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.pm.PackageManager;
  11import android.databinding.DataBindingUtil;
  12import android.net.Uri;
  13import android.os.Build;
  14import android.os.Bundle;
  15import android.support.annotation.DrawableRes;
  16import android.support.annotation.NonNull;
  17import android.support.annotation.Nullable;
  18import android.support.v4.app.Fragment;
  19import android.support.v4.app.FragmentManager;
  20import android.support.v4.app.FragmentTransaction;
  21import android.support.v4.app.ListFragment;
  22import android.support.v4.view.PagerAdapter;
  23import android.support.v4.view.ViewPager;
  24import android.support.v7.app.ActionBar;
  25import android.support.v7.app.AlertDialog;
  26import android.support.v7.widget.Toolbar;
  27import android.text.Editable;
  28import android.text.SpannableString;
  29import android.text.Spanned;
  30import android.text.TextWatcher;
  31import android.text.style.TypefaceSpan;
  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.Arrays;
  55import java.util.Collections;
  56import java.util.List;
  57import java.util.concurrent.atomic.AtomicBoolean;
  58
  59import eu.siacs.conversations.Config;
  60import eu.siacs.conversations.R;
  61import eu.siacs.conversations.databinding.ActivityStartConversationBinding;
  62import eu.siacs.conversations.entities.Account;
  63import eu.siacs.conversations.entities.Bookmark;
  64import eu.siacs.conversations.entities.Contact;
  65import eu.siacs.conversations.entities.Conversation;
  66import eu.siacs.conversations.entities.ListItem;
  67import eu.siacs.conversations.entities.Presence;
  68import eu.siacs.conversations.services.XmppConnectionService;
  69import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  70import eu.siacs.conversations.ui.adapter.ListItemAdapter;
  71import eu.siacs.conversations.ui.interfaces.OnBackendConnected;
  72import eu.siacs.conversations.ui.service.EmojiService;
  73import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
  74import eu.siacs.conversations.ui.util.PendingItem;
  75import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
  76import eu.siacs.conversations.utils.XmppUri;
  77import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  78import eu.siacs.conversations.xmpp.XmppConnection;
  79import rocks.xmpp.addr.Jid;
  80
  81public class StartConversationActivity extends XmppActivity implements XmppConnectionService.OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, CreateConferenceDialog.CreateConferenceDialogListener, JoinConferenceDialog.JoinConferenceDialogListener {
  82
  83	private final int REQUEST_SYNC_CONTACTS = 0x28cf;
  84	private final int REQUEST_CREATE_CONFERENCE = 0x39da;
  85	private final PendingItem<Intent> pendingViewIntent = new PendingItem<>();
  86	private final PendingItem<String> mInitialSearchValue = new PendingItem<>();
  87	private final AtomicBoolean oneShotKeyboardSuppress = new AtomicBoolean();
  88	public int conference_context_id;
  89	public int contact_context_id;
  90	private ListPagerAdapter mListPagerAdapter;
  91	private List<ListItem> contacts = new ArrayList<>();
  92	private ListItemAdapter mContactsAdapter;
  93	private List<ListItem> conferences = new ArrayList<>();
  94	private ListItemAdapter mConferenceAdapter;
  95	private List<String> mActivatedAccounts = new ArrayList<>();
  96	private EditText mSearchEditText;
  97	private AtomicBoolean mRequestedContactsPermission = new AtomicBoolean(false);
  98	private boolean mHideOfflineContacts = false;
  99	private MenuItem.OnActionExpandListener mOnActionExpandListener = new MenuItem.OnActionExpandListener() {
 100
 101		@Override
 102		public boolean onMenuItemActionExpand(MenuItem item) {
 103			mSearchEditText.post(() -> {
 104				updateSearchViewHint();
 105				mSearchEditText.requestFocus();
 106				if (oneShotKeyboardSuppress.compareAndSet(true, false)) {
 107					return;
 108				}
 109				InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
 110				if (imm != null) {
 111					imm.showSoftInput(mSearchEditText, InputMethodManager.SHOW_IMPLICIT);
 112				}
 113			});
 114
 115			return true;
 116		}
 117
 118		@Override
 119		public boolean onMenuItemActionCollapse(MenuItem item) {
 120			SoftKeyboardUtils.hideSoftKeyboard(StartConversationActivity.this);
 121			mSearchEditText.setText("");
 122			filter(null);
 123			return true;
 124		}
 125	};
 126	private TextWatcher mSearchTextWatcher = new TextWatcher() {
 127
 128		@Override
 129		public void afterTextChanged(Editable editable) {
 130			filter(editable.toString());
 131		}
 132
 133		@Override
 134		public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 135		}
 136
 137		@Override
 138		public void onTextChanged(CharSequence s, int start, int before, int count) {
 139		}
 140	};
 141	private MenuItem mMenuSearchView;
 142	private ListItemAdapter.OnTagClickedListener mOnTagClickedListener = new ListItemAdapter.OnTagClickedListener() {
 143		@Override
 144		public void onTagClicked(String tag) {
 145			if (mMenuSearchView != null) {
 146				mMenuSearchView.expandActionView();
 147				mSearchEditText.setText("");
 148				mSearchEditText.append(tag);
 149				filter(tag);
 150			}
 151		}
 152	};
 153	private Pair<Integer, Intent> mPostponedActivityResult;
 154	private Toast mToast;
 155	private UiCallback<Conversation> mAdhocConferenceCallback = new UiCallback<Conversation>() {
 156		@Override
 157		public void success(final Conversation conversation) {
 158			runOnUiThread(() -> {
 159				hideToast();
 160				switchToConversation(conversation);
 161			});
 162		}
 163
 164		@Override
 165		public void error(final int errorCode, Conversation object) {
 166			runOnUiThread(() -> replaceToast(getString(errorCode)));
 167		}
 168
 169		@Override
 170		public void userInputRequried(PendingIntent pi, Conversation object) {
 171
 172		}
 173	};
 174	private ActivityStartConversationBinding binding;
 175	private TextView.OnEditorActionListener mSearchDone = new TextView.OnEditorActionListener() {
 176		@Override
 177		public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
 178			int pos = binding.startConversationViewPager.getCurrentItem();
 179			if (pos == 0) {
 180				if (contacts.size() == 1) {
 181					openConversationForContact((Contact) contacts.get(0));
 182					return true;
 183				}
 184			} else {
 185				if (conferences.size() == 1) {
 186					openConversationsForBookmark((Bookmark) conferences.get(0));
 187					return true;
 188				}
 189			}
 190			SoftKeyboardUtils.hideSoftKeyboard(StartConversationActivity.this);
 191			mListPagerAdapter.requestFocus(pos);
 192			return true;
 193		}
 194	};
 195	private ViewPager.SimpleOnPageChangeListener mOnPageChangeListener = new ViewPager.SimpleOnPageChangeListener() {
 196		@Override
 197		public void onPageSelected(int position) {
 198			onTabChanged();
 199		}
 200	};
 201
 202	public static void populateAccountSpinner(Context context, List<String> accounts, Spinner spinner) {
 203		if (accounts.size() > 0) {
 204			ArrayAdapter<String> adapter = new ArrayAdapter<>(context, R.layout.simple_list_item, accounts);
 205			adapter.setDropDownViewResource(R.layout.simple_list_item);
 206			spinner.setAdapter(adapter);
 207			spinner.setEnabled(true);
 208		} else {
 209			ArrayAdapter<String> adapter = new ArrayAdapter<>(context,
 210					R.layout.simple_list_item,
 211					Arrays.asList(context.getString(R.string.no_accounts)));
 212			adapter.setDropDownViewResource(R.layout.simple_list_item);
 213			spinner.setAdapter(adapter);
 214			spinner.setEnabled(false);
 215		}
 216	}
 217
 218	public static void launch(Context context) {
 219		final Intent intent = new Intent(context, StartConversationActivity.class);
 220		context.startActivity(intent);
 221	}
 222
 223	private static Intent createLauncherIntent(Context context) {
 224		final Intent intent = new Intent(context, StartConversationActivity.class);
 225		intent.setAction(Intent.ACTION_MAIN);
 226		intent.addCategory(Intent.CATEGORY_LAUNCHER);
 227		return intent;
 228	}
 229
 230	private static boolean isViewIntent(final Intent i) {
 231		return i != null && (Intent.ACTION_VIEW.equals(i.getAction()) || Intent.ACTION_SENDTO.equals(i.getAction()) || i.hasExtra(WelcomeActivity.EXTRA_INVITE_URI));
 232	}
 233
 234	protected void hideToast() {
 235		if (mToast != null) {
 236			mToast.cancel();
 237		}
 238	}
 239
 240	protected void replaceToast(String msg) {
 241		hideToast();
 242		mToast = Toast.makeText(this, msg, Toast.LENGTH_LONG);
 243		mToast.show();
 244	}
 245
 246	@Override
 247	public void onRosterUpdate() {
 248		this.refreshUi();
 249	}
 250
 251	@Override
 252	public void onCreate(Bundle savedInstanceState) {
 253		super.onCreate(savedInstanceState);
 254		new EmojiService(this).init();
 255		this.binding = DataBindingUtil.setContentView(this, R.layout.activity_start_conversation);
 256		Toolbar toolbar = (Toolbar) binding.toolbar;
 257		setSupportActionBar(toolbar);
 258		configureActionBar(getSupportActionBar());
 259		this.binding.fab.setOnClickListener((v) -> {
 260			if (binding.startConversationViewPager.getCurrentItem() == 0) {
 261				String searchString = mSearchEditText != null ? mSearchEditText.getText().toString() : null;
 262				if (searchString != null && !searchString.trim().isEmpty()) {
 263					try {
 264						Jid jid = Jid.of(searchString);
 265						if (jid.getLocal() != null && jid.isBareJid() && jid.getDomain().contains(".")) {
 266							showCreateContactDialog(jid.toString(), null);
 267							return;
 268						}
 269					} catch (IllegalArgumentException ignored) {
 270						//ignore and fall through
 271					}
 272				}
 273				showCreateContactDialog(null, null);
 274			} else {
 275				showCreateConferenceDialog();
 276			}
 277		});
 278		binding.tabLayout.setupWithViewPager(binding.startConversationViewPager);
 279		binding.startConversationViewPager.addOnPageChangeListener(mOnPageChangeListener);
 280		mListPagerAdapter = new ListPagerAdapter(getSupportFragmentManager());
 281		binding.startConversationViewPager.setAdapter(mListPagerAdapter);
 282
 283		mConferenceAdapter = new ListItemAdapter(this, conferences);
 284		mContactsAdapter = new ListItemAdapter(this, contacts);
 285		mContactsAdapter.setOnTagClickedListener(this.mOnTagClickedListener);
 286		this.mHideOfflineContacts = getPreferences().getBoolean("hide_offline", false);
 287
 288		final Intent intent;
 289		if (savedInstanceState == null) {
 290			intent = getIntent();
 291		} else {
 292			final String search = savedInstanceState.getString("search");
 293			if (search != null) {
 294				mInitialSearchValue.push(search);
 295			}
 296			intent = savedInstanceState.getParcelable("intent");
 297		}
 298
 299		if (isViewIntent(intent)) {
 300			pendingViewIntent.push(intent);
 301			setIntent(createLauncherIntent(this));
 302		}
 303	}
 304
 305	@Override
 306	public void onSaveInstanceState(Bundle savedInstanceState) {
 307		Intent pendingIntent = pendingViewIntent.peek();
 308		savedInstanceState.putParcelable("intent", pendingIntent != null ? pendingIntent : getIntent());
 309		if (mMenuSearchView != null && mMenuSearchView.isActionViewExpanded()) {
 310			savedInstanceState.putString("search", mSearchEditText != null ? mSearchEditText.getText().toString() : null);
 311		}
 312		super.onSaveInstanceState(savedInstanceState);
 313	}
 314
 315	@Override
 316	public void onStart() {
 317		super.onStart();
 318		final int theme = findTheme();
 319		if (this.mTheme != theme) {
 320			recreate();
 321		} else {
 322			if (pendingViewIntent.peek() == null) {
 323				askForContactsPermissions();
 324			}
 325		}
 326		mConferenceAdapter.refreshSettings();
 327		mContactsAdapter.refreshSettings();
 328	}
 329
 330	@Override
 331	public void onNewIntent(final Intent intent) {
 332		if (xmppConnectionServiceBound) {
 333			processViewIntent(intent);
 334		} else {
 335			pendingViewIntent.push(intent);
 336		}
 337		setIntent(createLauncherIntent(this));
 338	}
 339
 340	protected void openConversationForContact(int position) {
 341		Contact contact = (Contact) contacts.get(position);
 342		openConversationForContact(contact);
 343	}
 344
 345	protected void openConversationForContact(Contact contact) {
 346		Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 347		SoftKeyboardUtils.hideSoftKeyboard(this);
 348		switchToConversation(conversation);
 349	}
 350
 351	protected void openConversationForBookmark() {
 352		openConversationForBookmark(conference_context_id);
 353	}
 354
 355	protected void openConversationForBookmark(int position) {
 356		Bookmark bookmark = (Bookmark) conferences.get(position);
 357		openConversationsForBookmark(bookmark);
 358	}
 359
 360	protected void shareBookmarkUri() {
 361		shareBookmarkUri(conference_context_id);
 362	}
 363
 364	protected void shareBookmarkUri(int position) {
 365		Bookmark bookmark = (Bookmark) conferences.get(position);
 366		Intent shareIntent = new Intent();
 367		shareIntent.setAction(Intent.ACTION_SEND);
 368		shareIntent.putExtra(Intent.EXTRA_TEXT, "xmpp:" + bookmark.getJid().asBareJid().toEscapedString() + "?join");
 369		shareIntent.setType("text/plain");
 370		try {
 371			startActivity(Intent.createChooser(shareIntent, getText(R.string.share_uri_with)));
 372		} catch (ActivityNotFoundException e) {
 373			Toast.makeText(this, R.string.no_application_to_share_uri, Toast.LENGTH_SHORT).show();
 374		}
 375	}
 376
 377	protected void openConversationsForBookmark(Bookmark bookmark) {
 378		Jid jid = bookmark.getJid();
 379		if (jid == null) {
 380			Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
 381			return;
 382		}
 383		Conversation conversation = xmppConnectionService.findOrCreateConversation(bookmark.getAccount(), jid, true, true, true);
 384		bookmark.setConversation(conversation);
 385		if (!bookmark.autojoin() && getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin))) {
 386			bookmark.setAutojoin(true);
 387			xmppConnectionService.pushBookmarks(bookmark.getAccount());
 388		}
 389		SoftKeyboardUtils.hideSoftKeyboard(this);
 390		switchToConversation(conversation);
 391	}
 392
 393	protected void openDetailsForContact() {
 394		int position = contact_context_id;
 395		Contact contact = (Contact) contacts.get(position);
 396		switchToContactDetails(contact);
 397	}
 398
 399	protected void showQrForContact() {
 400		int position = contact_context_id;
 401		Contact contact = (Contact) contacts.get(position);
 402		showQrCode("xmpp:"+contact.getJid().asBareJid().toEscapedString());
 403	}
 404
 405	protected void toggleContactBlock() {
 406		final int position = contact_context_id;
 407		BlockContactDialog.show(this, (Contact) contacts.get(position));
 408	}
 409
 410	protected void deleteContact() {
 411		final int position = contact_context_id;
 412		final Contact contact = (Contact) contacts.get(position);
 413		final AlertDialog.Builder builder = new AlertDialog.Builder(this);
 414		builder.setNegativeButton(R.string.cancel, null);
 415		builder.setTitle(R.string.action_delete_contact);
 416		builder.setMessage(getString(R.string.remove_contact_text, contact.getJid()));
 417		builder.setPositiveButton(R.string.delete, (dialog, which) -> {
 418			xmppConnectionService.deleteContactOnServer(contact);
 419			filter(mSearchEditText.getText().toString());
 420		});
 421		builder.create().show();
 422	}
 423
 424	protected void deleteConference() {
 425		int position = conference_context_id;
 426		final Bookmark bookmark = (Bookmark) conferences.get(position);
 427
 428		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 429		builder.setNegativeButton(R.string.cancel, null);
 430		builder.setTitle(R.string.delete_bookmark);
 431		builder.setMessage(getString(R.string.remove_bookmark_text,
 432				bookmark.getJid()));
 433		builder.setPositiveButton(R.string.delete, (dialog, which) -> {
 434			bookmark.setConversation(null);
 435			Account account = bookmark.getAccount();
 436			account.getBookmarks().remove(bookmark);
 437			xmppConnectionService.pushBookmarks(account);
 438			filter(mSearchEditText.getText().toString());
 439		});
 440		builder.create().show();
 441
 442	}
 443
 444	@SuppressLint("InflateParams")
 445	protected void showCreateContactDialog(final String prefilledJid, final Invite invite) {
 446		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 447		Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 448		if (prev != null) {
 449			ft.remove(prev);
 450		}
 451		ft.addToBackStack(null);
 452		EnterJidDialog dialog = EnterJidDialog.newInstance(
 453				mActivatedAccounts,
 454				getString(R.string.dialog_title_create_contact),
 455				getString(R.string.create),
 456				prefilledJid,
 457				null,
 458				invite == null || !invite.hasFingerprints()
 459		);
 460
 461		dialog.setOnEnterJidDialogPositiveListener((accountJid, contactJid) -> {
 462			if (!xmppConnectionServiceBound) {
 463				return false;
 464			}
 465
 466			final Account account = xmppConnectionService.findAccountByJid(accountJid);
 467			if (account == null) {
 468				return true;
 469			}
 470
 471			final Contact contact = account.getRoster().getContact(contactJid);
 472			if (invite != null && invite.getName() != null) {
 473				contact.setServerName(invite.getName());
 474			}
 475			if (contact.isSelf()) {
 476				switchToConversation(contact, null);
 477				return true;
 478			} else if (contact.showInRoster()) {
 479				throw new EnterJidDialog.JidError(getString(R.string.contact_already_exists));
 480			} else {
 481				xmppConnectionService.createContact(contact, true);
 482				if (invite != null && invite.hasFingerprints()) {
 483					xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 484				}
 485				switchToConversation(contact, invite == null ? null : invite.getBody());
 486				return true;
 487			}
 488		});
 489		dialog.show(ft, FRAGMENT_TAG_DIALOG);
 490	}
 491
 492	@SuppressLint("InflateParams")
 493	protected void showJoinConferenceDialog(final String prefilledJid) {
 494		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 495		Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 496		if (prev != null) {
 497			ft.remove(prev);
 498		}
 499		ft.addToBackStack(null);
 500		JoinConferenceDialog joinConferenceFragment = JoinConferenceDialog.newInstance(prefilledJid, mActivatedAccounts);
 501		joinConferenceFragment.show(ft, FRAGMENT_TAG_DIALOG);
 502	}
 503
 504	private void showCreateConferenceDialog() {
 505		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 506		Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 507		if (prev != null) {
 508			ft.remove(prev);
 509		}
 510		ft.addToBackStack(null);
 511		CreateConferenceDialog createConferenceFragment = CreateConferenceDialog.newInstance(mActivatedAccounts);
 512		createConferenceFragment.show(ft, FRAGMENT_TAG_DIALOG);
 513	}
 514
 515	private Account getSelectedAccount(Spinner spinner) {
 516		if (!spinner.isEnabled()) {
 517			return null;
 518		}
 519		Jid jid;
 520		try {
 521			if (Config.DOMAIN_LOCK != null) {
 522				jid = Jid.of((String) spinner.getSelectedItem(), Config.DOMAIN_LOCK, null);
 523			} else {
 524				jid = Jid.of((String) spinner.getSelectedItem());
 525			}
 526		} catch (final IllegalArgumentException e) {
 527			return null;
 528		}
 529		return xmppConnectionService.findAccountByJid(jid);
 530	}
 531
 532	protected void switchToConversation(Contact contact, String body) {
 533		Conversation conversation = xmppConnectionService
 534				.findOrCreateConversation(contact.getAccount(),
 535						contact.getJid(), false, true);
 536		switchToConversation(conversation, body, false);
 537	}
 538
 539	@Override
 540	public void invalidateOptionsMenu() {
 541		boolean isExpanded = mMenuSearchView != null && mMenuSearchView.isActionViewExpanded();
 542		String text = mSearchEditText != null ? mSearchEditText.getText().toString() : "";
 543		if (isExpanded) {
 544			mInitialSearchValue.push(text);
 545			oneShotKeyboardSuppress.set(true);
 546		}
 547		super.invalidateOptionsMenu();
 548	}
 549
 550	private void updateSearchViewHint() {
 551		if (binding == null || mSearchEditText == null) {
 552			return;
 553		}
 554		if (binding.startConversationViewPager.getCurrentItem() == 0) {
 555			mSearchEditText.setHint(R.string.search_contacts);
 556		} else {
 557			mSearchEditText.setHint(R.string.search_groups);
 558		}
 559	}
 560
 561	@Override
 562	public boolean onCreateOptionsMenu(Menu menu) {
 563		getMenuInflater().inflate(R.menu.start_conversation, menu);
 564		MenuItem menuHideOffline = menu.findItem(R.id.action_hide_offline);
 565		MenuItem joinGroupChat = menu.findItem(R.id.action_join_conference);
 566		MenuItem qrCodeScanMenuItem = menu.findItem(R.id.action_scan_qr_code);
 567		joinGroupChat.setVisible(binding.startConversationViewPager.getCurrentItem() == 1);
 568		qrCodeScanMenuItem.setVisible(isCameraFeatureAvailable());
 569		menuHideOffline.setChecked(this.mHideOfflineContacts);
 570		mMenuSearchView = menu.findItem(R.id.action_search);
 571		mMenuSearchView.setOnActionExpandListener(mOnActionExpandListener);
 572		View mSearchView = mMenuSearchView.getActionView();
 573		mSearchEditText = mSearchView.findViewById(R.id.search_field);
 574		mSearchEditText.addTextChangedListener(mSearchTextWatcher);
 575		mSearchEditText.setOnEditorActionListener(mSearchDone);
 576		String initialSearchValue = mInitialSearchValue.pop();
 577		if (initialSearchValue != null) {
 578			mMenuSearchView.expandActionView();
 579			mSearchEditText.append(initialSearchValue);
 580			filter(initialSearchValue);
 581		}
 582		updateSearchViewHint();
 583		return super.onCreateOptionsMenu(menu);
 584	}
 585
 586	@Override
 587	public boolean onOptionsItemSelected(MenuItem item) {
 588		if (MenuDoubleTabUtil.shouldIgnoreTap()) {
 589			return false;
 590		}
 591		switch (item.getItemId()) {
 592			case android.R.id.home:
 593				navigateBack();
 594				return true;
 595			case R.id.action_join_conference:
 596				showJoinConferenceDialog(null);
 597				return true;
 598			case R.id.action_scan_qr_code:
 599				UriHandlerActivity.scan(this);
 600				return true;
 601			case R.id.action_hide_offline:
 602				mHideOfflineContacts = !item.isChecked();
 603				getPreferences().edit().putBoolean("hide_offline", mHideOfflineContacts).commit();
 604				if (mSearchEditText != null) {
 605					filter(mSearchEditText.getText().toString());
 606				}
 607				invalidateOptionsMenu();
 608		}
 609		return super.onOptionsItemSelected(item);
 610	}
 611
 612	@Override
 613	public boolean onKeyUp(int keyCode, KeyEvent event) {
 614		if (keyCode == KeyEvent.KEYCODE_SEARCH && !event.isLongPress()) {
 615			openSearch();
 616			return true;
 617		}
 618		int c = event.getUnicodeChar();
 619		if (c > 32) {
 620			if (mSearchEditText != null && !mSearchEditText.isFocused()) {
 621				openSearch();
 622				mSearchEditText.append(Character.toString((char) c));
 623				return true;
 624			}
 625		}
 626		return super.onKeyUp(keyCode, event);
 627	}
 628
 629	private void openSearch() {
 630		if (mMenuSearchView != null) {
 631			mMenuSearchView.expandActionView();
 632		}
 633	}
 634
 635	@Override
 636	public void onActivityResult(int requestCode, int resultCode, Intent intent) {
 637		if (resultCode == RESULT_OK) {
 638			if (xmppConnectionServiceBound) {
 639				this.mPostponedActivityResult = null;
 640				if (requestCode == REQUEST_CREATE_CONFERENCE) {
 641					Account account = extractAccount(intent);
 642					final String subject = intent.getStringExtra("subject");
 643					List<Jid> jids = new ArrayList<>();
 644					if (intent.getBooleanExtra("multiple", false)) {
 645						String[] toAdd = intent.getStringArrayExtra("contacts");
 646						for (String item : toAdd) {
 647							try {
 648								jids.add(Jid.of(item));
 649							} catch (IllegalArgumentException e) {
 650								//ignored
 651							}
 652						}
 653					} else {
 654						try {
 655							jids.add(Jid.of(intent.getStringExtra("contact")));
 656						} catch (Exception e) {
 657							//ignored
 658						}
 659					}
 660					if (account != null && jids.size() > 0) {
 661						if (xmppConnectionService.createAdhocConference(account, subject, jids, mAdhocConferenceCallback)) {
 662							mToast = Toast.makeText(this, R.string.creating_conference, Toast.LENGTH_LONG);
 663							mToast.show();
 664						}
 665					}
 666				}
 667			} else {
 668				this.mPostponedActivityResult = new Pair<>(requestCode, intent);
 669			}
 670		}
 671		super.onActivityResult(requestCode, requestCode, intent);
 672	}
 673
 674	private void askForContactsPermissions() {
 675		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 676			if (checkSelfPermission(Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
 677				if (mRequestedContactsPermission.compareAndSet(false, true)) {
 678					if (shouldShowRequestPermissionRationale(Manifest.permission.READ_CONTACTS)) {
 679						AlertDialog.Builder builder = new AlertDialog.Builder(this);
 680						builder.setTitle(R.string.sync_with_contacts);
 681						builder.setMessage(R.string.sync_with_contacts_long);
 682						builder.setPositiveButton(R.string.next, (dialog, which) -> {
 683							if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 684								requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 685							}
 686						});
 687						builder.setOnDismissListener(dialog -> {
 688							if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 689								requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 690							}
 691						});
 692						builder.create().show();
 693					} else {
 694						requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, 0);
 695					}
 696				}
 697			}
 698		}
 699	}
 700
 701	@Override
 702	public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[], @NonNull int[] grantResults) {
 703		if (grantResults.length > 0)
 704			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 705				ScanActivity.onRequestPermissionResult(this, requestCode, grantResults);
 706				if (requestCode == REQUEST_SYNC_CONTACTS && xmppConnectionServiceBound) {
 707					xmppConnectionService.loadPhoneContacts();
 708				}
 709			}
 710	}
 711
 712	private void configureHomeButton() {
 713		final ActionBar actionBar = getSupportActionBar();
 714		if (actionBar == null) {
 715			return;
 716		}
 717		boolean openConversations = !xmppConnectionService.isConversationsListEmpty(null);
 718		actionBar.setDisplayHomeAsUpEnabled(openConversations);
 719		actionBar.setDisplayHomeAsUpEnabled(openConversations);
 720
 721	}
 722
 723	@Override
 724	protected void onBackendConnected() {
 725		if (mPostponedActivityResult != null) {
 726			onActivityResult(mPostponedActivityResult.first, RESULT_OK, mPostponedActivityResult.second);
 727			this.mPostponedActivityResult = null;
 728		}
 729		this.mActivatedAccounts.clear();
 730		for (Account account : xmppConnectionService.getAccounts()) {
 731			if (account.getStatus() != Account.State.DISABLED) {
 732				if (Config.DOMAIN_LOCK != null) {
 733					this.mActivatedAccounts.add(account.getJid().getLocal());
 734				} else {
 735					this.mActivatedAccounts.add(account.getJid().asBareJid().toString());
 736				}
 737			}
 738		}
 739		configureHomeButton();
 740		Intent intent = pendingViewIntent.pop();
 741		if (intent != null && processViewIntent(intent)) {
 742			filter(null);
 743		} else {
 744			if (mSearchEditText != null) {
 745				filter(mSearchEditText.getText().toString());
 746			} else {
 747				filter(null);
 748			}
 749		}
 750		Fragment fragment = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 751		if (fragment != null && fragment instanceof OnBackendConnected) {
 752			Log.d(Config.LOGTAG, "calling on backend connected on dialog");
 753			((OnBackendConnected) fragment).onBackendConnected();
 754		}
 755	}
 756
 757	protected boolean processViewIntent(@NonNull Intent intent) {
 758		final String inviteUri = intent.getStringExtra(WelcomeActivity.EXTRA_INVITE_URI);
 759		if (inviteUri != null) {
 760			Invite invite = new Invite(inviteUri);
 761			if (invite.isJidValid()) {
 762				return invite.invite();
 763			}
 764		}
 765		final String action = intent.getAction();
 766		if (action == null) {
 767			return false;
 768		}
 769		switch (action) {
 770			case Intent.ACTION_SENDTO:
 771			case Intent.ACTION_VIEW:
 772				Uri uri = intent.getData();
 773				if (uri != null) {
 774					Invite invite = new Invite(intent.getData(), intent.getBooleanExtra("scanned", false));
 775					invite.account = intent.getStringExtra("account");
 776					return invite.invite();
 777				} else {
 778					return false;
 779				}
 780		}
 781		return false;
 782	}
 783
 784	private boolean handleJid(Invite invite) {
 785		List<Contact> contacts = xmppConnectionService.findContacts(invite.getJid(), invite.account);
 786		if (invite.isAction(XmppUri.ACTION_JOIN)) {
 787			Conversation muc = xmppConnectionService.findFirstMuc(invite.getJid());
 788			if (muc != null) {
 789				switchToConversation(muc, invite.getBody(), false);
 790				return true;
 791			} else {
 792				showJoinConferenceDialog(invite.getJid().asBareJid().toString());
 793				return false;
 794			}
 795		} else if (contacts.size() == 0) {
 796			showCreateContactDialog(invite.getJid().toString(), invite);
 797			return false;
 798		} else if (contacts.size() == 1) {
 799			Contact contact = contacts.get(0);
 800			if (!invite.isSafeSource() && invite.hasFingerprints()) {
 801				displayVerificationWarningDialog(contact, invite);
 802			} else {
 803				if (invite.hasFingerprints()) {
 804					if (xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints())) {
 805						Toast.makeText(this, R.string.verified_fingerprints, Toast.LENGTH_SHORT).show();
 806					}
 807				}
 808				if (invite.account != null) {
 809					xmppConnectionService.getShortcutService().report(contact);
 810				}
 811				switchToConversation(contact, invite.getBody());
 812			}
 813			return true;
 814		} else {
 815			if (mMenuSearchView != null) {
 816				mMenuSearchView.expandActionView();
 817				mSearchEditText.setText("");
 818				mSearchEditText.append(invite.getJid().toString());
 819				filter(invite.getJid().toString());
 820			} else {
 821				mInitialSearchValue.push(invite.getJid().toString());
 822			}
 823			return true;
 824		}
 825	}
 826
 827	private void displayVerificationWarningDialog(final Contact contact, final Invite invite) {
 828		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 829		builder.setTitle(R.string.verify_omemo_keys);
 830		View view = getLayoutInflater().inflate(R.layout.dialog_verify_fingerprints, null);
 831		final CheckBox isTrustedSource = view.findViewById(R.id.trusted_source);
 832		TextView warning = view.findViewById(R.id.warning);
 833		String jid = contact.getJid().asBareJid().toString();
 834		SpannableString spannable = new SpannableString(getString(R.string.verifying_omemo_keys_trusted_source, jid, contact.getDisplayName()));
 835		int start = spannable.toString().indexOf(jid);
 836		if (start >= 0) {
 837			spannable.setSpan(new TypefaceSpan("monospace"), start, start + jid.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
 838		}
 839		warning.setText(spannable);
 840		builder.setView(view);
 841		builder.setPositiveButton(R.string.confirm, (dialog, which) -> {
 842			if (isTrustedSource.isChecked() && invite.hasFingerprints()) {
 843				xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 844			}
 845			switchToConversation(contact, invite.getBody());
 846		});
 847		builder.setNegativeButton(R.string.cancel, (dialog, which) -> StartConversationActivity.this.finish());
 848		AlertDialog dialog = builder.create();
 849		dialog.setCanceledOnTouchOutside(false);
 850		dialog.setOnCancelListener(dialog1 -> StartConversationActivity.this.finish());
 851		dialog.show();
 852	}
 853
 854	protected void filter(String needle) {
 855		if (xmppConnectionServiceBound) {
 856			this.filterContacts(needle);
 857			this.filterConferences(needle);
 858		}
 859	}
 860
 861	protected void filterContacts(String needle) {
 862		this.contacts.clear();
 863		for (Account account : xmppConnectionService.getAccounts()) {
 864			if (account.getStatus() != Account.State.DISABLED) {
 865				for (Contact contact : account.getRoster().getContacts()) {
 866					Presence.Status s = contact.getShownStatus();
 867					if (contact.showInRoster() && contact.match(this, needle)
 868							&& (!this.mHideOfflineContacts
 869							|| (needle != null && !needle.trim().isEmpty())
 870							|| s.compareTo(Presence.Status.OFFLINE) < 0)) {
 871						this.contacts.add(contact);
 872					}
 873				}
 874			}
 875		}
 876		Collections.sort(this.contacts);
 877		mContactsAdapter.notifyDataSetChanged();
 878	}
 879
 880	protected void filterConferences(String needle) {
 881		this.conferences.clear();
 882		for (Account account : xmppConnectionService.getAccounts()) {
 883			if (account.getStatus() != Account.State.DISABLED) {
 884				for (Bookmark bookmark : account.getBookmarks()) {
 885					if (bookmark.match(this, needle)) {
 886						this.conferences.add(bookmark);
 887					}
 888				}
 889			}
 890		}
 891		Collections.sort(this.conferences);
 892		mConferenceAdapter.notifyDataSetChanged();
 893	}
 894
 895	private void onTabChanged() {
 896		@DrawableRes final int fabDrawable;
 897		if (binding.startConversationViewPager.getCurrentItem() == 0) {
 898			fabDrawable = R.drawable.ic_person_add_white_24dp;
 899		} else {
 900			fabDrawable = R.drawable.ic_group_add_white_24dp;
 901		}
 902		binding.fab.setImageResource(fabDrawable);
 903		invalidateOptionsMenu();
 904	}
 905
 906	@Override
 907	public void OnUpdateBlocklist(final Status status) {
 908		refreshUi();
 909	}
 910
 911	@Override
 912	protected void refreshUiReal() {
 913		if (mSearchEditText != null) {
 914			filter(mSearchEditText.getText().toString());
 915		}
 916		configureHomeButton();
 917	}
 918
 919	@Override
 920	public void onBackPressed() {
 921		navigateBack();
 922	}
 923
 924	private void navigateBack() {
 925		if (xmppConnectionService != null && !xmppConnectionService.isConversationsListEmpty(null)) {
 926			Intent intent = new Intent(this, ConversationsActivity.class);
 927			intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
 928			startActivity(intent);
 929		}
 930		finish();
 931	}
 932
 933	@Override
 934	public void onCreateDialogPositiveClick(Spinner spinner, String subject) {
 935		if (!xmppConnectionServiceBound) {
 936			return;
 937		}
 938		final Account account = getSelectedAccount(spinner);
 939		if (account == null) {
 940			return;
 941		}
 942		Intent intent = new Intent(getApplicationContext(), ChooseContactActivity.class);
 943		intent.putExtra("multiple", true);
 944		intent.putExtra("show_enter_jid", true);
 945		intent.putExtra("subject", subject);
 946		intent.putExtra(EXTRA_ACCOUNT, account.getJid().asBareJid().toString());
 947		intent.putExtra(ChooseContactActivity.EXTRA_TITLE_RES_ID, R.string.choose_participants);
 948		startActivityForResult(intent, REQUEST_CREATE_CONFERENCE);
 949	}
 950
 951	@Override
 952	public void onJoinDialogPositiveClick(Dialog dialog, Spinner spinner, AutoCompleteTextView jid, boolean isBookmarkChecked) {
 953		if (!xmppConnectionServiceBound) {
 954			return;
 955		}
 956		final Account account = getSelectedAccount(spinner);
 957		if (account == null) {
 958			return;
 959		}
 960		final Jid conferenceJid;
 961		try {
 962			conferenceJid = Jid.of(jid.getText().toString());
 963		} catch (final IllegalArgumentException e) {
 964			jid.setError(getString(R.string.invalid_jid));
 965			return;
 966		}
 967
 968		if (isBookmarkChecked) {
 969			if (account.hasBookmarkFor(conferenceJid)) {
 970				jid.setError(getString(R.string.bookmark_already_exists));
 971			} else {
 972				final Bookmark bookmark = new Bookmark(account, conferenceJid.asBareJid());
 973				bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
 974				String nick = conferenceJid.getResource();
 975				if (nick != null && !nick.isEmpty()) {
 976					bookmark.setNick(nick);
 977				}
 978				account.getBookmarks().add(bookmark);
 979				xmppConnectionService.pushBookmarks(account);
 980				final Conversation conversation = xmppConnectionService
 981						.findOrCreateConversation(account, conferenceJid, true, true, true);
 982				bookmark.setConversation(conversation);
 983				dialog.dismiss();
 984				switchToConversation(conversation);
 985			}
 986		} else {
 987			final Conversation conversation = xmppConnectionService
 988					.findOrCreateConversation(account, conferenceJid, true, true, true);
 989			dialog.dismiss();
 990			switchToConversation(conversation);
 991		}
 992	}
 993
 994	@Override
 995	public void onConversationUpdate() {
 996		refreshUi();
 997	}
 998
 999	public static class MyListFragment extends ListFragment {
1000		private AdapterView.OnItemClickListener mOnItemClickListener;
1001		private int mResContextMenu;
1002
1003		public void setContextMenu(final int res) {
1004			this.mResContextMenu = res;
1005		}
1006
1007		@Override
1008		public void onListItemClick(final ListView l, final View v, final int position, final long id) {
1009			if (mOnItemClickListener != null) {
1010				mOnItemClickListener.onItemClick(l, v, position, id);
1011			}
1012		}
1013
1014		public void setOnListItemClickListener(AdapterView.OnItemClickListener l) {
1015			this.mOnItemClickListener = l;
1016		}
1017
1018		@Override
1019		public void onViewCreated(@NonNull final View view, final Bundle savedInstanceState) {
1020			super.onViewCreated(view, savedInstanceState);
1021			registerForContextMenu(getListView());
1022			getListView().setFastScrollEnabled(true);
1023			getListView().setDivider(null);
1024			getListView().setDividerHeight(0);
1025		}
1026
1027		@Override
1028		public void onCreateContextMenu(final ContextMenu menu, final View v,
1029		                                final ContextMenuInfo menuInfo) {
1030			super.onCreateContextMenu(menu, v, menuInfo);
1031			final StartConversationActivity activity = (StartConversationActivity) getActivity();
1032			if (activity == null) {
1033				return;
1034			}
1035			activity.getMenuInflater().inflate(mResContextMenu, menu);
1036			final AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
1037			if (mResContextMenu == R.menu.conference_context) {
1038				activity.conference_context_id = acmi.position;
1039			} else if (mResContextMenu == R.menu.contact_context) {
1040				activity.contact_context_id = acmi.position;
1041				final Contact contact = (Contact) activity.contacts.get(acmi.position);
1042				final MenuItem blockUnblockItem = menu.findItem(R.id.context_contact_block_unblock);
1043				final MenuItem showContactDetailsItem = menu.findItem(R.id.context_contact_details);
1044				if (contact.isSelf()) {
1045					showContactDetailsItem.setVisible(false);
1046				}
1047				XmppConnection xmpp = contact.getAccount().getXmppConnection();
1048				if (xmpp != null && xmpp.getFeatures().blocking() && !contact.isSelf()) {
1049					if (contact.isBlocked()) {
1050						blockUnblockItem.setTitle(R.string.unblock_contact);
1051					} else {
1052						blockUnblockItem.setTitle(R.string.block_contact);
1053					}
1054				} else {
1055					blockUnblockItem.setVisible(false);
1056				}
1057			}
1058		}
1059
1060		@Override
1061		public boolean onContextItemSelected(final MenuItem item) {
1062			StartConversationActivity activity = (StartConversationActivity) getActivity();
1063			if (activity == null) {
1064				return true;
1065			}
1066			switch (item.getItemId()) {
1067				case R.id.context_contact_details:
1068					activity.openDetailsForContact();
1069					break;
1070				case R.id.context_show_qr:
1071					activity.showQrForContact();
1072					break;
1073				case R.id.context_contact_block_unblock:
1074					activity.toggleContactBlock();
1075					break;
1076				case R.id.context_delete_contact:
1077					activity.deleteContact();
1078					break;
1079				case R.id.context_join_conference:
1080					activity.openConversationForBookmark();
1081					break;
1082				case R.id.context_share_uri:
1083					activity.shareBookmarkUri();
1084					break;
1085				case R.id.context_delete_conference:
1086					activity.deleteConference();
1087			}
1088			return true;
1089		}
1090	}
1091
1092	public class ListPagerAdapter extends PagerAdapter {
1093		FragmentManager fragmentManager;
1094		MyListFragment[] fragments;
1095
1096		public ListPagerAdapter(FragmentManager fm) {
1097			fragmentManager = fm;
1098			fragments = new MyListFragment[2];
1099		}
1100
1101		public void requestFocus(int pos) {
1102			if (fragments.length > pos) {
1103				fragments[pos].getListView().requestFocus();
1104			}
1105		}
1106
1107		@Override
1108		public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
1109			assert (0 <= position && position < fragments.length);
1110			FragmentTransaction trans = fragmentManager.beginTransaction();
1111			trans.remove(fragments[position]);
1112			trans.commit();
1113			fragments[position] = null;
1114		}
1115
1116		@Override
1117		public Fragment instantiateItem(@NonNull ViewGroup container, int position) {
1118			Fragment fragment = getItem(position);
1119			FragmentTransaction trans = fragmentManager.beginTransaction();
1120			trans.add(container.getId(), fragment, "fragment:" + position);
1121			trans.commit();
1122			return fragment;
1123		}
1124
1125		@Override
1126		public int getCount() {
1127			return fragments.length;
1128		}
1129
1130		@Override
1131		public boolean isViewFromObject(@NonNull View view, @NonNull Object fragment) {
1132			return ((Fragment) fragment).getView() == view;
1133		}
1134
1135		@Nullable
1136		@Override
1137		public CharSequence getPageTitle(int position) {
1138			switch (position) {
1139				case 0:
1140					return getResources().getString(R.string.contacts);
1141				case 1:
1142					return getResources().getString(R.string.conferences);
1143				default:
1144					return super.getPageTitle(position);
1145			}
1146		}
1147
1148		public Fragment getItem(int position) {
1149			assert (0 <= position && position < fragments.length);
1150			if (fragments[position] == null) {
1151				final MyListFragment listFragment = new MyListFragment();
1152				if (position == 1) {
1153					listFragment.setListAdapter(mConferenceAdapter);
1154					listFragment.setContextMenu(R.menu.conference_context);
1155					listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForBookmark(p));
1156				} else {
1157
1158					listFragment.setListAdapter(mContactsAdapter);
1159					listFragment.setContextMenu(R.menu.contact_context);
1160					listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForContact(p));
1161				}
1162				fragments[position] = listFragment;
1163			}
1164			return fragments[position];
1165		}
1166	}
1167
1168	private class Invite extends XmppUri {
1169
1170		public String account;
1171
1172		public Invite(final Uri uri) {
1173			super(uri);
1174		}
1175
1176		public Invite(final String uri) {
1177			super(uri);
1178		}
1179
1180		public Invite(Uri uri, boolean safeSource) {
1181			super(uri, safeSource);
1182		}
1183
1184		boolean invite() {
1185			if (!isJidValid()) {
1186				Toast.makeText(StartConversationActivity.this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
1187				return false;
1188			}
1189			if (getJid() != null) {
1190				return handleJid(this);
1191			}
1192			return false;
1193		}
1194	}
1195}