From dd136858f1ea40ad3c94191d647487fa4f31926c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 routers/api/v1/activitypub/actor.go | 83 +++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 routers/api/v1/activitypub/actor.go

(limited to 'routers/api/v1/activitypub/actor.go')

diff --git a/routers/api/v1/activitypub/actor.go b/routers/api/v1/activitypub/actor.go
new file mode 100644
index 0000000..4f128e7
--- /dev/null
+++ b/routers/api/v1/activitypub/actor.go
@@ -0,0 +1,83 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Copyright 2024 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package activitypub
+
+import (
+	"net/http"
+
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/activitypub"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/services/context"
+
+	ap "github.com/go-ap/activitypub"
+	"github.com/go-ap/jsonld"
+)
+
+// Actor function returns the instance's Actor
+func Actor(ctx *context.APIContext) {
+	// swagger:operation GET /activitypub/actor activitypub activitypubInstanceActor
+	// ---
+	// summary: Returns the instance's Actor
+	// produces:
+	// - application/json
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/ActivityPub"
+
+	link := user_model.APActorUserAPActorID()
+	actor := ap.ActorNew(ap.IRI(link), ap.ApplicationType)
+
+	actor.PreferredUsername = ap.NaturalLanguageValuesNew()
+	err := actor.PreferredUsername.Set("en", ap.Content(setting.Domain))
+	if err != nil {
+		ctx.ServerError("PreferredUsername.Set", err)
+		return
+	}
+
+	actor.URL = ap.IRI(setting.AppURL)
+
+	actor.Inbox = ap.IRI(link + "/inbox")
+	actor.Outbox = ap.IRI(link + "/outbox")
+
+	actor.PublicKey.ID = ap.IRI(link + "#main-key")
+	actor.PublicKey.Owner = ap.IRI(link)
+
+	publicKeyPem, err := activitypub.GetPublicKey(ctx, user_model.NewAPActorUser())
+	if err != nil {
+		ctx.ServerError("GetPublicKey", err)
+		return
+	}
+	actor.PublicKey.PublicKeyPem = publicKeyPem
+
+	binary, err := jsonld.WithContext(
+		jsonld.IRI(ap.ActivityBaseURI),
+		jsonld.IRI(ap.SecurityContextURI),
+	).Marshal(actor)
+	if err != nil {
+		ctx.ServerError("MarshalJSON", err)
+		return
+	}
+	ctx.Resp.Header().Add("Content-Type", activitypub.ActivityStreamsContentType)
+	ctx.Resp.WriteHeader(http.StatusOK)
+	if _, err = ctx.Resp.Write(binary); err != nil {
+		log.Error("write to resp err: %v", err)
+	}
+}
+
+// ActorInbox function handles the incoming data for the instance Actor
+func ActorInbox(ctx *context.APIContext) {
+	// swagger:operation POST /activitypub/actor/inbox activitypub activitypubInstanceActorInbox
+	// ---
+	// summary: Send to the inbox
+	// produces:
+	// - application/json
+	// responses:
+	//   "204":
+	//     "$ref": "#/responses/empty"
+
+	ctx.Status(http.StatusNoContent)
+}
-- 
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