From f2d4e40f094135fabcab4261930921e13fee40fd Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Wed, 16 Oct 2013 09:34:22 +0200
Subject: Do not add css files to the page when body is empty, e.g. upload
 iframes

---
 program/include/rcmail_output_html.php | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'program/include')

diff --git a/program/include/rcmail_output_html.php b/program/include/rcmail_output_html.php
index 577a2c848..465d92f83 100644
--- a/program/include/rcmail_output_html.php
+++ b/program/include/rcmail_output_html.php
@@ -1274,7 +1274,12 @@ class rcmail_output_html extends rcmail_output
      */
     public function _write($templ = '', $base_path = '')
     {
-        $output = empty($templ) ? $this->default_template : trim($templ);
+        $output = trim($templ);
+
+        if (empty($output)) {
+            $output   = $this->default_template;
+            $is_empty = true;
+        }
 
         // set default page title
         if (empty($this->pagetitle)) {
@@ -1365,8 +1370,8 @@ class rcmail_output_html extends rcmail_output
         }
 
         // add css files in head, before scripts, for speed up with parallel downloads
-        if (!empty($this->css_files) && 
-            (($pos = stripos($output, '<script ')) || ($pos = stripos($output, '</head>')))
+        if (!empty($this->css_files) && !$is_empty
+            && (($pos = stripos($output, '<script ')) || ($pos = stripos($output, '</head>')))
         ) {
             $css = '';
             foreach ($this->css_files as $file) {
-- 
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