5 files changed, 43 insertions, 11 deletions

diff --git a/server/helpers/custom-validators/activitypub/video-comments.ts b/server/helpers/custom-validators/activitypub/video-comments.ts
index 26c8c4cc6..e04c5388f 100644
--- a/server/helpers/custom-validators/activitypub/video-comments.ts
+++ b/server/helpers/custom-validators/activitypub/video-comments.ts
@@ -36,7 +36,8 @@ function normalizeComment (comment: any) {
   if (!comment) return
 
   if (typeof comment.url !== 'string') {
-    comment.url = comment.url.href || comment.url.url
+    if (typeof comment.url === 'object') comment.url = comment.url.href || comment.url.url
+    else comment.url = comment.id
   }
 
   return
diff --git a/server/lib/activitypub/crawl.ts b/server/lib/activitypub/crawl.ts
index 686eef04d..9e469e3e6 100644
--- a/server/lib/activitypub/crawl.ts
+++ b/server/lib/activitypub/crawl.ts
@@ -28,13 +28,22 @@ async function crawlCollectionPage <T> (uri: string, handler: HandlerFunction<T>
   let i = 0
   let nextLink = firstBody.first
   while (nextLink && i < limit) {
-    // Don't crawl ourselves
-    const remoteHost = parse(nextLink).host
-    if (remoteHost === WEBSERVER.HOST) continue
+    let body: any
 
-    options.uri = nextLink
+    if (typeof nextLink === 'string') {
+      // Don't crawl ourselves
+      const remoteHost = parse(nextLink).host
+      if (remoteHost === WEBSERVER.HOST) continue
+
+      options.uri = nextLink
+
+      const res = await doRequest<ActivityPubOrderedCollection<T>>(options)
+      body = res.body
+    } else {
+      // nextLink is already the object we want
+      body = nextLink
+    }
 
-    const { body } = await doRequest<ActivityPubOrderedCollection<T>>(options)
     nextLink = body.next
     i++
 
diff --git a/server/lib/activitypub/process/process-announce.ts b/server/lib/activitypub/process/process-announce.ts
index 23310b41e..bbf1bd3a8 100644
--- a/server/lib/activitypub/process/process-announce.ts
+++ b/server/lib/activitypub/process/process-announce.ts
@@ -5,8 +5,9 @@ import { ActorModel } from '../../../models/activitypub/actor'
 import { VideoShareModel } from '../../../models/video/video-share'
 import { forwardVideoRelatedActivity } from '../send/utils'
 import { getOrCreateVideoAndAccountAndChannel } from '../videos'
-import { VideoPrivacy } from '../../../../shared/models/videos'
 import { Notifier } from '../../notifier'
+import { VideoModel } from '../../../models/video/video'
+import { logger } from '../../../helpers/logger'
 
 async function processAnnounceActivity (activity: ActivityAnnounce, actorAnnouncer: ActorModel) {
   return retryTransactionWrapper(processVideoShare, actorAnnouncer, activity)
@@ -23,7 +24,17 @@ export {
 async function processVideoShare (actorAnnouncer: ActorModel, activity: ActivityAnnounce) {
   const objectUri = typeof activity.object === 'string' ? activity.object : activity.object.id
 
-  const { video, created: videoCreated } = await getOrCreateVideoAndAccountAndChannel({ videoObject: objectUri })
+  let video: VideoModel
+  let videoCreated: boolean
+
+  try {
+    const result = await getOrCreateVideoAndAccountAndChannel({ videoObject: objectUri })
+    video = result.video
+    videoCreated = result.created
+  } catch (err) {
+    logger.debug('Cannot process share of %s. Maybe this is not a video object, so just skipping.', objectUri, { err })
+    return
+  }
 
   await sequelizeTypescript.transaction(async t => {
     // Add share entry
diff --git a/server/lib/activitypub/process/process-create.ts b/server/lib/activitypub/process/process-create.ts
index e882669ce..e4c173e99 100644
--- a/server/lib/activitypub/process/process-create.ts
+++ b/server/lib/activitypub/process/process-create.ts
@@ -14,6 +14,7 @@ import { processDislikeActivity } from './process-dislike'
 import { processFlagActivity } from './process-flag'
 import { PlaylistObject } from '../../../../shared/models/activitypub/objects/playlist-object'
 import { createOrUpdateVideoPlaylist } from '../playlist'
+import { VideoModel } from '../../../models/video/video'
 
 async function processCreateActivity (activity: ActivityCreate, byActor: ActorModel) {
   const activityObject = activity.object
@@ -91,7 +92,17 @@ async function processCreateVideoComment (activity: ActivityCreate, byActor: Act
 
   if (!byAccount) throw new Error('Cannot create video comment with the non account actor ' + byActor.url)
 
-  const { video } = await resolveThread(commentObject.inReplyTo)
+  let video: VideoModel
+  try {
+    const resolveThreadResult = await resolveThread(commentObject.inReplyTo)
+    video = resolveThreadResult.video
+  } catch (err) {
+    logger.debug(
+      'Cannot process video comment because we could not resolve thread %s. Maybe it was not a video thread, so skip it.',
+      commentObject.inReplyTo,
+      { err }
+    )
+  }
 
   const { comment, created } = await addVideoComment(video, commentObject.id)
 
diff --git a/server/lib/activitypub/video-comments.ts b/server/lib/activitypub/video-comments.ts
index 18f44d50e..c3fc6b462 100644
--- a/server/lib/activitypub/video-comments.ts
+++ b/server/lib/activitypub/video-comments.ts
@@ -80,7 +80,8 @@ async function addVideoComment (videoInstance: VideoModel, commentUrl: string) {
   return { comment, created }
 }
 
-async function resolveThread (url: string, comments: VideoCommentModel[] = []) {
+type ResolveThreadResult = Promise<{ video: VideoModel, parents: VideoCommentModel[] }>
+async function resolveThread (url: string, comments: VideoCommentModel[] = []): ResolveThreadResult {
    // Already have this comment?
   const commentFromDatabase = await VideoCommentModel.loadByUrlAndPopulateReplyAndVideo(url)
   if (commentFromDatabase) {
@@ -161,7 +162,6 @@ async function resolveThread (url: string, comments: VideoCommentModel[] = []) {
 
     return resolveThread(body.inReplyTo, comments.concat([ comment ]))
   }
-
 }
 
 export {