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