123 lines
2.2 KiB
Go
123 lines
2.2 KiB
Go
package config
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import (
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"archive/zip"
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"fmt"
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"io"
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"os"
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"path"
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"path/filepath"
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"strings"
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"sync"
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C "github.com/Dreamacro/clash/constant"
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)
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const xdURL = "https://codeload.github.com/MetaCubeX/metacubexd/zip/refs/heads/gh-pages"
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var xdMutex sync.Mutex
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func UpdateXD() error {
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xdMutex.Lock()
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defer xdMutex.Unlock()
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err := cleanup(C.UIPath)
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if err != nil {
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return fmt.Errorf("cleanup exist file error: %w", err)
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}
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data, err := downloadForBytes(xdURL)
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if err != nil {
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return fmt.Errorf("can't download XD file: %w", err)
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}
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saved := path.Join(C.UIPath, "xd.zip")
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if saveFile(data, saved) != nil {
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return fmt.Errorf("can't save XD zip file: %w", err)
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}
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defer os.Remove(saved)
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err = unzip(saved, C.UIPath)
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if err != nil {
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return fmt.Errorf("can't extract XD zip file: %w", err)
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}
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err = os.Rename(path.Join(C.UIPath, "metacubexd-gh-pages"), path.Join(C.UIPath, "xd"))
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if err != nil {
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return fmt.Errorf("can't rename folder: %w", err)
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}
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return nil
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}
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func unzip(src, dest string) error {
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r, err := zip.OpenReader(src)
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if err != nil {
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return err
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}
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defer r.Close()
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for _, f := range r.File {
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fpath := filepath.Join(dest, f.Name)
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if !strings.HasPrefix(fpath, filepath.Clean(dest)+string(os.PathSeparator)) {
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return fmt.Errorf("invalid file path: %s", fpath)
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}
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if f.FileInfo().IsDir() {
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os.MkdirAll(fpath, os.ModePerm)
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continue
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}
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if err = os.MkdirAll(filepath.Dir(fpath), os.ModePerm); err != nil {
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return err
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}
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outFile, err := os.OpenFile(fpath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, f.Mode())
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if err != nil {
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return err
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}
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rc, err := f.Open()
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if err != nil {
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return err
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}
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_, err = io.Copy(outFile, rc)
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outFile.Close()
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rc.Close()
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if err != nil {
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return err
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}
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}
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return nil
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}
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func cleanup(root string) error {
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return filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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if path == root {
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// skip root itself
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return nil
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}
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if info.IsDir() {
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if err := os.RemoveAll(path); err != nil {
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if os.IsNotExist(err) {
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return nil
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}
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return err
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}
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} else {
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if err := os.Remove(path); err != nil {
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if os.IsNotExist(err) {
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return nil
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}
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return err
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}
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}
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return nil
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})
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}
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