de.vanita5.twittnuker.util.net.ssl.TwidereSSLSocketFactory.java Source code

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Here is the source code for de.vanita5.twittnuker.util.net.ssl.TwidereSSLSocketFactory.java

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/*
 * Twittnuker - Twitter client for Android
 *
 * Copyright (C) 2013-2014 vanita5 <mail@vanita5.de>
 *
 * This program incorporates a modified version of Twidere.
 * Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
 *
 * 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 de.vanita5.twittnuker.util.net.ssl;

import android.content.Context;

import org.apache.http.HttpHost;
import org.apache.http.conn.socket.LayeredConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLInitializationException;
import org.apache.http.conn.ssl.X509HostnameVerifier;
import org.apache.http.protocol.HttpContext;

import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.security.GeneralSecurityException;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;

public final class TwidereSSLSocketFactory implements LayeredConnectionSocketFactory {

    private final Context context;
    private final boolean ignoreSSLErrors;
    private final HostResolvedSSLConnectionSocketFactory delegated;

    private TwidereSSLSocketFactory(final Context context, final boolean ignoreSSLErrors)
            throws KeyManagementException, NoSuchAlgorithmException, KeyStoreException {
        this.context = context;
        this.ignoreSSLErrors = ignoreSSLErrors;
        final TrustManager[] tm = { new TrustAllX509TrustManager() };
        final SSLContext sslContext = SSLContext.getInstance("TLS");
        sslContext.init(null, tm, null);
        final X509HostnameVerifier hostnameVerifier = new TwidereHostnameVerifier(context, ignoreSSLErrors);
        delegated = new HostResolvedSSLConnectionSocketFactory(sslContext, hostnameVerifier);
    }

    @Override
    public Socket connectSocket(final int connectTimeout, final Socket socket, final HttpHost host,
            final InetSocketAddress remoteAddress, final InetSocketAddress localAddress,
            final HttpContext httpContext) throws IOException {
        return delegated.connectSocket(connectTimeout, socket, host, remoteAddress, localAddress, httpContext);
    }

    @Override
    public Socket createLayeredSocket(final Socket socket, final String target, final int port,
            final HttpContext httpContext) throws IOException {
        return delegated.createLayeredSocket(socket, target, port, httpContext);
    }

    @Override
    public Socket createSocket(final HttpContext httpContext) throws IOException {
        return delegated.createSocket(httpContext);
    }

    public static LayeredConnectionSocketFactory getSocketFactory(final Context context,
            final boolean ignoreSSLErrors) throws SSLInitializationException {
        try {
            return new TwidereSSLSocketFactory(context, ignoreSSLErrors);
        } catch (final GeneralSecurityException e) {
            throw new SSLInitializationException("Cannot create socket factory", e);
        }
    }

}