<?php
/**
 * @todo document
 */
class HttpStatus {

	/**
	 * Get the message associed with the HTTP response code $code
	 *
	 * Replace OutputPage::getStatusMessage( $code )
	 *
	 * @param $code Integer: status code
	 * @return String or null: message or null if $code is not in the list of
	 *         messages
	 */
	public static function getMessage( $code ) {
		static $statusMessage = array(
			100 => 'Continue',
			101 => 'Switching Protocols',
			102 => 'Processing',
			200 => 'OK',
			201 => 'Created',
			202 => 'Accepted',
			203 => 'Non-Authoritative Information',
			204 => 'No Content',
			205 => 'Reset Content',
			206 => 'Partial Content',
			207 => 'Multi-Status',
			300 => 'Multiple Choices',
			301 => 'Moved Permanently',
			302 => 'Found',
			303 => 'See Other',
			304 => 'Not Modified',
			305 => 'Use Proxy',
			307 => 'Temporary Redirect',
			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 Large',
			415 => 'Unsupported Media Type',
			416 => 'Request Range Not Satisfiable',
			417 => 'Expectation Failed',
			422 => 'Unprocessable Entity',
			423 => 'Locked',
			424 => 'Failed Dependency',
			500 => 'Internal Server Error',
			501 => 'Not Implemented',
			502 => 'Bad Gateway',
			503 => 'Service Unavailable',
			504 => 'Gateway Timeout',
			505 => 'HTTP Version Not Supported',
			507 => 'Insufficient Storage'
		);
		return isset( $statusMessage[$code] ) ? $statusMessage[$code] : null;
	}

}
