library/HTMLPurifier/PropertyListIterator.php

   1 <?php
   2
   3 /**
   4  * Property list iterator. Do not instantiate this class directly.
   5  */
   6 class HTMLPurifier_PropertyListIterator extends FilterIterator
   7 {
   8
   9     protected $l;
  10     protected $filter;
  11
  12     /**
  13      * @param $data Array of data to iterate over
  14      * @param $filter Optional prefix to only allow values of
  15      */
  16     public function __construct(Iterator $iterator, $filter = null) {
  17         parent::__construct($iterator);
  18         $this->l = strlen($filter);
  19         $this->filter = $filter;
  20     }
  21
  22     public function accept() {
  23         $key = $this->getInnerIterator()->key();
  24         if( strncmp($key, $this->filter, $this->l) !== 0 ) {
  25             return false;
  26         }
  27         return true;
  28     }
  29
  30 }
  31
  32 // vim: et sw=4 sts=4