From 030177d246834fdba89be9bbaeac497589b47102 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Thu, 15 Nov 2018 16:18:12 +0100
Subject: [PATCH] Don't forward view, send updates instead

To avoid inconsistencies in the federation, now the origin server will
tell other instances what is the correct number of views
---
 server/controllers/api/videos/index.ts           |  6 +++++-
 server/lib/activitypub/process/process-create.ts | 16 ++++------------
 server/lib/job-queue/handlers/video-views.ts     |  8 ++++++--
 server/lib/job-queue/job-queue.ts                |  4 ++--
 4 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/server/controllers/api/videos/index.ts b/server/controllers/api/videos/index.ts
index 664154406..e654bdd09 100644
--- a/server/controllers/api/videos/index.ts
+++ b/server/controllers/api/videos/index.ts
@@ -405,7 +405,11 @@ async function viewVideo (req: express.Request, res: express.Response) {
 
   const serverActor = await getServerActor()
 
-  await sendCreateView(serverActor, videoInstance, undefined)
+  // Send the event to the origin server
+  // If we own the video, we'll send an update event when we'll process the views (in our job queue)
+  if (videoInstance.isOwned() === false) {
+    await sendCreateView(serverActor, videoInstance, undefined)
+  }
 
   return res.status(204).end()
 }
diff --git a/server/lib/activitypub/process/process-create.ts b/server/lib/activitypub/process/process-create.ts
index 920d02cd2..214e14546 100644
--- a/server/lib/activitypub/process/process-create.ts
+++ b/server/lib/activitypub/process/process-create.ts
@@ -13,7 +13,8 @@ import { forwardVideoRelatedActivity } from '../send/utils'
 import { Redis } from '../../redis'
 import { createOrUpdateCacheFile } from '../cache-file'
 import { immutableAssign } from '../../../tests/utils'
-import { getVideoDislikeActivityPubUrl, getVideoLikeActivityPubUrl } from '../url'
+import { getVideoDislikeActivityPubUrl } from '../url'
+import { VideoModel } from '../../../models/video/video'
 
 async function processCreateActivity (activity: ActivityCreate, byActor: ActorModel) {
   const activityObject = activity.object
@@ -87,19 +88,10 @@ async function processCreateDislike (byActor: ActorModel, activity: ActivityCrea
 async function processCreateView (byActor: ActorModel, activity: ActivityCreate) {
   const view = activity.object as ViewObject
 
-  const options = {
-    videoObject: view.object,
-    fetchType: 'only-video' as 'only-video'
-  }
-  const { video } = await getOrCreateVideoAndAccountAndChannel(options)
+  const video = await VideoModel.loadByUrl(view.object)
+  if (!video || video.isOwned() === false) return
 
   await Redis.Instance.addVideoView(video.id)
-
-  if (video.isOwned()) {
-    // Don't resend the activity to the sender
-    const exceptions = [ byActor ]
-    await forwardVideoRelatedActivity(activity, undefined, exceptions, video)
-  }
 }
 
 async function processCacheFile (byActor: ActorModel, activity: ActivityCreate) {
diff --git a/server/lib/job-queue/handlers/video-views.ts b/server/lib/job-queue/handlers/video-views.ts
index cf180a11a..2ceec2342 100644
--- a/server/lib/job-queue/handlers/video-views.ts
+++ b/server/lib/job-queue/handlers/video-views.ts
@@ -3,8 +3,9 @@ import { logger } from '../../../helpers/logger'
 import { VideoModel } from '../../../models/video/video'
 import { VideoViewModel } from '../../../models/video/video-views'
 import { isTestInstance } from '../../../helpers/core-utils'
+import { federateVideoIfNeeded } from '../../activitypub'
 
-async function processVideosViewsViews () {
+async function processVideosViews () {
   const lastHour = new Date()
 
   // In test mode, we run this function multiple times per hour, so we don't want the values of the previous hour
@@ -36,6 +37,9 @@ async function processVideosViewsViews () {
             views,
             videoId
           })
+
+          const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoId)
+          await federateVideoIfNeeded(video, false)
         } catch (err) {
           logger.debug('Cannot create video views for video %d in hour %d. Maybe the video does not exist anymore?', videoId, hour)
         }
@@ -51,5 +55,5 @@ async function processVideosViewsViews () {
 // ---------------------------------------------------------------------------
 
 export {
-  processVideosViewsViews
+  processVideosViews
 }
diff --git a/server/lib/job-queue/job-queue.ts b/server/lib/job-queue/job-queue.ts
index 0696ba43c..4cfd4d253 100644
--- a/server/lib/job-queue/job-queue.ts
+++ b/server/lib/job-queue/job-queue.ts
@@ -10,7 +10,7 @@ import { EmailPayload, processEmail } from './handlers/email'
 import { processVideoFile, processVideoFileImport, VideoFileImportPayload, VideoFilePayload } from './handlers/video-file'
 import { ActivitypubFollowPayload, processActivityPubFollow } from './handlers/activitypub-follow'
 import { processVideoImport, VideoImportPayload } from './handlers/video-import'
-import { processVideosViewsViews } from './handlers/video-views'
+import { processVideosViews } from './handlers/video-views'
 
 type CreateJobArgument =
   { type: 'activitypub-http-broadcast', payload: ActivitypubHttpBroadcastPayload } |
@@ -32,7 +32,7 @@ const handlers: { [ id in JobType ]: (job: Bull.Job) => Promise<any>} = {
   'video-file': processVideoFile,
   'email': processEmail,
   'video-import': processVideoImport,
-  'videos-views': processVideosViewsViews
+  'videos-views': processVideosViews
 }
 
 const jobTypes: JobType[] = [