Update add_client.php

src/server/cyberhex-code/system/secure_zone/php/add_client.php

@@ -65,6 +65,7 @@ include "../../../config.php";
 						* setup_script => server location, to download settings, databases etc
 						* add installer.exe to download list => downloads the app and all the files 
 						*/
+						$location=htmlspecialchars($_POST["location"]);
 						//create machineid:
 						$random_bytes = random_bytes(6);
 
@@ -72,7 +73,21 @@ include "../../../config.php";
 						$machineid = bin2hex($random_bytes);
 						if($_POST["ip"]=="")
 							$ip="nan";
-						$location=htmlspecialchars($_POST["location"]);
+						
+						//check if there isn't a machine with the same name allready
+						$sql = "SELECT * FROM machined WHERE machine_location = ?";
+						$stmt->bind_param("s", $location);
+						$stmt->execute();
+						// Get the result
+						$result = $stmt->get_result();
+						$stmt->close();
+						if($result->num_rows > 0){
+							//theres allready a machine with this location
+							echo '<div class="alert alert-danger" role="alert">
+                                               There is allready a machine with the exact same location<br>Please change the location.
+                                </div>';
+						}
+						else{
 						
 							$stmt = $conn->prepare("INSERT INTO machines (machine_name, machine_location,machine_ip) VALUES (?, ?, ?)");
 							$stmt->bind_param("sss", $machineid, $location, $ip);
@@ -125,6 +140,7 @@ include "../../../config.php";
 							echo("<a href='/export/setup.txt' download>Download config file2</a>");
 							echo("<a href='/install.bat' download>Download installer</a>");
 						}
+					}
 				?>
             </div>
         </div>