From 6ab807af595108f7609eaf735b5d4089a96e73e1 Mon Sep 17 00:00:00 2001
From: crater2150 <crater@qwertyuiop.de>
Date: Mon, 20 Mar 2023 23:30:03 +0100
Subject: [PATCH] mail-notify: handle mails without subject

---
 misc/mail-notify | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/misc/mail-notify b/misc/mail-notify
index 574fa34..085c651 100755
--- a/misc/mail-notify
+++ b/misc/mail-notify
@@ -18,6 +18,8 @@ def from(msg: MimeMessage): String =
     .map(addr => Option(addr.getPersonal).map(_.replace("&", "&amp;")).getOrElse(addr.getAddress))
     .getOrElse("unknown")
 
+def subject(msg: MimeMessage): String =
+  Option(msg.getSubject).map(_.replace("&", "&amp;")).getOrElse("")
 
 case class MailInfo(from: String, subject: String, mailbox: String)
 object MailInfo:
@@ -26,7 +28,7 @@ object MailInfo:
     val address = msg.getFrom.head.asInstanceOf[InternetAddress]
     MailInfo(
       from(msg),
-      msg.getSubject.replace("&", "&amp;"),
+      subject(msg),
       (p/up/up relativeTo maildir).toString
     )