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标题:[求助]实现图片上传时文件名不变?
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qq187346666
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帖 子:37
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[求助]实现图片上传时文件名不变?

这是无组件上传类upload.inc


dim oUpFileStream

Class upload_file

dim Form,File,Version

Private Sub Class_Initialize
'定义变量
dim RequestBinDate,sStart,bCrLf,sInfo,iInfoStart,iInfoEnd,tStream,iStart,oFileInfo
dim iFileSize,sFilePath,sFileType,sFormvalue,sFileName
dim iFindStart,iFindEnd
dim iFormStart,iFormEnd,sFormName
'代码开始
Version="无组件上传类 Version 0.96"
set Form = Server.CreateObject("Scripting.Dictionary")
set File = Server.CreateObject("Scripting.Dictionary")
if Request.TotalBytes < 1 then Exit Sub
set tStream = Server.CreateObject("adodb.stream")
set oUpFileStream = Server.CreateObject("adodb.stream")
oUpFileStream.Type = 1
oUpFileStream.Mode = 3
oUpFileStream.Open
oUpFileStream.Write Request.BinaryRead(Request.TotalBytes)
oUpFileStream.Position=0
RequestBinDate = oUpFileStream.Read
iFormEnd = oUpFileStream.Size
bCrLf = chrB(13) & chrB(10)
'取得每个项目之间的分隔符
sStart = MidB(RequestBinDate,1, InStrB(1,RequestBinDate,bCrLf)-1)
iStart = LenB (sStart)
iFormStart = iStart+2
'分解项目
Do
iInfoEnd = InStrB(iFormStart,RequestBinDate,bCrLf & bCrLf)+3
tStream.Type = 1
tStream.Mode = 3
tStream.Open
oUpFileStream.Position = iFormStart
oUpFileStream.CopyTo tStream,iInfoEnd-iFormStart
tStream.Position = 0
tStream.Type = 2
tStream.Charset ="gb2312"
sInfo = tStream.ReadText
'取得表单项目名称
iFormStart = InStrB(iInfoEnd,RequestBinDate,sStart)-1
iFindStart = InStr(22,sInfo,"name=""",1)+6
iFindEnd = InStr(iFindStart,sInfo,"""",1)
sFormName = Mid (sinfo,iFindStart,iFindEnd-iFindStart)
'如果是文件
if InStr (45,sInfo,"filename=""",1) > 0 then
set oFileInfo= new FileInfo
'取得文件属性
iFindStart = InStr(iFindEnd,sInfo,"filename=""",1)+10
iFindEnd = InStr(iFindStart,sInfo,"""",1)
sFileName = Mid (sinfo,iFindStart,iFindEnd-iFindStart)
oFileInfo.FileName = GetFileName(sFileName)
oFileInfo.FilePath = GetFilePath(sFileName)
oFileInfo.FileExt = GetFileExt(sFileName)
iFindStart = InStr(iFindEnd,sInfo,"Content-Type: ",1)+14
iFindEnd = InStr(iFindStart,sInfo,vbCr)
oFileInfo.FileType = Mid (sinfo,iFindStart,iFindEnd-iFindStart)
oFileInfo.FileStart = iInfoEnd
oFileInfo.FileSize = iFormStart -iInfoEnd -2
oFileInfo.FormName = sFormName
file.add sFormName,oFileInfo
else
'如果是表单项目
tStream.Close
tStream.Type = 1
tStream.Mode = 3
tStream.Open
oUpFileStream.Position = iInfoEnd
oUpFileStream.CopyTo tStream,iFormStart-iInfoEnd-2
tStream.Position = 0
tStream.Type = 2
tStream.Charset = "gb2312"
sFormvalue = tStream.ReadText
form.Add sFormName,sFormvalue
end if
tStream.Close
iFormStart = iFormStart+iStart+2
'如果到文件尾了就退出
loop until (iFormStart+2) = iFormEnd
RequestBinDate=""
set tStream = nothing
End Sub

Private Sub Class_Terminate
'清除变量及对像
if not Request.TotalBytes<1 then
oUpFileStream.Close
set oUpFileStream =nothing
end if
Form.RemoveAll
File.RemoveAll
set Form=nothing
set File=nothing
End Sub

'取得文件路径
Private function GetFilePath(FullPath)
If FullPath <> "" Then
GetFilePath = left(FullPath,InStrRev(FullPath, "\"))
Else
GetFilePath = ""
End If
End function

'取得文件名
Private function GetFileName(FullPath)
If FullPath <> "" Then
GetFileName = mid(FullPath,InStrRev(FullPath, "\")+1)
Else
GetFileName = ""
End If
End function

'取得扩展名
Private function GetFileExt(FullPath)
If FullPath <> "" Then
GetFileExt = mid(FullPath,InStrRev(FullPath, ".")+1)
Else
GetFileExt = ""
End If
End function

End Class

'文件属性类
Class FileInfo
dim FormName,FileName,FilePath,FileSize,FileType,FileStart,FileExt
Private Sub Class_Initialize
FileName = ""
FilePath = ""
FileSize = 0
FileStart= 0
FormName = ""
FileType = ""
FileExt = ""
End Sub

'保存文件方法
Public function SaveToFile(FullPath)
dim oFileStream,ErrorChar,i
SaveToFile=1
if trim(fullpath)="" or right(fullpath,1)="/" then exit function
set oFileStream=CreateObject("Adodb.Stream")
oFileStream.Type=1
oFileStream.Mode=3
oFileStream.Open
oUpFileStream.position=FileStart
oUpFileStream.copyto oFileStream,FileSize
oFileStream.SaveToFile FullPath,2
oFileStream.Close
set oFileStream=nothing
SaveToFile=0
end function
End Class
%>

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2006-11-05 11:10
qq187346666
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upfiles.asp

<center>
<!--#include file="upload.inc"-->
<%
set upload=new upload_file
if upload.form("act")="products" then
filepath=trim(upload.form("filepath"))
filelx=trim(upload.form("filelx"))

i=0
for each formName in upload.File
set file=upload.File(formName)

fileExt=lcase(file.FileExt) '得到的文件扩展名不含有.
if file.filesize<100 then
response.write "<script language=javascript>alert('请先选择你要上传的文件!');history.go(-1);</script>"
response.end
end if
if (filelx<>"swf") and (filelx<>"jpg") then
response.write "<script language=javascript>alert('该文件类型不能上传!');history.go(-1);</script>"
response.end
end if
if filelx="swf" then
if fileext<>"swf" then
response.write "<script language=javascript>alert('只能上传swf格式的Flash文件!');history.go(-1);</script>"
response.end
end if
end if
if filelx="jpg" then
if fileext<>"gif" and fileext<>"jpg" then
response.write "<script language=javascript>alert('只能上传jpg或gif格式的图片!');history.go(-1);</script>"
response.end
end if
end if
if filelx="swf" then
if file.filesize>(3000*1024) then
response.write "<script language=javascript>alert('Flash文件大小不能超过3m!');history.go(-1);</script>"
response.end
end if
end if
if filelx="jpg" then
if file.filesize>(1000*1024) then
response.write "<script language=javascript>alert('图片文件大小不能超过1m!');history.go(-1);</script>"
response.end
end if
end if

randomize
ranNum=int(100*rnd)+1000
filename=filepath&year(now)&month(now)&day(now)&ranNum&"."&fileExt
%>
<%
if file.FileSize>0 then ''如果 FileSize > 0 说明有文件数据
'file.SaveAs Server.mappath(filename) ''保存文件
file.SaveToFile Server.mappath(FileName)
'response.write file.FileName&"  上传成功!  <br>"
'response.write "新文件名:"&FileName&"<br>"
'response.write "新文件名已复制到所需的位置,可关闭窗口!"
if filelx="swf" then
response.write "<script>window.opener.document."&upload.form("FormName")&".size.value='"&int(file.FileSize/1024)&" K'</script>"
end if
response.write "<script>window.opener.document."&upload.form("FormName")&"."&upload.form("EditName")&".value='"&FileName&"'</script>"
%>
<%
end if
set file=nothing
next
set upload=nothing
end if
%>
<script language="javascript">
window.alert("文件上传成功!");
</script>
<STYLE type=text/css>
<!--
body,p,td{font-size:12px;color:#009999}
a,U{font-size:12px;color:

#006600;text-decoration:none}a:hover{font-size:12px;color:red;text-deco

ration:underline;onmouseover:this.style.color=red}
.STYLE3 {color: #FF00CC}
.STYLE5 {color: #FF00FF}
-->
</STYLE>
<%
response.write "上传路径+名称为:<font color=red>"&FileName&"</font><br>"
%>
<form name="ok" style="cursor:hand">
<input type="button" value="<%response.write "继续上传"%>" onclick="window.open('upload.asp?formname=formname&editname=upfile&uppath=products&filelx=jpg','','status=no,scrollbars=no,top=20,left=110,width=420,height=165')" />
</form>
<!-- #include file="admin.asp"-->
</center>
2006-11-05 11:12
qq187346666
Rank: 1
等 级:新手上路
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upload.asp
<%
uppath=request("uppath")&"/" '文件上传路径
filelx=request("filelx") '文件上传类型
formName=request("formName") '回传到上页面编辑框所在Form的Name
EditName=request("EditName") '回传到上页面编辑框的Name
%>
<html><head><title>ASPid - 图片上传</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script language="javascript">
<!--
function mysub()
{
esave.style.visibility="visible";
}
-->
</script>
<form name="form1" method="post" action="upfiles.asp" enctype="multipart/form-data" >
<div id="esave" style="position:absolute; top:18px; left:40px; z-index:10; visibility:hidden">
<TABLE WIDTH=340 BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR><td width=20%></td>
<TD bgcolor=#003366 width="60%">
<TABLE WIDTH=100% height=100 BORDER=0 CELLSPACING=1 CELLPADDING=0>
<TR>
<td bgcolor=#ffffff align=center><font color=#003366>正在上传文件,请稍候...</font></td>
</tr>
</table>
</td><td width=20%></td>
</tr></table></div>
<table class="tableBorder" width="90%" border="0" align="center" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF">
<tr>
<td align="center" bgcolor="#003366"><b><font color="#ffffff">图片上传
<input type="hidden" name="filepath" value="<%=uppath%>">
<input type="hidden" name="filelx" value="<%=filelx%>">
<input type="hidden" name="EditName" value="<%=EditName%>">
<input type="hidden" name="FormName" value="<%=formName%>">
<input type="hidden" name="act" value="products">
</font></b> </td>
</tr>
<tr bgcolor="#E8F1FF">
<td align="center" id="upid" height="80">选择文件:
<input type="file" name="file1" size="40" class="tx1" value="">
<input type="submit" name="Submit" value="开始上传" class="button" onClick="javascript:mysub()">
</td>
</tr>
</table>
</form>
2006-11-05 11:13
メ冰枫ぱ雪
Rank: 1
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威 望:2
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注 册:2004-11-13
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得分:0 
这个比变名字还好做阿,直接取得Post上来的后缀就好了!!

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2006-11-05 21:05
快速回复:[求助]实现图片上传时文件名不变?
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