Error on unknown dev, format

README.md

@@ -15,7 +15,7 @@ Dependencies:
 Configs to change:
 - `scanner/scan.sh`:
   - WiFi adapter name
-  - network restart routines
+  - network restart routines (front-end)
 - `scanner/upload.py`:
   - URLs for webhook and identities
   - webhook secret

website/index.php

@@ -71,6 +71,8 @@ function remove_identity($mac)
 
   $hashed_mac = hash_mac($mac);
 
+  $url = strtok($_SERVER['REQUEST_URI'], '?');
+
   $identities = json_decode(file_get_contents(IDENTITIES_FILE), true);
 
   $new_identities = array();
@@ -84,9 +86,14 @@ function remove_identity($mac)
 
     $_SESSION['form_success'] = true;
     $_SESSION['form_success_message'] = 'Identity successfully removed.';
-    header("Location: " . strtok($_SERVER['REQUEST_URI'], '?'), true, 303);
+    header("Location: " . $url, true, 303);
     exit();
   }
+
+  $_SESSION['form_success'] = false;
+  $_SESSION['form_success_message'] = 'Identity not found.';
+  header("Location: " . $url, true, 303);
+  exit();
 }
 
 if ($_SERVER['REQUEST_METHOD'] == "POST") {