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)&&(latestMessage.getStatus() != Message.STATUS_PREPARING)) {
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_PREPARING) {
189 convLastMsg.setText(getText(R.string.preparing_image));
190 } else if (latestMessage.getStatus() == Message.STATUS_RECEIVED_OFFER) {
191 convLastMsg.setText(getText(R.string.image_offered_for_download));
192 } else if (latestMessage.getStatus() == Message.STATUS_RECIEVING) {
193 convLastMsg.setText(getText(R.string.receiving_image));
194 } else {
195 convLastMsg.setText("");
196 }
197 }
198 }
199
200
201
202 if (!conv.isRead()) {
203 convName.setTypeface(null, Typeface.BOLD);
204 convLastMsg.setTypeface(null, Typeface.BOLD);
205 } else {
206 convName.setTypeface(null, Typeface.NORMAL);
207 convLastMsg.setTypeface(null, Typeface.NORMAL);
208 }
209
210 ((TextView) view.findViewById(R.id.conversation_lastupdate))
211 .setText(UIHelper.readableTimeDifference(conv
212 .getLatestMessage().getTimeSent()));
213
214 ImageView profilePicture = (ImageView) view
215 .findViewById(R.id.conversation_image);
216 profilePicture.setImageBitmap(UIHelper.getContactPicture(
217 conv, 56, activity.getApplicationContext(), false));
218
219 return view;
220 }
221
222 };
223
224 listView.setAdapter(this.listAdapter);
225
226 listView.setOnItemClickListener(new OnItemClickListener() {
227
228 @Override
229 public void onItemClick(AdapterView<?> arg0, View clickedView,
230 int position, long arg3) {
231 paneShouldBeOpen = false;
232 if (selectedConversation != conversationList.get(position)) {
233 selectedConversation = conversationList.get(position);
234 swapConversationFragment(); // .onBackendConnected(conversationList.get(position));
235 } else {
236 spl.closePane();
237 }
238 }
239 });
240 spl = (SlidingPaneLayout) findViewById(R.id.slidingpanelayout);
241 spl.setParallaxDistance(150);
242 spl.setShadowResource(R.drawable.es_slidingpane_shadow);
243 spl.setSliderFadeColor(0);
244 spl.setPanelSlideListener(new PanelSlideListener() {
245
246 @Override
247 public void onPanelOpened(View arg0) {
248 paneShouldBeOpen = true;
249 getActionBar().setDisplayHomeAsUpEnabled(false);
250 getActionBar().setTitle(R.string.app_name);
251 invalidateOptionsMenu();
252 hideKeyboard();
253 }
254
255 @Override
256 public void onPanelClosed(View arg0) {
257 paneShouldBeOpen = false;
258 if ((conversationList.size() > 0)
259 && (getSelectedConversation() != null)) {
260 getActionBar().setDisplayHomeAsUpEnabled(true);
261 getActionBar().setTitle(
262 getSelectedConversation().getName(useSubject));
263 invalidateOptionsMenu();
264 if (!getSelectedConversation().isRead()) {
265 getSelectedConversation().markRead();
266 UIHelper.updateNotification(getApplicationContext(),
267 getConversationList(), null, false);
268 listView.invalidateViews();
269 }
270 }
271 }
272
273 @Override
274 public void onPanelSlide(View arg0, float arg1) {
275 // TODO Auto-generated method stub
276
277 }
278 });
279 }
280
281 @Override
282 public boolean onCreateOptionsMenu(Menu menu) {
283 getMenuInflater().inflate(R.menu.conversations, menu);
284 MenuItem menuSecure = (MenuItem) menu.findItem(R.id.action_security);
285 MenuItem menuArchive = (MenuItem) menu.findItem(R.id.action_archive);
286 MenuItem menuMucDetails = (MenuItem) menu
287 .findItem(R.id.action_muc_details);
288 MenuItem menuContactDetails = (MenuItem) menu
289 .findItem(R.id.action_contact_details);
290 MenuItem menuInviteContacts = (MenuItem) menu
291 .findItem(R.id.action_invite);
292 MenuItem menuAttach = (MenuItem) menu.findItem(R.id.action_attach_file);
293 MenuItem menuClearHistory = (MenuItem) menu.findItem(R.id.action_clear_history);
294
295 if ((spl.isOpen() && (spl.isSlideable()))) {
296 menuArchive.setVisible(false);
297 menuMucDetails.setVisible(false);
298 menuContactDetails.setVisible(false);
299 menuSecure.setVisible(false);
300 menuInviteContacts.setVisible(false);
301 menuAttach.setVisible(false);
302 menuClearHistory.setVisible(false);
303 } else {
304 ((MenuItem) menu.findItem(R.id.action_add)).setVisible(!spl
305 .isSlideable());
306 if (this.getSelectedConversation() != null) {
307 if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
308 menuContactDetails.setVisible(false);
309 menuSecure.setVisible(false);
310 menuAttach.setVisible(false);
311 } else {
312 menuMucDetails.setVisible(false);
313 menuInviteContacts.setVisible(false);
314 if (this.getSelectedConversation().getLatestMessage()
315 .getEncryption() != Message.ENCRYPTION_NONE) {
316 menuSecure.setIcon(R.drawable.ic_action_secure);
317 }
318 }
319 }
320 }
321 return true;
322 }
323
324 @Override
325 public boolean onOptionsItemSelected(MenuItem item) {
326 switch (item.getItemId()) {
327 case android.R.id.home:
328 spl.openPane();
329 break;
330 case R.id.action_attach_file:
331 selectPresence(getSelectedConversation(), new OnPresenceSelected() {
332
333 @Override
334 public void onPresenceSelected(boolean success, String presence) {
335 if (success) {
336 Intent attachFileIntent = new Intent();
337 attachFileIntent.setType("image/*");
338 attachFileIntent.setAction(Intent.ACTION_GET_CONTENT);
339 Intent chooser = Intent.createChooser(attachFileIntent, getString(R.string.attach_file));
340 startActivityForResult(chooser, ATTACH_FILE);
341 }
342 }
343
344 @Override
345 public void onSendPlainTextInstead() {
346 // TODO Auto-generated method stub
347
348 }
349 },"file");
350 break;
351 case R.id.action_add:
352 startActivity(new Intent(this, ContactsActivity.class));
353 break;
354 case R.id.action_archive:
355 this.endConversation(getSelectedConversation());
356 break;
357 case R.id.action_contact_details:
358 Contact contact = this.getSelectedConversation().getContact();
359 if (contact != null) {
360 Intent intent = new Intent(this, ContactDetailsActivity.class);
361 intent.setAction(ContactDetailsActivity.ACTION_VIEW_CONTACT);
362 intent.putExtra("uuid", contact.getUuid());
363 startActivity(intent);
364 } else {
365 showAddToRosterDialog(getSelectedConversation());
366 }
367 break;
368 case R.id.action_muc_details:
369 Intent intent = new Intent(this, MucDetailsActivity.class);
370 intent.setAction(MucDetailsActivity.ACTION_VIEW_MUC);
371 intent.putExtra("uuid", getSelectedConversation().getUuid());
372 startActivity(intent);
373 break;
374 case R.id.action_invite:
375 Intent inviteIntent = new Intent(getApplicationContext(),
376 ContactsActivity.class);
377 inviteIntent.setAction("invite");
378 inviteIntent.putExtra("uuid", selectedConversation.getUuid());
379 startActivity(inviteIntent);
380 break;
381 case R.id.action_security:
382 final Conversation selConv = getSelectedConversation();
383 View menuItemView = findViewById(R.id.action_security);
384 PopupMenu popup = new PopupMenu(this, menuItemView);
385 final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
386 .findFragmentByTag("conversation");
387 if (fragment != null) {
388 popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
389
390 @Override
391 public boolean onMenuItemClick(MenuItem item) {
392 switch (item.getItemId()) {
393 case R.id.encryption_choice_none:
394 selConv.nextMessageEncryption = Message.ENCRYPTION_NONE;
395 item.setChecked(true);
396 break;
397 case R.id.encryption_choice_otr:
398 selConv.nextMessageEncryption = Message.ENCRYPTION_OTR;
399 item.setChecked(true);
400 break;
401 case R.id.encryption_choice_pgp:
402 selConv.nextMessageEncryption = Message.ENCRYPTION_PGP;
403 item.setChecked(true);
404 break;
405 default:
406 selConv.nextMessageEncryption = Message.ENCRYPTION_NONE;
407 break;
408 }
409 fragment.updateChatMsgHint();
410 return true;
411 }
412 });
413 popup.inflate(R.menu.encryption_choices);
414 switch (selConv.nextMessageEncryption) {
415 case Message.ENCRYPTION_NONE:
416 popup.getMenu().findItem(R.id.encryption_choice_none)
417 .setChecked(true);
418 break;
419 case Message.ENCRYPTION_OTR:
420 popup.getMenu().findItem(R.id.encryption_choice_otr)
421 .setChecked(true);
422 break;
423 case Message.ENCRYPTION_PGP:
424 popup.getMenu().findItem(R.id.encryption_choice_pgp)
425 .setChecked(true);
426 break;
427 case Message.ENCRYPTION_DECRYPTED:
428 popup.getMenu().findItem(R.id.encryption_choice_pgp)
429 .setChecked(true);
430 break;
431 default:
432 popup.getMenu().findItem(R.id.encryption_choice_none)
433 .setChecked(true);
434 break;
435 }
436 popup.show();
437 }
438
439 break;
440 case R.id.action_clear_history:
441 clearHistoryDialog(getSelectedConversation());
442 break;
443 default:
444 break;
445 }
446 return super.onOptionsItemSelected(item);
447 }
448
449 private void endConversation(Conversation conversation) {
450 conversation.setStatus(Conversation.STATUS_ARCHIVED);
451 paneShouldBeOpen = true;
452 spl.openPane();
453 xmppConnectionService.archiveConversation(conversation);
454 if (conversationList.size() > 0) {
455 selectedConversation = conversationList.get(0);
456 } else {
457 selectedConversation = null;
458 }
459 }
460
461 protected void clearHistoryDialog(final Conversation conversation) {
462 AlertDialog.Builder builder = new AlertDialog.Builder(this);
463 builder.setTitle(getString(R.string.clear_conversation_history));
464 View dialogView = getLayoutInflater().inflate(R.layout.dialog_clear_history, null);
465 final CheckBox endConversationCheckBox = (CheckBox) dialogView.findViewById(R.id.end_conversation_checkbox);
466 builder.setView(dialogView);
467 builder.setNegativeButton(getString(R.string.cancel), null);
468 builder.setPositiveButton(getString(R.string.delete_messages), new OnClickListener() {
469
470 @Override
471 public void onClick(DialogInterface dialog, int which) {
472 activity.xmppConnectionService.clearConversationHistory(conversation);
473 if (endConversationCheckBox.isChecked()) {
474 endConversation(conversation);
475 }
476 }
477 });
478 builder.create().show();
479 }
480
481 protected ConversationFragment swapConversationFragment() {
482 ConversationFragment selectedFragment = new ConversationFragment();
483
484 FragmentTransaction transaction = getFragmentManager()
485 .beginTransaction();
486 transaction.replace(R.id.selected_conversation, selectedFragment,
487 "conversation");
488 transaction.commit();
489 return selectedFragment;
490 }
491
492 @Override
493 public boolean onKeyDown(int keyCode, KeyEvent event) {
494 if (keyCode == KeyEvent.KEYCODE_BACK) {
495 if (!spl.isOpen()) {
496 spl.openPane();
497 return false;
498 }
499 }
500 return super.onKeyDown(keyCode, event);
501 }
502
503 @Override
504 public void onStart() {
505 super.onStart();
506 SharedPreferences preferences = PreferenceManager
507 .getDefaultSharedPreferences(this);
508 this.useSubject = preferences.getBoolean("use_subject_in_muc", true);
509 if (this.xmppConnectionServiceBound) {
510 this.onBackendConnected();
511 }
512 if (conversationList.size() >= 1) {
513 onConvChanged.onConversationListChanged();
514 }
515 }
516
517 @Override
518 protected void onStop() {
519 if (xmppConnectionServiceBound) {
520 xmppConnectionService.removeOnConversationListChangedListener();
521 }
522 super.onStop();
523 }
524
525 @Override
526 void onBackendConnected() {
527 this.registerListener();
528 if (conversationList.size() == 0) {
529 updateConversationList();
530 }
531
532 if ((getIntent().getAction() != null)
533 && (getIntent().getAction().equals(Intent.ACTION_VIEW) && (!handledViewIntent))) {
534 if (getIntent().getType().equals(
535 ConversationActivity.VIEW_CONVERSATION)) {
536 handledViewIntent = true;
537
538 String convToView = (String) getIntent().getExtras().get(
539 CONVERSATION);
540
541 for (int i = 0; i < conversationList.size(); ++i) {
542 if (conversationList.get(i).getUuid().equals(convToView)) {
543 selectedConversation = conversationList.get(i);
544 }
545 }
546 paneShouldBeOpen = false;
547 String text = getIntent().getExtras().getString(TEXT, null);
548 swapConversationFragment().setText(text);
549 }
550 } else {
551 if (xmppConnectionService.getAccounts().size() == 0) {
552 startActivity(new Intent(this, ManageAccountActivity.class));
553 finish();
554 } else if (conversationList.size() <= 0) {
555 // add no history
556 startActivity(new Intent(this, ContactsActivity.class));
557 finish();
558 } else {
559 spl.openPane();
560 // find currently loaded fragment
561 ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager()
562 .findFragmentByTag("conversation");
563 if (selectedFragment != null) {
564 selectedFragment.onBackendConnected();
565 } else {
566 selectedConversation = conversationList.get(0);
567 swapConversationFragment();
568 }
569 ExceptionHelper.checkForCrash(this, this.xmppConnectionService);
570 }
571 }
572 }
573
574 public void registerListener() {
575 if (xmppConnectionServiceBound) {
576 xmppConnectionService
577 .setOnConversationListChangedListener(this.onConvChanged);
578 }
579 }
580
581 @Override
582 protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
583 super.onActivityResult(requestCode, resultCode, data);
584 if (resultCode == RESULT_OK) {
585 if (requestCode == REQUEST_DECRYPT_PGP) {
586 ConversationFragment selectedFragment = (ConversationFragment) getFragmentManager()
587 .findFragmentByTag("conversation");
588 if (selectedFragment != null) {
589 selectedFragment.hidePgpPassphraseBox();
590 }
591 } else if (requestCode == ATTACH_FILE) {
592 final Conversation conversation = getSelectedConversation();
593 String presence = conversation.getNextPresence();
594 if (conversation.nextMessageEncryption == Message.ENCRYPTION_NONE) {
595 xmppConnectionService.attachImageToConversation(conversation, presence, data.getData());
596 } else if (conversation.nextMessageEncryption == Message.ENCRYPTION_PGP) {
597 pendingMessage = xmppConnectionService.attachEncryptedImageToConversation(conversation, presence, data.getData(), new OnPgpEngineResult() {
598
599 @Override
600 public void userInputRequried(PendingIntent pi) {
601 Log.d(LOGTAG,"user input requried");
602 try {
603 startIntentSenderForResult(pi.getIntentSender(),
604 ConversationActivity.REQUEST_SEND_PGP_IMAGE, null, 0,
605 0, 0);
606 } catch (SendIntentException e1) {
607 Log.d("xmppService","failed to start intent to send message");
608 }
609 }
610
611 @Override
612 public void success() {
613 conversation.getMessages().add(pendingMessage);
614 pendingMessage.setStatus(Message.STATUS_OFFERED);
615 xmppConnectionService.databaseBackend.createMessage(pendingMessage);
616 xmppConnectionService.sendMessage(pendingMessage, null);
617 xmppConnectionService.updateUi(conversation, false);
618 }
619
620 @Override
621 public void error(OpenPgpError openPgpError) {
622 Log.d(LOGTAG,"pgp error"+openPgpError.getMessage());
623 }
624 });
625 } else {
626 Log.d(LOGTAG,"unknown next message encryption: "+conversation.nextMessageEncryption);
627 }
628 }
629 }
630 }
631
632 public void updateConversationList() {
633 conversationList.clear();
634 conversationList.addAll(xmppConnectionService.getConversations());
635 listView.invalidateViews();
636 }
637
638 public void selectPresence(final Conversation conversation, final OnPresenceSelected listener, String reason) {
639 Account account = conversation.getAccount();
640 if (account.getStatus() != Account.STATUS_ONLINE) {
641 AlertDialog.Builder builder = new AlertDialog.Builder(this);
642 builder.setTitle(getString(R.string.not_connected));
643 builder.setIconAttribute(android.R.attr.alertDialogIcon);
644 if ("otr".equals(reason)) {
645 builder.setMessage(getString(R.string.you_are_offline,getString(R.string.otr_messages)));
646 } else if ("file".equals(reason)) {
647 builder.setMessage(getString(R.string.you_are_offline,getString(R.string.files)));
648 } else {
649 builder.setMessage(getString(R.string.you_are_offline_blank));
650 }
651 builder.setNegativeButton(getString(R.string.cancel), null);
652 builder.setPositiveButton(getString(R.string.manage_account), new OnClickListener() {
653
654 @Override
655 public void onClick(DialogInterface dialog, int which) {
656 startActivity(new Intent(activity, ManageAccountActivity.class));
657 }
658 });
659 builder.create().show();
660 listener.onPresenceSelected(false, null);
661 } else {
662 Contact contact = conversation.getContact();
663 if (contact==null) {
664 showAddToRosterDialog(conversation);
665 listener.onPresenceSelected(false,null);
666 } else {
667 Hashtable<String, Integer> presences = contact.getPresences();
668 if (presences.size() == 0) {
669 AlertDialog.Builder builder = new AlertDialog.Builder(this);
670 builder.setTitle(getString(R.string.contact_offline));
671 if ("otr".equals(reason)) {
672 builder.setMessage(getString(R.string.contact_offline_otr));
673 builder.setPositiveButton(getString(R.string.send_unencrypted), new OnClickListener() {
674
675 @Override
676 public void onClick(DialogInterface dialog, int which) {
677 listener.onSendPlainTextInstead();
678 }
679 });
680 } else if ("file".equals(reason)) {
681 builder.setMessage(getString(R.string.contact_offline_file));
682 }
683 builder.setIconAttribute(android.R.attr.alertDialogIcon);
684 builder.setNegativeButton(getString(R.string.cancel), null);
685 builder.create().show();
686 listener.onPresenceSelected(false, null);
687 } else if (presences.size() == 1) {
688 String presence = (String) presences.keySet().toArray()[0];
689 conversation.setNextPresence(presence);
690 listener.onPresenceSelected(true, presence);
691 } else {
692 AlertDialog.Builder builder = new AlertDialog.Builder(this);
693 builder.setTitle(getString(R.string.choose_presence));
694 final String[] presencesArray = new String[presences.size()];
695 presences.keySet().toArray(presencesArray);
696 builder.setItems(presencesArray,
697 new DialogInterface.OnClickListener() {
698
699 @Override
700 public void onClick(DialogInterface dialog,
701 int which) {
702 String presence = presencesArray[which];
703 conversation.setNextPresence(presence);
704 listener.onPresenceSelected(true,presence);
705 }
706 });
707 builder.create().show();
708 }
709 }
710 }
711 }
712
713 private void showAddToRosterDialog(final Conversation conversation) {
714 String jid = conversation.getContactJid();
715 AlertDialog.Builder builder = new AlertDialog.Builder(this);
716 builder.setTitle(jid);
717 builder.setMessage(getString(R.string.not_in_roster));
718 builder.setNegativeButton(getString(R.string.cancel), null);
719 builder.setPositiveButton(getString(R.string.add_contact), new DialogInterface.OnClickListener() {
720
721 @Override
722 public void onClick(DialogInterface dialog, int which) {
723 String jid = conversation.getContactJid();
724 Account account = getSelectedConversation().getAccount();
725 String name = jid.split("@")[0];
726 Contact contact = new Contact(account, name, jid, null);
727 xmppConnectionService.createContact(contact);
728 }
729 });
730 builder.create().show();
731 }
732
733
734 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
735 private final WeakReference<ImageView> imageViewReference;
736 private Message message = null;
737
738 public BitmapWorkerTask(ImageView imageView) {
739 imageViewReference = new WeakReference<ImageView>(imageView);
740 }
741
742 @Override
743 protected Bitmap doInBackground(Message... params) {
744 message = params[0];
745 try {
746 return xmppConnectionService.getFileBackend().getThumbnail(message, (int) (metrics.density * 288),false);
747 } catch (FileNotFoundException e) {
748 Log.d("xmppService","file not found!");
749 return null;
750 }
751 }
752
753 @Override
754 protected void onPostExecute(Bitmap bitmap) {
755 if (imageViewReference != null && bitmap != null) {
756 final ImageView imageView = imageViewReference.get();
757 if (imageView != null) {
758 imageView.setImageBitmap(bitmap);
759 imageView.setBackgroundColor(0x00000000);
760 }
761 }
762 }
763 }
764
765 public void loadBitmap(Message message, ImageView imageView) {
766 Bitmap bm;
767 try {
768 bm = xmppConnectionService.getFileBackend().getThumbnail(message, (int) (metrics.density * 288), true);
769 } catch (FileNotFoundException e) {
770 bm = null;
771 }
772 if (bm!=null) {
773 imageView.setImageBitmap(bm);
774 imageView.setBackgroundColor(0x00000000);
775 } else {
776 if (cancelPotentialWork(message, imageView)) {
777 imageView.setBackgroundColor(0xff333333);
778 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
779 final AsyncDrawable asyncDrawable =
780 new AsyncDrawable(getResources(), null, task);
781 imageView.setImageDrawable(asyncDrawable);
782 task.execute(message);
783 }
784 }
785 }
786
787 public static boolean cancelPotentialWork(Message message, ImageView imageView) {
788 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
789
790 if (bitmapWorkerTask != null) {
791 final Message oldMessage = bitmapWorkerTask.message;
792 if (oldMessage == null || message != oldMessage) {
793 bitmapWorkerTask.cancel(true);
794 } else {
795 return false;
796 }
797 }
798 return true;
799 }
800
801 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
802 if (imageView != null) {
803 final Drawable drawable = imageView.getDrawable();
804 if (drawable instanceof AsyncDrawable) {
805 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
806 return asyncDrawable.getBitmapWorkerTask();
807 }
808 }
809 return null;
810 }
811
812 static class AsyncDrawable extends BitmapDrawable {
813 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
814
815 public AsyncDrawable(Resources res, Bitmap bitmap,
816 BitmapWorkerTask bitmapWorkerTask) {
817 super(res, bitmap);
818 bitmapWorkerTaskReference =
819 new WeakReference<BitmapWorkerTask>(bitmapWorkerTask);
820 }
821
822 public BitmapWorkerTask getBitmapWorkerTask() {
823 return bitmapWorkerTaskReference.get();
824 }
825 }
826}