diff options
Diffstat (limited to 'app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java')
| -rw-r--r-- | app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java | 588 |
1 files changed, 588 insertions, 0 deletions
diff --git a/app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java b/app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java new file mode 100644 index 00000000..a6b009e3 --- /dev/null +++ b/app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java @@ -0,0 +1,588 @@ +/**
+ * 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.Activity;
+import android.app.DialogFragment;
+import android.app.Fragment;
+import android.app.FragmentManager;
+import android.app.FragmentTransaction;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.SharedPreferences;
+import android.content.res.AssetManager;
+import android.os.Bundle;
+import android.os.Handler;
+import android.util.Log;
+import android.view.Display;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View.MeasureSpec;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.WindowManager;
+import android.widget.ListAdapter;
+import android.widget.ListView;
+import android.widget.ProgressBar;
+import android.widget.ProgressBar;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+import java.io.IOException;
+import java.io.InputStream; +import java.net.MalformedURLException; +import java.net.URL; +import java.util.Iterator;
+import org.json.JSONException;
+import org.json.JSONObject;
+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.ProviderListContent.ProviderItem; +import se.leap.bitmaskclient.R; +
+/**
+ * Activity that builds and shows the list of known available providers.
+ *
+ * It also allows the user to enter custom providers with a button.
+ *
+ * @author parmegv
+ *
+ */
+public class ConfigurationWizard extends Activity
+implements ProviderListFragment.Callbacks, NewProviderDialogInterface, ProviderDetailFragmentInterface, DownloadFailedDialogInterface, Receiver {
+
+ private ProgressBar mProgressBar;
+ private TextView progressbar_description;
+ private ProviderListFragment provider_list_fragment;
+ private Intent mConfigState = new Intent();
+
+ final public static String TAG = "se.leap.bitmaskclient.ConfigurationWizard";
+ final public static String TYPE_OF_CERTIFICATE = "type_of_certificate";
+ final public static String ANON_CERTIFICATE = "anon_certificate";
+ final public static String AUTHED_CERTIFICATE = "authed_certificate";
+
+ final protected static String PROVIDER_SET = "PROVIDER SET";
+ final protected static String SERVICES_RETRIEVED = "SERVICES RETRIEVED";
+ final protected static String ASSETS_URL_FOLDER = "urls"; +
+ public ProviderAPIResultReceiver providerAPI_result_receiver;
+ private ProviderAPIBroadcastReceiver_Update providerAPI_broadcast_receiver_update; + + private static SharedPreferences preferences;
+ private static boolean setting_up_provider = false; +
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
+
+ setContentView(R.layout.configuration_wizard_activity);
+ mProgressBar = (ProgressBar) findViewById(R.id.progressbar_configuration_wizard);
+ mProgressBar.setVisibility(ProgressBar.INVISIBLE);
+ progressbar_description = (TextView) findViewById(R.id.progressbar_description);
+ progressbar_description.setVisibility(TextView.INVISIBLE);
+ providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
+ providerAPI_result_receiver.setReceiver(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);
+
+ loadPreseededProviders();
+
+ // Only create our fragments if we're not restoring a saved instance
+ if ( savedInstanceState == null ){
+ // TODO Some welcome screen?
+ // We will need better flow control when we have more Fragments (e.g. user auth)
+ provider_list_fragment = ProviderListFragment.newInstance();
+ Bundle arguments = new Bundle();
+ int configuration_wizard_request_code = getIntent().getIntExtra(Dashboard.REQUEST_CODE, -1);
+ if(configuration_wizard_request_code == Dashboard.SWITCH_PROVIDER) {
+ arguments.putBoolean(ProviderListFragment.SHOW_ALL_PROVIDERS, true);
+ }
+ provider_list_fragment.setArguments(arguments);
+
+ FragmentManager fragmentManager = getFragmentManager();
+ fragmentManager.beginTransaction()
+ .replace(R.id.configuration_wizard_layout, provider_list_fragment, ProviderListFragment.TAG)
+ .commit();
+ }
+
+ // TODO: If exposing deep links into your app, handle intents here.
+ }
+
+ @Override
+ protected void onDestroy() {
+ super.onDestroy();
+ unregisterReceiver(providerAPI_broadcast_receiver_update);
+ }
+
+ public void refreshProviderList(int top_padding) {
+ ProviderListFragment new_provider_list_fragment = new ProviderListFragment();
+ Bundle top_padding_bundle = new Bundle();
+ top_padding_bundle.putInt(ProviderListFragment.TOP_PADDING, top_padding);
+ new_provider_list_fragment.setArguments(top_padding_bundle);
+
+ FragmentManager fragmentManager = getFragmentManager();
+ fragmentManager.beginTransaction()
+ .replace(R.id.configuration_wizard_layout, new_provider_list_fragment, ProviderListFragment.TAG)
+ .commit();
+ }
+
+ @Override
+ public void onReceiveResult(int resultCode, Bundle resultData) {
+ if(resultCode == ProviderAPI.PROVIDER_OK) {
+ mConfigState.setAction(PROVIDER_SET);
+
+ if (preferences.getBoolean(EIP.ALLOWED_ANON, false)){
+ mConfigState.putExtra(SERVICES_RETRIEVED, true);
+ downloadAnonCert();
+ } else {
+ mProgressBar.incrementProgressBy(1);
+ mProgressBar.setVisibility(ProgressBar.GONE);
+ progressbar_description.setVisibility(TextView.GONE);
+ setResult(RESULT_OK); + showProviderDetails(getCurrentFocus());
+ } + } else if(resultCode == ProviderAPI.PROVIDER_NOK) {
+ //refreshProviderList(0); + String reason_to_fail = resultData.getString(ProviderAPI.ERRORS);
+ showDownloadFailedDialog(getCurrentFocus(), reason_to_fail);
+ mProgressBar.setVisibility(ProgressBar.GONE);
+ progressbar_description.setVisibility(TextView.GONE); + preferences.edit().remove(Provider.KEY).commit();
+ setting_up_provider = false; + setResult(RESULT_CANCELED, mConfigState);
+ }
+ else if(resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
+ mProgressBar.incrementProgressBy(1);
+ mProgressBar.setVisibility(ProgressBar.GONE);
+ progressbar_description.setVisibility(TextView.GONE);
+ //refreshProviderList(0);
+ setResult(RESULT_OK);
+ showProviderDetails(getCurrentFocus());
+ } else if(resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
+ //refreshProviderList(0);
+ mProgressBar.setVisibility(ProgressBar.GONE);
+ progressbar_description.setVisibility(TextView.GONE);
+ //Toast.makeText(getApplicationContext(), R.string.incorrectly_downloaded_certificate_message, Toast.LENGTH_LONG).show();
+ 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. + } + }
+
+ /**
+ * Callback method from {@link ProviderListFragment.Callbacks}
+ * indicating that the item with the given ID was selected.
+ */
+ @Override
+ public void onItemSelected(String id) {
+ //TODO Code 2 pane view
+ // resetOldConnection();
+ ProviderItem selected_provider = getProvider(id);
+ int provider_index = getProviderIndex(id);
+ + + startProgressBar(provider_index+1); + provider_list_fragment.hideAllBut(provider_index); + + setUpProvider(selected_provider.providerMainUrl()); + }
+
+ @Override
+ public void onBackPressed() {
+ if(setting_up_provider) { + stopSettingUpProvider(); + } else {
+ usualBackButton(); + } + } +
+ private void stopSettingUpProvider() {
+ ProviderAPI.stop();
+ mProgressBar.setVisibility(ProgressBar.GONE);
+ mProgressBar.setProgress(0);
+ progressbar_description.setVisibility(TextView.GONE);
+ getSharedPreferences(Dashboard.SHARED_PREFERENCES, Activity.MODE_PRIVATE).edit().remove(Provider.KEY).commit();
+ setting_up_provider = false;
+ showAllProviders(); + }
+
+ private void usualBackButton() {
+ try {
+ boolean is_provider_set_up = new JSONObject(preferences.getString(Provider.KEY, "no provider")) != null ? true : false;
+ boolean is_provider_set_up_truly = new JSONObject(preferences.getString(Provider.KEY, "no provider")).length() != 0 ? true : false;
+ if(!is_provider_set_up || !is_provider_set_up_truly) {
+ askDashboardToQuitApp();
+ } else {
+ setResult(RESULT_OK);
+ }
+ } catch (JSONException e) {
+ askDashboardToQuitApp();
+ super.onBackPressed();
+ e.printStackTrace();
+ }
+ super.onBackPressed();
+ }
+ private void askDashboardToQuitApp() {
+ Intent ask_quit = new Intent();
+ ask_quit.putExtra(Dashboard.ACTION_QUIT, Dashboard.ACTION_QUIT);
+ setResult(RESULT_CANCELED, ask_quit);
+ }
+
+ private ProviderItem getProvider(String name) {
+ Iterator<ProviderItem> providers_iterator = ProviderListContent.ITEMS.iterator();
+ while(providers_iterator.hasNext()) {
+ ProviderItem provider = providers_iterator.next();
+ if(provider.name().equalsIgnoreCase(name)) {
+ return provider;
+ }
+ }
+ return null;
+ }
+
+ private String getId(String provider_main_url_string) { + try { + URL provider_url = new URL(provider_main_url_string); + URL aux_provider_url; + Iterator<ProviderItem> providers_iterator = ProviderListContent.ITEMS.iterator(); + while(providers_iterator.hasNext()) { + ProviderItem provider = providers_iterator.next(); + aux_provider_url = new URL(provider.providerMainUrl()); + if(isSameURL(provider_url, aux_provider_url)) { + return provider.name(); + } + } + } catch (MalformedURLException e) { + e.printStackTrace(); + } + return ""; + }
+ + /** + * Checks, whether 2 urls are pointing to the same location. + * + * @param url a url + * @param baseUrl an other url, that should be compared. + * @return true, if the urls point to the same host and port and use the + * same protocol, false otherwise. + */ + private boolean isSameURL(final URL url, final URL baseUrl) { + if (!url.getProtocol().equals(baseUrl.getProtocol())) { + return false; + } + if (!url.getHost().equals(baseUrl.getHost())) { + return false; + } + if (url.getPort() != baseUrl.getPort()) { + return false; + } + return true; + } +
+ private void startProgressBar() {
+ mProgressBar.setVisibility(ProgressBar.VISIBLE);
+ mProgressBar.setProgress(0);
+ mProgressBar.setMax(3);
+ }
+
+ private void startProgressBar(int list_item_index) {
+ mProgressBar.setVisibility(ProgressBar.VISIBLE);
+ progressbar_description.setVisibility(TextView.VISIBLE);
+ mProgressBar.setProgress(0);
+ mProgressBar.setMax(3);
+ int measured_height = listItemHeight(list_item_index);
+ mProgressBar.setTranslationY(measured_height);
+ progressbar_description.setTranslationY(measured_height + mProgressBar.getHeight());
+ }
+
+ private int getProviderIndex(String id) {
+ int index = 0;
+ Iterator<ProviderItem> providers_iterator = ProviderListContent.ITEMS.iterator();
+ while(providers_iterator.hasNext()) {
+ ProviderItem provider = providers_iterator.next();
+ if(provider.name().equalsIgnoreCase(id)) {
+ break;
+ } else index++; + }
+ return index;
+ }
+
+ private int listItemHeight(int list_item_index) {
+ ListView provider_list_view = (ListView)findViewById(android.R.id.list);
+ ListAdapter provider_list_adapter = provider_list_view.getAdapter();
+ View listItem = provider_list_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 = MeasureSpec.makeMeasureSpec(listViewWidth,
+ MeasureSpec.AT_MOST);
+ listItem.measure(widthSpec, 0);
+
+ return listItem.getMeasuredHeight();
+}
+
+ /** + * Loads providers data from url files contained in the assets folder + * @return true if the files were correctly read + */ + private boolean loadPreseededProviders() { + boolean loaded_preseeded_providers = false; + String[] urls_filepaths = null; + try { + //TODO Put that folder in a better place (also inside the "for") + urls_filepaths = getAssets().list(ASSETS_URL_FOLDER); + String provider_name = ""; + for(String url_filepath : urls_filepaths) { + provider_name = url_filepath.subSequence(0, url_filepath.lastIndexOf(".")).toString(); + String provider_main_url = extractProviderMainUrlFromAssetsFile(ASSETS_URL_FOLDER + "/" + url_filepath); + if(getId(provider_main_url).isEmpty()) + ProviderListContent.addItem(new ProviderItem(provider_name, provider_main_url)); + loaded_preseeded_providers = true;
+ } + } catch (IOException e) { + loaded_preseeded_providers = false; + } + + return loaded_preseeded_providers; + } + + private String extractProviderMainUrlFromAssetsFile(String filepath) { + String provider_main_url = ""; + try { + InputStream input_stream_file_contents = getAssets().open(filepath); + byte[] urls_file_bytes = new byte[input_stream_file_contents.available()]; + input_stream_file_contents.read(urls_file_bytes); + String urls_file_content = new String(urls_file_bytes); + JSONObject file_contents = new JSONObject(urls_file_content); + provider_main_url = file_contents.getString(Provider.MAIN_URL); + } catch (JSONException e) { + } catch (IOException e) { + } + return provider_main_url; + } + + /**
+ * Asks ProviderAPI to download an anonymous (anon) VPN certificate.
+ */
+ private void downloadAnonCert() {
+ Intent provider_API_command = new Intent(this, ProviderAPI.class);
+
+ Bundle parameters = new Bundle();
+
+ parameters.putString(TYPE_OF_CERTIFICATE, ANON_CERTIFICATE);
+
+ provider_API_command.setAction(ProviderAPI.DOWNLOAD_CERTIFICATE);
+ provider_API_command.putExtra(ProviderAPI.PARAMETERS, parameters);
+ 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 = getFragmentManager().beginTransaction();
+ Fragment previous_new_provider_dialog = getFragmentManager().findFragmentByTag(NewProviderDialog.TAG);
+ if (previous_new_provider_dialog != null) {
+ fragment_transaction.remove(previous_new_provider_dialog);
+ }
+ fragment_transaction.addToBackStack(null);
+
+ DialogFragment newFragment = NewProviderDialog.newInstance();
+ newFragment.show(fragment_transaction, NewProviderDialog.TAG);
+ }
+
+ /**
+ * Open the new provider dialog with data
+ */
+ public void addAndSelectNewProvider(String main_url) { + FragmentTransaction fragment_transaction = getFragmentManager().beginTransaction();
+ Fragment previous_new_provider_dialog = getFragmentManager().findFragmentByTag(NewProviderDialog.TAG);
+ if (previous_new_provider_dialog != null) {
+ fragment_transaction.remove(previous_new_provider_dialog);
+ }
+
+ DialogFragment newFragment = NewProviderDialog.newInstance();
+ 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 view
+ * @param reason_to_fail
+ */
+ public void showDownloadFailedDialog(View view, String reason_to_fail) {
+ FragmentTransaction fragment_transaction = getFragmentManager().beginTransaction();
+ Fragment previous_provider_details_dialog = getFragmentManager().findFragmentByTag(DownloadFailedDialog.TAG);
+ if (previous_provider_details_dialog != null) {
+ fragment_transaction.remove(previous_provider_details_dialog);
+ }
+ fragment_transaction.addToBackStack(null);
+
+ 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
+ */
+ public void showProviderDetails(View view) {
+ if(setting_up_provider) {
+ FragmentTransaction fragment_transaction = getFragmentManager().beginTransaction();
+ Fragment previous_provider_details_dialog = getFragmentManager().findFragmentByTag(ProviderDetailFragment.TAG);
+ if (previous_provider_details_dialog != null) {
+ fragment_transaction.remove(previous_provider_details_dialog);
+ }
+ fragment_transaction.addToBackStack(null);
+
+ DialogFragment newFragment = ProviderDetailFragment.newInstance();
+ newFragment.show(fragment_transaction, ProviderDetailFragment.TAG);
+ }
+ }
+
+ public void showAndSelectProvider(String provider_main_url) {
+ if(getId(provider_main_url).isEmpty()) + showProvider(provider_main_url);
+ autoSelectProvider(provider_main_url); + }
+
+ private void showProvider(final String provider_main_url) { + String provider_name = provider_main_url.replaceFirst("http[s]?://", "").replaceFirst("\\/", "_");
+ ProviderItem added_provider = new ProviderItem(provider_name, provider_main_url);
+ provider_list_fragment.addItem(added_provider);
+ }
+
+ private void autoSelectProvider(String provider_main_url) { + onItemSelected(getId(provider_main_url));
+ }
+
+ /**
+ * Asks ProviderAPI to download a new provider.json file
+ * @param provider_name
+ * @param provider_main_url
+ */
+ public void setUpProvider(String provider_main_url) {
+ Intent provider_API_command = new Intent(this, ProviderAPI.class);
+ Bundle parameters = new Bundle();
+ parameters.putString(Provider.MAIN_URL, provider_main_url);
+
+ 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() {
+ provider_list_fragment = (ProviderListFragment) getFragmentManager().findFragmentByTag(ProviderListFragment.TAG);
+ if(provider_list_fragment != null)
+ provider_list_fragment.unhideAll();
+ }
+
+ public void cancelSettingUpProvider() {
+ provider_list_fragment = (ProviderListFragment) getFragmentManager().findFragmentByTag(ProviderListFragment.TAG);
+ if(provider_list_fragment != null) { + provider_list_fragment.removeLastItem();
+ }
+ preferences.edit().remove(Provider.KEY).remove(EIP.ALLOWED_ANON).remove(EIP.KEY).commit();
+ }
+
+ @Override
+ public void login() {
+ Intent ask_login = new Intent();
+ ask_login.putExtra(LogInDialog.VERB, LogInDialog.VERB);
+ setResult(RESULT_OK, ask_login);
+ setting_up_provider = false;
+ finish();
+ }
+
+ @Override
+ public void use_anonymously() {
+ setResult(RESULT_OK);
+ 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);
+ }
+ }
+}
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