Finish the Get method for webdav.

rest/config.go

@@ -11,9 +11,6 @@ const (
 	//用户身份的cookie字段名
 	COOKIE_AUTH_KEY = "_ak"
 
-	//用户身份的Authorization字段名
-	AUTHORIZATION_KEY = "Authorization"
-
 
 	//数据库表前缀 tank200表示当前应用版本是tank:2.0.x版，数据库结构发生变化必然是中型升级
 	TABLE_PREFIX = "tank20_"

rest/dav_controller.go

@@ -121,21 +121,9 @@ func (this *DavController) HandleRoutes(writer http.ResponseWriter, request *htt
 //完成系统安装
 func (this *DavController) Index(writer http.ResponseWriter, request *http.Request, subPath string) {
 
-	this.logger.Info("--------- URI: %s SUB_PATH: %s ---------", request.RequestURI, subPath)
-
-	//获取请求者
-	user := this.CheckCurrentUser(writer, request)
-
-	method := request.Method
-	if method == "PROPFIND" {
-
-		this.davService.HandlePropfind(writer, request, user, subPath)
-
-	} else {
-
 	/*打印所有HEADER以及请求参数*/
 
-		fmt.Printf("\n------ 请求： %s ------\n", request.URL)
+	fmt.Printf("\n------ 请求： %s  --  %s  ------\n", request.URL, subPath)
 
 	fmt.Printf("\n------Method：------\n")
 	fmt.Println(request.Method)
@@ -159,7 +147,21 @@ func (this *DavController) Index(writer http.ResponseWriter, request *http.Reque
 
 	fmt.Println("------------------")
 
-		this.PanicBadRequest("该方法还不支持。")
+	//获取请求者
+	user := this.CheckCurrentUser(writer, request)
+
+	method := request.Method
+	if method == "PROPFIND" {
+		//列出文件夹或者目录详情
+		this.davService.HandlePropfind(writer, request, user, subPath)
+
+	} else if method == "GET" {
+		//请求文件详情（下载）
+		this.davService.HandleGet(writer, request, user, subPath)
+
+	} else {
+
+		this.PanicBadRequest("该方法还不支持。%s", method)
 	}
 
 }

rest/dav_service.go

@@ -18,6 +18,7 @@ import (
 type DavService struct {
 	Bean
 	matterDao     *MatterDao
+	matterService *MatterService
 }
 
 //初始化方法
@@ -29,6 +30,12 @@ func (this *DavService) Init() {
 	if b, ok := b.(*MatterDao); ok {
 		this.matterDao = b
 	}
+
+	b = CONTEXT.GetBean(this.matterService)
+	if b, ok := b.(*MatterService); ok {
+		this.matterService = b
+	}
+
 }
 
 //获取Header头中的Depth值，暂不支持 infinity
@@ -139,10 +146,10 @@ func (this *DavService) Propstats(matter *Matter, propfind dav.Propfind) []dav.P
 
 }
 
-//处理 方法
+//列出文件夹或者目录详情
 func (this *DavService) HandlePropfind(writer http.ResponseWriter, request *http.Request, user *User, subPath string) {
 
-	fmt.Printf("列出文件/文件夹 %s\n", subPath)
+	fmt.Printf("PROPFIND %s\n", subPath)
 
 	//获取请求的层数。暂不支持 infinity
 	depth := this.ParseDepth(request)
@@ -164,12 +171,9 @@ func (this *DavService) HandlePropfind(writer http.ResponseWriter, request *http
 	if depth == 0 {
 		matters = []*Matter{matter}
 	} else {
+		// len(matters) == 0 表示该文件夹下面是空文件夹
 		matters = this.matterDao.List(matter.Uuid, user.Uuid, nil)
 
-		if len(matters) == 0 {
-			this.PanicNotFound("%s不存在", subPath)
-		}
-
 		//将当前的matter添加到头部
 		matters = append([]*Matter{matter}, matters...)
 	}
@@ -179,7 +183,7 @@ func (this *DavService) HandlePropfind(writer http.ResponseWriter, request *http
 
 	for _, matter := range matters {
 
-		fmt.Printf("开始分析 %s\n", matter.Path)
+		fmt.Printf("处理Matter %s\n", matter.Path)
 
 		propstats := this.Propstats(matter, propfind)
 		path := fmt.Sprintf("%s%s", WEBDAV_PREFFIX, matter.Path)
@@ -196,3 +200,28 @@ func (this *DavService) HandlePropfind(writer http.ResponseWriter, request *http
 	fmt.Printf("%v %v \n", subPath, propfind.Prop)
 
 }
+
+//请求文件详情（下载）
+func (this *DavService) HandleGet(writer http.ResponseWriter, request *http.Request, user *User, subPath string) {
+
+	fmt.Printf("GET %s\n", subPath)
+
+	//寻找符合条件的matter.
+	var matter *Matter
+	//如果是空或者/就是请求根目录
+	if subPath == "" || subPath == "/" {
+		matter = NewRootMatter(user)
+	} else {
+		matter = this.matterDao.checkByUserUuidAndPath(user.Uuid, subPath)
+	}
+
+	//如果是文件夹，相当于是 Propfind
+	if matter.Dir {
+		this.HandlePropfind(writer, request, user, subPath)
+		return
+	}
+
+	//下载一个文件。
+	this.matterService.DownloadFile(writer, request, matter.AbsolutePath(), matter.Name, false)
+
+}

rest/matter_service.go

@@ -505,7 +505,7 @@ func (this *MatterService) DownloadFile(
 		this.PanicError(e)
 	}()
 
-	//如果是图片或者文本或者视频就直接打开。其余的一律以下载形式返回。
+	//根据参数添加content-disposition。该Header会让浏览器自动下载，而不是预览。
 	if withContentDisposition {
 		fileName := url.QueryEscape(filename)
 		writer.Header().Set("content-disposition", "attachment; filename=\""+fileName+"\"")