diff --git a/control/index.php b/control/index.php
index 96b865e..9df35eb 100644
--- a/control/index.php
+++ b/control/index.php
@@ -178,10 +178,10 @@ class index extends publicBase {
         if (!$code) $this->ajax_json(false, '非法请求');
 
         $m_user = new mUser();
-        $uid = $m_user->getUid($code);
-        $token = $m_user->getToken($uid);
+        $user = $m_user->getUserInfo($code);
+        $token = $m_user->getToken($user['uid']);
 
-        $this->ajax_json(true, '登录成功', array('uid' => $uid, 'token' => $token));
+        $this->ajax_json(true, '登录成功', array('uid' => $user['uid'], 'identifier' => $user['identifier'], 'token' => $token));
     }
 
     public function ajax_contact_us() {
diff --git a/data/dUser.php b/data/dUser.php
index 0989df4..a027c8d 100644
--- a/data/dUser.php
+++ b/data/dUser.php
@@ -7,9 +7,9 @@ include_once SERVER_ROOT . '/data/dBase.php';
 class dUser extends dBase {
     protected $fieldlist = array(
         'tcm_user' => array(
-            'id',
-            'openid',
             'uid',
+            'openid',
+            'identifier',
             'status',
             'create_time',
         ),
diff --git a/model/mUser.php b/model/mUser.php
index a389512..cfb7945 100644
--- a/model/mUser.php
+++ b/model/mUser.php
@@ -14,7 +14,7 @@ class mUser extends mBase {
         $this->tbl = 'tcm_user';
     }
 
-    public function getUid($code) {
+    public function getUserInfo($code) {
         $openid = $this->getOpenid($code);
         if (!$openid) {
             $this->setError('获取openid失败');
@@ -22,23 +22,23 @@ class mUser extends mBase {
         }
 
         $user = $this->getUserByOpenid($openid);
-        if ($user) return $user['uid'];
+        if ($user) return $user;
 
         //获取唯一uid串
-        $uid = $this->createUniqueUid($openid);
-        $user = $this->getUserByUid($uid);
+        $identifier = $this->createUniqueID($openid);
+        $user = $this->getUserByIdentifier($identifier);
         if ($user) {
             $this->setError('uid生成失败');
             return false;
         }
 
-        $id = $this->createUser(array('uid' => $uid, 'openid' => $openid));
-        if (!$id) {
+        $uid = $this->createUser(array('identifier' => $identifier, 'openid' => $openid));
+        if (!$uid) {
             $this->setError('用户创建失败');
             return false;
         }
 
-        return $id;
+        return $this->getUserByUid($uid);
     }
 
     public function getOpenid($code) {
@@ -63,13 +63,17 @@ class mUser extends mBase {
         return $this->obj->select($this->tbl, array('sql' => '`openid`=?', 'vals' => array($openid)));
     }
 
-    function createUniqueUid($openid) {
+    function createUniqueID($openid) {
         $uuid = uniqid($openid, true);
         $hash = hash('sha256', $uuid);
         $decimal = base_convert(substr($hash, 0, 16), 16, 10);
         return substr($decimal, 0, 10);
     }
 
+    public function getUserByIdentifier($identifier) {
+        return $this->obj->select($this->tbl, array('sql' => '`identifier`=?', 'vals' => array($identifier)));
+    }
+
     public function getUserByUid($uid) {
         return $this->obj->select($this->tbl, array('sql' => '`uid`=?', 'vals' => array($uid)));
     }