1 files changed, 28 insertions, 3 deletions

diff --git a/server/lib/activitypub/url.ts b/server/lib/activitypub/url.ts
index 338398f2b..50be4fac9 100644
--- a/server/lib/activitypub/url.ts
+++ b/server/lib/activitypub/url.ts
@@ -1,4 +1,4 @@
-import { WEBSERVER } from '../../initializers/constants'
+import { REMOTE_SCHEME, WEBSERVER } from '../../initializers/constants'
 import {
   MAbuseFull,
   MAbuseId,
@@ -10,7 +10,8 @@ import {
   MVideoId,
   MVideoPlaylistElement,
   MVideoUrl,
-  MVideoUUID
+  MVideoUUID,
+  MVideoWithHost
 } from '../../types/models'
 import { MVideoFileVideoUUID } from '../../types/models/video/video-file'
 import { MVideoPlaylist, MVideoPlaylistUUID } from '../../types/models/video/video-playlist'
@@ -121,6 +122,27 @@ function getAbuseTargetUrl (abuse: MAbuseFull) {
     abuse.FlaggedAccount.Actor.url
 }
 
+// ---------------------------------------------------------------------------
+
+function buildRemoteVideoBaseUrl (video: MVideoWithHost, path: string, scheme?: string) {
+  if (!scheme) scheme = REMOTE_SCHEME.HTTP
+
+  const host = video.VideoChannel.Actor.Server.host
+
+  return scheme + '://' + host + path
+}
+
+// ---------------------------------------------------------------------------
+
+function checkUrlsSameHost (url1: string, url2: string) {
+  const idHost = new URL(url1).host
+  const actorHost = new URL(url2).host
+
+  return idHost && actorHost && idHost.toLowerCase() === actorHost.toLowerCase()
+}
+
+// ---------------------------------------------------------------------------
+
 export {
   getLocalVideoActivityPubUrl,
   getLocalVideoPlaylistActivityPubUrl,
@@ -145,5 +167,8 @@ export {
   getLocalVideoCommentsActivityPubUrl,
   getLocalVideoLikesActivityPubUrl,
   getLocalVideoDislikesActivityPubUrl,
-  getAbuseTargetUrl
+
+  getAbuseTargetUrl,
+  checkUrlsSameHost,
+  buildRemoteVideoBaseUrl
 }