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diff --git a/program/steps/utils/modcss.inc b/program/steps/utils/modcss.inc
index c8a7cb524..749f01829 100644
--- a/program/steps/utils/modcss.inc
+++ b/program/steps/utils/modcss.inc
@@ -1,63 +1,80 @@
<?php
/*
+-----------------------------------------------------------------------+
| program/steps/utils/modcss.inc |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2007-2012, The Roundcube Dev Team |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| Modify CSS source from a URL |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
*/
$url = preg_replace('![^a-z0-9.-]!i', '', $_GET['_u']);
if ($url === null || !($realurl = $_SESSION['modcssurls'][$url])) {
header('HTTP/1.1 403 Forbidden');
exit("Unauthorized request");
}
// don't allow any other connections than http(s)
if (!preg_match('~^(https?)://~i', $realurl, $matches)) {
header('HTTP/1.1 403 Forbidden');
exit("Invalid URL");
}
-if (!ini_get('allow_url_fopen')) {
+if (ini_get('allow_url_fopen')) {
+ $scheme = strtolower($matches[1]);
+ $options = array(
+ $scheme => array(
+ 'method' => 'GET',
+ 'timeout' => 15,
+ )
+ );
+
+ $context = stream_context_create($options);
+ $source = @file_get_contents($realurl, false, $context);
+
+ // php.net/manual/en/reserved.variables.httpresponseheader.php
+ $headers = implode("\n", (array)$http_response_header);
+} else if (function_exists('curl_init')) {
+ $curl = curl_init($realurl);
+ curl_setopt($curl, CURLOPT_TIMEOUT, 15);
+ curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 15);
+ curl_setopt($curl, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
+ curl_setopt($curl, CURLOPT_ENCODING, '');
+ curl_setopt($curl, CURLOPT_HEADER, true);
+ curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
+ $data = curl_exec($curl);
+
+ if ($data !== false) {
+ list($headers, $source) = explode("\r\n\r\n", $data, 2);
+ } else {
+ $headers = false;
+ $source = false;
+ }
+} else {
header('HTTP/1.1 403 Forbidden');
exit("HTTP connections disabled");
}
-$scheme = strtolower($matches[1]);
-$options = array(
- $scheme => array(
- 'method' => 'GET',
- 'timeout' => 15,
- )
-);
-
-$context = stream_context_create($options);
-$source = @file_get_contents($realurl, false, $context);
-
-// php.net/manual/en/reserved.variables.httpresponseheader.php
-$headers = implode("\n", (array)$http_response_header);
$ctype = '~Content-Type:\s+text/(css|plain)~i';
if ($source !== false && preg_match($ctype, $headers)) {
header('Content-Type: text/css');
echo rcube_utils::mod_css_styles($source, preg_replace('/[^a-z0-9]/i', '', $_GET['_c']));
exit;
}
header('HTTP/1.0 404 Not Found');
exit("Invalid response returned by server");

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