upload_5xsoft.inc

ASP入门与提高实用教程 源文件(上传网站)

<SCRIPT RUNAT=SERVER LANGUAGE=VBSCRIPT>
dim Data_5xsoft

Class upload_5xsoft
  
dim objForm,objFile,Version

Public function Form(strForm)
   strForm=lcase(strForm)
   if not objForm.exists(strForm) then
     Form=""
   else
     Form=objForm(strForm)
   end if
 end function

Public function File(strFile)
   strFile=lcase(strFile)
   if not objFile.exists(strFile) then
     set File=new FileInfo
   else
     set File=objFile(strFile)
   end if
 end function


Private Sub Class_Initialize 
  dim RequestData,sStart,vbCrlf,sInfo,iInfoStart,iInfoEnd,tStream,iStart,theFile
  dim iFileSize,sFilePath,sFileType,sFormValue,sFileName
  dim iFindStart,iFindEnd
  dim iFormStart,iFormEnd,sFormName
  Version="化境HTTP上传程序 Version 2.0"
  '定义Dictionary对象
  set objForm=Server.CreateObject("Scripting.Dictionary")
  set objFile=Server.CreateObject("Scripting.Dictionary")
  '如果字节数小于1，则退出
  if Request.TotalBytes<1 then Exit Sub
  '定义Stream对象
  set tStream = Server.CreateObject("adodb.stream")
  set Data_5xsoft = Server.CreateObject("adodb.stream")
  '设置属性值
  Data_5xsoft.Type = 1
  Data_5xsoft.Mode =3
  Data_5xsoft.Open
  Data_5xsoft.Write  Request.BinaryRead(Request.TotalBytes)
  Data_5xsoft.Position=0
  '读取数据
  RequestData =Data_5xsoft.Read 
  '使用循环语句，依次读取文件数据
  iFormStart = 1
  iFormEnd = LenB(RequestData)
  vbCrlf = chrB(13) & chrB(10)
  sStart = MidB(RequestData,1, InStrB(iFormStart,RequestData,vbCrlf)-1)
  iStart = LenB (sStart)
  iFormStart=iFormStart+iStart+1
  while (iFormStart + 10) < iFormEnd 
    iInfoEnd = InStrB(iFormStart,RequestData,vbCrlf & vbCrlf)+3
    tStream.Type = 1
    tStream.Mode =3
    tStream.Open
    Data_5xsoft.Position = iFormStart
    Data_5xsoft.CopyTo tStream,iInfoEnd-iFormStart
    tStream.Position = 0
    tStream.Type = 2
    tStream.Charset ="gb2312"
    sInfo = tStream.ReadText
    tStream.Close
    '取得表单项目名称
    iFormStart = InStrB(iInfoEnd,RequestData,sStart)
    iFindStart = InStr(22,sInfo,"name=""",1)+6
    iFindEnd = InStr(iFindStart,sInfo,"""",1)
    sFormName = lcase(Mid (sinfo,iFindStart,iFindEnd-iFindStart))
    '如果是文件
    if InStr (45,sInfo,"filename=""",1) > 0 then
      set theFile=new FileInfo
      '取得文件名
      iFindStart = InStr(iFindEnd,sInfo,"filename=""",1)+10
      iFindEnd = InStr(iFindStart,sInfo,"""",1)
      sFileName = Mid (sinfo,iFindStart,iFindEnd-iFindStart)
      theFile.FileName=getFileName(sFileName)
      theFile.FilePath=getFilePath(sFileName)
      '取得文件类型
      iFindStart = InStr(iFindEnd,sInfo,"Content-Type: ",1)+14
      iFindEnd = InStr(iFindStart,sInfo,vbCr)
      theFile.FileType =Mid (sinfo,iFindStart,iFindEnd-iFindStart)
      theFile.FileStart =iInfoEnd
      theFile.FileSize = iFormStart -iInfoEnd -3
      theFile.FormName=sFormName
      if not objFile.Exists(sFormName) then
        objFile.add sFormName,theFile
      end if
      else
      '如果是表单项目
      tStream.Type =1
      tStream.Mode =3
      tStream.Open
      Data_5xsoft.Position = iInfoEnd 
      Data_5xsoft.CopyTo tStream,iFormStart-iInfoEnd-3
      tStream.Position = 0
      tStream.Type = 2
      tStream.Charset ="gb2312"
      sFormValue = tStream.ReadText 
      tStream.Close
      if objForm.Exists(sFormName) then
        objForm(sFormName)=objForm(sFormName)&", "&sFormValue		  
      else
        objForm.Add sFormName,sFormValue
      end if
    end if
    iFormStart=iFormStart+iStart+1
  wend
  RequestData=""
  set tStream =nothing
End Sub

Private Sub Class_Terminate  
 if Request.TotalBytes>0 then
	objForm.RemoveAll
	objFile.RemoveAll
	set objForm=nothing
	set objFile=nothing
	Data_5xsoft.Close
	set Data_5xsoft =nothing
 end if
End Sub
   
 
 Private function GetFilePath(FullPath)
  If FullPath <> "" Then
   GetFilePath = left(FullPath,InStrRev(FullPath, "\"))
  Else
   GetFilePath = ""
  End If
 End  function
 
 Private function GetFileName(FullPath)
  If FullPath <> "" Then
   GetFileName = mid(FullPath,InStrRev(FullPath, "\")+1)
  Else
   GetFileName = ""
  End If
 End  function
End Class

Class FileInfo
  dim FormName,FileName,FilePath,FileSize,FileType,FileStart
  Private Sub Class_Initialize 
    FileName = ""
    FilePath = ""
    FileSize = 0
    FileStart= 0
    FormName = ""
    FileType = ""
  End Sub
  
 Public function SaveAs(FullPath)
    dim dr,ErrorChar,i
    SaveAs=true
    if trim(fullpath)="" or FileStart=0 or FileName="" or right(fullpath,1)="/" then exit function
    set dr=CreateObject("Adodb.Stream")
    dr.Mode=3
    dr.Type=1
    dr.Open
    Data_5xsoft.position=FileStart
    Data_5xsoft.copyto dr,FileSize
    dr.SaveToFile FullPath,2
    dr.Close
    set dr=nothing 
    SaveAs=false
  end function
  End Class
</SCRIPT>