forked from ZwiiCMS-Team/ZwiiCMS
365 lines
9.8 KiB
PHP
365 lines
9.8 KiB
PHP
<?php
|
|
|
|
/**
|
|
* Class Response
|
|
* Simplified copy of Symfony/Http-Foundation Response
|
|
* to allow compatibility with frameworks
|
|
*
|
|
* @package Filemanager
|
|
*/
|
|
class Response {
|
|
|
|
const HTTP_CONTINUE = 100;
|
|
const HTTP_SWITCHING_PROTOCOLS = 101;
|
|
const HTTP_PROCESSING = 102; // RFC2518
|
|
const HTTP_OK = 200;
|
|
const HTTP_CREATED = 201;
|
|
const HTTP_ACCEPTED = 202;
|
|
const HTTP_NON_AUTHORITATIVE_INFORMATION = 203;
|
|
const HTTP_NO_CONTENT = 204;
|
|
const HTTP_RESET_CONTENT = 205;
|
|
const HTTP_PARTIAL_CONTENT = 206;
|
|
const HTTP_MULTI_STATUS = 207; // RFC4918
|
|
const HTTP_ALREADY_REPORTED = 208; // RFC5842
|
|
const HTTP_IM_USED = 226; // RFC3229
|
|
const HTTP_MULTIPLE_CHOICES = 300;
|
|
const HTTP_MOVED_PERMANENTLY = 301;
|
|
const HTTP_FOUND = 302;
|
|
const HTTP_SEE_OTHER = 303;
|
|
const HTTP_NOT_MODIFIED = 304;
|
|
const HTTP_USE_PROXY = 305;
|
|
const HTTP_RESERVED = 306;
|
|
const HTTP_TEMPORARY_REDIRECT = 307;
|
|
const HTTP_PERMANENTLY_REDIRECT = 308; // RFC7238
|
|
const HTTP_BAD_REQUEST = 400;
|
|
const HTTP_UNAUTHORIZED = 401;
|
|
const HTTP_PAYMENT_REQUIRED = 402;
|
|
const HTTP_FORBIDDEN = 403;
|
|
const HTTP_NOT_FOUND = 404;
|
|
const HTTP_METHOD_NOT_ALLOWED = 405;
|
|
const HTTP_NOT_ACCEPTABLE = 406;
|
|
const HTTP_PROXY_AUTHENTICATION_REQUIRED = 407;
|
|
const HTTP_REQUEST_TIMEOUT = 408;
|
|
const HTTP_CONFLICT = 409;
|
|
const HTTP_GONE = 410;
|
|
const HTTP_LENGTH_REQUIRED = 411;
|
|
const HTTP_PRECONDITION_FAILED = 412;
|
|
const HTTP_REQUEST_ENTITY_TOO_LARGE = 413;
|
|
const HTTP_REQUEST_URI_TOO_LONG = 414;
|
|
const HTTP_UNSUPPORTED_MEDIA_TYPE = 415;
|
|
const HTTP_REQUESTED_RANGE_NOT_SATISFIABLE = 416;
|
|
const HTTP_EXPECTATION_FAILED = 417;
|
|
const HTTP_I_AM_A_TEAPOT = 418; // RFC2324
|
|
const HTTP_UNPROCESSABLE_ENTITY = 422; // RFC4918
|
|
const HTTP_LOCKED = 423; // RFC4918
|
|
const HTTP_FAILED_DEPENDENCY = 424; // RFC4918
|
|
const HTTP_RESERVED_FOR_WEBDAV_ADVANCED_COLLECTIONS_EXPIRED_PROPOSAL = 425; // RFC2817
|
|
const HTTP_UPGRADE_REQUIRED = 426; // RFC2817
|
|
const HTTP_PRECONDITION_REQUIRED = 428; // RFC6585
|
|
const HTTP_TOO_MANY_REQUESTS = 429; // RFC6585
|
|
const HTTP_REQUEST_HEADER_FIELDS_TOO_LARGE = 431; // RFC6585
|
|
const HTTP_INTERNAL_SERVER_ERROR = 500;
|
|
const HTTP_NOT_IMPLEMENTED = 501;
|
|
const HTTP_BAD_GATEWAY = 502;
|
|
const HTTP_SERVICE_UNAVAILABLE = 503;
|
|
const HTTP_GATEWAY_TIMEOUT = 504;
|
|
const HTTP_VERSION_NOT_SUPPORTED = 505;
|
|
const HTTP_VARIANT_ALSO_NEGOTIATES_EXPERIMENTAL = 506; // RFC2295
|
|
const HTTP_INSUFFICIENT_STORAGE = 507; // RFC4918
|
|
const HTTP_LOOP_DETECTED = 508; // RFC5842
|
|
const HTTP_NOT_EXTENDED = 510; // RFC2774
|
|
const HTTP_NETWORK_AUTHENTICATION_REQUIRED = 511; // RFC6585
|
|
|
|
/**
|
|
* Status codes translation table.
|
|
*
|
|
* The list of codes is complete according to the
|
|
* {@link http://www.iana.org/assignments/http-status-codes/ Hypertext Transfer Protocol (HTTP) Status Code Registry}
|
|
* (last updated 2012-02-13).
|
|
*
|
|
* Unless otherwise noted, the status code is defined in RFC2616.
|
|
*
|
|
* @var array
|
|
*/
|
|
public static $statusTexts = array(
|
|
100 => 'Continue',
|
|
101 => 'Switching Protocols',
|
|
102 => 'Processing', // RFC2518
|
|
200 => 'OK',
|
|
201 => 'Created',
|
|
202 => 'Accepted',
|
|
203 => 'Non-Authoritative Information',
|
|
204 => 'No Content',
|
|
205 => 'Reset Content',
|
|
206 => 'Partial Content',
|
|
207 => 'Multi-Status', // RFC4918
|
|
208 => 'Already Reported', // RFC5842
|
|
226 => 'IM Used', // RFC3229
|
|
300 => 'Multiple Choices',
|
|
301 => 'Moved Permanently',
|
|
302 => 'Found',
|
|
303 => 'See Other',
|
|
304 => 'Not Modified',
|
|
305 => 'Use Proxy',
|
|
306 => 'Reserved',
|
|
307 => 'Temporary Redirect',
|
|
308 => 'Permanent Redirect', // RFC7238
|
|
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',
|
|
418 => 'I\'m a teapot', // RFC2324
|
|
422 => 'Unprocessable Entity', // RFC4918
|
|
423 => 'Locked', // RFC4918
|
|
424 => 'Failed Dependency', // RFC4918
|
|
425 => 'Reserved for WebDAV advanced collections expired proposal', // RFC2817
|
|
426 => 'Upgrade Required', // RFC2817
|
|
428 => 'Precondition Required', // RFC6585
|
|
429 => 'Too Many Requests', // RFC6585
|
|
431 => 'Request Header Fields Too Large', // RFC6585
|
|
500 => 'Internal Server Error',
|
|
501 => 'Not Implemented',
|
|
502 => 'Bad Gateway',
|
|
503 => 'Service Unavailable',
|
|
504 => 'Gateway Timeout',
|
|
505 => 'HTTP Version Not Supported',
|
|
506 => 'Variant Also Negotiates (Experimental)', // RFC2295
|
|
507 => 'Insufficient Storage', // RFC4918
|
|
508 => 'Loop Detected', // RFC5842
|
|
510 => 'Not Extended', // RFC2774
|
|
511 => 'Network Authentication Required', // RFC6585
|
|
);
|
|
|
|
/**
|
|
* @var string
|
|
*/
|
|
protected $content;
|
|
|
|
/**
|
|
* @var int
|
|
*/
|
|
protected $statusCode;
|
|
|
|
/**
|
|
* @var string
|
|
*/
|
|
protected $statusText;
|
|
|
|
/**
|
|
* @var array
|
|
*/
|
|
public $headers;
|
|
|
|
/**
|
|
* @var string
|
|
*/
|
|
protected $version;
|
|
|
|
/**
|
|
* Construct the response
|
|
*
|
|
* @param mixed $content
|
|
* @param int $statusCode
|
|
* @param array $headers
|
|
*/
|
|
public function __construct($content = '', $statusCode = 200, $headers = array())
|
|
{
|
|
$this->setContent($content);
|
|
$this->setStatusCode($statusCode);
|
|
$this->headers = $headers;
|
|
$this->version = '1.1';
|
|
}
|
|
|
|
/**
|
|
* Set the content on the response.
|
|
*
|
|
* @param mixed $content
|
|
* @return $this
|
|
*/
|
|
public function setContent($content)
|
|
{
|
|
if ($content instanceof ArrayObject || is_array($content))
|
|
{
|
|
$this->headers['Content-Type'] = array('application/json');
|
|
|
|
$content = json_encode($content);
|
|
}
|
|
|
|
$this->content = $content;
|
|
}
|
|
|
|
/**
|
|
* Returns the Response as an HTTP string.
|
|
*
|
|
* The string representation of the Response is the same as the
|
|
* one that will be sent to the client only if the prepare() method
|
|
* has been called before.
|
|
*
|
|
* @return string The Response as an HTTP string
|
|
*
|
|
* @see prepare()
|
|
*/
|
|
public function __toString()
|
|
{
|
|
return
|
|
sprintf('HTTP/%s %s %s', $this->version, $this->statusCode, $this->statusText)."\r\n".
|
|
$this->headers."\r\n".
|
|
$this->getContent();
|
|
}
|
|
|
|
/**
|
|
* Sets the response status code.
|
|
*
|
|
* @param int $code HTTP status code
|
|
* @param mixed $text HTTP status text
|
|
*
|
|
* If the status text is null it will be automatically populated for the known
|
|
* status codes and left empty otherwise.
|
|
*
|
|
* @return Response
|
|
*
|
|
* @throws \InvalidArgumentException When the HTTP status code is not valid
|
|
*
|
|
* @api
|
|
*/
|
|
public function setStatusCode($code, $text = null)
|
|
{
|
|
$this->statusCode = $code = (int) $code;
|
|
if ($this->isInvalid()) {
|
|
throw new InvalidArgumentException(sprintf('The HTTP status code "%s" is not valid.', $code));
|
|
}
|
|
|
|
if (null === $text) {
|
|
$this->statusText = isset(self::$statusTexts[$code]) ? self::$statusTexts[$code] : '';
|
|
|
|
return $this;
|
|
}
|
|
|
|
if (false === $text) {
|
|
$this->statusText = '';
|
|
|
|
return $this;
|
|
}
|
|
|
|
$this->statusText = $text;
|
|
|
|
return $this;
|
|
}
|
|
|
|
// http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html
|
|
/**
|
|
* Is response invalid?
|
|
*
|
|
* @return bool
|
|
*
|
|
* @api
|
|
*/
|
|
public function isInvalid()
|
|
{
|
|
return $this->statusCode < 100 || $this->statusCode >= 600;
|
|
}
|
|
|
|
/**
|
|
* Set a header on the Response.
|
|
*
|
|
* @param string $key
|
|
* @param string $value
|
|
* @param bool $replace
|
|
* @return $this
|
|
*/
|
|
public function header($key, $value, $replace = true)
|
|
{
|
|
if (empty($this->headers[$key]))
|
|
{
|
|
$this->headers[$key] = array();
|
|
}
|
|
if ($replace)
|
|
{
|
|
$this->headers[$key] = array($value);
|
|
}
|
|
else
|
|
{
|
|
$this->headers[$key][] = $value;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Sends HTTP headers and content.
|
|
*
|
|
* @return Response
|
|
*
|
|
* @api
|
|
*/
|
|
public function send()
|
|
{
|
|
$this->sendHeaders();
|
|
$this->sendContent();
|
|
|
|
if (function_exists('fastcgi_finish_request')) {
|
|
fastcgi_finish_request();
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Sends content for the current web response.
|
|
*
|
|
* @return Response
|
|
*/
|
|
public function sendContent()
|
|
{
|
|
echo $this->content;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Sends HTTP headers.
|
|
*
|
|
* @return Response
|
|
*/
|
|
public function sendHeaders()
|
|
{
|
|
// headers have already been sent by the developer
|
|
if (headers_sent()) {
|
|
return $this;
|
|
}
|
|
|
|
// status
|
|
header(sprintf('HTTP/%s %s %s', $this->version, $this->statusCode, $this->statusText), true, $this->statusCode);
|
|
|
|
// headers
|
|
foreach ($this->headers as $name => $values) {
|
|
if (is_array($values))
|
|
{
|
|
foreach ($values as $value)
|
|
{
|
|
header($name . ': ' . $value, false, $this->statusCode);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
header($name . ': ' . $values, false, $this->statusCode);
|
|
}
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
} |