- performance fix: don't check mbstring functions existence too often

git-svn-id: https://svn.roundcube.net/trunk@2788 208e9e7b-5314-0410-a742-e7e81cd9613c

1 files changed, 1 insertions, 1 deletions

diff --git a/roundcubemail/program/steps/mail/show.inc b/roundcubemail/program/steps/mail/show.inc
index ffd569d21..068ccbcd7 100644
--- a/roundcubemail/program/steps/mail/show.inc
+++ b/roundcubemail/program/steps/mail/show.inc
@@ -162,7 +162,7 @@ function rcmail_message_attachments($attrib)
         $ol .= html::tag('li', null, sprintf("%s (%s)", Q($attach_prop->filename), Q(show_bytes($attach_prop->size))));
       }
       else {
-        if (rc_strlen($attach_prop->filename) > 50) {
+        if (mb_strlen($attach_prop->filename) > 50) {
           $filename = abbreviate_string($attach_prop->filename, 50);
           $title = $attach_prop->filename;
       }