announce.go (3101B)
1 // GoToSocial 2 // Copyright (C) GoToSocial Authors admin@gotosocial.org 3 // SPDX-License-Identifier: AGPL-3.0-or-later 4 // 5 // This program is free software: you can redistribute it and/or modify 6 // it under the terms of the GNU Affero General Public License as published by 7 // the Free Software Foundation, either version 3 of the License, or 8 // (at your option) any later version. 9 // 10 // This program is distributed in the hope that it will be useful, 11 // but WITHOUT ANY WARRANTY; without even the implied warranty of 12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 // GNU Affero General Public License for more details. 14 // 15 // You should have received a copy of the GNU Affero General Public License 16 // along with this program. If not, see <http://www.gnu.org/licenses/>. 17 18 package dereferencing 19 20 import ( 21 "context" 22 "errors" 23 "fmt" 24 "net/url" 25 26 "github.com/superseriousbusiness/gotosocial/internal/config" 27 "github.com/superseriousbusiness/gotosocial/internal/gtsmodel" 28 ) 29 30 func (d *deref) DereferenceAnnounce(ctx context.Context, announce *gtsmodel.Status, requestingUsername string) error { 31 if announce.BoostOf == nil { 32 // we can't do anything unfortunately 33 return errors.New("DereferenceAnnounce: no URI to dereference") 34 } 35 36 // Parse the boosted status' URI 37 boostedURI, err := url.Parse(announce.BoostOf.URI) 38 if err != nil { 39 return fmt.Errorf("DereferenceAnnounce: couldn't parse boosted status URI %s: %s", announce.BoostOf.URI, err) 40 } 41 42 // Check whether the originating status is from a blocked host 43 if blocked, err := d.state.DB.IsDomainBlocked(ctx, boostedURI.Host); blocked || err != nil { 44 return fmt.Errorf("DereferenceAnnounce: domain %s is blocked", boostedURI.Host) 45 } 46 47 var boostedStatus *gtsmodel.Status 48 49 if boostedURI.Host == config.GetHost() { 50 // This is a local status, fetch from the database 51 status, err := d.state.DB.GetStatusByURI(ctx, boostedURI.String()) 52 if err != nil { 53 return fmt.Errorf("DereferenceAnnounce: error fetching local status %q: %v", announce.BoostOf.URI, err) 54 } 55 56 // Set boosted status 57 boostedStatus = status 58 } else { 59 // This is a boost of a remote status, we need to dereference it. 60 status, _, err := d.GetStatusByURI(ctx, requestingUsername, boostedURI) 61 if err != nil { 62 return fmt.Errorf("DereferenceAnnounce: error dereferencing remote status with id %s: %s", announce.BoostOf.URI, err) 63 } 64 65 // Set boosted status 66 boostedStatus = status 67 } 68 69 announce.Content = boostedStatus.Content 70 announce.ContentWarning = boostedStatus.ContentWarning 71 announce.ActivityStreamsType = boostedStatus.ActivityStreamsType 72 announce.Sensitive = boostedStatus.Sensitive 73 announce.Language = boostedStatus.Language 74 announce.Text = boostedStatus.Text 75 announce.BoostOfID = boostedStatus.ID 76 announce.BoostOfAccountID = boostedStatus.AccountID 77 announce.Visibility = boostedStatus.Visibility 78 announce.Federated = boostedStatus.Federated 79 announce.Boostable = boostedStatus.Boostable 80 announce.Replyable = boostedStatus.Replyable 81 announce.Likeable = boostedStatus.Likeable 82 announce.BoostOf = boostedStatus 83 84 return nil 85 }