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一个的无组件上传的ASP代码

作者：采集员文章来源：来源于网络点击数：更新时间：2005/9/10 14:04:06

<%
    Response.write "<title>上传文件至当前文件夹</title>"
    Response.Write "<body bgcolor=""#D6D3CE"" leftmargin=""0"" topmargin=""0"" title = ""    请您遵守国家相关法律法规上传文件。上传前请杀毒，否则系统将会自动删除此文件！"">"

'**Start Encode**
Action=Request("A")
If Action="UL" Then
        DoUpload Request.Cookies("DAZHOU.NET")("nowpath") & ""
        'CheckDiskSpace
'        Response.redirect "fileman.asp"
Else
    ShowUploadForm
End If

Set fso=Nothing
'========================
SUB ShowUploadForm
'========================
    Response.write "<Dir><form enctype=multipart/form-data name=fmupload method=Post action=Upload.asp?A=UL><br>"
    If Request("n")<>"" AND IsNumeric(Request("n")) Then Session("NumUploadFields")=CInt(Request("n"))
    For i=1 to 5
        Response.Write "<INPUT type=file name=file"& i & " size=35><br>"
    Next
    Response.Write "<br><center><INPUT type=submit value=""开始上传"">  <INPUT type='button' value= '取消上传' onclick='window.close()'> "
    Response.Write "</form>"
End SUB

'========================
SUB DoUpload(Dir)
'========================
    'If NOT Application("Debugging") Then On Error resume next
    StartTime=Now
    RequestBin=Request.BinaryRead(Request.TotalBytes)
    Set UploadRequest=CreateObject("Scripting.Dictionary")
    BuildUploadRequest RequestBin, UploadRequest
    keys=UploadRequest.Keys
    For i=0 to UploadRequest.Count - 1
        curKey=keys(i)
        fName=UploadRequest.Item(curKey).Item("FileName")

        If fso.FileExists(Dir & fName) Then fso.deletefile Dir & fName
        If fName<>"" AND NOT fso.FileExists(Dir & fName) Then
            value=UploadRequest.Item(curKey).Item("Value")
            valueBeg=UploadRequest.Item(curKey).Item("ValueBeg")
            valueLen=UploadRequest.Item(curKey).Item("ValueLen")
            TotalULSize=TotalULSize + valueLen
            Set strm1=Server.CreateObject("ADODB.Stream")
            Set strm2=Server.CreateObject("ADODB.Stream")
            strm1.Open
            strm1.Type=1 'Binary
            strm2.Open
            strm2.Type=1 'Binary
            strm1.Write RequestBin
            strm1.Position=ValueBeg
            strm1.CopyTo strm2,ValueLen
            strm2.SaveToFile Dir & fName,2
            Set strm1=Nothing
            Set strm2=Nothing
        End If
     Next
    If Now>StartTime Then Response.Write("<br><br><br><br><center>上传成功！<br>速度: " & Round(TotalULSize/1024/DateDiff("s",StartTime,Now)) &" 千字节/秒" )
    Set UploadRequest=Nothing
End SUB

'========================
Sub BuildUploadRequest(RequestBin, UploadRequest)
'========================
    'Get the boundary
    PosBeg=1
    PosEnd=InstrB(PosBeg,RequestBin,getByteString(chr(13)))
    boundary=MidB(RequestBin,PosBeg,PosEnd-PosBeg)
    boundaryPos=InstrB(1,RequestBin,boundary)
    'Get all data inside the boundaries
    Do until (boundaryPos=InstrB(RequestBin,boundary & getByteString("--")))
        'Members variable of objects are put in a dictionary object
        Dim UploadControl
        Set UploadControl=CreateObject("Scripting.Dictionary")
        'Get an object name
        Pos=InstrB(BoundaryPos,RequestBin,getByteString("Content-Disposition"))
        Pos=InstrB(Pos,RequestBin,getByteString("name="))
        PosBeg=Pos+6
        PosEnd=InstrB(PosBeg,RequestBin,getByteString(chr(34)))
        Name=getString(MidB(RequestBin,PosBeg,PosEnd-PosBeg))
        PosFile=InstrB(BoundaryPos,RequestBin,getByteString("filename="))
        PosBound=InstrB(PosEnd,RequestBin,boundary)
        'Test if object is of file type
        If PosFile<>0 AND (PosFile<PosBound) Then
            'Get Filename, content-type and content of file
            PosBeg=PosFile + 10
            PosEnd=InstrB(PosBeg,RequestBin,getByteString(chr(34)))
            FileName=getString(MidB(RequestBin,PosBeg,PosEnd-PosBeg))
            FileName=Mid(FileName,InStrRev(FileName,"")+1)
            'Add filename to dictionary object
            UploadControl.Add "FileName", FileName
            Pos=InstrB(PosEnd,RequestBin,getByteString("Content-Type:"))
            PosBeg=Pos+14
            PosEnd=InstrB(PosBeg,RequestBin,getByteString(chr(13)))
            'Add content-type to dictionary object
            ContentType=getString(MidB(RequestBin,PosBeg,PosEnd-PosBeg))
            UploadControl.Add "ContentType",ContentType
            'Get content of object
            PosBeg=PosEnd+4
            PosEnd=InstrB(PosBeg,RequestBin,boundary)-2
            Value=FileName
            ValueBeg=PosBeg-1
            ValueLen=PosEnd-Posbeg
        Else
            'Get content of object
            Pos=InstrB(Pos,RequestBin,getByteString(chr(13)))
            PosBeg=Pos+4
            PosEnd=InstrB(PosBeg,RequestBin,boundary)-2
            Value=getString(MidB(RequestBin,PosBeg,PosEnd-PosBeg))
            ValueBeg=0
            ValueEnd=0
        End If
        UploadControl.Add

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