Merge pull request #3 from ko31/develop

👍 #2 Change the way forwarded mail is judged
ko31 · Jun 9, 2021 · 1c53778 · 1c53778
2 parents 2ca8b1c + 0de4603
commit 1c53778
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/mail2linenotify.php b/mail2linenotify.php
@@ -18,6 +18,11 @@ class MailToLineNotify {
      */
     const MAX_MESSAGE_LENGTH = 1000;
 
+    /**
+     * Return path set in forwarded mail.
+     */
+    const TRANSFERD_RETURN_PATH = 'MAILER-DAEMON';
+
     /**
      * LINE Notify access token.
      *
@@ -82,7 +87,7 @@ public function parseMailContent() {
 
         // Detect whether to send a forwarded mail.
         if ( ! $this->is_send_forwarded_email ) {
-            if ( $message->getHeaderValue( HeaderConsts::TO ) !== $message->getHeaderValue( 'Delivered-To' ) ) {
+            if ( self::TRANSFERD_RETURN_PATH === $message->getHeaderValue( 'Return-Path' ) ) {
                 return;
             }
         }