107 lines
2.5 KiB
Go
107 lines
2.5 KiB
Go
package common
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import (
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"fmt"
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"os"
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"os/user"
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"path/filepath"
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"runtime"
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"strings"
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"github.com/kardianos/osext"
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)
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// MakeName creates a node name that follows the ethereum convention
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// for such names. It adds the operation system name and Go runtime version
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// the name.
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func MakeName(name, version string) string {
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return fmt.Sprintf("%s/v%s/%s/%s", name, version, runtime.GOOS, runtime.Version())
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}
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func ExpandHomePath(p string) (path string) {
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path = p
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sep := fmt.Sprintf("%s", os.PathSeparator)
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// Check in case of paths like "/something/~/something/"
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if len(p) > 1 && p[:1+len(sep)] == "~"+sep {
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usr, _ := user.Current()
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dir := usr.HomeDir
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path = strings.Replace(p, "~", dir, 1)
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}
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return
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}
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func FileExist(filePath string) bool {
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_, err := os.Stat(filePath)
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if err != nil && os.IsNotExist(err) {
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return false
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}
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return true
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}
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func AbsolutePath(Datadir string, filename string) string {
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if filepath.IsAbs(filename) {
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return filename
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}
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return filepath.Join(Datadir, filename)
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}
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func DefaultAssetPath() string {
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var assetPath string
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pwd, _ := os.Getwd()
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srcdir := filepath.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "cmd", "mist")
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// If the current working directory is the go-ethereum dir
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// assume a debug build and use the source directory as
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// asset directory.
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if pwd == srcdir {
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assetPath = filepath.Join(pwd, "assets")
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} else {
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switch runtime.GOOS {
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case "darwin":
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// Get Binary Directory
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exedir, _ := osext.ExecutableFolder()
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assetPath = filepath.Join(exedir, "..", "Resources")
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case "linux":
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assetPath = filepath.Join("usr", "share", "mist")
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case "windows":
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assetPath = filepath.Join(".", "assets")
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default:
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assetPath = "."
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}
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}
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// Check if the assetPath exists. If not, try the source directory
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// This happens when binary is run from outside cmd/mist directory
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if _, err := os.Stat(assetPath); os.IsNotExist(err) {
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assetPath = filepath.Join(srcdir, "assets")
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}
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return assetPath
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}
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func DefaultDataDir() string {
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usr, _ := user.Current()
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if runtime.GOOS == "darwin" {
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return filepath.Join(usr.HomeDir, "Library", "Ethereum")
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} else if runtime.GOOS == "windows" {
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return filepath.Join(usr.HomeDir, "AppData", "Roaming", "Ethereum")
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} else {
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return filepath.Join(usr.HomeDir, ".ethereum")
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}
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}
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func IsWindows() bool {
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return runtime.GOOS == "windows"
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}
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func WindonizePath(path string) string {
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if string(path[0]) == "/" && IsWindows() {
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path = path[1:]
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}
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return path
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}
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