server/middlewares/validators/user-subscriptions.ts

   1 import * as express from 'express'
   2 import 'express-validator'
   3 import { body, param } from 'express-validator/check'
   4 import { logger } from '../../helpers/logger'
   5 import { areValidationErrors } from './utils'
   6 import { ActorFollowModel } from '../../models/activitypub/actor-follow'
   7 import { isValidActorHandle } from '../../helpers/custom-validators/activitypub/actor'
   8 import { UserModel } from '../../models/account/user'
   9 import { CONFIG } from '../../initializers'
  10
  11 const userSubscriptionAddValidator = [
  12   body('uri').custom(isValidActorHandle).withMessage('Should have a valid URI to follow (username@domain)'),
  13
  14   (req: express.Request, res: express.Response, next: express.NextFunction) => {
  15     logger.debug('Checking userSubscriptionAddValidator parameters', { parameters: req.body })
  16
  17     if (areValidationErrors(req, res)) return
  18
  19     return next()
  20   }
  21 ]
  22
  23 const userSubscriptionRemoveValidator = [
  24   param('uri').custom(isValidActorHandle).withMessage('Should have a valid URI to unfollow'),
  25
  26   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  27     logger.debug('Checking unfollow parameters', { parameters: req.params })
  28
  29     if (areValidationErrors(req, res)) return
  30
  31     let [ name, host ] = req.params.uri.split('@')
  32     if (host === CONFIG.WEBSERVER.HOST) host = null
  33
  34     const user: UserModel = res.locals.oauth.token.User
  35     const subscription = await ActorFollowModel.loadByActorAndTargetNameAndHost(user.Account.Actor.id, name, host)
  36
  37     if (!subscription) {
  38       return res
  39         .status(404)
  40         .json({
  41           error: `Subscription ${req.params.uri} not found.`
  42         })
  43         .end()
  44     }
  45
  46     res.locals.subscription = subscription
  47     return next()
  48   }
  49 ]
  50
  51 // ---------------------------------------------------------------------------
  52
  53 export {
  54   userSubscriptionAddValidator,
  55   userSubscriptionRemoveValidator
  56 }
  57
  58 // ---------------------------------------------------------------------------