1<?php
2
3/*
4
5WARNING: THIS MODULE IS EXTREMELY DANGEROUS AS IT ENABLES INLINE SCRIPTING
6INSIDE HTML PURIFIER DOCUMENTS. USE ONLY WITH TRUSTED USER INPUT!!!
7
8*/
9
10/**
11 * XHTML 1.1 Scripting module, defines elements that are used to contain
12 * information pertaining to executable scripts or the lack of support
13 * for executable scripts.
14 * @note This module does not contain inline scripting elements
15 */
16class HTMLPurifier_HTMLModule_Scripting extends HTMLPurifier_HTMLModule
17{
18    /**
19     * @type string
20     */
21    public $name = 'Scripting';
22
23    /**
24     * @type array
25     */
26    public $elements = array('script', 'noscript');
27
28    /**
29     * @type array
30     */
31    public $content_sets = array('Block' => 'script | noscript', 'Inline' => 'script | noscript');
32
33    /**
34     * @type bool
35     */
36    public $safe = false;
37
38    /**
39     * @param HTMLPurifier_Config $config
40     */
41    public function setup($config)
42    {
43        // TODO: create custom child-definition for noscript that
44        // auto-wraps stray #PCDATA in a similar manner to
45        // blockquote's custom definition (we would use it but
46        // blockquote's contents are optional while noscript's contents
47        // are required)
48
49        // TODO: convert this to new syntax, main problem is getting
50        // both content sets working
51
52        // In theory, this could be safe, but I don't see any reason to
53        // allow it.
54        $this->info['noscript'] = new HTMLPurifier_ElementDef();
55        $this->info['noscript']->attr = array(0 => array('Common'));
56        $this->info['noscript']->content_model = 'Heading | List | Block';
57        $this->info['noscript']->content_model_type = 'required';
58
59        $this->info['script'] = new HTMLPurifier_ElementDef();
60        $this->info['script']->attr = array(
61            'defer' => new HTMLPurifier_AttrDef_Enum(array('defer')),
62            'src' => new HTMLPurifier_AttrDef_URI(true),
63            'type' => new HTMLPurifier_AttrDef_Enum(array('text/javascript'))
64        );
65        $this->info['script']->content_model = '#PCDATA';
66        $this->info['script']->content_model_type = 'optional';
67        $this->info['script']->attr_transform_pre[] =
68        $this->info['script']->attr_transform_post[] =
69            new HTMLPurifier_AttrTransform_ScriptRequired();
70    }
71}
72
73// vim: et sw=4 sts=4
74