Smarty Remove BBCode

//libs/plugins/modifier.removebb.php

<?php
/**
 * Smarty plugin
 *
 * @package Smarty
 * @subpackage plugins
 */
/**
 * smarty_modifier_removebb()
 * 
 * @param mixed $string
 * @return
 */
function smarty_modifier_removebb($string) {
 $find = '|[[/!]*?[^[]]*?]|si';
 $replace = '';
 return preg_replace($find,$replace,$string);
}
?>

// Usage:

{$m.foo|removebb}