added single sign-on support

webui/controller/login/sso.php

@@ -0,0 +1,35 @@
+<?php
+
+
+class ControllerLoginSSO extends Controller {
+   private $error = array();
+
+   public function index(){
+
+      $this->id = "content";
+      $this->template = "login/login.tpl";
+      $this->layout = "common/layout";
+
+
+      $request = Registry::get('request');
+
+      $db = Registry::get('db');
+
+      $this->load->model('user/auth');
+      $this->load->model('user/user');
+      $this->load->model('user/prefs');
+      $this->load->model('folder/folder');
+
+      $this->document->title = $this->data['text_login'];
+
+      if($this->model_user_auth->check_ntlm_auth() == 1) {
+         header("Location: " . SITE_URL . "search.php");
+         exit;
+      }
+
+      die("permission denied");
+   }
+
+}
+
+?>