Fix host autoselection when default_host is an array (#1488495)

1 files changed, 4 insertions, 3 deletions

diff --git a/program/include/rcmail.php b/program/include/rcmail.php
index 4dba0e1cf..a10a2aa72 100644
--- a/program/include/rcmail.php
+++ b/program/include/rcmail.php
@@ -546,15 +546,16 @@ class rcmail extends rcube
 
     if (is_array($default_host)) {
       $post_host = rcube_utils::get_input_value('_host', rcube_utils::INPUT_POST);
+      $post_user = rcube_utils::get_input_value('_user', rcube_utils::INPUT_POST);
+
+      list($user, $domain) = explode('@', $post_user);
 
       // direct match in default_host array
       if ($default_host[$post_host] || in_array($post_host, array_values($default_host))) {
         $host = $post_host;
       }
-
       // try to select host by mail domain
-      list($user, $domain) = explode('@', rcube_utils::get_input_value('_user', rcube_utils::INPUT_POST));
-      if (!empty($domain)) {
+      else if (!empty($domain)) {
         foreach ($default_host as $storage_host => $mail_domains) {
           if (is_array($mail_domains) && in_array_nocase($domain, $mail_domains)) {
             $host = $storage_host;