server/middlewares/validators/follows.ts

   1 import * as express from 'express'
   2 import { body, param } from 'express-validator/check'
   3 import { getServerActor, isTestInstance, logger } from '../../helpers'
   4 import { isEachUniqueHostValid, isHostValid } from '../../helpers/custom-validators/servers'
   5 import { CONFIG } from '../../initializers'
   6 import { ActorFollowModel } from '../../models/activitypub/actor-follow'
   7 import { areValidationErrors } from './utils'
   8
   9 const followValidator = [
  10   body('hosts').custom(isEachUniqueHostValid).withMessage('Should have an array of unique hosts'),
  11
  12   (req: express.Request, res: express.Response, next: express.NextFunction) => {
  13     // Force https if the administrator wants to make friends
  14     if (isTestInstance() === false && CONFIG.WEBSERVER.SCHEME === 'http') {
  15       return res.status(400)
  16         .json({
  17           error: 'Cannot follow non HTTPS web server.'
  18         })
  19         .end()
  20     }
  21
  22     logger.debug('Checking follow parameters', { parameters: req.body })
  23
  24     if (areValidationErrors(req, res)) return
  25
  26     return next()
  27   }
  28 ]
  29
  30 const removeFollowingValidator = [
  31   param('host').custom(isHostValid).withMessage('Should have a valid host'),
  32
  33   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  34     logger.debug('Checking unfollow parameters', { parameters: req.params })
  35
  36     if (areValidationErrors(req, res)) return
  37
  38     const serverActor = await getServerActor()
  39     const follow = await ActorFollowModel.loadByActorAndTargetHost(serverActor.id, req.params.host)
  40
  41     if (!follow) {
  42       return res.status(404)
  43         .end()
  44     }
  45
  46     res.locals.follow = follow
  47     return next()
  48   }
  49 ]
  50
  51 // ---------------------------------------------------------------------------
  52
  53 export {
  54   followValidator,
  55   removeFollowingValidator
  56 }