Correctif ProductFamilyUtils

ShopBundle/Services/ProductFamilyUtils.php

         public function getCheapestProduct($productFamily)
         {
                 $priceUtils = $this->priceUtils ;
-                return $this->getCheapestOrMostExpensiveProduct($productFamily->getProducts()->getValues(), function ($a, $b) use ($priceUtils) {
+                return $this->getCheapestOrMostExpensiveProduct($productFamily, function ($a, $b) use ($priceUtils) {
                         return $priceUtils->getPriceWithTaxAndReduction($a) > $priceUtils->getPriceWithTaxAndReduction($b) ;
                 }, true);
         }
         public function getCheapestProductByRefUnit($productFamily)
         {
                 $priceUtils = $this->priceUtils ;
-                return $this->getCheapestOrMostExpensiveProduct($productFamily->getProducts()->getValues(), function ($a, $b) use ($priceUtils) {
+                return $this->getCheapestOrMostExpensiveProduct($productFamily, function ($a, $b) use ($priceUtils) {
                         return $priceUtils->getPriceByRefUnitWithTaxAndReduction($a) > $priceUtils->getPriceByRefUnitWithTaxAndReduction($b) ;
                 }, false);
         }
         public function getMostExpensiveProductByRefUnit($productFamily)
         {
                 $priceUtils = $this->priceUtils ;
-                return $this->getCheapestOrMostExpensiveProduct($productFamily->getProducts()->getValues(), function ($a, $b) use ($priceUtils) {
+                return $this->getCheapestOrMostExpensiveProduct($productFamily, function ($a, $b) use ($priceUtils) {
                         return $priceUtils->getPriceByRefUnitWithTaxAndReduction($a) < $priceUtils->getPriceByRefUnitWithTaxAndReduction($b) ;
                 }, false);
         }
 
-        private function getCheapestOrMostExpensiveProduct($products, $comparisonFunction, $returnSelfIfNotActiveProducts)
+        private function getCheapestOrMostExpensiveProduct($productFamily, $comparisonFunction, $returnSelfIfNotActiveProducts)
         {
+                $products = $productFamily->getProducts()->getValues() ;
                 if (count($products) > 0) {
                         usort($products, $comparisonFunction);
                         return $products[0];
                 }
                 if ($returnSelfIfNotActiveProducts) {
-                        return $this;
+                        return $productFamily;
                 } 
                 else {
                         return false;