Фильтр плохих слов - RS Form!

function checkstring($string,$banned_words) {
    foreach($banned_words as $banned_word) {
        if(stristr($string,$banned_word)){
            return false;
        }
    }
    return true;
}
 
$string = preg_replace('/\s+/','', $_POST['form']['field_name']);
$banned_words = array('whatever','bad','word','you','want','goes','here');
 
if (!checkstring($string,$banned_words)) 
  $invalid[] = RSFormProHelper::getComponentId("field_name");

 
defined( '_JEXEC' ) or die( 'Restricted access' );
 
require_once dirname(__FILE__).'/validation.php';
 
class RSFormProCustomValidations extends RSFormProValidations
{  
 
  public static function validationTest($value, $extra = null, $data = 'name')
  {
	
	$banned_words = array('слово','слово');
	foreach($banned_words as $item)
		{
			if (stristr(mb_strtolower($value),$item)) {
				  return false;
				}
		}
	return true;
  }
  
  public static function validationTestPhone($value, $extra = null, $data = 'phone')
  {
	
	$banned_words = array('слово','слово');
	foreach($banned_words as $item)
		{
			if (stristr(mb_strtolower($value),$item)) {
				  return false;
				}
		}
	return true;
  }