From 988a80ad673ff77e2d3027098e245be8a15aaf33 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Tue, 24 Apr 2012 06:40:56 +0000
Subject: Bring back some legacy functions and session vars for better
 backwards compatibility

---
 program/include/rcube_output.php | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'program/include/rcube_output.php')

diff --git a/program/include/rcube_output.php b/program/include/rcube_output.php
index 4a51b5efe..e1d5e43b8 100644
--- a/program/include/rcube_output.php
+++ b/program/include/rcube_output.php
@@ -237,6 +237,21 @@ abstract class rcube_output
         }
     }
 
+    /**
+     * Send header with expire date 30 days in future
+     *
+     * @param int Expiration time in seconds
+     */
+    public function future_expire_header($offset = 2600000)
+    {
+        if (headers_sent())
+            return;
+
+        header("Expires: " . gmdate("D, d M Y H:i:s", time()+$offset) . " GMT");
+        header("Cache-Control: max-age=$offset");
+        header("Pragma: ");
+    }
+
 
     /**
      * Show error page and terminate script execution
-- 
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