Stronger actor association typing in AP functions

[github/Chocobozzz/PeerTube.git] / server / lib / activitypub / video-rates.ts

diff --git a/server/lib/activitypub/video-rates.ts b/server/lib/activitypub/video-rates.ts
index 19011b4ab835efb47a10515dcdc2d5ad4887846d..cda5b2981da1d523d7f3b249f40f3ff03abaf580 100644 (file)
--- a/server/lib/activitypub/video-rates.ts
+++ b/server/lib/activitypub/video-rates.ts
@@ -1,7 +1,68 @@
 import { Transaction } from 'sequelize'
 import { AccountModel } from '../../models/account/account'
 import { VideoModel } from '../../models/video/video'
-import { sendCreateDislike, sendLike, sendUndoDislike, sendUndoLike } from './send'
+import { sendLike, sendUndoDislike, sendUndoLike } from './send'
+import { VideoRateType } from '../../../shared/models/videos'
+import * as Bluebird from 'bluebird'
+import { getOrCreateActorAndServerAndModel } from './actor'
+import { AccountVideoRateModel } from '../../models/account/account-video-rate'
+import { logger } from '../../helpers/logger'
+import { CRAWL_REQUEST_CONCURRENCY } from '../../initializers/constants'
+import { doRequest } from '../../helpers/requests'
+import { checkUrlsSameHost, getAPId } from '../../helpers/activitypub'
+import { ActorModel } from '../../models/activitypub/actor'
+import { getVideoDislikeActivityPubUrl, getVideoLikeActivityPubUrl } from './url'
+import { sendDislike } from './send/send-dislike'
+
+async function createRates (ratesUrl: string[], video: VideoModel, rate: VideoRateType) {
+  let rateCounts = 0
+
+  await Bluebird.map(ratesUrl, async rateUrl => {
+    try {
+      // Fetch url
+      const { body } = await doRequest({
+        uri: rateUrl,
+        json: true,
+        activityPub: true
+      })
+      if (!body || !body.actor) throw new Error('Body or body actor is invalid')
+
+      const actorUrl = getAPId(body.actor)
+      if (checkUrlsSameHost(actorUrl, rateUrl) !== true) {
+        throw new Error(`Rate url ${rateUrl} has not the same host than actor url ${actorUrl}`)
+      }
+
+      if (checkUrlsSameHost(body.id, rateUrl) !== true) {
+        throw new Error(`Rate url ${rateUrl} host is different from the AP object id ${body.id}`)
+      }
+
+      const actor = await getOrCreateActorAndServerAndModel(actorUrl)
+
+      const entry = {
+        videoId: video.id,
+        accountId: actor.Account.id,
+        type: rate,
+        url: body.id
+      }
+
+      const created = await AccountVideoRateModel.upsert(entry)
+
+      if (created) rateCounts += 1
+    } catch (err) {
+      logger.warn('Cannot add rate %s.', rateUrl, { err })
+    }
+  }, { concurrency: CRAWL_REQUEST_CONCURRENCY })
+
+  logger.info('Adding %d %s to video %s.', rateCounts, rate, video.uuid)
+
+  // This is "likes" and "dislikes"
+  if (rateCounts !== 0) {
+    const field = rate === 'like' ? 'likes' : 'dislikes'
+    await video.increment(field, { by: rateCounts })
+  }
+
+  return
+}
 
 async function sendVideoRateChange (account: AccountModel,
                               video: VideoModel,
@@ -20,9 +81,15 @@ async function sendVideoRateChange (account: AccountModel,
   // Like
   if (likes > 0) await sendLike(actor, video, t)
   // Dislike
-  if (dislikes > 0) await sendCreateDislike(actor, video, t)
+  if (dislikes > 0) await sendDislike(actor, video, t)
+}
+
+function getRateUrl (rateType: VideoRateType, actor: ActorModel, video: VideoModel) {
+  return rateType === 'like' ? getVideoLikeActivityPubUrl(actor, video) : getVideoDislikeActivityPubUrl(actor, video)
 }
 
 export {
+  getRateUrl,
+  createRates,
   sendVideoRateChange
 }