code review by hf: do format user.php code

@@ -297,7 +297,7 @@ class UserModel
         $records = UserData::browseRecord($uid, $udid, $page, $limit);
 
         if (!$records) {
-            $result['walkwayUrl'] = '/product/new';
+            $result['walkwayUrl'] = Helpers::url('/product/new');
             $result['noRecord'] = true;
 
             return $result;
@@ -308,7 +308,7 @@ class UserModel
 
             // 不能再查到结果了
             if ($page == 1 && $records['data']['total'] === 0) {
-                $result['walkwayUrl'] = '/product/new';
+                $result['walkwayUrl'] = Helpers::url('/product/new');
                 $result['noRecord'] = true;
             } else {
                 $data = $records['data']['product_list'];
@@ -781,15 +781,12 @@ class UserModel
         $result = array();
 
         $helpListData = UserData::helpListData();
-
         if (isset($helpListData['data']) && !empty($helpListData['data'])) {
-            $help = $helpListData['data'];
-
             $one = array();
-            foreach ($help as $val) {
+            foreach ($helpListData['data'] as $val) {
                 $one = array();
                 $one['name'] = $val['caption'];
-                $one['url'] = Helpers::url('/home/helpdetail/', array('code' => $val['code']));
+                $one['url'] = Helpers::url('/home/helpdetail', array('code' => $val['code']));
 
                 $result['iHelp'][] = $one;
             }
@@ -806,7 +803,13 @@ class UserModel
      */
     public static function getHelpDetailData($code)
     {
-        return UserData::helpDetailData($code);
+        $result = array();
+        
+        if (isset($code)) {
+            $result = UserData::helpDetailData($code);
+        }
+        
+        return $result;
     }
 
 }