Response.php

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<?php
namespace TYPO3\CMS\Extbase\Mvc\Web;

class Response extends \TYPO3\CMS\Extbase\Mvc\Response {

    protected $headers = array();

    protected $additionalHeaderData = array();

    protected $statusCode;

    protected $statusMessage = 'OK';

    protected $request;

    protected $statusMessages = array(
        100 => 'Continue',
        101 => 'Switching Protocols',
        102 => 'Processing',
        // RFC 2518
        200 => 'OK',
        201 => 'Created',
        202 => 'Accepted',
        203 => 'Non-Authoritative Information',
        204 => 'No Content',
        205 => 'Reset Content',
        206 => 'Partial Content',
        207 => 'Multi-Status',
        300 => 'Multiple Choices',
        301 => 'Moved Permanently',
        302 => 'Found',
        303 => 'See Other',
        304 => 'Not Modified',
        305 => 'Use Proxy',
        307 => 'Temporary Redirect',
        400 => 'Bad Request',
        401 => 'Unauthorized',
        402 => 'Payment Required',
        403 => 'Forbidden',
        404 => 'Not Found',
        405 => 'Method Not Allowed',
        406 => 'Not Acceptable',
        407 => 'Proxy Authentication Required',
        408 => 'Request Timeout',
        409 => 'Conflict',
        410 => 'Gone',
        411 => 'Length Required',
        412 => 'Precondition Failed',
        413 => 'Request Entity Too Large',
        414 => 'Request-URI Too Long',
        415 => 'Unsupported Media Type',
        416 => 'Requested Range Not Satisfiable',
        417 => 'Expectation Failed',
        500 => 'Internal Server Error',
        501 => 'Not Implemented',
        502 => 'Bad Gateway',
        503 => 'Service Unavailable',
        504 => 'Gateway Timeout',
        505 => 'HTTP Version Not Supported',
        507 => 'Insufficient Storage',
        509 => 'Bandwidth Limit Exceeded'
    );

    protected $environmentService;

    public function setStatus($code, $message = NULL) {
        if (!is_int($code)) {
            throw new \InvalidArgumentException('The HTTP status code must be of type integer, ' . gettype($code) . ' given.', 1220526013);
        }
        if ($message === NULL && !isset($this->statusMessages[$code])) {
            throw new \InvalidArgumentException('No message found for HTTP status code "' . $code . '".', 1220526014);
        }
        $this->statusCode = $code;
        $this->statusMessage = $message === NULL ? $this->statusMessages[$code] : $message;
    }

    public function getStatus() {
        return $this->statusCode . ' ' . $this->statusMessage;
    }

    public function setHeader($name, $value, $replaceExistingHeader = TRUE) {
        if (strtoupper(substr($name, 0, 4)) === 'HTTP') {
            throw new \InvalidArgumentException('The HTTP status header must be set via setStatus().', 1220541963);
        }
        if ($replaceExistingHeader === TRUE || !isset($this->headers[$name])) {
            $this->headers[$name] = array($value);
        } else {
            $this->headers[$name][] = $value;
        }
    }

    public function getHeaders() {
        $preparedHeaders = array();
        if ($this->statusCode !== NULL) {
            $protocolVersion = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0';
            $statusHeader = $protocolVersion . ' ' . $this->statusCode . ' ' . $this->statusMessage;
            $preparedHeaders[] = $statusHeader;
        }
        foreach ($this->headers as $name => $values) {
            foreach ($values as $value) {
                $preparedHeaders[] = $name . ': ' . $value;
            }
        }
        return $preparedHeaders;
    }

    public function sendHeaders() {
        if (headers_sent() === TRUE) {
            return;
        }
        foreach ($this->getHeaders() as $header) {
            header($header);
        }
    }

    public function send() {
        $this->sendHeaders();
        if ($this->content !== NULL) {
            echo $this->getContent();
        }
    }

    public function addAdditionalHeaderData($additionalHeaderData) {
        if (!is_string($additionalHeaderData)) {
            throw new \InvalidArgumentException('The additiona header data must be of type String, ' . gettype($additionalHeaderData) . ' given.', 1237370877);
        }
        if ($this->request->isCached()) {
            if ($this->environmentService->isEnvironmentInFrontendMode()) {
                $pageRenderer = $GLOBALS['TSFE']->getPageRenderer();
            } elseif ($this->environmentService->isEnvironmentInBackendMode()) {
                $pageRenderer = $GLOBALS['TBE_TEMPLATE']->getPageRenderer();
            }
            $pageRenderer->addHeaderData($additionalHeaderData);
        } else {
            $this->additionalHeaderData[] = $additionalHeaderData;
        }
    }

    public function getAdditionalHeaderData() {
        return $this->additionalHeaderData;
    }

    public function setRequest(\TYPO3\CMS\Extbase\Mvc\Web\Request $request) {
        $this->request = $request;
    }

    public function getRequest() {
        return $this->request;
    }

    public function shutdown() {
        if (count($this->getAdditionalHeaderData()) > 0) {
            $GLOBALS['TSFE']->additionalHeaderData[] = implode(chr(10), $this->getAdditionalHeaderData());
        }
        $this->sendHeaders();
        return parent::shutdown();
    }
}