Feat: mount storage policy for folders in WebDAV

pkg/webdav/webdav.go

@@ -356,6 +356,17 @@ func (h *Handler) handlePut(w http.ResponseWriter, r *http.Request, fs *filesyst
 		fs.Use("AfterValidateFailed", filesystem.HookGiveBackCapacity)
 		ctx = context.WithValue(ctx, fsctx.FileModelCtx, *originFile)
 	} else {
+		// 检查父目录指定存储策略
+		if exist, folder := fs.IsPathExist(filePath); exist {
+			if folder.PolicyID != 0 {
+				// 尝试获取并重设存储策略
+				if policy, err := model.GetPolicyByID(fs.User.GetPolicyID(folder.PolicyID)); err == nil {
+					fs.User.Policy = policy
+					fs.DispatchHandler()
+				}
+			}
+		}
+
 		// 给文件系统分配钩子
 		fs.Use("BeforeUpload", filesystem.HookValidateFile)
 		fs.Use("BeforeUpload", filesystem.HookValidateCapacity)