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<?php |
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namespace Ubiquity\utils\http; |
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use Ubiquity\controllers\Startup; |
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/** |
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* Http Response utilities. |
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* |
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* Ubiquity\utils\http$UResponse |
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* This class is part of Ubiquity |
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* |
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* @author jcheron <[email protected]> |
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* @version 1.1.3 |
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* |
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*/ |
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class UResponse { |
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public static $headers = [ ]; |
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/** |
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* Send a raw HTTP header |
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* |
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* @param string $headerField the header field |
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* @param string $value the header value |
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* @param boolean $replace The optional replace parameter indicates whether the header should replace a previous similar header |
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* @param int $responseCode Forces the HTTP response code to the specified value |
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*/ |
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public static function header($headerField, $value, bool $replace = true, int $responseCode = 0): void { |
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self::$headers [trim ( $headerField )] = trim ( $value ); |
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Startup::getHttpInstance ()->header ( trim ( $headerField ), trim ( $value ), $replace, $responseCode ); |
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} |
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/** |
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* Forwards to url using Location header. |
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* @param string $url |
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* @param bool $preserveUrl |
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*/ |
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public static function forward(string $url,bool $preserveUrl=true): void { |
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self::header('Location',$preserveUrl?$url:URequest::getUrl($url)); |
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} |
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/** |
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* |
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* @param string $headerField |
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* @param mixed $values |
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*/ |
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private static function _headerArray($headerField, $values): void { |
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if (\is_array ( $values )) { |
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$values = \implode ( ', ', $values ); |
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} |
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self::header ( $headerField, $values ); |
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} |
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/** |
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* Sets header content-type |
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* |
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* @param string $contentType |
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* @param string $encoding |
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*/ |
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public static function setContentType($contentType, $encoding = null): void { |
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$value = $contentType; |
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if (isset ( $encoding )) |
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$value .= '; charset=' . $encoding; |
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self::header ( 'Content-Type', $value, true ); |
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} |
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/** |
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* Forces the disabling of the browser cache |
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*/ |
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public static function noCache(): void { |
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self::header ( 'Cache-Control', 'no-cache, must-revalidate' ); |
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self::header ( 'Expires', 'Sat, 26 Jul 1997 05:00:00 GMT' ); |
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} |
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/** |
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* Checks if or where headers have been sent |
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* |
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* @param string $file If the optional file and line parameters are set,headers_sent will put the PHP source file nameand line number where output started in the fileand line variables. |
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* @param int $line The line number where the output started. |
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* @return boolean |
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*/ |
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public static function isSent(&$file = null, &$line = null): bool { |
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return Startup::getHttpInstance ()->headersSent ( $file, $line ); |
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} |
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/** |
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* Sets the response content-type to application/json |
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*/ |
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public static function asJSON(): void { |
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self::header ( 'Content-Type', 'application/json' ); |
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} |
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/** |
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* Tests if response content-type is application/json |
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* Only Works if UResponse has been used for setting headers |
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* |
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* @return boolean |
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*/ |
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public static function isJSON(): bool { |
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return isset ( self::$headers ['Content-Type'] ) && self::$headers ['Content-Type'] === 'application/json'; |
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} |
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/** |
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* Sets the response content-type to text/html |
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* |
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* @param string $encoding default: utf-8 |
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*/ |
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public static function asHtml($encoding = 'utf-8'): void { |
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self::setContentType ( 'text/html', $encoding ); |
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} |
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/** |
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* Sets the response content-type to application/xml |
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* |
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* @param string $encoding default: utf-8 |
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*/ |
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public static function asXml($encoding = 'utf-8'): void { |
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self::setContentType ( 'application/xml', $encoding ); |
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} |
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/** |
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* Sets the response content-type to plain/text |
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* |
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* @param string $encoding default: utf-8 |
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*/ |
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public static function asText($encoding = 'utf-8'): void { |
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self::setContentType ( 'plain/text', $encoding ); |
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} |
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/** |
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* Sets the Accept header |
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* |
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* @param string $value one of Http accept values |
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* @see https://developer.mozilla.org/en-US/docs/Web/HTTP/Content_negotiation/List_of_default_Accept_values |
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*/ |
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public static function setAccept($value): void { |
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self::header ( 'Accept', $value ); |
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} |
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/** |
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* Enables CORS |
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* |
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* @param string $origin The allowed origin (default: '*') |
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* @param string $methods The allowed methods (default: 'GET, POST, PUT, DELETE, PATCH, OPTIONS') |
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* @param string $headers The allowed headers (default: 'X-Requested-With, Content-Type, Accept, Origin, Authorization') |
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* @since Ubiquity 2.0.11 |
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*/ |
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public static function enableCors($origin = '*', $methods = 'GET, POST, PUT, DELETE, PATCH, OPTIONS', $headers = 'X-Requested-With, Content-Type, Accept, Origin, Authorization'): void { |
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self::setAccessControlOrigin ( $origin ); |
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self::setAccessControlMethods ( $methods ); |
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self::setAccessControlHeaders ( $headers ); |
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} |
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/** |
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* Sets the Access-Control-Allow-Origin field value |
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* Only a single origin can be specified. |
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* |
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* @param string $origin |
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*/ |
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public static function setAccessControlOrigin($origin = '*'): void { |
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self::header ( 'Access-Control-Allow-Origin', $origin ); |
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if ($origin !== '*') { |
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self::header ( 'Vary', 'Origin' ); |
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} |
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} |
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/** |
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* Sets the Access-Control-Allow-Methods field value |
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* |
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* @param string|array $methods |
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*/ |
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public static function setAccessControlMethods($methods): void { |
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self::_headerArray ( 'Access-Control-Allow-Methods', $methods ); |
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} |
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/** |
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* Sets the Access-Control-Allow-Headers field value |
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* |
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* @param string|array $headers |
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*/ |
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public static function setAccessControlHeaders($headers): void { |
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self::_headerArray ( 'Access-Control-Allow-Headers', $headers ); |
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} |
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/** |
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* Set the Authorization header field |
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* |
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* @param string $authorization |
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*/ |
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public static function setAuthorization($authorization): void { |
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self::header ( 'Authorization', $authorization ); |
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} |
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/** |
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* Sets the response code |
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* |
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* @param int $value |
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*/ |
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public static function setResponseCode($value) { |
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return \http_response_code ( $value ); |
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} |
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/** |
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* Get the response code |
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* |
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* @return int|bool |
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*/ |
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public static function getResponseCode() { |
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return \http_response_code (); |
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} |
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} |
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