From 848f499def54db2dd36437ef0dfb74dd5041c23b Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Tue, 15 Jan 2019 11:14:12 +0100
Subject: Prepare Dislike/Flag/View fixes

For now we Create these activities, but we should just send them
directly.

This fix handles correctly direct Dislikes/Flags/Views, we'll implement
the sending correctly these activities in the next peertube version
---
 server/lib/activitypub/process/process-dislike.ts | 52 +++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 server/lib/activitypub/process/process-dislike.ts

(limited to 'server/lib/activitypub/process/process-dislike.ts')

diff --git a/server/lib/activitypub/process/process-dislike.ts b/server/lib/activitypub/process/process-dislike.ts
new file mode 100644
index 000000000..bfd69e07a
--- /dev/null
+++ b/server/lib/activitypub/process/process-dislike.ts
@@ -0,0 +1,52 @@
+import { ActivityCreate, ActivityDislike } from '../../../../shared'
+import { DislikeObject } from '../../../../shared/models/activitypub/objects'
+import { retryTransactionWrapper } from '../../../helpers/database-utils'
+import { sequelizeTypescript } from '../../../initializers'
+import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
+import { ActorModel } from '../../../models/activitypub/actor'
+import { getOrCreateVideoAndAccountAndChannel } from '../videos'
+import { forwardVideoRelatedActivity } from '../send/utils'
+import { getVideoDislikeActivityPubUrl } from '../url'
+
+async function processDislikeActivity (activity: ActivityCreate | ActivityDislike, byActor: ActorModel) {
+  return retryTransactionWrapper(processDislike, activity, byActor)
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  processDislikeActivity
+}
+
+// ---------------------------------------------------------------------------
+
+async function processDislike (activity: ActivityCreate | ActivityDislike, byActor: ActorModel) {
+  const dislikeObject = activity.type === 'Dislike' ? activity.object : (activity.object as DislikeObject).object
+  const byAccount = byActor.Account
+
+  if (!byAccount) throw new Error('Cannot create dislike with the non account actor ' + byActor.url)
+
+  const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: dislikeObject })
+
+  return sequelizeTypescript.transaction(async t => {
+    const rate = {
+      type: 'dislike' as 'dislike',
+      videoId: video.id,
+      accountId: byAccount.id
+    }
+
+    const [ , created ] = await AccountVideoRateModel.findOrCreate({
+      where: rate,
+      defaults: Object.assign({}, rate, { url: getVideoDislikeActivityPubUrl(byActor, video) }),
+      transaction: t
+    })
+    if (created === true) await video.increment('dislikes', { transaction: t })
+
+    if (video.isOwned() && created === true) {
+      // Don't resend the activity to the sender
+      const exceptions = [ byActor ]
+
+      await forwardVideoRelatedActivity(activity, t, exceptions, video)
+    }
+  })
+}
-- 
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