[Sommaire] [Imprimer]

   1  <?php
   2  /**
   3   * Zend Framework
   4   *
   5   * LICENSE
   6   *
   7   * This source file is subject to version 1.0 of the Zend Framework
   8   * license, that is bundled with this package in the file LICENSE, and
   9   * is available through the world-wide-web at the following URL:
  10   * http://www.zend.com/license/framework/1_0.txt. If you did not receive
  11   * a copy of the Zend Framework license and are unable to obtain it
  12   * through the world-wide-web, please send a note to license@zend.com
  13   * so we can mail you a copy immediately.
  14   *
  15   * @package    Zend_Search_Lucene
  16   * @subpackage Analysis
  17   * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
  18   * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
  19   */
  20  
  21  
  22  /** Zend_Search_Lucene_Analysis_Analyzer */
  23  require_once 'Zend/Search/Lucene/Analysis/Analyzer.php';
  24  
  25  
  26  /**
  27   * Common implementation of the Zend_Search_Lucene_Analysis_Analyzer interface.
  28   * There are several standard standard subclasses provided by Zend_Search_Lucene/Analysis
  29   * subpackage: Zend_Search_Lucene_Analysis_Analyzer_Common_Text, ZSearchHTMLAnalyzer, ZSearchXMLAnalyzer.
  30   *
  31   * @todo ZSearchHTMLAnalyzer and ZSearchXMLAnalyzer implementation
  32   *
  33   * @package    Zend_Search_Lucene
  34   * @subpackage Analysis
  35   * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
  36   * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
  37   */
  38  abstract class Zend_Search_Lucene_Analysis_Analyzer_Common extends Zend_Search_Lucene_Analysis_Analyzer
  39  {
  40      /**
  41       * The set of Token filters applied to the Token stream.
  42       * Array of Zend_Search_Lucene_Analysis_TokenFilter objects.
  43       *
  44       * @var array
  45       */
  46      private $_filters = array();
  47  
  48      /**
  49       * Add Token filter to the Analyzer
  50       *
  51       * @param Zend_Search_Lucene_Analysis_TokenFilter $filter
  52       */
  53      public function addFilter(Zend_Search_Lucene_Analysis_TokenFilter $filter)
  54      {
  55          $this->_filters[] = $filter;
  56      }
  57  
  58      /**
  59       * Apply filters to the token.
  60       *
  61       * @param Zend_Search_Lucene_Analysis_Token $token
  62       * @return Zend_Search_Lucene_Analysis_Token
  63       */
  64      public function normalize(Zend_Search_Lucene_Analysis_Token $token)
  65      {
  66          foreach ($this->_filters as $filter) {
  67              $token = $filter->normalize($token);
  68          }
  69  
  70          return $token;
  71      }
  72  }
  73