Prevent from "PHP Deprecated: file_exists(): Passing null to parameter …

…#1 ($filename) of type string"
pear · Dec 10, 2023 · 5ace0d7 · 5ace0d7
1 parent 21407d4
commit 5ace0d7
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Mail/mime.php b/Mail/mime.php
@@ -483,6 +483,9 @@ public function isMultipart()
     protected function file2str($file_name)
     {
         // Check state of file and raise an error properly
+        if (!is_string($file_name)) {
+            return self::raiseError('Invalid or empty file name');
+        }
         if (!file_exists($file_name)) {
             return self::raiseError('File not found: ' . $file_name);
         }