diff --git a/rest/dav_controller.go b/rest/dav_controller.go
index e1036d9..0db56b6 100644
--- a/rest/dav_controller.go
+++ b/rest/dav_controller.go
@@ -1,7 +1,9 @@
 package rest
 
 import (
+	"bytes"
 	"fmt"
+	"io/ioutil"
 	"net/http"
 	"regexp"
 )
@@ -140,6 +142,19 @@ func (this *DavController) Index(writer http.ResponseWriter, request *http.Reque
 	fmt.Printf("\n------Body：------\n")
 	//ioutil.ReadAll 不可重复读，第二次读的时候就什么都没有了。
 
+	bodyBytes, err := ioutil.ReadAll(request.Body)
+	if err != nil {
+		fmt.Println("读取body时出错" + err.Error())
+	}
+	fmt.Println(string(bodyBytes))
+
+	//关闭之后再重新赋值
+	err = request.Body.Close()
+	if err != nil {
+		panic(err)
+	}
+	request.Body = ioutil.NopCloser(bytes.NewBuffer(bodyBytes))
+
 	fmt.Println("------------------")
 
 	//获取请求者
diff --git a/rest/dav_model.go b/rest/dav_model.go
index 8b88f1d..ab9e306 100644
--- a/rest/dav_model.go
+++ b/rest/dav_model.go
@@ -13,14 +13,14 @@ var WEBDAV_PREFFIX = "/api/dav"
 
 //动态的文件属性
 type LiveProp struct {
-	findFn func(matter *Matter) string
+	findFn func(user *User, matter *Matter) string
 	dir    bool
 }
 
 //所有的动态属性定义及其值的获取方式
 var LivePropMap = map[xml.Name]LiveProp{
 	{Space: "DAV:", Local: "resourcetype"}: {
-		findFn: func(matter *Matter) string {
+		findFn: func(user *User, matter *Matter) string {
 			if matter.Dir {
 				return `<D:collection xmlns:D="DAV:"/>`
 			} else {
@@ -30,7 +30,7 @@ var LivePropMap = map[xml.Name]LiveProp{
 		dir: true,
 	},
 	{Space: "DAV:", Local: "displayname"}: {
-		findFn: func(matter *Matter) string {
+		findFn: func(user *User, matter *Matter) string {
 			if dav.SlashClean(matter.Name) == "/" {
 				return ""
 			} else {
@@ -40,13 +40,13 @@ var LivePropMap = map[xml.Name]LiveProp{
 		dir: true,
 	},
 	{Space: "DAV:", Local: "getcontentlength"}: {
-		findFn: func(matter *Matter) string {
+		findFn: func(user *User, matter *Matter) string {
 			return strconv.FormatInt(matter.Size, 10)
 		},
 		dir: false,
 	},
 	{Space: "DAV:", Local: "getlastmodified"}: {
-		findFn: func(matter *Matter) string {
+		findFn: func(user *User, matter *Matter) string {
 			return matter.UpdateTime.UTC().Format(http.TimeFormat)
 		},
 		// http://webdav.org/specs/rfc4918.html#PROPERTY_getlastmodified
@@ -67,7 +67,7 @@ var LivePropMap = map[xml.Name]LiveProp{
 		dir:    false,
 	},
 	{Space: "DAV:", Local: "getcontenttype"}: {
-		findFn: func(matter *Matter) string {
+		findFn: func(user *User, matter *Matter) string {
 			if matter.Dir {
 				return ""
 			} else {
@@ -77,7 +77,7 @@ var LivePropMap = map[xml.Name]LiveProp{
 		dir: false,
 	},
 	{Space: "DAV:", Local: "getetag"}: {
-		findFn: func(matter *Matter) string {
+		findFn: func(user *User, matter *Matter) string {
 			return fmt.Sprintf(`"%x%x"`, matter.UpdateTime.UnixNano(), matter.Size)
 		},
 		// findETag implements ETag as the concatenated hex values of a file's
@@ -90,7 +90,7 @@ var LivePropMap = map[xml.Name]LiveProp{
 	// active locks on a resource.
 	{Space: "DAV:", Local: "lockdiscovery"}: {},
 	{Space: "DAV:", Local: "supportedlock"}: {
-		findFn: func(matter *Matter) string {
+		findFn: func(user *User, matter *Matter) string {
 			return `` +
 				`<D:lockentry xmlns:D="DAV:">` +
 				`<D:lockscope><D:exclusive/></D:lockscope>` +
@@ -99,4 +99,25 @@ var LivePropMap = map[xml.Name]LiveProp{
 		},
 		dir: true,
 	},
+	{Space: "DAV:", Local: "quota-available-bytes"}: {
+		findFn: func(user *User, matter *Matter) string {
+			var size int64 = 0
+			if user.SizeLimit >= 0 {
+				size = user.SizeLimit
+			} else {
+				//没有限制，默认100G
+				size = 100 * 1024 * 1024 * 1024
+			}
+			return fmt.Sprintf(`%d`, size)
+		},
+		dir: true,
+	},
+	{Space: "DAV:", Local: "quota-used-bytes"}: {
+		findFn: func(user *User, matter *Matter) string {
+			//已使用大小，默认0
+			return fmt.Sprintf(`%d`, 0)
+		},
+		dir: true,
+	},
+
 }
diff --git a/rest/dav_service.go b/rest/dav_service.go
index ab4fe88..ebaedbc 100644
--- a/rest/dav_service.go
+++ b/rest/dav_service.go
@@ -78,7 +78,7 @@ func (this *DavService) makePropstatResponse(href string, pstats []dav.Propstat)
 }
 
 //从一个matter中获取其 []dav.Propstat
-func (this *DavService) PropstatsFromXmlNames(matter *Matter, xmlNames []xml.Name) []dav.Propstat {
+func (this *DavService) PropstatsFromXmlNames(user *User, matter *Matter, xmlNames []xml.Name) []dav.Propstat {
 
 	propstats := make([]dav.Propstat, 0)
 
@@ -89,7 +89,7 @@ func (this *DavService) PropstatsFromXmlNames(matter *Matter, xmlNames []xml.Nam
 
 		// Otherwise, it must either be a live property or we don't know it.
 		if liveProp := LivePropMap[xmlName]; liveProp.findFn != nil && (liveProp.dir || !matter.Dir) {
-			innerXML := liveProp.findFn(matter)
+			innerXML := liveProp.findFn(user, matter)
 
 			properties = append(properties, dav.Property{
 				XMLName:  xmlName,
@@ -126,7 +126,7 @@ func (this *DavService) AllPropXmlNames(matter *Matter) []xml.Name {
 }
 
 //从一个matter中获取其 []dav.Propstat
-func (this *DavService) Propstats(matter *Matter, propfind dav.Propfind) []dav.Propstat {
+func (this *DavService) Propstats(user *User, matter *Matter, propfind dav.Propfind) []dav.Propstat {
 
 	propstats := make([]dav.Propstat, 0)
 	if propfind.Propname != nil {
@@ -136,10 +136,10 @@ func (this *DavService) Propstats(matter *Matter, propfind dav.Propfind) []dav.P
 		//TODO: 如果include中还有内容，那么包含进去。
 		xmlNames := this.AllPropXmlNames(matter)
 
-		propstats = this.PropstatsFromXmlNames(matter, xmlNames)
+		propstats = this.PropstatsFromXmlNames(user, matter, xmlNames)
 
 	} else {
-		propstats = this.PropstatsFromXmlNames(matter, propfind.Prop)
+		propstats = this.PropstatsFromXmlNames(user, matter, propfind.Prop)
 	}
 
 	return propstats
@@ -185,7 +185,7 @@ func (this *DavService) HandlePropfind(writer http.ResponseWriter, request *http
 
 		fmt.Printf("处理Matter %s\n", matter.Path)
 
-		propstats := this.Propstats(matter, propfind)
+		propstats := this.Propstats(user, matter, propfind)
 		path := fmt.Sprintf("%s%s", WEBDAV_PREFFIX, matter.Path)
 		response := this.makePropstatResponse(path, propstats)