diff --git a/config/zentaopms.php b/config/zentaopms.php
index f19d560b09..0951e1adaf 100644
--- a/config/zentaopms.php
+++ b/config/zentaopms.php
@@ -228,6 +228,11 @@ $config->openMethods[] = 'project.createguide';
 $config->openMethods[] = 'task.editteam';
 $config->openMethods[] = 'feedback.mergeproductmodule';
 
+$config->openModules = array();
+$config->openModules[] = 'install';
+$config->openModules[] = 'upgrade';
+$config->openModules[] = 'im';
+
 /* Define the tables. */
 define('TABLE_COMPANY',       '`' . $config->db->prefix . 'company`');
 define('TABLE_DEPT',          '`' . $config->db->prefix . 'dept`');
diff --git a/framework/base/control.class.php b/framework/base/control.class.php
index 723ceb016c..6f57ed714a 100644
--- a/framework/base/control.class.php
+++ b/framework/base/control.class.php
@@ -212,7 +212,7 @@ class baseControl
          * 检查用户是否登录，如果没有登录，跳转到登录页面。
          * Check the user has logon or not, if not, goto the login page.
          */
-        if($this->config->installed && !in_array($this->moduleName, array('install', 'upgrade')) && empty($this->app->user) && !$this->loadModel('common')->isOpenMethod($this->moduleName, $this->methodName))
+        if($this->config->installed && !in_array($this->moduleName, $this->config->openModules) && empty($this->app->user) && !$this->loadModel('common')->isOpenMethod($this->moduleName, $this->methodName))
         {
             $uri = $this->app->getURI(true);
             if($this->moduleName == 'message' and $this->methodName == 'ajaxgetmessage')
@@ -230,7 +230,7 @@ class baseControl
 
         /**
          * 如果客户端是手机的话，视图文件增加m.前缀。
-         * If the clent is mobile, add m. as prefix for view file.
+         * If the client is mobile, add m. as prefix for view file.
          */
         $this->setClientDevice();
         $this->setDevicePrefix();
diff --git a/framework/control.class.php b/framework/control.class.php
index 209cf5fb76..85aa1099ee 100644
--- a/framework/control.class.php
+++ b/framework/control.class.php
@@ -35,7 +35,7 @@ class control extends baseControl
 
         $this->app->setOpenApp();
 
-        if(defined('IN_USE') or (defined('RUN_MODE') and RUN_MODE != 'api')) $this->setPreference();
+        if(defined('IN_USE') or (defined('RUN_MODE') and !in_array(RUN_MODE, array('api', 'xuanxuan')))) $this->setPreference();
 
         if(!isset($this->config->bizVersion)) return false;
 
@@ -50,12 +50,12 @@ class control extends baseControl
 
                     if(isset($this->config->{$this->moduleName}->exportFields))
                     {
-                        foreach($exportFields  as $field) $this->config->{$this->moduleName}->exportFields .= ",{$field->field}";
+                        foreach($exportFields as $field) $this->config->{$this->moduleName}->exportFields .= ",{$field->field}";
                     }
 
                     if(isset($this->config->{$this->moduleName}->list->exportFields))
                     {
-                        foreach($exportFields  as $field) $this->config->{$this->moduleName}->list->exportFields .= ",{$field->field}";
+                        foreach($exportFields as $field) $this->config->{$this->moduleName}->list->exportFields .= ",{$field->field}";
                     }
 
                     foreach($exportFields as $flowField => $exportField)
diff --git a/module/sso/control.php b/module/sso/control.php
index 8449393b55..2635f710cf 100644
--- a/module/sso/control.php
+++ b/module/sso/control.php
@@ -140,7 +140,7 @@ class sso extends control
             $key    = $this->config->sso->key;
             $auth   = md5($code . $userIP . $token . $key);
 
-            $callback = urlencode($common->getSysURL() . inlink('logout', "type=return"));
+            $callback = urlencode(common::getSysURL() . inlink('logout', "type=return"));
             $location = $this->config->sso->addr;
             if(strpos($location, '&') !== false)
             {