--- a/program/lib/Roundcube/rcube_message_part.php	Fri Oct 17 17:31:22 2025 -0400
+++ b/program/lib/Roundcube/rcube_message_part.php	Sat Oct 18 12:24:31 2025 -0400
@@ -57,6 +57,20 @@
     public $mimetype = 'text/plain';
 
     /**
+     * Real content type (for fake parts)
+     *
+     * @var string|null
+     */
+    public $realtype;
+
+    /**
+     * Real content type of a message/rfc822 part
+     *
+     * @var string
+     */
+    public $real_mimetype = '';
+
+    /**
      * Part size in bytes
      *
      * @var int
@@ -64,12 +78,40 @@
     public $size = 0;
 
     /**
+     * Part body
+     *
+     * @var string|null
+     */
+    public $body;
+
+    /**
      * Part headers
      *
      * @var array
      */
-    public $headers = array();
-    public $body;
+    public $headers = [];
+
+    /**
+     * Sub-Parts
+     *
+     * @var array
+     */
+    public $parts = [];
+
+    /**
+     * Part Content-Id
+     *
+     * @var string|null
+     */
+    public $content_id;
+
+    /**
+     * Part Content-Location
+     *
+     * @var string|null
+     */
+    public $content_location;
+
     public $type;
     public $disposition  = '';
     public $filename     = '';
@@ -78,6 +120,7 @@
     public $d_parameters = array();
     public $ctype_parameters = array();
     public $replaces = [];
+    public $body_modified = false;
 
     /**
      * Clone handler.