feat: get and save person from fedi

services/forgefed/actor.go

@@ -0,0 +1,96 @@
+package forgefed
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+
+	"code.gitea.io/gitea/models/federation"
+	"code.gitea.io/gitea/models/user"
+
+	ap "github.com/go-ap/activitypub"
+)
+
+func GetActor(id string) (*ap.Actor, error) {
+	client := http.Client{}
+	req, err := http.NewRequest("GET", id, nil)
+	if err != nil {
+		//Handle Error
+	}
+
+	req.Header = http.Header{
+		"Content-Type": {"application/activity+json"},
+	}
+	r, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer r.Body.Close()
+	body, err := io.ReadAll(r.Body)
+	if err != nil {
+		return nil, err
+	}
+	actorObj := new(ap.Actor)
+	err = json.Unmarshal(body, &actorObj)
+	if err != nil {
+		return nil, err
+	}
+	return actorObj, nil
+}
+
+func SavePerson(ctx context.Context, person *ap.Person) (*user.User, error) {
+
+	fmt.Println(person.ID.String())
+	hostname, err := GetHostnameFromResource(person.ID.String())
+
+	exists, err := federation.FederatedHostExists(ctx, hostname)
+	if err != nil {
+		return nil, err
+	}
+
+	var federatedHost federation.FederatedHost
+	if exists {
+		x, err := federation.GetFederatdHost(ctx, hostname)
+		federatedHost = *x
+		if err != nil {
+			return nil, err
+		}
+	} else {
+		federatedHost := new(federation.FederatedHost)
+		federatedHost.HostFqdn = hostname
+		if err = federatedHost.Save(ctx); err != nil {
+			return nil, err
+		}
+	}
+
+	if err != nil {
+		return nil, err
+	}
+
+	u := new(user.User)
+	u.Name = "@" + person.PreferredUsername.String() + "@" + hostname
+	//panic(u.Name)
+	u.Email = person.PreferredUsername.String() + "@" + hostname
+	u.Website = person.URL.GetID().String()
+	u.KeepEmailPrivate = true
+
+	exist, err := user.GetUser(ctx, u)
+	if err != nil {
+		return nil, err
+	}
+	if exist {
+		return u, nil // TODO: must also check for federatedUser existence
+	}
+
+	if err = federation.CreatUser(ctx, u); err != nil {
+		return nil, err
+	}
+
+	if err = federation.CreateFederatedUser(ctx, u, &federatedHost); err != nil {
+		return nil, err
+	}
+
+	return u, nil
+}