+
+// ---------------------------------------------------------------------------
+
+function processVideoShare (actorAnnouncer: ActorModel, activity: ActivityAnnounce) {
+ const options = {
+ arguments: [ actorAnnouncer, activity ],
+ errorMessage: 'Cannot share the video activity with many retries.'
+ }
+
+ return retryTransactionWrapper(shareVideo, options)
+}
+
+async function shareVideo (actorAnnouncer: ActorModel, activity: ActivityAnnounce) {
+ const announced = activity.object
+ let video: VideoModel
+
+ if (typeof announced === 'string') {
+ const res = await getOrCreateAccountAndVideoAndChannel(announced)
+ video = res.video
+ } else {
+ video = await processCreateActivity(announced)
+ }
+
+ return sequelizeTypescript.transaction(async t => {
+ // Add share entry
+
+ const share = {
+ actorId: actorAnnouncer.id,
+ videoId: video.id
+ }
+
+ const [ , created ] = await VideoShareModel.findOrCreate({
+ where: share,
+ defaults: share,
+ transaction: t
+ })
+
+ if (video.isOwned() && created === true) {
+ // Don't resend the activity to the sender
+ const exceptions = [ actorAnnouncer ]
+ await forwardActivity(activity, t, exceptions)
+ }
+
+ return undefined
+ })
+}