dim url Dim fso,fl,flsize dim Dname Dim objStream,ContentType,flName,isre,url1 '*********************************************调用时传入的下载文件名 Dname=trim(request("n")) '****************************************************************** If Dname>"" Then '******************************下载文件存放的服务端目录 url=server.MapPath("/")"\"Dname '*************************************************** End If
Set fso=Server.CreateObject("Scripting.FileSystemObject") Set fl=fso.getfile(url) flsize=fl.size flName=fl.name Set fl=Nothing Set fso=Nothing %> % Set objStream = Server.CreateObject("ADODB.Stream") objStream.Open objStream.Type = 1 objStream.LoadFromFile url
Select Case lcase(Right(flName, 4)) Case ".asf" ContentType = "video/x-ms-asf" Case ".avi" ContentType = "video/avi" Case ".doc" ContentType = "application/msword" Case ".zip" ContentType = "application/zip" Case ".xls" ContentType = "application/vnd.ms-excel" Case ".gif" ContentType = "image/gif" Case ".jpg", "jpeg" ContentType = "image/jpeg" Case ".wav" ContentType = "audio/wav" Case ".mp3" ContentType = "audio/mpeg3" Case ".mpg", "mpeg" ContentType = "video/mpeg" Case ".rtf" ContentType = "application/rtf" Case ".htm", "html" ContentType = "text/html" Case ".txt" ContentType = "text/plain" Case Else ContentType = "application/octet-stream" End Select