server/middlewares/validators/webfinger.ts

   1 import { query } from 'express-validator/check'
   2 import * as express from 'express'
   3
   4 import { checkErrors } from './utils'
   5 import { logger, isWebfingerResourceValid } from '../../helpers'
   6 import { database as db } from '../../initializers'
   7
   8 const webfingerValidator = [
   9   query('resource').custom(isWebfingerResourceValid).withMessage('Should have a valid webfinger resource'),
  10
  11   (req: express.Request, res: express.Response, next: express.NextFunction) => {
  12     logger.debug('Checking webfinger parameters', { parameters: req.query })
  13
  14     checkErrors(req, res, () => {
  15       // Remove 'acct:' from the beginning of the string
  16       const nameWithHost = req.query.resource.substr(5)
  17       const [ name ] = nameWithHost.split('@')
  18
  19       db.Account.loadLocalByName(name)
  20         .then(account => {
  21           if (!account) {
  22             return res.status(404)
  23               .send({ error: 'Account not found' })
  24               .end()
  25           }
  26
  27           res.locals.account = account
  28           return next()
  29         })
  30         .catch(err => {
  31           logger.error('Error in webfinger validator.', err)
  32           return res.sendStatus(500)
  33         })
  34     })
  35   }
  36 ]
  37
  38 // ---------------------------------------------------------------------------
  39
  40 export {
  41   webfingerValidator
  42 }