2020-01-15 17:21:27 +00:00
|
|
|
package webdav
|
|
|
|
|
|
|
|
import (
|
|
|
|
"net/http"
|
|
|
|
"os"
|
|
|
|
"path"
|
|
|
|
"path/filepath"
|
|
|
|
"strings"
|
2020-01-17 10:30:42 +00:00
|
|
|
|
|
|
|
"github.com/emersion/go-webdav/internal"
|
2020-01-15 17:21:27 +00:00
|
|
|
)
|
|
|
|
|
|
|
|
type LocalFileSystem string
|
|
|
|
|
|
|
|
func (fs LocalFileSystem) path(name string) (string, error) {
|
|
|
|
if (filepath.Separator != '/' && strings.IndexRune(name, filepath.Separator) >= 0) || strings.Contains(name, "\x00") {
|
2020-01-17 10:30:42 +00:00
|
|
|
return "", internal.HTTPErrorf(http.StatusBadRequest, "webdav: invalid character in path")
|
2020-01-15 17:21:27 +00:00
|
|
|
}
|
|
|
|
name = path.Clean(name)
|
|
|
|
if !path.IsAbs(name) {
|
2020-01-17 10:30:42 +00:00
|
|
|
return "", internal.HTTPErrorf(http.StatusBadRequest, "webdav: expected absolute path")
|
2020-01-15 17:21:27 +00:00
|
|
|
}
|
|
|
|
return filepath.Join(string(fs), filepath.FromSlash(name)), nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (fs LocalFileSystem) Open(name string) (File, error) {
|
|
|
|
p, err := fs.path(name)
|
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
return os.Open(p)
|
|
|
|
}
|
|
|
|
|
|
|
|
var _ FileSystem = LocalFileSystem("")
|