gotosocial/internal/federation/commonbehavior.go

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/*
GoToSocial
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package federation
import (
"context"
"net/http"
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"github.com/go-fed/activity/streams"
"github.com/go-fed/activity/streams/vocab"
)
/*
GOFED COMMON BEHAVIOR INTERFACE
Contains functions required for both the Social API and Federating Protocol.
It is passed to the library as a dependency injection from the client
application.
*/
// AuthenticateGetInbox delegates the authentication of a GET to an
// inbox.
//
// Always called, regardless whether the Federated Protocol or Social
// API is enabled.
//
// If an error is returned, it is passed back to the caller of
// GetInbox. In this case, the implementation must not write a
// response to the ResponseWriter as is expected that the client will
// do so when handling the error. The 'authenticated' is ignored.
//
// If no error is returned, but authentication or authorization fails,
// then authenticated must be false and error nil. It is expected that
// the implementation handles writing to the ResponseWriter in this
// case.
//
// Finally, if the authentication and authorization succeeds, then
// authenticated must be true and error nil. The request will continue
// to be processed.
func (f *federator) AuthenticateGetInbox(ctx context.Context, w http.ResponseWriter, r *http.Request) (context.Context, bool, error) {
// IMPLEMENTATION NOTE: For GoToSocial, we serve GETS to outboxes and inboxes through
// the CLIENT API, not through the federation API, so we just do nothing here.
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return ctx, false, nil
}
// AuthenticateGetOutbox delegates the authentication of a GET to an
// outbox.
//
// Always called, regardless whether the Federated Protocol or Social
// API is enabled.
//
// If an error is returned, it is passed back to the caller of
// GetOutbox. In this case, the implementation must not write a
// response to the ResponseWriter as is expected that the client will
// do so when handling the error. The 'authenticated' is ignored.
//
// If no error is returned, but authentication or authorization fails,
// then authenticated must be false and error nil. It is expected that
// the implementation handles writing to the ResponseWriter in this
// case.
//
// Finally, if the authentication and authorization succeeds, then
// authenticated must be true and error nil. The request will continue
// to be processed.
func (f *federator) AuthenticateGetOutbox(ctx context.Context, w http.ResponseWriter, r *http.Request) (context.Context, bool, error) {
// IMPLEMENTATION NOTE: For GoToSocial, we serve GETS to outboxes and inboxes through
// the CLIENT API, not through the federation API, so we just do nothing here.
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return ctx, false, nil
}
// GetOutbox returns the OrderedCollection inbox of the actor for this
// context. It is up to the implementation to provide the correct
// collection for the kind of authorization given in the request.
//
// AuthenticateGetOutbox will be called prior to this.
//
// Always called, regardless whether the Federated Protocol or Social
// API is enabled.
func (f *federator) GetOutbox(ctx context.Context, r *http.Request) (vocab.ActivityStreamsOrderedCollectionPage, error) {
// IMPLEMENTATION NOTE: For GoToSocial, we serve GETS to outboxes and inboxes through
// the CLIENT API, not through the federation API, so we just do nothing here.
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return streams.NewActivityStreamsOrderedCollectionPage(), nil
}