server/middlewares/validators/redundancy.ts

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