diff --git a/code/rest/matter_controller.go b/code/rest/matter_controller.go
index 0e15bf7..a76a03f 100644
--- a/code/rest/matter_controller.go
+++ b/code/rest/matter_controller.go
@@ -222,14 +222,29 @@ func (this *MatterController) Upload(writer http.ResponseWriter, request *http.R
 func (this *MatterController) Crawl(writer http.ResponseWriter, request *http.Request) *result.WebResult {
 
 	url := util.ExtractRequestString(request, "url")
-	destPath := util.ExtractRequestString(request, "destPath")
+	destPath := util.ExtractRequestOptionalString(request, "destPath", "")
+	puuid := util.ExtractRequestOptionalString(request, "puuid", "")
 	filename := util.ExtractRequestString(request, "filename")
 
 	user := this.checkUser(request)
 	spaceUuid := util.ExtractRequestOptionalString(request, "spaceUuid", user.SpaceUuid)
 	space := this.spaceService.CheckWritableByUuid(request, user, spaceUuid)
 
-	dirMatter := this.matterService.CreateDirectories(request, user, space, destPath)
+	var dirMatter *Matter
+	if puuid == "" {
+		dirMatter = this.matterDao.CheckByUuid(puuid)
+		if dirMatter.SpaceUuid != space.Uuid {
+			panic(result.UNAUTHORIZED)
+		}
+		if !dirMatter.Dir {
+			panic(" puuid is not a dir.")
+		}
+	} else {
+		if destPath == "" {
+			panic(" puuid or destPath cannot be null")
+		}
+		dirMatter = this.matterService.CreateDirectories(request, user, space, destPath)
+	}
 
 	if url == "" || (!strings.HasPrefix(url, "http://") && !strings.HasPrefix(url, "https://")) {
 		panic(" url must start with  http:// or https://")
diff --git a/code/rest/matter_model.go b/code/rest/matter_model.go
index 2dbc700..8af3f90 100644
--- a/code/rest/matter_model.go
+++ b/code/rest/matter_model.go
@@ -150,10 +150,16 @@ func (this *Matter) FetchPropMap() map[string]string {
 // fetch the props
 func (this *Matter) SetPropMap(propMap map[string]string) {
 
+	//恢复panic
+	//defer func() {
+	//	if err := recover(); err != nil {
+	//		fmt.Printf("occur error while set prop map %s\r\n", err)
+	//	}
+	//}()
+
 	b, err := jsoniter.ConfigCompatibleWithStandardLibrary.Marshal(propMap)
 	if err != nil {
 		panic(err)
 	}
-
 	this.Prop = string(b)
 }
diff --git a/code/rest/space_member_controller.go b/code/rest/space_member_controller.go
index c1f48ae..be07645 100644
--- a/code/rest/space_member_controller.go
+++ b/code/rest/space_member_controller.go
@@ -62,6 +62,7 @@ func (this *SpaceMemberController) RegisterRoutes() map[string]func(writer http.
 	routeMap["/api/space/member/edit"] = this.Wrap(this.Edit, USER_ROLE_USER)
 	routeMap["/api/space/member/delete"] = this.Wrap(this.Delete, USER_ROLE_USER)
 	routeMap["/api/space/member/detail"] = this.Wrap(this.Detail, USER_ROLE_USER)
+	routeMap["/api/space/member/mine"] = this.Wrap(this.Mine, USER_ROLE_USER)
 	routeMap["/api/space/member/page"] = this.Wrap(this.Page, USER_ROLE_USER)
 
 	return routeMap
@@ -151,6 +152,18 @@ func (this *SpaceMemberController) Detail(writer http.ResponseWriter, request *h
 
 }
 
+// find my role in the space.
+func (this *SpaceMemberController) Mine(writer http.ResponseWriter, request *http.Request) *result.WebResult {
+
+	spaceUuid := util.ExtractRequestString(request, "spaceUuid")
+
+	user := this.checkUser(request)
+	spaceMember := this.spaceMemberDao.FindBySpaceUuidAndUserUuid(spaceUuid, user.Uuid)
+
+	return this.Success(spaceMember)
+
+}
+
 func (this *SpaceMemberController) Page(writer http.ResponseWriter, request *http.Request) *result.WebResult {
 
 	page := util.ExtractRequestOptionalInt(request, "page", 0)