server/lib/activitypub/misc.ts

   1 import * as magnetUtil from 'magnet-uri'
   2 import * as Sequelize from 'sequelize'
   3 import { VideoTorrentObject } from '../../../shared'
   4 import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos'
   5 import { database as db } from '../../initializers'
   6 import { VIDEO_MIMETYPE_EXT } from '../../initializers/constants'
   7 import { VideoChannelInstance } from '../../models/video/video-channel-interface'
   8 import { VideoFileAttributes } from '../../models/video/video-file-interface'
   9 import { VideoAttributes, VideoInstance } from '../../models/video/video-interface'
  10 import { VideoChannelObject } from '../../../shared/models/activitypub/objects/video-channel-object'
  11 import { AccountInstance } from '../../models/account/account-interface'
  12
  13 function videoChannelActivityObjectToDBAttributes (videoChannelObject: VideoChannelObject, account: AccountInstance) {
  14   return {
  15     name: videoChannelObject.name,
  16     description: videoChannelObject.content,
  17     uuid: videoChannelObject.uuid,
  18     url: videoChannelObject.id,
  19     createdAt: new Date(videoChannelObject.published),
  20     updatedAt: new Date(videoChannelObject.updated),
  21     remote: true,
  22     accountId: account.id
  23   }
  24 }
  25
  26 async function videoActivityObjectToDBAttributes (
  27   videoChannel: VideoChannelInstance,
  28   videoObject: VideoTorrentObject
  29 ) {
  30   const duration = videoObject.duration.replace(/[^\d]+/, '')
  31   const videoData: VideoAttributes = {
  32     name: videoObject.name,
  33     uuid: videoObject.uuid,
  34     url: videoObject.id,
  35     category: parseInt(videoObject.category.identifier, 10),
  36     licence: parseInt(videoObject.licence.identifier, 10),
  37     language: parseInt(videoObject.language.identifier, 10),
  38     nsfw: videoObject.nsfw,
  39     description: videoObject.content,
  40     channelId: videoChannel.id,
  41     duration: parseInt(duration, 10),
  42     createdAt: new Date(videoObject.published),
  43     // FIXME: updatedAt does not seems to be considered by Sequelize
  44     updatedAt: new Date(videoObject.updated),
  45     views: videoObject.views,
  46     likes: 0,
  47     dislikes: 0,
  48     // likes: videoToCreateData.likes,
  49     // dislikes: videoToCreateData.dislikes,
  50     remote: true,
  51     privacy: 1
  52     // privacy: videoToCreateData.privacy
  53   }
  54
  55   return videoData
  56 }
  57
  58 function videoFileActivityUrlToDBAttributes (videoCreated: VideoInstance, videoObject: VideoTorrentObject) {
  59   const mimeTypes = Object.keys(VIDEO_MIMETYPE_EXT)
  60   const fileUrls = videoObject.url.filter(u => {
  61     return mimeTypes.indexOf(u.mimeType) !== -1 && u.mimeType.startsWith('video/')
  62   })
  63
  64   if (fileUrls.length === 0) {
  65     throw new Error('Cannot find video files for ' + videoCreated.url)
  66   }
  67
  68   const attributes: VideoFileAttributes[] = []
  69   for (const fileUrl of fileUrls) {
  70     // Fetch associated magnet uri
  71     const magnet = videoObject.url.find(u => {
  72       return u.mimeType === 'application/x-bittorrent;x-scheme-handler/magnet' && u.width === fileUrl.width
  73     })
  74
  75     if (!magnet) throw new Error('Cannot find associated magnet uri for file ' + fileUrl.url)
  76
  77     const parsed = magnetUtil.decode(magnet.url)
  78     if (!parsed || isVideoFileInfoHashValid(parsed.infoHash) === false) throw new Error('Cannot parse magnet URI ' + magnet.url)
  79
  80     const attribute = {
  81       extname: VIDEO_MIMETYPE_EXT[fileUrl.mimeType],
  82       infoHash: parsed.infoHash,
  83       resolution: fileUrl.width,
  84       size: fileUrl.size,
  85       videoId: videoCreated.id
  86     }
  87     attributes.push(attribute)
  88   }
  89
  90   return attributes
  91 }
  92
  93 // ---------------------------------------------------------------------------
  94
  95 export {
  96   videoFileActivityUrlToDBAttributes,
  97   videoActivityObjectToDBAttributes,
  98   videoChannelActivityObjectToDBAttributes
  99 }