// GoToSocial // Copyright (C) GoToSocial Authors admin@gotosocial.org // SPDX-License-Identifier: AGPL-3.0-or-later // // 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 federatingdb import ( "context" "net/url" "github.com/superseriousbusiness/activity/streams/vocab" "github.com/superseriousbusiness/gotosocial/internal/gtserror" ) // Following obtains the Following Collection for an actor with the // given id. // // If modified, the library will then call Update. // // The library makes this call only after acquiring a lock first. func (f *federatingDB) Following(ctx context.Context, actorIRI *url.URL) (following vocab.ActivityStreamsCollection, err error) { acct, err := f.getAccountForIRI(ctx, actorIRI) if err != nil { return nil, err } // Fetch follows for account from database. follows, err := f.state.DB.GetAccountFollows(ctx, acct.ID, nil) if err != nil { return nil, gtserror.Newf("db error getting following for account id %s: %w", acct.ID, err) } // Convert the follows to a slice of account URIs. iris := make([]*url.URL, 0, len(follows)) for _, follow := range follows { u, err := url.Parse(follow.TargetAccount.URI) if err != nil { return nil, gtserror.Newf("invalid account uri: %v", err) } iris = append(iris, u) } return f.collectIRIs(ctx, iris) }