Implement signup approval in server

2 files changed, 62 insertions, 2 deletions

diff --git a/server/middlewares/validators/shared/user-registrations.ts b/server/middlewares/validators/shared/user-registrations.ts
new file mode 100644
index 000000000..dbc7dda06
--- /dev/null
+++ b/server/middlewares/validators/shared/user-registrations.ts
@@ -0,0 +1,60 @@
+import express from 'express'
+import { UserRegistrationModel } from '@server/models/user/user-registration'
+import { MRegistration } from '@server/types/models'
+import { forceNumber, pick } from '@shared/core-utils'
+import { HttpStatusCode } from '@shared/models'
+
+function checkRegistrationIdExist (idArg: number | string, res: express.Response) {
+  const id = forceNumber(idArg)
+  return checkRegistrationExist(() => UserRegistrationModel.load(id), res)
+}
+
+function checkRegistrationEmailExist (email: string, res: express.Response, abortResponse = true) {
+  return checkRegistrationExist(() => UserRegistrationModel.loadByEmail(email), res, abortResponse)
+}
+
+async function checkRegistrationHandlesDoNotAlreadyExist (options: {
+  username: string
+  channelHandle: string
+  email: string
+  res: express.Response
+}) {
+  const { res } = options
+
+  const registration = await UserRegistrationModel.loadByEmailOrHandle(pick(options, [ 'username', 'email', 'channelHandle' ]))
+
+  if (registration) {
+    res.fail({
+      status: HttpStatusCode.CONFLICT_409,
+      message: 'Registration with this username, channel name or email already exists.'
+    })
+    return false
+  }
+
+  return true
+}
+
+async function checkRegistrationExist (finder: () => Promise<MRegistration>, res: express.Response, abortResponse = true) {
+  const registration = await finder()
+
+  if (!registration) {
+    if (abortResponse === true) {
+      res.fail({
+        status: HttpStatusCode.NOT_FOUND_404,
+        message: 'User not found'
+      })
+    }
+
+    return false
+  }
+
+  res.locals.userRegistration = registration
+  return true
+}
+
+export {
+  checkRegistrationIdExist,
+  checkRegistrationEmailExist,
+  checkRegistrationHandlesDoNotAlreadyExist,
+  checkRegistrationExist
+}
diff --git a/server/middlewares/validators/shared/users.ts b/server/middlewares/validators/shared/users.ts
index b8f1436d3..030adc9f7 100644
--- a/server/middlewares/validators/shared/users.ts
+++ b/server/middlewares/validators/shared/users.ts
@@ -14,7 +14,7 @@ function checkUserEmailExist (email: string, res: express.Response, abortRespons
   return checkUserExist(() => UserModel.loadByEmail(email), res, abortResponse)
 }
 
-async function checkUserNameOrEmailDoesNotAlreadyExist (username: string, email: string, res: express.Response) {
+async function checkUserNameOrEmailDoNotAlreadyExist (username: string, email: string, res: express.Response) {
   const user = await UserModel.loadByUsernameOrEmail(username, email)
 
   if (user) {
@@ -58,6 +58,6 @@ async function checkUserExist (finder: () => Promise<MUserDefault>, res: express
 export {
   checkUserIdExist,
   checkUserEmailExist,
-  checkUserNameOrEmailDoesNotAlreadyExist,
+  checkUserNameOrEmailDoNotAlreadyExist,
   checkUserExist
 }