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<?php
/**
* HTTP Client library
*
* PHP version 5.4
*
* @author Matt Bernier <dx@sendgrid.com>
* @author Elmer Thomas <dx@sendgrid.com>
* @copyright 2016 SendGrid
* @license https://opensource.org/licenses/MIT The MIT License
* @version GIT: <git_id>
* @link http://packagist.org/packages/sendgrid/php-http-client
*/
namespace SendGrid;
/**
* Holds the response from an API call.
*/
class Response
{
/** @var int */
protected $statusCode;
/** @var string */
protected $body;
/** @var array */
protected $headers;
/**
* Setup the response data
*
* @param int $statusCode the status code.
* @param string $body the response body.
* @param array $headers an array of response headers.
*/
public function __construct($statusCode = null, $body = null, $headers = null)
{
$this->statusCode = $statusCode;
$this->body = $body;
$this->headers = $headers;
}
/**
* The status code
*
* @return int
*/
public function statusCode()
{
return $this->statusCode;
}
/**
* The response body
*
* @return string
*/
public function body()
{
return $this->body;
}
/**
* The response headers
*
* @param bool $assoc
*
* @return array
*/
public function headers($assoc = false)
{
if (!$assoc) {
return $this->headers;
}
return $this->prettifyHeaders($this->headers);
}
/**
* Returns response headers as associative array
*
* @param array $headers
*
* @return array
*
* @throws \InvalidArgumentException
*/
private function prettifyHeaders($headers)
{
if (!is_array($headers)) {
throw new \InvalidArgumentException('$headers should be array');
}
return array_reduce(
array_filter($headers),
function ($result, $header) {
if (empty($header)) {
return $result;
}
if (false === strpos($header, ':')) {
$result['Status'] = trim($header);
return $result;
}
list ($key, $value) = explode(':', $header, 2);
$result[trim($key)] = trim($value);
return $result;
},
[]
);
}
}
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