forkjo/modules/forgefed/forgefed.go
Michael Jerger 2177d38e9c feat(federation): validate like activities (#3494)
First step on the way to #1680

The PR will

* accept like request on the api
* validate activity in a first level

You can find

* architecture at: https://codeberg.org/meissa/forgejo/src/branch/forgejo-federated-star/docs/unsure-where-to-put/federation-architecture.md

Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/3494
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: Michael Jerger <michael.jerger@meissa-gmbh.de>
Co-committed-by: Michael Jerger <michael.jerger@meissa-gmbh.de>
2024-05-07 07:59:49 +00:00

49 lines
1.2 KiB
Go

// 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
}
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)
})
}
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)
}
return ap.NotEmpty(i)
}