如何实现ASP无组件文件上传至服务器指定目录？

sunshift 2003-10-09 07:48:34

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gga7959 2003-10-09

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同意 xiejunhua(trying) 的说法，用化境比较简单而且使用。我就是用那个做的文件上传的。不过现在碰到一个问题了，能传文件上去。可是无发把文件取回来（通过程序来取而不是点链接下载）。

qjrein 2003-10-09

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这是我见过的最短的上传代码
前台
<head>
<meta http-equiv="Content-Language" content="zh-cn">
<meta name="GENERATOR" content="Microsoft FrontPage 5.0">
<meta name="ProgId" content="FrontPage.Editor.Document">

<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<BODY topmargin="0" leftmargin="0" bgcolor="papayawhip">
<FORM METHOD=post ACTION="upload1.asp" enctype="multipart/form-data" id=form1 name=form1>
<INPUT TYPE="file" NAME="file" >
<INPUT TYPE="submit" value="上传" id=submit1 name=submit1>
</FORM>
</BODY>
后台
<head>
<meta http-equiv="Content-Language" content="zh-cn">
<meta name="GENERATOR" content="Microsoft FrontPage 5.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link rel="stylesheet" type="text/css" href="font.css">
</head>
<body>
<%
dim contentlen
contentlen=request.totalbytes

if contentlen>102400 then
response.write "文件太大，超过100k，不允许上传。请返回"
else

dim content
content=request.binaryread(request.totalbytes)

'二进制相互转换
Function getByteString(StringStr)
getByteString=""
For i=1 to Len(StringStr)
char=Mid(StringStr,i,1)
getByteString=getByteString&chrB(AscB(char))
Next
End Function
Function getString(StringBin)
getString =""
For intCount = 1 to LenB(StringBin)
getString = getString & chr(AscB(MidB(StringBin,intCount,1)))
Next
End Function

dim upbeg,upend,lineone,linetwo,linethree,line1,line2,line3
upbeg=1
upend=instrb(upbeg,content,getbytestring(chr(10)))
lineone=midb(content,upbeg,upend-upbeg)
upbeg=upend+1
line1=lenb(lineone)
upend=instrb(upbeg,content,getbytestring(chr(10)))
linetwo=midb(content,upbeg,upend-upbeg)
upbeg=upend+1
line2=lenb(linetwo)
upend=instrb(upbeg,content,getbytestring(chr(13)))
linethree=midb(content,upbeg,upend-upbeg)
line3=lenb(linethree)

'获得文件名
dim pp,checknametemp,checklen,checkname,filename
pp=instrb(1,linetwo,getbytestring(chr(46)))
checknametemp=rightb(linetwo,line2-pp+1)
checklen=instrb(1,checknametemp,getbytestring(chr(34)))
checkname=getstring(leftb(checknametemp,checklen-1))
filename=year(now)&month(now)&day(now)&hour(now)&minute(now)&second(now)&checkname

'上传文件
dim alllen,upstream,upstreamend,file
alllen=line1+line2+line3+6
set upstream=server.createobject("adodb.stream")
set upstreamend=server.createobject("adodb.stream")
upstream.type=1
upstreamend.type=1
upstream.open
upstreamend.open
upstream.write content
upstream.position=alllen
file=upstream.read(clng(contentlen-alllen-line1-5))
upstreamend.write file
upstreamend.savetofile(server.mappath("news/pic/"&filename)) //该城你需要的目录
upstream.close
upstreamend.close
set upstream=nothing
set upstreamend=nothing

response.write("已上传")
end if
%>
</body>

xiejunhua 2003-10-09