diff options
Diffstat (limited to 'src/se/leap/leapclient/Dashboard.java')
| -rw-r--r-- | src/se/leap/leapclient/Dashboard.java | 350 |
1 files changed, 350 insertions, 0 deletions
diff --git a/src/se/leap/leapclient/Dashboard.java b/src/se/leap/leapclient/Dashboard.java new file mode 100644 index 00000000..063cd3cd --- /dev/null +++ b/src/se/leap/leapclient/Dashboard.java @@ -0,0 +1,350 @@ +/** + * Copyright (c) 2013 LEAP Encryption Access Project and contributers + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + 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 <meanderingcode@aetherislands.net> + */ +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; + + 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(); + } + }) + .show(); + } + + /** + * 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 ); + + setContentView(R.layout.client_dashboard); + + providerNameTV = (TextView) findViewById(R.id.providerName); + providerNameTV.setText(provider.getDomain()); + 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) { + mProgressDialog.dismiss(); + 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_OK); + mProgressDialog.dismiss(); + Toast.makeText(getApplicationContext(), R.string.successful_authed_cert_downloaded_message, Toast.LENGTH_LONG).show(); + } else if(resultCode == ConfigHelper.INCORRECTLY_DOWNLOADED_CERTIFICATE) { + setResult(RESULT_CANCELED); + mProgressDialog.dismiss(); + 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 <code>this</code> for Dashboard instance + */ + public static Context getAppContext() { + return app; + } + +} |