Add substitution

core/lib/Thelia/Model/Category.php

@@ -56,6 +56,28 @@ class Category extends BaseCategory
         return $countProduct;
     }
 
+    /**
+     * Get the root category
+     * @param int $categoryId
+     * @return mixed
+     */
+    public function getRoot($categoryId)
+    {
+
+        $category = CategoryQuery::create()->findOneById($categoryId);
+
+        if(0 !== $category->getParent()) {
+            $parentCategory = CategoryQuery::create()->findOneById($category->getParent());
+
+            if (null !== $parentCategory) {
+                $categoryId = $this->getRoot($parentCategory->getId());
+            }
+        }
+
+        return $categoryId;
+
+    }
+
     /**
      * Calculate next position relative to our parent
      */

core/lib/Thelia/Model/Folder.php

@@ -55,6 +55,28 @@ class Folder extends BaseFolder
 
     }
 
+    /**
+     * Get the root folder
+     * @param int $folderId
+     * @return mixed
+     */
+    public function getRoot($folderId)
+    {
+
+        $folder = FolderQuery::create()->findOneById($folderId);
+
+        if(0 !== $folder->getParent()) {
+            $parentFolder = FolderQuery::create()->findOneById($folder->getParent());
+
+            if (null !== $parentFolder) {
+                $folderId = $this->getRoot($parentFolder->getId());
+            }
+        }
+
+        return $folderId;
+
+    }
+
     /**
      * Calculate next position relative to our parent
      */