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/wp-includes/SimplePie/ -> Rating.php (source)

   1  <?php
   2  /**
   3   * SimplePie
   4   *
   5   * A PHP-Based RSS and Atom Feed Framework.
   6   * Takes the hard work out of managing a complete RSS/Atom solution.
   7   *
   8   * Copyright (c) 2004-2012, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
   9   * All rights reserved.
  10   *
  11   * Redistribution and use in source and binary forms, with or without modification, are
  12   * permitted provided that the following conditions are met:
  13   *
  14   *     * Redistributions of source code must retain the above copyright notice, this list of
  15   *       conditions and the following disclaimer.
  16   *
  17   *     * Redistributions in binary form must reproduce the above copyright notice, this list
  18   *       of conditions and the following disclaimer in the documentation and/or other materials
  19   *       provided with the distribution.
  20   *
  21   *     * Neither the name of the SimplePie Team nor the names of its contributors may be used
  22   *       to endorse or promote products derived from this software without specific prior
  23   *       written permission.
  24   *
  25   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
  26   * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
  27   * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
  28   * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  31   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  32   * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  33   * POSSIBILITY OF SUCH DAMAGE.
  34   *
  35   * @package SimplePie
  36   * @version 1.3.1
  37   * @copyright 2004-2012 Ryan Parman, Geoffrey Sneddon, Ryan McCue
  38   * @author Ryan Parman
  39   * @author Geoffrey Sneddon
  40   * @author Ryan McCue
  41   * @link http://simplepie.org/ SimplePie
  42   * @license http://www.opensource.org/licenses/bsd-license.php BSD License
  43   */
  44  
  45  /**
  46   * Handles `<media:rating>` or `<itunes:explicit>` tags as defined in Media RSS and iTunes RSS respectively
  47   *
  48   * Used by {@see SimplePie_Enclosure::get_rating()} and {@see SimplePie_Enclosure::get_ratings()}
  49   *
  50   * This class can be overloaded with {@see SimplePie::set_rating_class()}
  51   *
  52   * @package SimplePie
  53   * @subpackage API
  54   */
  55  class SimplePie_Rating
  56  {
  57      /**
  58       * Rating scheme
  59       *
  60       * @var string
  61       * @see get_scheme()
  62       */
  63      var $scheme;
  64  
  65      /**
  66       * Rating value
  67       *
  68       * @var string
  69       * @see get_value()
  70       */
  71      var $value;
  72  
  73      /**
  74       * Constructor, used to input the data
  75       *
  76       * For documentation on all the parameters, see the corresponding
  77       * properties and their accessors
  78       */
  79  	public function __construct($scheme = null, $value = null)
  80      {
  81          $this->scheme = $scheme;
  82          $this->value = $value;
  83      }
  84  
  85      /**
  86       * String-ified version
  87       *
  88       * @return string
  89       */
  90  	public function __toString()
  91      {
  92          // There is no $this->data here
  93          return md5(serialize($this));
  94      }
  95  
  96      /**
  97       * Get the organizational scheme for the rating
  98       *
  99       * @return string|null
 100       */
 101  	public function get_scheme()
 102      {
 103          if ($this->scheme !== null)
 104          {
 105              return $this->scheme;
 106          }
 107          else
 108          {
 109              return null;
 110          }
 111      }
 112  
 113      /**
 114       * Get the value of the rating
 115       *
 116       * @return string|null
 117       */
 118  	public function get_value()
 119      {
 120          if ($this->value !== null)
 121          {
 122              return $this->value;
 123          }
 124          else
 125          {
 126              return null;
 127          }
 128      }
 129  }


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