src/se/leap/leapclient/LeapHttpClient.java


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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;

public class LeapHttpClient extends DefaultHttpClient {
	final Context context;
	
	private static LeapHttpClient client;

	  public LeapHttpClient(Context context) {
	      this.context = context;
	  }

	  @Override
	  protected ClientConnectionManager createClientConnectionManager() {
	      SchemeRegistry registry = new SchemeRegistry();
	      registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
	      // Register for port 443 our SSLSocketFactory with our keystore
	      // to the ConnectionManager
	      registry.register(new Scheme("https", newSslSocketFactory(), 443));
	      return new SingleClientConnManager(getParams(), registry);
	  }

	  private SSLSocketFactory newSslSocketFactory() {
	      try {
	          // Get an instance of the Bouncy Castle KeyStore format
	          KeyStore trusted = ConfigHelper.getKeystore();
	          
	          // Pass the keystore to the SSLSocketFactory. The factory is responsible
	          // for the verification of the server certificate.
	          SSLSocketFactory sf = new SSLSocketFactory(trusted);
	          
	          // Hostname verification from certificate
	          // http://hc.apache.org/httpcomponents-client-ga/tutorial/html/connmgmt.html#d4e506
	          sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
	          
	          return sf;
	      } catch (Exception e) {
	          throw new AssertionError(e);
	      }
	  }
	  
	  public static LeapHttpClient getInstance(Context context) {
		  if(client == null) {
			  client = new LeapHttpClient(context);
			  String cert_string = ConfigHelper.getStringFromSharedPref(ConfigHelper.cert_key);
			  if(!cert_string.isEmpty()) {
				ConfigHelper.addTrustedCertificate("recovered_certificate", cert_string);
			  }
		  }
		  return client;
	  }
}