From 80cd845b8177730a6dae27e847dc8951af3383de Mon Sep 17 00:00:00 2001
From: adam <adam@>
Date: Fri, 12 Feb 2021 22:56:26 +0200
Subject: directory duplication error dealt with

---
 php/node.php | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'php/node.php')

diff --git a/php/node.php b/php/node.php
index b3b2c3f..c2ab5f1 100644
--- a/php/node.php
+++ b/php/node.php
@@ -43,9 +43,17 @@ require_once "user.php";
 	function create_directory(string $abstract_path,string $directory_name,string $note,User $user)
 	{
 		global $database;
-		$dir_id=$database->create_dangling_directory();
+
 		$parent_dir_id=get_directory($abstract_path,$user);
-		$database->link_nodes($parent_dir_id,$dir_id,$directory_name,$note);
+		if($database->check_if_name_is_taken($directory_name,$parent_dir_id))
+		{
+			return NULL;
+		}else
+		{
+			$dir_id=$database->create_dangling_directory();
+			$database->link_nodes($parent_dir_id,$dir_id,$directory_name,$note);
+			return $dir_id;
+		}
 	}
 
 ?>
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