i18n: Make scp sign-in page translatable

include/class.translation.php

@@ -698,7 +698,7 @@ class TextDomain {
         $this->path = $path;
     }
 
-    static function configureForUser($user) {
+    static function configureForUser($user=false) {
         if ($user && method_exists($user, 'getLanguage'))
             $lang = $user->getLanguage();
         else

include/staff/header.inc.php

@@ -55,7 +55,7 @@
     ?>
     <div id="header">
         <a href="index.php" class="no-pjax" id="logo">osTicket &mdash; <?php echo __('Customer Support System'); ?></a>
-        <p id="info"><?php echo sprintf(__('Welcome, %s'), '<strong>'.$thisstaff->getFirstName().'</strong>.'); ?>
+        <p id="info"><?php echo sprintf(__('Welcome, %s.'), '<strong>'.$thisstaff->getFirstName().'</strong>'); ?>
            <?php
             if($thisstaff->isAdmin() && !defined('ADMINPAGE')) { ?>
             | <a href="admin.php" class="no-pjax"><?php echo __('Admin Panel'); ?></a>

scp/login.php

@@ -16,6 +16,10 @@
 require_once('../main.inc.php');
 if(!defined('INCLUDE_DIR')) die('Fatal Error. Kwaheri!');
 
+// Bootstrap gettext translations. Since no one is yet logged in, use the
+// system or browser default
+TextDomain::configureForUser();
+
 require_once(INCLUDE_DIR.'class.staff.php');
 require_once(INCLUDE_DIR.'class.csrf.php');