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<?php
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/**
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* Licensed to Jasig under one or more contributor license
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* agreements. See the NOTICE file distributed with this work for
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* additional information regarding copyright ownership.
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*
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* Jasig licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* PHP Version 7
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*
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* @file CAS/ProxyChain/Trusted.php
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* @category Authentication
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* @package PhpCAS
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* @author Adam Franco <afranco@middlebury.edu>
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* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
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* @link https://wiki.jasig.org/display/CASC/phpCAS
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*/
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/**
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* A proxy-chain definition that defines a chain up to a trusted proxy and
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* delegates the resposibility of validating the rest of the chain to that
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* trusted proxy.
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*
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* @class CAS_ProxyChain_Trusted
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* @category Authentication
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* @package PhpCAS
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* @author Adam Franco <afranco@middlebury.edu>
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* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
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* @link https://wiki.jasig.org/display/CASC/phpCAS
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*/
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class CAS_ProxyChain_Trusted
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extends CAS_ProxyChain
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implements CAS_ProxyChain_Interface
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{
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/**
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* Validate the size of the the list as compared to our chain.
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*
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* @param array $list list of proxies
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*
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* @return bool
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*/
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protected function isSizeValid (array $list)
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{
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return (sizeof($this->chain) <= sizeof($list));
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}
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}
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