proton-bridge/internal/transfer/provider_local.go

69 lines
2.1 KiB
Go

// Copyright (c) 2021 Proton Technologies AG
//
// This file is part of ProtonMail Bridge.
//
// ProtonMail 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.
//
// ProtonMail 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 ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
package transfer
// LocalProvider implements import from local EML and MBOX file structure.
type LocalProvider struct {
root string
emlProvider *EMLProvider
mboxProvider *MBOXProvider
}
func NewLocalProvider(root string) *LocalProvider {
return &LocalProvider{
root: root,
emlProvider: NewEMLProvider(root),
mboxProvider: NewMBOXProvider(root),
}
}
// ID is used for generating transfer ID by combining source and target ID.
// We want to keep the same rules for import from or export to local files
// no matter exact path, therefore it returns constant.
// The same as EML and MBOX.
func (p *LocalProvider) ID() string {
return "local" //nolint[goconst]
}
// Mailboxes returns all available folder names from root of EML and MBOX files.
func (p *LocalProvider) Mailboxes(includeEmpty, includeAllMail bool) ([]Mailbox, error) {
mailboxes, err := p.emlProvider.Mailboxes(includeEmpty, includeAllMail)
if err != nil {
return nil, err
}
mboxMailboxes, err := p.mboxProvider.Mailboxes(includeEmpty, includeAllMail)
if err != nil {
return nil, err
}
for _, mboxMailbox := range mboxMailboxes {
found := false
for _, mailboxes := range mailboxes {
if mboxMailbox.Name == mailboxes.Name {
found = true
break
}
}
if !found {
mailboxes = append(mailboxes, mboxMailbox)
}
}
return mailboxes, nil
}