unattach.go (2249B)
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 media 19 20 import ( 21 "context" 22 "errors" 23 "fmt" 24 25 apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model" 26 "github.com/superseriousbusiness/gotosocial/internal/db" 27 "github.com/superseriousbusiness/gotosocial/internal/gtserror" 28 "github.com/superseriousbusiness/gotosocial/internal/gtsmodel" 29 ) 30 31 // Unattach unattaches the media attachment with the given ID from any statuses it was attached to, making it available 32 // for reattachment again. 33 func (p *Processor) Unattach(ctx context.Context, account *gtsmodel.Account, mediaAttachmentID string) (*apimodel.Attachment, gtserror.WithCode) { 34 attachment, err := p.state.DB.GetAttachmentByID(ctx, mediaAttachmentID) 35 if err != nil { 36 if err == db.ErrNoEntries { 37 return nil, gtserror.NewErrorNotFound(errors.New("attachment doesn't exist in the db")) 38 } 39 return nil, gtserror.NewErrorNotFound(fmt.Errorf("db error getting attachment: %s", err)) 40 } 41 42 if attachment.AccountID != account.ID { 43 return nil, gtserror.NewErrorNotFound(errors.New("attachment not owned by requesting account")) 44 } 45 46 attachment.StatusID = "" 47 48 if err := p.state.DB.UpdateAttachment(ctx, attachment, "status_id"); err != nil { 49 return nil, gtserror.NewErrorNotFound(fmt.Errorf("db error updating attachment: %s", err)) 50 } 51 52 a, err := p.tc.AttachmentToAPIAttachment(ctx, attachment) 53 if err != nil { 54 return nil, gtserror.NewErrorNotFound(fmt.Errorf("error converting attachment: %s", err)) 55 } 56 57 return &a, nil 58 }