130 lines
3.1 KiB
PHP
130 lines
3.1 KiB
PHP
<?php
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namespace Symfony\Component\HttpFoundation;
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien.potencier@symfony-project.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* RequestMatcher compares a pre-defined set of checks against a Request instance.
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*
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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*/
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class RequestMatcher implements RequestMatcherInterface
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{
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protected $path;
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protected $host;
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protected $methods;
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protected $ip;
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protected $attributes = array();
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/**
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* Adds a check for the URL host name.
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*
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* @param string $regexp A Regexp
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*/
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public function matchHost($regexp)
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{
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$this->host = $regexp;
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}
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/**
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* Adds a check for the URL path info.
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*
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* @param string $regexp A Regexp
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*/
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public function matchPath($regexp)
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{
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$this->path = $regexp;
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}
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/**
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* Adds a check for the client IP.
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*
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* @param string $ip A specific IP address or a range specified using IP/netmask like 192.168.1.0/24
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*/
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public function matchIp($ip)
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{
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$this->ip = $ip;
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}
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/**
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* Adds a check for the HTTP method.
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*
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* @param string|array An HTTP method or an array of HTTP methods
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*/
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public function matchMethod($method)
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{
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$this->methods = array_map(
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function ($m)
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{
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return strtolower($m);
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},
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is_array($method) ? $method : array($method)
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);
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}
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/**
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* Adds a check for request attribute.
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*
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* @param string $key The request attribute name
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* @param string $regexp A Regexp
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*/
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public function matchAttribute($key, $regexp)
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{
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$this->attributes[$key] = $regexp;
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}
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/**
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* {@inheritdoc}
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*/
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public function matches(Request $request)
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{
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if (null !== $this->methods && !in_array(strtolower($request->getMethod()), $this->methods)) {
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return false;
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}
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foreach ($this->attributes as $key => $pattern) {
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if (!preg_match('#^'.$pattern.'$#', $request->attributes->get($key))) {
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return false;
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}
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}
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if (null !== $this->path && !preg_match('#^'.$this->path.'$#', $request->getPathInfo())) {
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return false;
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}
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if (null !== $this->host && !preg_match('#^'.$this->host.'$#', $request->getHost())) {
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return false;
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}
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if (null !== $this->ip && !$this->checkIp($request->getClientIp())) {
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return false;
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}
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return true;
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}
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protected function checkIp($ip)
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{
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if (false !== strpos($this->ip, '/')) {
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list($address, $netmask) = explode('/', $this->ip);
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if ($netmask < 1 || $netmask > 32) {
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return false;
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}
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} else {
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$address = $this->ip;
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$netmask = 32;
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}
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return 0 === substr_compare(sprintf('%032b', ip2long($ip)), sprintf('%032b', ip2long($address)), 0, $netmask);
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}
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}
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