Feat: WebDAV mount folders

models/folder.go

@@ -30,6 +30,13 @@ func (folder *Folder) Create() (uint, error) {
 	return folder.ID, nil
 }
 
+// GetMountedFolders 列出已挂载存储策略的目录
+func GetMountedFolders(uid uint) []Folder {
+	var folders []Folder
+	DB.Where("owner_id = ? and policy_id <> ?", uid, 0).Find(&folders)
+	return folders
+}
+
 // GetChild 返回folder下名为name的子目录，不存在则返回错误
 func (folder *Folder) GetChild(name string) (*Folder, error) {
 	var resFolder Folder
@@ -265,6 +272,11 @@ func (folder *Folder) Rename(new string) error {
 	return nil
 }
 
+// Mount 目录挂载
+func (folder *Folder) Mount(new uint) error {
+	return DB.Model(&folder).Update("policy_id", new).Error
+}
+
 /*
 	实现 FileInfo.FileInfo 接口
 	TODO 测试