cmy
/
baseXX


			
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							<?php

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Symfony\Component\HttpFoundation;

/**

 * RedirectResponse represents an HTTP response doing a redirect.

 *

 * @author Fabien Potencier <fabien@symfony.com>

 */
class RedirectResponse extends Response

{
    protected $targetUrl;

    /**

     * Creates a redirect response so that it conforms to the rules defined for a redirect status code.

     *

     * @param string $url     The URL to redirect to. The URL should be a full URL, with schema etc.,

     *                        but practically every browser redirects on paths only as well

     * @param int    $status  The status code (302 by default)

     * @param array  $headers The headers (Location is always set to the given URL)

     *

     * @throws \InvalidArgumentException

     *

     * @see http://tools.ietf.org/html/rfc2616#section-10.3

     */
    public function __construct($url, $status = 302, $headers = array())

    {
        parent::__construct('', $status, $headers);

        $this->setTargetUrl($url);

        if (!$this->isRedirect()) {
            throw new \InvalidArgumentException(sprintf('The HTTP status code is not a redirect ("%s" given).', $status));
        }

        if (301 == $status && !array_key_exists('cache-control', $headers)) {
            $this->headers->remove('cache-control');
        }
    }

    /**

     * Factory method for chainability.

     *

     * @param string $url     The url to redirect to

     * @param int    $status  The response status code

     * @param array  $headers An array of response headers

     *

     * @return static

     */
    public static function create($url = '', $status = 302, $headers = array())

    {
        return new static($url, $status, $headers);
    }

    /**

     * Returns the target URL.

     *

     * @return string target URL

     */
    public function getTargetUrl()

    {
        return $this->targetUrl;
    }

    /**

     * Sets the redirect target of this response.

     *

     * @param string $url The URL to redirect to

     *

     * @return $this

     *

     * @throws \InvalidArgumentException

     */
    public function setTargetUrl($url)

    {
        if (empty($url)) {
            throw new \InvalidArgumentException('Cannot redirect to an empty URL.');
        }

        $this->targetUrl = $url;

        $this->setContent(
            sprintf('<!DOCTYPE html>

<html>

    <head>

        <meta charset="UTF-8" />

        <meta http-equiv="refresh" content="0;url=%1$s" />


        <title>Redirecting to %1$s</title>

    </head>

    <body>

        Redirecting to <a href="%1$s">%1$s</a>.

    </body>

</html>', htmlspecialchars($url, ENT_QUOTES, 'UTF-8')));

        $this->headers->set('Location', $url);

        return $this;
    }
}