throw exception when sending on a transport that is not started

swiftmailer · Sep 11, 2018 · e96c159 · e96c159
1 parent dd8f20b
commit e96c159
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/lib/classes/Swift/Transport/AbstractSmtpTransport.php b/lib/classes/Swift/Transport/AbstractSmtpTransport.php
@@ -177,6 +177,10 @@ public function isStarted()
      */
     public function send(Swift_Mime_SimpleMessage $message, &$failedRecipients = null)
     {
+        if (!$this->started) {
+            $this->throwException(new Swift_TransportException('Cannot send messages when the transport is not started'));
+        }
+
         $sent = 0;
         $failedRecipients = (array) $failedRecipients;