lib/htmlpurifier/HTMLPurifier/AttrTransform/BoolToCSS.php

   1 <?php
   2
   3 require_once 'HTMLPurifier/AttrTransform.php';
   4
   5 /**
   6  * Pre-transform that changes converts a boolean attribute to fixed CSS
   7  */
   8 class HTMLPurifier_AttrTransform_BoolToCSS
   9 extends HTMLPurifier_AttrTransform {
  10
  11     /**
  12      * Name of boolean attribute that is trigger
  13      */
  14     var $attr;
  15
  16     /**
  17      * CSS declarations to add to style, needs trailing semicolon
  18      */
  19     var $css;
  20
  21     /**
  22      * @param $attr string attribute name to convert from
  23      * @param $css string CSS declarations to add to style (needs semicolon)
  24      */
  25     function HTMLPurifier_AttrTransform_BoolToCSS($attr, $css) {
  26         $this->attr = $attr;
  27         $this->css  = $css;
  28     }
  29
  30     function transform($attr, $config, &$context) {
  31         if (!isset($attr[$this->attr])) return $attr;
  32         unset($attr[$this->attr]);
  33         $this->prependCSS($attr, $this->css);
  34         return $attr;
  35     }
  36
  37 }
  38
  39 ?>