151 lines
2.9 KiB
Go
151 lines
2.9 KiB
Go
package constant
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import (
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"os"
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P "path"
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"path/filepath"
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"strings"
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)
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const Name = "clash"
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var (
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GeositeName = "GeoSite.dat"
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GeoipName = "GeoIP.dat"
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)
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// Path is used to get the configuration path
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var Path = func() *path {
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homeDir, err := os.UserHomeDir()
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if err != nil {
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homeDir, _ = os.Getwd()
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}
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allowUnsafePath := strings.TrimSpace(os.Getenv("SKIP_SAFE_PATH_CHECK")) == "1"
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homeDir = P.Join(homeDir, ".config", Name)
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return &path{homeDir: homeDir, configFile: "config.yaml", allowUnsafePath: allowUnsafePath}
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}()
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type path struct {
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homeDir string
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configFile string
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allowUnsafePath bool
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}
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// SetHomeDir is used to set the configuration path
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func SetHomeDir(root string) {
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Path.homeDir = root
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}
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// SetConfig is used to set the configuration file
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func SetConfig(file string) {
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Path.configFile = file
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}
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func (p *path) HomeDir() string {
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return p.homeDir
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}
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func (p *path) Config() string {
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return p.configFile
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}
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// Resolve return a absolute path or a relative path with homedir
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func (p *path) Resolve(path string) string {
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if !filepath.IsAbs(path) {
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return filepath.Join(p.HomeDir(), path)
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}
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return path
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}
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// IsSafePath return true if path is a subpath of homedir
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func (p *path) IsSafePath(path string) bool {
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if p.allowUnsafePath {
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return true
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}
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homedir := p.HomeDir()
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path = p.Resolve(path)
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rel, err := filepath.Rel(homedir, path)
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if err != nil {
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return false
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}
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return !strings.Contains(rel, "..")
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}
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func (p *path) MMDB() string {
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files, err := os.ReadDir(p.homeDir)
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if err != nil {
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return ""
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}
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for _, fi := range files {
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if fi.IsDir() {
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// 目录则直接跳过
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continue
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} else {
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if strings.EqualFold(fi.Name(), "Country.mmdb") {
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GeoipName = fi.Name()
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return P.Join(p.homeDir, fi.Name())
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}
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}
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}
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return P.Join(p.homeDir, "Country.mmdb")
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}
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func (p *path) OldCache() string {
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return P.Join(p.homeDir, ".cache")
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}
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func (p *path) Cache() string {
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return P.Join(p.homeDir, "cache.db")
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}
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func (p *path) GeoIP() string {
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files, err := os.ReadDir(p.homeDir)
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if err != nil {
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return ""
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}
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for _, fi := range files {
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if fi.IsDir() {
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// 目录则直接跳过
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continue
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} else {
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if strings.EqualFold(fi.Name(), "GeoIP.dat") {
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GeoipName = fi.Name()
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return P.Join(p.homeDir, fi.Name())
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}
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}
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}
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return P.Join(p.homeDir, "GeoIP.dat")
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}
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func (p *path) GeoSite() string {
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files, err := os.ReadDir(p.homeDir)
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if err != nil {
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return ""
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}
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for _, fi := range files {
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if fi.IsDir() {
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// 目录则直接跳过
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continue
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} else {
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if strings.EqualFold(fi.Name(), "GeoSite.dat") {
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GeositeName = fi.Name()
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return P.Join(p.homeDir, fi.Name())
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}
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}
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}
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return P.Join(p.homeDir, "GeoSite.dat")
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}
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func (p *path) GetAssetLocation(file string) string {
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return P.Join(p.homeDir, file)
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}
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func (p *path) GetExecutableFullPath() string {
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exePath, err := os.Executable()
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if err != nil {
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return "clash"
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}
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res, _ := filepath.EvalSymlinks(exePath)
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return res
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}
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