ASP实现文件直接下载
点击次数:38 次 发布日期:2008-11-19 21:13:12 作者:源代码网
|
源代码网推荐
源代码网整理以下在IE进行文档链接时,如果遇到OLE支持的文档,IE会自动调用相应程序打开它,有时候这种功能并不是我们所需的,虽然我们可以提醒用户用鼠标右键-->"目标另存为...."命令来下载文档,但这样毕竟不太友好,本文描述了利用FSO及Stream方法实现IE直接下载文档。
源代码网整理以下
| 以下为引用的内容:
源代码网整理以下<%@ language=vbscript codepage=65001%>
源代码网整理以下<% "Filename must be input if Request("Filename")="" then response.write "<h1>Error:</h1>Filename is empty!<p>" else call downloadFile(replace(replace(Request("Filename"),"",""),"/","")) Function downloadFile(strFile) " make sure you are on the latest MDAC version for this to work " get full path of specified file strFilename = server.MapPath(strFile) " clear the buffer Response.Buffer = True Response.Clear " create stream Set s = Server.CreateObject("ADODB.Stream") s.Open " Set as binary s.Type = 1 " load in the file on error resume next " check the file exists Set fso = Server.CreateObject("Scripting.FileSystemObject") if not fso.FileExists(strFilename) then Response.Write("<h1>Error:</h1>"&strFilename&" does not exists!<p>") Response.End end if " get length of file Set f = fso.GetFile(strFilename) intFilelength = f.size s.LoadFromFile(strFilename) if err then Response.Write("<h1>Error: </h1>Unknown Error!<p>") Response.End end if
源代码网整理以下" send the headers to the users Browse Response.AddHeader "Content-Disposition","attachment; filename="&f.name Response.AddHeader "Content-Length",intFilelength Response.CharSet = "UTF-8" Response.ContentType = "application/octet-stream"
源代码网整理以下" output the file to the browser Response.BinaryWrite s.Read Response.Flush
源代码网整理以下" tidy up s.Close Set s = Nothing
源代码网整理以下End Function end if %>
|
源代码网供稿. |