User Permissions (User Folder, Read Only, Disable Upload) & more changes

copyFiles.php

@@ -18,6 +18,17 @@ if (!isset($_SESSION['authenticated']) || $_SESSION['authenticated'] !== true) {
     exit;
 }
 
+$userPermissions = loadUserPermissions($username);
+// Check if the user is read-only. (Assuming that if readOnly is true, deletion is disallowed.)
+$username = $_SESSION['username'] ?? '';
+if ($username) {
+    $userPermissions = loadUserPermissions($username);
+    if (isset($userPermissions['readOnly']) && $userPermissions['readOnly'] === true) {
+        echo json_encode(["error" => "Read-only users are not allowed to copy files."]);
+        exit();
+    }
+}
+
 $data = json_decode(file_get_contents("php://input"), true);
 if (
     !$data ||