diff --git a/server/api/BaseApi.ts b/server/api/BaseApi.ts
index 7588c72..8d58903 100644
--- a/server/api/BaseApi.ts
+++ b/server/api/BaseApi.ts
@@ -1,6 +1,8 @@
 import EventCallbackFunction from "../typedef/EventCallbackFunction.ts"
 import ApiManager from "./ApiManager.ts"
 import { CallMethod } from './ApiDeclare.ts'
+import User from "../data/User.ts"
+import Token from "./Token.ts"
 
 export default abstract class BaseApi {
     abstract getName(): string
@@ -20,6 +22,16 @@ export default abstract class BaseApi {
                 return true
         return false
     }
+    checkUserToken(user: User, token: Token) {
+        if (!this.checkToken(token)) return false
+        if (token.author != user.bean.id) return false
+        return true
+    }
+    checkToken(token: Token) {
+        if (token.expired_time < Date.now()) return false
+        if (!User.findById(token.author)) return false
+        return true
+    }
     registerEvent(name: CallMethod, func: EventCallbackFunction) {
         if (!name.startsWith(this.getName() + ".")) throw Error("注冊的事件應該與接口集合命名空間相匹配: " + name)
         ApiManager.addEventListener(name, func)