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-rw-r--r--program/include/main.inc87
1 files changed, 71 insertions, 16 deletions
diff --git a/program/include/main.inc b/program/include/main.inc
index 0843f43ce..f3d0e263b 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -5,7 +5,7 @@
| program/include/main.inc |
| |
| This file is part of the RoundCube Webmail client |
- | Copyright (C) 2005-2007, RoundCube Dev, - Switzerland |
+ | Copyright (C) 2005-2008, RoundCube Dev, - Switzerland |
| Licensed under the GNU GPL |
| |
| PURPOSE: |
@@ -26,13 +26,14 @@
* @author Thomas Bruederli <roundcube@gmail.com>
*/
-require_once('lib/des.inc');
require_once('lib/utf7.inc');
-require_once('lib/utf8.class.php');
require_once('include/rcube_user.inc');
require_once('include/rcube_shared.inc');
require_once('include/rcmail_template.inc');
+// fallback if not PHP modules are available
+@include_once('lib/des.inc');
+@include_once('lib/utf8.class.php');
// define constannts for input reading
define('RCUBE_INPUT_GET', 0x0101);
@@ -766,10 +767,30 @@ function show_message($message, $type='notice', $vars=NULL)
* @return string Encryprted string
*/
function encrypt_passwd($pass)
- {
- $cypher = des(get_des_key(), $pass, 1, 0, NULL);
- return base64_encode($cypher);
+{
+ if (function_exists('mcrypt_module_open') && ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_ECB, ""))) {
+ $iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
+ mcrypt_generic_init($td, get_des_key(), $iv);
+ $cypher = mcrypt_generic($td, $pass);
+ mcrypt_generic_deinit($td);
+ mcrypt_module_close($td);
+ }
+ else if (function_exists('des')) {
+ $cypher = des(get_des_key(), $pass, 1, 0, NULL);
+ }
+ else {
+ $cypher = $pass;
+
+ raise_error(array(
+ 'code' => 500,
+ 'type' => 'php',
+ 'file' => __FILE__,
+ 'message' => "Could not convert encrypt password. Make sure Mcrypt is installed or lib/des.inc is available"
+ ), true, false);
}
+
+ return base64_encode($cypher);
+}
/**
@@ -779,8 +800,21 @@ function encrypt_passwd($pass)
* @return string Plain password
*/
function decrypt_passwd($cypher)
- {
- $pass = des(get_des_key(), base64_decode($cypher), 0, 0, NULL);
+{
+ if (function_exists('mcrypt_module_open') && ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_ECB, ""))) {
+ $iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
+ mcrypt_generic_init($td, get_des_key(), $iv);
+ $pass = mdecrypt_generic($td, base64_decode($cypher));
+ mcrypt_generic_deinit($td);
+ mcrypt_module_close($td);
+ }
+ else if (function_exists('des')) {
+ $pass = des(get_des_key(), base64_decode($cypher), 0, 0, NULL);
+ }
+ else {
+ $pass = base64_decode($cypher);
+ }
+
return preg_replace('/\x00/', '', $pass);
}
@@ -906,9 +940,11 @@ function rcmail_message_cache_gc()
function rcube_charset_convert($str, $from, $to=NULL)
{
global $MBSTRING;
+ static $convert_warning = false;
$from = strtoupper($from);
$to = $to==NULL ? strtoupper(RCMAIL_CHARSET) : strtoupper($to);
+ $error = false; $conv = null;
if ($from==$to || $str=='' || empty($from))
return $str;
@@ -937,31 +973,50 @@ function rcube_charset_convert($str, $from, $to=NULL)
if (($out = mb_convert_encoding($str, ($mb_map[$to] ? $mb_map[$to] : $to), ($mb_map[$from] ? $mb_map[$from] : $from))) != '')
return $out;
}
-
- $conv = new utf8();
+
+
+ if (class_exists('utf8'))
+ $conv = new utf8();
// convert string to UTF-8
- if ($from=='UTF-7')
+ if ($from == 'UTF-7')
$str = utf7_to_utf8($str);
- else if (($from=='ISO-8859-1') && function_exists('utf8_encode'))
+ else if (($from == 'ISO-8859-1') && function_exists('utf8_encode'))
$str = utf8_encode($str);
- else if ($from!='UTF-8')
+ else if ($from != 'UTF-8' && $conv)
{
$conv->loadCharset($from);
$str = $conv->strToUtf8($str);
}
+ else if ($from != 'UTF-8')
+ $error = true;
// encode string for output
- if ($to=='UTF-7')
+ if ($to == 'UTF-7')
return utf8_to_utf7($str);
- else if ($to=='ISO-8859-1' && function_exists('utf8_decode'))
+ else if ($to == 'ISO-8859-1' && function_exists('utf8_decode'))
return utf8_decode($str);
- else if ($to!='UTF-8')
+ else if ($to != 'UTF-8' && $conv)
{
$conv->loadCharset($to);
return $conv->utf8ToStr($str);
}
+ else if ($to != 'UTF-8')
+ $error = true;
+ // report error
+ if ($error && !$convert_warning)
+ {
+ raise_error(array(
+ 'code' => 500,
+ 'type' => 'php',
+ 'file' => __FILE__,
+ 'message' => "Could not convert string charset. Make sure iconv is installed or lib/utf8.class is available"
+ ), true, false);
+
+ $convert_warning = true;
+ }
+
// return UTF-8 string
return $str;
}