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diff --git a/vendor/symfony/routing/Generator/Dumper/PhpGeneratorDumper.php b/vendor/symfony/routing/Generator/Dumper/PhpGeneratorDumper.php
new file mode 100644
index 000000000..9fd35ea11
--- /dev/null
+++ b/vendor/symfony/routing/Generator/Dumper/PhpGeneratorDumper.php
@@ -0,0 +1,123 @@
+<?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\Routing\Generator\Dumper;
+
+/**
+ * PhpGeneratorDumper creates a PHP class able to generate URLs for a given set of routes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Tobias Schultze <http://tobion.de>
+ */
+class PhpGeneratorDumper extends GeneratorDumper
+{
+    /**
+     * Dumps a set of routes to a PHP class.
+     *
+     * Available options:
+     *
+     *  * class:      The class name
+     *  * base_class: The base class name
+     *
+     * @param array $options An array of options
+     *
+     * @return string A PHP class representing the generator class
+     */
+    public function dump(array $options = array())
+    {
+        $options = array_merge(array(
+            'class' => 'ProjectUrlGenerator',
+            'base_class' => 'Symfony\\Component\\Routing\\Generator\\UrlGenerator',
+        ), $options);
+
+        return <<<EOF
+<?php
+
+use Symfony\Component\Routing\RequestContext;
+use Symfony\Component\Routing\Exception\RouteNotFoundException;
+use Psr\Log\LoggerInterface;
+
+/**
+ * {$options['class']}
+ *
+ * This class has been auto-generated
+ * by the Symfony Routing Component.
+ */
+class {$options['class']} extends {$options['base_class']}
+{
+    private static \$declaredRoutes;
+
+    /**
+     * Constructor.
+     */
+    public function __construct(RequestContext \$context, LoggerInterface \$logger = null)
+    {
+        \$this->context = \$context;
+        \$this->logger = \$logger;
+        if (null === self::\$declaredRoutes) {
+            self::\$declaredRoutes = {$this->generateDeclaredRoutes()};
+        }
+    }
+
+{$this->generateGenerateMethod()}
+}
+
+EOF;
+    }
+
+    /**
+     * Generates PHP code representing an array of defined routes
+     * together with the routes properties (e.g. requirements).
+     *
+     * @return string PHP code
+     */
+    private function generateDeclaredRoutes()
+    {
+        $routes = "array(\n";
+        foreach ($this->getRoutes()->all() as $name => $route) {
+            $compiledRoute = $route->compile();
+
+            $properties = array();
+            $properties[] = $compiledRoute->getVariables();
+            $properties[] = $route->getDefaults();
+            $properties[] = $route->getRequirements();
+            $properties[] = $compiledRoute->getTokens();
+            $properties[] = $compiledRoute->getHostTokens();
+            $properties[] = $route->getSchemes();
+
+            $routes .= sprintf("        '%s' => %s,\n", $name, str_replace("\n", '', var_export($properties, true)));
+        }
+        $routes .= '    )';
+
+        return $routes;
+    }
+
+    /**
+     * Generates PHP code representing the `generate` method that implements the UrlGeneratorInterface.
+     *
+     * @return string PHP code
+     */
+    private function generateGenerateMethod()
+    {
+        return <<<'EOF'
+    public function generate($name, $parameters = array(), $referenceType = self::ABSOLUTE_PATH)
+    {
+        if (!isset(self::$declaredRoutes[$name])) {
+            throw new RouteNotFoundException(sprintf('Unable to generate a URL for the named route "%s" as such route does not exist.', $name));
+        }
+
+        list($variables, $defaults, $requirements, $tokens, $hostTokens, $requiredSchemes) = self::$declaredRoutes[$name];
+
+        return $this->doGenerate($variables, $defaults, $requirements, $tokens, $parameters, $name, $referenceType, $hostTokens, $requiredSchemes);
+    }
+EOF;
+    }
+}