server/middlewares/validators/videos/video-captions.ts

   1 import express from 'express'
   2 import { body, param } from 'express-validator'
   3 import { UserRight } from '../../../../shared'
   4 import { isVideoCaptionFile, isVideoCaptionLanguageValid } from '../../../helpers/custom-validators/video-captions'
   5 import { cleanUpReqFiles } from '../../../helpers/express-utils'
   6 import { logger } from '../../../helpers/logger'
   7 import { CONSTRAINTS_FIELDS, MIMETYPES } from '../../../initializers/constants'
   8 import { areValidationErrors, checkUserCanManageVideo, doesVideoCaptionExist, doesVideoExist, isValidVideoIdParam } from '../shared'
   9
  10 const addVideoCaptionValidator = [
  11   isValidVideoIdParam('videoId'),
  12
  13   param('captionLanguage')
  14     .custom(isVideoCaptionLanguageValid).not().isEmpty().withMessage('Should have a valid caption language'),
  15
  16   body('captionfile')
  17     .custom((_, { req }) => isVideoCaptionFile(req.files, 'captionfile'))
  18     .withMessage(
  19       'This caption file is not supported or too large. ' +
  20       `Please, make sure it is under ${CONSTRAINTS_FIELDS.VIDEO_CAPTIONS.CAPTION_FILE.FILE_SIZE.max} bytes ` +
  21       'and one of the following mimetypes: ' +
  22       Object.keys(MIMETYPES.VIDEO_CAPTIONS.MIMETYPE_EXT).map(key => `${key} (${MIMETYPES.VIDEO_CAPTIONS.MIMETYPE_EXT[key]})`).join(', ')
  23     ),
  24
  25   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  26     logger.debug('Checking addVideoCaption parameters', { parameters: req.body })
  27
  28     if (areValidationErrors(req, res)) return cleanUpReqFiles(req)
  29     if (!await doesVideoExist(req.params.videoId, res)) return cleanUpReqFiles(req)
  30
  31     // Check if the user who did the request is able to update the video
  32     const user = res.locals.oauth.token.User
  33     if (!checkUserCanManageVideo(user, res.locals.videoAll, UserRight.UPDATE_ANY_VIDEO, res)) return cleanUpReqFiles(req)
  34
  35     return next()
  36   }
  37 ]
  38
  39 const deleteVideoCaptionValidator = [
  40   isValidVideoIdParam('videoId'),
  41
  42   param('captionLanguage')
  43     .custom(isVideoCaptionLanguageValid).not().isEmpty().withMessage('Should have a valid caption language'),
  44
  45   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  46     logger.debug('Checking deleteVideoCaption parameters', { parameters: req.params })
  47
  48     if (areValidationErrors(req, res)) return
  49     if (!await doesVideoExist(req.params.videoId, res)) return
  50     if (!await doesVideoCaptionExist(res.locals.videoAll, req.params.captionLanguage, res)) return
  51
  52     // Check if the user who did the request is able to update the video
  53     const user = res.locals.oauth.token.User
  54     if (!checkUserCanManageVideo(user, res.locals.videoAll, UserRight.UPDATE_ANY_VIDEO, res)) return
  55
  56     return next()
  57   }
  58 ]
  59
  60 const listVideoCaptionsValidator = [
  61   isValidVideoIdParam('videoId'),
  62
  63   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  64     logger.debug('Checking listVideoCaptions parameters', { parameters: req.params })
  65
  66     if (areValidationErrors(req, res)) return
  67     if (!await doesVideoExist(req.params.videoId, res, 'id')) return
  68
  69     return next()
  70   }
  71 ]
  72
  73 export {
  74   addVideoCaptionValidator,
  75   listVideoCaptionsValidator,
  76   deleteVideoCaptionValidator
  77 }