server/middlewares/validators/redundancy.ts

   1 import * as express from 'express'
   2 import 'express-validator'
   3 import { body, param } from 'express-validator/check'
   4 import { exists, isBooleanValid, isIdOrUUIDValid, toIntOrNull } from '../../helpers/custom-validators/misc'
   5 import { logger } from '../../helpers/logger'
   6 import { areValidationErrors } from './utils'
   7 import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy'
   8 import { isHostValid } from '../../helpers/custom-validators/servers'
   9 import { ServerModel } from '../../models/server/server'
  10 import { doesVideoExist } from '../../helpers/middlewares'
  11
  12 const videoFileRedundancyGetValidator = [
  13   param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid video id'),
  14   param('resolution')
  15     .customSanitizer(toIntOrNull)
  16     .custom(exists).withMessage('Should have a valid resolution'),
  17   param('fps')
  18     .optional()
  19     .customSanitizer(toIntOrNull)
  20     .custom(exists).withMessage('Should have a valid fps'),
  21
  22   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  23     logger.debug('Checking videoFileRedundancyGetValidator parameters', { parameters: req.params })
  24
  25     if (areValidationErrors(req, res)) return
  26     if (!await doesVideoExist(req.params.videoId, res)) return
  27
  28     const video = res.locals.video
  29     const videoFile = video.VideoFiles.find(f => {
  30       return f.resolution === req.params.resolution && (!req.params.fps || f.fps === req.params.fps)
  31     })
  32
  33     if (!videoFile) return res.status(404).json({ error: 'Video file not found.' })
  34     res.locals.videoFile = videoFile
  35
  36     const videoRedundancy = await VideoRedundancyModel.loadLocalByFileId(videoFile.id)
  37     if (!videoRedundancy) return res.status(404).json({ error: 'Video redundancy not found.' })
  38     res.locals.videoRedundancy = videoRedundancy
  39
  40     return next()
  41   }
  42 ]
  43
  44 const videoPlaylistRedundancyGetValidator = [
  45   param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid video id'),
  46   param('streamingPlaylistType').custom(exists).withMessage('Should have a valid streaming playlist type'),
  47
  48   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  49     logger.debug('Checking videoPlaylistRedundancyGetValidator parameters', { parameters: req.params })
  50
  51     if (areValidationErrors(req, res)) return
  52     if (!await doesVideoExist(req.params.videoId, res)) return
  53
  54     const video = res.locals.video
  55     const videoStreamingPlaylist = video.VideoStreamingPlaylists.find(p => p === req.params.streamingPlaylistType)
  56
  57     if (!videoStreamingPlaylist) return res.status(404).json({ error: 'Video playlist not found.' })
  58     res.locals.videoStreamingPlaylist = videoStreamingPlaylist
  59
  60     const videoRedundancy = await VideoRedundancyModel.loadLocalByStreamingPlaylistId(videoStreamingPlaylist.id)
  61     if (!videoRedundancy) return res.status(404).json({ error: 'Video redundancy not found.' })
  62     res.locals.videoRedundancy = videoRedundancy
  63
  64     return next()
  65   }
  66 ]
  67
  68 const updateServerRedundancyValidator = [
  69   param('host').custom(isHostValid).withMessage('Should have a valid host'),
  70   body('redundancyAllowed')
  71     .toBoolean()
  72     .custom(isBooleanValid).withMessage('Should have a valid redundancyAllowed attribute'),
  73
  74   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  75     logger.debug('Checking updateServerRedundancy parameters', { parameters: req.params })
  76
  77     if (areValidationErrors(req, res)) return
  78
  79     const server = await ServerModel.loadByHost(req.params.host)
  80
  81     if (!server) {
  82       return res
  83         .status(404)
  84         .json({
  85           error: `Server ${req.params.host} not found.`
  86         })
  87         .end()
  88     }
  89
  90     res.locals.server = server
  91     return next()
  92   }
  93 ]
  94
  95 // ---------------------------------------------------------------------------
  96
  97 export {
  98   videoFileRedundancyGetValidator,
  99   videoPlaylistRedundancyGetValidator,
 100   updateServerRedundancyValidator
 101 }