Classes List

Symfony\Component\HttpFoundation\ServerBag

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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;

/** * ServerBag is a container for HTTP headers from the $_SERVER variable. * * @author Fabien Potencier <fabien@symfony.com> * @author Bulat Shakirzyanov <mallluhuct@gmail.com> * @author Robert Kiss <kepten@gmail.com> */
class ServerBag extends ParameterBag
{
    /** * Gets the HTTP headers. * * @return array */
    public function getHeaders()
    {
        $headers = array();
        $contentHeaders = array('CONTENT_LENGTH' => true'CONTENT_MD5' => true'CONTENT_TYPE' => true);
        foreach ($this->parameters as $key => $value) {
            if (0 === strpos($key'HTTP_')) {
                $headers[substr($key5)] = $value;
            }
            // CONTENT_* are not prefixed with HTTP_
            elseif (isset($contentHeaders[$key])) {
                $headers[$key] = $value;
            }
        }

        if (isset($this->parameters['PHP_AUTH_USER'])) {
            $headers['PHP_AUTH_USER'] = $this->parameters['PHP_AUTH_USER'];
            $headers['PHP_AUTH_PW'] = isset($this->parameters['PHP_AUTH_PW']) ? $this->parameters['PHP_AUTH_PW'] : '';
        } else {
            /* * php-cgi under Apache does not pass HTTP Basic user/pass to PHP by default * For this workaround to work, add these lines to your .htaccess file: * RewriteCond %{HTTP:Authorization} ^(.+)$ * RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}] * * A sample .htaccess file: * RewriteEngine On * RewriteCond %{HTTP:Authorization} ^(.+)$ * RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}] * RewriteCond %{REQUEST_FILENAME} !-f * RewriteRule ^(.*)$ app.php [QSA,L] */


            $authorizationHeader = null;
            if (isset($this->parameters['HTTP_AUTHORIZATION'])) {
                $authorizationHeader = $this->parameters['HTTP_AUTHORIZATION'];
            } elseif (isset($this->parameters['REDIRECT_HTTP_AUTHORIZATION'])) {
                $authorizationHeader = $this->parameters['REDIRECT_HTTP_AUTHORIZATION'];
            }

            if (null !== $authorizationHeader) {
                if (0 === stripos($authorizationHeader'basic ')) {
                    // Decode AUTHORIZATION header into PHP_AUTH_USER and PHP_AUTH_PW when authorization header is basic
                    $exploded = explode(':'base64_decode(substr($authorizationHeader6)), 2);
                    if (2 == count($exploded)) {
                        list($headers['PHP_AUTH_USER'], $headers['PHP_AUTH_PW']) = $exploded;
                    }
                } elseif (empty($this->parameters['PHP_AUTH_DIGEST']) && (0 === stripos($authorizationHeader'digest '))) {
                    // In some circumstances PHP_AUTH_DIGEST needs to be set
                    $headers['PHP_AUTH_DIGEST'] = $authorizationHeader;
                    $this->parameters['PHP_AUTH_DIGEST'] = $authorizationHeader;
                } elseif (0 === stripos($authorizationHeader'bearer ')) {
                    /* * XXX: Since there is no PHP_AUTH_BEARER in PHP predefined variables, * I'll just set $headers['AUTHORIZATION'] here. * http://php.net/manual/en/reserved.variables.server.php */

                    $headers['AUTHORIZATION'] = $authorizationHeader;
                }
            }
        }

        if (isset($headers['AUTHORIZATION'])) {
            return $headers;
        }

        // PHP_AUTH_USER/PHP_AUTH_PW
        if (isset($headers['PHP_AUTH_USER'])) {
            $headers['AUTHORIZATION'] = 'Basic '.base64_encode($headers['PHP_AUTH_USER'].':'.$headers['PHP_AUTH_PW']);
        } elseif (isset($headers['PHP_AUTH_DIGEST'])) {
            $headers['AUTHORIZATION'] = $headers['PHP_AUTH_DIGEST'];
        }

        return $headers;
    }
}