N°4307 Replace SwiftMailer with Laminas-mail

lib/laminas/laminas-mail/src/Storage.php

@@ -0,0 +1,23 @@
+<?php
+
+/**
+ * @see       https://github.com/laminas/laminas-mail for the canonical source repository
+ * @copyright https://github.com/laminas/laminas-mail/blob/master/COPYRIGHT.md
+ * @license   https://github.com/laminas/laminas-mail/blob/master/LICENSE.md New BSD License
+ */
+
+namespace Laminas\Mail;
+
+class Storage
+{
+    // maildir and IMAP flags, using IMAP names, where possible to be able to distinguish between IMAP
+    // system flags and other flags
+    const FLAG_PASSED   = 'Passed';
+    const FLAG_SEEN     = '\Seen';
+    const FLAG_UNSEEN   = '\Unseen';
+    const FLAG_ANSWERED = '\Answered';
+    const FLAG_FLAGGED  = '\Flagged';
+    const FLAG_DELETED  = '\Deleted';
+    const FLAG_DRAFT    = '\Draft';
+    const FLAG_RECENT   = '\Recent';
+}