StartConversationActivity.java

   1package eu.siacs.conversations.ui;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.content.res.TypedArray;
   6import android.databinding.DataBindingUtil;
   7import android.databinding.ViewDataBinding;
   8import android.graphics.drawable.Drawable;
   9import android.support.annotation.AttrRes;
  10import android.support.annotation.DrawableRes;
  11import android.support.annotation.NonNull;
  12import android.support.v4.content.ContextCompat;
  13import android.support.v7.app.AlertDialog;
  14import android.app.Dialog;
  15import android.app.PendingIntent;
  16import android.content.ActivityNotFoundException;
  17import android.content.Context;
  18import android.content.DialogInterface;
  19import android.content.DialogInterface.OnClickListener;
  20import android.content.Intent;
  21import android.content.pm.PackageManager;
  22import android.net.Uri;
  23import android.os.Build;
  24import android.os.Bundle;
  25import android.support.v4.app.Fragment;
  26import android.support.v4.app.FragmentManager;
  27import android.support.v4.app.FragmentTransaction;
  28import android.support.v4.app.ListFragment;
  29import android.support.v4.view.MenuItemCompat;
  30import android.support.v4.view.PagerAdapter;
  31import android.support.v4.view.ViewPager;
  32import android.support.v7.app.ActionBar;
  33import android.text.Editable;
  34import android.text.SpannableString;
  35import android.text.Spanned;
  36import android.text.TextWatcher;
  37import android.text.style.TypefaceSpan;
  38import android.util.Pair;
  39import android.view.ContextMenu;
  40import android.view.ContextMenu.ContextMenuInfo;
  41import android.view.KeyEvent;
  42import android.view.Menu;
  43import android.view.MenuItem;
  44import android.view.View;
  45import android.view.ViewGroup;
  46import android.view.inputmethod.InputMethodManager;
  47import android.widget.AdapterView;
  48import android.widget.AdapterView.AdapterContextMenuInfo;
  49import android.widget.AdapterView.OnItemClickListener;
  50import android.widget.ArrayAdapter;
  51import android.widget.AutoCompleteTextView;
  52import android.widget.CheckBox;
  53import android.widget.Checkable;
  54import android.widget.EditText;
  55import android.widget.ListView;
  56import android.widget.Spinner;
  57import android.widget.TextView;
  58import android.widget.Toast;
  59
  60import java.util.ArrayList;
  61import java.util.Arrays;
  62import java.util.Collections;
  63import java.util.List;
  64import java.util.concurrent.atomic.AtomicBoolean;
  65
  66import eu.siacs.conversations.Config;
  67import eu.siacs.conversations.R;
  68import eu.siacs.conversations.databinding.ActivityStartConversationBinding;
  69import eu.siacs.conversations.entities.Account;
  70import eu.siacs.conversations.entities.Bookmark;
  71import eu.siacs.conversations.entities.Contact;
  72import eu.siacs.conversations.entities.Conversation;
  73import eu.siacs.conversations.entities.ListItem;
  74import eu.siacs.conversations.entities.Presence;
  75import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  76import eu.siacs.conversations.ui.adapter.KnownHostsAdapter;
  77import eu.siacs.conversations.ui.adapter.ListItemAdapter;
  78import eu.siacs.conversations.ui.service.EmojiService;
  79import eu.siacs.conversations.utils.XmppUri;
  80import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  81import eu.siacs.conversations.xmpp.XmppConnection;
  82import eu.siacs.conversations.xmpp.jid.InvalidJidException;
  83import eu.siacs.conversations.xmpp.jid.Jid;
  84
  85public class StartConversationActivity extends XmppActivity implements OnRosterUpdate, OnUpdateBlocklist {
  86
  87    public int conference_context_id;
  88    public int contact_context_id;
  89    private ListPagerAdapter mListPagerAdapter;
  90    private List<ListItem> contacts = new ArrayList<>();
  91    private ListItemAdapter mContactsAdapter;
  92    private List<ListItem> conferences = new ArrayList<>();
  93    private ListItemAdapter mConferenceAdapter;
  94    private List<String> mActivatedAccounts = new ArrayList<>();
  95    private List<String> mKnownHosts;
  96    private List<String> mKnownConferenceHosts;
  97    private Invite mPendingInvite = null;
  98    private EditText mSearchEditText;
  99    private AtomicBoolean mRequestedContactsPermission = new AtomicBoolean(false);
 100    private final int REQUEST_SYNC_CONTACTS = 0x28cf;
 101    private final int REQUEST_CREATE_CONFERENCE = 0x39da;
 102    private Dialog mCurrentDialog = null;
 103
 104    private MenuItem.OnActionExpandListener mOnActionExpandListener = new MenuItem.OnActionExpandListener() {
 105
 106        @Override
 107        public boolean onMenuItemActionExpand(MenuItem item) {
 108            mSearchEditText.post(() -> {
 109                mSearchEditText.requestFocus();
 110                InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
 111                imm.showSoftInput(mSearchEditText, InputMethodManager.SHOW_IMPLICIT);
 112            });
 113
 114            return true;
 115        }
 116
 117        @Override
 118        public boolean onMenuItemActionCollapse(MenuItem item) {
 119            hideKeyboard();
 120            mSearchEditText.setText("");
 121            filter(null);
 122            return true;
 123        }
 124    };
 125    private boolean mHideOfflineContacts = false;
 126    private ActionBar.TabListener mTabListener = new ActionBar.TabListener() {
 127
 128        @Override
 129        public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction ft) {
 130            return;
 131        }
 132
 133        @Override
 134        public void onTabSelected(ActionBar.Tab tab, FragmentTransaction ft) {
 135            binding.startConversationViewPager.setCurrentItem(tab.getPosition());
 136            onTabChanged();
 137        }
 138
 139        @Override
 140        public void onTabReselected(ActionBar.Tab tab, FragmentTransaction ft) {
 141            return;
 142        }
 143    };
 144    private ViewPager.SimpleOnPageChangeListener mOnPageChangeListener = new ViewPager.SimpleOnPageChangeListener() {
 145        @Override
 146        public void onPageSelected(int position) {
 147            ActionBar actionBar = getSupportActionBar();
 148            if (actionBar != null) {
 149                actionBar.setSelectedNavigationItem(position);
 150            }
 151            onTabChanged();
 152        }
 153    };
 154    private TextWatcher mSearchTextWatcher = new TextWatcher() {
 155
 156        @Override
 157        public void afterTextChanged(Editable editable) {
 158            filter(editable.toString());
 159        }
 160
 161        @Override
 162        public void beforeTextChanged(CharSequence s, int start, int count,
 163                                      int after) {
 164        }
 165
 166        @Override
 167        public void onTextChanged(CharSequence s, int start, int before, int count) {
 168        }
 169    };
 170
 171    private TextView.OnEditorActionListener mSearchDone = new TextView.OnEditorActionListener() {
 172        @Override
 173        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
 174            int pos = getSupportActionBar().getSelectedNavigationIndex();
 175            if (pos == 0) {
 176                if (contacts.size() == 1) {
 177                    openConversationForContact((Contact) contacts.get(0));
 178                    return true;
 179                }
 180            } else {
 181                if (conferences.size() == 1) {
 182                    openConversationsForBookmark((Bookmark) conferences.get(0));
 183                    return true;
 184                }
 185            }
 186            hideKeyboard();
 187            mListPagerAdapter.requestFocus(pos);
 188            return true;
 189        }
 190    };
 191    private MenuItem mMenuSearchView;
 192    private ListItemAdapter.OnTagClickedListener mOnTagClickedListener = new ListItemAdapter.OnTagClickedListener() {
 193        @Override
 194        public void onTagClicked(String tag) {
 195            if (mMenuSearchView != null) {
 196                mMenuSearchView.expandActionView();
 197                mSearchEditText.setText("");
 198                mSearchEditText.append(tag);
 199                filter(tag);
 200            }
 201        }
 202    };
 203    private String mInitialJid;
 204    private Pair<Integer, Intent> mPostponedActivityResult;
 205    private UiCallback<Conversation> mAdhocConferenceCallback = new UiCallback<Conversation>() {
 206        @Override
 207        public void success(final Conversation conversation) {
 208            runOnUiThread(() -> {
 209                hideToast();
 210                switchToConversation(conversation);
 211            });
 212        }
 213
 214        @Override
 215        public void error(final int errorCode, Conversation object) {
 216            runOnUiThread(() -> replaceToast(getString(errorCode)));
 217        }
 218
 219        @Override
 220        public void userInputRequried(PendingIntent pi, Conversation object) {
 221
 222        }
 223    };
 224    private Toast mToast;
 225    private ActivityStartConversationBinding binding;
 226
 227    protected void hideToast() {
 228        if (mToast != null) {
 229            mToast.cancel();
 230        }
 231    }
 232
 233    protected void replaceToast(String msg) {
 234        hideToast();
 235        mToast = Toast.makeText(this, msg, Toast.LENGTH_LONG);
 236        mToast.show();
 237    }
 238
 239    @Override
 240    public void onRosterUpdate() {
 241        this.refreshUi();
 242    }
 243
 244    @Override
 245    public void onCreate(Bundle savedInstanceState) {
 246        super.onCreate(savedInstanceState);
 247        new EmojiService(this).init();
 248        this.binding = DataBindingUtil.setContentView(this,R.layout.activity_start_conversation);
 249        this.binding.fab.setOnClickListener((v) -> {
 250            if (getSupportActionBar().getSelectedNavigationIndex() == 0) {
 251                showCreateContactDialog(null, null);
 252            } else {
 253                showCreateConferenceDialog();
 254            }
 255            });
 256        ActionBar actionBar = getSupportActionBar();
 257        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
 258
 259        ActionBar.Tab mContactsTab = actionBar.newTab().setText(R.string.contacts).setTabListener(mTabListener);
 260        ActionBar.Tab mConferencesTab = actionBar.newTab().setText(R.string.conferences).setTabListener(mTabListener);
 261        actionBar.addTab(mContactsTab);
 262        actionBar.addTab(mConferencesTab);
 263
 264        binding.startConversationViewPager.setOnPageChangeListener(mOnPageChangeListener);
 265        mListPagerAdapter = new ListPagerAdapter(getSupportFragmentManager());
 266        binding.startConversationViewPager.setAdapter(mListPagerAdapter);
 267
 268        mConferenceAdapter = new ListItemAdapter(this, conferences);
 269        mContactsAdapter = new ListItemAdapter(this, contacts);
 270        mContactsAdapter.setOnTagClickedListener(this.mOnTagClickedListener);
 271        this.mHideOfflineContacts = getPreferences().getBoolean("hide_offline", false);
 272
 273    }
 274
 275    @Override
 276    public void onStart() {
 277        super.onStart();
 278        final int theme = findTheme();
 279        if (this.mTheme != theme) {
 280            recreate();
 281        } else {
 282            Intent i = getIntent();
 283            if (i == null || !i.hasExtra(WelcomeActivity.EXTRA_INVITE_URI)) {
 284                askForContactsPermissions();
 285            }
 286        }
 287        mConferenceAdapter.refreshSettings();
 288        mContactsAdapter.refreshSettings();
 289    }
 290
 291    @Override
 292    public void onStop() {
 293        if (mCurrentDialog != null) {
 294            mCurrentDialog.dismiss();
 295        }
 296        super.onStop();
 297    }
 298
 299    @Override
 300    public void onNewIntent(Intent intent) {
 301        if (xmppConnectionServiceBound) {
 302            handleIntent(intent);
 303        } else {
 304            setIntent(intent);
 305        }
 306    }
 307
 308    protected void openConversationForContact(int position) {
 309        Contact contact = (Contact) contacts.get(position);
 310        openConversationForContact(contact);
 311    }
 312
 313    protected void openConversationForContact(Contact contact) {
 314        Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 315        switchToConversation(conversation);
 316    }
 317
 318    protected void openConversationForContact() {
 319        int position = contact_context_id;
 320        openConversationForContact(position);
 321    }
 322
 323    protected void openConversationForBookmark() {
 324        openConversationForBookmark(conference_context_id);
 325    }
 326
 327    protected void openConversationForBookmark(int position) {
 328        Bookmark bookmark = (Bookmark) conferences.get(position);
 329        openConversationsForBookmark(bookmark);
 330    }
 331
 332    protected void shareBookmarkUri() {
 333        shareBookmarkUri(conference_context_id);
 334    }
 335
 336    protected void shareBookmarkUri(int position) {
 337        Bookmark bookmark = (Bookmark) conferences.get(position);
 338        Intent shareIntent = new Intent();
 339        shareIntent.setAction(Intent.ACTION_SEND);
 340        shareIntent.putExtra(Intent.EXTRA_TEXT, "xmpp:"+bookmark.getJid().toBareJid().toString()+"?join");
 341        shareIntent.setType("text/plain");
 342        try {
 343            startActivity(Intent.createChooser(shareIntent, getText(R.string.share_uri_with)));
 344        } catch (ActivityNotFoundException e) {
 345            Toast.makeText(this, R.string.no_application_to_share_uri, Toast.LENGTH_SHORT).show();
 346        }
 347    }
 348
 349    protected void openConversationsForBookmark(Bookmark bookmark) {
 350        Jid jid = bookmark.getJid();
 351        if (jid == null) {
 352            Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
 353            return;
 354        }
 355        Conversation conversation = xmppConnectionService.findOrCreateConversation(bookmark.getAccount(), jid, true, true, true);
 356        bookmark.setConversation(conversation);
 357        if (!bookmark.autojoin() && getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin))) {
 358            bookmark.setAutojoin(true);
 359            xmppConnectionService.pushBookmarks(bookmark.getAccount());
 360        }
 361        switchToConversation(conversation);
 362    }
 363
 364    protected void openDetailsForContact() {
 365        int position = contact_context_id;
 366        Contact contact = (Contact) contacts.get(position);
 367        switchToContactDetails(contact);
 368    }
 369
 370    protected void toggleContactBlock() {
 371        final int position = contact_context_id;
 372        BlockContactDialog.show(this, (Contact) contacts.get(position));
 373    }
 374
 375    protected void deleteContact() {
 376        final int position = contact_context_id;
 377        final Contact contact = (Contact) contacts.get(position);
 378        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
 379        builder.setNegativeButton(R.string.cancel, null);
 380        builder.setTitle(R.string.action_delete_contact);
 381        builder.setMessage(getString(R.string.remove_contact_text,
 382                contact.getJid()));
 383        builder.setPositiveButton(R.string.delete, new OnClickListener() {
 384
 385            @Override
 386            public void onClick(DialogInterface dialog, int which) {
 387                xmppConnectionService.deleteContactOnServer(contact);
 388                filter(mSearchEditText.getText().toString());
 389            }
 390        });
 391        builder.create().show();
 392    }
 393
 394    protected void deleteConference() {
 395        int position = conference_context_id;
 396        final Bookmark bookmark = (Bookmark) conferences.get(position);
 397
 398        AlertDialog.Builder builder = new AlertDialog.Builder(this);
 399        builder.setNegativeButton(R.string.cancel, null);
 400        builder.setTitle(R.string.delete_bookmark);
 401        builder.setMessage(getString(R.string.remove_bookmark_text,
 402                bookmark.getJid()));
 403        builder.setPositiveButton(R.string.delete, new OnClickListener() {
 404
 405            @Override
 406            public void onClick(DialogInterface dialog, int which) {
 407                bookmark.setConversation(null);
 408                Account account = bookmark.getAccount();
 409                account.getBookmarks().remove(bookmark);
 410                xmppConnectionService.pushBookmarks(account);
 411                filter(mSearchEditText.getText().toString());
 412            }
 413        });
 414        builder.create().show();
 415
 416    }
 417
 418    @SuppressLint("InflateParams")
 419    protected void showCreateContactDialog(final String prefilledJid, final Invite invite) {
 420        EnterJidDialog dialog = new EnterJidDialog(
 421                this, mKnownHosts, mActivatedAccounts,
 422                getString(R.string.dialog_title_create_contact), getString(R.string.create),
 423                prefilledJid, null, invite == null || !invite.hasFingerprints()
 424        );
 425
 426        dialog.setOnEnterJidDialogPositiveListener((accountJid, contactJid) -> {
 427            if (!xmppConnectionServiceBound) {
 428                return false;
 429            }
 430
 431            final Account account = xmppConnectionService.findAccountByJid(accountJid);
 432            if (account == null) {
 433                return true;
 434            }
 435
 436            final Contact contact = account.getRoster().getContact(contactJid);
 437            if (invite != null && invite.getName() != null) {
 438                contact.setServerName(invite.getName());
 439            }
 440            if (contact.isSelf()) {
 441                switchToConversation(contact,null);
 442                return true;
 443            } else if (contact.showInRoster()) {
 444                throw new EnterJidDialog.JidError(getString(R.string.contact_already_exists));
 445            } else {
 446                xmppConnectionService.createContact(contact);
 447                if (invite != null && invite.hasFingerprints()) {
 448                    xmppConnectionService.verifyFingerprints(contact,invite.getFingerprints());
 449                }
 450                switchToConversation(contact, invite == null ? null : invite.getBody());
 451                return true;
 452            }
 453        });
 454
 455        mCurrentDialog = dialog.show();
 456    }
 457
 458    @SuppressLint("InflateParams")
 459    protected void showJoinConferenceDialog(final String prefilledJid) {
 460        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
 461        builder.setTitle(R.string.dialog_title_join_conference);
 462        final View dialogView = getLayoutInflater().inflate(R.layout.join_conference_dialog, null);
 463        final Spinner spinner = dialogView.findViewById(R.id.account);
 464        final AutoCompleteTextView jid = dialogView.findViewById(R.id.jid);
 465        final TextView jabberIdDesc = dialogView.findViewById(R.id.jabber_id);
 466        jabberIdDesc.setText(R.string.conference_address);
 467        jid.setHint(R.string.conference_address_example);
 468        jid.setAdapter(new KnownHostsAdapter(this, R.layout.simple_list_item, mKnownConferenceHosts));
 469        if (prefilledJid != null) {
 470            jid.append(prefilledJid);
 471        }
 472        populateAccountSpinner(this, mActivatedAccounts, spinner);
 473        final Checkable bookmarkCheckBox = (CheckBox) dialogView
 474                .findViewById(R.id.bookmark);
 475        builder.setView(dialogView);
 476        builder.setNegativeButton(R.string.cancel, null);
 477        builder.setPositiveButton(R.string.join, null);
 478        final AlertDialog dialog = builder.create();
 479        dialog.show();
 480        mCurrentDialog = dialog;
 481        dialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(
 482                new View.OnClickListener() {
 483
 484                    @Override
 485                    public void onClick(final View v) {
 486                        if (!xmppConnectionServiceBound) {
 487                            return;
 488                        }
 489                        final Account account = getSelectedAccount(spinner);
 490                        if (account == null) {
 491                            return;
 492                        }
 493                        final Jid conferenceJid;
 494                        try {
 495                            conferenceJid = Jid.fromString(jid.getText().toString());
 496                        } catch (final InvalidJidException e) {
 497                            jid.setError(getString(R.string.invalid_jid));
 498                            return;
 499                        }
 500
 501                        if (bookmarkCheckBox.isChecked()) {
 502                            if (account.hasBookmarkFor(conferenceJid)) {
 503                                jid.setError(getString(R.string.bookmark_already_exists));
 504                            } else {
 505                                final Bookmark bookmark = new Bookmark(account, conferenceJid.toBareJid());
 506                                bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
 507                                String nick = conferenceJid.getResourcepart();
 508                                if (nick != null && !nick.isEmpty()) {
 509                                    bookmark.setNick(nick);
 510                                }
 511                                account.getBookmarks().add(bookmark);
 512                                xmppConnectionService.pushBookmarks(account);
 513                                final Conversation conversation = xmppConnectionService
 514                                        .findOrCreateConversation(account, conferenceJid, true, true, true);
 515                                bookmark.setConversation(conversation);
 516                                dialog.dismiss();
 517                                mCurrentDialog = null;
 518                                switchToConversation(conversation);
 519                            }
 520                        } else {
 521                            final Conversation conversation = xmppConnectionService
 522                                    .findOrCreateConversation(account,conferenceJid, true, true, true);
 523                            dialog.dismiss();
 524                            mCurrentDialog = null;
 525                            switchToConversation(conversation);
 526                        }
 527                    }
 528                });
 529    }
 530
 531    private void showCreateConferenceDialog() {
 532        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
 533        builder.setTitle(R.string.dialog_title_create_conference);
 534        final View dialogView = getLayoutInflater().inflate(R.layout.create_conference_dialog, null);
 535        final Spinner spinner = dialogView.findViewById(R.id.account);
 536        final EditText subject = dialogView.findViewById(R.id.subject);
 537        populateAccountSpinner(this, mActivatedAccounts, spinner);
 538        builder.setView(dialogView);
 539        builder.setPositiveButton(R.string.choose_participants, new OnClickListener() {
 540            @Override
 541            public void onClick(DialogInterface dialog, int which) {
 542                if (!xmppConnectionServiceBound) {
 543                    return;
 544                }
 545                final Account account = getSelectedAccount(spinner);
 546                if (account == null) {
 547                    return;
 548                }
 549                Intent intent = new Intent(getApplicationContext(), ChooseContactActivity.class);
 550                intent.putExtra("multiple", true);
 551                intent.putExtra("show_enter_jid", true);
 552                intent.putExtra("subject", subject.getText().toString());
 553                intent.putExtra(EXTRA_ACCOUNT, account.getJid().toBareJid().toString());
 554                intent.putExtra(ChooseContactActivity.EXTRA_TITLE_RES_ID, R.string.choose_participants);
 555                startActivityForResult(intent, REQUEST_CREATE_CONFERENCE);
 556            }
 557        });
 558        builder.setNegativeButton(R.string.cancel, null);
 559        mCurrentDialog = builder.create();
 560        mCurrentDialog.show();
 561    }
 562
 563    private Account getSelectedAccount(Spinner spinner) {
 564        if (!spinner.isEnabled()) {
 565            return null;
 566        }
 567        Jid jid;
 568        try {
 569            if (Config.DOMAIN_LOCK != null) {
 570                jid = Jid.fromParts((String) spinner.getSelectedItem(), Config.DOMAIN_LOCK, null);
 571            } else {
 572                jid = Jid.fromString((String) spinner.getSelectedItem());
 573            }
 574        } catch (final InvalidJidException e) {
 575            return null;
 576        }
 577        return xmppConnectionService.findAccountByJid(jid);
 578    }
 579
 580    protected void switchToConversation(Contact contact, String body) {
 581        Conversation conversation = xmppConnectionService
 582                .findOrCreateConversation(contact.getAccount(),
 583                        contact.getJid(),false,true);
 584        switchToConversation(conversation, body, false);
 585    }
 586
 587    public static void populateAccountSpinner(Context context, List<String> accounts, Spinner spinner) {
 588        if (accounts.size() > 0) {
 589            ArrayAdapter<String> adapter = new ArrayAdapter<>(context, R.layout.simple_list_item, accounts);
 590            adapter.setDropDownViewResource(R.layout.simple_list_item);
 591            spinner.setAdapter(adapter);
 592            spinner.setEnabled(true);
 593        } else {
 594            ArrayAdapter<String> adapter = new ArrayAdapter<>(context,
 595                    R.layout.simple_list_item,
 596                    Arrays.asList(context.getString(R.string.no_accounts)));
 597            adapter.setDropDownViewResource(R.layout.simple_list_item);
 598            spinner.setAdapter(adapter);
 599            spinner.setEnabled(false);
 600        }
 601    }
 602
 603    @Override
 604    public boolean onCreateOptionsMenu(Menu menu) {
 605        getMenuInflater().inflate(R.menu.start_conversation, menu);
 606        MenuItem menuHideOffline = menu.findItem(R.id.action_hide_offline);
 607        menuHideOffline.setChecked(this.mHideOfflineContacts);
 608        mMenuSearchView = menu.findItem(R.id.action_search);
 609        mMenuSearchView.setOnActionExpandListener(mOnActionExpandListener);
 610        View mSearchView = mMenuSearchView.getActionView();
 611        mSearchEditText = mSearchView.findViewById(R.id.search_field);
 612        mSearchEditText.addTextChangedListener(mSearchTextWatcher);
 613        mSearchEditText.setOnEditorActionListener(mSearchDone);
 614        if (mInitialJid != null) {
 615            MenuItemCompat.expandActionView(mMenuSearchView);
 616            mSearchEditText.append(mInitialJid);
 617            filter(mInitialJid);
 618        }
 619        return super.onCreateOptionsMenu(menu);
 620    }
 621
 622    @Override
 623    public boolean onOptionsItemSelected(MenuItem item) {
 624        switch (item.getItemId()) {
 625            case R.id.action_join_conference:
 626                showJoinConferenceDialog(null);
 627                return true;
 628            case R.id.action_scan_qr_code:
 629                Intent intent = new Intent(this, UriHandlerActivity.class);
 630                intent.setAction(UriHandlerActivity.ACTION_SCAN_QR_CODE);
 631                intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
 632                startActivity(intent);
 633                return true;
 634            case R.id.action_hide_offline:
 635                mHideOfflineContacts = !item.isChecked();
 636                getPreferences().edit().putBoolean("hide_offline", mHideOfflineContacts).commit();
 637                if (mSearchEditText != null) {
 638                    filter(mSearchEditText.getText().toString());
 639                }
 640                invalidateOptionsMenu();
 641        }
 642        return super.onOptionsItemSelected(item);
 643    }
 644
 645    @Override
 646    public boolean onKeyUp(int keyCode, KeyEvent event) {
 647        if (keyCode == KeyEvent.KEYCODE_SEARCH && !event.isLongPress()) {
 648            openSearch();
 649            return true;
 650        }
 651        int c = event.getUnicodeChar();
 652        if (c > 32) {
 653            if (mSearchEditText != null && !mSearchEditText.isFocused()) {
 654                openSearch();
 655                mSearchEditText.append(Character.toString((char) c));
 656                return true;
 657            }
 658        }
 659        return super.onKeyUp(keyCode, event);
 660    }
 661
 662    private void openSearch() {
 663        if (mMenuSearchView != null) {
 664            mMenuSearchView.expandActionView();
 665        }
 666    }
 667
 668    @Override
 669    public void onActivityResult(int requestCode, int resultCode, Intent intent) {
 670        if (resultCode == RESULT_OK) {
 671            if (xmppConnectionServiceBound) {
 672                this.mPostponedActivityResult = null;
 673                if (requestCode == REQUEST_CREATE_CONFERENCE) {
 674                    Account account = extractAccount(intent);
 675                    final String subject = intent.getStringExtra("subject");
 676                    List<Jid> jids = new ArrayList<>();
 677                    if (intent.getBooleanExtra("multiple", false)) {
 678                        String[] toAdd = intent.getStringArrayExtra("contacts");
 679                        for (String item : toAdd) {
 680                            try {
 681                                jids.add(Jid.fromString(item));
 682                            } catch (InvalidJidException e) {
 683                                //ignored
 684                            }
 685                        }
 686                    } else {
 687                        try {
 688                            jids.add(Jid.fromString(intent.getStringExtra("contact")));
 689                        } catch (Exception e) {
 690                            //ignored
 691                        }
 692                    }
 693                    if (account != null && jids.size() > 0) {
 694                        if (xmppConnectionService.createAdhocConference(account, subject, jids, mAdhocConferenceCallback)) {
 695                            mToast = Toast.makeText(this, R.string.creating_conference, Toast.LENGTH_LONG);
 696                            mToast.show();
 697                        }
 698                    }
 699                }
 700            } else {
 701                this.mPostponedActivityResult = new Pair<>(requestCode, intent);
 702            }
 703        }
 704        super.onActivityResult(requestCode, requestCode, intent);
 705    }
 706
 707    private void askForContactsPermissions() {
 708        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 709            if (checkSelfPermission(Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
 710                if (mRequestedContactsPermission.compareAndSet(false, true)) {
 711                    if (shouldShowRequestPermissionRationale(Manifest.permission.READ_CONTACTS)) {
 712                        AlertDialog.Builder builder = new AlertDialog.Builder(this);
 713                        builder.setTitle(R.string.sync_with_contacts);
 714                        builder.setMessage(R.string.sync_with_contacts_long);
 715                        builder.setPositiveButton(R.string.next, new OnClickListener() {
 716                            @Override
 717                            public void onClick(DialogInterface dialog, int which) {
 718                                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 719                                    requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 720                                }
 721                            }
 722                        });
 723                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 724                            builder.setOnDismissListener(new DialogInterface.OnDismissListener() {
 725                                @Override
 726                                public void onDismiss(DialogInterface dialog) {
 727                                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 728                                        requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, REQUEST_SYNC_CONTACTS);
 729                                    }
 730                                }
 731                            });
 732                        }
 733                        builder.create().show();
 734                    } else {
 735                        requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, 0);
 736                    }
 737                }
 738            }
 739        }
 740    }
 741
 742    @Override
 743    public void onRequestPermissionsResult(int requestCode,@NonNull String permissions[],@NonNull int[] grantResults) {
 744        if (grantResults.length > 0)
 745            if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 746                if (requestCode == REQUEST_SYNC_CONTACTS && xmppConnectionServiceBound) {
 747                    xmppConnectionService.loadPhoneContacts();
 748                }
 749            }
 750    }
 751
 752    @Override
 753    protected void onBackendConnected() {
 754        if (mPostponedActivityResult != null) {
 755            onActivityResult(mPostponedActivityResult.first, RESULT_OK, mPostponedActivityResult.second);
 756            this.mPostponedActivityResult = null;
 757        }
 758        this.mActivatedAccounts.clear();
 759        for (Account account : xmppConnectionService.getAccounts()) {
 760            if (account.getStatus() != Account.State.DISABLED) {
 761                if (Config.DOMAIN_LOCK != null) {
 762                    this.mActivatedAccounts.add(account.getJid().getLocalpart());
 763                } else {
 764                    this.mActivatedAccounts.add(account.getJid().toBareJid().toString());
 765                }
 766            }
 767        }
 768        final Intent intent = getIntent();
 769        final ActionBar ab = getSupportActionBar();
 770        boolean init = intent != null && intent.getBooleanExtra("init", false);
 771        boolean noConversations = xmppConnectionService.getConversations().size() == 0;
 772        if ((init || noConversations) && ab != null) {
 773            ab.setDisplayShowHomeEnabled(false);
 774            ab.setDisplayHomeAsUpEnabled(false);
 775            ab.setHomeButtonEnabled(false);
 776        }
 777        this.mKnownHosts = xmppConnectionService.getKnownHosts();
 778        this.mKnownConferenceHosts = xmppConnectionService.getKnownConferenceHosts();
 779        if (this.mPendingInvite != null) {
 780            mPendingInvite.invite();
 781            this.mPendingInvite = null;
 782            filter(null);
 783        } else if (!handleIntent(getIntent())) {
 784            if (mSearchEditText != null) {
 785                filter(mSearchEditText.getText().toString());
 786            } else {
 787                filter(null);
 788            }
 789        } else {
 790            filter(null);
 791        }
 792        setIntent(null);
 793    }
 794
 795    protected boolean handleIntent(Intent intent) {
 796        if (intent == null) {
 797            return false;
 798        }
 799        final String inviteUri = intent.getStringExtra(WelcomeActivity.EXTRA_INVITE_URI);
 800        if (inviteUri != null) {
 801            Invite invite = new Invite(inviteUri);
 802            if (invite.isJidValid()) {
 803                return invite.invite();
 804            }
 805        }
 806        if (intent.getAction() == null) {
 807            return false;
 808        }
 809        switch (intent.getAction()) {
 810            case Intent.ACTION_SENDTO:
 811            case Intent.ACTION_VIEW:
 812                Uri uri = intent.getData();
 813                if (uri != null) {
 814                    Invite invite = new Invite(intent.getData(),false);
 815                    invite.account = intent.getStringExtra("account");
 816                    return invite.invite();
 817                } else {
 818                    return false;
 819                }
 820        }
 821        return false;
 822    }
 823
 824    private boolean handleJid(Invite invite) {
 825        List<Contact> contacts = xmppConnectionService.findContacts(invite.getJid(),invite.account);
 826        if (invite.isAction(XmppUri.ACTION_JOIN)) {
 827            Conversation muc = xmppConnectionService.findFirstMuc(invite.getJid());
 828            if (muc != null) {
 829                switchToConversation(muc,invite.getBody(),false);
 830                return true;
 831            } else {
 832                showJoinConferenceDialog(invite.getJid().toBareJid().toString());
 833                return false;
 834            }
 835        } else if (contacts.size() == 0) {
 836            showCreateContactDialog(invite.getJid().toString(), invite);
 837            return false;
 838        } else if (contacts.size() == 1) {
 839            Contact contact = contacts.get(0);
 840            if (!invite.isSafeSource() && invite.hasFingerprints()) {
 841                displayVerificationWarningDialog(contact,invite);
 842            } else {
 843                if (invite.hasFingerprints()) {
 844                    if(xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints())) {
 845                        Toast.makeText(this,R.string.verified_fingerprints,Toast.LENGTH_SHORT).show();
 846                    }
 847                }
 848                if (invite.account != null) {
 849                    xmppConnectionService.getShortcutService().report(contact);
 850                }
 851                switchToConversation(contact, invite.getBody());
 852            }
 853            return true;
 854        } else {
 855            if (mMenuSearchView != null) {
 856                mMenuSearchView.expandActionView();
 857                mSearchEditText.setText("");
 858                mSearchEditText.append(invite.getJid().toString());
 859                filter(invite.getJid().toString());
 860            } else {
 861                mInitialJid = invite.getJid().toString();
 862            }
 863            return true;
 864        }
 865    }
 866
 867    private void displayVerificationWarningDialog(final Contact contact, final Invite invite) {
 868        AlertDialog.Builder builder = new AlertDialog.Builder(this);
 869        builder.setTitle(R.string.verify_omemo_keys);
 870        View view = getLayoutInflater().inflate(R.layout.dialog_verify_fingerprints, null);
 871        final CheckBox isTrustedSource = (CheckBox) view.findViewById(R.id.trusted_source);
 872        TextView warning = (TextView) view.findViewById(R.id.warning);
 873        String jid = contact.getJid().toBareJid().toString();
 874        SpannableString spannable = new SpannableString(getString(R.string.verifying_omemo_keys_trusted_source,jid,contact.getDisplayName()));
 875        int start = spannable.toString().indexOf(jid);
 876        if (start >= 0) {
 877            spannable.setSpan(new TypefaceSpan("monospace"),start,start + jid.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
 878        }
 879        warning.setText(spannable);
 880        builder.setView(view);
 881        builder.setPositiveButton(R.string.confirm, (dialog, which) -> {
 882            if (isTrustedSource.isChecked() && invite.hasFingerprints()) {
 883                xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 884            }
 885            switchToConversation(contact, invite.getBody());
 886        });
 887        builder.setNegativeButton(R.string.cancel, (dialog, which) -> StartConversationActivity.this.finish());
 888        AlertDialog dialog = builder.create();
 889        dialog.setCanceledOnTouchOutside(false);
 890        dialog.setOnCancelListener(dialog1 -> StartConversationActivity.this.finish());
 891        dialog.show();
 892    }
 893
 894    protected void filter(String needle) {
 895        if (xmppConnectionServiceBound) {
 896            this.filterContacts(needle);
 897            this.filterConferences(needle);
 898        }
 899    }
 900
 901    protected void filterContacts(String needle) {
 902        this.contacts.clear();
 903        for (Account account : xmppConnectionService.getAccounts()) {
 904            if (account.getStatus() != Account.State.DISABLED) {
 905                for (Contact contact : account.getRoster().getContacts()) {
 906                    Presence.Status s = contact.getShownStatus();
 907                    if (contact.showInRoster() && contact.match(this, needle)
 908                            && (!this.mHideOfflineContacts
 909                            || (needle != null && !needle.trim().isEmpty())
 910                            || s.compareTo(Presence.Status.OFFLINE) < 0)) {
 911                        this.contacts.add(contact);
 912                    }
 913                }
 914            }
 915        }
 916        Collections.sort(this.contacts);
 917        mContactsAdapter.notifyDataSetChanged();
 918    }
 919
 920    protected void filterConferences(String needle) {
 921        this.conferences.clear();
 922        for (Account account : xmppConnectionService.getAccounts()) {
 923            if (account.getStatus() != Account.State.DISABLED) {
 924                for (Bookmark bookmark : account.getBookmarks()) {
 925                    if (bookmark.match(this, needle)) {
 926                        this.conferences.add(bookmark);
 927                    }
 928                }
 929            }
 930        }
 931        Collections.sort(this.conferences);
 932        mConferenceAdapter.notifyDataSetChanged();
 933    }
 934
 935    private void onTabChanged() {
 936        @DrawableRes final int fabDrawable;
 937        if (getSupportActionBar().getSelectedNavigationIndex() == 0) {
 938            fabDrawable = R.drawable.ic_person_add_white_24dp;
 939        } else {
 940            fabDrawable = R.drawable.ic_group_add_white_24dp;
 941        }
 942        binding.fab.setImageResource(fabDrawable);
 943        invalidateOptionsMenu();
 944    }
 945
 946    public static void launch(Context context) {
 947        final Intent intent = new Intent(context,StartConversationActivity.class);
 948        context.startActivity(intent);
 949    }
 950
 951    @Override
 952    public void OnUpdateBlocklist(final Status status) {
 953        refreshUi();
 954    }
 955
 956    @Override
 957    protected void refreshUiReal() {
 958        if (mSearchEditText != null) {
 959            filter(mSearchEditText.getText().toString());
 960        }
 961    }
 962
 963    public class ListPagerAdapter extends PagerAdapter {
 964        FragmentManager fragmentManager;
 965        MyListFragment[] fragments;
 966
 967        public ListPagerAdapter(FragmentManager fm) {
 968            fragmentManager = fm;
 969            fragments = new MyListFragment[2];
 970        }
 971
 972        public void requestFocus(int pos) {
 973            if (fragments.length > pos) {
 974                fragments[pos].getListView().requestFocus();
 975            }
 976        }
 977
 978        @Override
 979        public void destroyItem(@NonNull ViewGroup container, int position,@NonNull Object object) {
 980            assert (0 <= position && position < fragments.length);
 981            FragmentTransaction trans = fragmentManager.beginTransaction();
 982            trans.remove(fragments[position]);
 983            trans.commit();
 984            fragments[position] = null;
 985        }
 986
 987        @Override
 988        public Fragment instantiateItem(@NonNull ViewGroup container, int position) {
 989            Fragment fragment = getItem(position);
 990            FragmentTransaction trans = fragmentManager.beginTransaction();
 991            trans.add(container.getId(), fragment, "fragment:" + position);
 992            trans.commit();
 993            return fragment;
 994        }
 995
 996        @Override
 997        public int getCount() {
 998            return fragments.length;
 999        }
1000
1001        @Override
1002        public boolean isViewFromObject(@NonNull View view,@NonNull  Object fragment) {
1003            return ((Fragment) fragment).getView() == view;
1004        }
1005
1006        public Fragment getItem(int position) {
1007            assert (0 <= position && position < fragments.length);
1008            if (fragments[position] == null) {
1009                final MyListFragment listFragment = new MyListFragment();
1010                if (position == 1) {
1011                    listFragment.setListAdapter(mConferenceAdapter);
1012                    listFragment.setContextMenu(R.menu.conference_context);
1013                    listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForBookmark(p));
1014                } else {
1015
1016                    listFragment.setListAdapter(mContactsAdapter);
1017                    listFragment.setContextMenu(R.menu.contact_context);
1018                    listFragment.setOnListItemClickListener((arg0, arg1, p, arg3) -> openConversationForContact(p));
1019                }
1020                fragments[position] = listFragment;
1021            }
1022            return fragments[position];
1023        }
1024    }
1025
1026    public static class MyListFragment extends ListFragment {
1027        private AdapterView.OnItemClickListener mOnItemClickListener;
1028        private int mResContextMenu;
1029
1030        public void setContextMenu(final int res) {
1031            this.mResContextMenu = res;
1032        }
1033
1034        @Override
1035        public void onListItemClick(final ListView l, final View v, final int position, final long id) {
1036            if (mOnItemClickListener != null) {
1037                mOnItemClickListener.onItemClick(l, v, position, id);
1038            }
1039        }
1040
1041        public void setOnListItemClickListener(AdapterView.OnItemClickListener l) {
1042            this.mOnItemClickListener = l;
1043        }
1044
1045        @Override
1046        public void onViewCreated(@NonNull final View view, final Bundle savedInstanceState) {
1047            super.onViewCreated(view, savedInstanceState);
1048            registerForContextMenu(getListView());
1049            getListView().setFastScrollEnabled(true);
1050            getListView().setDivider(null);
1051            getListView().setDividerHeight(0);
1052        }
1053
1054        @Override
1055        public void onCreateContextMenu(final ContextMenu menu, final View v,
1056                                        final ContextMenuInfo menuInfo) {
1057            super.onCreateContextMenu(menu, v, menuInfo);
1058            final StartConversationActivity activity = (StartConversationActivity) getActivity();
1059            if (activity == null) {
1060                return;
1061            }
1062            activity.getMenuInflater().inflate(mResContextMenu, menu);
1063            final AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
1064            if (mResContextMenu == R.menu.conference_context) {
1065                activity.conference_context_id = acmi.position;
1066            } else if (mResContextMenu == R.menu.contact_context) {
1067                activity.contact_context_id = acmi.position;
1068                final Contact contact = (Contact) activity.contacts.get(acmi.position);
1069                final MenuItem blockUnblockItem = menu.findItem(R.id.context_contact_block_unblock);
1070                final MenuItem showContactDetailsItem = menu.findItem(R.id.context_contact_details);
1071                if (contact.isSelf()) {
1072                    showContactDetailsItem.setVisible(false);
1073                }
1074                XmppConnection xmpp = contact.getAccount().getXmppConnection();
1075                if (xmpp != null && xmpp.getFeatures().blocking() && !contact.isSelf()) {
1076                    if (contact.isBlocked()) {
1077                        blockUnblockItem.setTitle(R.string.unblock_contact);
1078                    } else {
1079                        blockUnblockItem.setTitle(R.string.block_contact);
1080                    }
1081                } else {
1082                    blockUnblockItem.setVisible(false);
1083                }
1084            }
1085        }
1086
1087        @Override
1088        public boolean onContextItemSelected(final MenuItem item) {
1089            StartConversationActivity activity = (StartConversationActivity) getActivity();
1090            if (activity == null) {
1091                return true;
1092            }
1093            switch (item.getItemId()) {
1094                case R.id.context_start_conversation:
1095                    activity.openConversationForContact();
1096                    break;
1097                case R.id.context_contact_details:
1098                    activity.openDetailsForContact();
1099                    break;
1100                case R.id.context_contact_block_unblock:
1101                    activity.toggleContactBlock();
1102                    break;
1103                case R.id.context_delete_contact:
1104                    activity.deleteContact();
1105                    break;
1106                case R.id.context_join_conference:
1107                    activity.openConversationForBookmark();
1108                    break;
1109                case R.id.context_share_uri:
1110                    activity.shareBookmarkUri();
1111                    break;
1112                case R.id.context_delete_conference:
1113                    activity.deleteConference();
1114            }
1115            return true;
1116        }
1117    }
1118
1119    private class Invite extends XmppUri {
1120
1121        public Invite(final Uri uri) {
1122            super(uri);
1123        }
1124
1125        public Invite(final String uri) {
1126            super(uri);
1127        }
1128
1129        public Invite(Uri uri, boolean safeSource) {
1130            super(uri,safeSource);
1131        }
1132
1133        public String account;
1134
1135        boolean invite() {
1136            if (!isJidValid()) {
1137                Toast.makeText(StartConversationActivity.this,R.string.invalid_jid,Toast.LENGTH_SHORT).show();
1138                return false;
1139            }
1140            if (getJid() != null) {
1141                return handleJid(this);
1142            }
1143            return false;
1144        }
1145    }
1146}