forked from mirror/pkger
107 lines
1.7 KiB
Go
107 lines
1.7 KiB
Go
package stdos
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import (
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"net/http"
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"os"
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"path"
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"github.com/markbates/pkger/here"
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"github.com/markbates/pkger/pkging"
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)
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var _ pkging.File = &File{}
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type File struct {
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*os.File
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info *pkging.FileInfo
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her here.Info
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path pkging.Path
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pkging pkging.Pkger
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}
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func NewFile(fx pkging.Pkger, osf *os.File) (*File, error) {
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name := osf.Name()
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pt, err := fx.Parse(name)
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if err != nil {
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return nil, err
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}
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info, err := osf.Stat()
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if err != nil {
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return nil, err
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}
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f := &File{
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File: osf,
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path: pt,
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pkging: fx,
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}
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f.info = pkging.WithName(pt.Name, info)
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her, err := here.Package(pt.Pkg)
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if err != nil {
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return nil, err
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}
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f.her = her
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return f, nil
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}
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func (f *File) Close() error {
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return f.File.Close()
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}
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func (f *File) Abs() (string, error) {
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return f.pkging.AbsPath(f.path)
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}
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func (f *File) Info() here.Info {
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return f.her
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}
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func (f *File) Name() string {
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return f.info.Name()
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}
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type HTTP struct {
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pkging.File
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osf *os.File
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}
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func (f *HTTP) Readdir(count int) ([]os.FileInfo, error) {
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osinfos, err := f.osf.Readdir(count)
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if err != nil {
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return nil, err
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}
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infos := make([]os.FileInfo, len(osinfos))
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for i, info := range osinfos {
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infos[i] = pkging.WithRelName(info.Name(), info)
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}
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return infos, err
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}
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func (f *File) Open(name string) (http.File, error) {
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fp := path.Join(f.Path().Name, name)
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f2, err := f.pkging.Open(fp)
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if err != nil {
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return nil, err
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}
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return &HTTP{File: f2, osf: f.File}, nil
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}
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func (f *File) Path() pkging.Path {
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return f.path
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}
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func (f *File) Stat() (os.FileInfo, error) {
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if f.info != nil {
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return f.info, nil
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}
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nf, err := NewFile(f.pkging, f.File)
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if err != nil {
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return nil, err
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}
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(*f) = *nf
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return f.info, nil
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}
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