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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
|
package commands
import (
"errors"
"io/ioutil"
"os"
"os/exec"
"regexp"
"strings"
"github.com/jesseduffield/lazygit/pkg/config"
"github.com/jesseduffield/lazygit/pkg/utils"
"github.com/mgutz/str"
"github.com/sirupsen/logrus"
gitconfig "github.com/tcnksm/go-gitconfig"
)
// Platform stores the os state
type Platform struct {
os string
shell string
shellArg string
escapedQuote string
openCommand string
openLinkCommand string
fallbackEscapedQuote string
}
// OSCommand holds all the os commands
type OSCommand struct {
Log *logrus.Entry
Platform *Platform
Config config.AppConfigurer
command func(string, ...string) *exec.Cmd
getGlobalGitConfig func(string) (string, error)
getenv func(string) string
}
// NewOSCommand os command runner
func NewOSCommand(log *logrus.Entry, config config.AppConfigurer) *OSCommand {
return &OSCommand{
Log: log,
Platform: getPlatform(),
Config: config,
command: exec.Command,
getGlobalGitConfig: gitconfig.Global,
getenv: os.Getenv,
}
}
// RunCommandWithOutput wrapper around commands returning their output and error
func (c *OSCommand) RunCommandWithOutput(command string) (string, error) {
c.Log.WithField("command", command).Info("RunCommand")
splitCmd := str.ToArgv(command)
c.Log.Info(splitCmd)
return sanitisedCommandOutput(
c.command(splitCmd[0], splitCmd[1:]...).CombinedOutput(),
)
}
// RunCommandWithOutputLive runs RunCommandWithOutputLiveWrapper
func (c *OSCommand) RunCommandWithOutputLive(command string, output func(string) string) error {
return RunCommandWithOutputLiveWrapper(c, command, output)
}
// DetectUnamePass detect a username / password question in a command
// ask is a function that gets executen when this function detect you need to fillin a password
// The ask argument will be "username" or "password" and expects the user's password or username back
func (c *OSCommand) DetectUnamePass(command string, ask func(string) string) error {
ttyText := ""
errMessage := c.RunCommandWithOutputLive(command, func(word string) string {
ttyText = ttyText + " " + word
prompts := map[string]string{
"password": `Password\s*for\s*'.+':`,
"username": `Username\s*for\s*'.+':`,
}
for askFor, pattern := range prompts {
if match, _ := regexp.MatchString(pattern, ttyText); match {
ttyText = ""
return ask(askFor)
}
}
return ""
})
return errMessage
}
// RunCommand runs a command and just returns the error
func (c *OSCommand) RunCommand(command string) error {
_, err := c.RunCommandWithOutput(command)
return err
}
// FileType tells us if the file is a file, directory or other
func (c *OSCommand) FileType(path string) string {
fileInfo, err := os.Stat(path)
if err != nil {
return "other"
}
if fileInfo.IsDir() {
return "directory"
}
return "file"
}
// RunDirectCommand wrapper around direct commands
func (c *OSCommand) RunDirectCommand(command string) (string, error) {
c.Log.WithField("command", command).Info("RunDirectCommand")
return sanitisedCommandOutput(
c.command(c.Platform.shell, c.Platform.shellArg, command).
CombinedOutput(),
)
}
func sanitisedCommandOutput(output []byte, err error) (string, error) {
outputString := string(output)
if err != nil {
// errors like 'exit status 1' are not very useful so we'll create an error
// from the combined output
if outputString == "" {
return "", err
}
return outputString, errors.New(outputString)
}
return outputString, nil
}
// OpenFile opens a file with the given
func (c *OSCommand) OpenFile(filename string) error {
commandTemplate := c.Config.GetUserConfig().GetString("os.openCommand")
templateValues := map[string]string{
"filename": c.Quote(filename),
}
command := utils.ResolvePlaceholderString(commandTemplate, templateValues)
err := c.RunCommand(command)
return err
}
// OpenLink opens a file with the given
func (c *OSCommand) OpenLink(link string) error {
commandTemplate := c.Config.GetUserConfig().GetString("os.openLinkCommand")
templateValues := map[string]string{
"link": c.Quote(link),
}
command := utils.ResolvePlaceholderString(commandTemplate, templateValues)
err := c.RunCommand(command)
return err
}
// EditFile opens a file in a subprocess using whatever editor is available,
// falling back to core.editor, VISUAL, EDITOR, then vi
func (c *OSCommand) EditFile(filename string) (*exec.Cmd, error) {
editor, _ := c.getGlobalGitConfig("core.editor")
if editor == "" {
editor = c.getenv("VISUAL")
}
if editor == "" {
editor = c.getenv("EDITOR")
}
if editor == "" {
if err := c.RunCommand("which vi"); err == nil {
editor = "vi"
}
}
if editor == "" {
return nil, errors.New("No editor defined in $VISUAL, $EDITOR, or git config")
}
return c.PrepareSubProcess(editor, filename), nil
}
// PrepareSubProcess iniPrepareSubProcessrocess then tells the Gui to switch to it
func (c *OSCommand) PrepareSubProcess(cmdName string, commandArgs ...string) *exec.Cmd {
return c.command(cmdName, commandArgs...)
}
// Quote wraps a message in platform-specific quotation marks
func (c *OSCommand) Quote(message string) string {
message = strings.Replace(message, "`", "\\`", -1)
escapedQuote := c.Platform.escapedQuote
if strings.Contains(message, c.Platform.escapedQuote) {
escapedQuote = c.Platform.fallbackEscapedQuote
}
return escapedQuote + message + escapedQuote
}
// Unquote removes wrapping quotations marks if they are present
// this is needed for removing quotes from staged filenames with spaces
func (c *OSCommand) Unquote(message string) string {
return strings.Replace(message, `"`, "", -1)
}
// AppendLineToFile adds a new line in file
func (c *OSCommand) AppendLineToFile(filename, line string) error {
f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0600)
if err != nil {
return err
}
defer f.Close()
_, err = f.WriteString("\n" + line)
return err
}
// CreateTempFile writes a string to a new temp file and returns the file's name
func (c *OSCommand) CreateTempFile(filename, content string) (string, error) {
tmpfile, err := ioutil.TempFile("", filename)
if err != nil {
c.Log.Error(err)
return "", err
}
if _, err := tmpfile.WriteString(content); err != nil {
c.Log.Error(err)
return "", err
}
if err
|