magento/magento2# improved getCustomerName method, added prefix, middlename, suffix if configure

Author: Vaha

app/code/Magento/Sales/Model/Order.php

@@ -5,15 +5,19 @@
  */
 namespace Magento\Sales\Model;
 
+use Magento\Config\Model\Config\Source\Nooptreq;
 use Magento\Directory\Model\Currency;
 use Magento\Framework\Api\AttributeValueFactory;
+use Magento\Framework\Api\SearchCriteriaBuilder;
+use Magento\Framework\App\Config\ScopeConfigInterface;
 use Magento\Framework\App\ObjectManager;
 use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\Locale\ResolverInterface;
 use Magento\Framework\Pricing\PriceCurrencyInterface;
 use Magento\Sales\Api\Data\OrderInterface;
 use Magento\Sales\Api\Data\OrderItemInterface;
 use Magento\Sales\Api\Data\OrderStatusHistoryInterface;
+use Magento\Sales\Api\OrderItemRepositoryInterface;
 use Magento\Sales\Model\Order\Payment;
 use Magento\Sales\Model\Order\ProductOption;
 use Magento\Sales\Model\ResourceModel\Order\Address\Collection;
@@ -24,8 +28,7 @@
 use Magento\Sales\Model\ResourceModel\Order\Shipment\Collection as ShipmentCollection;
 use Magento\Sales\Model\ResourceModel\Order\Shipment\Track\Collection as TrackCollection;
 use Magento\Sales\Model\ResourceModel\Order\Status\History\Collection as HistoryCollection;
-use Magento\Sales\Api\OrderItemRepositoryInterface;
-use Magento\Framework\Api\SearchCriteriaBuilder;
+use Magento\Store\Model\ScopeInterface;
 
 /**
  * Order model
@@ -299,6 +302,11 @@ class Order extends AbstractModel implements EntityInterface, OrderInterface
      */
     private $searchCriteriaBuilder;
 
+    /**
+     * @var ScopeConfigInterface;
+     */
+    private $scopeConfig;
+
     /**
      * @param \Magento\Framework\Model\Context $context
      * @param \Magento\Framework\Registry $registry
@@ -331,6 +339,7 @@ class Order extends AbstractModel implements EntityInterface, OrderInterface
      * @param ProductOption|null $productOption
      * @param OrderItemRepositoryInterface $itemRepository
      * @param SearchCriteriaBuilder $searchCriteriaBuilder
+     * @param ScopeConfigInterface $scopeConfig
      * @SuppressWarnings(PHPMD.ExcessiveParameterList)
      */
     public function __construct(
@@ -364,7 +373,8 @@ public function __construct(
         ResolverInterface $localeResolver = null,
         ProductOption $productOption = null,
         OrderItemRepositoryInterface $itemRepository = null,
-        SearchCriteriaBuilder $searchCriteriaBuilder = null
+        SearchCriteriaBuilder $searchCriteriaBuilder = null,
+        ScopeConfigInterface $scopeConfig = null
     ) {
         $this->_storeManager = $storeManager;
         $this->_orderConfig = $orderConfig;
@@ -392,6 +402,7 @@ public function __construct(
             ->get(OrderItemRepositoryInterface::class);
         $this->searchCriteriaBuilder = $searchCriteriaBuilder ?: ObjectManager::getInstance()
             ->get(SearchCriteriaBuilder::class);
+        $this->scopeConfig = $scopeConfig ?: ObjectManager::getInstance()->get(ScopeConfigInterface::class);
 
         parent::__construct(
             $context,
@@ -1111,7 +1122,7 @@ public function addStatusHistoryComment($comment, $status = false)
     {
         return $this->addCommentToStatusHistory($comment, $status, false);
     }
-    
+
     /**
      * Add a comment to order status history.
      *
@@ -1965,16 +1976,71 @@ public function getRelatedObjects()
      *
      * @return string
      */
-    public function getCustomerName()
+    public function getCustomerName(): string
     {
-        if ($this->getCustomerFirstname()) {
-            $customerName = $this->getCustomerFirstname() . ' ' . $this->getCustomerLastname();
-        } else {
-            $customerName = (string)__('Guest');
+        if (null === $this->getCustomerFirstname()) {
+            return (string)__('Guest');
+        }
+
+        $customerName = '';
+        if ($this->isVisibleCustomerPrefix() && strlen($this->getCustomerPrefix())) {
+            $customerName .= $this->getCustomerPrefix() . ' ';
+        }
+        $customerName .= $this->getCustomerFirstname();
+        if ($this->isVisibleCustomerMiddlename() && strlen($this->getCustomerMiddlename())) {
+            $customerName .= ' ' . $this->getCustomerMiddlename();
+        }
+        $customerName .= ' ' . $this->getCustomerLastname();
+        if ($this->isVisibleCustomerSuffix() && strlen($this->getCustomerSuffix())) {
+            $customerName .= ' ' . $this->getCustomerSuffix();
         }
+
         return $customerName;
     }
 
+    /**
+     * Is visible customer middlename
+     *
+     * @return bool
+     */
+    private function isVisibleCustomerMiddlename(): bool
+    {
+        return $this->scopeConfig->isSetFlag(
+            'customer/address/middlename_show',
+            ScopeInterface::SCOPE_STORE
+        );
+    }
+
+    /**
+     * Is visible customer prefix
+     *
+     * @return bool
+     */
+    private function isVisibleCustomerPrefix(): bool
+    {
+        $prefixShowValue = $this->scopeConfig->getValue(
+            'customer/address/prefix_show',
+            ScopeInterface::SCOPE_STORE
+        );
+
+        return $prefixShowValue !== Nooptreq::VALUE_NO;
+    }
+
+    /**
+     * Is visible customer suffix
+     *
+     * @return bool
+     */
+    private function isVisibleCustomerSuffix(): bool
+    {
+        $prefixShowValue = $this->scopeConfig->getValue(
+            'customer/address/suffix_show',
+            ScopeInterface::SCOPE_STORE
+        );
+
+        return $prefixShowValue !== Nooptreq::VALUE_NO;
+    }
+
     /**
      * Add New object to related array
      *