1 files changed, 28 insertions, 0 deletions

diff --git a/server/helpers/custom-validators/activitypub/cache-file.ts b/server/helpers/custom-validators/activitypub/cache-file.ts
new file mode 100644
index 000000000..bd70934c8
--- /dev/null
+++ b/server/helpers/custom-validators/activitypub/cache-file.ts
@@ -0,0 +1,28 @@
+import { isActivityPubUrlValid, isBaseActivityValid } from './misc'
+import { isRemoteVideoUrlValid } from './videos'
+import { isDateValid, exists } from '../misc'
+import { CacheFileObject } from '../../../../shared/models/activitypub/objects'
+
+function isCacheFileCreateActivityValid (activity: any) {
+  return isBaseActivityValid(activity, 'Create') &&
+    isCacheFileObjectValid(activity.object)
+}
+
+function isCacheFileUpdateActivityValid (activity: any) {
+  return isBaseActivityValid(activity, 'Update') &&
+    isCacheFileObjectValid(activity.object)
+}
+
+function isCacheFileObjectValid (object: CacheFileObject) {
+  return exists(object) &&
+    object.type === 'CacheFile' &&
+    isDateValid(object.expires) &&
+    isActivityPubUrlValid(object.object) &&
+    isRemoteVideoUrlValid(object.url)
+}
+
+export {
+  isCacheFileUpdateActivityValid,
+  isCacheFileCreateActivityValid,
+  isCacheFileObjectValid
+}