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