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标题:求限制上传图片数量的ASP代码 [恳请各位老师给予指点!谢谢!]
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tepnidh
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求限制上传图片数量的ASP代码 [恳请各位老师给予指点!谢谢!]
假如数据表为tp,上传图片数量的字段为sl,上传图片数量最多为10张,这样的代码怎样写?怎样用?
(记录图片的数量可否用记数器来记?)
谢谢!
...........................呵~~~~~~~~~~~~~,只有19分啦............不好意啊!

[ 本帖最后由 tepnidh 于 2012-2-14 08:30 编辑 ]
搜索更多相关主题的帖子: 记数器 数据表 图片 记录 
2012-02-12 23:10
kangli_kl
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在数据表中再增加个字段来记录图片的数量,初始化为0,每上传一次,图片数量那个字段的值+1,如果那个字段的值==10 的时候就提示上传不了了

求上而得中,求中而得下。
2012-02-14 10:31
tepnidh
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回复 2楼 kangli_kl
谢谢!能否求得代码?
2012-02-14 10:50
ysf0181
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<body topmargin="0" leftmargin="0">
<form name="form1" method="post" action="upfile_fenshu.asp" enctype="multipart/form-data" >
  <input type="hidden" name="act" value="upload">
<input type="hidden" name="upcount" value="1"><input type="hidden" name="filepath" value="Sharefile">   
<input type="file" name="file1" style="width: 215; height: 23"  value=""><input type="submit" name="Submit" value="上传">
</form>




upfile_fenshu.asp
<%OPTION EXPLICIT%>
<%Server.ScriptTimeOut=5000%>
<!--#include FILE="upload_fenshu.asp"-->
<head>
<link href="iknow.css" rel="stylesheet" type="text/css">
</head>

<body topmargin="0" leftmargin="0">
<%
'设置好好数据库链接,必须加的
dim upload,file,formName,formPath,iCount,fname,ffname,zj

set upload=new upload_5xsoft ''建立上传对象
if upload.form("filepath")="" then   ''得到上传目录
 HtmEnd "请输入要上传至的目录!"
 set upload=nothing
 response.end
else
 formPath=upload.form("filepath")
 ''在目录后加(/)
 if right(formPath,1)<>"/" then formPath=formPath&"/"
end if
iCount=0
for each formName in upload.objForm ''列出所有form数据
next
for each formName in upload.objFile ''列出所有上传了的文件
 set file=upload.file(formName)  ''生成一个文件对象
if session("fenlei")=3 then
if file.FileSize>51200000 then
response.write"<script>alert('对不起,文件超过5000K!');history.back();</script>"
response.end
end if
else
if file.FileSize>0 then
response.write"<script>alert('对不起,你没有权限上传资料!');history.back();</script>"
response.end
end if
end if
if right(file.FileName,3)<>"rar" and right(file.FileName,3)<>"zip" and right(file.FileName,3)<>"txt" and right(file.FileName,3)<>"doc" and right(file.FileName,3)<>"xls" then
response.write"<script>alert('对不起,您上传的文件类型不允许!');history.back();</script>"
response.end
end if

set rs = server.createobject("adodb.recordset")
rs.open"select * from biao where id=24 and 自己设置",conn,1,3
if not rs.eof then
   rs("cishu") = int(rs("cishu")) + 1 'cishu 为数字字段
   rs.update
end if
rs.close
set rs = nothing
conn.close
set conn = nothing
 if file.FileSize>0 then         ''如果 FileSize > 0 说明有文件数据
  file.SaveAs Server.mappath(formPath&file.FileName)   ''保存文件
fname=formPath&File.FileName
ffname=File.FileName
zj=file.FileSize
  iCount=iCount+1
 end if
 set file=nothing
next
set upload=nothing  ''删除此对象
Htmend iCount&""
sub HtmEnd(Msg)
 set upload=nothing
 response.write " 文件上传成功!<script>parent.document.ftiwen.fname.value='"&fname&"';</script><script>parent.document.ftiwen.zj.value='"&zj&"';</script><script>parent.document.ftiwen.ffname.value='"&ffname&"';</script>"
 response.end
end sub
%>









upload_fenshu.asp
<%
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"
  set objForm=Server.CreateObject("Scripting.Dictionary")
  set objFile=Server.CreateObject("Scripting.Dictionary")
  if Request.TotalBytes<1 then Exit Sub
  set tStream = Server.CreateObject("adodb.stream")
  set Data_5xsoft = Server.CreateObject("adodb.stream")
  Data_5xsoft.Type = 1
  Data_5xsoft.Mode =3
  Data_5xsoft.Open
  Data_5xsoft.Write  Request.BinaryRead(Request.TotalBytes)
  Data_5xsoft.Position=0
  RequestData =Data_5xsoft.Read

  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
%>

[ 本帖最后由 ysf0181 于 2012-2-14 12:13 编辑 ]

ASP讨论QQ群:251346273
2012-02-14 12:08
tepnidh
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回复 4楼 ysf0181
非常感谢!
2012-02-14 13:12
快速回复:求限制上传图片数量的ASP代码 [恳请各位老师给予指点!谢谢!]
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