From 1a98a6a5db16edcf2fdebcb1fd0919c6582ba513 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Wed, 6 Dec 2006 21:41:27 +0000
Subject: Preview pane and marking as read (#1484132)

---
 program/steps/mail/show.inc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'program/steps')

diff --git a/program/steps/mail/show.inc b/program/steps/mail/show.inc
index 8e6c3cd36..fd82345bb 100644
--- a/program/steps/mail/show.inc
+++ b/program/steps/mail/show.inc
@@ -23,6 +23,8 @@ require_once('Mail/mimeDecode.php');
 
 $PRINT_MODE = $_action=='print' ? TRUE : FALSE;
 
+// allow this request to be cached
+send_future_expire_header();
 
 // similar code as in program/steps/mail/get.inc
 if ($_GET['_uid'])
@@ -58,7 +60,7 @@ if ($_GET['_uid'])
 
 
   // mark message as read
-  if (!$MESSAGE['headers']->seen)
+  if (!$MESSAGE['headers']->seen && $_action != 'preview')
     $IMAP->set_flag($_GET['_uid'], 'SEEN');
 
   // give message uid to the client
-- 
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