Improve error handling in removeDirectory function

Author: CodeWithDennis

cleanup.php

@@ -27,14 +27,19 @@
 
 function removeDirectory(string $dir): bool
 {
-    if (! is_dir($dir)) {
+    if (!is_dir($dir)) {
         return false;
     }
 
     $files = array_diff(scandir($dir), ['.', '..']);
 
     foreach ($files as $file) {
-        $path = $dir.DIRECTORY_SEPARATOR.$file;
+        $path = realpath($dir . DIRECTORY_SEPARATOR . $file);
+
+        // Als realpath faalt (bv. bestand is al weg), sla over
+        if ($path === false) {
+            continue;
+        }
 
         if (is_dir($path)) {
             removeDirectory($path);
@@ -45,3 +50,4 @@ function removeDirectory(string $dir): bool
 
     return rmdir($dir);
 }
+