mirror of
https://github.com/ProtonMail/proton-bridge.git
synced 2025-12-16 15:16:44 +00:00
71 lines
2.1 KiB
Go
71 lines
2.1 KiB
Go
// Copyright (c) 2022 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 "math"
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// UserID returns user ID.
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func (store *Store) UserID() string {
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return store.user.ID()
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}
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// GetSpaceKB returns used and total space in kilo bytes (needed for IMAP
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// Quota. Quota is "in units of 1024 octets" (or KB) and PM returns bytes.
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func (store *Store) GetSpaceKB() (usedSpace, maxSpace uint32, err error) {
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apiUser, err := store.client().CurrentUser(exposeContextForIMAP())
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if err != nil {
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return 0, 0, err
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}
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if apiUser.UsedSpace != nil {
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usedSpace = store.toKBandLimit(*apiUser.UsedSpace, usedSpaceType)
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}
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if apiUser.MaxSpace != nil {
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maxSpace = store.toKBandLimit(*apiUser.MaxSpace, maxSpaceType)
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}
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return
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}
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type spaceType string
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const (
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usedSpaceType = spaceType("used")
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maxSpaceType = spaceType("max")
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)
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func (store *Store) toKBandLimit(n int64, space spaceType) uint32 {
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if n < 0 {
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log.WithField("space", space).Warning("negative number of bytes")
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return uint32(0)
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}
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n /= 1024
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if n > math.MaxUint32 {
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log.WithField("space", space).Warning("too large number of bytes")
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return uint32(math.MaxUint32)
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}
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return uint32(n)
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}
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// GetMaxUpload returns max size of message + all attachments in bytes.
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func (store *Store) GetMaxUpload() (int64, error) {
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apiUser, err := store.client().CurrentUser(exposeContextForIMAP())
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if err != nil {
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return 0, err
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}
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return apiUser.MaxUpload, nil
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}
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