Response.php

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<?php
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Extbase\Mvc;
 
use ‪TYPO3\CMS\Core\Page\PageRenderer;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController;
 
class ‪Response implements ‪ResponseInterface
{
    protected ‪$content;
 
    protected ‪$headers = [];
 
    protected ‪$additionalHeaderData = [];
 
    protected ‪$statusCode;
 
    protected ‪$statusMessage = 'OK';
 
    protected ‪$request;
 
    protected ‪$statusMessages = [
        // INFORMATIONAL CODES
        100 => 'Continue',
        101 => 'Switching Protocols',
        102 => 'Processing',
        103 => 'Early Hints',
        // SUCCESS CODES
        200 => 'OK',
        201 => 'Created',
        202 => 'Accepted',
        203 => 'Non-Authoritative Information',
        204 => 'No Content',
        205 => 'Reset Content',
        206 => 'Partial Content',
        207 => 'Multi-status',
        208 => 'Already Reported',
        226 => 'IM Used',
        // REDIRECTION CODES
        300 => 'Multiple Choices',
        301 => 'Moved Permanently',
        302 => 'Found',
        303 => 'See Other',
        304 => 'Not Modified',
        305 => 'Use Proxy',
        306 => 'Switch Proxy', // Deprecated
        307 => 'Temporary Redirect',
        308 => 'Permanent Redirect',
        // CLIENT ERROR
        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 => 'URI Too Long',
        415 => 'Unsupported Media Type',
        416 => 'Requested range not satisfiable',
        417 => 'Expectation Failed',
        418 => 'I\'m a teapot',
        422 => 'Unprocessable Entity',
        423 => 'Locked',
        424 => 'Failed Dependency',
        425 => 'Unordered Collection',
        426 => 'Upgrade Required',
        428 => 'Precondition Required',
        429 => 'Too Many Requests',
        431 => 'Request Header Fields Too Large',
        451 => 'Unavailable For Legal Reasons',
        // SERVER ERROR
        500 => 'Internal Server Error',
        501 => 'Not Implemented',
        502 => 'Bad Gateway',
        503 => 'Service Unavailable',
        504 => 'Gateway Time-out',
        505 => 'HTTP Version not supported',
        506 => 'Variant Also Negotiates',
        507 => 'Insufficient Storage',
        508 => 'Loop Detected',
        509 => 'Bandwidth Limit Exceeded',
        511 => 'Network Authentication Required',
    ];
 
    public function ‪setContent(‪$content)
    {
        $this->content = ‪$content;
    }
 
    public function ‪appendContent(‪$content)
    {
        $this->content .= ‪$content;
    }
 
    public function ‪getContent()
    {
        return ‪$this->content;
    }
 
    public function ‪shutdown()
    {
        ‪$content = $this->‪getContent();
        $this->‪setContent('');
        return ‪$content;
    }
 
    public function ‪__toString()
    {
        return $this->‪getContent();
    }
 
    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 ?? $this->statusMessages[$code];
    }
 
    public function ‪getStatus()
    {
        return $this->statusCode . ' ' . ‪$this->statusMessage;
    }
 
    public function ‪getStatusCode()
    {
        return $this->statusCode ?: 200;
    }
 
    public function ‪setHeader($name, $value, $replaceExistingHeader = true)
    {
        if (stripos($name, 'HTTP') === 0) {
            throw new \InvalidArgumentException('The HTTP status header must be set via setStatus().', 1220541963);
        }
        if ($replaceExistingHeader === true || !isset($this->headers[$name])) {
            $this->headers[$name] = [$value];
        } else {
            $this->headers[$name][] = $value;
        }
    }
 
    public function ‪getHeaders()
    {
        $preparedHeaders = [];
        if ($this->statusCode !== null) {
            $protocolVersion = $_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 ‪getUnpreparedHeaders(): array
    {
        return ‪$this->headers;
    }
 
    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 additional header data must be of type String, ' . gettype(‪$additionalHeaderData) . ' given.', 1237370877);
        }
        if ($this->request->isCached()) {
            $pageRenderer = GeneralUtility::makeInstance(PageRenderer::class);
            $pageRenderer->addHeaderData(‪$additionalHeaderData);
        } else {
            $this->additionalHeaderData[] = ‪$additionalHeaderData;
        }
    }
 
    public function ‪getAdditionalHeaderData()
    {
        return ‪$this->additionalHeaderData;
    }
 
    public function ‪setRequest(‪Request ‪$request)
    {
        $this->request = ‪$request;
    }
 
    public function ‪getRequest()
    {
        return ‪$this->request;
    }
 
    protected function ‪getTypoScriptFrontendController()
    {
        return ‪$GLOBALS['TSFE'];
    }
}