红点漏洞修复

@@ -127,11 +127,16 @@ class LeaveController extends RestBaseController
      */
     public function getUnread() {
         $condition['parent_id'] = 0;
-        $condition['is_read'] = 0;
         $condition['to_uid|from_uid'] = $this->userId;
-        $result = Db::name('leave')->where($condition)->field('is_read')->find();
-        if($result) {
-            $is_unread = 1;         
+        $check = Db::name('leave')->where($condition)->field('is_read')->find();
+        if($check) {
+            $condition['is_read'] = 0;
+            $result = Db::name('leave')->where($condition)->field('is_read')->find();
+            if($result) {
+                $is_unread = 1; 
+            } else {
+                $is_unread = 0;
+            }
         } else {
             $is_unread = 0;
         }