<?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;

use Metadata\MethodMetadata as BaseMethodMetadata;

/**

 * Contains method metadata information

 *

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

 */

class MethodMetadata extends BaseMethodMetadata

{

    public $roles = array();

    public $paramPermissions = array();

    public $returnPermissions = array();

    public $runAsRoles = array();

    public $satisfiesParentSecurityPolicy = false;

    /**

     * Adds a parameter restriction

     *

     * @param integer $index 0-based

     * @param array $permissions

     */

    public function addParamPermissions($index, array $permissions)

    {

        $this->paramPermissions[$index] = $permissions;

    }

    public function isDeclaredOnInterface()

    {

        foreach ($this->reflection->getDeclaringClass()->getInterfaces() as $interface) {

            if ($interface->hasMethod($this->name)) {

                return true;

            }

        }

        return false;

    }

    /**

     * This allows to merge in metadata from an interface

     *

     * @param MethodMetadata $method

     * @return void

     */

    public function merge(MethodMetadata $method)

    {

        if (!$this->roles) {

            $this->roles = $method->roles;

        }

        if (!$this->returnPermissions) {

            $this->returnPermissions = $method->returnPermissions;

        }

        if (!$this->runAsRoles) {

            $this->runAsRoles = $method->runAsRoles;

        }

        foreach ($method->paramPermissions as $index => $permissions) {

            if (!isset($this->paramPermissions[$index])) {

                $this->paramPermissions[$index] = $permissions;

            }

        }

    }

    public function getAsArray()

    {

        return array(

            'roles' => $this->roles,

            'run_as_roles' => $this->runAsRoles,

            'param_permissions' => $this->paramPermissions,

            'return_permissions' => $this->returnPermissions,

        );

    }

}