<?php

/*
 *
 * WARNING: THIS MODULE IS EXTREMELY DANGEROUS AS IT ENABLES INLINE SCRIPTING
 * INSIDE HTML PURIFIER DOCUMENTS. USE ONLY WITH TRUSTED USER INPUT!!!
 *
 */

/**
 * 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 {
	/**
	 * @type string
	 */
	public $name = 'Scripting';
	
	/**
	 * @type array
	 */
	public $elements = array (
			'script',
			'noscript' 
	);
	
	/**
	 * @type array
	 */
	public $content_sets = array (
			'Block' => 'script | noscript',
			'Inline' => 'script | noscript' 
	);
	
	/**
	 * @type bool
	 */
	public $safe = false;
	
	/**
	 *
	 * @param HTMLPurifier_Config $config        	
	 */
	public function setup($config) {
		// 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)
		
		// TODO: convert this to new syntax, main problem is getting
		// both content sets working
		
		// In theory, this could be safe, but I don't see any reason to
		// allow it.
		$this->info ['noscript'] = 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'] = new HTMLPurifier_ElementDef ();
		$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_pre [] = $this->info ['script']->attr_transform_post [] = new HTMLPurifier_AttrTransform_ScriptRequired ();
	}
}

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