/**
* Purify it. Create an instance of HTMLPurifier if it does not exists.
*
* @param $text string the dirty HTML.
* @returns string as the clean HTML.
*/
public static function Purify($text)
{
if (!self::$instance) {
require_once __DIR__ . '/htmlpurifier-4.6.0-standalone/HTMLPurifier.standalone.php';
$config = HTMLPurifier_Config::createDefault();
$config->set('Cache.DefinitionImpl', null);
self::$instance = new HTMLPurifier($config);
}
return self::$instance->purify($text);
}
/**
* Filter content according to a filter.
*
* @param $data string of text to filter and format according its filter settings.
* @returns string with the filtered data.
*/
public static function Filter($data, $filter)
{
switch ($filter) {
/*
case 'php': $data = nl2br(makeClickable(eval('?>'.$data))); break;
case 'html': $data = nl2br(makeClickable($data)); break;*/
case 'htmlpurify':
$data = nl2br(CHTMLPurifier::Purify($data));
break;
case 'bbcode':
$data = nl2br(bbcode2html(htmlEnt($data)));
break;
case 'plain':
default:
$data = nl2br(makeClickable(htmlEnt($data)));
break;
}
return $data;
}