<?php
namespace Symfony\Component\HttpFoundation;
class RequestMatcher implements RequestMatcherInterface {
private $path;
private $host;
private $methods;
private $ip;
private $attributes;
public function __construct($path = null, $host = null, $methods = null, $ip = null, array $attributes = array()) {
$this->path = $path;
$this->host = $host;
$this->methods = $methods;
$this->ip = $ip;
$this->attributes = $attributes;
}
public function matchHost($regexp) {
$this->host = $regexp;
}
public function matchPath($regexp) {
$this->path = $regexp;
}
public function matchIp($ip) {
$this->ip = $ip;
}
public function matchMethod($method) {
$this->methods = array_map('strtoupper', is_array($method) ? $method : array(
$method,
));
}
public function matchAttribute($key, $regexp) {
$this->attributes[$key] = $regexp;
}
public function matches(Request $request) {
if (null !== $this->methods && !in_array($request
->getMethod(), $this->methods)) {
return false;
}
foreach ($this->attributes as $key => $pattern) {
if (!preg_match('#' . str_replace('#', '\\#', $pattern) . '#', $request->attributes
->get($key))) {
return false;
}
}
if (null !== $this->path) {
$path = str_replace('#', '\\#', $this->path);
if (!preg_match('#' . $path . '#', rawurldecode($request
->getPathInfo()))) {
return false;
}
}
if (null !== $this->host && !preg_match('#' . str_replace('#', '\\#', $this->host) . '#', $request
->getHost())) {
return false;
}
if (null !== $this->ip && !$this
->checkIp($request
->getClientIp(), $this->ip)) {
return false;
}
return true;
}
protected function checkIp($requestIp, $ip) {
if (false !== strpos($requestIp, ':')) {
return $this
->checkIp6($requestIp, $ip);
}
else {
return $this
->checkIp4($requestIp, $ip);
}
}
protected function checkIp4($requestIp, $ip) {
if (false !== strpos($ip, '/')) {
list($address, $netmask) = explode('/', $ip, 2);
if ($netmask < 1 || $netmask > 32) {
return false;
}
}
else {
$address = $ip;
$netmask = 32;
}
return 0 === substr_compare(sprintf('%032b', ip2long($requestIp)), sprintf('%032b', ip2long($address)), 0, $netmask);
}
protected function checkIp6($requestIp, $ip) {
if (!defined('AF_INET6')) {
throw new \RuntimeException('Unable to check Ipv6. Check that PHP was not compiled with option "disable-ipv6".');
}
if (false !== strpos($ip, '/')) {
list($address, $netmask) = explode('/', $ip, 2);
if ($netmask < 1 || $netmask > 128) {
return false;
}
}
else {
$address = $ip;
$netmask = 128;
}
$bytesAddr = unpack("n*", inet_pton($address));
$bytesTest = unpack("n*", inet_pton($requestIp));
for ($i = 1, $ceil = ceil($netmask / 16); $i <= $ceil; $i++) {
$left = $netmask - 16 * ($i - 1);
$left = $left <= 16 ? $left : 16;
$mask = ~(0xffff >> $left) & 0xffff;
if (($bytesAddr[$i] & $mask) != ($bytesTest[$i] & $mask)) {
return false;
}
}
return true;
}
}