Continue activitypub

server/lib/activitypub/process-add.ts

@@ -0,0 +1,72 @@
+import { VideoTorrentObject } from '../../../shared'
+import { ActivityAdd } from '../../../shared/models/activitypub/activity'
+import { generateThumbnailFromUrl, logger, retryTransactionWrapper, getOrCreateAccount } from '../../helpers'
+import { database as db } from '../../initializers'
+import { AccountInstance } from '../../models/account/account-interface'
+import { videoActivityObjectToDBAttributes, videoFileActivityUrlToDBAttributes } from './misc'
+import Bluebird = require('bluebird')
+
+async function processAddActivity (activity: ActivityAdd) {
+  const activityObject = activity.object
+  const activityType = activityObject.type
+  const account = await getOrCreateAccount(activity.actor)
+
+  if (activityType === 'Video') {
+    return processAddVideo(account, activity.id, activityObject as VideoTorrentObject)
+  }
+
+  logger.warn('Unknown activity object type %s when creating activity.', activityType, { activity: activity.id })
+  return Promise.resolve(undefined)
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  processAddActivity
+}
+
+// ---------------------------------------------------------------------------
+
+function processAddVideo (account: AccountInstance, videoChannelUrl: string, video: VideoTorrentObject) {
+  const options = {
+    arguments: [ account, videoChannelUrl ,video ],
+    errorMessage: 'Cannot insert the remote video with many retries.'
+  }
+
+  return retryTransactionWrapper(addRemoteVideo, options)
+}
+
+async function addRemoteVideo (account: AccountInstance, videoChannelUrl: string, videoToCreateData: VideoTorrentObject) {
+  logger.debug('Adding remote video %s.', videoToCreateData.url)
+
+  await db.sequelize.transaction(async t => {
+    const sequelizeOptions = {
+      transaction: t
+    }
+
+    const videoChannel = await db.VideoChannel.loadByUrl(videoChannelUrl, t)
+    if (!videoChannel) throw new Error('Video channel not found.')
+
+    if (videoChannel.Account.id !== account.id) throw new Error('Video channel is not owned by this account.')
+
+    const videoData = await videoActivityObjectToDBAttributes(videoChannel, videoToCreateData, t)
+    const video = db.Video.build(videoData)
+
+    // Don't block on request
+    generateThumbnailFromUrl(video, videoToCreateData.icon)
+      .catch(err => logger.warning('Cannot generate thumbnail of %s.', videoToCreateData.id, err))
+
+    const videoCreated = await video.save(sequelizeOptions)
+
+    const videoFileAttributes = await videoFileActivityUrlToDBAttributes(videoCreated, videoToCreateData)
+
+    const tasks: Bluebird<any>[] = videoFileAttributes.map(f => db.VideoFile.create(f))
+    await Promise.all(tasks)
+
+    const tags = videoToCreateData.tag.map(t => t.name)
+    const tagInstances = await db.Tag.findOrCreateTags(tags, t)
+    await videoCreated.setTags(tagInstances, sequelizeOptions)
+  })
+
+  logger.info('Remote video with uuid %s inserted.', videoToCreateData.uuid)
+}