[Summary view]

   1  <?php
   2  
   3  /**
   4   * Licensed to Jasig under one or more contributor license
   5   * agreements. See the NOTICE file distributed with this work for
   6   * additional information regarding copyright ownership.
   7   *
   8   * Jasig licenses this file to you under the Apache License,
   9   * Version 2.0 (the "License"); you may not use this file except in
  10   * compliance with the License. You may obtain a copy of the License at:
  11   *
  12   * http://www.apache.org/licenses/LICENSE-2.0
  13   *
  14   * Unless required by applicable law or agreed to in writing, software
  15   * distributed under the License is distributed on an "AS IS" BASIS,
  16   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17   * See the License for the specific language governing permissions and
  18   * limitations under the License.
  19   *
  20   * PHP Version 7
  21   *
  22   * @file     CAS/ProxyChain/Trusted.php
  23   * @category Authentication
  24   * @package  PhpCAS
  25   * @author   Adam Franco <afranco@middlebury.edu>
  26   * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
  27   * @link     https://wiki.jasig.org/display/CASC/phpCAS
  28   */
  29  
  30  /**
  31   * A proxy-chain definition that defines a chain up to a trusted proxy and
  32   * delegates the resposibility of validating the rest of the chain to that
  33   * trusted proxy.
  34   *
  35   * @class    CAS_ProxyChain_Trusted
  36   * @category Authentication
  37   * @package  PhpCAS
  38   * @author   Adam Franco <afranco@middlebury.edu>
  39   * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
  40   * @link     https://wiki.jasig.org/display/CASC/phpCAS
  41   */
  42  class CAS_ProxyChain_Trusted
  43  extends CAS_ProxyChain
  44  implements CAS_ProxyChain_Interface
  45  {
  46  
  47      /**
  48       * Validate the size of the the list as compared to our chain.
  49       *
  50       * @param array $list list of proxies
  51       *
  52       * @return bool
  53       */
  54      protected function isSizeValid (array $list)
  55      {
  56          return (sizeof($this->chain) <= sizeof($list));
  57      }
  58  
  59  }