server/middlewares/validators/user-subscriptions.ts

   1 import * as express from 'express'
   2 import { body, param, query } from 'express-validator'
   3 import { logger } from '../../helpers/logger'
   4 import { areValidationErrors } from './utils'
   5 import { ActorFollowModel } from '../../models/activitypub/actor-follow'
   6 import { areValidActorHandles, isValidActorHandle } from '../../helpers/custom-validators/activitypub/actor'
   7 import { toArray } from '../../helpers/custom-validators/misc'
   8 import { WEBSERVER } from '../../initializers/constants'
   9
  10 const userSubscriptionListValidator = [
  11   query('search').optional().not().isEmpty().withMessage('Should have a valid search'),
  12
  13   (req: express.Request, res: express.Response, next: express.NextFunction) => {
  14     logger.debug('Checking userSubscriptionListValidator parameters', { parameters: req.query })
  15
  16     if (areValidationErrors(req, res)) return
  17
  18     return next()
  19   }
  20 ]
  21
  22 const userSubscriptionAddValidator = [
  23   body('uri').custom(isValidActorHandle).withMessage('Should have a valid URI to follow (username@domain)'),
  24
  25   (req: express.Request, res: express.Response, next: express.NextFunction) => {
  26     logger.debug('Checking userSubscriptionAddValidator parameters', { parameters: req.body })
  27
  28     if (areValidationErrors(req, res)) return
  29
  30     return next()
  31   }
  32 ]
  33
  34 const areSubscriptionsExistValidator = [
  35   query('uris')
  36     .customSanitizer(toArray)
  37     .custom(areValidActorHandles).withMessage('Should have a valid uri array'),
  38
  39   (req: express.Request, res: express.Response, next: express.NextFunction) => {
  40     logger.debug('Checking areSubscriptionsExistValidator parameters', { parameters: req.query })
  41
  42     if (areValidationErrors(req, res)) return
  43
  44     return next()
  45   }
  46 ]
  47
  48 const userSubscriptionGetValidator = [
  49   param('uri').custom(isValidActorHandle).withMessage('Should have a valid URI to unfollow'),
  50
  51   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  52     logger.debug('Checking userSubscriptionGetValidator parameters', { parameters: req.params })
  53
  54     if (areValidationErrors(req, res)) return
  55
  56     let [ name, host ] = req.params.uri.split('@')
  57     if (host === WEBSERVER.HOST) host = null
  58
  59     const user = res.locals.oauth.token.User
  60     const subscription = await ActorFollowModel.loadByActorAndTargetNameAndHostForAPI(user.Account.Actor.id, name, host)
  61
  62     if (!subscription || !subscription.ActorFollowing.VideoChannel) {
  63       return res
  64         .status(404)
  65         .json({
  66           error: `Subscription ${req.params.uri} not found.`
  67         })
  68     }
  69
  70     res.locals.subscription = subscription
  71     return next()
  72   }
  73 ]
  74
  75 // ---------------------------------------------------------------------------
  76
  77 export {
  78   areSubscriptionsExistValidator,
  79   userSubscriptionListValidator,
  80   userSubscriptionAddValidator,
  81   userSubscriptionGetValidator
  82 }