gotosocial/internal/db/bundb/media.go

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/*
GoToSocial
2021-12-20 17:42:19 +00:00
Copyright (C) 2021-2022 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 bundb
import (
"context"
"time"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/uptrace/bun"
)
type mediaDB struct {
conn *DBConn
}
func (m *mediaDB) newMediaQ(i interface{}) *bun.SelectQuery {
return m.conn.
NewSelect().
Model(i).
Relation("Account")
}
func (m *mediaDB) GetAttachmentByID(ctx context.Context, id string) (*gtsmodel.MediaAttachment, db.Error) {
attachment := &gtsmodel.MediaAttachment{}
q := m.newMediaQ(attachment).
Where("media_attachment.id = ?", id)
if err := q.Scan(ctx); err != nil {
return nil, m.conn.ProcessError(err)
}
return attachment, nil
}
func (m *mediaDB) GetRemoteOlderThan(ctx context.Context, olderThan time.Time, limit int) ([]*gtsmodel.MediaAttachment, db.Error) {
attachments := []*gtsmodel.MediaAttachment{}
q := m.conn.
NewSelect().
Model(&attachments).
Where("media_attachment.cached = true").
Where("media_attachment.avatar = false").
Where("media_attachment.header = false").
Where("media_attachment.created_at < ?", olderThan).
WhereGroup(" AND ", whereNotEmptyAndNotNull("media_attachment.remote_url")).
Order("media_attachment.created_at DESC")
if limit != 0 {
q = q.Limit(limit)
}
if err := q.Scan(ctx); err != nil {
return nil, m.conn.ProcessError(err)
}
return attachments, nil
}
func (m *mediaDB) GetAvatarsAndHeaders(ctx context.Context, maxID string, limit int) ([]*gtsmodel.MediaAttachment, db.Error) {
attachments := []*gtsmodel.MediaAttachment{}
q := m.newMediaQ(&attachments).
WhereGroup(" AND ", func(innerQ *bun.SelectQuery) *bun.SelectQuery {
return innerQ.
WhereOr("media_attachment.avatar = true").
WhereOr("media_attachment.header = true")
}).
Order("media_attachment.id DESC")
if maxID != "" {
q = q.Where("media_attachment.id < ?", maxID)
}
if limit != 0 {
q = q.Limit(limit)
}
if err := q.Scan(ctx); err != nil {
return nil, m.conn.ProcessError(err)
}
return attachments, nil
}