无组件上传图片到数据库中，最完整解决方案

admin

2010年7月24日 8:28 本文热度 5057

up.htm

<html>
<head>
<title><% =webname %></title>
<meta http-equiv="content-type" content="text/html; charset=gb2312">
<link rel="stylesheet" href="main.css" type="text/css">
<style type="text/css">
<!--
.tx1 { height: 20px; width: 30px; border: 1px solid; border-color: black black

#000000; color: #0000ff}
-->
</style>

function turnon(obj1,id){
obj1.style.background=bgc_on[id];
}
function turnoff(obj1,id){
obj1.style.background=bgc_off[id];
}

//-->
</script>
<script language=javascript>
function check_input()
{
if (frm.pic.value=="")
{ alert("请选择要上传的图片");
return false;
}
if (frm.type.value=="")
{ alert("请选择图片类型");
return false;
}
if (frm.thetext.value=="")
{ alert("请输入照片说明");
return false;
}
return true;
}
</script>
</head>

<table width=755 cellpadding=0 cellspacing=0 border=0 bgcolor=#ffffff align="center" bordercolor=#000000>
<tr>
<td height=400 width=180 bgcolor=#d1e9d5 style="border-right: 1px #0e801e solid">
<table width=100% height=100% cellpadding=0 cellspacing=0 border=0 align="center" bordercolor=#000000>
<tr><td height=30 align="center" class=l15><font color=#e96d08>欢迎你：<% =username %> 管理中心</font>
<tr><td height=23 align="center" class=l15 bgcolor=#4cad12 style="border-top:0px #0e801e solid; border-bottom:1px #0e801e solid;"><font color=#c2f009 class=yinying>管理中心</font>
<tr><td height=20 class=l13>

<tr><td height=5>
<tr><td>
</table>
<td>
<%
set rs=server.createobject("adodb.recordset")
sql="select * from photo where author='"&username&"'"
rs.open sql,conn,1,1
%>
<table cellpadding=0 cellspacing=0 border=0 width=100% height=100%>
<tr><td height=3>
<tr><td height=3 bgcolor=#ffffff background=img/bj3.gif>
<tr><td height=20 valign="bottom" bgcolor=#eeeeee> 现在位置： ******班 - 管理中心 - 添加新闻
<tr><td height=3 bgcolor=#eeeeee style="border-bottom: 1px #cccccc solid"><p style="font-size:1pt">
<tr><td height=20 valign="bottom"> <font color=green><% =username %>：你一共上传了 <font color=red><% =rs.recordcount %></font> 张照片</font> <a href="adminphoto.asp"><font color=red><u>管理以前上传的照片</u></font></a>
<tr><td bgcolor=#ffffff valign=top>
<table cellpadding=0 cellspacing=0 border=0 width=95% height=100% align="center">
<form action=addphoto.asp method=post name=frm onsubmit="return check_input()" enctype="multipart/form-data">
<tr><td height=20 colspan=2>
<tr><td height=25 width=15% align="right" class=l13>选择照片： <td> <input name="pic" type="file" class="tx1" style="width:300"> <font color=red>拒绝色情、写真图等</font>

</table>

</body>
</html>

fupload.inc

'********************************** 得到上传数据 **********************************
function getupload()
dim result
set result = nothing
if request.servervariables("request_method") = "post" then 'request method must be "post"
dim ct, posb, boundary, length, pose
ct = request.servervariables("http_content_type") 'reads content-type header
if lcase(left(ct, 19)) = "multipart/form-data" then 'content-type header must be "multipart/form-data"
'this is upload request.
'get the boundary and length from content-type header
posb = instr(lcase(ct), "boundary=") 'finds boundary
if posb > 0 then boundary = mid(ct, posb + 9) 'separetes boundary
length = clng(request.servervariables("http_content_length")) 'get content-length header
if "" & uploadsizelimit<>"" then
uploadsizelimit = clng(uploadsizelimit)
if length > uploadsizelimit then
' on error resume next 'clears the input buffer
' response.addheader "connection", "close"
' on error goto 0
request.binaryread(length)
err.raise 2, "getupload", "upload size " & formatnumber(length,0) & "b exceeds limit of " & formatnumber(uploadsizelimit,0) & "b"
exit function
end if
end if

if length > 0 and boundary <> "" then 'are there required informations about upload ?
boundary = "--" & boundary
dim head, binary
binary = request.binaryread(length) 'reads binary data from client

'retrieves the upload fields from binary data
set result = separatefields(binary, boundary)
binary = empty 'clear variables
else
err.raise 10, "getupload", "zero length request ."
end if
else
err.raise 11, "getupload", "no file sent."
end if
else
err.raise 1, "getupload", "bad request method."
end if
set getupload = result
end function

function separatefields(binary, boundary)
dim posopenboundary, poscloseboundary, posendofheader, islastboundary
dim fields
boundary = stringtobinary(boundary)

posopenboundary = instrb(binary, boundary)
poscloseboundary = instrb(posopenboundary + lenb(boundary), binary, boundary, 0)

set fields = createobject("scripting.dictionary")

do while (posopenboundary > 0 and poscloseboundary > 0 and not islastboundary)
'header and file/source field data
dim headercontent, fieldcontent
'header fields
dim content_disposition, formfieldname, sourcefilename, content_type
'helping variables
dim field, twocharsafterendboundary
'get end of header
posendofheader = instrb(posopenboundary + len(boundary), binary, stringtobinary(vbcrlf + vbcrlf))

'separates field header
headercontent = midb(binary, posopenboundary + lenb(boundary) + 2, posendofheader - posopenboundary - lenb(boundary) - 2)

'separates field content
fieldcontent = midb(binary, (posendofheader + 4), poscloseboundary - (posendofheader + 4) - 2)

'separates header fields from header

该文章在 2010/7/24 8:28:55 编辑过

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