-
Notifications
You must be signed in to change notification settings - Fork 0
/
registry.go
146 lines (124 loc) · 4.01 KB
/
registry.go
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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
// +build windows
package main
import (
"path/filepath"
"golang.org/x/sys/windows/registry"
)
// UninstallKeyName is the name of the Windows uninstall registry key.
const UninstallKeyName = "WGToggle"
// Uninstall entry registry values.
const (
ProgramName = "WG Toggle"
CompanyName = "SCJ Alliance"
)
// UninstallData holds a set of values for the Windows uninstall registry key.
type UninstallData struct {
DisplayName string // Required
DisplayVersion string
DisplayIcon string
UninstallCommand string // Required, must be quoted
InstallLocation string
InstallSource string
Publisher string
EstimatedSize uint32 // In KB
}
// WriteValues writes uninstall values to a Windows registry key.
func (u *UninstallData) WriteValues(key registry.Key) error {
// Required Fields
if err := key.SetStringValue("DisplayName", u.DisplayName); err != nil {
return err
}
if err := key.SetStringValue("UninstallString", u.UninstallCommand); err != nil {
return err
}
// Optional Fields
if u.DisplayVersion != "" {
key.SetStringValue("DisplayVersion", u.DisplayVersion)
}
if u.DisplayIcon != "" {
key.SetStringValue("DisplayIcon", u.DisplayIcon)
}
if u.InstallLocation != "" {
key.SetStringValue("InstallLocation", u.InstallLocation)
}
if u.InstallSource != "" {
key.SetStringValue("InstallSource", u.InstallSource)
}
if u.Publisher != "" {
key.SetStringValue("Publisher", u.Publisher)
}
if u.EstimatedSize != 0 {
key.SetDWordValue("EstimatedSize", u.EstimatedSize)
}
return nil
}
// ReadValues reads uninstall values from a Windows registry key.
func (u *UninstallData) ReadValues(key registry.Key) error {
// Required Fields
var err error
if u.DisplayName, _, err = key.GetStringValue("DisplayName"); err != nil {
return err
}
if u.UninstallCommand, _, err = key.GetStringValue("UninstallString"); err != nil {
return err
}
// Optional Fields
u.DisplayVersion, _, _ = key.GetStringValue("DisplayVersion")
u.DisplayIcon, _, _ = key.GetStringValue("DisplayIcon")
u.InstallLocation, _, _ = key.GetStringValue("InstallLocation")
u.InstallSource, _, _ = key.GetStringValue("InstallSource")
u.Publisher, _, _ = key.GetStringValue("Publisher")
if val, _, err := key.GetIntegerValue("EstimatedSize"); err == nil {
u.EstimatedSize = uint32(val)
}
return nil
}
// getUninstallRegKeys returns existing uninstall data from the windows
// registry.
func getUninstallRegKeys() (data UninstallData, err error) {
root, err := registry.OpenKey(registry.LOCAL_MACHINE, `SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall`, registry.ENUMERATE_SUB_KEYS)
if err != nil {
return data, err
}
defer root.Close()
entry, err := registry.OpenKey(root, UninstallKeyName, registry.QUERY_VALUE)
if err != nil {
return data, err
}
defer entry.Close()
err = data.ReadValues(entry)
return data, err
}
// addUninstallRegKeys adds information to the Windows registry.
func addUninstallRegKeys(sourceDir, destDir, exe string, sizeInBytes int64) error {
root, err := registry.OpenKey(registry.LOCAL_MACHINE, `SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall`, registry.CREATE_SUB_KEY)
if err != nil {
return err
}
defer root.Close()
entry, _, err := registry.CreateKey(root, UninstallKeyName, registry.SET_VALUE)
if err != nil {
return err
}
defer entry.Close()
data := UninstallData{
DisplayName: ProgramName,
DisplayVersion: Version,
DisplayIcon: filepath.Join(destDir, exe),
UninstallCommand: uninstallCommand(destDir, exe),
InstallLocation: destDir,
InstallSource: filepath.Join(sourceDir, exe),
Publisher: CompanyName,
EstimatedSize: uint32(sizeInBytes / 1024), // Convert to KB
}
return data.WriteValues(entry)
}
// delUninstallRegKeys adds information to the Windows registry.
func delUninstallRegKeys() error {
root, err := registry.OpenKey(registry.LOCAL_MACHINE, `SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall`, registry.CREATE_SUB_KEY)
if err != nil {
return err
}
defer root.Close()
return registry.DeleteKey(root, UninstallKeyName)
}