Continue activitypub

server/lib/activitypub/misc.ts

@@ -0,0 +1,77 @@
+import * as magnetUtil from 'magnet-uri'
+import * as Sequelize from 'sequelize'
+import { VideoTorrentObject } from '../../../shared'
+import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos'
+import { database as db } from '../../initializers'
+import { VIDEO_MIMETYPE_EXT } from '../../initializers/constants'
+import { VideoChannelInstance } from '../../models/video/video-channel-interface'
+import { VideoFileAttributes } from '../../models/video/video-file-interface'
+import { VideoAttributes, VideoInstance } from '../../models/video/video-interface'
+
+async function videoActivityObjectToDBAttributes (videoChannel: VideoChannelInstance, videoObject: VideoTorrentObject, t: Sequelize.Transaction) {
+  const videoFromDatabase = await db.Video.loadByUUIDOrURL(videoObject.uuid, videoObject.id, t)
+  if (videoFromDatabase) throw new Error('Video with this UUID/Url already exists.')
+
+  const duration = videoObject.duration.replace(/[^\d]+/, '')
+  const videoData: VideoAttributes = {
+    name: videoObject.name,
+    uuid: videoObject.uuid,
+    url: videoObject.id,
+    category: parseInt(videoObject.category.identifier, 10),
+    licence: parseInt(videoObject.licence.identifier, 10),
+    language: parseInt(videoObject.language.identifier, 10),
+    nsfw: videoObject.nsfw,
+    description: videoObject.content,
+    channelId: videoChannel.id,
+    duration: parseInt(duration, 10),
+    createdAt: videoObject.published,
+    // FIXME: updatedAt does not seems to be considered by Sequelize
+    updatedAt: videoObject.updated,
+    views: videoObject.views,
+    likes: 0,
+    dislikes: 0,
+    // likes: videoToCreateData.likes,
+    // dislikes: videoToCreateData.dislikes,
+    remote: true,
+    privacy: 1
+    // privacy: videoToCreateData.privacy
+  }
+
+  return videoData
+}
+
+function videoFileActivityUrlToDBAttributes (videoCreated: VideoInstance, videoObject: VideoTorrentObject) {
+  const fileUrls = videoObject.url
+    .filter(u => Object.keys(VIDEO_MIMETYPE_EXT).indexOf(u.mimeType) !== -1)
+
+  const attributes: VideoFileAttributes[] = []
+  for (const url of fileUrls) {
+    // Fetch associated magnet uri
+    const magnet = videoObject.url
+      .find(u => {
+        return u.mimeType === 'application/x-bittorrent;x-scheme-handler/magnet' && u.width === url.width
+      })
+    if (!magnet) throw new Error('Cannot find associated magnet uri for file ' + url.url)
+
+    const parsed = magnetUtil.decode(magnet.url)
+    if (!parsed || isVideoFileInfoHashValid(parsed.infoHash) === false) throw new Error('Cannot parse magnet URI ' + magnet.url)
+
+    const attribute = {
+      extname: VIDEO_MIMETYPE_EXT[url.mimeType],
+      infoHash: parsed.infoHash,
+      resolution: url.width,
+      size: url.size,
+      videoId: videoCreated.id
+    }
+    attributes.push(attribute)
+  }
+
+  return attributes
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  videoFileActivityUrlToDBAttributes,
+  videoActivityObjectToDBAttributes
+}