DCX Integration: Optimize file create

dcx_integration-optimize_file_create.patch

diff --git a/modules/dcx_migration/src/Plugin/migrate/process/FileFromURL.php b/modules/dcx_migration/src/Plugin/migrate/process/FileFromURL.php
index c753e60..e9266ab 100644
--- a/modules/dcx_migration/src/Plugin/migrate/process/FileFromURL.php
+++ b/modules/dcx_migration/src/Plugin/migrate/process/FileFromURL.php
@@ -124,14 +124,20 @@ class FileFromUrl extends ProcessPluginBase implements ContainerFactoryPluginInt
     // Remove.
     unlink($tmp_name);
 
-    $file = File::create([
-      'uri' => $uri,
-      'filename' => $file_name,
-    ]);
-
-    $file->save();
-
-    return $file->id();
+		// Create file entity.
+		$file = File::create();
+		$file->setFileUri($uri);
+		$file->setOwnerId(\Drupal::currentUser()->id());
+		$file->setMimeType(\Drupal::service('file.mime_type.guesser')->guess($uri));
+		$file->setFileName($file_name);
+		$file->setTemporary();
+
+		if (empty(file_validate($file))) {
+			$file->setPermanent();
+			$file->save();
+			return $file->id();
+		}
+		return FALSE;
   }
 
 }