From 5de15c302cc1028ac565fb6da34e96a7f96dfbe1 Mon Sep 17 00:00:00 2001
From: Maikel Koek <maikel@h-o.nl>
Date: Tue, 29 Aug 2023 12:22:00 +0200
Subject: [PATCH] fix(TEN-661): use strtolower when searching existing skus

_oldSkus is filled with lowercase skus, so we have to use strtolower.
See \Magento\CatalogImportExport\Model\Import\Product\SkuProcessor::_getSkus
---
 src/Rewrite/ImportExport/Import/Product.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Rewrite/ImportExport/Import/Product.php b/src/Rewrite/ImportExport/Import/Product.php
index c406255..91487d9 100644
--- a/src/Rewrite/ImportExport/Import/Product.php
+++ b/src/Rewrite/ImportExport/Import/Product.php
@@ -505,7 +505,7 @@ protected function _saveProducts()
 
                 $rowData = $productTypeModel->prepareAttributesWithDefaultValueForSave(
                     $rowData,
-                    !isset($this->_oldSku[$rowSku])
+                    !isset($this->_oldSku[strtolower($rowSku)])
                 );
                 $product = $this->_proxyProdFactory->create(['data' => $rowData]);
 
@@ -551,7 +551,7 @@ protected function _saveProducts()
                         } elseif (self::SCOPE_STORE == $attribute->getIsGlobal()) {
                             $storeIds = [$rowStore];
                         }
-                        if (!isset($this->_oldSku[$rowSku])) {
+                        if (!isset($this->_oldSku[strtolower($rowSku)])) {
                             $storeIds[] = 0;
                         }
                     }
@@ -597,7 +597,7 @@ protected function _saveProducts()
 
     public function skipUpdatingAttribute($rowSku, $attrCode)
     {
-        return isset($this->_oldSku[$rowSku]) && \array_key_exists(self::SKIP_ATTRIBUTES_WHEN_UPDATING, $this->_parameters) && \array_key_exists($attrCode, $this->_parameters[self::SKIP_ATTRIBUTES_WHEN_UPDATING]);
+        return isset($this->_oldSku[strtolower($rowSku)]) && \array_key_exists(self::SKIP_ATTRIBUTES_WHEN_UPDATING, $this->_parameters) && \array_key_exists($attrCode, $this->_parameters[self::SKIP_ATTRIBUTES_WHEN_UPDATING]);
     }
 
     /**
@@ -637,7 +637,7 @@ public function validateRow(array $rowData, $rowNum)
         $rowScope = $this->getRowScope($rowData);
         // BEHAVIOR_DELETE use specific validation logic
         if (Import::BEHAVIOR_DELETE == $this->getBehavior()) {
-            if (self::SCOPE_DEFAULT == $rowScope && !isset($this->_oldSku[$rowData[self::COL_SKU]])) {
+            if (self::SCOPE_DEFAULT == $rowScope && !isset($this->_oldSku[strtolower($rowData[self::COL_SKU])])) {
                 $this->addRowError(ValidatorInterface::ERROR_SKU_NOT_FOUND_FOR_DELETE, $rowNum);
                 return false;
             }