diff --git a/models/file.go b/models/file.go
index d842e22..67777ed 100644
--- a/models/file.go
+++ b/models/file.go
@@ -22,7 +22,7 @@ type File struct {
 	Policy Policy `gorm:"PRELOAD:false,association_autoupdate:false"`
 
 	// 数据库忽略字段
-	PositionTemp string `gorm:"-"`
+	Position string `gorm:"-"`
 }
 
 // Create 创建文件记录
@@ -40,7 +40,7 @@ func (folder *Folder) GetChildFile(name string) (*File, error) {
 	result := DB.Where("folder_id = ? AND name = ?", folder.ID, name).Find(&file)
 
 	if result.Error == nil {
-		file.PositionTemp = path.Join(folder.PositionTemp, folder.Name, file.Name)
+		file.Position = path.Join(folder.Position, folder.Name, file.Name)
 	}
 	return &file, result.Error
 }
diff --git a/models/file_test.go b/models/file_test.go
index 4e9054a..7bfd2c4 100644
--- a/models/file_test.go
+++ b/models/file_test.go
@@ -44,7 +44,7 @@ func TestFolder_GetChildFile(t *testing.T) {
 		asserts.NoError(mock.ExpectationsWereMet())
 		asserts.NoError(err)
 		asserts.Equal("1.txt", file.Name)
-		asserts.Equal("/1.txt", file.PositionTemp)
+		asserts.Equal("/1.txt", file.Position)
 	}
 
 	// 不存在
diff --git a/models/folder.go b/models/folder.go
index 4d89cf2..5d93760 100644
--- a/models/folder.go
+++ b/models/folder.go
@@ -16,7 +16,7 @@ type Folder struct {
 	OwnerID  uint   `gorm:"index:owner_id"`
 
 	// 数据库忽略字段
-	PositionTemp string `gorm:"-"`
+	Position string `gorm:"-"`
 }
 
 // Create 创建目录
@@ -37,7 +37,7 @@ func (folder *Folder) GetChild(name string) (*Folder, error) {
 
 	// 将子目录的路径传递下去
 	if err == nil {
-		resFolder.PositionTemp = path.Join(folder.PositionTemp, folder.Name)
+		resFolder.Position = path.Join(folder.Position, folder.Name)
 	}
 	return &resFolder, err
 }
diff --git a/models/folder_test.go b/models/folder_test.go
index 4416ad9..65e99a5 100644
--- a/models/folder_test.go
+++ b/models/folder_test.go
@@ -51,7 +51,7 @@ func TestFolder_GetChild(t *testing.T) {
 		asserts.NoError(mock.ExpectationsWereMet())
 		asserts.NoError(err)
 		asserts.Equal(sub.Name, "sub")
-		asserts.Equal("/", sub.PositionTemp)
+		asserts.Equal("/", sub.Position)
 	}
 
 	// 目录不存在
diff --git a/pkg/filesystem/file_test.go b/pkg/filesystem/file_test.go
index 2c889ea..cd3c656 100644
--- a/pkg/filesystem/file_test.go
+++ b/pkg/filesystem/file_test.go
@@ -22,7 +22,6 @@ func TestFileSystem_AddFile(t *testing.T) {
 		Model: gorm.Model{
 			ID: 1,
 		},
-		PositionAbsolute: "/我的文件",
 	}
 	fs := FileSystem{
 		User: &model.User{
@@ -79,26 +78,35 @@ func TestFileSystem_GetContent(t *testing.T) {
 	asserts.NoError(err)
 	_ = file.Close()
 
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(1))
 	mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "name", "policy_id"}).AddRow(1, "TestFileSystem_GetContent.txt", 1))
 	mock.ExpectQuery("SELECT(.+)poli(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "type"}).AddRow(1, "unknown"))
 
-	rs, err = fs.GetContent(ctx, "TestFileSystem_GetContent.txt")
+	rs, err = fs.GetContent(ctx, "/TestFileSystem_GetContent.txt")
 	asserts.Error(err)
 	asserts.NoError(mock.ExpectationsWereMet())
 
 	// 打开文件失败
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(1))
 	mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "name", "policy_id"}).AddRow(1, "TestFileSystem_GetContent.txt", 1))
 	mock.ExpectQuery("SELECT(.+)poli(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "type", "source_name"}).AddRow(1, "local", "not exist"))
 
-	rs, err = fs.GetContent(ctx, "TestFileSystem_GetContent.txt")
+	rs, err = fs.GetContent(ctx, "/TestFileSystem_GetContent.txt")
 	asserts.Equal(serializer.CodeIOFailed, err.(serializer.AppError).Code)
 	asserts.NoError(mock.ExpectationsWereMet())
 
 	// 打开成功
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(1))
 	mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "name", "policy_id", "source_name"}).AddRow(1, "TestFileSystem_GetContent.txt", 1, "TestFileSystem_GetContent.txt"))
 	mock.ExpectQuery("SELECT(.+)poli(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "type"}).AddRow(1, "local"))
 
-	rs, err = fs.GetContent(ctx, "TestFileSystem_GetContent.txt")
+	rs, err = fs.GetContent(ctx, "/TestFileSystem_GetContent.txt")
 	asserts.NoError(err)
 	asserts.NoError(mock.ExpectationsWereMet())
 }
@@ -122,20 +130,26 @@ func TestFileSystem_GetDownloadContent(t *testing.T) {
 	asserts.NoError(err)
 	_ = file.Close()
 
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(1))
 	mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "name", "policy_id", "source_name"}).AddRow(1, "TestFileSystem_GetDownloadContent.txt", 1, "TestFileSystem_GetDownloadContent.txt"))
 	mock.ExpectQuery("SELECT(.+)poli(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "type"}).AddRow(1, "local"))
 
 	// 无限速
-	_, err = fs.GetDownloadContent(ctx, "TestFileSystem_GetDownloadContent.txt")
+	_, err = fs.GetDownloadContent(ctx, "/TestFileSystem_GetDownloadContent.txt")
 	asserts.NoError(err)
 	asserts.NoError(mock.ExpectationsWereMet())
 
 	// 有限速
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(1))
 	mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "name", "policy_id", "source_name"}).AddRow(1, "TestFileSystem_GetDownloadContent.txt", 1, "TestFileSystem_GetDownloadContent.txt"))
 	mock.ExpectQuery("SELECT(.+)poli(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "type"}).AddRow(1, "local"))
 
 	fs.User.Group.SpeedLimit = 1
-	_, err = fs.GetDownloadContent(ctx, "TestFileSystem_GetDownloadContent.txt")
+	_, err = fs.GetDownloadContent(ctx, "/TestFileSystem_GetDownloadContent.txt")
 	asserts.NoError(err)
 	asserts.NoError(mock.ExpectationsWereMet())
 }
diff --git a/pkg/filesystem/hooks.go b/pkg/filesystem/hooks.go
index 558ac04..4dc6d83 100644
--- a/pkg/filesystem/hooks.go
+++ b/pkg/filesystem/hooks.go
@@ -4,7 +4,6 @@ import (
 	"context"
 	"errors"
 	"github.com/HFO4/cloudreve/pkg/util"
-	"path"
 )
 
 // Hook 钩子函数
@@ -118,10 +117,10 @@ func GenericAfterUpload(ctx context.Context, fs *FileSystem) error {
 	}
 
 	// 检查文件是否存在
-	if ok, _ := fs.IsFileExist(path.Join(
-		virtualPath,
+	if ok, _ := fs.IsChildFileExist(
+		folder,
 		ctx.Value(FileHeaderCtx).(FileHeader).GetFileName(),
-	)); ok {
+	); ok {
 		return ErrFileExisted
 	}
 
diff --git a/pkg/filesystem/hooks_test.go b/pkg/filesystem/hooks_test.go
index b0da5e9..a04135f 100644
--- a/pkg/filesystem/hooks_test.go
+++ b/pkg/filesystem/hooks_test.go
@@ -104,9 +104,13 @@ func TestGenericAfterUpload(t *testing.T) {
 	ctx = context.WithValue(ctx, SavePathCtx, "")
 
 	// 正常
-	mock.ExpectQuery("SELECT(.+)folders(.+)").WillReturnRows(
-		mock.NewRows([]string{"name"}).AddRow("我的文件"),
-	)
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+	// 1
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1, 1, "我的文件").
+		WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(2, 1))
 	mock.ExpectQuery("SELECT(.+)files(.+)").WillReturnError(errors.New("not found"))
 	mock.ExpectBegin()
 	mock.ExpectExec("INSERT(.+)files(.+)").WillReturnResult(sqlmock.NewResult(1, 1))
@@ -125,9 +129,13 @@ func TestGenericAfterUpload(t *testing.T) {
 	asserts.NoError(mock.ExpectationsWereMet())
 
 	// 文件已存在
-	mock.ExpectQuery("SELECT(.+)folders(.+)").WillReturnRows(
-		mock.NewRows([]string{"name"}).AddRow("我的文件"),
-	)
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+	// 1
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1, 1, "我的文件").
+		WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(2, 1))
 	mock.ExpectQuery("SELECT(.+)files(.+)").WillReturnRows(
 		mock.NewRows([]string{"name"}).AddRow("test.txt"),
 	)
@@ -136,9 +144,14 @@ func TestGenericAfterUpload(t *testing.T) {
 	asserts.NoError(mock.ExpectationsWereMet())
 
 	// 插入失败
-	mock.ExpectQuery("SELECT(.+)folders(.+)").WillReturnRows(
-		mock.NewRows([]string{"name"}).AddRow("我的文件"),
-	)
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1).
+		WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+	// 1
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1, 1, "我的文件").
+		WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(2, 1))
+
 	mock.ExpectQuery("SELECT(.+)files(.+)").WillReturnError(errors.New("not found"))
 	mock.ExpectBegin()
 	mock.ExpectExec("INSERT(.+)files(.+)").WillReturnError(errors.New("error"))
@@ -217,7 +230,10 @@ func TestHookIsFileExist(t *testing.T) {
 	}}
 	ctx := context.WithValue(context.Background(), PathCtx, "/test.txt")
 	{
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/", "test.txt").WillReturnRows(
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1).
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "test.txt").WillReturnRows(
 			sqlmock.NewRows([]string{"Name"}).AddRow("s"),
 		)
 		err := HookIsFileExist(ctx, fs)
@@ -225,7 +241,10 @@ func TestHookIsFileExist(t *testing.T) {
 		asserts.NoError(err)
 	}
 	{
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/", "test.txt").WillReturnRows(
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1).
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "test.txt").WillReturnRows(
 			sqlmock.NewRows([]string{"Name"}),
 		)
 		err := HookIsFileExist(ctx, fs)
diff --git a/pkg/filesystem/manage.go b/pkg/filesystem/manage.go
index 2448cb6..f0cbe1e 100644
--- a/pkg/filesystem/manage.go
+++ b/pkg/filesystem/manage.go
@@ -238,7 +238,7 @@ func (fs *FileSystem) List(ctx context.Context, dirPath string, pathProcessor fu
 		return []Object{}, nil
 	}
 
-	var parentPath = path.Join(folder.PositionTemp, folder.Name)
+	var parentPath = path.Join(folder.Position, folder.Name)
 	var childFolders []model.Folder
 	var childFiles []model.File
 
diff --git a/pkg/filesystem/manage_test.go b/pkg/filesystem/manage_test.go
index 14f04f3..f9bd6ec 100644
--- a/pkg/filesystem/manage_test.go
+++ b/pkg/filesystem/manage_test.go
@@ -392,26 +392,37 @@ func TestFileSystem_Copy(t *testing.T) {
 
 	// 目录不存在
 	{
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/dst").WillReturnRows(
+		mock.ExpectQuery("SELECT(.+)").WillReturnRows(
 			sqlmock.NewRows([]string{"name"}),
 		)
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/src").WillReturnRows(
+		mock.ExpectQuery("SELECT(.+)").WillReturnRows(
 			sqlmock.NewRows([]string{"name"}),
 		)
-		err := fs.Copy(ctx, []string{}, []string{}, "/src", "/dst")
+		err := fs.Copy(ctx, []uint{}, []uint{}, "/src", "/dst")
 		asserts.Equal(ErrPathNotExist, err)
 		asserts.NoError(mock.ExpectationsWereMet())
 	}
 
 	// 复制目录出错
 	{
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/src").WillReturnRows(
-			sqlmock.NewRows([]string{"name"}).AddRow("123"),
-		)
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/dst").WillReturnRows(
-			sqlmock.NewRows([]string{"name"}).AddRow("123"),
-		)
-		err := fs.Copy(ctx, []string{"test"}, []string{}, "/src", "/dst")
+		// 根目录
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1).
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+		// 1
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1, 1, "src").
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(2, 1))
+		// 根目录
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1).
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+		// 1
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1, 1, "dst").
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(2, 1))
+
+		err := fs.Copy(ctx, []uint{1}, []uint{}, "/src", "/dst")
 		asserts.Error(err)
 	}
 
@@ -434,20 +445,30 @@ func TestFileSystem_Move(t *testing.T) {
 		mock.ExpectQuery("SELECT(.+)").WillReturnRows(
 			sqlmock.NewRows([]string{"name"}),
 		)
-		err := fs.Move(ctx, []string{}, []string{}, "/src", "/dst")
+		err := fs.Move(ctx, []uint{}, []uint{}, "/src", "/dst")
 		asserts.Equal(ErrPathNotExist, err)
 		asserts.NoError(mock.ExpectationsWereMet())
 	}
 
 	// 移动目录出错
 	{
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/src").WillReturnRows(
-			sqlmock.NewRows([]string{"name"}).AddRow("123"),
-		)
-		mock.ExpectQuery("SELECT(.+)").WithArgs(uint(1), "/dst").WillReturnRows(
-			sqlmock.NewRows([]string{"name"}).AddRow("123"),
-		)
-		err := fs.Move(ctx, []string{"test"}, []string{}, "/src", "/dst")
+		// 根目录
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1).
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+		// 1
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1, 1, "src").
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(2, 1))
+		// 根目录
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1).
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(1, 1))
+		// 1
+		mock.ExpectQuery("SELECT(.+)").
+			WithArgs(1, 1, "dst").
+			WillReturnRows(sqlmock.NewRows([]string{"id", "owner_id"}).AddRow(2, 1))
+		err := fs.Move(ctx, []uint{1}, []uint{}, "/src", "/dst")
 		asserts.Error(err)
 	}
 }
diff --git a/pkg/filesystem/path.go b/pkg/filesystem/path.go
index b9dbfad..65f0a26 100644
--- a/pkg/filesystem/path.go
+++ b/pkg/filesystem/path.go
@@ -20,6 +20,7 @@ func (fs *FileSystem) IsPathExist(path string) (bool, *model.Folder) {
 	}
 
 	// 递归步入目录
+	// TODO:装入树形缓存
 	var currentFolder *model.Folder
 	for _, folderName := range pathList {
 		var err error
diff --git a/pkg/filesystem/path_test.go b/pkg/filesystem/path_test.go
index c867a6a..91b5414 100644
--- a/pkg/filesystem/path_test.go
+++ b/pkg/filesystem/path_test.go
@@ -128,3 +128,25 @@ func TestFileSystem_IsPathExist(t *testing.T) {
 	}
 
 }
+
+func TestFileSystem_IsChildFileExist(t *testing.T) {
+	asserts := assert.New(t)
+	fs := &FileSystem{User: &model.User{
+		Model: gorm.Model{
+			ID: 1,
+		},
+	}}
+	folder := model.Folder{
+		Model:    gorm.Model{ID: 1},
+		Name:     "123",
+		Position: "/",
+	}
+
+	mock.ExpectQuery("SELECT(.+)").
+		WithArgs(1, "321").
+		WillReturnRows(sqlmock.NewRows([]string{"id", "name"}).AddRow(2, "321"))
+	exist, childFile := fs.IsChildFileExist(&folder, "321")
+	asserts.NoError(mock.ExpectationsWereMet())
+	asserts.True(exist)
+	asserts.Equal("/123/321", childFile.Position)
+}
diff --git a/pkg/util/path_test.go b/pkg/util/path_test.go
index 8470398..d633dc7 100644
--- a/pkg/util/path_test.go
+++ b/pkg/util/path_test.go
@@ -19,3 +19,11 @@ func TestFillSlash(t *testing.T) {
 	asserts.Equal("/", FillSlash(""))
 	asserts.Equal("/123/", FillSlash("/123"))
 }
+
+func TestSplitPath(t *testing.T) {
+	asserts := assert.New(t)
+	asserts.Equal([]string{}, SplitPath(""))
+	asserts.Equal([]string{}, SplitPath("1"))
+	asserts.Equal([]string{"/"}, SplitPath("/"))
+	asserts.Equal([]string{"/", "123", "321"}, SplitPath("/123/321"))
+}
diff --git a/routers/file_router_test.go b/routers/file_router_test.go
index fabac28..9a99e85 100644
--- a/routers/file_router_test.go
+++ b/routers/file_router_test.go
@@ -124,8 +124,8 @@ func TestObjectDelete(t *testing.T) {
 		// 路径不存在，返回无错误
 		{
 			GetRequest: func() *http.Request {
-				body := explorer.ItemServiceTemp{
-					Items: []string{"/TestObjectDelete.txt"},
+				body := explorer.ItemService{
+					Items: []uint{1},
 				}
 				bodyStr, _ := json.Marshal(body)
 				req, _ := http.NewRequest(
@@ -139,10 +139,10 @@ func TestObjectDelete(t *testing.T) {
 		},
 		// 文件删除失败，返回203
 		{
-			Mock: []string{"INSERT INTO `files` (`id`, `created_at`, `updated_at`, `deleted_at`, `name`, `source_name`, `user_id`, `size`, `pic_info`, `folder_id`, `policy_id`, `dir`) VALUES(5, '2019-11-30 07:08:33', '2019-11-30 07:08:33', NULL, 'pigeon.zip', '65azil3B_pigeon.zip', 1, 1667217, '', 1, 1, '/');"},
+			Mock: []string{"INSERT INTO `files` (`id`, `created_at`, `updated_at`, `deleted_at`, `name`, `source_name`, `user_id`, `size`, `pic_info`, `folder_id`, `policy_id`) VALUES(5, '2019-11-30 07:08:33', '2019-11-30 07:08:33', NULL, 'pigeon.zip', '65azil3B_pigeon.zip', 1, 1667217, '', 1, 1);"},
 			GetRequest: func() *http.Request {
-				body := explorer.ItemServiceTemp{
-					Items: []string{"/pigeon.zip"},
+				body := explorer.ItemService{
+					Items: []uint{5},
 				}
 				bodyStr, _ := json.Marshal(body)
 				req, _ := http.NewRequest(