164 lines
3.5 KiB
PHP
164 lines
3.5 KiB
PHP
<?php namespace System;
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class Request {
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/**
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* The request URI.
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*
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* @var string
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*/
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public static $uri;
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/**
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* The route handling the current request.
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*
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* @var Route
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*/
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public static $route;
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/**
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* Get the request URI.
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*
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* @return string
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*/
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public static function uri()
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{
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if ( ! is_null(static::$uri))
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{
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return static::$uri;
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}
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if (isset($_SERVER['PATH_INFO']))
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{
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$uri = $_SERVER['PATH_INFO'];
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}
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elseif (isset($_SERVER['REQUEST_URI']))
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{
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$uri = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH);
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if ($uri === false)
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{
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throw new \Exception("Malformed request URI. Request terminated.");
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}
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}
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else
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{
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throw new \Exception('Unable to determine the request URI.');
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}
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// -------------------------------------------------------
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// Remove the application URL.
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// -------------------------------------------------------
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$base_url = parse_url(Config::get('application.url'), PHP_URL_PATH);
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if (strpos($uri, $base_url) === 0)
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{
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$uri = (string) substr($uri, strlen($base_url));
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}
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// -------------------------------------------------------
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// Remove the application index and any extra slashes.
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// -------------------------------------------------------
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$index = Config::get('application.index');
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if (strpos($uri, '/'.$index) === 0)
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{
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$uri = (string) substr($uri, strlen('/'.$index));
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}
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$uri = trim($uri, '/');
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// -------------------------------------------------------
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// If the requests is to the root of the application, we
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// always return a single forward slash.
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// -------------------------------------------------------
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return ($uri == '') ? '/' : strtolower($uri);
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}
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/**
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* Get the request method.
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*
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* The request method may be spoofed if a hidden "REQUEST_METHOD" POST element
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* is present, allowing HTML forms to simulate PUT and DELETE requests.
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*
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* @return string
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*/
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public static function method()
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{
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return (array_key_exists('REQUEST_METHOD', $_POST)) ? $_POST['REQUEST_METHOD'] : $_SERVER['REQUEST_METHOD'];
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}
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/**
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* Get the requestor's IP address.
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*
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* @return string
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*/
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public static function ip()
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{
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if (isset($_SERVER['HTTP_X_FORWARDED_FOR']))
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{
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return $_SERVER['HTTP_X_FORWARDED_FOR'];
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}
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elseif (isset($_SERVER['HTTP_CLIENT_IP']))
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{
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return $_SERVER['HTTP_CLIENT_IP'];
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}
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elseif (isset($_SERVER['REMOTE_ADDR']))
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{
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return $_SERVER['REMOTE_ADDR'];
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}
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}
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/**
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* Get the HTTP protocol for the request.
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*
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* @return string
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*/
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public static function protocol()
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{
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return (isset($_SERVER['HTTPS']) and $_SERVER['HTTPS'] !== 'off') ? 'https' : 'http';
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}
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/**
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* Determine if the request is using HTTPS.
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*
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* @return bool
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*/
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public static function is_secure()
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{
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return (static::protocol() == 'https');
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}
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/**
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* Determine if the request is an AJAX request.
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*
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* @return bool
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*/
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public static function is_ajax()
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{
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return (isset($_SERVER['HTTP_X_REQUESTED_WITH']) and strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) === 'xmlhttprequest');
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}
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/**
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* Determine if the route handling the request is a given name.
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*
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* @param string $name
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* @return bool
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*/
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public static function route_is($name)
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{
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return (is_array(static::$route->callback) and isset(static::$route->callback['name']) and static::$route->callback['name'] === $name);
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}
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/**
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* Magic Method to handle dynamic static methods.
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*/
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public static function __callStatic($method, $parameters)
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{
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if (strpos($method, 'route_is_') === 0)
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{
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return static::route_is(substr($method, 9));
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}
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}
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} |