PHP Decode

<?php 
/*********************************************** 
*  
*     @author   Webservice Weiden 
*      
***********************************************/ 
 
// Wird ber GXModules ZMM Controller eingebunden 
 
class KalkulatorManager{ 
	 
    public static function isKonfigurator($products_id){ 
		$return = false; 
		 
		$is_konfigurator = xtc_db_query("SELECT products_id, products_qm FROM products WHERE products_id = '".$products_id."' AND products_qm = 1"); 
		if (xtc_db_fetch_array($is_konfigurator)) $return = true; 
		 
        return $return; 
    } 
	 
	public static function calculateKonfiguratorPrice($products_id){ 
		$return = false; 
		$neuer_preis = 0; 
		$basic_preis = 0; 
		 
		$qm_price = xtc_db_fetch_array(xtc_db_query("SELECT products_id, products_qm, products_qm_min_l, products_qm_min_b, products_qm_min_h, products_flaeche_wert0, products_price FROM products WHERE products_id = '".$products_id."' ")); 
		 
		$taxrate = xtc_db_fetch_array(xtc_db_query("SELECT * FROM tax_rates WHERE tax_rates_id = 1 ")); 
		$tax = 1 + ($taxrate['tax_rate'] / 100); 
		$zuschlag = $qm_price['products_flaeche_wert0']; 
		$preis = $qm_price['products_price']; 
		$laenge = $qm_price['products_qm_min_h']; 
		$breite = $qm_price['products_qm_min_b']; 
		$hoehe = $qm_price['products_qm_min_l']; 
		if ($laenge) $neuer_preis = $laenge * $preis / 100; 
		if ($laenge && $breite) $neuer_preis = ($laenge + $breite) * $preis / 100; 
		if ($laenge && $breite && $hoehe) $neuer_preis = ($laenge + $breite + $hoehe) * $preis / 100; 
		$neuer_preis = $neuer_preis + $zuschlag/$tax; 
		$basic_preis = $preis; 
		 
		$return = array($neuer_preis, $basic_preis); 
        return $return; 
    } 
	 
	public static function getKonfiguratorFields($prid_products_id){ 
		$return = false; 
		 
		$products_fields = xtc_db_fetch_array(xtc_db_query("SELECT * FROM additional_konfigurator_fields WHERE products_id = '".$prid_products_id."'")); 
		$flaechen_price = $products_fields['konfigurator_price']; 
		$laenge = $products_fields['laenge']; 
		$breite = $products_fields['breite']; 
		$hoehe = $products_fields['hoehe']; 
		$flaechengewicht = $products_fields['konfigurator_weight']; 
		 
		$return = array($flaechen_price, $laenge, $breite, $hoehe, $flaechengewicht); 
		return $return; 
	} 
	 
} 
 ?>