package se.leap.leapclient; import org.apache.http.cookie.Cookie; import org.apache.http.impl.cookie.BasicClientCookie; import org.json.JSONException; import org.json.JSONObject; import se.leap.leapclient.ProviderAPIResultReceiver.Receiver; import se.leap.openvpn.MainActivity; import android.app.Activity; import android.app.AlertDialog; import android.app.DialogFragment; import android.app.Fragment; import android.app.FragmentManager; import android.app.FragmentTransaction; import android.app.ProgressDialog; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.os.Bundle; import android.os.Handler; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.TextView; import android.widget.Toast; /** * The main user facing Activity of LEAP Android, consisting of status, controls, * and access to preferences. * * @author Sean Leonard */ public class Dashboard extends Activity implements LogInDialog.LogInDialogInterface,Receiver { protected static final int CONFIGURE_LEAP = 0; private static final String TAG_EIP_FRAGMENT = "EIP_DASHBOARD_FRAGMENT"; private ProgressDialog mProgressDialog; private static Context app; private static SharedPreferences preferences; private static Provider provider; private TextView providerNameTV; private boolean authed = false; public ProviderAPIResultReceiver providerAPI_result_receiver; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); app = this; setContentView(R.layout.client_dashboard); ConfigHelper.setSharedPreferences(getSharedPreferences(ConfigHelper.PREFERENCES_KEY, MODE_PRIVATE)); preferences = ConfigHelper.shared_preferences; if (ConfigHelper.getStringFromSharedPref(ConfigHelper.PROVIDER_KEY).isEmpty()) startActivityForResult(new Intent(this,ConfigurationWizard.class),CONFIGURE_LEAP); else buildDashboard(); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data){ if ( requestCode == CONFIGURE_LEAP ) { if ( resultCode == RESULT_OK ){ startService( new Intent(EIP.ACTION_UPDATE_EIP_SERVICE) ); buildDashboard(); if(data != null && data.hasExtra(ConfigHelper.LOG_IN)) { View view = ((ViewGroup)findViewById(android.R.id.content)).getChildAt(0); logInDialog(view, ""); } } else if(resultCode == RESULT_CANCELED && data.hasExtra(ConfigHelper.QUIT)) { finish(); } else configErrorDialog(); } } /** * Dialog shown when encountering a configuration error. Such errors require * reconfiguring LEAP or aborting the application. */ private void configErrorDialog() { AlertDialog.Builder alertBuilder = new AlertDialog.Builder(getAppContext()); alertBuilder.setTitle(getResources().getString(R.string.setup_error_title)); alertBuilder .setMessage(getResources().getString(R.string.setup_error_text)) .setCancelable(false) .setPositiveButton(getResources().getString(R.string.setup_error_configure_button), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { startActivityForResult(new Intent(getAppContext(),ConfigurationWizard.class),CONFIGURE_LEAP); } }) .setNegativeButton(getResources().getString(R.string.setup_error_close_button), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { SharedPreferences.Editor prefsEdit = getSharedPreferences(ConfigHelper.PREFERENCES_KEY, MODE_PRIVATE).edit(); prefsEdit.remove(ConfigHelper.PROVIDER_KEY).commit(); finish(); } }); } /** * Inflates permanent UI elements of the View and contains logic for what * service dependent UI elements to include. */ private void buildDashboard() { provider = Provider.getInstance(); provider.init( this ); providerNameTV = (TextView) findViewById(R.id.providerName); providerNameTV.setText(provider.getName()); providerNameTV.setTextSize(28); FragmentManager fragMan = getFragmentManager(); if ( provider.hasEIP() && fragMan.findFragmentByTag(TAG_EIP_FRAGMENT) == null){ EipServiceFragment eipFragment = new EipServiceFragment(); fragMan.beginTransaction().add(R.id.servicesCollection, eipFragment, TAG_EIP_FRAGMENT).commit(); } } @Override public boolean onPrepareOptionsMenu(Menu menu) { JSONObject provider_json; try { provider_json = ConfigHelper.getJsonFromSharedPref(ConfigHelper.PROVIDER_KEY); JSONObject service_description = provider_json.getJSONObject(ConfigHelper.SERVICE_KEY); if(service_description.getBoolean(ConfigHelper.ALLOW_REGISTRATION_KEY)) { if(authed) { menu.findItem(R.id.login_button).setVisible(false); menu.findItem(R.id.logout_button).setVisible(true); } else { menu.findItem(R.id.login_button).setVisible(true); menu.findItem(R.id.logout_button).setVisible(false); } } } catch (JSONException e) { // TODO Auto-generated catch block e.printStackTrace(); } return true; } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.client_dashboard, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item){ Intent intent; switch (item.getItemId()){ case R.id.about_leap: Fragment aboutFragment = new AboutFragment(); FragmentTransaction trans = getFragmentManager().beginTransaction(); trans.replace(R.id.dashboardLayout, aboutFragment); trans.addToBackStack(null); trans.commit(); return true; case R.id.legacy_interface: intent = new Intent(this,MainActivity.class); startActivity(intent); return true; case R.id.switch_provider: startActivityForResult(new Intent(this,ConfigurationWizard.class),CONFIGURE_LEAP); return true; case R.id.login_button: View view = ((ViewGroup)findViewById(android.R.id.content)).getChildAt(0); logInDialog(view, ""); return true; case R.id.logout_button: logOut(); return true; default: return super.onOptionsItemSelected(item); } } @Override public void authenticate(String username, String password) { providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler()); providerAPI_result_receiver.setReceiver(this); Intent provider_API_command = new Intent(this, ProviderAPI.class); Bundle method_and_parameters = new Bundle(); method_and_parameters.putString(ConfigHelper.USERNAME_KEY, username); method_and_parameters.putString(ConfigHelper.PASSWORD_KEY, password); JSONObject provider_json; try { provider_json = new JSONObject(preferences.getString(ConfigHelper.PROVIDER_KEY, "")); method_and_parameters.putString(ConfigHelper.API_URL_KEY, provider_json.getString(ConfigHelper.API_URL_KEY) + "/" + provider_json.getString(ConfigHelper.API_VERSION_KEY)); } catch (JSONException e) { // TODO Auto-generated catch block e.printStackTrace(); } provider_API_command.putExtra(ConfigHelper.SRP_AUTH, method_and_parameters); provider_API_command.putExtra(ConfigHelper.RECEIVER_KEY, providerAPI_result_receiver); if(mProgressDialog != null) mProgressDialog.dismiss(); mProgressDialog = ProgressDialog.show(this, getResources().getString(R.string.authenticating_title), getResources().getString(R.string.authenticating_message), true); startService(provider_API_command); } /** * Asks ProviderAPI to log out. */ public void logOut() { providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler()); providerAPI_result_receiver.setReceiver(this); Intent provider_API_command = new Intent(this, ProviderAPI.class); Bundle method_and_parameters = new Bundle(); JSONObject provider_json; try { provider_json = new JSONObject(preferences.getString(ConfigHelper.PROVIDER_KEY, "")); method_and_parameters.putString(ConfigHelper.API_URL_KEY, provider_json.getString(ConfigHelper.API_URL_KEY) + "/" + provider_json.getString(ConfigHelper.API_VERSION_KEY)); } catch (JSONException e) { // TODO Auto-generated catch block e.printStackTrace(); } provider_API_command.putExtra(ConfigHelper.LOG_OUT, method_and_parameters); provider_API_command.putExtra(ConfigHelper.RECEIVER_KEY, providerAPI_result_receiver); if(mProgressDialog != null) mProgressDialog.dismiss(); mProgressDialog = ProgressDialog.show(this, getResources().getString(R.string.logout_title), getResources().getString(R.string.logout_message), true); startService(provider_API_command); } /** * Shows the log in dialog. * @param view from which the dialog is created. */ public void logInDialog(View view, String user_message) { FragmentTransaction fragment_transaction = getFragmentManager().beginTransaction(); Fragment previous_log_in_dialog = getFragmentManager().findFragmentByTag(ConfigHelper.LOG_IN_DIALOG); if (previous_log_in_dialog != null) { fragment_transaction.remove(previous_log_in_dialog); } fragment_transaction.addToBackStack(null); DialogFragment newFragment = LogInDialog.newInstance(); if(user_message != null && !user_message.isEmpty()) { Bundle user_message_bundle = new Bundle(); user_message_bundle.putString(getResources().getString(R.string.user_message), user_message); newFragment.setArguments(user_message_bundle); } newFragment.show(fragment_transaction, ConfigHelper.LOG_IN_DIALOG); } /** * Asks ProviderAPI to download an authenticated OpenVPN certificate. * @param session_id cookie for the server to allow us to download the certificate. */ private void downloadAuthedUserCertificate(Cookie session_id) { providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler()); providerAPI_result_receiver.setReceiver(this); Intent provider_API_command = new Intent(this, ProviderAPI.class); Bundle method_and_parameters = new Bundle(); method_and_parameters.putString(ConfigHelper.TYPE_OF_CERTIFICATE, ConfigHelper.AUTHED_CERTIFICATE); method_and_parameters.putString(ConfigHelper.SESSION_ID_COOKIE_KEY, session_id.getName()); method_and_parameters.putString(ConfigHelper.SESSION_ID_KEY, session_id.getValue()); provider_API_command.putExtra(ConfigHelper.DOWNLOAD_CERTIFICATE, method_and_parameters); provider_API_command.putExtra(ConfigHelper.RECEIVER_KEY, providerAPI_result_receiver); startService(provider_API_command); } @Override public void onReceiveResult(int resultCode, Bundle resultData) { if(resultCode == ConfigHelper.SRP_AUTHENTICATION_SUCCESSFUL){ String session_id_cookie_key = resultData.getString(ConfigHelper.SESSION_ID_COOKIE_KEY); String session_id_string = resultData.getString(ConfigHelper.SESSION_ID_KEY); setResult(RESULT_OK); authed = true; invalidateOptionsMenu(); Cookie session_id = new BasicClientCookie(session_id_cookie_key, session_id_string); downloadAuthedUserCertificate(session_id); } else if(resultCode == ConfigHelper.SRP_AUTHENTICATION_FAILED) { logInDialog(getCurrentFocus(), resultData.getString(getResources().getString(R.string.user_message))); } else if(resultCode == ConfigHelper.LOGOUT_SUCCESSFUL) { authed = false; invalidateOptionsMenu(); setResult(RESULT_OK); mProgressDialog.dismiss(); } else if(resultCode == ConfigHelper.LOGOUT_FAILED) { setResult(RESULT_CANCELED); mProgressDialog.dismiss(); Toast.makeText(getApplicationContext(), R.string.log_out_failed_message, Toast.LENGTH_LONG).show(); } else if(resultCode == ConfigHelper.CORRECTLY_DOWNLOADED_CERTIFICATE) { setResult(RESULT_CANCELED); Toast.makeText(getApplicationContext(), R.string.successful_authed_cert_downloaded_message, Toast.LENGTH_LONG).show(); } else if(resultCode == ConfigHelper.INCORRECTLY_DOWNLOADED_CERTIFICATE) { setResult(RESULT_CANCELED); Toast.makeText(getApplicationContext(), R.string.authed_cert_download_failed_message, Toast.LENGTH_LONG).show(); } } /** * For retrieving the base application Context in classes that don't extend * Android's Activity class * * @return Application Context as defined by this for Dashboard instance */ public static Context getAppContext() { return app; } }