<?php

/*

 * Copyright 2010 Johannes M. Schmitt <schmittjoh@gmail.com>

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

namespace JMS\SecurityExtraBundle\Metadata\Driver;

use Doctrine\Common\Annotations\Reader;

use JMS\SecurityExtraBundle\Annotation\RunAs;

use JMS\SecurityExtraBundle\Annotation\SatisfiesParentSecurityPolicy;

use JMS\SecurityExtraBundle\Annotation\Secure;

use JMS\SecurityExtraBundle\Annotation\SecureParam;

use JMS\SecurityExtraBundle\Annotation\SecureReturn;

use JMS\SecurityExtraBundle\Metadata\ClassMetadata;

use JMS\SecurityExtraBundle\Metadata\MethodMetadata;

use Metadata\Driver\DriverInterface;

use \ReflectionClass;

use \ReflectionMethod;

/**

 * Loads security annotations and converts them to metadata

 *

 * @author Johannes M. Schmitt <schmittjoh@gmail.com>

 */

class AnnotationDriver implements DriverInterface

{

    private $reader;

    private $converter;

    public function __construct(Reader $reader)

    {

        $this->reader = $reader;

        $this->converter = new AnnotationConverter();

    }

    public function loadMetadataForClass(ReflectionClass $reflection)

    {

        $metadata = new ClassMetadata($reflection->getName());

        foreach ($reflection->getMethods(ReflectionMethod::IS_PUBLIC | ReflectionMethod::IS_PROTECTED) as $method) {

            // check if the method was defined on this class

            if ($method->getDeclaringClass()->getName() !== $reflection->getName()) {

                continue;

            }

            $annotations = $this->reader->getMethodAnnotations($method);

            if ($annotations && null !== $methodMetadata = $this->converter->convertMethodAnnotations($method, $annotations)) {

                $metadata->addMethodMetadata($methodMetadata);

            }

        }

        return $metadata;

    }

}