server/middlewares/validators/shared/videos.ts

   1 import { Response } from 'express'
   2 import { loadVideo, VideoLoadType } from '@server/lib/model-loaders'
   3 import { VideoChannelModel } from '@server/models/video/video-channel'
   4 import { VideoFileModel } from '@server/models/video/video-file'
   5 import {
   6   MUser,
   7   MUserAccountId,
   8   MVideoAccountLight,
   9   MVideoFormattableDetails,
  10   MVideoFullLight,
  11   MVideoId,
  12   MVideoImmutable,
  13   MVideoThumbnail
  14 } from '@server/types/models'
  15 import { HttpStatusCode } from '@shared/core-utils'
  16 import { UserRight } from '@shared/models'
  17
  18 async function doesVideoExist (id: number | string, res: Response, fetchType: VideoLoadType = 'all') {
  19   const userId = res.locals.oauth ? res.locals.oauth.token.User.id : undefined
  20
  21   const video = await loadVideo(id, fetchType, userId)
  22
  23   if (video === null) {
  24     res.fail({
  25       status: HttpStatusCode.NOT_FOUND_404,
  26       message: 'Video not found'
  27     })
  28     return false
  29   }
  30
  31   switch (fetchType) {
  32     case 'for-api':
  33       res.locals.videoAPI = video as MVideoFormattableDetails
  34       break
  35
  36     case 'all':
  37       res.locals.videoAll = video as MVideoFullLight
  38       break
  39
  40     case 'only-immutable-attributes':
  41       res.locals.onlyImmutableVideo = video as MVideoImmutable
  42       break
  43
  44     case 'id':
  45       res.locals.videoId = video as MVideoId
  46       break
  47
  48     case 'only-video':
  49       res.locals.onlyVideo = video as MVideoThumbnail
  50       break
  51   }
  52
  53   return true
  54 }
  55
  56 async function doesVideoFileOfVideoExist (id: number, videoIdOrUUID: number | string, res: Response) {
  57   if (!await VideoFileModel.doesVideoExistForVideoFile(id, videoIdOrUUID)) {
  58     res.fail({
  59       status: HttpStatusCode.NOT_FOUND_404,
  60       message: 'VideoFile matching Video not found'
  61     })
  62     return false
  63   }
  64
  65   return true
  66 }
  67
  68 async function doesVideoChannelOfAccountExist (channelId: number, user: MUserAccountId, res: Response) {
  69   const videoChannel = await VideoChannelModel.loadAndPopulateAccount(channelId)
  70
  71   if (videoChannel === null) {
  72     res.fail({ message: 'Unknown video "video channel" for this instance.' })
  73     return false
  74   }
  75
  76   // Don't check account id if the user can update any video
  77   if (user.hasRight(UserRight.UPDATE_ANY_VIDEO) === true) {
  78     res.locals.videoChannel = videoChannel
  79     return true
  80   }
  81
  82   if (videoChannel.Account.id !== user.Account.id) {
  83     res.fail({
  84       message: 'Unknown video "video channel" for this account.'
  85     })
  86     return false
  87   }
  88
  89   res.locals.videoChannel = videoChannel
  90   return true
  91 }
  92
  93 function checkUserCanManageVideo (user: MUser, video: MVideoAccountLight, right: UserRight, res: Response, onlyOwned = true) {
  94   // Retrieve the user who did the request
  95   if (onlyOwned && video.isOwned() === false) {
  96     res.fail({
  97       status: HttpStatusCode.FORBIDDEN_403,
  98       message: 'Cannot manage a video of another server.'
  99     })
 100     return false
 101   }
 102
 103   // Check if the user can delete the video
 104   // The user can delete it if he has the right
 105   // Or if s/he is the video's account
 106   const account = video.VideoChannel.Account
 107   if (user.hasRight(right) === false && account.userId !== user.id) {
 108     res.fail({
 109       status: HttpStatusCode.FORBIDDEN_403,
 110       message: 'Cannot manage a video of another user.'
 111     })
 112     return false
 113   }
 114
 115   return true
 116 }
 117
 118 // ---------------------------------------------------------------------------
 119
 120 export {
 121   doesVideoChannelOfAccountExist,
 122   doesVideoExist,
 123   doesVideoFileOfVideoExist,
 124   checkUserCanManageVideo
 125 }