1 files changed, 21 insertions, 0 deletions

diff --git a/server/lib/activitypub/activity.ts b/server/lib/activitypub/activity.ts
new file mode 100644
index 000000000..215b50b69
--- /dev/null
+++ b/server/lib/activitypub/activity.ts
@@ -0,0 +1,21 @@
+import { signJsonLDObject } from '@server/helpers/peertube-crypto'
+import { MActor } from '@server/types/models'
+import { ContextType } from '@shared/models'
+import { activityPubContextify } from './context'
+
+function buildSignedActivity <T> (byActor: MActor, data: T, contextType?: ContextType) {
+  const activity = activityPubContextify(data, contextType)
+
+  return signJsonLDObject(byActor, activity)
+}
+
+function getAPId (object: string | { id: string }) {
+  if (typeof object === 'string') return object
+
+  return object.id
+}
+
+export {
+  buildSignedActivity,
+  getAPId
+}