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<?php
/**
* @author Félix Girault <felix.girault@gmail.com>
* @license FreeBSD License (http://opensource.org/licenses/BSD-2-Clause)
*/
namespace Essence\Http;
use Essence\Exception as EssenceException;
/**
* An HTTP related exception.
*
* @package Essence.Http
*/
class Exception extends EssenceException {
/**
* Error URL.
*
* @var string
*/
protected $_url = '';
/**
* Messages corresponding to HTTP codes.
* Thanks to Hinnerk Brügmann
* (http://www.multiasking.com/2011/05/http-error-codes-as-php-array/).
*
* @var array
*/
protected $_messages = [
// Client errors
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-URL too long',
415 => 'Unsupported media type',
416 => 'Requested range not satisfiable',
417 => 'Expectation failed',
// Server errors
500 => 'Internal server error',
501 => 'Not implemented',
502 => 'Bad gateway',
503 => 'Service unavailable',
504 => 'Gateway timeout',
505 => 'HTTP version not supported'
];
/**
* Constructs the exception with the given HTTP status code, and the URL
* that triggered the error.
*
* @param string $url URL.
* @param int $code HTTP status code.
* @param Exception $Previous Previous exception.
*/
public function __construct( $url, $code = 0, Exception $Previous = null ) {
$this->_url = $url;
parent::__construct(
isset( $this->_messages[ $code ])
? $this->_messages[ $code ]
: 'HTTP error',
$code,
$Previous
);
}
/**
* Returns the URL that triggered the error.
*
* @return string URL.
*/
public function url( ) {
return $this->_url;
}
}
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