From 5510a5278b0001b79501ecce82a87ba9797d86e1 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Thu, 24 Nov 2011 02:34:32 -0500
Subject: [PATCH] - Fix possible infinite redirect on attachment preview (#1488199)

---
 CHANGELOG                  |    1 +
 program/steps/mail/get.inc |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index a63ed71..8691b57 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fix possible infinite redirect on attachment preview (#1488199)
 - Improved clickjacking protection for browsers which don't support X-Frame-Options headers
 - Fixed bug where similiar folder names were highlighted wrong (#1487860)
 - Fixed bug in handling link with '!' character in it (#1488195)
diff --git a/program/steps/mail/get.inc b/program/steps/mail/get.inc
index d4dcd0a..828f8de 100644
--- a/program/steps/mail/get.inc
+++ b/program/steps/mail/get.inc
@@ -22,7 +22,7 @@
 
 // show loading page
 if (!empty($_GET['_preload'])) {
-  $url = str_replace('&_preload=1', '', $_SERVER['REQUEST_URI']);
+  $url = preg_replace('/[&?]+_preload=1/', '', $_SERVER['REQUEST_URI']);
   $message = rcube_label('loadingdata');
 
   header('Content-Type: text/html; charset=' . RCMAIL_CHARSET);

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