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

   1 import express from 'express'
   2 import { body, param } from 'express-validator'
   3 import { isIdOrUUIDValid } from '@server/helpers/custom-validators/misc'
   4 import {
   5   isStudioCutTaskValid,
   6   isStudioTaskAddIntroOutroValid,
   7   isStudioTaskAddWatermarkValid,
   8   isValidStudioTasksArray
   9 } from '@server/helpers/custom-validators/video-studio'
  10 import { cleanUpReqFiles } from '@server/helpers/express-utils'
  11 import { CONFIG } from '@server/initializers/config'
  12 import { approximateIntroOutroAdditionalSize, getTaskFile } from '@server/lib/video-studio'
  13 import { isAudioFile } from '@shared/extra-utils'
  14 import { HttpStatusCode, UserRight, VideoState, VideoStudioCreateEdition, VideoStudioTask } from '@shared/models'
  15 import { logger } from '../../../helpers/logger'
  16 import { areValidationErrors, checkUserCanManageVideo, checkUserQuota, doesVideoExist } from '../shared'
  17
  18 const videoStudioAddEditionValidator = [
  19   param('videoId').custom(isIdOrUUIDValid).withMessage('Should have a valid video id/uuid'),
  20
  21   body('tasks').custom(isValidStudioTasksArray).withMessage('Should have a valid array of tasks'),
  22
  23   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
  24     logger.debug('Checking videoStudioAddEditionValidator parameters.', { parameters: req.params, body: req.body, files: req.files })
  25
  26     if (CONFIG.VIDEO_STUDIO.ENABLED !== true) {
  27       res.fail({
  28         status: HttpStatusCode.BAD_REQUEST_400,
  29         message: 'Video studio is disabled on this instance'
  30       })
  31
  32       return cleanUpReqFiles(req)
  33     }
  34
  35     if (areValidationErrors(req, res)) return cleanUpReqFiles(req)
  36
  37     const body: VideoStudioCreateEdition = req.body
  38     const files = req.files as Express.Multer.File[]
  39
  40     for (let i = 0; i < body.tasks.length; i++) {
  41       const task = body.tasks[i]
  42
  43       if (!checkTask(req, task, i)) {
  44         res.fail({
  45           status: HttpStatusCode.BAD_REQUEST_400,
  46           message: `Task ${task.name} is invalid`
  47         })
  48
  49         return cleanUpReqFiles(req)
  50       }
  51
  52       if (task.name === 'add-intro' || task.name === 'add-outro') {
  53         const filePath = getTaskFile(files, i).path
  54
  55         // Our concat filter needs a video stream
  56         if (await isAudioFile(filePath)) {
  57           res.fail({
  58             status: HttpStatusCode.BAD_REQUEST_400,
  59             message: `Task ${task.name} is invalid: file does not contain a video stream`
  60           })
  61
  62           return cleanUpReqFiles(req)
  63         }
  64       }
  65     }
  66
  67     if (!await doesVideoExist(req.params.videoId, res)) return cleanUpReqFiles(req)
  68
  69     const video = res.locals.videoAll
  70     if (video.state === VideoState.TO_TRANSCODE || video.state === VideoState.TO_EDIT) {
  71       res.fail({
  72         status: HttpStatusCode.CONFLICT_409,
  73         message: 'Cannot edit video that is already waiting for transcoding/edition'
  74       })
  75
  76       return cleanUpReqFiles(req)
  77     }
  78
  79     const user = res.locals.oauth.token.User
  80     if (!checkUserCanManageVideo(user, video, UserRight.UPDATE_ANY_VIDEO, res)) return cleanUpReqFiles(req)
  81
  82     // Try to make an approximation of bytes added by the intro/outro
  83     const additionalBytes = await approximateIntroOutroAdditionalSize(video, body.tasks, i => getTaskFile(files, i).path)
  84     if (await checkUserQuota(user, additionalBytes, res) === false) return cleanUpReqFiles(req)
  85
  86     return next()
  87   }
  88 ]
  89
  90 // ---------------------------------------------------------------------------
  91
  92 export {
  93   videoStudioAddEditionValidator
  94 }
  95
  96 // ---------------------------------------------------------------------------
  97
  98 const taskCheckers: {
  99   [id in VideoStudioTask['name']]: (task: VideoStudioTask, indice?: number, files?: Express.Multer.File[]) => boolean
 100 } = {
 101   'cut': isStudioCutTaskValid,
 102   'add-intro': isStudioTaskAddIntroOutroValid,
 103   'add-outro': isStudioTaskAddIntroOutroValid,
 104   'add-watermark': isStudioTaskAddWatermarkValid
 105 }
 106
 107 function checkTask (req: express.Request, task: VideoStudioTask, indice?: number) {
 108   const checker = taskCheckers[task.name]
 109   if (!checker) return false
 110
 111   return checker(task, indice, req.files as Express.Multer.File[])
 112 }