blob: 3a54f0155e11d62980af7d038a27c764507349b1 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019-2022 WireGuard LLC. All Rights Reserved.
*/
package ui
import (
"os"
"github.com/lxn/walk"
"golang.zx2c4.com/wireguard/windows/l18n"
)
func writeFileWithOverwriteHandling(owner walk.Form, filePath string, write func(file *os.File) error) bool {
showError := func(err error) bool {
if err == nil {
return false
}
showErrorCustom(owner, l18n.Sprintf("Writing file failed"), err.Error())
return true
}
file, err := os.OpenFile(filePath, os.O_CREATE|os.O_WRONLY|os.O_EXCL, 0o600)
if err != nil {
if os.IsExist(err) {
if walk.DlgCmdNo == walk.MsgBox(owner, l18n.Sprintf("Writing file failed"), l18n.Sprintf(`File ‘%s’ already exists.
Do you want to overwrite it?`, filePath), walk.MsgBoxYesNo|walk.MsgBoxDefButton2|walk.MsgBoxIconWarning) {
return false
}
if file, err = os.Create(filePath); err != nil {
return !showError(err)
}
} else {
return !showError(err)
}
}
defer file.Close()
return !showError(write(file))
}
|
