From 43fb00e3c700c50d79df92f68544ad2e2e0954c1 Mon Sep 17 00:00:00 2001
From: Baoshuo <i@baoshuo.ren>
Date: Thu, 18 Jun 2026 11:01:39 +0800
Subject: [PATCH] core: auth/login event (#1181)

---
 packages/hydrooj/src/handler/user.ts | 10 ++++++++--
 packages/hydrooj/src/service/bus.ts  |  3 +++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/packages/hydrooj/src/handler/user.ts b/packages/hydrooj/src/handler/user.ts
index 4830187db..674b0a2fb 100644
--- a/packages/hydrooj/src/handler/user.ts
+++ b/packages/hydrooj/src/handler/user.ts
@@ -31,7 +31,10 @@ import {
 } from '../service/server';
 
 async function successfulAuth(this: Handler, udoc: User) {
-    if (udoc._id !== 0) await user.setById(udoc._id, { loginat: new Date(), loginip: this.request.ip });
+    if (udoc._id !== 0) {
+        await this.ctx.serial('auth/before-login', this, udoc);
+        await user.setById(udoc._id, { loginat: new Date(), loginip: this.request.ip });
+    }
     this.context.HydroContext.user = udoc;
     this.session.viewLang = '';
     this.session.uid = udoc._id;
@@ -40,7 +43,10 @@ async function successfulAuth(this: Handler, udoc: User) {
     this.session.scope = PERM.PERM_ALL.toString();
     this.session.oauthBind = null;
     this.session.recreate = true;
-    if (udoc._id !== 0) await oplog.log(this, 'user.loginSuccess', { uid: udoc._id });
+    if (udoc._id !== 0) {
+        await oplog.log(this, 'user.loginSuccess', { uid: udoc._id });
+        await this.ctx.serial('auth/login', this, udoc);
+    }
 }
 
 class UserLoginHandler extends Handler {
diff --git a/packages/hydrooj/src/service/bus.ts b/packages/hydrooj/src/service/bus.ts
index 69a505c1d..c2d1f0a24 100644
--- a/packages/hydrooj/src/service/bus.ts
+++ b/packages/hydrooj/src/service/bus.ts
@@ -98,6 +98,9 @@ export interface EventMap {
 
     'record/change': (rdoc: RecordDoc, $set?: any, $push?: any, body?: any) => void;
     'record/judge': (rdoc: RecordDoc, updated: boolean, pdoc?: ProblemDoc, updater?: any) => VoidReturn;
+
+    'auth/before-login': (ctx: Handler, udoc: User) => VoidReturn;
+    'auth/login': (ctx: Handler, udoc: User) => VoidReturn;
 }
 
 export function apply(ctx: Context) {