From 56f47830758ff8e92abcfcc5f35d474ab12fe215 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Wed, 5 Oct 2022 15:37:15 +0200
Subject: Support two factor authentication in backend

---
 server/middlewares/validators/shared/index.ts |  1 +
 server/middlewares/validators/shared/users.ts | 62 +++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100644 server/middlewares/validators/shared/users.ts

(limited to 'server/middlewares/validators/shared')

diff --git a/server/middlewares/validators/shared/index.ts b/server/middlewares/validators/shared/index.ts
index bbd03b248..de98cd442 100644
--- a/server/middlewares/validators/shared/index.ts
+++ b/server/middlewares/validators/shared/index.ts
@@ -1,5 +1,6 @@
 export * from './abuses'
 export * from './accounts'
+export * from './users'
 export * from './utils'
 export * from './video-blacklists'
 export * from './video-captions'
diff --git a/server/middlewares/validators/shared/users.ts b/server/middlewares/validators/shared/users.ts
new file mode 100644
index 000000000..fbaa7db0e
--- /dev/null
+++ b/server/middlewares/validators/shared/users.ts
@@ -0,0 +1,62 @@
+import express from 'express'
+import { ActorModel } from '@server/models/actor/actor'
+import { UserModel } from '@server/models/user/user'
+import { MUserDefault } from '@server/types/models'
+import { HttpStatusCode } from '@shared/models'
+
+function checkUserIdExist (idArg: number | string, res: express.Response, withStats = false) {
+  const id = parseInt(idArg + '', 10)
+  return checkUserExist(() => UserModel.loadByIdWithChannels(id, withStats), res)
+}
+
+function checkUserEmailExist (email: string, res: express.Response, abortResponse = true) {
+  return checkUserExist(() => UserModel.loadByEmail(email), res, abortResponse)
+}
+
+async function checkUserNameOrEmailDoesNotAlreadyExist (username: string, email: string, res: express.Response) {
+  const user = await UserModel.loadByUsernameOrEmail(username, email)
+
+  if (user) {
+    res.fail({
+      status: HttpStatusCode.CONFLICT_409,
+      message: 'User with this username or email already exists.'
+    })
+    return false
+  }
+
+  const actor = await ActorModel.loadLocalByName(username)
+  if (actor) {
+    res.fail({
+      status: HttpStatusCode.CONFLICT_409,
+      message: 'Another actor (account/channel) with this name on this instance already exists or has already existed.'
+    })
+    return false
+  }
+
+  return true
+}
+
+async function checkUserExist (finder: () => Promise<MUserDefault>, res: express.Response, abortResponse = true) {
+  const user = await finder()
+
+  if (!user) {
+    if (abortResponse === true) {
+      res.fail({
+        status: HttpStatusCode.NOT_FOUND_404,
+        message: 'User not found'
+      })
+    }
+
+    return false
+  }
+
+  res.locals.user = user
+  return true
+}
+
+export {
+  checkUserIdExist,
+  checkUserEmailExist,
+  checkUserNameOrEmailDoesNotAlreadyExist,
+  checkUserExist
+}
-- 
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