Added is_resource call to ftp_ functions wrapper.

DaimPiek · Nov 2, 2017 · 863899c · 863899c
1 parent 547bf1e
commit 863899c
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/FtpClient/FtpWrapper.php b/src/FtpClient/FtpWrapper.php
@@ -81,8 +81,12 @@ public function __call($function, array $arguments)
         $function = 'ftp_' . $function;
 
         if (function_exists($function)) {
-            array_unshift($arguments, $this->conn);
-            return call_user_func_array($function, $arguments);
+            if (is_resource($this->conn)) {
+                array_unshift($arguments, $this->conn);
+                return call_user_func_array($function, $arguments);
+            }
+
+            return null;
         }
 
         throw new FtpException("{$function} is not a valid FTP function");