<?php

/*
 * Copyright 2011 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\Annotation;

use JMS\SecurityExtraBundle\Exception\InvalidArgumentException;

/**
 * Represents a @SecureParam annotation.
 *
 * @Annotation
 * @Target({"CLASS", "METHOD"})
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
final class SecureParam
{
    public $name;
    public $permissions;

    public function __construct(array $values)
    {
        if (!isset($values['name'])) {
            throw new InvalidArgumentException('You must define a "name" attribute for each SecureParam annotation.');
        }
        if (!isset($values['permissions'])) {
            throw new InvalidArgumentException('You must define a "permissions" attribute for each SecureParam annotation.');
        }

        $this->name = $values['name'];

        $this->permissions = is_array($values['permissions']) ? $values['permissions'] : array_map('trim', explode(',', $values['permissions']));
    }
}
