1<?php
2
3/**
4 * Decorator which enables CSS properties to be disabled for specific elements.
5 */
6class HTMLPurifier_AttrDef_CSS_DenyElementDecorator extends HTMLPurifier_AttrDef
7{
8    /**
9     * @type HTMLPurifier_AttrDef
10     */
11    public $def;
12    /**
13     * @type string
14     */
15    public $element;
16
17    /**
18     * @param HTMLPurifier_AttrDef $def Definition to wrap
19     * @param string $element Element to deny
20     */
21    public function __construct($def, $element)
22    {
23        $this->def = $def;
24        $this->element = $element;
25    }
26
27    /**
28     * Checks if CurrentToken is set and equal to $this->element
29     * @param string $string
30     * @param HTMLPurifier_Config $config
31     * @param HTMLPurifier_Context $context
32     * @return bool|string
33     */
34    public function validate($string, $config, $context)
35    {
36        $token = $context->get('CurrentToken', true);
37        if ($token && $token->name == $this->element) {
38            return false;
39        }
40        return $this->def->validate($string, $config, $context);
41    }
42}
43
44// vim: et sw=4 sts=4
45