#眉標=ASP.NET、MVC、Url-Routing
#副標=ASP.NET MVC Framework開發與應用（3）
#大標=ASP.NET MVC的檔案上傳與下載
#作者=文／圖	董大偉


===<反灰>=============
Return View ( [ viewName [ , masterName [ , Model ] ] ] )
==<end>==============



==<box>===========
程式1

Function Download(ByVal ID As String) As ActionResult
　　Return File(Request.MapPath("~\UploadFiles\") & ID, "Zip")
End Function
==<end>==============




===<反灰>=============
Return File("檔案路徑")
Return File(bytes())
Return File(FileStream物件)
==<end>==============




==<box>===========
程式2
<form method=post  enctype="multipart/form-data">
<p>檔案:<input id="File1" name="file1" type="file" style="width: 471px" /><input id="Submit1" type="submit" value="submit" />
<% =ViewData("msg")%>
</p>
</form>
==<end>==============




==<box>===========
程式3

<AcceptVerbs(HttpVerbs.Post)> _
Function Upload(FormData As FormCollection ) As ActionResult
 Dim msg As String = ""
     For i As Integer = 0 To Request.Files.Count - 1
     '顯示訊息(放入Msg)
     msg += "<br>" & Request.Files(i).FileName & "...已上傳"
     '儲存檔案
     Request.Files(i).SaveAs(Request.MapPath("~\UploadFiles\") & Request.Files(i).FileName)
     Next
     '將msg傳遞給ViewPage
     ViewData("msg") = msg
     Return View()
End Function
==<end>==============




===<反灰>=============
http://localhost:57249/file/download/[檔名]
==<end>==============





==<box>===========
程式4：Global.asax.vb
Shared Sub RegisterRoutes(ByVal routes As RouteCollection)
     routes.IgnoreRoute("{resource}.axd/{*pathInfo}")
     routes.MapRoute("Blog", "{Archive}/{EntryDate}", New With {.controller = "Archive", .action = "Entry"})
     routes.MapRoute( _
      "Default", _
      "{controller}/{action}/{id}", _
     New With {.controller = "Home", .action = "Index", .id = ""} _
     )
End Sub
==<end>==============




===<反灰>=============
http://localhost:50522/archive/2009-06-13
==<end>==============





==<box>===========
程式5
Function Entry(ByVal entryDate As DateTime)
     (…略…)
     Return View()
End Function
==<end>==============




===<反灰>=============
http://localhost:53339/Product/Details/123
==<end>==============




===<反灰>=============
http://localhost:53339/Product/Details/AK47
==<end>==============




===<反灰>=============
Function Details(ByVal productId As Integer) As ActionResult
 (…略…)
End Function
==<end>==============




===<反灰>=============
routes.MapRoute( "Product", "Product/{productId}", New With {.controller = "Product", .action = "Details"}, New With {.productId = "\d+"})
==<end>==============




=====線上影音教學 <BOX>==========

●RUN!PC網站：www.runpc.com.tw/content/main_content.aspx?mgo=187&fid=E04
●作者BLOG：blog.studyhost.com

=====<END>=====