diff options
Diffstat (limited to 'app/src/production/java/se/leap/bitmaskclient/ConfigurationWizard.java')
| -rw-r--r-- | app/src/production/java/se/leap/bitmaskclient/ConfigurationWizard.java | 464 |
1 files changed, 464 insertions, 0 deletions
diff --git a/app/src/production/java/se/leap/bitmaskclient/ConfigurationWizard.java b/app/src/production/java/se/leap/bitmaskclient/ConfigurationWizard.java new file mode 100644 index 00000000..61c6b7cf --- /dev/null +++ b/app/src/production/java/se/leap/bitmaskclient/ConfigurationWizard.java @@ -0,0 +1,464 @@ +/** + * 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.bitmaskclient; + +import android.app.*; +import android.content.*; +import android.os.*; +import android.view.*; +import android.widget.*; + +import com.pedrogomez.renderers.*; + +import java.net.*; +import java.util.*; + +import butterknife.*; + +import org.jetbrains.annotations.*; +import org.json.*; + +import javax.inject.*; + +import se.leap.bitmaskclient.DownloadFailedDialog.DownloadFailedDialogInterface; +import se.leap.bitmaskclient.NewProviderDialog.NewProviderDialogInterface; +import se.leap.bitmaskclient.ProviderAPIResultReceiver.Receiver; +import se.leap.bitmaskclient.ProviderDetailFragment.ProviderDetailFragmentInterface; +import se.leap.bitmaskclient.eip.Constants; +import se.leap.bitmaskclient.userstatus.SessionDialog; + +/** + * Activity that builds and shows the list of known available providers. + * <p/> + * It also allows the user to enter custom providers with a button. + * + * @author parmegv + */ +public class ConfigurationWizard extends Activity + implements NewProviderDialogInterface, ProviderDetailFragmentInterface, DownloadFailedDialogInterface, Receiver { + + + @InjectView(R.id.progressbar_configuration_wizard) + ProgressBar mProgressBar; + @InjectView(R.id.progressbar_description) + TextView progressbar_description; + + @InjectView(R.id.provider_list) + ListView provider_list_view; + @Inject + ProviderListAdapter adapter; + + private ProviderManager provider_manager; + private Intent mConfigState = new Intent(); + private Provider selected_provider; + + final public static String TAG = ConfigurationWizard.class.getSimpleName(); + + final protected static String PROVIDER_SET = "PROVIDER SET"; + final protected static String SERVICES_RETRIEVED = "SERVICES RETRIEVED"; + final protected static String ASSETS_URL_FOLDER = "urls"; + + final private static String PROGRESSBAR_TEXT = TAG + "PROGRESSBAR_TEXT"; + final private static String PROGRESSBAR_NUMBER = TAG + "PROGRESSBAR_NUMBER"; + + public ProviderAPIResultReceiver providerAPI_result_receiver; + private ProviderAPIBroadcastReceiver_Update providerAPI_broadcast_receiver_update; + + private static SharedPreferences preferences; + FragmentManagerEnhanced fragment_manager; + private static boolean setting_up_provider = false; + private String progressbar_text = ""; + private String provider_name = ""; + private int progress = -1; + + private void initProviderList() { + List<Renderer<Provider>> prototypes = new ArrayList<Renderer<Provider>>(); + prototypes.add(new ProviderRenderer(this)); + ProviderRendererBuilder providerRendererBuilder = new ProviderRendererBuilder(prototypes); + adapter = new ProviderListAdapter(getLayoutInflater(), providerRendererBuilder, provider_manager); + provider_list_view.setAdapter(adapter); + } + + @Override + protected void onSaveInstanceState(@NotNull Bundle outState) { + if (mProgressBar != null) + outState.putInt(PROGRESSBAR_NUMBER, mProgressBar.getProgress()); + if (progressbar_description != null) + outState.putString(PROGRESSBAR_TEXT, progressbar_description.getText().toString()); + outState.putParcelable(Provider.KEY, selected_provider); + super.onSaveInstanceState(outState); + } + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE); + fragment_manager = new FragmentManagerEnhanced(getFragmentManager()); + provider_manager = ProviderManager.getInstance(getAssets(), getExternalFilesDir(null)); + + setUpInitialUI(); + + initProviderList(); + + if (savedInstanceState != null) + restoreState(savedInstanceState); + setUpProviderAPIResultReceiver(); + } + + private void restoreState(Bundle savedInstanceState) { + progressbar_text = savedInstanceState.getString(PROGRESSBAR_TEXT, ""); + provider_name = savedInstanceState.getString(Provider.NAME, ""); + selected_provider = savedInstanceState.getParcelable(Provider.KEY); + + if (fragment_manager.findFragmentByTag(ProviderDetailFragment.TAG) == null && setting_up_provider) { + onItemSelectedUi(); + if (progress > 0) + mProgressBar.setProgress(progress); + } + } + + @Override + protected void onPostResume() { + super.onPostResume(); + if (!progressbar_text.isEmpty() && !provider_name.isEmpty() && progress != -1) { + progressbar_description.setText(progressbar_text); + mProgressBar.setProgress(progress); + + progressbar_text = ""; + provider_name = ""; + progress = -1; + } + } + + private void setUpInitialUI() { + setContentView(R.layout.configuration_wizard_activity); + ButterKnife.inject(this); + + hideProgressBar(); + } + + private void hideProgressBar() { + mProgressBar.setVisibility(ProgressBar.INVISIBLE); + + progressbar_description.setVisibility(TextView.INVISIBLE); + } + + @Override + protected void onDestroy() { + super.onDestroy(); + if (providerAPI_broadcast_receiver_update != null) + unregisterReceiver(providerAPI_broadcast_receiver_update); + } + + private void setUpProviderAPIResultReceiver() { + providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler(), this); + providerAPI_broadcast_receiver_update = new ProviderAPIBroadcastReceiver_Update(); + + IntentFilter update_intent_filter = new IntentFilter(ProviderAPI.UPDATE_PROGRESSBAR); + update_intent_filter.addCategory(Intent.CATEGORY_DEFAULT); + registerReceiver(providerAPI_broadcast_receiver_update, update_intent_filter); + } + + @Override + public void onReceiveResult(int resultCode, Bundle resultData) { + if (resultCode == ProviderAPI.PROVIDER_OK) { + mConfigState.setAction(PROVIDER_SET); + try { + String provider_json_string = preferences.getString(Provider.KEY, ""); + if (!provider_json_string.isEmpty()) + selected_provider.define(new JSONObject(provider_json_string)); + } catch (JSONException e) { + e.printStackTrace(); + } + + if (preferences.getBoolean(Constants.ALLOWED_ANON, false)) { + mConfigState.putExtra(SERVICES_RETRIEVED, true); + + downloadVpnCertificate(); + } else { + mProgressBar.incrementProgressBy(1); + hideProgressBar(); + + showProviderDetails(); + } + } else if (resultCode == ProviderAPI.PROVIDER_NOK) { + hideProgressBar(); + preferences.edit().remove(Provider.KEY).apply(); + setting_up_provider = false; + + setResult(RESULT_CANCELED, mConfigState); + + String reason_to_fail = resultData.getString(ProviderAPI.ERRORS); + showDownloadFailedDialog(reason_to_fail); + } else if (resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) { + mProgressBar.incrementProgressBy(1); + hideProgressBar(); + + showProviderDetails(); + } else if (resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) { + hideProgressBar(); + + setResult(RESULT_CANCELED, mConfigState); + } else if (resultCode == AboutActivity.VIEWED) { + // Do nothing, right now + // I need this for CW to wait for the About activity to end before going back to Dashboard. + } + } + + @OnItemClick(R.id.provider_list) + void onItemSelected(int position) { + //TODO Code 2 pane view + selected_provider = adapter.getItem(position); + onItemSelectedUi(); + onItemSelectedLogic(); + } + + private void onItemSelectedLogic() { + setUpProvider(); + } + + private void onItemSelectedUi() { + startProgressBar(); + adapter.hideAllBut(adapter.indexOf(selected_provider)); + } + + @Override + public void onBackPressed() { + if (setting_up_provider) { + stopSettingUpProvider(); + } else { + askDashboardToQuitApp(); + super.onBackPressed(); + } + } + + private void stopSettingUpProvider() { + ProviderAPI.stop(); + mProgressBar.setVisibility(ProgressBar.GONE); + mProgressBar.setProgress(0); + progressbar_description.setVisibility(TextView.GONE); + + cancelSettingUpProvider(); + } + + public void cancelSettingUpProvider() { + adapter.showAllProviders(); + setting_up_provider = false; + preferences.edit().remove(Provider.KEY).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).apply(); + } + + private void askDashboardToQuitApp() { + Intent ask_quit = new Intent(); + ask_quit.putExtra(Dashboard.ACTION_QUIT, Dashboard.ACTION_QUIT); + setResult(RESULT_CANCELED, ask_quit); + } + + private void startProgressBar() { + mProgressBar.setVisibility(ProgressBar.VISIBLE); + progressbar_description.setVisibility(TextView.VISIBLE); + mProgressBar.setProgress(0); + mProgressBar.setMax(3); + + int measured_height = listItemHeight(); + mProgressBar.setTranslationY(measured_height); + progressbar_description.setTranslationY(measured_height + mProgressBar.getHeight()); + } + + private int listItemHeight() { + View listItem = adapter.getView(0, null, provider_list_view); + listItem.setLayoutParams(new RelativeLayout.LayoutParams( + RelativeLayout.LayoutParams.WRAP_CONTENT, + RelativeLayout.LayoutParams.WRAP_CONTENT)); + WindowManager wm = (WindowManager) getApplicationContext() + .getSystemService(Context.WINDOW_SERVICE); + Display display = wm.getDefaultDisplay(); + int screenWidth = display.getWidth(); // deprecated + + int listViewWidth = screenWidth - 10 - 10; + int widthSpec = View.MeasureSpec.makeMeasureSpec(listViewWidth, + View.MeasureSpec.AT_MOST); + listItem.measure(widthSpec, 0); + + return listItem.getMeasuredHeight(); + } + + /** + * Asks ProviderAPI to download an anonymous (anon) VPN certificate. + */ + private void downloadVpnCertificate() { + Intent provider_API_command = new Intent(this, ProviderAPI.class); + + provider_API_command.setAction(ProviderAPI.DOWNLOAD_CERTIFICATE); + provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver); + + startService(provider_API_command); + } + + /** + * Open the new provider dialog + */ + public void addAndSelectNewProvider() { + FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG); + new NewProviderDialog().show(fragment_transaction, NewProviderDialog.TAG); + } + + /** + * Open the new provider dialog with data + */ + public void addAndSelectNewProvider(String main_url) { + FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG); + + DialogFragment newFragment = new NewProviderDialog(); + Bundle data = new Bundle(); + data.putString(Provider.MAIN_URL, main_url); + newFragment.setArguments(data); + newFragment.show(fragment_transaction, NewProviderDialog.TAG); + } + + /** + * Once selected a provider, this fragment offers the user to log in, + * use it anonymously (if possible) + * or cancel his/her election pressing the back button. + * + * @param reason_to_fail + */ + public void showDownloadFailedDialog(String reason_to_fail) { + FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(DownloadFailedDialog.TAG); + + DialogFragment newFragment = DownloadFailedDialog.newInstance(reason_to_fail); + newFragment.show(fragment_transaction, DownloadFailedDialog.TAG); + } + + /** + * Once selected a provider, this fragment offers the user to log in, + * use it anonymously (if possible) + * or cancel his/her election pressing the back button. + * + * @param view + */ + private void showProviderDetails() { + if (setting_up_provider) { + FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(ProviderDetailFragment.TAG); + + DialogFragment newFragment = ProviderDetailFragment.newInstance(); + newFragment.show(fragment_transaction, ProviderDetailFragment.TAG); + setting_up_provider = false; + } + } + + public void showAndSelectProvider(String provider_main_url) { + try { + selected_provider = new Provider(new URL((provider_main_url))); + adapter.add(selected_provider); + adapter.saveProviders(); + autoSelectProvider(selected_provider); + } catch (MalformedURLException e) { + e.printStackTrace(); + } + } + + private void autoSelectProvider(Provider provider) { + selected_provider = provider; + onItemSelectedUi(); + onItemSelectedLogic(); + } + + /** + * Asks ProviderAPI to download a new provider.json file + * + * @param provider_name + * @param provider_main_url + */ + public void setUpProvider() { + Intent provider_API_command = new Intent(this, ProviderAPI.class); + Bundle parameters = new Bundle(); + parameters.putString(Provider.MAIN_URL, selected_provider.mainUrl().toString()); + parameters.putString(Provider.CA_CERT_FINGERPRINT, selected_provider.certificatePin()); + + provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER); + provider_API_command.putExtra(ProviderAPI.PARAMETERS, parameters); + provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver); + + startService(provider_API_command); + setting_up_provider = true; + } + + public void retrySetUpProvider() { + cancelSettingUpProvider(); + if (!ProviderAPI.caCertDownloaded()) { + addAndSelectNewProvider(ProviderAPI.lastProviderMainUrl()); + } else { + Intent provider_API_command = new Intent(this, ProviderAPI.class); + + provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER); + provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver); + + startService(provider_API_command); + } + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + getMenuInflater().inflate(R.menu.configuration_wizard_activity, menu); + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.about_leap: + startActivityForResult(new Intent(this, AboutActivity.class), 0); + return true; + case R.id.new_provider: + addAndSelectNewProvider(); + return true; + default: + return super.onOptionsItemSelected(item); + } + } + + public void showAllProviders() { + adapter.showAllProviders(); + } + + @Override + public void login() { + Intent ask_login = new Intent(); + ask_login.putExtra(Provider.KEY, selected_provider); + ask_login.putExtra(SessionDialog.TAG, SessionDialog.TAG); + setResult(RESULT_OK, ask_login); + setting_up_provider = false; + finish(); + } + + @Override + public void use_anonymously() { + Intent pass_provider = new Intent(); + pass_provider.putExtra(Provider.KEY, selected_provider); + setResult(RESULT_OK, pass_provider); + setting_up_provider = false; + finish(); + } + + public class ProviderAPIBroadcastReceiver_Update extends BroadcastReceiver { + @Override + public void onReceive(Context context, Intent intent) { + int update = intent.getIntExtra(ProviderAPI.CURRENT_PROGRESS, 0); + mProgressBar.setProgress(update); + } + } +} |