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<?php |
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namespace CodeJet\Http; |
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use Psr\Http\Message\ResponseInterface; |
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class Response extends Message implements ResponseInterface |
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{ |
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/** |
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* @var int Status code. |
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*/ |
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protected $statusCode = 200; |
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/** |
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* @var string Reason Phrase. |
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*/ |
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protected $reasonPhrase = ''; |
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/** |
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* Gets the response status code. |
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* |
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* The status code is a 3-digit integer result code of the server's attempt |
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* to understand and satisfy the request. |
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* |
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* @return int Status code. |
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*/ |
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public function getStatusCode() |
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{ |
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return $this->statusCode; |
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} |
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/** |
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* Return an instance with the specified status code and, optionally, reason phrase. |
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* |
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* If no reason phrase is specified, implementations MAY choose to default |
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* to the RFC 7231 or IANA recommended reason phrase for the response's |
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* status code. |
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* |
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* This method MUST be implemented in such a way as to retain the |
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* immutability of the message, and MUST return an instance that has the |
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* updated status and reason phrase. |
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* |
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* @link http://tools.ietf.org/html/rfc7231#section-6 |
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* @link http://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml |
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* @param int $code The 3-digit integer result code to set. |
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* @param string $reasonPhrase The reason phrase to use with the |
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* provided status code; if none is provided, implementations MAY |
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* use the defaults as suggested in the HTTP specification. |
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* @return static |
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* @throws \InvalidArgumentException For invalid status code arguments. |
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*/ |
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public function withStatus($code, $reasonPhrase = '') |
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{ |
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if (!is_int($code) || strlen($code) > 3) { |
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throw new \InvalidArgumentException('Status code must be a 3 digit integer.'); |
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} |
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if (!is_string($reasonPhrase)) { |
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throw new \InvalidArgumentException('Reason phrase must be a string.'); |
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} |
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$clone = clone $this; |
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$clone->statusCode = $code; |
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$clone->reasonPhrase = $reasonPhrase; |
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return $clone; |
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} |
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/** |
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* Gets the response reason phrase associated with the status code. |
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* |
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* Because a reason phrase is not a required element in a response |
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* status line, the reason phrase value MAY be null. Implementations MAY |
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* choose to return the default RFC 7231 recommended reason phrase (or those |
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* listed in the IANA HTTP Status Code Registry) for the response's |
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* status code. |
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* |
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* @link http://tools.ietf.org/html/rfc7231#section-6 |
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* @link http://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml |
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* @return string Reason phrase; must return an empty string if none present. |
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*/ |
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public function getReasonPhrase() |
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{ |
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return $this->reasonPhrase; |
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} |
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} |
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