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.net.Uri;
  13import android.os.Build;
  14import android.os.Bundle;
  15import android.text.Editable;
  16import android.text.Html;
  17import android.text.TextWatcher;
  18import android.text.method.LinkMovementMethod;
  19import android.util.Log;
  20import android.util.Pair;
  21import android.view.ContextMenu;
  22import android.view.ContextMenu.ContextMenuInfo;
  23import android.view.KeyEvent;
  24import android.view.Menu;
  25import android.view.MenuItem;
  26import android.view.View;
  27import android.view.ViewGroup;
  28import android.view.inputmethod.InputMethodManager;
  29import android.widget.AdapterView;
  30import android.widget.AdapterView.AdapterContextMenuInfo;
  31import android.widget.ArrayAdapter;
  32import android.widget.AutoCompleteTextView;
  33import android.widget.CheckBox;
  34import android.widget.EditText;
  35import android.widget.ListView;
  36import android.widget.Spinner;
  37import android.widget.TextView;
  38import android.widget.Toast;
  39
  40import androidx.annotation.MenuRes;
  41import androidx.annotation.NonNull;
  42import androidx.annotation.Nullable;
  43import androidx.annotation.StringRes;
  44import androidx.appcompat.app.ActionBar;
  45import androidx.appcompat.app.AlertDialog;
  46import androidx.appcompat.widget.PopupMenu;
  47import androidx.core.content.ContextCompat;
  48import androidx.databinding.DataBindingUtil;
  49import androidx.fragment.app.Fragment;
  50import androidx.fragment.app.FragmentManager;
  51import androidx.fragment.app.FragmentTransaction;
  52import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
  53import androidx.viewpager.widget.PagerAdapter;
  54import androidx.viewpager.widget.ViewPager;
  55
  56import com.google.android.material.textfield.TextInputLayout;
  57import com.leinardi.android.speeddial.SpeedDialActionItem;
  58import com.leinardi.android.speeddial.SpeedDialView;
  59
  60import java.util.ArrayList;
  61import java.util.Collections;
  62import java.util.List;
  63import java.util.concurrent.atomic.AtomicBoolean;
  64
  65import eu.siacs.conversations.Config;
  66import eu.siacs.conversations.R;
  67import eu.siacs.conversations.databinding.ActivityStartConversationBinding;
  68import eu.siacs.conversations.entities.Account;
  69import eu.siacs.conversations.entities.Bookmark;
  70import eu.siacs.conversations.entities.Contact;
  71import eu.siacs.conversations.entities.Conversation;
  72import eu.siacs.conversations.entities.ListItem;
  73import eu.siacs.conversations.entities.MucOptions;
  74import eu.siacs.conversations.entities.Presence;
  75import eu.siacs.conversations.services.QuickConversationsService;
  76import eu.siacs.conversations.services.XmppConnectionService;
  77import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  78import eu.siacs.conversations.ui.adapter.ListItemAdapter;
  79import eu.siacs.conversations.ui.interfaces.OnBackendConnected;
  80import eu.siacs.conversations.ui.util.JidDialog;
  81import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
  82import eu.siacs.conversations.ui.util.PendingItem;
  83import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
  84import eu.siacs.conversations.ui.widget.SwipeRefreshListFragment;
  85import eu.siacs.conversations.utils.AccountUtils;
  86import eu.siacs.conversations.utils.XmppUri;
  87import eu.siacs.conversations.xmpp.Jid;
  88import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  89import eu.siacs.conversations.xmpp.XmppConnection;
  90
  91public class StartConversationActivity extends XmppActivity implements XmppConnectionService.OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, CreatePrivateGroupChatDialog.CreateConferenceDialogListener, JoinConferenceDialog.JoinConferenceDialogListener, SwipeRefreshLayout.OnRefreshListener, CreatePublicChannelDialog.CreatePublicChannelDialogListener {
  92
  93    public static final String EXTRA_INVITE_URI = "eu.siacs.conversations.invite_uri";
  94
  95    private final int REQUEST_SYNC_CONTACTS = 0x28cf;
  96    private final int REQUEST_CREATE_CONFERENCE = 0x39da;
  97    private final PendingItem<Intent> pendingViewIntent = new PendingItem<>();
  98    private final PendingItem<String> mInitialSearchValue = new PendingItem<>();
  99    private final AtomicBoolean oneShotKeyboardSuppress = new AtomicBoolean();
 100    public ListItem contextItem;
 101    private ListPagerAdapter mListPagerAdapter;
 102    private final List<ListItem> contacts = new ArrayList<>();
 103    private ListItemAdapter mContactsAdapter;
 104    private final List<ListItem> conferences = new ArrayList<>();
 105    private ListItemAdapter mConferenceAdapter;
 106    private final List<String> mActivatedAccounts = new ArrayList<>();
 107    private EditText mSearchEditText;
 108    private final AtomicBoolean mRequestedContactsPermission = new AtomicBoolean(false);
 109    private final AtomicBoolean mOpenedFab = new AtomicBoolean(false);
 110    private boolean mHideOfflineContacts = false;
 111    private boolean createdByViewIntent = false;
 112    private final MenuItem.OnActionExpandListener mOnActionExpandListener = new MenuItem.OnActionExpandListener() {
 113
 114        @Override
 115        public boolean onMenuItemActionExpand(MenuItem item) {
 116            mSearchEditText.post(() -> {
 117                updateSearchViewHint();
 118                mSearchEditText.requestFocus();
 119                if (oneShotKeyboardSuppress.compareAndSet(true, false)) {
 120                    return;
 121                }
 122                InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
 123                if (imm != null) {
 124                    imm.showSoftInput(mSearchEditText, InputMethodManager.SHOW_IMPLICIT);
 125                }
 126            });
 127            if (binding.speedDial.isOpen()) {
 128                binding.speedDial.close();
 129            }
 130            return true;
 131        }
 132
 133        @Override
 134        public boolean onMenuItemActionCollapse(MenuItem item) {
 135            SoftKeyboardUtils.hideSoftKeyboard(StartConversationActivity.this);
 136            mSearchEditText.setText("");
 137            filter(null);
 138            return true;
 139        }
 140    };
 141    private final TextWatcher mSearchTextWatcher = new TextWatcher() {
 142
 143        @Override
 144        public void afterTextChanged(Editable editable) {
 145            filter(editable.toString());
 146        }
 147
 148        @Override
 149        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 150        }
 151
 152        @Override
 153        public void onTextChanged(CharSequence s, int start, int before, int count) {
 154        }
 155    };
 156    private MenuItem mMenuSearchView;
 157    private final ListItemAdapter.OnTagClickedListener mOnTagClickedListener = new ListItemAdapter.OnTagClickedListener() {
 158        @Override
 159        public void onTagClicked(String tag) {
 160            if (mMenuSearchView != null) {
 161                mMenuSearchView.expandActionView();
 162                mSearchEditText.setText("");
 163                mSearchEditText.append(tag);
 164                filter(tag);
 165            }
 166        }
 167    };
 168    private Pair<Integer, Intent> mPostponedActivityResult;
 169    private Toast mToast;
 170    private final UiCallback<Conversation> mAdhocConferenceCallback = new UiCallback<Conversation>() {
 171        @Override
 172        public void success(final Conversation conversation) {
 173            runOnUiThread(() -> {
 174                hideToast();
 175                switchToConversation(conversation);
 176            });
 177        }
 178
 179        @Override
 180        public void error(final int errorCode, Conversation object) {
 181            runOnUiThread(() -> replaceToast(getString(errorCode)));
 182        }
 183
 184        @Override
 185        public void userInputRequired(PendingIntent pi, Conversation object) {
 186
 187        }
 188    };
 189    private ActivityStartConversationBinding binding;
 190    private final TextView.OnEditorActionListener mSearchDone = new TextView.OnEditorActionListener() {
 191        @Override
 192        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
 193            int pos = binding.startConversationViewPager.getCurrentItem();
 194            if (pos == 0) {
 195                if (contacts.size() == 1) {
 196                    openConversation(contacts.get(0));
 197                    return true;
 198                } else if (contacts.size() == 0 && conferences.size() == 1) {
 199                    openConversationsForBookmark((Bookmark) conferences.get(0));
 200                    return true;
 201                }
 202            } else {
 203                if (conferences.size() == 1) {
 204                    openConversationsForBookmark((Bookmark) conferences.get(0));
 205                    return true;
 206                } else if (conferences.size() == 0 && contacts.size() == 1) {
 207                    openConversation(contacts.get(0));
 208                    return true;
 209                }
 210            }
 211            SoftKeyboardUtils.hideSoftKeyboard(StartConversationActivity.this);
 212            mListPagerAdapter.requestFocus(pos);
 213            return true;
 214        }
 215    };
 216
 217    public static void populateAccountSpinner(Context context, List<String> accounts, Spinner spinner) {
 218        if (accounts.size() > 0) {
 219            ArrayAdapter<String> adapter = new ArrayAdapter<>(context, R.layout.simple_list_item, accounts);
 220            adapter.setDropDownViewResource(R.layout.simple_list_item);
 221            spinner.setAdapter(adapter);
 222            spinner.setEnabled(true);
 223        } else {
 224            ArrayAdapter<String> adapter = new ArrayAdapter<>(context,
 225                    R.layout.simple_list_item,
 226                    Collections.singletonList(context.getString(R.string.no_accounts)));
 227            adapter.setDropDownViewResource(R.layout.simple_list_item);
 228            spinner.setAdapter(adapter);
 229            spinner.setEnabled(false);
 230        }
 231    }
 232
 233    public static void launch(Context context) {
 234        final Intent intent = new Intent(context, StartConversationActivity.class);
 235        context.startActivity(intent);
 236    }
 237
 238    private static Intent createLauncherIntent(Context context) {
 239        final Intent intent = new Intent(context, StartConversationActivity.class);
 240        intent.setAction(Intent.ACTION_MAIN);
 241        intent.addCategory(Intent.CATEGORY_LAUNCHER);
 242        return intent;
 243    }
 244
 245    private static boolean isViewIntent(final Intent i) {
 246        return i != null && (Intent.ACTION_VIEW.equals(i.getAction()) || Intent.ACTION_SENDTO.equals(i.getAction()) || i.hasExtra(EXTRA_INVITE_URI));
 247    }
 248
 249    protected void hideToast() {
 250        if (mToast != null) {
 251            mToast.cancel();
 252        }
 253    }
 254
 255    protected void replaceToast(String msg) {
 256        hideToast();
 257        mToast = Toast.makeText(this, msg, Toast.LENGTH_LONG);
 258        mToast.show();
 259    }
 260
 261    @Override
 262    public void onRosterUpdate() {
 263        this.refreshUi();
 264    }
 265
 266    @Override
 267    public void onCreate(Bundle savedInstanceState) {
 268        super.onCreate(savedInstanceState);
 269        this.binding = DataBindingUtil.setContentView(this, R.layout.activity_start_conversation);
 270        setSupportActionBar(binding.toolbar);
 271        configureActionBar(getSupportActionBar());
 272
 273        inflateFab(binding.speedDial, R.menu.start_conversation_fab_submenu);
 274        binding.tabLayout.setupWithViewPager(binding.startConversationViewPager);
 275        binding.startConversationViewPager.addOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
 276            @Override
 277            public void onPageSelected(int position) {
 278                updateSearchViewHint();
 279            }
 280        });
 281        mListPagerAdapter = new ListPagerAdapter(getSupportFragmentManager());
 282        binding.startConversationViewPager.setAdapter(mListPagerAdapter);
 283
 284        mConferenceAdapter = new ListItemAdapter(this, conferences);
 285        mContactsAdapter = new ListItemAdapter(this, contacts);
 286        mContactsAdapter.setOnTagClickedListener(this.mOnTagClickedListener);
 287
 288        final SharedPreferences preferences = getPreferences();
 289
 290        this.mHideOfflineContacts = QuickConversationsService.isConversations() && preferences.getBoolean("hide_offline", false);
 291
 292        final boolean startSearching = preferences.getBoolean("start_searching", getResources().getBoolean(R.bool.start_searching));
 293
 294        final Intent intent;
 295        if (savedInstanceState == null) {
 296            intent = getIntent();
 297        } else {
 298            createdByViewIntent = savedInstanceState.getBoolean("created_by_view_intent", false);
 299            final String search = savedInstanceState.getString("search");
 300            if (search != null) {
 301                mInitialSearchValue.push(search);
 302            }
 303            intent = savedInstanceState.getParcelable("intent");
 304        }
 305
 306        if (isViewIntent(intent)) {
 307            pendingViewIntent.push(intent);
 308            createdByViewIntent = true;
 309            setIntent(createLauncherIntent(this));
 310        } else if (startSearching && mInitialSearchValue.peek() == null) {
 311            mInitialSearchValue.push("");
 312        }
 313        mRequestedContactsPermission.set(savedInstanceState != null && savedInstanceState.getBoolean("requested_contacts_permission", false));
 314        mOpenedFab.set(savedInstanceState != null && savedInstanceState.getBoolean("opened_fab", false));
 315        binding.speedDial.setOnActionSelectedListener(actionItem -> {
 316            final String searchString = mSearchEditText != null ? mSearchEditText.getText().toString() : null;
 317            final String prefilled;
 318            if (isValidJid(searchString)) {
 319                prefilled = Jid.ofEscaped(searchString).toEscapedString();
 320            } else {
 321                prefilled = null;
 322            }
 323            switch (actionItem.getId()) {
 324                case R.id.discover_public_channels:
 325                    startActivity(new Intent(this, ChannelDiscoveryActivity.class));
 326                    break;
 327                case R.id.join_public_channel:
 328                    showJoinConferenceDialog(prefilled);
 329                    break;
 330                case R.id.create_private_group_chat:
 331                    showCreatePrivateGroupChatDialog();
 332                    break;
 333                case R.id.create_public_channel:
 334                    showPublicChannelDialog();
 335                    break;
 336                case R.id.create_contact:
 337                    showCreateContactDialog(prefilled, null);
 338                    break;
 339            }
 340            return false;
 341        });
 342    }
 343
 344    private void inflateFab(final SpeedDialView speedDialView, final @MenuRes int menuRes) {
 345        speedDialView.clearActionItems();
 346        final PopupMenu popupMenu = new PopupMenu(this, new View(this));
 347        popupMenu.inflate(menuRes);
 348        final Menu menu = popupMenu.getMenu();
 349        for (int i = 0; i < menu.size(); i++) {
 350            final MenuItem menuItem = menu.getItem(i);
 351            final SpeedDialActionItem actionItem = new SpeedDialActionItem.Builder(menuItem.getItemId(), menuItem.getIcon())
 352                    .setLabel(menuItem.getTitle() != null ? menuItem.getTitle().toString() : null)
 353                    .setFabImageTintColor(ContextCompat.getColor(this, R.color.white))
 354                    .create();
 355            speedDialView.addActionItem(actionItem);
 356        }
 357    }
 358
 359    public static boolean isValidJid(String input) {
 360        try {
 361            Jid jid = Jid.ofEscaped(input);
 362            return !jid.isDomainJid();
 363        } catch (IllegalArgumentException e) {
 364            return false;
 365        }
 366    }
 367
 368    @Override
 369    public void onSaveInstanceState(Bundle savedInstanceState) {
 370        Intent pendingIntent = pendingViewIntent.peek();
 371        savedInstanceState.putParcelable("intent", pendingIntent != null ? pendingIntent : getIntent());
 372        savedInstanceState.putBoolean("requested_contacts_permission", mRequestedContactsPermission.get());
 373        savedInstanceState.putBoolean("opened_fab", mOpenedFab.get());
 374        savedInstanceState.putBoolean("created_by_view_intent", createdByViewIntent);
 375        if (mMenuSearchView != null && mMenuSearchView.isActionViewExpanded()) {
 376            savedInstanceState.putString("search", mSearchEditText != null ? mSearchEditText.getText().toString() : null);
 377        }
 378        super.onSaveInstanceState(savedInstanceState);
 379    }
 380
 381    @Override
 382    public void onStart() {
 383        super.onStart();
 384        final int theme = findTheme();
 385        if (this.mTheme != theme) {
 386            recreate();
 387        } else {
 388            if (pendingViewIntent.peek() == null) {
 389                askForContactsPermissions();
 390            }
 391        }
 392        mConferenceAdapter.refreshSettings();
 393        mContactsAdapter.refreshSettings();
 394    }
 395
 396    @Override
 397    public void onNewIntent(final Intent intent) {
 398        super.onNewIntent(intent);
 399        if (xmppConnectionServiceBound) {
 400            processViewIntent(intent);
 401        } else {
 402            pendingViewIntent.push(intent);
 403        }
 404        setIntent(createLauncherIntent(this));
 405    }
 406
 407    protected void openConversationForContact(int position) {
 408        openConversation(contacts.get(position));
 409    }
 410
 411    protected void openConversation(ListItem item) {
 412        if (item instanceof Contact) {
 413            openConversationForContact((Contact) item);
 414        } else {
 415            openConversationsForBookmark((Bookmark) item);
 416        }
 417    }
 418
 419    protected void openConversationForContact(Contact contact) {
 420        Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 421        SoftKeyboardUtils.hideSoftKeyboard(this);
 422        switchToConversation(conversation);
 423    }
 424
 425    protected void openConversationForBookmark(int position) {
 426        Bookmark bookmark = (Bookmark) conferences.get(position);
 427        openConversationsForBookmark(bookmark);
 428    }
 429
 430    protected void shareBookmarkUri() {
 431        shareAsChannel(this, contextItem.getJid().asBareJid().toEscapedString());
 432    }
 433
 434    protected void shareBookmarkUri(int position) {
 435        Bookmark bookmark = (Bookmark) conferences.get(position);
 436        shareAsChannel(this, bookmark.getJid().asBareJid().toEscapedString());
 437    }
 438
 439    public static void shareAsChannel(final Context context, final String address) {
 440        Intent shareIntent = new Intent();
 441        shareIntent.setAction(Intent.ACTION_SEND);
 442        shareIntent.putExtra(Intent.EXTRA_TEXT, "xmpp:" + address + "?join");
 443        shareIntent.setType("text/plain");
 444        try {
 445            context.startActivity(Intent.createChooser(shareIntent, context.getText(R.string.share_uri_with)));
 446        } catch (ActivityNotFoundException e) {
 447            Toast.makeText(context, R.string.no_application_to_share_uri, Toast.LENGTH_SHORT).show();
 448        }
 449    }
 450
 451    protected void openConversationsForBookmark(Bookmark bookmark) {
 452        final Jid jid = bookmark.getFullJid();
 453        if (jid == null) {
 454            Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
 455            return;
 456        }
 457        Conversation conversation = xmppConnectionService.findOrCreateConversation(bookmark.getAccount(), jid, true, true, true);
 458        bookmark.setConversation(conversation);
 459        if (!bookmark.autojoin() && getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin))) {
 460            bookmark.setAutojoin(true);
 461            xmppConnectionService.createBookmark(bookmark.getAccount(), bookmark);
 462        }
 463        SoftKeyboardUtils.hideSoftKeyboard(this);
 464        switchToConversation(conversation);
 465    }
 466
 467    protected void openDetailsForContact() {
 468        switchToContactDetails((Contact) contextItem);
 469    }
 470
 471    protected void showQrForContact() {
 472        showQrCode("xmpp:" + contextItem.getJid().asBareJid().toEscapedString());
 473    }
 474
 475    protected void toggleContactBlock() {
 476        BlockContactDialog.show(this, (Contact) contextItem);
 477    }
 478
 479    protected void deleteContact() {
 480        final Contact contact = (Contact) contextItem;
 481        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
 482        builder.setNegativeButton(R.string.cancel, null);
 483        builder.setTitle(R.string.action_delete_contact);
 484        builder.setMessage(JidDialog.style(this, R.string.remove_contact_text, contact.getJid().toEscapedString()));
 485        builder.setPositiveButton(R.string.delete, (dialog, which) -> {
 486            xmppConnectionService.deleteContactOnServer(contact);
 487            filter(mSearchEditText.getText().toString());
 488        });
 489        builder.create().show();
 490    }
 491
 492    protected void deleteConference() {
 493        final Bookmark bookmark = (Bookmark) contextItem;
 494
 495        AlertDialog.Builder builder = new AlertDialog.Builder(this);
 496        builder.setNegativeButton(R.string.cancel, null);
 497        builder.setTitle(R.string.delete_bookmark);
 498        builder.setMessage(JidDialog.style(this, R.string.remove_bookmark_text, bookmark.getJid().toEscapedString()));
 499        builder.setPositiveButton(R.string.delete, (dialog, which) -> {
 500            bookmark.setConversation(null);
 501            final Account account = bookmark.getAccount();
 502            xmppConnectionService.deleteBookmark(account, bookmark);
 503            filter(mSearchEditText.getText().toString());
 504        });
 505        builder.create().show();
 506
 507    }
 508
 509    @SuppressLint("InflateParams")
 510    protected void showCreateContactDialog(final String prefilledJid, final Invite invite) {
 511        FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 512        Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 513        if (prev != null) {
 514            ft.remove(prev);
 515        }
 516        ft.addToBackStack(null);
 517        EnterJidDialog dialog = EnterJidDialog.newInstance(
 518                mActivatedAccounts,
 519                getString(R.string.add_contact),
 520                getString(R.string.add),
 521                prefilledJid,
 522                invite == null ? null : invite.account,
 523                invite == null || !invite.hasFingerprints(),
 524                true
 525        );
 526
 527        dialog.setOnEnterJidDialogPositiveListener((accountJid, contactJid) -> {
 528            if (!xmppConnectionServiceBound) {
 529                return false;
 530            }
 531
 532            final Account account = xmppConnectionService.findAccountByJid(accountJid);
 533            if (account == null) {
 534                return true;
 535            }
 536
 537            final Contact contact = account.getRoster().getContact(contactJid);
 538            if (invite != null && invite.getName() != null) {
 539                contact.setServerName(invite.getName());
 540            }
 541            if (contact.isSelf()) {
 542                switchToConversation(contact);
 543                return true;
 544            } else if (contact.showInRoster()) {
 545                throw new EnterJidDialog.JidError(getString(R.string.contact_already_exists));
 546            } else {
 547                final String preAuth = invite == null ? null : invite.getParameter(XmppUri.PARAMETER_PRE_AUTH);
 548                xmppConnectionService.createContact(contact, true, preAuth);
 549                if (invite != null && invite.hasFingerprints()) {
 550                    xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 551                }
 552                switchToConversationDoNotAppend(contact, invite == null ? null : invite.getBody());
 553                return true;
 554            }
 555        });
 556        dialog.show(ft, FRAGMENT_TAG_DIALOG);
 557    }
 558
 559    @SuppressLint("InflateParams")
 560    protected void showJoinConferenceDialog(final String prefilledJid) {
 561        FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 562        Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 563        if (prev != null) {
 564            ft.remove(prev);
 565        }
 566        ft.addToBackStack(null);
 567        JoinConferenceDialog joinConferenceFragment = JoinConferenceDialog.newInstance(prefilledJid, mActivatedAccounts);
 568        joinConferenceFragment.show(ft, FRAGMENT_TAG_DIALOG);
 569    }
 570
 571    private void showCreatePrivateGroupChatDialog() {
 572        FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 573        Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 574        if (prev != null) {
 575            ft.remove(prev);
 576        }
 577        ft.addToBackStack(null);
 578        CreatePrivateGroupChatDialog createConferenceFragment = CreatePrivateGroupChatDialog.newInstance(mActivatedAccounts);
 579        createConferenceFragment.show(ft, FRAGMENT_TAG_DIALOG);
 580    }
 581
 582    private void showPublicChannelDialog() {
 583        FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 584        Fragment prev = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 585        if (prev != null) {
 586            ft.remove(prev);
 587        }
 588        ft.addToBackStack(null);
 589        CreatePublicChannelDialog dialog = CreatePublicChannelDialog.newInstance(mActivatedAccounts);
 590        dialog.show(ft, FRAGMENT_TAG_DIALOG);
 591    }
 592
 593    public static Account getSelectedAccount(Context context, Spinner spinner) {
 594        if (spinner == null || !spinner.isEnabled()) {
 595            return null;
 596        }
 597        if (context instanceof XmppActivity) {
 598            Jid jid;
 599            try {
 600                if (Config.DOMAIN_LOCK != null) {
 601                    jid = Jid.ofEscaped((String) spinner.getSelectedItem(), Config.DOMAIN_LOCK, null);
 602                } else {
 603                    jid = Jid.ofEscaped((String) spinner.getSelectedItem());
 604                }
 605            } catch (final IllegalArgumentException e) {
 606                return null;
 607            }
 608            final XmppConnectionService service = ((XmppActivity) context).xmppConnectionService;
 609            if (service == null) {
 610                return null;
 611            }
 612            return service.findAccountByJid(jid);
 613        } else {
 614            return null;
 615        }
 616    }
 617
 618    protected void switchToConversation(Contact contact) {
 619        Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 620        switchToConversation(conversation);
 621    }
 622
 623    protected void switchToConversationDoNotAppend(Contact contact, String body) {
 624        Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 625        switchToConversationDoNotAppend(conversation, body);
 626    }
 627
 628    @Override
 629    public void invalidateOptionsMenu() {
 630        boolean isExpanded = mMenuSearchView != null && mMenuSearchView.isActionViewExpanded();
 631        String text = mSearchEditText != null ? mSearchEditText.getText().toString() : "";
 632        if (isExpanded) {
 633            mInitialSearchValue.push(text);
 634            oneShotKeyboardSuppress.set(true);
 635        }
 636        super.invalidateOptionsMenu();
 637    }
 638
 639    private void updateSearchViewHint() {
 640        if (binding == null || mSearchEditText == null) {
 641            return;
 642        }
 643        if (binding.startConversationViewPager.getCurrentItem() == 0) {
 644            mSearchEditText.setHint(R.string.search_contacts);
 645            mSearchEditText.setContentDescription(getString(R.string.search_contacts));
 646        } else {
 647            mSearchEditText.setHint(R.string.search_bookmarks);
 648            mSearchEditText.setContentDescription(getString(R.string.search_bookmarks));
 649        }
 650    }
 651
 652    @Override
 653    public boolean onCreateOptionsMenu(Menu menu) {
 654        getMenuInflater().inflate(R.menu.start_conversation, menu);
 655        AccountUtils.showHideMenuItems(menu);
 656        MenuItem menuHideOffline = menu.findItem(R.id.action_hide_offline);
 657        MenuItem qrCodeScanMenuItem = menu.findItem(R.id.action_scan_qr_code);
 658        qrCodeScanMenuItem.setVisible(isCameraFeatureAvailable());
 659        if (QuickConversationsService.isQuicksy()) {
 660            menuHideOffline.setVisible(false);
 661        } else {
 662            menuHideOffline.setVisible(true);
 663            menuHideOffline.setChecked(this.mHideOfflineContacts);
 664        }
 665        mMenuSearchView = menu.findItem(R.id.action_search);
 666        mMenuSearchView.setOnActionExpandListener(mOnActionExpandListener);
 667        View mSearchView = mMenuSearchView.getActionView();
 668        mSearchEditText = mSearchView.findViewById(R.id.search_field);
 669        mSearchEditText.addTextChangedListener(mSearchTextWatcher);
 670        mSearchEditText.setOnEditorActionListener(mSearchDone);
 671        String initialSearchValue = mInitialSearchValue.pop();
 672        if (initialSearchValue != null) {
 673            mMenuSearchView.expandActionView();
 674            mSearchEditText.append(initialSearchValue);
 675            filter(initialSearchValue);
 676        }
 677        updateSearchViewHint();
 678        return super.onCreateOptionsMenu(menu);
 679    }
 680
 681    @Override
 682    public boolean onOptionsItemSelected(MenuItem item) {
 683        if (MenuDoubleTabUtil.shouldIgnoreTap()) {
 684            return false;
 685        }
 686        switch (item.getItemId()) {
 687            case android.R.id.home:
 688                navigateBack();
 689                return true;
 690            case R.id.action_scan_qr_code:
 691                UriHandlerActivity.scan(this);
 692                return true;
 693            case R.id.action_hide_offline:
 694                mHideOfflineContacts = !item.isChecked();
 695                getPreferences().edit().putBoolean("hide_offline", mHideOfflineContacts).apply();
 696                if (mSearchEditText != null) {
 697                    filter(mSearchEditText.getText().toString());
 698                }
 699                invalidateOptionsMenu();
 700        }
 701        return super.onOptionsItemSelected(item);
 702    }
 703
 704    @Override
 705    public boolean onKeyUp(int keyCode, KeyEvent event) {
 706        if (keyCode == KeyEvent.KEYCODE_SEARCH && !event.isLongPress()) {
 707            openSearch();
 708            return true;
 709        }
 710        int c = event.getUnicodeChar();
 711        if (c > 32) {
 712            if (mSearchEditText != null && !mSearchEditText.isFocused()) {
 713                openSearch();
 714                mSearchEditText.append(Character.toString((char) c));
 715                return true;
 716            }
 717        }
 718        return super.onKeyUp(keyCode, event);
 719    }
 720
 721    private void openSearch() {
 722        if (mMenuSearchView != null) {
 723            mMenuSearchView.expandActionView();
 724        }
 725    }
 726
 727    @Override
 728    public void onActivityResult(int requestCode, int resultCode, Intent intent) {
 729        if (resultCode == RESULT_OK) {
 730            if (xmppConnectionServiceBound) {
 731                this.mPostponedActivityResult = null;
 732                if (requestCode == REQUEST_CREATE_CONFERENCE) {
 733                    Account account = extractAccount(intent);
 734                    final String name = intent.getStringExtra(ChooseContactActivity.EXTRA_GROUP_CHAT_NAME);
 735                    final List<Jid> jids = ChooseContactActivity.extractJabberIds(intent);
 736                    if (account != null && jids.size() > 0) {
 737                        if (xmppConnectionService.createAdhocConference(account, name, jids, mAdhocConferenceCallback)) {
 738                            mToast = Toast.makeText(this, R.string.creating_conference, Toast.LENGTH_LONG);
 739                            mToast.show();
 740                        }
 741                    }
 742                }
 743            } else {
 744                this.mPostponedActivityResult = new Pair<>(requestCode, intent);
 745            }
 746        }
 747        super.onActivityResult(requestCode, requestCode, intent);
 748    }
 749
 750    private void askForContactsPermissions() {
 751        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 752            if (checkSelfPermission(Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
 753                if (mRequestedContactsPermission.compareAndSet(false, true)) {
 754                    if (QuickConversationsService.isQuicksy() || shouldShowRequestPermissionRationale(Manifest.permission.READ_CONTACTS)) {
 755                        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
 756                        final AtomicBoolean requestPermission = new AtomicBoolean(false);
 757                        builder.setTitle(R.string.sync_with_contacts);
 758                        if (QuickConversationsService.isQuicksy()) {
 759                            builder.setMessage(Html.fromHtml(getString(R.string.sync_with_contacts_quicksy)));
 760                        } else {
 761                            builder.setMessage(getString(R.string.sync_with_contacts_long, getString(R.string.app_name)));
 762                        }
 763                        @StringRes int confirmButtonText;
 764                        if (QuickConversationsService.isConversations()) {
 765                            confirmButtonText = R.string.next;
 766                        } else {
 767                            confirmButtonText = R.string.confirm;
 768                        }
 769                        builder.setPositiveButton(confirmButtonText, (dialog, which) -> {
 770                            if (requestPermission.compareAndSet(false, true)) {
 771                                requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 772                            }
 773                        });
 774                        builder.setOnDismissListener(dialog -> {
 775                            if (QuickConversationsService.isConversations() && requestPermission.compareAndSet(false, true)) {
 776                                requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 777
 778                            }
 779                        });
 780                        builder.setCancelable(QuickConversationsService.isQuicksy());
 781                        final AlertDialog dialog = builder.create();
 782                        dialog.setCanceledOnTouchOutside(QuickConversationsService.isQuicksy());
 783                        dialog.setOnShowListener(dialogInterface -> {
 784                            final TextView tv = dialog.findViewById(android.R.id.message);
 785                            if (tv != null) {
 786                                tv.setMovementMethod(LinkMovementMethod.getInstance());
 787                            }
 788                        });
 789                        dialog.show();
 790                    } else {
 791                        requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 792                    }
 793                }
 794            }
 795        }
 796    }
 797
 798    @Override
 799    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
 800        if (grantResults.length > 0)
 801            if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 802                ScanActivity.onRequestPermissionResult(this, requestCode, grantResults);
 803                if (requestCode == REQUEST_SYNC_CONTACTS && xmppConnectionServiceBound) {
 804                    if (QuickConversationsService.isQuicksy()) {
 805                        setRefreshing(true);
 806                    }
 807                    xmppConnectionService.loadPhoneContacts();
 808                    xmppConnectionService.startContactObserver();
 809                }
 810            }
 811    }
 812
 813    private void configureHomeButton() {
 814        final ActionBar actionBar = getSupportActionBar();
 815        if (actionBar == null) {
 816            return;
 817        }
 818        boolean openConversations = !createdByViewIntent && !xmppConnectionService.isConversationsListEmpty(null);
 819        actionBar.setDisplayHomeAsUpEnabled(openConversations);
 820        actionBar.setDisplayHomeAsUpEnabled(openConversations);
 821
 822    }
 823
 824    @Override
 825    protected void onBackendConnected() {
 826
 827        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || checkSelfPermission(Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
 828            xmppConnectionService.getQuickConversationsService().considerSyncBackground(false);
 829        }
 830        if (mPostponedActivityResult != null) {
 831            onActivityResult(mPostponedActivityResult.first, RESULT_OK, mPostponedActivityResult.second);
 832            this.mPostponedActivityResult = null;
 833        }
 834        this.mActivatedAccounts.clear();
 835        this.mActivatedAccounts.addAll(AccountUtils.getEnabledAccounts(xmppConnectionService));
 836        configureHomeButton();
 837        Intent intent = pendingViewIntent.pop();
 838        if (intent != null && processViewIntent(intent)) {
 839            filter(null);
 840        } else {
 841            if (mSearchEditText != null) {
 842                filter(mSearchEditText.getText().toString());
 843            } else {
 844                filter(null);
 845            }
 846        }
 847        Fragment fragment = getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DIALOG);
 848        if (fragment instanceof OnBackendConnected) {
 849            Log.d(Config.LOGTAG, "calling on backend connected on dialog");
 850            ((OnBackendConnected) fragment).onBackendConnected();
 851        }
 852        if (QuickConversationsService.isQuicksy()) {
 853            setRefreshing(xmppConnectionService.getQuickConversationsService().isSynchronizing());
 854        }
 855        if (QuickConversationsService.isConversations() && AccountUtils.hasEnabledAccounts(xmppConnectionService) && this.contacts.size() == 0 && this.conferences.size() == 0 && mOpenedFab.compareAndSet(false, true)) {
 856            binding.speedDial.open();
 857        }
 858    }
 859
 860    protected boolean processViewIntent(@NonNull Intent intent) {
 861        final String inviteUri = intent.getStringExtra(EXTRA_INVITE_URI);
 862        if (inviteUri != null) {
 863            final Invite invite = new Invite(inviteUri);
 864            invite.account = intent.getStringExtra(EXTRA_ACCOUNT);
 865            if (invite.isValidJid()) {
 866                return invite.invite();
 867            }
 868        }
 869        final String action = intent.getAction();
 870        if (action == null) {
 871            return false;
 872        }
 873        switch (action) {
 874            case Intent.ACTION_SENDTO:
 875            case Intent.ACTION_VIEW:
 876                Uri uri = intent.getData();
 877                if (uri != null) {
 878                    Invite invite = new Invite(intent.getData(), intent.getBooleanExtra("scanned", false));
 879                    invite.account = intent.getStringExtra(EXTRA_ACCOUNT);
 880                    invite.forceDialog = intent.getBooleanExtra("force_dialog", false);
 881                    return invite.invite();
 882                } else {
 883                    return false;
 884                }
 885        }
 886        return false;
 887    }
 888
 889    private boolean handleJid(Invite invite) {
 890        List<Contact> contacts = xmppConnectionService.findContacts(invite.getJid(), invite.account);
 891        if (invite.isAction(XmppUri.ACTION_JOIN)) {
 892            Conversation muc = xmppConnectionService.findFirstMuc(invite.getJid());
 893            if (muc != null && !invite.forceDialog) {
 894                switchToConversationDoNotAppend(muc, invite.getBody());
 895                return true;
 896            } else {
 897                showJoinConferenceDialog(invite.getJid().asBareJid().toEscapedString());
 898                return false;
 899            }
 900        } else if (contacts.size() == 0) {
 901            showCreateContactDialog(invite.getJid().toEscapedString(), invite);
 902            return false;
 903        } else if (contacts.size() == 1) {
 904            Contact contact = contacts.get(0);
 905            if (!invite.isSafeSource() && invite.hasFingerprints()) {
 906                displayVerificationWarningDialog(contact, invite);
 907            } else {
 908                if (invite.hasFingerprints()) {
 909                    if (xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints())) {
 910                        Toast.makeText(this, R.string.verified_fingerprints, Toast.LENGTH_SHORT).show();
 911                    }
 912                }
 913                if (invite.account != null) {
 914                    xmppConnectionService.getShortcutService().report(contact);
 915                }
 916                switchToConversationDoNotAppend(contact, invite.getBody());
 917            }
 918            return true;
 919        } else {
 920            if (mMenuSearchView != null) {
 921                mMenuSearchView.expandActionView();
 922                mSearchEditText.setText("");
 923                mSearchEditText.append(invite.getJid().toEscapedString());
 924                filter(invite.getJid().toEscapedString());
 925            } else {
 926                mInitialSearchValue.push(invite.getJid().toEscapedString());
 927            }
 928            return true;
 929        }
 930    }
 931
 932    private void displayVerificationWarningDialog(final Contact contact, final Invite invite) {
 933        AlertDialog.Builder builder = new AlertDialog.Builder(this);
 934        builder.setTitle(R.string.verify_omemo_keys);
 935        View view = getLayoutInflater().inflate(R.layout.dialog_verify_fingerprints, null);
 936        final CheckBox isTrustedSource = view.findViewById(R.id.trusted_source);
 937        TextView warning = view.findViewById(R.id.warning);
 938        warning.setText(JidDialog.style(this, R.string.verifying_omemo_keys_trusted_source, contact.getJid().asBareJid().toEscapedString(), contact.getDisplayName()));
 939        builder.setView(view);
 940        builder.setPositiveButton(R.string.confirm, (dialog, which) -> {
 941            if (isTrustedSource.isChecked() && invite.hasFingerprints()) {
 942                xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 943            }
 944            switchToConversationDoNotAppend(contact, invite.getBody());
 945        });
 946        builder.setNegativeButton(R.string.cancel, (dialog, which) -> StartConversationActivity.this.finish());
 947        AlertDialog dialog = builder.create();
 948        dialog.setCanceledOnTouchOutside(false);
 949        dialog.setOnCancelListener(dialog1 -> StartConversationActivity.this.finish());
 950        dialog.show();
 951    }
 952
 953    protected void filter(String needle) {
 954        if (xmppConnectionServiceBound) {
 955            this.filterContacts(needle);
 956            this.filterConferences(needle);
 957        }
 958    }
 959
 960    protected void filterContacts(String needle) {
 961        this.contacts.clear();
 962        final List<Account> accounts = xmppConnectionService.getAccounts();
 963        for (Account account : accounts) {
 964            if (account.getStatus() != Account.State.DISABLED) {
 965                for (Contact contact : account.getRoster().getContacts()) {
 966                    Presence.Status s = contact.getShownStatus();
 967                    if (contact.showInContactList() && contact.match(this, needle)
 968                            && (!this.mHideOfflineContacts
 969                            || (needle != null && !needle.trim().isEmpty())
 970                            || s.compareTo(Presence.Status.OFFLINE) < 0)) {
 971                        this.contacts.add(contact);
 972                    }
 973                }
 974
 975                for (Bookmark bookmark : account.getBookmarks()) {
 976                    if (bookmark.match(this, needle)) {
 977                        this.contacts.add(bookmark);
 978                    }
 979                }
 980            }
 981        }
 982
 983        Collections.sort(this.contacts);
 984        mContactsAdapter.notifyDataSetChanged();
 985    }
 986
 987    protected void filterConferences(String needle) {
 988        this.conferences.clear();
 989        for (Account account : xmppConnectionService.getAccounts()) {
 990            if (account.getStatus() != Account.State.DISABLED) {
 991                for (Bookmark bookmark : account.getBookmarks()) {
 992                    if (bookmark.match(this, needle)) {
 993                        this.conferences.add(bookmark);
 994                    }
 995                }
 996            }
 997        }
 998        Collections.sort(this.conferences);
 999        mConferenceAdapter.notifyDataSetChanged();
1000    }
1001
1002    @Override
1003    public void OnUpdateBlocklist(final Status status) {
1004        refreshUi();
1005    }
1006
1007    @Override
1008    protected void refreshUiReal() {
1009        if (mSearchEditText != null) {
1010            filter(mSearchEditText.getText().toString());
1011        }
1012        configureHomeButton();
1013        if (QuickConversationsService.isQuicksy()) {
1014            setRefreshing(xmppConnectionService.getQuickConversationsService().isSynchronizing());
1015        }
1016    }
1017
1018    @Override
1019    public void onBackPressed() {
1020        if (binding.speedDial.isOpen()) {
1021            binding.speedDial.close();
1022            return;
1023        }
1024        navigateBack();
1025    }
1026
1027    private void navigateBack() {
1028        if (!createdByViewIntent && xmppConnectionService != null && !xmppConnectionService.isConversationsListEmpty(null)) {
1029            Intent intent = new Intent(this, ConversationsActivity.class);
1030            intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
1031            startActivity(intent);
1032        }
1033        finish();
1034    }
1035
1036    @Override
1037    public void onCreateDialogPositiveClick(Spinner spinner, String name) {
1038        if (!xmppConnectionServiceBound) {
1039            return;
1040        }
1041        final Account account = getSelectedAccount(this, spinner);
1042        if (account == null) {
1043            return;
1044        }
1045        Intent intent = new Intent(getApplicationContext(), ChooseContactActivity.class);
1046        intent.putExtra(ChooseContactActivity.EXTRA_SHOW_ENTER_JID, false);
1047        intent.putExtra(ChooseContactActivity.EXTRA_SELECT_MULTIPLE, true);
1048        intent.putExtra(ChooseContactActivity.EXTRA_GROUP_CHAT_NAME, name.trim());
1049        intent.putExtra(ChooseContactActivity.EXTRA_ACCOUNT, account.getJid().asBareJid().toEscapedString());
1050        intent.putExtra(ChooseContactActivity.EXTRA_TITLE_RES_ID, R.string.choose_participants);
1051        startActivityForResult(intent, REQUEST_CREATE_CONFERENCE);
1052    }
1053
1054    @Override
1055    public void onJoinDialogPositiveClick(Dialog dialog, Spinner spinner, TextInputLayout layout, AutoCompleteTextView jid, boolean isBookmarkChecked) {
1056        if (!xmppConnectionServiceBound) {
1057            return;
1058        }
1059        final Account account = getSelectedAccount(this, spinner);
1060        if (account == null) {
1061            return;
1062        }
1063        final String input = jid.getText().toString();
1064        Jid conferenceJid;
1065        try {
1066            conferenceJid = Jid.ofEscaped(input);
1067        } catch (final IllegalArgumentException e) {
1068            final XmppUri xmppUri = new XmppUri(input);
1069            if (xmppUri.isValidJid() && xmppUri.isAction(XmppUri.ACTION_JOIN)) {
1070                final Editable editable = jid.getEditableText();
1071                editable.clear();
1072                editable.append(xmppUri.getJid().toEscapedString());
1073                conferenceJid = xmppUri.getJid();
1074            } else {
1075                layout.setError(getString(R.string.invalid_jid));
1076                return;
1077            }
1078        }
1079
1080        if (isBookmarkChecked) {
1081            Bookmark bookmark = account.getBookmark(conferenceJid);
1082            if (bookmark != null) {
1083                dialog.dismiss();
1084                openConversationsForBookmark(bookmark);
1085            } else {
1086                bookmark = new Bookmark(account, conferenceJid.asBareJid());
1087                bookmark.setAutojoin(getBooleanPreference("autojoin", R.bool.autojoin));
1088                final String nick = conferenceJid.getResource();
1089                if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
1090                    bookmark.setNick(nick);
1091                }
1092                xmppConnectionService.createBookmark(account, bookmark);
1093                final Conversation conversation = xmppConnectionService
1094                        .findOrCreateConversation(account, conferenceJid, true, true, true);
1095                bookmark.setConversation(conversation);
1096                dialog.dismiss();
1097                switchToConversation(conversation);
1098            }
1099        } else {
1100            final Conversation conversation = xmppConnectionService
1101                    .findOrCreateConversation(account, conferenceJid, true, true, true);
1102            dialog.dismiss();
1103            switchToConversation(conversation);
1104        }
1105    }
1106
1107    @Override
1108    public void onConversationUpdate() {
1109        refreshUi();
1110    }
1111
1112    @Override
1113    public void onRefresh() {
1114        Log.d(Config.LOGTAG, "user requested to refresh");
1115        if (QuickConversationsService.isQuicksy() && xmppConnectionService != null) {
1116            xmppConnectionService.getQuickConversationsService().considerSyncBackground(true);
1117        }
1118    }
1119
1120
1121    private void setRefreshing(boolean refreshing) {
1122        MyListFragment fragment = (MyListFragment) mListPagerAdapter.getItem(0);
1123        if (fragment != null) {
1124            fragment.setRefreshing(refreshing);
1125        }
1126    }
1127
1128    @Override
1129    public void onCreatePublicChannel(Account account, String name, Jid address) {
1130        mToast = Toast.makeText(this, R.string.creating_channel, Toast.LENGTH_LONG);
1131        mToast.show();
1132        xmppConnectionService.createPublicChannel(account, name, address, new UiCallback<Conversation>() {
1133            @Override
1134            public void success(Conversation conversation) {
1135                runOnUiThread(() -> {
1136                    hideToast();
1137                    switchToConversation(conversation);
1138                });
1139
1140            }
1141
1142            @Override
1143            public void error(int errorCode, Conversation conversation) {
1144                runOnUiThread(() -> {
1145                    replaceToast(getString(errorCode));
1146                    switchToConversation(conversation);
1147                });
1148            }
1149
1150            @Override
1151            public void userInputRequired(PendingIntent pi, Conversation object) {
1152
1153            }
1154        });
1155    }
1156
1157    public static class MyListFragment extends SwipeRefreshListFragment {
1158        private AdapterView.OnItemClickListener mOnItemClickListener;
1159        private int mResContextMenu;
1160
1161        public void setContextMenu(final int res) {
1162            this.mResContextMenu = res;
1163        }
1164
1165        @Override
1166        public void onListItemClick(final ListView l, final View v, final int position, final long id) {
1167            if (mOnItemClickListener != null) {
1168                mOnItemClickListener.onItemClick(l, v, position, id);
1169            }
1170        }
1171
1172        public void setOnListItemClickListener(AdapterView.OnItemClickListener l) {
1173            this.mOnItemClickListener = l;
1174        }
1175
1176        @Override
1177        public void onViewCreated(@NonNull final View view, final Bundle savedInstanceState) {
1178            super.onViewCreated(view, savedInstanceState);
1179            registerForContextMenu(getListView());
1180            getListView().setFastScrollEnabled(true);
1181            getListView().setDivider(null);
1182            getListView().setDividerHeight(0);
1183        }
1184
1185        @Override
1186        public void onCreateContextMenu(final ContextMenu menu, final View v, final ContextMenuInfo menuInfo) {
1187            super.onCreateContextMenu(menu, v, menuInfo);
1188            final StartConversationActivity activity = (StartConversationActivity) getActivity();
1189            if (activity == null) {
1190                return;
1191            }
1192            final AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
1193            activity.contextItem = null;
1194            if (mResContextMenu == R.menu.contact_context) {
1195                activity.contextItem = activity.contacts.get(acmi.position);
1196            } else if (mResContextMenu == R.menu.conference_context) {
1197                activity.contextItem = activity.conferences.get(acmi.position);
1198            }
1199            if (activity.contextItem instanceof Bookmark) {
1200                activity.getMenuInflater().inflate(R.menu.conference_context, menu);
1201                final Bookmark bookmark = (Bookmark) activity.contextItem;
1202                final Conversation conversation = bookmark.getConversation();
1203                final MenuItem share = menu.findItem(R.id.context_share_uri);
1204                share.setVisible(conversation == null || !conversation.isPrivateAndNonAnonymous());
1205            } else if (activity.contextItem instanceof Contact) {
1206                activity.getMenuInflater().inflate(R.menu.contact_context, menu);
1207                final Contact contact = (Contact) activity.contextItem;
1208                final MenuItem blockUnblockItem = menu.findItem(R.id.context_contact_block_unblock);
1209                final MenuItem showContactDetailsItem = menu.findItem(R.id.context_contact_details);
1210                final MenuItem deleteContactMenuItem = menu.findItem(R.id.context_delete_contact);
1211                if (contact.isSelf()) {
1212                    showContactDetailsItem.setVisible(false);
1213                }
1214                deleteContactMenuItem.setVisible(contact.showInRoster() && !contact.getOption(Contact.Options.SYNCED_VIA_OTHER));
1215                final XmppConnection xmpp = contact.getAccount().getXmppConnection();
1216                if (xmpp != null && xmpp.getFeatures().blocking() && !contact.isSelf()) {
1217                    if (contact.isBlocked()) {
1218                        blockUnblockItem.setTitle(R.string.unblock_contact);
1219                    } else {
1220                        blockUnblockItem.setTitle(R.string.block_contact);
1221                    }
1222                } else {
1223                    blockUnblockItem.setVisible(false);
1224                }
1225            }
1226        }
1227
1228        @Override
1229        public boolean onContextItemSelected(final MenuItem item) {
1230            StartConversationActivity activity = (StartConversationActivity) getActivity();
1231            if (activity == null) {
1232                return true;
1233            }
1234            switch (item.getItemId()) {
1235                case R.id.context_contact_details:
1236                    activity.openDetailsForContact();
1237                    break;
1238                case R.id.context_show_qr:
1239                    activity.showQrForContact();
1240                    break;
1241                case R.id.context_contact_block_unblock:
1242                    activity.toggleContactBlock();
1243                    break;
1244                case R.id.context_delete_contact:
1245                    activity.deleteContact();
1246                    break;
1247                case R.id.context_share_uri:
1248                    activity.shareBookmarkUri();
1249                    break;
1250                case R.id.context_delete_conference:
1251                    activity.deleteConference();
1252            }
1253            return true;
1254        }
1255    }
1256
1257    public class ListPagerAdapter extends PagerAdapter {
1258        private final FragmentManager fragmentManager;
1259        private final MyListFragment[] fragments;
1260
1261        ListPagerAdapter(FragmentManager fm) {
1262            fragmentManager = fm;
1263            fragments = new MyListFragment[2];
1264        }
1265
1266        public void requestFocus(int pos) {
1267            if (fragments.length > pos) {
1268                fragments[pos].getListView().requestFocus();
1269            }
1270        }
1271
1272        @Override
1273        public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
1274            FragmentTransaction trans = fragmentManager.beginTransaction();
1275            trans.remove(fragments[position]);
1276            trans.commit();
1277            fragments[position] = null;
1278        }
1279
1280        @NonNull
1281        @Override
1282        public Fragment instantiateItem(@NonNull ViewGroup container, int position) {
1283            final Fragment fragment = getItem(position);
1284            final FragmentTransaction trans = fragmentManager.beginTransaction();
1285            trans.add(container.getId(), fragment, "fragment:" + position);
1286            try {
1287                trans.commit();
1288            } catch (IllegalStateException e) {
1289                //ignore
1290            }
1291            return fragment;
1292        }
1293
1294        @Override
1295        public int getCount() {
1296            return fragments.length;
1297        }
1298
1299        @Override
1300        public boolean isViewFromObject(@NonNull View view, @NonNull Object fragment) {
1301            return ((Fragment) fragment).getView() == view;
1302        }
1303
1304        @Nullable
1305        @Override
1306        public CharSequence getPageTitle(int position) {
1307            switch (position) {
1308                case 0:
1309                    return getResources().getString(R.string.contacts);
1310                case 1:
1311                    return getResources().getString(R.string.bookmarks);
1312                default:
1313                    return super.getPageTitle(position);
1314            }
1315        }
1316
1317        Fragment getItem(int position) {
1318            if (fragments[position] == null) {
1319                final MyListFragment listFragment = new MyListFragment();
1320                if (position == 1) {
1321                    listFragment.setListAdapter(mConferenceAdapter);
1322                    listFragment.setContextMenu(R.menu.conference_context);
1323                    listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForBookmark(p));
1324                } else {
1325                    listFragment.setListAdapter(mContactsAdapter);
1326                    listFragment.setContextMenu(R.menu.contact_context);
1327                    listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForContact(p));
1328                    if (QuickConversationsService.isQuicksy()) {
1329                        listFragment.setOnRefreshListener(StartConversationActivity.this);
1330                    }
1331                }
1332                fragments[position] = listFragment;
1333            }
1334            return fragments[position];
1335        }
1336    }
1337
1338    public static void addInviteUri(Intent to, Intent from) {
1339        if (from != null && from.hasExtra(EXTRA_INVITE_URI)) {
1340            final String invite = from.getStringExtra(EXTRA_INVITE_URI);
1341            to.putExtra(EXTRA_INVITE_URI, invite);
1342        }
1343    }
1344
1345    private class Invite extends XmppUri {
1346
1347        public String account;
1348
1349        boolean forceDialog = false;
1350
1351
1352        Invite(final String uri) {
1353            super(uri);
1354        }
1355
1356        Invite(Uri uri, boolean safeSource) {
1357            super(uri, safeSource);
1358        }
1359
1360        boolean invite() {
1361            if (!isValidJid()) {
1362                Toast.makeText(StartConversationActivity.this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
1363                return false;
1364            }
1365            if (getJid() != null) {
1366                return handleJid(this);
1367            }
1368            return false;
1369        }
1370    }
1371}