1 files changed, 52 insertions, 0 deletions
diff --git a/modules/forgefed/forgefed.go b/modules/forgefed/forgefed.go
new file mode 100644
index 0000000..2344dc7
--- /dev/null
+++ b/modules/forgefed/forgefed.go
@@ -0,0 +1,52 @@
+// Copyright 2023 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package forgefed
+
+import (
+	ap "github.com/go-ap/activitypub"
+	"github.com/valyala/fastjson"
+)
+
+const ForgeFedNamespaceURI = "https://forgefed.org/ns"
+
+// GetItemByType instantiates a new ForgeFed object if the type matches
+// otherwise it defaults to existing activitypub package typer function.
+func GetItemByType(typ ap.ActivityVocabularyType) (ap.Item, error) {
+	switch typ {
+	case RepositoryType:
+		return RepositoryNew(""), nil
+	default:
+		return ap.GetItemByType(typ)
+	}
+}
+
+// JSONUnmarshalerFn is the function that will load the data from a fastjson.Value into an Item
+// that the go-ap/activitypub package doesn't know about.
+func JSONUnmarshalerFn(typ ap.ActivityVocabularyType, val *fastjson.Value, i ap.Item) error {
+	switch typ {
+	case RepositoryType:
+		return OnRepository(i, func(r *Repository) error {
+			return JSONLoadRepository(val, r)
+		})
+	default:
+		return nil
+	}
+}
+
+// NotEmpty is the function that checks if an object is empty
+func NotEmpty(i ap.Item) bool {
+	if ap.IsNil(i) {
+		return false
+	}
+	switch i.GetType() {
+	case RepositoryType:
+		r, err := ToRepository(i)
+		if err != nil {
+			return false
+		}
+		return ap.NotEmpty(r.Actor)
+	default:
+		return ap.NotEmpty(i)
+	}
+}