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// Copyright 2020 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package conf
import (
"os"
"os/exec"
"path/filepath"
"runtime"
"strings"
"sync"
)
// ℹ️ README: This file contains configuration values that require computation to be useful.
// IsWindowsRuntime returns true if the current runtime in Windows.
func IsWindowsRuntime() bool {
return runtime.GOOS == "windows"
}
// IsProdMode returns true if the application is running in production mode.
func IsProdMode() bool {
return strings.EqualFold(App.RunMode, "prod")
}
var (
appPath string
appPathOnce sync.Once
)
// AppPath returns the absolute path of the application's binary.
func AppPath() string {
appPathOnce.Do(func() {
var err error
appPath, err = exec.LookPath(os.Args[0])
if err != nil {
panic("look executable path: " + err.Error())
}
appPath, err = filepath.Abs(appPath)
if err != nil {
panic("get absolute executable path: " + err.Error())
}
})
return appPath
}
var (
workDir string
workDirOnce sync.Once
)
// WorkDir returns the absolute path of work directory. It reads the value of envrionment
// variable GOGS_WORK_DIR. When not set, it uses the directory where the application's
// binary is located.
func WorkDir() string {
workDirOnce.Do(func() {
workDir = os.Getenv("GOGS_WORK_DIR")
if workDir != "" {
return
}
workDir = filepath.Dir(AppPath())
})
return workDir
}
var (
customDir string
customDirOnce sync.Once
)
// CustomDir returns the absolute path of the custom directory that contains local overrides.
// It reads the value of envrionment variable GOGS_CUSTOM. When not set, it uses the work
// directory returned by WorkDir fucntion.
func CustomDir() string {
customDirOnce.Do(func() {
customDir = os.Getenv("GOGS_CUSTOM")
if customDir != "" {
return
}
customDir = filepath.Join(WorkDir(), "custom")
})
return customDir
}
var (
homeDir string
homeDirOnce sync.Once
)
// HomeDir returns the home directory by reading environment variables. It may return empty
// string when environment variables are not set.
func HomeDir() string {
homeDirOnce.Do(func() {
homeDir = os.Getenv("HOME")
if homeDir != "" {
return
}
homeDir = os.Getenv("USERPROFILE")
if homeDir != "" {
return
}
homeDir = os.Getenv("HOMEDRIVE") + os.Getenv("HOMEPATH")
})
return homeDir
}
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