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