func moveFile(db *postgres.DB, repo *data.FileRepo, f data.BackendFile, delete bool) error {
b := repo.DefaultBackend()
tx, err := db.Begin()
if err != nil {
return err
}
stream, err := f.Backend.Open(tx, f.FileInfo, false)
if err != nil {
tx.Rollback()
return err
}
if err := b.Put(tx, f.FileInfo, stream, false); err != nil {
tx.Rollback()
return err
}
if err := repo.SetBackend(tx, f.ID, b.Name()); err != nil {
tx.Rollback()
return err
}
if delete {
if err := f.Backend.Delete(tx, f.FileInfo); err != nil {
// print but don't return error if deletion of old file fails, we don't want to lose files
log.Printf("Error deleting %s (%s) from %s: %s", f.FileInfo.Name, f.ID, f.Backend.Name(), err)
}
}
return tx.Commit()
}
