server/middlewares/validators/webfinger.ts

   1 import * as express from 'express'
   2 import { query } from 'express-validator'
   3 import { HttpStatusCode } from '../../../shared/core-utils/miscs/http-error-codes'
   4 import { isWebfingerLocalResourceValid } from '../../helpers/custom-validators/webfinger'
   5 import { getHostWithPort } from '../../helpers/express-utils'
   6 import { logger } from '../../helpers/logger'
   7 import { ActorModel } from '../../models/actor/actor'
   8 import { areValidationErrors } from './utils'
   9
  10 const webfingerValidator = [
  11   query('resource').custom(isWebfingerLocalResourceValid).withMessage('Should have a valid webfinger resource'),
  12
  13   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  14     logger.debug('Checking webfinger parameters', { parameters: req.query })
  15
  16     if (areValidationErrors(req, res)) return
  17
  18     // Remove 'acct:' from the beginning of the string
  19     const nameWithHost = getHostWithPort(req.query.resource.substr(5))
  20     const [ name ] = nameWithHost.split('@')
  21
  22     const actor = await ActorModel.loadLocalUrlByName(name)
  23     if (!actor) {
  24       return res.status(HttpStatusCode.NOT_FOUND_404)
  25                 .send({ error: 'Actor not found' })
  26                 .end()
  27     }
  28
  29     res.locals.actorUrl = actor
  30     return next()
  31   }
  32 ]
  33
  34 // ---------------------------------------------------------------------------
  35
  36 export {
  37   webfingerValidator
  38 }