diff options
Diffstat (limited to 'src/se/leap/leapclient/ConfigurationWizard.java')
| -rw-r--r-- | src/se/leap/leapclient/ConfigurationWizard.java | 411 |
1 files changed, 411 insertions, 0 deletions
diff --git a/src/se/leap/leapclient/ConfigurationWizard.java b/src/se/leap/leapclient/ConfigurationWizard.java new file mode 100644 index 00000000..934e2ea0 --- /dev/null +++ b/src/se/leap/leapclient/ConfigurationWizard.java @@ -0,0 +1,411 @@ +/**
+ * 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 java.io.IOException;
+import java.util.Iterator;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import se.leap.leapclient.ProviderAPIResultReceiver.Receiver;
+import se.leap.leapclient.ProviderListContent.ProviderItem;
+import se.leap.leapclient.R;
+import se.leap.openvpn.MainActivity;
+import android.app.Activity;
+import android.app.DialogFragment;
+import android.app.Fragment;
+import android.app.FragmentManager;
+import android.app.FragmentTransaction;
+import android.app.ProgressDialog;
+import android.content.Intent;
+import android.content.res.AssetManager;
+import android.os.Bundle;
+import android.os.Handler;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * 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, NewProviderDialog.NewProviderDialogInterface, ProviderDetailFragment.ProviderDetailFragmentInterface, Receiver {
+
+ private ProviderItem mSelectedProvider;
+ private ProgressDialog mProgressDialog;
+ private Intent mConfigState = new Intent();
+
+ protected static final String PROVIDER_SET = "PROVIDER SET";
+ protected static final String SERVICES_RETRIEVED = "SERVICES RETRIEVED";
+
+ public ProviderAPIResultReceiver providerAPI_result_receiver;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ setContentView(R.layout.configuration_wizard_activity);
+
+ providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
+ providerAPI_result_receiver.setReceiver(this);
+
+ ConfigHelper.setSharedPreferences(getSharedPreferences(ConfigHelper.PREFERENCES_KEY, MODE_PRIVATE));
+
+ 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)
+ ProviderListFragment providerList = new ProviderListFragment();
+
+ FragmentManager fragmentManager = getFragmentManager();
+ fragmentManager.beginTransaction()
+ .add(R.id.configuration_wizard_layout, providerList, "providerlist")
+ .commit();
+ }
+
+ // TODO: If exposing deep links into your app, handle intents here.
+ }
+
+ @Override
+ public void onReceiveResult(int resultCode, Bundle resultData) {
+ if(resultCode == ConfigHelper.CORRECTLY_UPDATED_PROVIDER_DOT_JSON) {
+ JSONObject provider_json;
+ try {
+ provider_json = new JSONObject(resultData.getString(ConfigHelper.PROVIDER_KEY));
+ boolean danger_on = resultData.getBoolean(ConfigHelper.DANGER_ON);
+ ConfigHelper.saveSharedPref(ConfigHelper.PROVIDER_KEY, provider_json);
+ ConfigHelper.saveSharedPref(ConfigHelper.DANGER_ON, danger_on);
+ ConfigHelper.saveSharedPref(ConfigHelper.ALLOWED_ANON, provider_json.getJSONObject(ConfigHelper.SERVICE_KEY).getBoolean(ConfigHelper.ALLOWED_ANON));
+ mConfigState.setAction(PROVIDER_SET);
+
+ if(mProgressDialog != null) mProgressDialog.dismiss();
+ mProgressDialog = ProgressDialog.show(this, getResources().getString(R.string.config_wait_title), getResources().getString(R.string.config_connecting_provider), true);
+ mProgressDialog.setMessage(getResources().getString(R.string.config_downloading_services));
+ if(resultData.containsKey(ConfigHelper.PROVIDER_ID))
+ mSelectedProvider = getProvider(resultData.getString(ConfigHelper.PROVIDER_ID));
+
+ ProviderListFragment providerList = new ProviderListFragment();
+
+ FragmentManager fragmentManager = getFragmentManager();
+ fragmentManager.beginTransaction()
+ .replace(R.id.configuration_wizard_layout, providerList, "providerlist")
+ .commit();
+ downloadJSONFiles(mSelectedProvider);
+ } catch (JSONException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+
+ mProgressDialog.dismiss();
+ //Toast.makeText(this, getResources().getString(R.string.config_error_parsing), Toast.LENGTH_LONG);
+ setResult(RESULT_CANCELED, mConfigState);
+ }
+ }
+ else if(resultCode == ConfigHelper.INCORRECTLY_UPDATED_PROVIDER_DOT_JSON) {
+ mProgressDialog.dismiss();
+ setResult(RESULT_CANCELED, mConfigState);
+ }
+ else if(resultCode == ConfigHelper.CORRECTLY_DOWNLOADED_JSON_FILES) {
+ if (ConfigHelper.getBoolFromSharedPref(ConfigHelper.ALLOWED_ANON)){
+ mProgressDialog.setMessage(getResources().getString(R.string.config_downloading_certificates));
+ mConfigState.putExtra(SERVICES_RETRIEVED, true);
+ downloadAnonCert();
+ } else {
+ mProgressDialog.dismiss();
+ //Toast.makeText(getApplicationContext(), R.string.success, Toast.LENGTH_LONG).show();
+ setResult(RESULT_OK);
+ finish();
+ }
+ }
+ else if(resultCode == ConfigHelper.INCORRECTLY_DOWNLOADED_JSON_FILES) {
+ //Toast.makeText(getApplicationContext(), R.string.incorrectly_downloaded_json_files_message, Toast.LENGTH_LONG).show();
+ setResult(RESULT_CANCELED, mConfigState);
+ }
+ else if(resultCode == ConfigHelper.CORRECTLY_DOWNLOADED_CERTIFICATE) {
+ mProgressDialog.dismiss();
+ setResult(RESULT_OK);
+ showProviderDetails(getCurrentFocus());
+ } else if(resultCode == ConfigHelper.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
+ mProgressDialog.dismiss();
+ //Toast.makeText(getApplicationContext(), R.string.incorrectly_downloaded_certificate_message, Toast.LENGTH_LONG).show();
+ setResult(RESULT_CANCELED, mConfigState);
+ }
+ }
+
+ /**
+ * 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
+ ProviderItem selected_provider = getProvider(id);
+ mProgressDialog = ProgressDialog.show(this, getResources().getString(R.string.config_wait_title), getResources().getString(R.string.config_connecting_provider), true);
+ mSelectedProvider = selected_provider;
+ saveProviderJson(mSelectedProvider);
+ }
+
+ @Override
+ public void onBackPressed() {
+ try {
+ if(ConfigHelper.getJsonFromSharedPref(ConfigHelper.PROVIDER_KEY) == null || ConfigHelper.getJsonFromSharedPref(ConfigHelper.PROVIDER_KEY).length() == 0) {
+ askDashboardToQuitApp();
+ } else {
+ setResult(RESULT_OK);
+ }
+ } catch (JSONException e) {
+ askDashboardToQuitApp();
+ }
+ super.onBackPressed();
+ }
+
+ private void askDashboardToQuitApp() {
+ Intent ask_quit = new Intent();
+ ask_quit.putExtra(ConfigHelper.QUIT, ConfigHelper.QUIT);
+ setResult(RESULT_CANCELED, ask_quit);
+ }
+
+ private ProviderItem getProvider(String id) {
+ Iterator<ProviderItem> providers_iterator = ProviderListContent.ITEMS.iterator();
+ while(providers_iterator.hasNext()) {
+ ProviderItem provider = providers_iterator.next();
+ if(provider.id.equalsIgnoreCase(id)) {
+ return provider;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Loads providers data from url file contained in the project
+ * @return true if the file was read correctly
+ */
+ private boolean loadPreseededProviders() {
+ boolean loaded_preseeded_providers = false;
+ AssetManager asset_manager = getAssets();
+ String[] urls_filepaths = null;
+ try {
+ String url_files_folder = "urls";
+ //TODO Put that folder in a better place (also inside the "for")
+ urls_filepaths = asset_manager.list(url_files_folder);
+ String provider_name = "";
+ for(String url_filepath : urls_filepaths)
+ {
+ boolean custom = false;
+ provider_name = url_filepath.subSequence(0, url_filepath.indexOf(".")).toString();
+ if(ProviderListContent.ITEMS.isEmpty()) //TODO I have to implement a way of checking if a provider new or is already present in that ITEMS list
+ ProviderListContent.addItem(new ProviderItem(provider_name, asset_manager.open(url_files_folder + "/" + url_filepath), custom, true)); // By default, it trusts the provider
+ loaded_preseeded_providers = true;
+ }
+ } catch (IOException e) {
+ loaded_preseeded_providers = false;
+ }
+
+ return loaded_preseeded_providers;
+ }
+
+ /**
+ * Saves provider.json file associated with provider.
+ *
+ * If the provider is custom, the file has already been downloaded so we load it from memory.
+ * If not, the file is updated using the provider's URL.
+ * @param provider
+ */
+ private void saveProviderJson(ProviderItem provider) {
+ JSONObject provider_json = new JSONObject();
+ try {
+ if(!provider.custom) {
+ updateProviderDotJson(provider.name, provider.provider_json_url, provider.danger_on);
+ } else {
+ // FIXME!! We should we be updating our seeded providers list at ConfigurationWizard onStart() ?
+ // I think yes, but if so, where does this list live? leap.se, as it's the non-profit project for the software?
+ // If not, we should just be getting names/urls, and fetching the provider.json like in custom entries
+ provider_json = provider.provider_json;
+ ConfigHelper.saveSharedPref(ConfigHelper.PROVIDER_KEY, provider_json);
+ ConfigHelper.saveSharedPref(ConfigHelper.ALLOWED_ANON, provider_json.getJSONObject(ConfigHelper.SERVICE_KEY).getBoolean(ConfigHelper.ALLOWED_ANON));
+ ConfigHelper.saveSharedPref(ConfigHelper.DANGER_ON, provider.danger_on);
+
+ mProgressDialog.setMessage(getResources().getString(R.string.config_downloading_services));
+ downloadJSONFiles(mSelectedProvider);
+ }
+ } catch (JSONException e) {
+ setResult(RESULT_CANCELED);
+ finish();
+ }
+ }
+
+ /**
+ * Asks ProviderAPI to download provider site's certificate and eip-service.json
+ *
+ * URLs are fetched from the provider parameter
+ * @param provider from which certificate and eip-service.json files are going to be downloaded
+ */
+ private void downloadJSONFiles(ProviderItem provider) {
+ Intent provider_API_command = new Intent(this, ProviderAPI.class);
+
+ Bundle method_and_parameters = new Bundle();
+
+ method_and_parameters.putString(ConfigHelper.PROVIDER_KEY, provider.name);
+ method_and_parameters.putString(ConfigHelper.MAIN_CERT_KEY, provider.cert_json_url);
+ method_and_parameters.putString(ConfigHelper.EIP_SERVICE_KEY, provider.eip_service_json_url);
+ method_and_parameters.putBoolean(ConfigHelper.DANGER_ON, provider.danger_on);
+
+ provider_API_command.putExtra(ConfigHelper.DOWNLOAD_JSON_FILES_BUNDLE_EXTRA, method_and_parameters);
+ provider_API_command.putExtra(ConfigHelper.RECEIVER_KEY, providerAPI_result_receiver);
+
+ startService(provider_API_command);
+ }
+
+ /**
+ * Asks ProviderAPI to download an anonymous (anon) VPN certificate.
+ */
+ private void downloadAnonCert() {
+ Intent provider_API_command = new Intent(this, ProviderAPI.class);
+
+ Bundle method_and_parameters = new Bundle();
+
+ method_and_parameters.putString(ConfigHelper.TYPE_OF_CERTIFICATE, ConfigHelper.ANON_CERTIFICATE);
+
+ provider_API_command.putExtra(ConfigHelper.DOWNLOAD_CERTIFICATE, method_and_parameters);
+ provider_API_command.putExtra(ConfigHelper.RECEIVER_KEY, providerAPI_result_receiver);
+
+ startService(provider_API_command);
+ }
+
+ /**
+ * Open the new provider dialog
+ * @param view from which the dialog is showed
+ */
+ public void addAndSelectNewProvider(View view) {
+ FragmentTransaction fragment_transaction = getFragmentManager().beginTransaction();
+ Fragment previous_new_provider_dialog = getFragmentManager().findFragmentByTag(ConfigHelper.NEW_PROVIDER_DIALOG);
+ 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, ConfigHelper.NEW_PROVIDER_DIALOG);
+ }
+
+ /**
+ * 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) {
+ FragmentTransaction fragment_transaction = getFragmentManager().beginTransaction();
+ Fragment previous_provider_details_dialog = getFragmentManager().findFragmentByTag(ConfigHelper.PROVIDER_DETAILS_DIALOG);
+ 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, ConfigHelper.PROVIDER_DETAILS_DIALOG);
+ }
+
+ @Override
+ public void saveAndSelectProvider(String provider_main_url, boolean danger_on) {
+ Intent provider_API_command = new Intent(this, ProviderAPI.class);
+
+ Bundle method_and_parameters = new Bundle();
+ method_and_parameters.putString(ConfigHelper.PROVIDER_MAIN_URL, provider_main_url);
+ method_and_parameters.putBoolean(ConfigHelper.DANGER_ON, danger_on);
+
+ provider_API_command.putExtra(ConfigHelper.DOWNLOAD_NEW_PROVIDER_DOTJSON, method_and_parameters);
+ provider_API_command.putExtra(ConfigHelper.RECEIVER_KEY, providerAPI_result_receiver);
+
+ startService(provider_API_command);
+ }
+
+ /**
+ * Asks ProviderAPI to download a new provider.json file
+ * @param provider_name
+ * @param provider_json_url
+ * @param danger_on tells if HTTPS client should bypass certificate errors
+ */
+ public void updateProviderDotJson(String provider_name, String provider_json_url, boolean danger_on) {
+ Intent provider_API_command = new Intent(this, ProviderAPI.class);
+
+ Bundle method_and_parameters = new Bundle();
+ method_and_parameters.putString(ConfigHelper.PROVIDER_NAME, provider_name);
+ method_and_parameters.putString(ConfigHelper.PROVIDER_JSON_URL, provider_json_url);
+ method_and_parameters.putBoolean(ConfigHelper.DANGER_ON, danger_on);
+
+ provider_API_command.putExtra(ConfigHelper.UPDATE_PROVIDER_DOTJSON, method_and_parameters);
+ provider_API_command.putExtra(ConfigHelper.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:
+ showAboutFragment(getCurrentFocus());
+ default:
+ return super.onOptionsItemSelected(item);
+ }
+ }
+
+ /**
+ * 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 showAboutFragment(View view) {
+ FragmentTransaction fragment_transaction = getFragmentManager().beginTransaction();
+ Fragment previous_about_fragment = getFragmentManager().findFragmentByTag(ConfigHelper.ABOUT_FRAGMENT);
+ if (previous_about_fragment == null) {
+ fragment_transaction.addToBackStack(null);
+
+ Fragment newFragment = AboutFragment.newInstance();
+ fragment_transaction.replace(R.id.configuration_wizard_layout, newFragment, ConfigHelper.ABOUT_FRAGMENT).commit();
+ }
+ }
+
+ @Override
+ public void login() {
+ Intent ask_login = new Intent();
+ ask_login.putExtra(ConfigHelper.LOG_IN, ConfigHelper.LOG_IN);
+ setResult(RESULT_OK, ask_login);
+ finish();
+ }
+
+ @Override
+ public void use_anonymously() {
+ setResult(RESULT_OK);
+ finish();
+ }
+}
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