mirror of
https://github.com/foxcpp/maddy.git
synced 2025-04-04 21:47:40 +03:00
69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
/*
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Maddy Mail Server - Composable all-in-one email server.
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Copyright © 2019-2020 Max Mazurov <fox.cpp@disroot.org>, Maddy Mail Server contributors
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This program 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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This program 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package updatepipe
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import (
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"encoding/json"
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"errors"
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"fmt"
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"strconv"
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"strings"
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mess "github.com/foxcpp/go-imap-mess"
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)
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func unescapeName(s string) string {
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return strings.ReplaceAll(s, "\x10", ";")
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}
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func escapeName(s string) string {
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return strings.ReplaceAll(s, ";", "\x10")
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}
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func parseUpdate(s string) (id string, upd *mess.Update, err error) {
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parts := strings.SplitN(s, ";", 2)
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if len(parts) != 2 {
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return "", nil, errors.New("updatepipe: mismatched parts count")
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}
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upd = &mess.Update{}
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dec := json.NewDecoder(strings.NewReader(unescapeName(parts[1])))
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dec.UseNumber()
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err = dec.Decode(upd)
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if err != nil {
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return "", nil, fmt.Errorf("parseUpdate: %w", err)
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}
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if val, ok := upd.Key.(json.Number); ok {
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upd.Key, _ = strconv.ParseUint(val.String(), 10, 64)
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}
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return parts[0], upd, nil
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}
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func formatUpdate(myID string, upd mess.Update) (string, error) {
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updBlob, err := json.Marshal(upd)
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if err != nil {
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return "", fmt.Errorf("formatUpdate: %w", err)
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}
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return strings.Join([]string{
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myID,
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escapeName(string(updBlob)),
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}, ";") + "\n", nil
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}
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