Subir ficheros al servidor con ASP

<%
  ' -- Loader.asp --
  ' -- version 1.5
  ' -- last updated 6/13/2002
  
  Class Loader
    Private dict
    
    Private Sub Class_Initialize
      Set dict = Server.CreateObject("Scripting.Dictionary")
    End Sub
    
    Private Sub Class_Terminate
      If IsObject(intDict) Then
        intDict.RemoveAll
        Set intDict = Nothing
      End If
      If IsObject(dict) Then
        dict.RemoveAll
        Set dict = Nothing
      End If
    End Sub

    Public Property Get Count
      Count = dict.Count
    End Property

    Public Sub Initialize
      If Request.TotalBytes > 0 Then
        Dim binData
          binData = Request.BinaryRead(Request.TotalBytes)
          getData binData
      End If
    End Sub
    
    Public Function getFileData(name)
      If dict.Exists(name) Then
        getFileData = dict(name).Item("Value")
        Else
        getFileData = ""
      End If
    End Function

    Public Function getValue(name)
      Dim gv
      If dict.Exists(name) Then
        gv = CStr(dict(name).Item("Value"))
        
        gv = Left(gv,Len(gv)-2)
        getValue = gv
      Else
        getValue = ""
      End If
    End Function
    
    Public Function saveToFile(name, path)
      If dict.Exists(name) Then
        Dim temp
          temp = dict(name).Item("Value")
        Dim fso
          Set fso = Server.CreateObject("Scripting.FileSystemObject")
        Dim file
          Set file = fso.CreateTextFile(path)
            For tPoint = 1 to LenB(temp)
                file.Write Chr(AscB(MidB(temp,tPoint,1)))
            Next
            file.Close
          saveToFile = True
      Else
          saveToFile = False
      End If
    End Function
    
    Public Function getFileName(name)
      If dict.Exists(name) Then
        Dim temp, tempPos
          temp = dict(name).Item("FileName")
          tempPos = 1 + InStrRev(temp, "")
          getFileName = Mid(temp, tempPos)
      Else
        getFileName = ""
      End If
    End Function
    
    Public Function getFilePath(name)
      If dict.Exists(name) Then
        Dim temp, tempPos
          temp = dict(name).Item("FileName")
          tempPos = InStrRev(temp, "")
          getFilePath = Mid(temp, 1, tempPos)
      Else
        getFilePath = ""
      End If
    End Function
    
    Public Function getFilePathComplete(name)
      If dict.Exists(name) Then
        getFilePathComplete = dict(name).Item("FileName")
      Else
        getFilePathComplete = ""
      End If
    End Function

    Public Function getFileSize(name)
      If dict.Exists(name) Then
        getFileSize = LenB(dict(name).Item("Value"))
      Else
        getFileSize = 0
      End If
    End Function

    Public Function getFileSizeTranslated(name)
      If dict.Exists(name) Then
        temp = 1 + LenB(dict(name).Item("Value"))
          If Len(temp) <= 3 Then
            getFileSizeTranslated = temp & " bytes"
          ElseIf Len(temp) > 6 Then
            temp = FormatNumber(((temp / 1024) / 1024), 2)
            getFileSizeTranslated = temp & " megabytes"  
          Else
            temp = FormatNumber((temp / 1024), 2)
            getFileSizeTranslated = temp & " kilobytes"
          End If
      Else
        getFileSizeTranslated = ""
      End If
    End Function
    
    Public Function getContentType(name)
      If dict.Exists(name) Then
        getContentType = dict(name).Item("ContentType")
      Else
        getContentType = ""
      End If
    End Function

  Private Sub getData(rawData)
    Dim separator 
      separator = MidB(rawData, 1, InstrB(1, rawData, ChrB(13)) - 1)

    Dim lenSeparator
      lenSeparator = LenB(separator)

    Dim currentPos
      currentPos = 1
    Dim inStrByte
      inStrByte = 1
    Dim value, mValue
    Dim tempValue
      tempValue = ""

    While inStrByte > 0
      inStrByte = InStrB(currentPos, rawData, separator)
      mValue = inStrByte - currentPos

      If mValue > 1 Then
        value = MidB(rawData, currentPos, mValue)