library/HTMLPurifier/AttrDef/HTML/FrameTarget.php

   1 <?php
   2
   3 /**
   4  * Special-case enum attribute definition that lazy loads allowed frame targets
   5  */
   6 class HTMLPurifier_AttrDef_HTML_FrameTarget extends HTMLPurifier_AttrDef_Enum
   7 {
   8
   9     /**
  10      * @type array
  11      */
  12     public $valid_values = false; // uninitialized value
  13
  14     /**
  15      * @type bool
  16      */
  17     protected $case_sensitive = false;
  18
  19     public function __construct()
  20     {
  21     }
  22
  23     /**
  24      * @param string $string
  25      * @param HTMLPurifier_Config $config
  26      * @param HTMLPurifier_Context $context
  27      * @return bool|string
  28      */
  29     public function validate($string, $config, $context)
  30     {
  31         if ($this->valid_values === false) {
  32             $this->valid_values = $config->get('Attr.AllowedFrameTargets');
  33         }
  34         return parent::validate($string, $config, $context);
  35     }
  36 }
  37
  38 // vim: et sw=4 sts=4