mirror of
https://github.com/ProtonMail/proton-bridge.git
synced 2025-12-10 12:46:46 +00:00
122 lines
3.8 KiB
Go
122 lines
3.8 KiB
Go
// Copyright (c) 2020 Proton Technologies AG
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//
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// This file is part of ProtonMail Bridge.
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//
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// ProtonMail Bridge is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ProtonMail Bridge is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
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package store
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import (
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"net/mail"
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"github.com/ProtonMail/proton-bridge/pkg/pmapi"
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bolt "go.etcd.io/bbolt"
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)
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// Message is wrapper around `pmapi.Message` with connection to
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// a specific mailbox with helper functions to get IMAP UID, sequence
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// numbers and similar.
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type Message struct {
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msg *pmapi.Message
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store *Store
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storeMailbox *Mailbox
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}
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func newStoreMessage(storeMailbox *Mailbox, msg *pmapi.Message) *Message {
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return &Message{
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msg: msg,
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store: storeMailbox.store,
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storeMailbox: storeMailbox,
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}
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}
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// ID returns message ID on our API (always the same ID for all mailboxes).
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func (message *Message) ID() string {
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return message.msg.ID
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}
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// UID returns message UID for IMAP, specific for mailbox used to get the message.
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func (message *Message) UID() (uint32, error) {
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return message.storeMailbox.getUID(message.ID())
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}
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// SequenceNumber returns index of message in used mailbox.
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func (message *Message) SequenceNumber() (uint32, error) {
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return message.storeMailbox.getSequenceNumber(message.ID())
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}
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// Message returns message struct from pmapi.
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func (message *Message) Message() *pmapi.Message {
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return message.msg
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}
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// IsMarkedDeleted returns true if message is marked as deleted for specific
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// mailbox
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func (message *Message) IsMarkedDeleted() bool {
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isMarkedAsDeleted := false
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err := message.storeMailbox.db().View(func(tx *bolt.Tx) error {
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isMarkedAsDeleted = message.storeMailbox.txGetDeletedIDsBucket(tx).Get([]byte(message.msg.ID)) != nil
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return nil
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})
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if err != nil {
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message.storeMailbox.log.WithError(err).Error("Not able to retrieve deleted mark, assuming false.")
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return false
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}
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return isMarkedAsDeleted
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}
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// SetSize updates the information about size of decrypted message which can be
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// used for IMAP. This should not trigger any IMAP update.
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// NOTE: The size from the server corresponds to pure body bytes. Hence it
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// should not be used. The correct size has to be calculated from decrypted and
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// built message.
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func (message *Message) SetSize(size int64) error {
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message.msg.Size = size
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txUpdate := func(tx *bolt.Tx) error {
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stored, err := message.store.txGetMessage(tx, message.msg.ID)
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if err != nil {
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return err
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}
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stored.Size = size
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return message.store.txPutMessage(
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tx.Bucket(metadataBucket),
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stored,
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)
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}
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return message.store.db.Update(txUpdate)
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}
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// SetContentTypeAndHeader updates the information about content type and
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// header of decrypted message. This should not trigger any IMAP update.
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// NOTE: Content type depends on details of decrypted message which we want to
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// cache.
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func (message *Message) SetContentTypeAndHeader(mimeType string, header mail.Header) error {
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message.msg.MIMEType = mimeType
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message.msg.Header = header
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txUpdate := func(tx *bolt.Tx) error {
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stored, err := message.store.txGetMessage(tx, message.msg.ID)
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if err != nil {
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return err
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}
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stored.MIMEType = mimeType
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stored.Header = header
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return message.store.txPutMessage(
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tx.Bucket(metadataBucket),
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stored,
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)
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}
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return message.store.db.Update(txUpdate)
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}
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