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Add experimental and dangerous Scripting module. This is NOT mentioned in the NEWS items, and will be officially released with 1.7.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1008 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang 2007-05-01 21:43:24 +00:00
parent 424c7ad2e3
commit 2646f5ea57

View File

@ -0,0 +1,67 @@
<?php
/*
WARNING: THIS MODULE IS EXTREMELY DANGEROUS AS IT ENABLES INLINE SCRIPTING
INSIDE HTML PURIFIER DOCUMENTS. USE ONLY WITH TRUSTED USER INPUT!!!
Usage:
require_once 'HTMLPurifier/HTMLModule/Scripting.php';
$def =& $config->getHTMLDefinition(true); // get the raw version
$def->manager->addModule('Scripting');
This must come before any other calls to getHTMLDefinition()
*/
/**
* Implements required attribute stipulation for <script>
*/
class HTMLPurifier_AttrTransform_ScriptRequired extends HTMLPurifier_AttrTransform
{
function transform($attr, $config, &$context) {
if (!isset($attr['type'])) {
$attr['type'] = 'text/javascript';
}
return $attr;
}
}
/**
* XHTML 1.1 Scripting module, defines elements that are used to contain
* information pertaining to executable scripts or the lack of support
* for executable scripts.
* @note This module does not contain inline scripting elements
*/
class HTMLPurifier_HTMLModule_Scripting extends HTMLPurifier_HTMLModule
{
var $name = 'Scripting';
var $elements = array('script', 'noscript');
var $content_sets = array('Block' => 'script | noscript', 'Inline' => 'script | noscript');
function HTMLPurifier_HTMLModule_Scripting() {
// TODO: create custom child-definition for noscript that
// auto-wraps stray #PCDATA in a similar manner to
// blockquote's custom definition (we would use it but
// blockquote's contents are optional while noscript's contents
// are required)
foreach ($this->elements as $element) {
$this->info[$element] = new HTMLPurifier_ElementDef();
}
$this->info['noscript']->attr = array( 0 => array('Common') );
$this->info['noscript']->content_model = 'Heading | List | Block';
$this->info['noscript']->content_model_type = 'required';
$this->info['script']->attr = array(
'defer' => new HTMLPurifier_AttrDef_Enum(array('defer')),
'src' => new HTMLPurifier_AttrDef_URI(true),
'type' => new HTMLPurifier_AttrDef_Enum(array('text/javascript'))
);
$this->info['script']->content_model = '#PCDATA';
$this->info['script']->content_model_type = 'optional';
$this->info['script']->attr_transform_post['type'] =
new HTMLPurifier_AttrTransform_ScriptRequired();
}
}
?>