StartConversationActivity.java

  1package eu.siacs.conversations.ui;
  2
  3import android.Manifest;
  4import android.annotation.SuppressLint;
  5import android.annotation.TargetApi;
  6import android.app.ActionBar;
  7import android.app.ActionBar.Tab;
  8import android.app.ActionBar.TabListener;
  9import android.app.AlertDialog;
 10import android.app.Fragment;
 11import android.app.FragmentTransaction;
 12import android.app.ListFragment;
 13import android.content.Context;
 14import android.content.DialogInterface;
 15import android.content.DialogInterface.OnClickListener;
 16import android.content.Intent;
 17import android.content.pm.PackageManager;
 18import android.net.Uri;
 19import android.nfc.NdefMessage;
 20import android.nfc.NdefRecord;
 21import android.nfc.NfcAdapter;
 22import android.os.Build;
 23import android.os.Bundle;
 24import android.os.Parcelable;
 25import android.support.v13.app.FragmentPagerAdapter;
 26import android.support.v4.view.ViewPager;
 27import android.text.Editable;
 28import android.text.TextWatcher;
 29import android.util.Log;
 30import android.view.ContextMenu;
 31import android.view.ContextMenu.ContextMenuInfo;
 32import android.view.KeyEvent;
 33import android.view.Menu;
 34import android.view.MenuItem;
 35import android.view.View;
 36import android.view.inputmethod.InputMethodManager;
 37import android.widget.AdapterView;
 38import android.widget.AdapterView.AdapterContextMenuInfo;
 39import android.widget.AdapterView.OnItemClickListener;
 40import android.widget.ArrayAdapter;
 41import android.widget.AutoCompleteTextView;
 42import android.widget.CheckBox;
 43import android.widget.Checkable;
 44import android.widget.EditText;
 45import android.widget.ListView;
 46import android.widget.Spinner;
 47import android.widget.Toast;
 48
 49import com.google.zxing.integration.android.IntentIntegrator;
 50import com.google.zxing.integration.android.IntentResult;
 51
 52import java.util.ArrayList;
 53import java.util.Arrays;
 54import java.util.Collections;
 55import java.util.List;
 56import java.util.concurrent.atomic.AtomicBoolean;
 57
 58import eu.siacs.conversations.Config;
 59import eu.siacs.conversations.R;
 60import eu.siacs.conversations.entities.Account;
 61import eu.siacs.conversations.entities.Blockable;
 62import eu.siacs.conversations.entities.Bookmark;
 63import eu.siacs.conversations.entities.Contact;
 64import eu.siacs.conversations.entities.Conversation;
 65import eu.siacs.conversations.entities.ListItem;
 66import eu.siacs.conversations.entities.Presences;
 67import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
 68import eu.siacs.conversations.ui.adapter.KnownHostsAdapter;
 69import eu.siacs.conversations.ui.adapter.ListItemAdapter;
 70import eu.siacs.conversations.utils.XmppUri;
 71import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 72import eu.siacs.conversations.xmpp.XmppConnection;
 73import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 74import eu.siacs.conversations.xmpp.jid.Jid;
 75
 76public class StartConversationActivity extends XmppActivity implements OnRosterUpdate, OnUpdateBlocklist {
 77
 78	public int conference_context_id;
 79	public int contact_context_id;
 80	private Tab mContactsTab;
 81	private Tab mConferencesTab;
 82	private ViewPager mViewPager;
 83	private MyListFragment mContactsListFragment = new MyListFragment();
 84	private List<ListItem> contacts = new ArrayList<>();
 85	private ArrayAdapter<ListItem> mContactsAdapter;
 86	private MyListFragment mConferenceListFragment = new MyListFragment();
 87	private List<ListItem> conferences = new ArrayList<ListItem>();
 88	private ArrayAdapter<ListItem> mConferenceAdapter;
 89	private List<String> mActivatedAccounts = new ArrayList<String>();
 90	private List<String> mKnownHosts;
 91	private List<String> mKnownConferenceHosts;
 92	private Invite mPendingInvite = null;
 93	private Menu mOptionsMenu;
 94	private EditText mSearchEditText;
 95	private AtomicBoolean mRequestedContactsPermission = new AtomicBoolean(false);
 96	private final int REQUEST_SYNC_CONTACTS = 0x3b28cf;
 97
 98	private MenuItem.OnActionExpandListener mOnActionExpandListener = new MenuItem.OnActionExpandListener() {
 99
100		@Override
101		public boolean onMenuItemActionExpand(MenuItem item) {
102			mSearchEditText.post(new Runnable() {
103
104				@Override
105				public void run() {
106					mSearchEditText.requestFocus();
107					InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
108					imm.showSoftInput(mSearchEditText,
109							InputMethodManager.SHOW_IMPLICIT);
110				}
111			});
112
113			return true;
114		}
115
116		@Override
117		public boolean onMenuItemActionCollapse(MenuItem item) {
118			InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
119			imm.hideSoftInputFromWindow(mSearchEditText.getWindowToken(),
120					InputMethodManager.HIDE_IMPLICIT_ONLY);
121			mSearchEditText.setText("");
122			filter(null);
123			return true;
124		}
125	};
126	private boolean mHideOfflineContacts = false;
127	private TabListener mTabListener = new TabListener() {
128
129		@Override
130		public void onTabUnselected(Tab tab, FragmentTransaction ft) {
131			return;
132		}
133
134		@Override
135		public void onTabSelected(Tab tab, FragmentTransaction ft) {
136			mViewPager.setCurrentItem(tab.getPosition());
137			onTabChanged();
138		}
139
140		@Override
141		public void onTabReselected(Tab tab, FragmentTransaction ft) {
142			return;
143		}
144	};
145	private ViewPager.SimpleOnPageChangeListener mOnPageChangeListener = new ViewPager.SimpleOnPageChangeListener() {
146		@Override
147		public void onPageSelected(int position) {
148			if (getActionBar() != null) {
149				getActionBar().setSelectedNavigationItem(position);
150			}
151			onTabChanged();
152		}
153	};
154	private TextWatcher mSearchTextWatcher = new TextWatcher() {
155
156		@Override
157		public void afterTextChanged(Editable editable) {
158			filter(editable.toString());
159		}
160
161		@Override
162		public void beforeTextChanged(CharSequence s, int start, int count,
163				int after) {
164		}
165
166		@Override
167		public void onTextChanged(CharSequence s, int start, int before,
168				int count) {
169		}
170	};
171	private MenuItem mMenuSearchView;
172	private ListItemAdapter.OnTagClickedListener mOnTagClickedListener = new ListItemAdapter.OnTagClickedListener() {
173		@Override
174		public void onTagClicked(String tag) {
175			if (mMenuSearchView != null) {
176				mMenuSearchView.expandActionView();
177				mSearchEditText.setText("");
178				mSearchEditText.append(tag);
179				filter(tag);
180			}
181		}
182	};
183	private String mInitialJid;
184
185	@Override
186	public void onRosterUpdate() {
187		this.refreshUi();
188	}
189
190	@Override
191	public void onCreate(Bundle savedInstanceState) {
192		super.onCreate(savedInstanceState);
193		setContentView(R.layout.activity_start_conversation);
194		mViewPager = (ViewPager) findViewById(R.id.start_conversation_view_pager);
195		ActionBar actionBar = getActionBar();
196		actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
197
198		mContactsTab = actionBar.newTab().setText(R.string.contacts)
199			.setTabListener(mTabListener);
200		mConferencesTab = actionBar.newTab().setText(R.string.conferences)
201			.setTabListener(mTabListener);
202		actionBar.addTab(mContactsTab);
203		actionBar.addTab(mConferencesTab);
204
205		mViewPager.setOnPageChangeListener(mOnPageChangeListener);
206		mViewPager.setAdapter(new FragmentPagerAdapter(getFragmentManager()) {
207
208			@Override
209			public int getCount() {
210				return 2;
211			}
212
213			@Override
214			public Fragment getItem(int position) {
215				if (position == 0) {
216					return mContactsListFragment;
217				} else {
218					return mConferenceListFragment;
219				}
220			}
221		});
222
223		mConferenceAdapter = new ListItemAdapter(this, conferences);
224		mConferenceListFragment.setListAdapter(mConferenceAdapter);
225		mConferenceListFragment.setContextMenu(R.menu.conference_context);
226		mConferenceListFragment
227			.setOnListItemClickListener(new OnItemClickListener() {
228
229				@Override
230				public void onItemClick(AdapterView<?> arg0, View arg1,
231						int position, long arg3) {
232					openConversationForBookmark(position);
233				}
234			});
235
236		mContactsAdapter = new ListItemAdapter(this, contacts);
237		((ListItemAdapter) mContactsAdapter).setOnTagClickedListener(this.mOnTagClickedListener);
238		mContactsListFragment.setListAdapter(mContactsAdapter);
239		mContactsListFragment.setContextMenu(R.menu.contact_context);
240		mContactsListFragment
241			.setOnListItemClickListener(new OnItemClickListener() {
242
243				@Override
244				public void onItemClick(AdapterView<?> arg0, View arg1,
245						int position, long arg3) {
246					openConversationForContact(position);
247				}
248			});
249
250		this.mHideOfflineContacts = getPreferences().getBoolean("hide_offline", false);
251
252	}
253
254	@Override
255	public void onStart() {
256		super.onStart();
257		askForContactsPermissions();
258	}
259
260	protected void openConversationForContact(int position) {
261		Contact contact = (Contact) contacts.get(position);
262		Conversation conversation = xmppConnectionService
263			.findOrCreateConversation(contact.getAccount(),
264					contact.getJid(), false);
265		switchToConversation(conversation);
266	}
267
268	protected void openConversationForContact() {
269		int position = contact_context_id;
270		openConversationForContact(position);
271	}
272
273	protected void openConversationForBookmark() {
274		openConversationForBookmark(conference_context_id);
275	}
276
277	protected void openConversationForBookmark(int position) {
278		Bookmark bookmark = (Bookmark) conferences.get(position);
279		Jid jid = bookmark.getJid();
280		if (jid == null) {
281			Toast.makeText(this,R.string.invalid_jid,Toast.LENGTH_SHORT).show();
282			return;
283		}
284		Conversation conversation = xmppConnectionService.findOrCreateConversation(bookmark.getAccount(),jid, true);
285		conversation.setBookmark(bookmark);
286		if (!conversation.getMucOptions().online()) {
287			xmppConnectionService.joinMuc(conversation);
288		}
289		if (!bookmark.autojoin()) {
290			bookmark.setAutojoin(true);
291			xmppConnectionService.pushBookmarks(bookmark.getAccount());
292		}
293		switchToConversation(conversation);
294	}
295
296	protected void openDetailsForContact() {
297		int position = contact_context_id;
298		Contact contact = (Contact) contacts.get(position);
299		switchToContactDetails(contact);
300	}
301
302	protected void toggleContactBlock() {
303		final int position = contact_context_id;
304		BlockContactDialog.show(this, xmppConnectionService, (Contact) contacts.get(position));
305	}
306
307	protected void deleteContact() {
308		final int position = contact_context_id;
309		final Contact contact = (Contact) contacts.get(position);
310		final AlertDialog.Builder builder = new AlertDialog.Builder(this);
311		builder.setNegativeButton(R.string.cancel, null);
312		builder.setTitle(R.string.action_delete_contact);
313		builder.setMessage(getString(R.string.remove_contact_text,
314				contact.getJid()));
315		builder.setPositiveButton(R.string.delete, new OnClickListener() {
316
317			@Override
318			public void onClick(DialogInterface dialog, int which) {
319				xmppConnectionService.deleteContactOnServer(contact);
320				filter(mSearchEditText.getText().toString());
321			}
322		});
323		builder.create().show();
324	}
325
326	protected void deleteConference() {
327		int position = conference_context_id;
328		final Bookmark bookmark = (Bookmark) conferences.get(position);
329
330		AlertDialog.Builder builder = new AlertDialog.Builder(this);
331		builder.setNegativeButton(R.string.cancel, null);
332		builder.setTitle(R.string.delete_bookmark);
333		builder.setMessage(getString(R.string.remove_bookmark_text,
334				bookmark.getJid()));
335		builder.setPositiveButton(R.string.delete, new OnClickListener() {
336
337			@Override
338			public void onClick(DialogInterface dialog, int which) {
339				bookmark.unregisterConversation();
340				Account account = bookmark.getAccount();
341				account.getBookmarks().remove(bookmark);
342				xmppConnectionService.pushBookmarks(account);
343				filter(mSearchEditText.getText().toString());
344			}
345		});
346		builder.create().show();
347
348	}
349
350	@SuppressLint("InflateParams")
351	protected void showCreateContactDialog(final String prefilledJid, final String fingerprint) {
352		EnterJidDialog dialog = new EnterJidDialog(
353			this, mKnownHosts, mActivatedAccounts,
354			getString(R.string.create_contact), getString(R.string.create),
355			prefilledJid, null, fingerprint == null
356		);
357
358		dialog.setOnEnterJidDialogPositiveListener(new EnterJidDialog.OnEnterJidDialogPositiveListener() {
359			@Override
360			public boolean onEnterJidDialogPositive(Jid accountJid, Jid contactJid) throws EnterJidDialog.JidError {
361				if (!xmppConnectionServiceBound) {
362					return false;
363				}
364
365				final Account account = xmppConnectionService.findAccountByJid(accountJid);
366				if (account == null) {
367					return true;
368				}
369
370				final Contact contact = account.getRoster().getContact(contactJid);
371				if (contact.showInRoster()) {
372					throw new EnterJidDialog.JidError(getString(R.string.contact_already_exists));
373				} else {
374					contact.addOtrFingerprint(fingerprint);
375					xmppConnectionService.createContact(contact);
376					switchToConversation(contact);
377					return true;
378				}
379			}
380		});
381
382		dialog.show();
383	}
384
385	@SuppressLint("InflateParams")
386	protected void showJoinConferenceDialog(final String prefilledJid) {
387		final AlertDialog.Builder builder = new AlertDialog.Builder(this);
388		builder.setTitle(R.string.join_conference);
389		final View dialogView = getLayoutInflater().inflate(R.layout.join_conference_dialog, null);
390		final Spinner spinner = (Spinner) dialogView.findViewById(R.id.account);
391		final AutoCompleteTextView jid = (AutoCompleteTextView) dialogView.findViewById(R.id.jid);
392		jid.setAdapter(new KnownHostsAdapter(this, android.R.layout.simple_list_item_1, mKnownConferenceHosts));
393		if (prefilledJid != null) {
394			jid.append(prefilledJid);
395		}
396		populateAccountSpinner(spinner);
397		final Checkable bookmarkCheckBox = (CheckBox) dialogView
398			.findViewById(R.id.bookmark);
399		builder.setView(dialogView);
400		builder.setNegativeButton(R.string.cancel, null);
401		builder.setPositiveButton(R.string.join, null);
402		final AlertDialog dialog = builder.create();
403		dialog.show();
404		dialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(
405				new View.OnClickListener() {
406
407					@Override
408					public void onClick(final View v) {
409						if (!xmppConnectionServiceBound) {
410							return;
411						}
412						final Account account = getSelectedAccount(spinner);
413						if (account == null) {
414							dialog.dismiss();
415							return;
416						}
417						final Jid conferenceJid;
418						try {
419							conferenceJid = Jid.fromString(jid.getText().toString());
420						} catch (final InvalidJidException e) {
421							jid.setError(getString(R.string.invalid_jid));
422							return;
423						}
424
425						if (bookmarkCheckBox.isChecked()) {
426							if (account.hasBookmarkFor(conferenceJid)) {
427								jid.setError(getString(R.string.bookmark_already_exists));
428							} else {
429								final Bookmark bookmark = new Bookmark(account, conferenceJid.toBareJid());
430								bookmark.setAutojoin(true);
431								String nick = conferenceJid.getResourcepart();
432								if (nick != null && !nick.isEmpty()) {
433									bookmark.setNick(nick);
434								}
435								account.getBookmarks().add(bookmark);
436								xmppConnectionService.pushBookmarks(account);
437								final Conversation conversation = xmppConnectionService
438										.findOrCreateConversation(account,
439												conferenceJid, true);
440								conversation.setBookmark(bookmark);
441								if (!conversation.getMucOptions().online()) {
442									xmppConnectionService.joinMuc(conversation);
443								}
444								dialog.dismiss();
445								switchToConversation(conversation);
446							}
447						} else {
448							final Conversation conversation = xmppConnectionService
449									.findOrCreateConversation(account,
450											conferenceJid, true);
451							if (!conversation.getMucOptions().online()) {
452								xmppConnectionService.joinMuc(conversation);
453							}
454							dialog.dismiss();
455							switchToConversation(conversation);
456						}
457					}
458				});
459	}
460
461	private Account getSelectedAccount(Spinner spinner) {
462		Jid jid;
463		try {
464			if (Config.DOMAIN_LOCK != null) {
465				jid = Jid.fromParts((String) spinner.getSelectedItem(), Config.DOMAIN_LOCK, null);
466			} else {
467				jid = Jid.fromString((String) spinner.getSelectedItem());
468			}
469		} catch (final InvalidJidException e) {
470			return null;
471		}
472		return xmppConnectionService.findAccountByJid(jid);
473	}
474
475	protected void switchToConversation(Contact contact) {
476		Conversation conversation = xmppConnectionService
477			.findOrCreateConversation(contact.getAccount(),
478					contact.getJid(), false);
479		switchToConversation(conversation);
480	}
481
482	private void populateAccountSpinner(Spinner spinner) {
483		ArrayAdapter<String> adapter = new ArrayAdapter<>(this,
484				android.R.layout.simple_spinner_item, mActivatedAccounts);
485		adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
486		spinner.setAdapter(adapter);
487	}
488
489	@Override
490	public boolean onCreateOptionsMenu(Menu menu) {
491		this.mOptionsMenu = menu;
492		getMenuInflater().inflate(R.menu.start_conversation, menu);
493		MenuItem menuCreateContact = menu.findItem(R.id.action_create_contact);
494		MenuItem menuCreateConference = menu.findItem(R.id.action_join_conference);
495		MenuItem menuHideOffline = menu.findItem(R.id.action_hide_offline);
496		menuHideOffline.setChecked(this.mHideOfflineContacts);
497		mMenuSearchView = menu.findItem(R.id.action_search);
498		mMenuSearchView.setOnActionExpandListener(mOnActionExpandListener);
499		View mSearchView = mMenuSearchView.getActionView();
500		mSearchEditText = (EditText) mSearchView
501			.findViewById(R.id.search_field);
502		mSearchEditText.addTextChangedListener(mSearchTextWatcher);
503		if (getActionBar().getSelectedNavigationIndex() == 0) {
504			menuCreateConference.setVisible(false);
505		} else {
506			menuCreateContact.setVisible(false);
507		}
508		if (mInitialJid != null) {
509			mMenuSearchView.expandActionView();
510			mSearchEditText.append(mInitialJid);
511			filter(mInitialJid);
512		}
513		return true;
514	}
515
516	@Override
517	public boolean onOptionsItemSelected(MenuItem item) {
518		switch (item.getItemId()) {
519			case R.id.action_create_contact:
520				showCreateContactDialog(null,null);
521				return true;
522			case R.id.action_join_conference:
523				showJoinConferenceDialog(null);
524				return true;
525			case R.id.action_scan_qr_code:
526				new IntentIntegrator(this).initiateScan();
527				return true;
528			case R.id.action_hide_offline:
529				mHideOfflineContacts = !item.isChecked();
530				getPreferences().edit().putBoolean("hide_offline", mHideOfflineContacts).commit();
531				if (mSearchEditText != null) {
532					filter(mSearchEditText.getText().toString());
533				}
534				invalidateOptionsMenu();
535		}
536		return super.onOptionsItemSelected(item);
537	}
538
539	@Override
540	public boolean onKeyUp(int keyCode, KeyEvent event) {
541		if (keyCode == KeyEvent.KEYCODE_SEARCH && !event.isLongPress()) {
542			mOptionsMenu.findItem(R.id.action_search).expandActionView();
543			return true;
544		}
545		return super.onKeyUp(keyCode, event);
546	}
547
548	@Override
549	public void onActivityResult(int requestCode, int resultCode, Intent intent) {
550		if ((requestCode & 0xFFFF) == IntentIntegrator.REQUEST_CODE) {
551			IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
552			if (scanResult != null && scanResult.getFormatName() != null) {
553				String data = scanResult.getContents();
554				Invite invite = new Invite(data);
555				if (xmppConnectionServiceBound) {
556					invite.invite();
557				} else if (invite.getJid() != null) {
558					this.mPendingInvite = invite;
559				} else {
560					this.mPendingInvite = null;
561				}
562			}
563		}
564		super.onActivityResult(requestCode, requestCode, intent);
565	}
566
567	private void askForContactsPermissions() {
568		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
569			if (checkSelfPermission(Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
570				if (mRequestedContactsPermission.compareAndSet(false, true)) {
571					if (shouldShowRequestPermissionRationale(Manifest.permission.READ_CONTACTS)) {
572						AlertDialog.Builder builder = new AlertDialog.Builder(this);
573						builder.setTitle(R.string.sync_with_contacts);
574						builder.setMessage(R.string.sync_with_contacts_long);
575						builder.setPositiveButton(R.string.next, new OnClickListener() {
576							@Override
577							public void onClick(DialogInterface dialog, int which) {
578								if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
579									requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
580								}
581							}
582						});
583						builder.create().show();
584					} else {
585						requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, 0);
586					}
587				}
588			}
589		}
590	}
591
592	@Override
593	public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
594		if (grantResults.length > 0)
595			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
596				if (requestCode == REQUEST_SYNC_CONTACTS && xmppConnectionServiceBound) {
597					xmppConnectionService.loadPhoneContacts();
598				}
599			}
600	}
601
602	@Override
603	protected void onBackendConnected() {
604		this.mActivatedAccounts.clear();
605		for (Account account : xmppConnectionService.getAccounts()) {
606			if (account.getStatus() != Account.State.DISABLED) {
607				if (Config.DOMAIN_LOCK != null) {
608					this.mActivatedAccounts.add(account.getJid().getLocalpart());
609				} else {
610					this.mActivatedAccounts.add(account.getJid().toBareJid().toString());
611				}
612			}
613		}
614		final Intent intent = getIntent();
615		final ActionBar ab = getActionBar();
616		if (intent != null && intent.getBooleanExtra("init",false) && ab != null) {
617			ab.setDisplayShowHomeEnabled(false);
618			ab.setDisplayHomeAsUpEnabled(false);
619			ab.setHomeButtonEnabled(false);
620		}
621		this.mKnownHosts = xmppConnectionService.getKnownHosts();
622		this.mKnownConferenceHosts = xmppConnectionService.getKnownConferenceHosts();
623		if (this.mPendingInvite != null) {
624			mPendingInvite.invite();
625			this.mPendingInvite = null;
626		} else if (!handleIntent(getIntent())) {
627			if (mSearchEditText != null) {
628				filter(mSearchEditText.getText().toString());
629			} else {
630				filter(null);
631			}
632		}
633		setIntent(null);
634	}
635
636	@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
637	Invite getInviteJellyBean(NdefRecord record) {
638		return new Invite(record.toUri());
639	}
640
641	protected boolean handleIntent(Intent intent) {
642		if (intent == null || intent.getAction() == null) {
643			return false;
644		}
645		switch (intent.getAction()) {
646			case Intent.ACTION_SENDTO:
647			case Intent.ACTION_VIEW:
648				Log.d(Config.LOGTAG, "received uri=" + intent.getData());
649				return new Invite(intent.getData()).invite();
650			case NfcAdapter.ACTION_NDEF_DISCOVERED:
651				for (Parcelable message : getIntent().getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES)) {
652					if (message instanceof NdefMessage) {
653						Log.d(Config.LOGTAG, "received message=" + message);
654						for (NdefRecord record : ((NdefMessage) message).getRecords()) {
655							switch (record.getTnf()) {
656								case NdefRecord.TNF_WELL_KNOWN:
657									if (Arrays.equals(record.getType(), NdefRecord.RTD_URI)) {
658										if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
659											return getInviteJellyBean(record).invite();
660										} else {
661											byte[] payload = record.getPayload();
662											if (payload[0] == 0) {
663												return new Invite(Uri.parse(new String(Arrays.copyOfRange(
664																	payload, 1, payload.length)))).invite();
665											}
666										}
667									}
668							}
669						}
670					}
671				}
672		}
673		return false;
674	}
675
676	private boolean handleJid(Invite invite) {
677		List<Contact> contacts = xmppConnectionService.findContacts(invite.getJid());
678		if (contacts.size() == 0) {
679			showCreateContactDialog(invite.getJid().toString(),invite.getFingerprint());
680			return false;
681		} else if (contacts.size() == 1) {
682			Contact contact = contacts.get(0);
683			if (invite.getFingerprint() != null) {
684				if (contact.addOtrFingerprint(invite.getFingerprint())) {
685					Log.d(Config.LOGTAG,"added new fingerprint");
686					xmppConnectionService.syncRosterToDisk(contact.getAccount());
687				}
688			}
689			switchToConversation(contact);
690			return true;
691		} else {
692			if (mMenuSearchView != null) {
693				mMenuSearchView.expandActionView();
694				mSearchEditText.setText("");
695				mSearchEditText.append(invite.getJid().toString());
696				filter(invite.getJid().toString());
697			} else {
698				mInitialJid = invite.getJid().toString();
699			}
700			return true;
701		}
702	}
703
704	protected void filter(String needle) {
705		if (xmppConnectionServiceBound) {
706			this.filterContacts(needle);
707			this.filterConferences(needle);
708		}
709	}
710
711	protected void filterContacts(String needle) {
712		this.contacts.clear();
713		for (Account account : xmppConnectionService.getAccounts()) {
714			if (account.getStatus() != Account.State.DISABLED) {
715				for (Contact contact : account.getRoster().getContacts()) {
716					if (contact.showInRoster() && contact.match(needle)
717							&& (!this.mHideOfflineContacts
718							|| contact.getPresences().getMostAvailableStatus() < Presences.OFFLINE)) {
719						this.contacts.add(contact);
720					}
721				}
722			}
723		}
724		Collections.sort(this.contacts);
725		mContactsAdapter.notifyDataSetChanged();
726	}
727
728	protected void filterConferences(String needle) {
729		this.conferences.clear();
730		for (Account account : xmppConnectionService.getAccounts()) {
731			if (account.getStatus() != Account.State.DISABLED) {
732				for (Bookmark bookmark : account.getBookmarks()) {
733					if (bookmark.match(needle)) {
734						this.conferences.add(bookmark);
735					}
736				}
737			}
738		}
739		Collections.sort(this.conferences);
740		mConferenceAdapter.notifyDataSetChanged();
741	}
742
743	private void onTabChanged() {
744		invalidateOptionsMenu();
745	}
746
747	@Override
748	public void OnUpdateBlocklist(final Status status) {
749		refreshUi();
750	}
751
752	@Override
753	protected void refreshUiReal() {
754		if (mSearchEditText != null) {
755			filter(mSearchEditText.getText().toString());
756		}
757	}
758
759	public static class MyListFragment extends ListFragment {
760		private AdapterView.OnItemClickListener mOnItemClickListener;
761		private int mResContextMenu;
762
763		public void setContextMenu(final int res) {
764			this.mResContextMenu = res;
765		}
766
767		@Override
768		public void onListItemClick(final ListView l, final View v, final int position, final long id) {
769			if (mOnItemClickListener != null) {
770				mOnItemClickListener.onItemClick(l, v, position, id);
771			}
772		}
773
774		public void setOnListItemClickListener(AdapterView.OnItemClickListener l) {
775			this.mOnItemClickListener = l;
776		}
777
778		@Override
779		public void onViewCreated(final View view, final Bundle savedInstanceState) {
780			super.onViewCreated(view, savedInstanceState);
781			registerForContextMenu(getListView());
782			getListView().setFastScrollEnabled(true);
783		}
784
785		@Override
786		public void onCreateContextMenu(final ContextMenu menu, final View v,
787				final ContextMenuInfo menuInfo) {
788			super.onCreateContextMenu(menu, v, menuInfo);
789			final StartConversationActivity activity = (StartConversationActivity) getActivity();
790			activity.getMenuInflater().inflate(mResContextMenu, menu);
791			final AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
792			if (mResContextMenu == R.menu.conference_context) {
793				activity.conference_context_id = acmi.position;
794			} else {
795				activity.contact_context_id = acmi.position;
796				final Blockable contact = (Contact) activity.contacts.get(acmi.position);
797				final MenuItem blockUnblockItem = menu.findItem(R.id.context_contact_block_unblock);
798				XmppConnection xmpp = contact.getAccount().getXmppConnection();
799				if (xmpp != null && xmpp.getFeatures().blocking()) {
800					if (contact.isBlocked()) {
801						blockUnblockItem.setTitle(R.string.unblock_contact);
802					} else {
803						blockUnblockItem.setTitle(R.string.block_contact);
804					}
805				} else {
806					blockUnblockItem.setVisible(false);
807				}
808			}
809		}
810
811		@Override
812		public boolean onContextItemSelected(final MenuItem item) {
813			StartConversationActivity activity = (StartConversationActivity) getActivity();
814			switch (item.getItemId()) {
815				case R.id.context_start_conversation:
816					activity.openConversationForContact();
817					break;
818				case R.id.context_contact_details:
819					activity.openDetailsForContact();
820					break;
821				case R.id.context_contact_block_unblock:
822					activity.toggleContactBlock();
823					break;
824				case R.id.context_delete_contact:
825					activity.deleteContact();
826					break;
827				case R.id.context_join_conference:
828					activity.openConversationForBookmark();
829					break;
830				case R.id.context_delete_conference:
831					activity.deleteConference();
832			}
833			return true;
834		}
835	}
836
837	private class Invite extends XmppUri {
838
839		public Invite(final Uri uri) {
840			super(uri);
841		}
842
843		public Invite(final String uri) {
844			super(uri);
845		}
846
847		boolean invite() {
848			if (jid != null) {
849				if (muc) {
850					showJoinConferenceDialog(jid);
851				} else {
852					return handleJid(this);
853				}
854			}
855			return false;
856		}
857	}
858}