Package org.vosao.utils

Source Code of org.vosao.utils.RecaptchaUtil

/**
* Vosao CMS. Simple CMS for Google App Engine.
*
* Copyright (C) 2009-2010 Vosao development team.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*
* email: vosao.dev@gmail.com
*/

package org.vosao.utils;

import javax.servlet.http.HttpServletRequest;

import net.tanesha.recaptcha.ReCaptcha;
import net.tanesha.recaptcha.ReCaptchaFactory;
import net.tanesha.recaptcha.ReCaptchaResponse;

public class RecaptchaUtil {

  public static ReCaptchaResponse check(
      final String publicKey,
      final String privateKey,
      final String challenge,
      final String response, HttpServletRequest request) {

    ReCaptcha captcha = ReCaptchaFactory.newReCaptcha(publicKey,
        privateKey, false);
    String address = request.getRemoteAddr();
    return captcha.checkAnswer(address,  challenge, response);
  }
 
}
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