Files
proton-bridge/internal/services/imapservice/sync_message_builder.go
2025-01-02 14:03:49 +01:00

64 lines
1.9 KiB
Go

// Copyright (c) 2025 Proton AG
//
// This file is part of Proton Mail Bridge.
//
// Proton Mail Bridge is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Proton Mail Bridge 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>.
package imapservice
import (
"bytes"
"github.com/ProtonMail/go-proton-api"
"github.com/ProtonMail/gopenpgp/v2/crypto"
"github.com/ProtonMail/proton-bridge/v3/internal/services/syncservice"
"github.com/ProtonMail/proton-bridge/v3/pkg/message"
)
type SyncMessageBuilder struct {
state *rwIdentity
}
func NewSyncMessageBuilder(rw *rwIdentity) *SyncMessageBuilder {
return &SyncMessageBuilder{state: rw}
}
func (s SyncMessageBuilder) WithKeys(f func(*crypto.KeyRing, map[string]*crypto.KeyRing) error) error {
return s.state.WithAddrKRs(f)
}
func (s SyncMessageBuilder) BuildMessage(
apiLabels map[string]proton.Label,
full proton.FullMessage,
addrKR *crypto.KeyRing,
buffer *bytes.Buffer,
) (syncservice.BuildResult, error) {
buffer.Grow(full.Size)
if err := message.DecryptAndBuildRFC822Into(addrKR, full.Message, full.AttData, defaultMessageJobOpts(), buffer); err != nil {
return syncservice.BuildResult{}, err
}
update, err := newMessageCreatedUpdate(apiLabels, full.MessageMetadata, buffer.Bytes())
if err != nil {
return syncservice.BuildResult{}, err
}
return syncservice.BuildResult{
AddressID: full.Message.AddressID,
MessageID: full.Message.ID,
Update: update,
}, nil
}