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/**
* 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.security.KeyStore;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.PlainSocketFactory;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.conn.SingleClientConnManager;
import android.content.Context;
/**
* Implements an HTTP client, enabling LEAP Android app to manage its own runtime keystore or bypass default Android security measures.
*
* @author rafa
*
*/
public class LeapHttpClient extends DefaultHttpClient {
final Context context;
private static LeapHttpClient client;
/**
* If the class scope client is null, it creates one and imports, if existing, the main certificate from Shared Preferences.
* @param context
* @return the new client.
*/
public static LeapHttpClient getInstance(Context context) {
if(client == null) {
client = new LeapHttpClient(context);
String cert_string = ConfigHelper.getStringFromSharedPref(ConfigHelper.MAIN_CERT_KEY);
if(cert_string != null) {
ConfigHelper.addTrustedCertificate("recovered_certificate", cert_string);
}
}
return client;
}
@Override
protected ClientConnectionManager createClientConnectionManager() {
SchemeRegistry registry = new SchemeRegistry();
registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
registry.register(new Scheme("https", newSslSocketFactory(), 443));
return new SingleClientConnManager(getParams(), registry);
}
/**
* Uses keystore from ConfigHelper for the SSLSocketFactory.
* @return
*/
private SSLSocketFactory newSslSocketFactory() {
try {
KeyStore trusted = ConfigHelper.getKeystore();
SSLSocketFactory sf = new SSLSocketFactory(trusted);
return sf;
} catch (Exception e) {
throw new AssertionError(e);
}
}
public LeapHttpClient(Context context) {
this.context = context;
}
}
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