<?php

/**
 * @file
 * Emulation layer for code that used kses(), substituting in HTML Purifier.
 */
require_once dirname ( __FILE__ ) . '/HTMLPurifier.auto.php';
function kses($string, $allowed_html, $allowed_protocols = null) {
	$config = HTMLPurifier_Config::createDefault ();
	$allowed_elements = array ();
	$allowed_attributes = array ();
	foreach ( $allowed_html as $element => $attributes ) {
		$allowed_elements [$element] = true;
		foreach ( $attributes as $attribute => $x ) {
			$allowed_attributes ["$element.$attribute"] = true;
		}
	}
	$config->set ( 'HTML.AllowedElements', $allowed_elements );
	$config->set ( 'HTML.AllowedAttributes', $allowed_attributes );
	if ($allowed_protocols !== null) {
		$config->set ( 'URI.AllowedSchemes', $allowed_protocols );
	}
	$purifier = new HTMLPurifier ( $config );
	return $purifier->purify ( $string );
}

// vim: et sw=4 sts=4