BHAAuthActivity.java :  » Client » bankdroid » bankdroid » start » auth » Android Open Source

package bankdroid.start.auth;

import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.text.InputFilter;
import android.text.InputType;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.view.View.OnClickListener;
import android.view.View.OnFocusChangeListener;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.TextView;
import bankdroid.start.R;
import bankdroid.start.ServiceActivity;
import bankdroid.start.ServiceRunner;
import bankdroid.start.SessionManager;
import bankdroid.util.GUIUtil;

import com.csaba.connector.BankService;
import com.csaba.connector.BankServiceFactory;
import com.csaba.connector.ServiceException;
import com.csaba.connector.bha.BHALoginService;
import com.csaba.connector.bha.model.BHABank;
import com.csaba.connector.model.Bank;
import com.csaba.connector.model.Customer;
import com.csaba.connector.model.Session;
import com.csaba.connector.service.LoginService;

public class BHAAuthActivity extends ServiceActivity implements OnClickListener, OnFocusChangeListener
{
  private final Bank bankSelected = BHABank.getInstance();

  private int registryId;
  private String loginId;
  private String password;

  @Override
  protected void onCreate( final Bundle savedInstanceState )
  {
    super.onCreate(savedInstanceState);

    setSessionOriented(false);
    setShowHomeMenu(false);

    requestWindowFeature(Window.FEATURE_NO_TITLE);

    setContentView(R.layout.auth_bha);

    AuthUtil.setSelectedBank(this, bankSelected);

    findViewById(R.id.loginButton).setOnClickListener(this);

    findViewById(R.id.password).setOnFocusChangeListener(this);
  }

  @Override
  protected void onResume()
  {
    super.onResume();

    setResult(RESULT_CANCELED);

    //load login ID from preferences

    loginId = "";
    password = "";
    registryId = -1;

    //load login ID from preferences
    final Intent intent = getIntent();
    if ( intent != null )
    {
      final Customer customer = (Customer) intent.getSerializableExtra(EXTRA_CUSTOMER);
      if ( customer != null )
      {
        registryId = (Integer) customer.getRemoteProperty(RP_REGISTRY_ID);
        //recover user IDs from encrypted stores
        loginId = customer.getLoginId();
        password = customer.getPassword();
      }
    }

    ( (TextView) findViewById(R.id.loginId) ).setText(loginId);
    ( (TextView) findViewById(R.id.password) ).setText(password);

    //focus password, if login ID is saved, etc...
    if ( loginId == null || loginId.length() < 1 )
    {
      findViewById(R.id.loginId).requestFocus();
    }
    else if ( password == null || password.length() < 1 )
    {
      findViewById(R.id.password).requestFocus();
    }
    else
    { //password was saved
      ( (CheckBox) findViewById(R.id.rememberPassword) ).setChecked(true);
      findViewById(R.id.loginButton).requestFocus();
    }
  }

  @Override
  public void onClick( final View v )
  {
    if ( v.getId() == R.id.loginButton )
    {
      try
      {
        loginId = ( (EditText) findViewById(R.id.loginId) ).getText().toString();
        password = ( (EditText) findViewById(R.id.password) ).getText().toString();

        //XXX verify field length here

        final Customer customer = new Customer();
        customer.setLoginId(loginId);
        customer.setPassword(password);

        final LoginService login = BankServiceFactory.getBankService(bankSelected, LoginService.class);
        login.setCustomer(customer);

        ( new ServiceRunner(this, this, login, null) ).start();

        Log.d(TAG, "Progress dialog is over.");

      }
      catch ( final ServiceException e )
      {
        GUIUtil.fatalError(this, e);
      }
    }
  }

  @Override
  public void onFocusChange( final View v, final boolean hasFocus )
  {
    if ( hasFocus )
    {
      final String loginId = ( (EditText) findViewById(R.id.loginId) ).getText().toString();
      setAuthType(BHALoginService.detectAuthType(loginId));
    }
  }

  private void setAuthType( final int authType )
  {
    final EditText passwordField = (EditText) findViewById(R.id.password);
    final CheckBox rememberPassword = (CheckBox) findViewById(R.id.rememberPassword);
    if ( authType == BHALoginService.AUTH_TYPE_TOKEN )
    {
      passwordField.setFilters(new InputFilter[] { new InputFilter.LengthFilter(BHALoginService.TOKEN_LENGTH) });
      passwordField.setInputType(InputType.TYPE_CLASS_NUMBER | InputType.TYPE_TEXT_VARIATION_PASSWORD);
      rememberPassword.setChecked(false);
      rememberPassword.setEnabled(false);
    }
    else
    {
      passwordField.setFilters(new InputFilter[] { new InputFilter.LengthFilter(
          BHALoginService.PASSWORD_MAX_LENGTH) });
      passwordField.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
      rememberPassword.setEnabled(true);
    }
  }

  @Override
  public void onServiceFinished( final BankService service )
  {
    super.onServiceFinished(service);

    if ( service instanceof LoginService )
    {
      final Session session = ( (LoginService) service ).getSession();
      SessionManager.getInstance().setSession(this, session);

      //save last succesful login details into preferences
      final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);

      if ( preferences.getBoolean(PREF_SAVE_LAST_LOGIN, true) )
      {
        try
        {
          final SecureRegistry registry = SecureRegistry.getInstance(this);

          AuthUtil.storeCustomer(registry, registryId, session.getCustomer(), null,
              ( (CheckBox) findViewById(R.id.rememberPassword) ).isChecked());

          registry.commit(this);
        }
        catch ( final Exception e )
        {
          GUIUtil.fatalError(this, e);
        }
      }

      setResult(RESULT_OK);
      finish();
    }
  }

}