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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| package filex | ||
|
|
||
| import ( | ||
| "archive/zip" | ||
| "io" | ||
| "os" | ||
| "path/filepath" | ||
| ) | ||
|
|
||
| func compress(src string, dest string) error { | ||
| destFile, err := os.Create(dest) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer destFile.Close() | ||
|
|
||
| zipWriter := zip.NewWriter(destFile) | ||
| defer zipWriter.Close() | ||
|
|
||
| err = filepath.Walk(src, func(path string, info os.FileInfo, err error) error { | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| header, err := zip.FileInfoHeader(info) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| header.Name, err = filepath.Rel(src, path) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| if info.IsDir() { | ||
| header.Name += "/" | ||
| } else { | ||
| header.Method = zip.Deflate | ||
| } | ||
|
|
||
| writer, err := zipWriter.CreateHeader(header) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| if !info.IsDir() { | ||
| file, err := os.Open(path) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer file.Close() | ||
|
|
||
| _, err = io.Copy(writer, file) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| }) | ||
|
|
||
| return err | ||
| } | ||
|
|
||
| func extract(src string, dest string) error { | ||
| zipReader, err := zip.OpenReader(src) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer zipReader.Close() | ||
|
|
||
| for _, file := range zipReader.File { | ||
| filePath := filepath.Join(dest, file.Name) | ||
|
|
||
| if file.FileInfo().IsDir() { | ||
| os.MkdirAll(filePath, 0755) | ||
| continue | ||
| } | ||
|
|
||
| if err := os.MkdirAll(filepath.Dir(filePath), 0755); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| inFile, err := file.Open() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer inFile.Close() | ||
|
|
||
| outFile, err := os.OpenFile(filePath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, file.Mode()) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer outFile.Close() | ||
|
|
||
| _, err = io.Copy(outFile, inFile) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| } |
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