1package eu.siacs.conversations.ui;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.app.Dialog;
   6import android.app.PendingIntent;
   7import android.content.ActivityNotFoundException;
   8import android.content.Context;
   9import android.content.Intent;
  10import android.content.SharedPreferences;
  11import android.content.pm.PackageManager;
  12import android.databinding.DataBindingUtil;
  13import android.net.Uri;
  14import android.os.Build;
  15import android.os.Bundle;
  16import android.support.annotation.NonNull;
  17import android.support.annotation.Nullable;
  18import android.support.design.widget.TextInputLayout;
  19import android.support.v4.app.Fragment;
  20import android.support.v4.app.FragmentManager;
  21import android.support.v4.app.FragmentTransaction;
  22import android.support.v4.view.PagerAdapter;
  23import android.support.v4.view.ViewPager;
  24import android.support.v4.widget.SwipeRefreshLayout;
  25import android.support.v7.app.ActionBar;
  26import android.support.v7.app.AlertDialog;
  27import android.support.v7.widget.Toolbar;
  28import android.text.Editable;
  29import android.text.Html;
  30import android.text.TextWatcher;
  31import android.text.method.LinkMovementMethod;
  32import android.util.Log;
  33import android.util.Pair;
  34import android.view.ContextMenu;
  35import android.view.ContextMenu.ContextMenuInfo;
  36import android.view.KeyEvent;
  37import android.view.Menu;
  38import android.view.MenuItem;
  39import android.view.View;
  40import android.view.ViewGroup;
  41import android.view.inputmethod.InputMethodManager;
  42import android.widget.AdapterView;
  43import android.widget.AdapterView.AdapterContextMenuInfo;
  44import android.widget.ArrayAdapter;
  45import android.widget.AutoCompleteTextView;
  46import android.widget.CheckBox;
  47import android.widget.EditText;
  48import android.widget.ListView;
  49import android.widget.Spinner;
  50import android.widget.TextView;
  51import android.widget.Toast;
  52
  53import java.util.ArrayList;
  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.databinding.ActivityStartConversationBinding;
  61import eu.siacs.conversations.entities.Account;
  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.MucOptions;
  67import eu.siacs.conversations.entities.Presence;
  68import eu.siacs.conversations.services.QuickConversationsService;
  69import eu.siacs.conversations.services.XmppConnectionService;
  70import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  71import eu.siacs.conversations.ui.adapter.ListItemAdapter;
  72import eu.siacs.conversations.ui.interfaces.OnBackendConnected;
  73import eu.siacs.conversations.ui.util.JidDialog;
  74import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
  75import eu.siacs.conversations.ui.util.PendingItem;
  76import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
  77import eu.siacs.conversations.ui.widget.SwipeRefreshListFragment;
  78import eu.siacs.conversations.utils.AccountUtils;
  79import eu.siacs.conversations.utils.XmppUri;
  80import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  81import eu.siacs.conversations.xmpp.XmppConnection;
  82import eu.siacs.conversations.xmpp.Jid;
  83
  84public class StartConversationActivity extends XmppActivity implements XmppConnectionService.OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, CreatePrivateGroupChatDialog.CreateConferenceDialogListener, JoinConferenceDialog.JoinConferenceDialogListener, SwipeRefreshLayout.OnRefreshListener, CreatePublicChannelDialog.CreatePublicChannelDialogListener {
  85
  86	public static final String EXTRA_INVITE_URI = "eu.siacs.conversations.invite_uri";
  87
  88	private final int REQUEST_SYNC_CONTACTS = 0x28cf;
  89	private final int REQUEST_CREATE_CONFERENCE = 0x39da;
  90	private final PendingItem<Intent> pendingViewIntent = new PendingItem<>();
  91	private final PendingItem<String> mInitialSearchValue = new PendingItem<>();
  92	private final AtomicBoolean oneShotKeyboardSuppress = new AtomicBoolean();
  93	public int conference_context_id;
  94	public int contact_context_id;
  95	private ListPagerAdapter mListPagerAdapter;
  96	private List<ListItem> contacts = new ArrayList<>();
  97	private ListItemAdapter mContactsAdapter;
  98	private List<ListItem> conferences = new ArrayList<>();
  99	private ListItemAdapter mConferenceAdapter;
 100	private List<String> mActivatedAccounts = new ArrayList<>();
 101	private EditText mSearchEditText;
 102	private AtomicBoolean mRequestedContactsPermission = new AtomicBoolean(false);
 103	private AtomicBoolean mOpenedFab = new AtomicBoolean(false);
 104	private boolean mHideOfflineContacts = false;
 105	private boolean createdByViewIntent = false;
 106	private MenuItem.OnActionExpandListener mOnActionExpandListener = new MenuItem.OnActionExpandListener() {
 107
 108		@Override
 109		public boolean onMenuItemActionExpand(MenuItem item) {
 110			mSearchEditText.post(() -> {
 111				updateSearchViewHint();
 112				mSearchEditText.requestFocus();
 113				if (oneShotKeyboardSuppress.compareAndSet(true, false)) {
 114					return;
 115				}
 116				InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
 117				if (imm != null) {
 118					imm.showSoftInput(mSearchEditText, InputMethodManager.SHOW_IMPLICIT);
 119				}
 120			});
 121			if (binding.speedDial.isOpen()) {
 122				binding.speedDial.close();
 123			}
 124			return true;
 125		}
 126
 127		@Override
 128		public boolean onMenuItemActionCollapse(MenuItem item) {
 129			SoftKeyboardUtils.hideSoftKeyboard(StartConversationActivity.this);
 130			mSearchEditText.setText("");
 131			filter(null);
 132			return true;
 133		}
 134	};
 135	private TextWatcher mSearchTextWatcher = new TextWatcher() {
 136
 137		@Override
 138		public void afterTextChanged(Editable editable) {
 139			filter(editable.toString());
 140		}
 141
 142		@Override
 143		public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 144		}
 145
 146		@Override
 147		public void onTextChanged(CharSequence s, int start, int before, int count) {
 148		}
 149	};
 150	private MenuItem mMenuSearchView;
 151	private ListItemAdapter.OnTagClickedListener mOnTagClickedListener = new ListItemAdapter.OnTagClickedListener() {
 152		@Override
 153		public void onTagClicked(String tag) {
 154			if (mMenuSearchView != null) {
 155				mMenuSearchView.expandActionView();
 156				mSearchEditText.setText("");
 157				mSearchEditText.append(tag);
 158				filter(tag);
 159			}
 160		}
 161	};
 162	private Pair<Integer, Intent> mPostponedActivityResult;
 163	private Toast mToast;
 164	private UiCallback<Conversation> mAdhocConferenceCallback = new UiCallback<Conversation>() {
 165		@Override
 166		public void success(final Conversation conversation) {
 167			runOnUiThread(() -> {
 168				hideToast();
 169				switchToConversation(conversation);
 170			});
 171		}
 172
 173		@Override
 174		public void error(final int errorCode, Conversation object) {
 175			runOnUiThread(() -> replaceToast(getString(errorCode)));
 176		}
 177
 178		@Override
 179		public void userInputRequired(PendingIntent pi, Conversation object) {
 180
 181		}
 182	};
 183	private ActivityStartConversationBinding binding;
 184	private TextView.OnEditorActionListener mSearchDone = new TextView.OnEditorActionListener() {
 185		@Override
 186		public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
 187			int pos = binding.startConversationViewPager.getCurrentItem();
 188			if (pos == 0) {
 189				if (contacts.size() == 1) {
 190					openConversationForContact((Contact) contacts.get(0));
 191					return true;
 192				} else if (contacts.size() == 0 && conferences.size() == 1) {
 193					openConversationsForBookmark((Bookmark) conferences.get(0));
 194					return true;
 195				}
 196			} else {
 197				if (conferences.size() == 1) {
 198					openConversationsForBookmark((Bookmark) conferences.get(0));
 199					return true;
 200				} else if (conferences.size() == 0 && contacts.size() == 1) {
 201					openConversationForContact((Contact) contacts.get(0));
 202					return true;
 203				}
 204			}
 205			SoftKeyboardUtils.hideSoftKeyboard(StartConversationActivity.this);
 206			mListPagerAdapter.requestFocus(pos);
 207			return true;
 208		}
 209	};
 210
 211	public static void populateAccountSpinner(Context context, List<String> accounts, Spinner spinner) {
 212		if (accounts.size() > 0) {
 213			ArrayAdapter<String> adapter = new ArrayAdapter<>(context, R.layout.simple_list_item, accounts);
 214			adapter.setDropDownViewResource(R.layout.simple_list_item);
 215			spinner.setAdapter(adapter);
 216			spinner.setEnabled(true);
 217		} else {
 218			ArrayAdapter<String> adapter = new ArrayAdapter<>(context,
 219					R.layout.simple_list_item,
 220					Collections.singletonList(context.getString(R.string.no_accounts)));
 221			adapter.setDropDownViewResource(R.layout.simple_list_item);
 222			spinner.setAdapter(adapter);
 223			spinner.setEnabled(false);
 224		}
 225	}
 226
 227	public static void launch(Context context) {
 228		final Intent intent = new Intent(context, StartConversationActivity.class);
 229		context.startActivity(intent);
 230	}
 231
 232	private static Intent createLauncherIntent(Context context) {
 233		final Intent intent = new Intent(context, StartConversationActivity.class);
 234		intent.setAction(Intent.ACTION_MAIN);
 235		intent.addCategory(Intent.CATEGORY_LAUNCHER);
 236		return intent;
 237	}
 238
 239	private static boolean isViewIntent(final Intent i) {
 240		return i != null && (Intent.ACTION_VIEW.equals(i.getAction()) || Intent.ACTION_SENDTO.equals(i.getAction()) || i.hasExtra(EXTRA_INVITE_URI));
 241	}
 242
 243	protected void hideToast() {
 244		if (mToast != null) {
 245			mToast.cancel();
 246		}
 247	}
 248
 249	protected void replaceToast(String msg) {
 250		hideToast();
 251		mToast = Toast.makeText(this, msg, Toast.LENGTH_LONG);
 252		mToast.show();
 253	}
 254
 255	@Override
 256	public void onRosterUpdate() {
 257		this.refreshUi();
 258	}
 259
 260	@Override
 261	public void onCreate(Bundle savedInstanceState) {
 262		super.onCreate(savedInstanceState);
 263		this.binding = DataBindingUtil.setContentView(this, R.layout.activity_start_conversation);
 264		Toolbar toolbar = (Toolbar) binding.toolbar;
 265		setSupportActionBar(toolbar);
 266		configureActionBar(getSupportActionBar());
 267
 268		binding.speedDial.inflate(R.menu.start_conversation_fab_submenu);
 269
 270		binding.tabLayout.setupWithViewPager(binding.startConversationViewPager);
 271		binding.startConversationViewPager.addOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
 272			@Override
 273			public void onPageSelected(int position) {
 274				updateSearchViewHint();
 275			}
 276		});
 277		mListPagerAdapter = new ListPagerAdapter(getSupportFragmentManager());
 278		binding.startConversationViewPager.setAdapter(mListPagerAdapter);
 279
 280		mConferenceAdapter = new ListItemAdapter(this, conferences);
 281		mContactsAdapter = new ListItemAdapter(this, contacts);
 282		mContactsAdapter.setOnTagClickedListener(this.mOnTagClickedListener);
 283
 284		final SharedPreferences preferences = getPreferences();
 285
 286		this.mHideOfflineContacts = QuickConversationsService.isConversations() && preferences.getBoolean("hide_offline", false);
 287
 288		final boolean startSearching = preferences.getBoolean("start_searching",getResources().getBoolean(R.bool.start_searching));
 289
 290		final Intent intent;
 291		if (savedInstanceState == null) {
 292			intent = getIntent();
 293		} else {
 294			createdByViewIntent = savedInstanceState.getBoolean("created_by_view_intent", false);
 295			final String search = savedInstanceState.getString("search");
 296			if (search != null) {
 297				mInitialSearchValue.push(search);
 298			}
 299			intent = savedInstanceState.getParcelable("intent");
 300		}
 301
 302		if (isViewIntent(intent)) {
 303			pendingViewIntent.push(intent);
 304			createdByViewIntent = true;
 305			setIntent(createLauncherIntent(this));
 306		} else if (startSearching && mInitialSearchValue.peek() == null) {
 307			mInitialSearchValue.push("");
 308		}
 309		mRequestedContactsPermission.set(savedInstanceState != null && savedInstanceState.getBoolean("requested_contacts_permission",false));
 310		mOpenedFab.set(savedInstanceState != null && savedInstanceState.getBoolean("opened_fab",false));
 311		binding.speedDial.setOnActionSelectedListener(actionItem -> {
 312			final String searchString = mSearchEditText != null ? mSearchEditText.getText().toString() : null;
 313			final String prefilled;
 314			if (isValidJid(searchString)) {
 315				prefilled = Jid.ofEscaped(searchString).toEscapedString();
 316			} else {
 317				prefilled = null;
 318			}
 319			switch (actionItem.getId()) {
 320				case R.id.discover_public_channels:
 321					startActivity(new Intent(this, ChannelDiscoveryActivity.class));
 322					break;
 323				case R.id.join_public_channel:
 324					showJoinConferenceDialog(prefilled);
 325					break;
 326				case R.id.create_private_group_chat:
 327					showCreatePrivateGroupChatDialog();
 328					break;
 329				case R.id.create_public_channel:
 330					showPublicChannelDialog();
 331					break;
 332				case R.id.create_contact:
 333					showCreateContactDialog(prefilled,null);
 334					break;
 335			}
 336			return false;
 337		});
 338	}
 339
 340	public static boolean isValidJid(String input) {
 341		try {
 342			Jid jid = Jid.ofEscaped(input);
 343			return !jid.isDomainJid();
 344		} catch (IllegalArgumentException e) {
 345			return false;
 346		}
 347	}
 348
 349	@Override
 350	public void onSaveInstanceState(Bundle savedInstanceState) {
 351		Intent pendingIntent = pendingViewIntent.peek();
 352		savedInstanceState.putParcelable("intent", pendingIntent != null ? pendingIntent : getIntent());
 353		savedInstanceState.putBoolean("requested_contacts_permission",mRequestedContactsPermission.get());
 354		savedInstanceState.putBoolean("opened_fab",mOpenedFab.get());
 355		savedInstanceState.putBoolean("created_by_view_intent",createdByViewIntent);
 356		if (mMenuSearchView != null && mMenuSearchView.isActionViewExpanded()) {
 357			savedInstanceState.putString("search", mSearchEditText != null ? mSearchEditText.getText().toString() : null);
 358		}
 359		super.onSaveInstanceState(savedInstanceState);
 360	}
 361
 362	@Override
 363	public void onStart() {
 364		super.onStart();
 365		final int theme = findTheme();
 366		if (this.mTheme != theme) {
 367			recreate();
 368		} else {
 369			if (pendingViewIntent.peek() == null) {
 370				askForContactsPermissions();
 371			}
 372		}
 373		mConferenceAdapter.refreshSettings();
 374		mContactsAdapter.refreshSettings();
 375	}
 376
 377	@Override
 378	public void onNewIntent(final Intent intent) {
 379		if (xmppConnectionServiceBound) {
 380			processViewIntent(intent);
 381		} else {
 382			pendingViewIntent.push(intent);
 383		}
 384		setIntent(createLauncherIntent(this));
 385	}
 386
 387	protected void openConversationForContact(int position) {
 388		Contact contact = (Contact) contacts.get(position);
 389		openConversationForContact(contact);
 390	}
 391
 392	protected void openConversationForContact(Contact contact) {
 393		Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 394		SoftKeyboardUtils.hideSoftKeyboard(this);
 395		switchToConversation(conversation);
 396	}
 397
 398	protected void openConversationForBookmark(int position) {
 399		Bookmark bookmark = (Bookmark) conferences.get(position);
 400		openConversationsForBookmark(bookmark);
 401	}
 402
 403	protected void shareBookmarkUri() {
 404		shareBookmarkUri(conference_context_id);
 405	}
 406
 407	protected void shareBookmarkUri(int position) {
 408		Bookmark bookmark = (Bookmark) conferences.get(position);
 409		shareAsChannel(this, bookmark.getJid().asBareJid().toEscapedString());
 410	}
 411
 412	public static void shareAsChannel(final Context context, final String address) {
 413		Intent shareIntent = new Intent();
 414		shareIntent.setAction(Intent.ACTION_SEND);
 415		shareIntent.putExtra(Intent.EXTRA_TEXT, "xmpp:" + address + "?join");
 416		shareIntent.setType("text/plain");
 417		try {
 418			context.startActivity(Intent.createChooser(shareIntent, context.getText(R.string.share_uri_with)));
 419		} catch (ActivityNotFoundException e) {
 420			Toast.makeText(context, R.string.no_application_to_share_uri, Toast.LENGTH_SHORT).show();
 421		}
 422	}
 423
 424	protected void openConversationsForBookmark(Bookmark bookmark) {
 425		final Jid jid = bookmark.getFullJid();
 426		if (jid == null) {
 427			Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
 428			return;
 429		}
 430		Conversation conversation = xmppConnectionService.findOrCreateConversation(bookmark.getAccount(), jid, true, true, true);
 431		bookmark.setConversation(conversation);
 432		if (!bookmark.autojoin() && getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin))) {
 433			bookmark.setAutojoin(true);
 434			xmppConnectionService.createBookmark(bookmark.getAccount(), bookmark);
 435		}
 436		SoftKeyboardUtils.hideSoftKeyboard(this);
 437		switchToConversation(conversation);
 438	}
 439
 440	protected void openDetailsForContact() {
 441		int position = contact_context_id;
 442		Contact contact = (Contact) contacts.get(position);
 443		switchToContactDetails(contact);
 444	}
 445
 446	protected void showQrForContact() {
 447		int position = contact_context_id;
 448		Contact contact = (Contact) contacts.get(position);
 449		showQrCode("xmpp:"+contact.getJid().asBareJid().toEscapedString());
 450	}
 451
 452	protected void toggleContactBlock() {
 453		final int position = contact_context_id;
 454		BlockContactDialog.show(this, (Contact) contacts.get(position));
 455	}
 456
 457	protected void deleteContact() {
 458		final int position = contact_context_id;
 459		final Contact contact = (Contact) contacts.get(position);
 460		final AlertDialog.Builder builder = new AlertDialog.Builder(this);
 461		builder.setNegativeButton(R.string.cancel, null);
 462		builder.setTitle(R.string.action_delete_contact);
 463		builder.setMessage(JidDialog.style(this, R.string.remove_contact_text, contact.getJid().toEscapedString()));
 464		builder.setPositiveButton(R.string.delete, (dialog, which) -> {
 465			xmppConnectionService.deleteContactOnServer(contact);
 466			filter(mSearchEditText.getText().toString());
 467		});
 468		builder.create().show();
 469	}
 470
 471	protected void deleteConference() {
 472		int position = conference_context_id;
 473		final Bookmark bookmark = (Bookmark) conferences.get(position);
 474
 475		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 476		builder.setNegativeButton(R.string.cancel, null);
 477		builder.setTitle(R.string.delete_bookmark);
 478		builder.setMessage(JidDialog.style(this, R.string.remove_bookmark_text, bookmark.getJid().toEscapedString()));
 479		builder.setPositiveButton(R.string.delete, (dialog, which) -> {
 480			bookmark.setConversation(null);
 481			final Account account = bookmark.getAccount();
 482			xmppConnectionService.deleteBookmark(account, bookmark);
 483			filter(mSearchEditText.getText().toString());
 484		});
 485		builder.create().show();
 486
 487	}
 488
 489	@SuppressLint("InflateParams")
 490	protected void showCreateContactDialog(final String prefilledJid, final Invite invite) {
 491		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 492		Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 493		if (prev != null) {
 494			ft.remove(prev);
 495		}
 496		ft.addToBackStack(null);
 497		EnterJidDialog dialog = EnterJidDialog.newInstance(
 498				mActivatedAccounts,
 499				getString(R.string.add_contact),
 500				getString(R.string.add),
 501				prefilledJid,
 502				invite == null ? null : invite.account,
 503				invite == null || !invite.hasFingerprints(),
 504				true
 505		);
 506
 507		dialog.setOnEnterJidDialogPositiveListener((accountJid, contactJid) -> {
 508			if (!xmppConnectionServiceBound) {
 509				return false;
 510			}
 511
 512			final Account account = xmppConnectionService.findAccountByJid(accountJid);
 513			if (account == null) {
 514				return true;
 515			}
 516
 517			final Contact contact = account.getRoster().getContact(contactJid);
 518			if (invite != null && invite.getName() != null) {
 519				contact.setServerName(invite.getName());
 520			}
 521			if (contact.isSelf()) {
 522				switchToConversation(contact);
 523				return true;
 524			} else if (contact.showInRoster()) {
 525				throw new EnterJidDialog.JidError(getString(R.string.contact_already_exists));
 526			} else {
 527				xmppConnectionService.createContact(contact, true);
 528				if (invite != null && invite.hasFingerprints()) {
 529					xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 530				}
 531				switchToConversationDoNotAppend(contact, invite == null ? null : invite.getBody());
 532				return true;
 533			}
 534		});
 535		dialog.show(ft, FRAGMENT_TAG_DIALOG);
 536	}
 537
 538	@SuppressLint("InflateParams")
 539	protected void showJoinConferenceDialog(final String prefilledJid) {
 540		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 541		Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 542		if (prev != null) {
 543			ft.remove(prev);
 544		}
 545		ft.addToBackStack(null);
 546		JoinConferenceDialog joinConferenceFragment = JoinConferenceDialog.newInstance(prefilledJid, mActivatedAccounts);
 547		joinConferenceFragment.show(ft, FRAGMENT_TAG_DIALOG);
 548	}
 549
 550	private void showCreatePrivateGroupChatDialog() {
 551		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 552		Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 553		if (prev != null) {
 554			ft.remove(prev);
 555		}
 556		ft.addToBackStack(null);
 557		CreatePrivateGroupChatDialog createConferenceFragment = CreatePrivateGroupChatDialog.newInstance(mActivatedAccounts);
 558		createConferenceFragment.show(ft, FRAGMENT_TAG_DIALOG);
 559	}
 560
 561	private void showPublicChannelDialog() {
 562		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 563		Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 564		if (prev != null) {
 565			ft.remove(prev);
 566		}
 567		ft.addToBackStack(null);
 568		CreatePublicChannelDialog dialog = CreatePublicChannelDialog.newInstance(mActivatedAccounts);
 569		dialog.show(ft, FRAGMENT_TAG_DIALOG);
 570	}
 571
 572	public static Account getSelectedAccount(Context context, Spinner spinner) {
 573		if (spinner == null || !spinner.isEnabled()) {
 574			return null;
 575		}
 576		if (context instanceof XmppActivity) {
 577			Jid jid;
 578			try {
 579				if (Config.DOMAIN_LOCK != null) {
 580					jid = Jid.ofEscaped((String) spinner.getSelectedItem(), Config.DOMAIN_LOCK, null);
 581				} else {
 582					jid = Jid.ofEscaped((String) spinner.getSelectedItem());
 583				}
 584			} catch (final IllegalArgumentException e) {
 585				return null;
 586			}
 587			final XmppConnectionService service = ((XmppActivity) context).xmppConnectionService;
 588			if (service == null) {
 589				return null;
 590			}
 591			return service.findAccountByJid(jid);
 592		} else {
 593			return null;
 594		}
 595	}
 596
 597	protected void switchToConversation(Contact contact) {
 598		Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 599		switchToConversation(conversation);
 600	}
 601
 602	protected void switchToConversationDoNotAppend(Contact contact, String body) {
 603		Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 604		switchToConversationDoNotAppend(conversation, body);
 605	}
 606
 607	@Override
 608	public void invalidateOptionsMenu() {
 609		boolean isExpanded = mMenuSearchView != null && mMenuSearchView.isActionViewExpanded();
 610		String text = mSearchEditText != null ? mSearchEditText.getText().toString() : "";
 611		if (isExpanded) {
 612			mInitialSearchValue.push(text);
 613			oneShotKeyboardSuppress.set(true);
 614		}
 615		super.invalidateOptionsMenu();
 616	}
 617
 618	private void updateSearchViewHint() {
 619		if (binding == null || mSearchEditText == null) {
 620			return;
 621		}
 622		if (binding.startConversationViewPager.getCurrentItem() == 0) {
 623			mSearchEditText.setHint(R.string.search_contacts);
 624			mSearchEditText.setContentDescription(getString(R.string.search_contacts));
 625		} else {
 626			mSearchEditText.setHint(R.string.search_bookmarks);
 627			mSearchEditText.setContentDescription(getString(R.string.search_bookmarks));
 628		}
 629	}
 630
 631	@Override
 632	public boolean onCreateOptionsMenu(Menu menu) {
 633		getMenuInflater().inflate(R.menu.start_conversation, menu);
 634		AccountUtils.showHideMenuItems(menu);
 635		MenuItem menuHideOffline = menu.findItem(R.id.action_hide_offline);
 636		MenuItem qrCodeScanMenuItem = menu.findItem(R.id.action_scan_qr_code);
 637		qrCodeScanMenuItem.setVisible(isCameraFeatureAvailable());
 638		if (QuickConversationsService.isQuicksy()) {
 639			menuHideOffline.setVisible(false);
 640		} else {
 641			menuHideOffline.setVisible(true);
 642			menuHideOffline.setChecked(this.mHideOfflineContacts);
 643		}
 644		mMenuSearchView = menu.findItem(R.id.action_search);
 645		mMenuSearchView.setOnActionExpandListener(mOnActionExpandListener);
 646		View mSearchView = mMenuSearchView.getActionView();
 647		mSearchEditText = mSearchView.findViewById(R.id.search_field);
 648		mSearchEditText.addTextChangedListener(mSearchTextWatcher);
 649		mSearchEditText.setOnEditorActionListener(mSearchDone);
 650		String initialSearchValue = mInitialSearchValue.pop();
 651		if (initialSearchValue != null) {
 652			mMenuSearchView.expandActionView();
 653			mSearchEditText.append(initialSearchValue);
 654			filter(initialSearchValue);
 655		}
 656		updateSearchViewHint();
 657		return super.onCreateOptionsMenu(menu);
 658	}
 659
 660	@Override
 661	public boolean onOptionsItemSelected(MenuItem item) {
 662		if (MenuDoubleTabUtil.shouldIgnoreTap()) {
 663			return false;
 664		}
 665		switch (item.getItemId()) {
 666			case android.R.id.home:
 667				navigateBack();
 668				return true;
 669			case R.id.action_scan_qr_code:
 670				UriHandlerActivity.scan(this);
 671				return true;
 672			case R.id.action_hide_offline:
 673				mHideOfflineContacts = !item.isChecked();
 674				getPreferences().edit().putBoolean("hide_offline", mHideOfflineContacts).apply();
 675				if (mSearchEditText != null) {
 676					filter(mSearchEditText.getText().toString());
 677				}
 678				invalidateOptionsMenu();
 679		}
 680		return super.onOptionsItemSelected(item);
 681	}
 682
 683	@Override
 684	public boolean onKeyUp(int keyCode, KeyEvent event) {
 685		if (keyCode == KeyEvent.KEYCODE_SEARCH && !event.isLongPress()) {
 686			openSearch();
 687			return true;
 688		}
 689		int c = event.getUnicodeChar();
 690		if (c > 32) {
 691			if (mSearchEditText != null && !mSearchEditText.isFocused()) {
 692				openSearch();
 693				mSearchEditText.append(Character.toString((char) c));
 694				return true;
 695			}
 696		}
 697		return super.onKeyUp(keyCode, event);
 698	}
 699
 700	private void openSearch() {
 701		if (mMenuSearchView != null) {
 702			mMenuSearchView.expandActionView();
 703		}
 704	}
 705
 706	@Override
 707	public void onActivityResult(int requestCode, int resultCode, Intent intent) {
 708		if (resultCode == RESULT_OK) {
 709			if (xmppConnectionServiceBound) {
 710				this.mPostponedActivityResult = null;
 711				if (requestCode == REQUEST_CREATE_CONFERENCE) {
 712					Account account = extractAccount(intent);
 713					final String name = intent.getStringExtra(ChooseContactActivity.EXTRA_GROUP_CHAT_NAME);
 714					final List<Jid> jids = ChooseContactActivity.extractJabberIds(intent);
 715					if (account != null && jids.size() > 0) {
 716						if (xmppConnectionService.createAdhocConference(account, name, jids, mAdhocConferenceCallback)) {
 717							mToast = Toast.makeText(this, R.string.creating_conference, Toast.LENGTH_LONG);
 718							mToast.show();
 719						}
 720					}
 721				}
 722			} else {
 723				this.mPostponedActivityResult = new Pair<>(requestCode, intent);
 724			}
 725		}
 726		super.onActivityResult(requestCode, requestCode, intent);
 727	}
 728
 729	private void askForContactsPermissions() {
 730		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 731			if (checkSelfPermission(Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
 732				if (mRequestedContactsPermission.compareAndSet(false, true)) {
 733					if (shouldShowRequestPermissionRationale(Manifest.permission.READ_CONTACTS)) {
 734						AlertDialog.Builder builder = new AlertDialog.Builder(this);
 735						builder.setTitle(R.string.sync_with_contacts);
 736						if (QuickConversationsService.isQuicksy()) {
 737							builder.setMessage(Html.fromHtml(getString(R.string.sync_with_contacts_quicksy)));
 738                        } else {
 739                            builder.setMessage(R.string.sync_with_contacts_long);
 740                        }
 741						builder.setPositiveButton(R.string.next, (dialog, which) -> requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS));
 742						builder.setOnDismissListener(dialog -> requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS));
 743						builder.setCancelable(false);
 744						AlertDialog dialog = builder.create();
 745						dialog.setCanceledOnTouchOutside(false);
 746						dialog.setOnShowListener(dialogInterface -> {
 747							final TextView tv =  dialog.findViewById(android.R.id.message);
 748							if (tv != null) {
 749								tv.setMovementMethod(LinkMovementMethod.getInstance());
 750							}
 751						});
 752						dialog.show();
 753					} else {
 754						requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 755					}
 756				}
 757			}
 758		}
 759	}
 760
 761	@Override
 762	public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[], @NonNull int[] grantResults) {
 763		if (grantResults.length > 0)
 764			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 765				ScanActivity.onRequestPermissionResult(this, requestCode, grantResults);
 766				if (requestCode == REQUEST_SYNC_CONTACTS && xmppConnectionServiceBound) {
 767					if (QuickConversationsService.isQuicksy()) {
 768						setRefreshing(true);
 769					}
 770					xmppConnectionService.loadPhoneContacts();
 771					xmppConnectionService.startContactObserver();
 772				}
 773			}
 774	}
 775
 776	private void configureHomeButton() {
 777		final ActionBar actionBar = getSupportActionBar();
 778		if (actionBar == null) {
 779			return;
 780		}
 781		boolean openConversations = !createdByViewIntent && !xmppConnectionService.isConversationsListEmpty(null);
 782		actionBar.setDisplayHomeAsUpEnabled(openConversations);
 783		actionBar.setDisplayHomeAsUpEnabled(openConversations);
 784
 785	}
 786
 787	@Override
 788	protected void onBackendConnected() {
 789
 790		if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || checkSelfPermission(Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
 791			xmppConnectionService.getQuickConversationsService().considerSyncBackground(false);
 792		}
 793		if (mPostponedActivityResult != null) {
 794			onActivityResult(mPostponedActivityResult.first, RESULT_OK, mPostponedActivityResult.second);
 795			this.mPostponedActivityResult = null;
 796		}
 797		this.mActivatedAccounts.clear();
 798		this.mActivatedAccounts.addAll(AccountUtils.getEnabledAccounts(xmppConnectionService));
 799		configureHomeButton();
 800		Intent intent = pendingViewIntent.pop();
 801		if (intent != null && processViewIntent(intent)) {
 802			filter(null);
 803		} else {
 804			if (mSearchEditText != null) {
 805				filter(mSearchEditText.getText().toString());
 806			} else {
 807				filter(null);
 808			}
 809		}
 810		Fragment fragment = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 811		if (fragment instanceof OnBackendConnected) {
 812			Log.d(Config.LOGTAG, "calling on backend connected on dialog");
 813			((OnBackendConnected) fragment).onBackendConnected();
 814		}
 815		if (QuickConversationsService.isQuicksy()) {
 816			setRefreshing(xmppConnectionService.getQuickConversationsService().isSynchronizing());
 817		}
 818		if (QuickConversationsService.isConversations() && AccountUtils.hasEnabledAccounts(xmppConnectionService) && this.contacts.size() == 0 && this.conferences.size() == 0 && mOpenedFab.compareAndSet(false,true)) {
 819			binding.speedDial.open();
 820		}
 821	}
 822
 823	protected boolean processViewIntent(@NonNull Intent intent) {
 824		final String inviteUri = intent.getStringExtra(EXTRA_INVITE_URI);
 825		if (inviteUri != null) {
 826			final Invite invite = new Invite(inviteUri);
 827			invite.account = intent.getStringExtra(EXTRA_ACCOUNT);
 828			if (invite.isValidJid()) {
 829				return invite.invite();
 830			}
 831		}
 832		final String action = intent.getAction();
 833		if (action == null) {
 834			return false;
 835		}
 836		switch (action) {
 837			case Intent.ACTION_SENDTO:
 838			case Intent.ACTION_VIEW:
 839				Uri uri = intent.getData();
 840				if (uri != null) {
 841					Invite invite = new Invite(intent.getData(), intent.getBooleanExtra("scanned", false));
 842					invite.account = intent.getStringExtra(EXTRA_ACCOUNT);
 843					invite.forceDialog = intent.getBooleanExtra("force_dialog", false);
 844					return invite.invite();
 845				} else {
 846					return false;
 847				}
 848		}
 849		return false;
 850	}
 851
 852	private boolean handleJid(Invite invite) {
 853		List<Contact> contacts = xmppConnectionService.findContacts(invite.getJid(), invite.account);
 854		if (invite.isAction(XmppUri.ACTION_JOIN)) {
 855			Conversation muc = xmppConnectionService.findFirstMuc(invite.getJid());
 856			if (muc != null && !invite.forceDialog) {
 857				switchToConversationDoNotAppend(muc, invite.getBody());
 858				return true;
 859			} else {
 860				showJoinConferenceDialog(invite.getJid().asBareJid().toEscapedString());
 861				return false;
 862			}
 863		} else if (contacts.size() == 0) {
 864			showCreateContactDialog(invite.getJid().toEscapedString(), invite);
 865			return false;
 866		} else if (contacts.size() == 1) {
 867			Contact contact = contacts.get(0);
 868			if (!invite.isSafeSource() && invite.hasFingerprints()) {
 869				displayVerificationWarningDialog(contact, invite);
 870			} else {
 871				if (invite.hasFingerprints()) {
 872					if (xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints())) {
 873						Toast.makeText(this, R.string.verified_fingerprints, Toast.LENGTH_SHORT).show();
 874					}
 875				}
 876				if (invite.account != null) {
 877					xmppConnectionService.getShortcutService().report(contact);
 878				}
 879				switchToConversationDoNotAppend(contact, invite.getBody());
 880			}
 881			return true;
 882		} else {
 883			if (mMenuSearchView != null) {
 884				mMenuSearchView.expandActionView();
 885				mSearchEditText.setText("");
 886				mSearchEditText.append(invite.getJid().toEscapedString());
 887				filter(invite.getJid().toEscapedString());
 888			} else {
 889				mInitialSearchValue.push(invite.getJid().toEscapedString());
 890			}
 891			return true;
 892		}
 893	}
 894
 895	private void displayVerificationWarningDialog(final Contact contact, final Invite invite) {
 896		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 897		builder.setTitle(R.string.verify_omemo_keys);
 898		View view = getLayoutInflater().inflate(R.layout.dialog_verify_fingerprints, null);
 899		final CheckBox isTrustedSource = view.findViewById(R.id.trusted_source);
 900		TextView warning = view.findViewById(R.id.warning);
 901		warning.setText(JidDialog.style(this, R.string.verifying_omemo_keys_trusted_source, contact.getJid().asBareJid().toEscapedString(), contact.getDisplayName()));
 902		builder.setView(view);
 903		builder.setPositiveButton(R.string.confirm, (dialog, which) -> {
 904			if (isTrustedSource.isChecked() && invite.hasFingerprints()) {
 905				xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 906			}
 907			switchToConversationDoNotAppend(contact, invite.getBody());
 908		});
 909		builder.setNegativeButton(R.string.cancel, (dialog, which) -> StartConversationActivity.this.finish());
 910		AlertDialog dialog = builder.create();
 911		dialog.setCanceledOnTouchOutside(false);
 912		dialog.setOnCancelListener(dialog1 -> StartConversationActivity.this.finish());
 913		dialog.show();
 914	}
 915
 916	protected void filter(String needle) {
 917		if (xmppConnectionServiceBound) {
 918			this.filterContacts(needle);
 919			this.filterConferences(needle);
 920		}
 921	}
 922
 923	protected void filterContacts(String needle) {
 924		this.contacts.clear();
 925		final List<Account> accounts = xmppConnectionService.getAccounts();
 926		for (Account account : accounts) {
 927			if (account.getStatus() != Account.State.DISABLED) {
 928				for (Contact contact : account.getRoster().getContacts()) {
 929					Presence.Status s = contact.getShownStatus();
 930					if (contact.showInContactList() && contact.match(this, needle)
 931							&& (!this.mHideOfflineContacts
 932							|| (needle != null && !needle.trim().isEmpty())
 933							|| s.compareTo(Presence.Status.OFFLINE) < 0)) {
 934						this.contacts.add(contact);
 935					}
 936				}
 937			}
 938		}
 939		Collections.sort(this.contacts);
 940		mContactsAdapter.notifyDataSetChanged();
 941	}
 942
 943	protected void filterConferences(String needle) {
 944		this.conferences.clear();
 945		for (Account account : xmppConnectionService.getAccounts()) {
 946			if (account.getStatus() != Account.State.DISABLED) {
 947				for (Bookmark bookmark : account.getBookmarks()) {
 948					if (bookmark.match(this, needle)) {
 949						this.conferences.add(bookmark);
 950					}
 951				}
 952			}
 953		}
 954		Collections.sort(this.conferences);
 955		mConferenceAdapter.notifyDataSetChanged();
 956	}
 957
 958	@Override
 959	public void OnUpdateBlocklist(final Status status) {
 960		refreshUi();
 961	}
 962
 963	@Override
 964	protected void refreshUiReal() {
 965		if (mSearchEditText != null) {
 966			filter(mSearchEditText.getText().toString());
 967		}
 968		configureHomeButton();
 969		if (QuickConversationsService.isQuicksy()) {
 970			setRefreshing(xmppConnectionService.getQuickConversationsService().isSynchronizing());
 971		}
 972	}
 973
 974	@Override
 975	public void onBackPressed() {
 976		if (binding.speedDial.isOpen()) {
 977			binding.speedDial.close();
 978			return;
 979		}
 980		navigateBack();
 981	}
 982
 983	private void navigateBack() {
 984		if (!createdByViewIntent && xmppConnectionService != null && !xmppConnectionService.isConversationsListEmpty(null)) {
 985			Intent intent = new Intent(this, ConversationsActivity.class);
 986			intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
 987			startActivity(intent);
 988		}
 989		finish();
 990	}
 991
 992	@Override
 993	public void onCreateDialogPositiveClick(Spinner spinner, String name) {
 994		if (!xmppConnectionServiceBound) {
 995			return;
 996		}
 997		final Account account = getSelectedAccount(this, spinner);
 998		if (account == null) {
 999			return;
1000		}
1001		Intent intent = new Intent(getApplicationContext(), ChooseContactActivity.class);
1002		intent.putExtra(ChooseContactActivity.EXTRA_SHOW_ENTER_JID, false);
1003		intent.putExtra(ChooseContactActivity.EXTRA_SELECT_MULTIPLE, true);
1004		intent.putExtra(ChooseContactActivity.EXTRA_GROUP_CHAT_NAME, name.trim());
1005		intent.putExtra(ChooseContactActivity.EXTRA_ACCOUNT, account.getJid().asBareJid().toEscapedString());
1006		intent.putExtra(ChooseContactActivity.EXTRA_TITLE_RES_ID, R.string.choose_participants);
1007		startActivityForResult(intent, REQUEST_CREATE_CONFERENCE);
1008	}
1009
1010	@Override
1011	public void onJoinDialogPositiveClick(Dialog dialog, Spinner spinner, TextInputLayout layout, AutoCompleteTextView jid, boolean isBookmarkChecked) {
1012		if (!xmppConnectionServiceBound) {
1013			return;
1014		}
1015		final Account account = getSelectedAccount(this, spinner);
1016		if (account == null) {
1017			return;
1018		}
1019		final String input = jid.getText().toString();
1020		Jid conferenceJid;
1021		try {
1022			conferenceJid = Jid.ofEscaped(input);
1023		} catch (final IllegalArgumentException e) {
1024			final XmppUri xmppUri = new XmppUri(input);
1025			if (xmppUri.isValidJid() && xmppUri.isAction(XmppUri.ACTION_JOIN)) {
1026				final Editable editable = jid.getEditableText();
1027				editable.clear();
1028				editable.append(xmppUri.getJid().toEscapedString());
1029				conferenceJid = xmppUri.getJid();
1030			} else {
1031				layout.setError(getString(R.string.invalid_jid));
1032				return;
1033			}
1034		}
1035
1036		if (isBookmarkChecked) {
1037			Bookmark bookmark = account.getBookmark(conferenceJid);
1038			if (bookmark != null) {
1039				dialog.dismiss();
1040				openConversationsForBookmark(bookmark);
1041			} else {
1042				bookmark = new Bookmark(account, conferenceJid.asBareJid());
1043				bookmark.setAutojoin(getBooleanPreference("autojoin", R.bool.autojoin));
1044				final String nick = conferenceJid.getResource();
1045				if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
1046					bookmark.setNick(nick);
1047				}
1048				xmppConnectionService.createBookmark(account, bookmark);
1049				final Conversation conversation = xmppConnectionService
1050						.findOrCreateConversation(account, conferenceJid, true, true, true);
1051				bookmark.setConversation(conversation);
1052				dialog.dismiss();
1053				switchToConversation(conversation);
1054			}
1055		} else {
1056			final Conversation conversation = xmppConnectionService
1057					.findOrCreateConversation(account, conferenceJid, true, true, true);
1058			dialog.dismiss();
1059			switchToConversation(conversation);
1060		}
1061	}
1062
1063	@Override
1064	public void onConversationUpdate() {
1065		refreshUi();
1066	}
1067
1068	@Override
1069	public void onRefresh() {
1070		Log.d(Config.LOGTAG,"user requested to refresh");
1071		if (QuickConversationsService.isQuicksy() && xmppConnectionService != null) {
1072			xmppConnectionService.getQuickConversationsService().considerSyncBackground(true);
1073		}
1074	}
1075
1076
1077	private void setRefreshing(boolean refreshing) {
1078		MyListFragment fragment = (MyListFragment) mListPagerAdapter.getItem(0);
1079		if (fragment != null) {
1080			fragment.setRefreshing(refreshing);
1081		}
1082	}
1083
1084	@Override
1085	public void onCreatePublicChannel(Account account, String name, Jid address) {
1086		mToast = Toast.makeText(this, R.string.creating_channel, Toast.LENGTH_LONG);
1087		mToast.show();
1088		xmppConnectionService.createPublicChannel(account, name, address, new UiCallback<Conversation>() {
1089			@Override
1090			public void success(Conversation conversation) {
1091				runOnUiThread(() -> {
1092					hideToast();
1093					switchToConversation(conversation);
1094				});
1095
1096			}
1097
1098			@Override
1099			public void error(int errorCode, Conversation conversation) {
1100				runOnUiThread(() -> {
1101					replaceToast(getString(errorCode));
1102					switchToConversation(conversation);
1103				});
1104			}
1105
1106			@Override
1107			public void userInputRequired(PendingIntent pi, Conversation object) {
1108
1109			}
1110		});
1111	}
1112
1113	public static class MyListFragment extends SwipeRefreshListFragment {
1114		private AdapterView.OnItemClickListener mOnItemClickListener;
1115		private int mResContextMenu;
1116
1117		public void setContextMenu(final int res) {
1118			this.mResContextMenu = res;
1119		}
1120
1121		@Override
1122		public void onListItemClick(final ListView l, final View v, final int position, final long id) {
1123			if (mOnItemClickListener != null) {
1124				mOnItemClickListener.onItemClick(l, v, position, id);
1125			}
1126		}
1127
1128		public void setOnListItemClickListener(AdapterView.OnItemClickListener l) {
1129			this.mOnItemClickListener = l;
1130		}
1131
1132		@Override
1133		public void onViewCreated(@NonNull final View view, final Bundle savedInstanceState) {
1134			super.onViewCreated(view, savedInstanceState);
1135			registerForContextMenu(getListView());
1136			getListView().setFastScrollEnabled(true);
1137			getListView().setDivider(null);
1138			getListView().setDividerHeight(0);
1139		}
1140
1141		@Override
1142		public void onCreateContextMenu(final ContextMenu menu, final View v, final ContextMenuInfo menuInfo) {
1143			super.onCreateContextMenu(menu, v, menuInfo);
1144			final StartConversationActivity activity = (StartConversationActivity) getActivity();
1145			if (activity == null) {
1146				return;
1147			}
1148			activity.getMenuInflater().inflate(mResContextMenu, menu);
1149			final AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
1150			if (mResContextMenu == R.menu.conference_context) {
1151				activity.conference_context_id = acmi.position;
1152				final Bookmark bookmark = (Bookmark) activity.conferences.get(acmi.position);
1153				final Conversation conversation = bookmark.getConversation();
1154				final MenuItem share = menu.findItem(R.id.context_share_uri);
1155				share.setVisible(conversation == null || !conversation.isPrivateAndNonAnonymous());
1156			} else if (mResContextMenu == R.menu.contact_context) {
1157				activity.contact_context_id = acmi.position;
1158				final Contact contact = (Contact) activity.contacts.get(acmi.position);
1159				final MenuItem blockUnblockItem = menu.findItem(R.id.context_contact_block_unblock);
1160				final MenuItem showContactDetailsItem = menu.findItem(R.id.context_contact_details);
1161				final MenuItem deleteContactMenuItem = menu.findItem(R.id.context_delete_contact);
1162				if (contact.isSelf()) {
1163					showContactDetailsItem.setVisible(false);
1164				}
1165				deleteContactMenuItem.setVisible(contact.showInRoster() && !contact.getOption(Contact.Options.SYNCED_VIA_OTHER));
1166				final XmppConnection xmpp = contact.getAccount().getXmppConnection();
1167				if (xmpp != null && xmpp.getFeatures().blocking() && !contact.isSelf()) {
1168					if (contact.isBlocked()) {
1169						blockUnblockItem.setTitle(R.string.unblock_contact);
1170					} else {
1171						blockUnblockItem.setTitle(R.string.block_contact);
1172					}
1173				} else {
1174					blockUnblockItem.setVisible(false);
1175				}
1176			}
1177		}
1178
1179		@Override
1180		public boolean onContextItemSelected(final MenuItem item) {
1181			StartConversationActivity activity = (StartConversationActivity) getActivity();
1182			if (activity == null) {
1183				return true;
1184			}
1185			switch (item.getItemId()) {
1186				case R.id.context_contact_details:
1187					activity.openDetailsForContact();
1188					break;
1189				case R.id.context_show_qr:
1190					activity.showQrForContact();
1191					break;
1192				case R.id.context_contact_block_unblock:
1193					activity.toggleContactBlock();
1194					break;
1195				case R.id.context_delete_contact:
1196					activity.deleteContact();
1197					break;
1198				case R.id.context_share_uri:
1199					activity.shareBookmarkUri();
1200					break;
1201				case R.id.context_delete_conference:
1202					activity.deleteConference();
1203			}
1204			return true;
1205		}
1206	}
1207
1208	public class ListPagerAdapter extends PagerAdapter {
1209		private final FragmentManager fragmentManager;
1210		private final MyListFragment[] fragments;
1211
1212		ListPagerAdapter(FragmentManager fm) {
1213			fragmentManager = fm;
1214			fragments = new MyListFragment[2];
1215		}
1216
1217		public void requestFocus(int pos) {
1218			if (fragments.length > pos) {
1219				fragments[pos].getListView().requestFocus();
1220			}
1221		}
1222
1223		@Override
1224		public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
1225			FragmentTransaction trans = fragmentManager.beginTransaction();
1226			trans.remove(fragments[position]);
1227			trans.commit();
1228			fragments[position] = null;
1229		}
1230
1231		@NonNull
1232		@Override
1233		public Fragment instantiateItem(@NonNull ViewGroup container, int position) {
1234			final Fragment fragment = getItem(position);
1235			final FragmentTransaction trans = fragmentManager.beginTransaction();
1236			trans.add(container.getId(), fragment, "fragment:" + position);
1237			try {
1238				trans.commit();
1239			} catch (IllegalStateException e) {
1240				//ignore
1241			}
1242			return fragment;
1243		}
1244
1245		@Override
1246		public int getCount() {
1247			return fragments.length;
1248		}
1249
1250		@Override
1251		public boolean isViewFromObject(@NonNull View view, @NonNull Object fragment) {
1252			return ((Fragment) fragment).getView() == view;
1253		}
1254
1255		@Nullable
1256		@Override
1257		public CharSequence getPageTitle(int position) {
1258			switch (position) {
1259				case 0:
1260					return getResources().getString(R.string.contacts);
1261				case 1:
1262					return getResources().getString(R.string.bookmarks);
1263				default:
1264					return super.getPageTitle(position);
1265			}
1266		}
1267
1268		Fragment getItem(int position) {
1269			if (fragments[position] == null) {
1270				final MyListFragment listFragment = new MyListFragment();
1271				if (position == 1) {
1272					listFragment.setListAdapter(mConferenceAdapter);
1273					listFragment.setContextMenu(R.menu.conference_context);
1274					listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForBookmark(p));
1275				} else {
1276					listFragment.setListAdapter(mContactsAdapter);
1277					listFragment.setContextMenu(R.menu.contact_context);
1278					listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForContact(p));
1279					if (QuickConversationsService.isQuicksy()) {
1280						listFragment.setOnRefreshListener(StartConversationActivity.this);
1281					}
1282				}
1283				fragments[position] = listFragment;
1284			}
1285			return fragments[position];
1286		}
1287	}
1288
1289	public static void addInviteUri(Intent to, Intent from) {
1290		if (from != null && from.hasExtra(EXTRA_INVITE_URI)) {
1291			final String invite = from.getStringExtra(EXTRA_INVITE_URI);
1292			to.putExtra(EXTRA_INVITE_URI, invite);
1293		}
1294	}
1295
1296	private class Invite extends XmppUri {
1297
1298		public String account;
1299
1300		boolean forceDialog = false;
1301
1302
1303		Invite(final String uri) {
1304			super(uri);
1305		}
1306
1307		Invite(Uri uri, boolean safeSource) {
1308			super(uri, safeSource);
1309		}
1310
1311		boolean invite() {
1312			if (!isValidJid()) {
1313				Toast.makeText(StartConversationActivity.this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
1314				return false;
1315			}
1316			if (getJid() != null) {
1317				return handleJid(this);
1318			}
1319			return false;
1320		}
1321	}
1322}