Method isZipWithOffsetFileHeaderLocation

cf/appfiles/zipper.go:244–271

(name string)

}

func (zipper ApplicationZipper) isZipWithOffsetFileHeaderLocation(name string) bool {
	loc, err := zipper.zipFileHeaderLocation(name)
	if err != nil {
		return false
	}

	if loc > int64(-1) {
		f, err := os.Open(name)
		if err != nil {
			return false
		}

		defer f.Close()

		fi, err := f.Stat()
		if err != nil {
			return false
		}

		readerAt := io.NewSectionReader(f, loc, fi.Size())
		_, err = zip.NewReader(readerAt, fi.Size())
		if err == nil {
			return true
		}
	}

	return false
}

func (zipper ApplicationZipper) extractFile(f *zip.File, destDir string) error {
	if f.FileInfo().IsDir() {