Files
2025-09-12 12:49:06 +10:00

125 lines
2.5 KiB
Go

package plg_backend_local
import (
. "github.com/mickael-kerjean/filestash/server/common"
"golang.org/x/crypto/bcrypt"
"io"
"os"
"os/user"
)
func init() {
Backend.Register("local", &Local{})
}
type Local struct{}
func (this Local) Init(params map[string]string, app *App) (IBackend, error) {
backend := &Local{}
if params["password"] == Config.Get("general.secret_key").String() {
return backend, nil
} else if err := bcrypt.CompareHashAndPassword(
[]byte(Config.Get("auth.admin").String()),
[]byte(params["password"]),
); err == nil {
return backend, nil
}
return nil, ErrAuthenticationFailed
}
func (this Local) LoginForm() Form {
return Form{
Elmnts: []FormElement{
{
Name: "type",
Type: "hidden",
Value: "local",
},
{
Name: "password",
Type: "password",
Placeholder: "Admin Password",
},
{
Name: "path",
Type: "text",
Placeholder: "Path",
},
},
}
}
func (this Local) Home() (string, error) {
if home, err := os.UserHomeDir(); err == nil {
return ensurePath(home), nil
}
if currentUser, err := user.Current(); err == nil && currentUser.HomeDir != "" {
return ensurePath(currentUser.HomeDir), nil
}
return "/", nil
}
func ensurePath(path string) string {
if _, err := os.Stat(path); err != nil {
return "/"
}
return path
}
func (this Local) Ls(path string) ([]os.FileInfo, error) {
f, err := SafeOsOpenFile(path, os.O_RDONLY, os.ModePerm)
if err != nil {
return nil, err
}
return f.Readdir(-1)
}
func (this Local) Cat(path string) (io.ReadCloser, error) {
f, err := SafeOsOpenFile(path, os.O_RDONLY, os.ModePerm)
if err != nil {
return nil, err
}
fs, err := f.Stat()
if err != nil {
f.Close()
return nil, err
} else if fs.IsDir() {
f.Close()
return nil, ErrNotFound
}
return f, nil
}
func (this Local) Mkdir(path string) error {
return SafeOsMkdir(path, 0755)
}
func (this Local) Rm(path string) error {
return SafeOsRemoveAll(path)
}
func (this Local) Mv(from, to string) error {
return SafeOsRename(from, to)
}
func (this Local) Save(path string, content io.Reader) error {
f, err := SafeOsOpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0664)
if err != nil {
return err
}
_, err = io.Copy(f, content)
return err
}
func (this Local) Touch(path string) error {
f, err := SafeOsOpenFile(path, os.O_WRONLY|os.O_CREATE, os.ModePerm)
if err != nil {
return err
}
if _, err = f.Write([]byte("")); err != nil {
f.Close()
return err
}
return f.Close()
}