<?php

/**

 * This is a PHP library that handles calling reCAPTCHA.

 *

 * @copyright Copyright (c) 2015, Google Inc.

 * @link      http://www.google.com/recaptcha

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */



namespace ReCaptcha;



/**

 * The response returned from the service.

 */

class Response

{

    /**

     * Succes or failure.

     * @var boolean

     */

    private $success = false;



    /**

     * Error code strings.

     * @var array

     */

    private $errorCodes = array();



    /**

     * Build the response from the expected JSON returned by the service.

     *

     * @param string $json

     * @return \ReCaptcha\Response

     */

    public static function fromJson($json)

    {

        $responseData = json_decode($json, true);



        if (!$responseData) {

            return new Response(false, array('invalid-json'));

        }



        if (isset($responseData['success']) && $responseData['success'] == true) {

            return new Response(true);

        }



        if (isset($responseData['error-codes']) && is_array($responseData['error-codes'])) {

            return new Response(false, $responseData['error-codes']);

        }



        return new Response(false);

    }



    /**

     * Constructor.

     *

     * @param boolean $success

     * @param array $errorCodes

     */

    public function __construct($success, array $errorCodes = array())

    {

        $this->success = $success;

        $this->errorCodes = $errorCodes;

    }



    /**

     * Is success?

     *

     * @return boolean

     */

    public function isSuccess()

    {

        return $this->success;

    }



    /**

     * Get error codes.

     *

     * @return array

     */

    public function getErrorCodes()

    {

        return $this->errorCodes;

    }

}

