server/middlewares/validators/activitypub/signature.ts

   1 import * as express from 'express'
   2 import { body } from 'express-validator/check'
   3 import {
   4   isSignatureCreatorValid, isSignatureTypeValid,
   5   isSignatureValueValid
   6 } from '../../../helpers/custom-validators/activitypub/signature'
   7 import { isDateValid } from '../../../helpers/custom-validators/misc'
   8 import { logger } from '../../../helpers/logger'
   9 import { areValidationErrors } from '../utils'
  10
  11 const signatureValidator = [
  12   body('signature.type')
  13     .optional()
  14     .custom(isSignatureTypeValid).withMessage('Should have a valid signature type'),
  15   body('signature.created')
  16     .optional()
  17     .custom(isDateValid).withMessage('Should have a valid signature created date'),
  18   body('signature.creator')
  19     .optional()
  20     .custom(isSignatureCreatorValid).withMessage('Should have a valid signature creator'),
  21   body('signature.signatureValue')
  22     .optional()
  23     .custom(isSignatureValueValid).withMessage('Should have a valid signature value'),
  24
  25   (req: express.Request, res: express.Response, next: express.NextFunction) => {
  26     logger.debug('Checking activitypub signature parameter', { parameters: { signature: req.body.signature } })
  27
  28     if (areValidationErrors(req, res)) return
  29
  30     return next()
  31   }
  32 ]
  33
  34 // ---------------------------------------------------------------------------
  35
  36 export {
  37   signatureValidator
  38 }