Golang IsEntry Examples

Example #1

File: write.go Project: HYQMartin/go_learning

// ExtractToFunc extracts the whole archive or the given files to the
// specified destination.
// It accepts a function as a middleware for custom operations.
func (z *ZipArchive) ExtractToFunc(destPath string, fn cae.HookFunc, entries ...string) (err error) {
	destPath = strings.Replace(destPath, "\\", "/", -1)
	isHasEntry := len(entries) > 0
	if Verbose {
		fmt.Println("Unzipping " + z.FileName + "...")
	}
	os.MkdirAll(destPath, os.ModePerm)
	for _, f := range z.File {
		f.Name = strings.Replace(f.Name, "\\", "/", -1)

		// Directory.
		if strings.HasSuffix(f.Name, "/") {
			if isHasEntry {
				if cae.IsEntry(f.Name, entries) {
					if err = fn(f.Name, f.FileInfo()); err != nil {
						continue
					}
					os.MkdirAll(path.Join(destPath, f.Name), os.ModePerm)
				}
				continue
			}
			if err = fn(f.Name, f.FileInfo()); err != nil {
				continue
			}
			os.MkdirAll(path.Join(destPath, f.Name), os.ModePerm)
			continue
		}

		// File.
		if isHasEntry {
			if cae.IsEntry(f.Name, entries) {
				if err = fn(f.Name, f.FileInfo()); err != nil {
					continue
				}
				err = extractFile(f, destPath)
			}
		} else {
			if err = fn(f.Name, f.FileInfo()); err != nil {
				continue
			}
			err = extractFile(f, destPath)
		}
		if err != nil {
			return err
		}
	}
	return nil
}

Example #2

File: write.go Project: xuewuhen/cae

// ExtractTo extracts the whole archive or the given files to the
// specified destination.
// It accepts a function as a middleware for custom operations.
func (tz *TzArchive) ExtractToFunc(destPath string, fn cae.HookFunc, entries ...string) (err error) {
	destPath = strings.Replace(destPath, "\\", "/", -1)
	isHasEntry := len(entries) > 0
	if Verbose {
		fmt.Println("Extracting " + tz.FileName + "...")
	}
	os.MkdirAll(destPath, os.ModePerm)

	// Copy post-added files.
	for _, f := range tz.files {
		if !cae.IsExist(f.absPath) {
			continue
		}

		relPath := path.Join(destPath, f.Name)
		os.MkdirAll(path.Dir(relPath), os.ModePerm)
		if err := cae.Copy(relPath, f.absPath); err != nil {
			return err
		}
	}

	tr, f, err := openFile(tz.FileName)
	if err != nil {
		return err
	}
	defer f.Close()

	for {
		h, err := tr.Next()
		if err == io.EOF {
			break
		} else if err != nil {
			return err
		}

		h.Name = strings.Replace(h.Name, "\\", "/", -1)

		// Directory.
		if h.Typeflag == tar.TypeDir {
			if isHasEntry {
				if cae.IsEntry(h.Name, entries) {
					if err = fn(h.Name, h.FileInfo()); err != nil {
						continue
					}
					os.MkdirAll(path.Join(destPath, h.Name), os.ModePerm)
				}
				continue
			}
			if err = fn(h.Name, h.FileInfo()); err != nil {
				continue
			}
			os.MkdirAll(path.Join(destPath, h.Name), os.ModePerm)
			continue
		}

		// File.
		if isHasEntry {
			if cae.IsEntry(h.Name, entries) {
				if err = fn(h.Name, h.FileInfo()); err != nil {
					continue
				}
				err = extractFile(h, tr, destPath)
			}
		} else {
			if err = fn(h.Name, h.FileInfo()); err != nil {
				continue
			}
			err = extractFile(h, tr, destPath)
		}
		if err != nil {
			return err
		}
	}
	return nil
}