上传|上传图片|无组件首先,图片在页面中能查找选择。设计表单页面index.asp和上传选择页upload.asp,upload.asp在index.asp中以iframe包含。
其次,所选图片应能上传到某文件夹。建立一文件夹uploadimg
最后,传上去的图片应如何引用?很显然,采用UBB立即显示。upload.asp的指向对象upfile.asp具有写入UBB标签的功能。
图片上传采用稻香老农的无组件上传。所以upload.inc文件必不可少。
1,upload.inc(拷贝以下文本框的所有代码)
<SCRIPT RUNAT=SERVER LANGUAGE=VBSCRIPT>
dim upfile_5xSoft_Stream
Class upload_5xSoft
  
dim Form,File,Version
  
Private Sub Class_Initialize 
        dim iStart,iFileNameStart,iFileNameEnd,iEnd,vbEnter,iFormStart,iFormEnd,theFile
        dim strDiv,mFormName,mFormValue,mFileName,mFileSize,mFilePath,iDivLen,mStr
        Version=""
        if Request.TotalBytes<1 then Exit Sub
        set Form=CreateObject("Scripting.Dictionary")
        set File=CreateObject("Scripting.Dictionary")
        set upfile_5xSoft_Stream=CreateObject("Adodb.Stream")
        upfile_5xSoft_Stream.mode=3
        upfile_5xSoft_Stream.type=1
        upfile_5xSoft_Stream.open
        upfile_5xSoft_Stream.write Request.BinaryRead(Request.TotalBytes)
        
        vbEnter=Chr(13)&Chr(10)
        iDivLen=inString(1,vbEnter)+1
        strDiv=subString(1,iDivLen)
        iFormStart=iDivLen
        iFormEnd=inString(iformStart,strDiv)-1
        while iFormStart < iFormEnd
          iStart=inString(iFormStart,"name=""")
          iEnd=inString(iStart+6,"""")
          mFormName=subString(iStart+6,iEnd-iStart-6)
          iFileNameStart=inString(iEnd+1,"filename=""")
          if iFileNameStart>0 and iFileNameStart<iFormEnd then
           iFileNameEnd=inString(iFileNameStart+10,"""")
           mFileName=subString(iFileNameStart+10,iFileNameEnd-iFileNameStart-10)
           iStart=inString(iFileNameEnd+1,vbEnter&vbEnter)
           iEnd=inString(iStart+4,vbEnter&strDiv)
           if iEnd>iStart then
            mFileSize=iEnd-iStart-4
           else
            mFileSize=0
           end if
           set theFile=new FileInfo
           theFile.FileName=getFileName(mFileName)
           theFile.FilePath=getFilePath(mFileName)
           theFile.FileSize=mFileSize
           theFile.FileStart=iStart+4
           theFile.FormName=FormName
           file.add mFormName,theFile
          else
           iStart=inString(iEnd+1,vbEnter&vbEnter)
           iEnd=inString(iStart+4,vbEnter&strDiv)
        
           if iEnd>iStart then
            mFormValue=subString(iStart+4,iEnd-iStart-4)
           else
            mFormValue="" 
           end if
           form.Add mFormName,mFormValue
          end if
        
          iFormStart=iformEnd+iDivLen
          iFormEnd=inString(iformStart,strDiv)-1
        wend
End Sub
Private Function subString(theStart,theLen)
 dim i,c,stemp
 upfile_5xSoft_Stream.Position=theStart-1
 stemp=""
 for i=1 to theLen
   if upfile_5xSoft_Stream.EOS then Exit for
   c=ascB(upfile_5xSoft_Stream.Read(1))
   If c > 127 Then
    if upfile_5xSoft_Stream.EOS then Exit for
    stemp=stemp&Chr(AscW(ChrB(AscB(upfile_5xSoft_Stream.Read(1)))&ChrB(c)))
    i=i+1
   else
    stemp=stemp&Chr(c)
   End If
 Next
 subString=stemp
End function
Private Function inString(theStart,varStr)
 dim i,j,bt,theLen,str
 InString=0
 Str=toByte(varStr)
 theLen=LenB(Str)
 for i=theStart to upfile_5xSoft_Stream.Size-theLen
   if i>upfile_5xSoft_Stream.size then exit Function
   upfile_5xSoft_Stream.Position=i-1
   if AscB(upfile_5xSoft_Stream.Read(1))=AscB(midB(Str,1)) then
    InString=i
    for j=2 to theLen
      if upfile_5xSoft_Stream.EOS then 
        inString=0
        Exit for
      end if
      if AscB(upfile_5xSoft_Stream.Read(1))<>AscB(MidB(Str,j,1)) then
        InString=0
        Exit For
      end if
    next
    if InString<>0 then Exit Function
   end if
 next
End Function
Private Sub Class_Terminate  
  form.RemoveAll
  file.RemoveAll
  set form=nothing
  set file=nothing
  upfile_5xSoft_Stream.close
  set upfile_5xSoft_Stream=nothing
End Sub
   
 
 Private function GetFile
无组件上传图片之文件采用方案
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