kekrozsak/vendor/jms/security-extra-bundle/JMS/SecurityExtraBundle/Metadata/Driver/ConfigDriver.php
Polonkai Gergely 082a0130c2 Initial commit with Symfony 2.1+Vendors
Signed-off-by: Gergely POLONKAI (W00d5t0ck) <polesz@w00d5t0ck.info>
2012-07-01 09:52:20 +02:00

100 lines
2.9 KiB
PHP

<?php
namespace JMS\SecurityExtraBundle\Metadata\Driver;
use JMS\SecurityExtraBundle\Security\Authorization\Expression\Expression;
use JMS\SecurityExtraBundle\Metadata\MethodMetadata;
use Symfony\Component\HttpKernel\Kernel;
use JMS\SecurityExtraBundle\Metadata\ClassMetadata;
use Metadata\Driver\DriverInterface;
/**
* Uses Symfony2 DI configuration for metadata.
*
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class ConfigDriver implements DriverInterface
{
private $bundles;
private $config;
public function __construct(array $bundles, array $config)
{
uasort($bundles, function($a, $b) {
return strlen($b) - strlen($a);
});
foreach ($bundles as $name => $namespace) {
$bundles[$name] = substr($namespace, 0, strrpos($namespace, '\\'));
}
$this->bundles = $bundles;
$this->config = $config;
}
public function loadMetadataForClass(\ReflectionClass $class)
{
$metadata = new ClassMetadata($class->name);
foreach ($class->getMethods(\ReflectionMethod::IS_PUBLIC | \ReflectionMethod::IS_PROTECTED) as $method) {
if ($method->getDeclaringClass()->name !== $class->name) {
continue;
}
$expression = null;
if (null !== $notation = $this->getControllerNotation($method)) {
$expression = $this->getExpressionForSignature($notation);
}
if (null === $expression && null === $expression =
$this->getExpressionForSignature($method->class.'::'.$method->name)) {
continue;
}
$methodMetadata = new MethodMetadata($method->class, $method->name);
$methodMetadata->roles = array(new Expression($expression));
$metadata->addMethodMetadata($methodMetadata);
}
if (!$metadata->methodMetadata) {
return null;
}
return $metadata;
}
private function getExpressionForSignature($signature)
{
foreach ($this->config as $pattern => $expr) {
if (!preg_match('#'.$pattern.'#i', $signature)) {
continue;
}
return $expr;
}
return null;
}
// TODO: Is it feasible to reverse-engineer the notation for service controllers?
private function getControllerNotation(\ReflectionMethod $method)
{
$signature = $method->class.'::'.$method->name;
// check if class is a controller
if (0 === preg_match('#\\\\Controller\\\\([^\\\\]+)Controller::(.+)Action$#', $signature, $match)) {
return null;
}
foreach ($this->bundles as $name => $namespace) {
if (0 !== strpos($method->class, $namespace)) {
continue;
}
// controller notation (AcmeBundle:Foo:foo)
return $name.':'.$match[1].':'.$match[2];
}
return null;
}
}