--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpFoundation;
+
+use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
+
+/**
+ * ExpressionRequestMatcher uses an expression to match a Request.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class ExpressionRequestMatcher extends RequestMatcher
+{
+ private $language;
+ private $expression;
+
+ public function setExpression(ExpressionLanguage $language, $expression)
+ {
+ $this->language = $language;
+ $this->expression = $expression;
+ }
+
+ public function matches(Request $request)
+ {
+ if (!$this->language) {
+ throw new \LogicException('Unable to match the request as the expression language is not available.');
+ }
+
+ return $this->language->evaluate($this->expression, array(
+ 'request' => $request,
+ 'method' => $request->getMethod(),
+ 'path' => rawurldecode($request->getPathInfo()),
+ 'host' => $request->getHost(),
+ 'ip' => $request->getClientIp(),
+ 'attributes' => $request->attributes->all(),
+ )) && parent::matches($request);
+ }
+}