GoToSocial/internal/db/bundb/tombstone.go

79 lines
2.3 KiB
Go

// 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 bundb
import (
"context"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/state"
"github.com/uptrace/bun"
)
type tombstoneDB struct {
db *DB
state *state.State
}
func (t *tombstoneDB) GetTombstoneByURI(ctx context.Context, uri string) (*gtsmodel.Tombstone, error) {
return t.state.Caches.GTS.Tombstone().Load("URI", func() (*gtsmodel.Tombstone, error) {
var tomb gtsmodel.Tombstone
q := t.db.
NewSelect().
Model(&tomb).
Where("? = ?", bun.Ident("tombstone.uri"), uri)
if err := q.Scan(ctx); err != nil {
return nil, err
}
return &tomb, nil
}, uri)
}
func (t *tombstoneDB) TombstoneExistsWithURI(ctx context.Context, uri string) (bool, error) {
tomb, err := t.GetTombstoneByURI(ctx, uri)
if err == db.ErrNoEntries {
err = nil
}
return (tomb != nil), err
}
func (t *tombstoneDB) PutTombstone(ctx context.Context, tombstone *gtsmodel.Tombstone) error {
return t.state.Caches.GTS.Tombstone().Store(tombstone, func() error {
_, err := t.db.
NewInsert().
Model(tombstone).
Exec(ctx)
return err
})
}
func (t *tombstoneDB) DeleteTombstone(ctx context.Context, id string) error {
defer t.state.Caches.GTS.Tombstone().Invalidate("ID", id)
// Delete tombstone from DB.
_, err := t.db.NewDelete().
TableExpr("? AS ?", bun.Ident("tombstones"), bun.Ident("tombstone")).
Where("? = ?", bun.Ident("tombstone.id"), id).
Exec(ctx)
return err
}