alist/server/ftp/fsmanage.go

83 lines
2.0 KiB
Go

package ftp
import (
"context"
"fmt"
"github.com/alist-org/alist/v3/internal/errs"
"github.com/alist-org/alist/v3/internal/fs"
"github.com/alist-org/alist/v3/internal/model"
"github.com/alist-org/alist/v3/internal/op"
"github.com/alist-org/alist/v3/server/common"
"github.com/pkg/errors"
stdpath "path"
)
func Mkdir(ctx context.Context, path string) error {
user := ctx.Value("user").(*model.User)
reqPath, err := user.JoinPath(path)
if err != nil {
return err
}
if !user.CanWrite() || !user.CanFTPManage() {
meta, err := op.GetNearestMeta(stdpath.Dir(reqPath))
if err != nil {
if !errors.Is(errors.Cause(err), errs.MetaNotFound) {
return err
}
}
if !common.CanWrite(meta, reqPath) {
return errs.PermissionDenied
}
}
return fs.MakeDir(ctx, reqPath)
}
func Remove(ctx context.Context, path string) error {
user := ctx.Value("user").(*model.User)
if !user.CanRemove() || !user.CanFTPManage() {
return errs.PermissionDenied
}
reqPath, err := user.JoinPath(path)
if err != nil {
return err
}
return fs.Remove(ctx, reqPath)
}
func Rename(ctx context.Context, oldPath, newPath string) error {
user := ctx.Value("user").(*model.User)
srcPath, err := user.JoinPath(oldPath)
if err != nil {
return err
}
dstPath, err := user.JoinPath(newPath)
if err != nil {
return err
}
srcDir, srcBase := stdpath.Split(srcPath)
dstDir, dstBase := stdpath.Split(dstPath)
if srcDir == dstDir {
if !user.CanRename() || !user.CanFTPManage() {
return errs.PermissionDenied
}
return fs.Rename(ctx, srcPath, dstBase)
} else {
if !user.CanFTPManage() || !user.CanMove() || (srcBase != dstBase && !user.CanRename()) {
return errs.PermissionDenied
}
if err = fs.Move(ctx, srcPath, dstDir); err != nil {
if srcBase != dstBase {
return err
}
if _, err1 := fs.Copy(ctx, srcPath, dstDir); err1 != nil {
return fmt.Errorf("failed move for %+v, and failed try copying for %+v", err, err1)
}
return nil
}
if srcBase != dstBase {
return fs.Rename(ctx, stdpath.Join(dstDir, srcBase), dstBase)
}
return nil
}
}