library/HTMLPurifier/AttrTransform/BgColor.php

   1 <?php
   2
   3 /**
   4  * Pre-transform that changes deprecated bgcolor attribute to CSS.
   5  */
   6 class HTMLPurifier_AttrTransform_BgColor extends HTMLPurifier_AttrTransform {
   7
   8     public function transform($attr, $config, $context) {
   9
  10         if (!isset($attr['bgcolor'])) return $attr;
  11
  12         $bgcolor = $this->confiscateAttr($attr, 'bgcolor');
  13         // some validation should happen here
  14
  15         $this->prependCSS($attr, "background-color:$bgcolor;");
  16
  17         return $attr;
  18
  19     }
  20
  21 }
  22
  23 // vim: et sw=4 sts=4