111 lines
2.6 KiB
Go
111 lines
2.6 KiB
Go
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// Copyright © 2014 Steve Francia <spf@spf13.com>.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package afero
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import (
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"errors"
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"net/http"
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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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"time"
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)
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type httpDir struct {
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basePath string
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fs HttpFs
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}
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func (d httpDir) Open(name string) (http.File, error) {
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if filepath.Separator != '/' && strings.IndexRune(name, filepath.Separator) >= 0 ||
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strings.Contains(name, "\x00") {
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return nil, errors.New("http: invalid character in file path")
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}
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dir := string(d.basePath)
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if dir == "" {
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dir = "."
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}
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f, err := d.fs.Open(filepath.Join(dir, filepath.FromSlash(path.Clean("/"+name))))
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if err != nil {
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return nil, err
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}
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return f, nil
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}
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type HttpFs struct {
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source Fs
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}
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func NewHttpFs(source Fs) *HttpFs {
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return &HttpFs{source: source}
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}
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func (h HttpFs) Dir(s string) *httpDir {
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return &httpDir{basePath: s, fs: h}
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}
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func (h HttpFs) Name() string { return "h HttpFs" }
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func (h HttpFs) Create(name string) (File, error) {
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return h.source.Create(name)
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}
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func (h HttpFs) Chmod(name string, mode os.FileMode) error {
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return h.source.Chmod(name, mode)
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}
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func (h HttpFs) Chtimes(name string, atime time.Time, mtime time.Time) error {
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return h.source.Chtimes(name, atime, mtime)
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}
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func (h HttpFs) Mkdir(name string, perm os.FileMode) error {
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return h.source.Mkdir(name, perm)
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}
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func (h HttpFs) MkdirAll(path string, perm os.FileMode) error {
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return h.source.MkdirAll(path, perm)
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}
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func (h HttpFs) Open(name string) (http.File, error) {
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f, err := h.source.Open(name)
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if err == nil {
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if httpfile, ok := f.(http.File); ok {
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return httpfile, nil
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}
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}
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return nil, err
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}
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func (h HttpFs) OpenFile(name string, flag int, perm os.FileMode) (File, error) {
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return h.source.OpenFile(name, flag, perm)
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}
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func (h HttpFs) Remove(name string) error {
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return h.source.Remove(name)
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}
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func (h HttpFs) RemoveAll(path string) error {
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return h.source.RemoveAll(path)
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}
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func (h HttpFs) Rename(oldname, newname string) error {
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return h.source.Rename(oldname, newname)
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}
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func (h HttpFs) Stat(name string) (os.FileInfo, error) {
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return h.source.Stat(name)
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}
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