Files
proton-bridge/internal/services/imapservice/imap_updates.go
2025-05-28 09:27:57 +02:00

144 lines
3.9 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 (
"context"
"fmt"
"strings"
"github.com/ProtonMail/gluon/imap"
"github.com/ProtonMail/go-proton-api"
)
func newSystemMailboxCreatedUpdate(labelID imap.MailboxID, labelName string) *imap.MailboxCreated {
if strings.EqualFold(labelName, imap.Inbox) {
labelName = imap.Inbox
}
attrs := imap.NewFlagSet(imap.AttrNoInferiors)
permanentFlags := defaultMailboxPermanentFlags()
flags := defaultMailboxFlags()
switch labelID {
case proton.TrashLabel:
attrs = attrs.Add(imap.AttrTrash)
case proton.SpamLabel:
attrs = attrs.Add(imap.AttrJunk)
case proton.AllMailLabel:
attrs = attrs.Add(imap.AttrAll)
flags = imap.NewFlagSet(imap.FlagSeen, imap.FlagFlagged)
permanentFlags = imap.NewFlagSet(imap.FlagSeen, imap.FlagFlagged)
case proton.ArchiveLabel:
attrs = attrs.Add(imap.AttrArchive)
case proton.SentLabel:
attrs = attrs.Add(imap.AttrSent)
case proton.DraftsLabel:
attrs = attrs.Add(imap.AttrDrafts)
case proton.StarredLabel:
attrs = attrs.Add(imap.AttrFlagged)
case proton.AllScheduledLabel:
labelName = "Scheduled" // API actual name is "All Scheduled"
}
return imap.NewMailboxCreated(imap.Mailbox{
ID: labelID,
Name: []string{labelName},
Flags: flags,
PermanentFlags: permanentFlags,
Attributes: attrs,
})
}
func waitOnIMAPUpdates(ctx context.Context, updates []imap.Update) error {
for _, update := range updates {
if err, ok := update.WaitContext(ctx); ok && err != nil {
return fmt.Errorf("failed to apply gluon update %v: %w", update.String(), err)
}
}
return nil
}
func newPlaceHolderMailboxCreatedUpdate(labelName string) *imap.MailboxCreated {
return imap.NewMailboxCreated(imap.Mailbox{
ID: imap.MailboxID(labelName),
Name: []string{labelName},
Flags: defaultMailboxFlags(),
PermanentFlags: defaultMailboxPermanentFlags(),
Attributes: imap.NewFlagSet(imap.AttrNoSelect),
})
}
func newMailboxCreatedUpdate(labelID imap.MailboxID, labelName []string) *imap.MailboxCreated {
return imap.NewMailboxCreated(imap.Mailbox{
ID: labelID,
Name: labelName,
Flags: defaultMailboxFlags(),
PermanentFlags: defaultMailboxPermanentFlags(),
Attributes: imap.NewFlagSet(),
})
}
func newMailboxUpdatedOrCreated(labelID imap.MailboxID, labelName []string) *imap.MailboxUpdatedOrCreated {
return imap.NewMailboxUpdatedOrCreated(imap.Mailbox{
ID: labelID,
Name: labelName,
Flags: defaultMailboxFlags(),
PermanentFlags: defaultMailboxPermanentFlags(),
Attributes: imap.NewFlagSet(),
})
}
func GetMailboxName(label proton.Label) []string {
var name []string
switch label.Type {
case proton.LabelTypeFolder:
name = append([]string{folderPrefix}, label.Path...)
case proton.LabelTypeLabel:
name = append([]string{labelPrefix}, label.Path...)
case proton.LabelTypeContactGroup:
fallthrough
case proton.LabelTypeSystem:
fallthrough
default:
name = label.Path
}
return name
}
func nameWithTempPrefix(path []string) []string {
path[len(path)-1] = "tmp_" + path[len(path)-1]
return path
}
func getMailboxNameWithTempPrefix(label proton.Label) []string {
return nameWithTempPrefix(GetMailboxName(label))
}