52import android.widget.PopupMenu;
53import android.widget.PopupMenu.OnMenuItemClickListener;
54import android.widget.TextView;
55import android.widget.ImageView;
56
57public class ConversationActivity extends XmppActivity {
58
59 public static final String VIEW_CONVERSATION = "viewConversation";
60 public static final String CONVERSATION = "conversationUuid";
61 public static final String TEXT = "text";
62 public static final String PRESENCE = "eu.siacs.conversations.presence";
63
64 public static final int REQUEST_SEND_MESSAGE = 0x75441;
65 public static final int REQUEST_DECRYPT_PGP = 0x76783;
66 private static final int ATTACH_FILE = 0x48502;
67 private static final int REQUEST_SEND_PGP_IMAGE = 0x53883;
68
69 protected SlidingPaneLayout spl;
70
71 private List<Conversation> conversationList = new ArrayList<Conversation>();
72 private Conversation selectedConversation = null;
73 private ListView listView;
74
75 private boolean paneShouldBeOpen = true;
76 private boolean useSubject = true;
77 private ArrayAdapter<Conversation> listAdapter;
78
79 public Message pendingMessage = null;
80
81 private OnConversationListChangedListener onConvChanged = new OnConversationListChangedListener() {
82
83 @Override
84 public void onConversationListChanged() {
85 runOnUiThread(new Runnable() {
86
87 @Override
88 public void run() {
89 updateConversationList();
90 if (paneShouldBeOpen) {
91 if (conversationList.size() >= 1) {
92 swapConversationFragment();
93 } else {
94 startActivity(new Intent(getApplicationContext(),
95 ContactsActivity.class));
96 finish();
97 }
98 }
99 ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager()
100 .findFragmentByTag("conversation");
101 if (selectedFragment != null) {
102 selectedFragment.updateMessages();
103 }
104 }
105 });
106 }
107 };
108
109 protected ConversationActivity activity = this;
110 private DisplayMetrics metrics;
111
112 public List<Conversation> getConversationList() {
113 return this.conversationList;
114 }
115
116 public Conversation getSelectedConversation() {
117 return this.selectedConversation;
118 }
119
120 public ListView getConversationListView() {
121 return this.listView;
122 }
123
124 public SlidingPaneLayout getSlidingPaneLayout() {
125 return this.spl;
126 }
127
128 public boolean shouldPaneBeOpen() {
129 return paneShouldBeOpen;
130 }
131
132 @Override
133 protected void onCreate(Bundle savedInstanceState) {
134
135 metrics = getResources().getDisplayMetrics();
136
137 super.onCreate(savedInstanceState);
138
139 setContentView(R.layout.fragment_conversations_overview);
140
141 listView = (ListView) findViewById(R.id.list);
142
143 this.listAdapter = new ArrayAdapter<Conversation>(this,
144 R.layout.conversation_list_row, conversationList) {
145 @Override
146 public View getView(int position, View view, ViewGroup parent) {
147 if (view == null) {
148 LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
149 view = (View) inflater.inflate(
150 R.layout.conversation_list_row, null);
151 }
152 Conversation conv;
153 if (conversationList.size() > position) {
154 conv = getItem(position);
155 } else {
156 return view;
157 }
158 if (!spl.isSlideable()) {
159 if (conv == getSelectedConversation()) {
160 view.setBackgroundColor(0xffdddddd);
161 } else {
162 view.setBackgroundColor(Color.TRANSPARENT);
163 }
164 } else {
165 view.setBackgroundColor(Color.TRANSPARENT);
166 }
167 TextView convName = (TextView) view
168 .findViewById(R.id.conversation_name);
169 convName.setText(conv.getName(useSubject));
170 TextView convLastMsg = (TextView) view
171 .findViewById(R.id.conversation_lastmsg);
172 ImageView imagePreview = (ImageView) view.findViewById(R.id.conversation_lastimage);
173
174 Message latestMessage = conv.getLatestMessage();
175
176 if (latestMessage.getType() == Message.TYPE_TEXT) {
177 convLastMsg.setText(conv.getLatestMessage().getBody());
178 convLastMsg.setVisibility(View.VISIBLE);
179 imagePreview.setVisibility(View.GONE);
180 } else if (latestMessage.getType() == Message.TYPE_IMAGE) {
181 if (latestMessage.getStatus() >= Message.STATUS_RECIEVED) {
182 convLastMsg.setVisibility(View.GONE);
183 imagePreview.setVisibility(View.VISIBLE);
184 loadBitmap(latestMessage, imagePreview);
185 } else {
186 convLastMsg.setVisibility(View.VISIBLE);
187 imagePreview.setVisibility(View.GONE);
188 if (latestMessage.getStatus() == Message.STATUS_RECEIVED_OFFER) {
189 convLastMsg.setText(getText(R.string.image_offered_for_download));
190 } else if (latestMessage.getStatus() == Message.STATUS_RECIEVING) {
191 convLastMsg.setText(getText(R.string.receiving_image));
192 } else {
193 convLastMsg.setText("");
194 }
195 }
196 }
197
198
199
200 if (!conv.isRead()) {
201 convName.setTypeface(null, Typeface.BOLD);
202 convLastMsg.setTypeface(null, Typeface.BOLD);
203 } else {
204 convName.setTypeface(null, Typeface.NORMAL);
205 convLastMsg.setTypeface(null, Typeface.NORMAL);
206 }
207
208 ((TextView) view.findViewById(R.id.conversation_lastupdate))
209 .setText(UIHelper.readableTimeDifference(conv
210 .getLatestMessage().getTimeSent()));
211
212 ImageView profilePicture = (ImageView) view
213 .findViewById(R.id.conversation_image);
214 profilePicture.setImageBitmap(UIHelper.getContactPicture(
215 conv, 56, activity.getApplicationContext(), false));
216
217 return view;
218 }
219
220 };
221
222 listView.setAdapter(this.listAdapter);
223
224 listView.setOnItemClickListener(new OnItemClickListener() {
225
226 @Override
227 public void onItemClick(AdapterView<?> arg0, View clickedView,
228 int position, long arg3) {
229 paneShouldBeOpen = false;
230 if (selectedConversation != conversationList.get(position)) {
231 selectedConversation = conversationList.get(position);
232 swapConversationFragment(); // .onBackendConnected(conversationList.get(position));
233 } else {
234 spl.closePane();
235 }
236 }
237 });
238 spl = (SlidingPaneLayout) findViewById(R.id.slidingpanelayout);
239 spl.setParallaxDistance(150);
240 spl.setShadowResource(R.drawable.es_slidingpane_shadow);
241 spl.setSliderFadeColor(0);
242 spl.setPanelSlideListener(new PanelSlideListener() {
243
244 @Override
245 public void onPanelOpened(View arg0) {
246 paneShouldBeOpen = true;
247 getActionBar().setDisplayHomeAsUpEnabled(false);
248 getActionBar().setTitle(R.string.app_name);
249 invalidateOptionsMenu();
250 hideKeyboard();
251 }
252
253 @Override
254 public void onPanelClosed(View arg0) {
255 paneShouldBeOpen = false;
256 if ((conversationList.size() > 0)
257 && (getSelectedConversation() != null)) {
258 getActionBar().setDisplayHomeAsUpEnabled(true);
259 getActionBar().setTitle(
260 getSelectedConversation().getName(useSubject));
261 invalidateOptionsMenu();
262 if (!getSelectedConversation().isRead()) {
263 getSelectedConversation().markRead();
264 UIHelper.updateNotification(getApplicationContext(),
265 getConversationList(), null, false);
266 listView.invalidateViews();
267 }
268 }
269 }
270
271 @Override
272 public void onPanelSlide(View arg0, float arg1) {
273 // TODO Auto-generated method stub
274
275 }
276 });
277 }
278
279 @Override
280 public boolean onCreateOptionsMenu(Menu menu) {
281 getMenuInflater().inflate(R.menu.conversations, menu);
282 MenuItem menuSecure = (MenuItem) menu.findItem(R.id.action_security);
283 MenuItem menuArchive = (MenuItem) menu.findItem(R.id.action_archive);
284 MenuItem menuMucDetails = (MenuItem) menu
285 .findItem(R.id.action_muc_details);
286 MenuItem menuContactDetails = (MenuItem) menu
287 .findItem(R.id.action_contact_details);
288 MenuItem menuInviteContacts = (MenuItem) menu
289 .findItem(R.id.action_invite);
290 MenuItem menuAttach = (MenuItem) menu.findItem(R.id.action_attach_file);
291 MenuItem menuClearHistory = (MenuItem) menu.findItem(R.id.action_clear_history);
292
293 if ((spl.isOpen() && (spl.isSlideable()))) {
294 menuArchive.setVisible(false);
295 menuMucDetails.setVisible(false);
296 menuContactDetails.setVisible(false);
297 menuSecure.setVisible(false);
298 menuInviteContacts.setVisible(false);
299 menuAttach.setVisible(false);
300 menuClearHistory.setVisible(false);
301 } else {
302 ((MenuItem) menu.findItem(R.id.action_add)).setVisible(!spl
303 .isSlideable());
304 if (this.getSelectedConversation() != null) {
305 if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
306 menuContactDetails.setVisible(false);
307 menuSecure.setVisible(false);
308 menuAttach.setVisible(false);
309 } else {
310 menuMucDetails.setVisible(false);
311 menuInviteContacts.setVisible(false);
312 if (this.getSelectedConversation().getLatestMessage()
313 .getEncryption() != Message.ENCRYPTION_NONE) {
314 menuSecure.setIcon(R.drawable.ic_action_secure);
315 }
316 }
317 }
318 }
319 return true;
320 }
321
322 private void attachFileDialog() {
323 selectPresence(getSelectedConversation(), new OnPresenceSelected() {
324
325 @Override
326 public void onPresenceSelected(boolean success, String presence) {
327 if (success) {
328 Intent attachFileIntent = new Intent();
329 attachFileIntent.setType("image/*");
330 attachFileIntent.setAction(Intent.ACTION_GET_CONTENT);
331 Intent chooser = Intent.createChooser(attachFileIntent, getString(R.string.attach_file));
332 startActivityForResult(chooser, ATTACH_FILE);
333 }
334 }
335
336 @Override
337 public void onSendPlainTextInstead() {
338
339 }
340 },"file");
341 }
342
343 private void attachFile() {
344 if (getSelectedConversation().getNextEncryption() == Message.ENCRYPTION_PGP) {
345 if (hasPgp()) {
346 xmppConnectionService.getPgpEngine().hasKey(getSelectedConversation().getContact(), new OnPgpEngineResult() {
347
348 @Override
349 public void userInputRequried(PendingIntent pi) {
350 ConversationActivity.this.runIntent(pi, REQUEST_SEND_PGP_IMAGE);
351 }
352
353 @Override
354 public void success() {
355 attachFileDialog();
356 }
357
358 @Override
359 public void error(OpenPgpError openPgpError) {
360 // TODO Auto-generated method stub
361
362 }
363 });
364 }
365 } else if (getSelectedConversation().getNextEncryption() == Message.ENCRYPTION_NONE) {
366 attachFileDialog();
367 }
368 }
369
370 @Override
371 public boolean onOptionsItemSelected(MenuItem item) {
372 switch (item.getItemId()) {
373 case android.R.id.home:
374 spl.openPane();
375 break;
376 case R.id.action_attach_file:
377 attachFile();
378 break;
379 case R.id.action_add:
380 startActivity(new Intent(this, ContactsActivity.class));
381 break;
382 case R.id.action_archive:
383 this.endConversation(getSelectedConversation());
384 break;
385 case R.id.action_contact_details:
386 Contact contact = this.getSelectedConversation().getContact();
387 if (contact != null) {
388 Intent intent = new Intent(this, ContactDetailsActivity.class);
389 intent.setAction(ContactDetailsActivity.ACTION_VIEW_CONTACT);
390 intent.putExtra("uuid", contact.getUuid());
391 startActivity(intent);
392 } else {
393 showAddToRosterDialog(getSelectedConversation());
394 }
395 break;
396 case R.id.action_muc_details:
397 Intent intent = new Intent(this, MucDetailsActivity.class);
398 intent.setAction(MucDetailsActivity.ACTION_VIEW_MUC);
399 intent.putExtra("uuid", getSelectedConversation().getUuid());
400 startActivity(intent);
401 break;
402 case R.id.action_invite:
403 Intent inviteIntent = new Intent(getApplicationContext(),
404 ContactsActivity.class);
405 inviteIntent.setAction("invite");
406 inviteIntent.putExtra("uuid", selectedConversation.getUuid());
407 startActivity(inviteIntent);
408 break;
409 case R.id.action_security:
410 final Conversation selConv = getSelectedConversation();
411 View menuItemView = findViewById(R.id.action_security);
412 PopupMenu popup = new PopupMenu(this, menuItemView);
413 final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
414 .findFragmentByTag("conversation");
415 if (fragment != null) {
416 popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
417
418 @Override
419 public boolean onMenuItemClick(MenuItem item) {
420 switch (item.getItemId()) {
421 case R.id.encryption_choice_none:
422 selConv.setNextEncryption(Message.ENCRYPTION_NONE);
423 item.setChecked(true);
424 break;
425 case R.id.encryption_choice_otr:
426 selConv.setNextEncryption(Message.ENCRYPTION_OTR);
427 item.setChecked(true);
428 break;
429 case R.id.encryption_choice_pgp:
430 selConv.setNextEncryption(Message.ENCRYPTION_PGP);
431 item.setChecked(true);
432 break;
433 default:
434 selConv.setNextEncryption(Message.ENCRYPTION_NONE);
435 break;
436 }
437 fragment.updateChatMsgHint();
438 return true;
439 }
440 });
441 popup.inflate(R.menu.encryption_choices);
442 switch (selConv.getNextEncryption()) {
443 case Message.ENCRYPTION_NONE:
444 popup.getMenu().findItem(R.id.encryption_choice_none)
445 .setChecked(true);
446 break;
447 case Message.ENCRYPTION_OTR:
448 popup.getMenu().findItem(R.id.encryption_choice_otr)
449 .setChecked(true);
450 break;
451 case Message.ENCRYPTION_PGP:
452 popup.getMenu().findItem(R.id.encryption_choice_pgp)
453 .setChecked(true);
454 break;
455 case Message.ENCRYPTION_DECRYPTED:
456 popup.getMenu().findItem(R.id.encryption_choice_pgp)
457 .setChecked(true);
458 break;
459 default:
460 popup.getMenu().findItem(R.id.encryption_choice_none)
461 .setChecked(true);
462 break;
463 }
464 popup.show();
465 }
466
467 break;
468 case R.id.action_clear_history:
469 clearHistoryDialog(getSelectedConversation());
470 break;
471 default:
472 break;
473 }
474 return super.onOptionsItemSelected(item);
475 }
476
477 private void endConversation(Conversation conversation) {
478 conversation.setStatus(Conversation.STATUS_ARCHIVED);
479 paneShouldBeOpen = true;
480 spl.openPane();
481 xmppConnectionService.archiveConversation(conversation);
482 if (conversationList.size() > 0) {
483 selectedConversation = conversationList.get(0);
484 } else {
485 selectedConversation = null;
486 }
487 }
488
489 protected void clearHistoryDialog(final Conversation conversation) {
490 AlertDialog.Builder builder = new AlertDialog.Builder(this);
491 builder.setTitle(getString(R.string.clear_conversation_history));
492 View dialogView = getLayoutInflater().inflate(R.layout.dialog_clear_history, null);
493 final CheckBox endConversationCheckBox = (CheckBox) dialogView.findViewById(R.id.end_conversation_checkbox);
494 builder.setView(dialogView);
495 builder.setNegativeButton(getString(R.string.cancel), null);
496 builder.setPositiveButton(getString(R.string.delete_messages), new OnClickListener() {
497
498 @Override
499 public void onClick(DialogInterface dialog, int which) {
500 activity.xmppConnectionService.clearConversationHistory(conversation);
501 if (endConversationCheckBox.isChecked()) {
502 endConversation(conversation);
503 }
504 }
505 });
506 builder.create().show();
507 }
508
509 protected ConversationFragment swapConversationFragment() {
510 ConversationFragment selectedFragment = new ConversationFragment();
511
512 FragmentTransaction transaction = getFragmentManager()
513 .beginTransaction();
514 transaction.replace(R.id.selected_conversation, selectedFragment,
515 "conversation");
516 transaction.commit();
517 return selectedFragment;
518 }
519
520 @Override
521 public boolean onKeyDown(int keyCode, KeyEvent event) {
522 if (keyCode == KeyEvent.KEYCODE_BACK) {
523 if (!spl.isOpen()) {
524 spl.openPane();
525 return false;
526 }
527 }
528 return super.onKeyDown(keyCode, event);
529 }
530
531 @Override
532 public void onStart() {
533 super.onStart();
534 SharedPreferences preferences = PreferenceManager
535 .getDefaultSharedPreferences(this);
536 this.useSubject = preferences.getBoolean("use_subject_in_muc", true);
537 if (this.xmppConnectionServiceBound) {
538 this.onBackendConnected();
539 }
540 if (conversationList.size() >= 1) {
541 onConvChanged.onConversationListChanged();
542 }
543 }
544
545 @Override
546 protected void onStop() {
547 if (xmppConnectionServiceBound) {
548 xmppConnectionService.removeOnConversationListChangedListener();
549 }
550 super.onStop();
551 }
552
553 @Override
554 void onBackendConnected() {
555 this.registerListener();
556 if (conversationList.size() == 0) {
557 updateConversationList();
558 }
559
560 if ((getIntent().getAction() != null)
561 && (getIntent().getAction().equals(Intent.ACTION_VIEW) && (!handledViewIntent))) {
562 if (getIntent().getType().equals(
563 ConversationActivity.VIEW_CONVERSATION)) {
564 handledViewIntent = true;
565
566 String convToView = (String) getIntent().getExtras().get(
567 CONVERSATION);
568
569 for (int i = 0; i < conversationList.size(); ++i) {
570 if (conversationList.get(i).getUuid().equals(convToView)) {
571 selectedConversation = conversationList.get(i);
572 }
573 }
574 paneShouldBeOpen = false;
575 String text = getIntent().getExtras().getString(TEXT, null);
576 swapConversationFragment().setText(text);
577 }
578 } else {
579 if (xmppConnectionService.getAccounts().size() == 0) {
580 startActivity(new Intent(this, ManageAccountActivity.class));
581 finish();
582 } else if (conversationList.size() <= 0) {
583 // add no history
584 startActivity(new Intent(this, ContactsActivity.class));
585 finish();
586 } else {
587 spl.openPane();
588 // find currently loaded fragment
589 ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager()
590 .findFragmentByTag("conversation");
591 if (selectedFragment != null) {
592 selectedFragment.onBackendConnected();
593 } else {
594 selectedConversation = conversationList.get(0);
595 swapConversationFragment();
596 }
597 ExceptionHelper.checkForCrash(this, this.xmppConnectionService);
598 }
599 }
600 }
601
602 public void registerListener() {
603 if (xmppConnectionServiceBound) {
604 xmppConnectionService
605 .setOnConversationListChangedListener(this.onConvChanged);
606 }
607 }
608
609 @Override
610 protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
611 super.onActivityResult(requestCode, resultCode, data);
612 if (resultCode == RESULT_OK) {
613 if (requestCode == REQUEST_DECRYPT_PGP) {
614 ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager()
615 .findFragmentByTag("conversation");
616 if (selectedFragment != null) {
617 selectedFragment.hidePgpPassphraseBox();
618 }
619 } else if (requestCode == ATTACH_FILE) {
620 final Conversation conversation = getSelectedConversation();
621 String presence = conversation.getNextPresence();
622 if (conversation.getNextEncryption() == Message.ENCRYPTION_NONE) {
623 xmppConnectionService.attachImageToConversation(conversation, presence, data.getData());
624 } else if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
625 pendingMessage = xmppConnectionService.attachEncryptedImageToConversation(conversation, presence, data.getData(), new OnPgpEngineResult() {
626
627 @Override
628 public void userInputRequried(PendingIntent pi) {
629 ConversationActivity.this.runIntent(pi, ConversationActivity.REQUEST_SEND_PGP_IMAGE);
630 }
631
632 @Override
633 public void success() {
634 conversation.getMessages().add(pendingMessage);
635 pendingMessage.setStatus(Message.STATUS_OFFERED);
636 xmppConnectionService.databaseBackend.createMessage(pendingMessage);
637 xmppConnectionService.sendMessage(pendingMessage, null);
638 xmppConnectionService.updateUi(conversation, false);
639 pendingMessage = null;
640 }
641
642 @Override
643 public void error(OpenPgpError openPgpError) {
644 Log.d(LOGTAG,"pgp error"+openPgpError.getMessage());
645 }
646 });
647 } else {
648 Log.d(LOGTAG,"unknown next message encryption: "+conversation.getNextEncryption());
649 }
650 }
651 }
652 }
653
654 public void updateConversationList() {
655 conversationList.clear();
656 conversationList.addAll(xmppConnectionService.getConversations());
657 listView.invalidateViews();
658 }
659
660 public void selectPresence(final Conversation conversation, final OnPresenceSelected listener, String reason) {
661 Account account = conversation.getAccount();
662 if (account.getStatus() != Account.STATUS_ONLINE) {
663 AlertDialog.Builder builder = new AlertDialog.Builder(this);
664 builder.setTitle(getString(R.string.not_connected));
665 builder.setIconAttribute(android.R.attr.alertDialogIcon);
666 if ("otr".equals(reason)) {
667 builder.setMessage(getString(R.string.you_are_offline,getString(R.string.otr_messages)));
668 } else if ("file".equals(reason)) {
669 builder.setMessage(getString(R.string.you_are_offline,getString(R.string.files)));
670 } else {
671 builder.setMessage(getString(R.string.you_are_offline_blank));
672 }
673 builder.setNegativeButton(getString(R.string.cancel), null);
674 builder.setPositiveButton(getString(R.string.manage_account), new OnClickListener() {
675
676 @Override
677 public void onClick(DialogInterface dialog, int which) {
678 startActivity(new Intent(activity, ManageAccountActivity.class));
679 }
680 });
681 builder.create().show();
682 listener.onPresenceSelected(false, null);
683 } else {
684 Contact contact = conversation.getContact();
685 if (contact==null) {
686 showAddToRosterDialog(conversation);
687 listener.onPresenceSelected(false,null);
688 } else {
689 Hashtable<String, Integer> presences = contact.getPresences();
690 if (presences.size() == 0) {
691 AlertDialog.Builder builder = new AlertDialog.Builder(this);
692 builder.setTitle(getString(R.string.contact_offline));
693 if ("otr".equals(reason)) {
694 builder.setMessage(getString(R.string.contact_offline_otr));
695 builder.setPositiveButton(getString(R.string.send_unencrypted), new OnClickListener() {
696
697 @Override
698 public void onClick(DialogInterface dialog, int which) {
699 listener.onSendPlainTextInstead();
700 }
701 });
702 } else if ("file".equals(reason)) {
703 builder.setMessage(getString(R.string.contact_offline_file));
704 }
705 builder.setIconAttribute(android.R.attr.alertDialogIcon);
706 builder.setNegativeButton(getString(R.string.cancel), null);
707 builder.create().show();
708 listener.onPresenceSelected(false, null);
709 } else if (presences.size() == 1) {
710 String presence = (String) presences.keySet().toArray()[0];
711 conversation.setNextPresence(presence);
712 listener.onPresenceSelected(true, presence);
713 } else {
714 AlertDialog.Builder builder = new AlertDialog.Builder(this);
715 builder.setTitle(getString(R.string.choose_presence));
716 final String[] presencesArray = new String[presences.size()];
717 presences.keySet().toArray(presencesArray);
718 builder.setItems(presencesArray,
719 new DialogInterface.OnClickListener() {
720
721 @Override
722 public void onClick(DialogInterface dialog,
723 int which) {
724 String presence = presencesArray[which];
725 conversation.setNextPresence(presence);
726 listener.onPresenceSelected(true,presence);
727 }
728 });
729 builder.create().show();
730 }
731 }
732 }
733 }
734
735 private void showAddToRosterDialog(final Conversation conversation) {
736 String jid = conversation.getContactJid();
737 AlertDialog.Builder builder = new AlertDialog.Builder(this);
738 builder.setTitle(jid);
739 builder.setMessage(getString(R.string.not_in_roster));
740 builder.setNegativeButton(getString(R.string.cancel), null);
741 builder.setPositiveButton(getString(R.string.add_contact), new DialogInterface.OnClickListener() {
742
743 @Override
744 public void onClick(DialogInterface dialog, int which) {
745 String jid = conversation.getContactJid();
746 Account account = getSelectedConversation().getAccount();
747 String name = jid.split("@")[0];
748 Contact contact = new Contact(account, name, jid, null);
749 xmppConnectionService.createContact(contact);
750 }
751 });
752 builder.create().show();
753 }
754
755 public void runIntent(PendingIntent pi, int requestCode) {
756 try {
757 this.startIntentSenderForResult(pi.getIntentSender(),requestCode, null, 0,
758 0, 0);
759 } catch (SendIntentException e1) {
760 Log.d("xmppService","failed to start intent to send message");
761 }
762 }
763
764
765 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
766 private final WeakReference<ImageView> imageViewReference;
767 private Message message = null;
768
769 public BitmapWorkerTask(ImageView imageView) {
770 imageViewReference = new WeakReference<ImageView>(imageView);
771 }
772
773 @Override
774 protected Bitmap doInBackground(Message... params) {
775 message = params[0];
776 try {
777 return xmppConnectionService.getFileBackend().getThumbnail(message, (int) (metrics.density * 288),false);
778 } catch (FileNotFoundException e) {
779 Log.d("xmppService","file not found!");
780 return null;
781 }
782 }
783
784 @Override
785 protected void onPostExecute(Bitmap bitmap) {
786 if (imageViewReference != null && bitmap != null) {
787 final ImageView imageView = imageViewReference.get();
788 if (imageView != null) {
789 imageView.setImageBitmap(bitmap);
790 imageView.setBackgroundColor(0x00000000);
791 }
792 }
793 }
794 }
795
796 public void loadBitmap(Message message, ImageView imageView) {
797 Bitmap bm;
798 try {
799 bm = xmppConnectionService.getFileBackend().getThumbnail(message, (int) (metrics.density * 288), true);
800 } catch (FileNotFoundException e) {
801 bm = null;
802 }
803 if (bm!=null) {
804 imageView.setImageBitmap(bm);
805 imageView.setBackgroundColor(0x00000000);
806 } else {
807 if (cancelPotentialWork(message, imageView)) {
808 imageView.setBackgroundColor(0xff333333);
809 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
810 final AsyncDrawable asyncDrawable =
811 new AsyncDrawable(getResources(), null, task);
812 imageView.setImageDrawable(asyncDrawable);
813 task.execute(message);
814 }
815 }
816 }
817
818 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
819 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
820
821 if (bitmapWorkerTask != null) {
822 final Message oldMessage = bitmapWorkerTask.message;
823 if (oldMessage == null || message != oldMessage) {
824 bitmapWorkerTask.cancel(true);
825 } else {
826 return false;
827 }
828 }
829 return true;
830 }
831
832 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
833 if (imageView != null) {
834 final Drawable drawable = imageView.getDrawable();
835 if (drawable instanceof AsyncDrawable) {
836 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
837 return asyncDrawable.getBitmapWorkerTask();
838 }
839 }
840 return null;
841 }
842
843 static class AsyncDrawable extends BitmapDrawable {
844 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
845
846 public AsyncDrawable(Resources res, Bitmap bitmap,
847 BitmapWorkerTask bitmapWorkerTask) {
848 super(res, bitmap);
849 bitmapWorkerTaskReference =
850 new WeakReference<BitmapWorkerTask>(bitmapWorkerTask);
851 }
852
853 public BitmapWorkerTask getBitmapWorkerTask() {
854 return bitmapWorkerTaskReference.get();
855 }
856 }
857}