📄 login.asp
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<%@LANGUAGE="VBSCRIPT"%>
<!--#include file="../../Connections/Myconn.asp" -->
<%
' *** Validate request to log in to this site.
MM_LoginAction = Request.ServerVariables("URL")
If Request.QueryString<>"" Then MM_LoginAction = MM_LoginAction + "?" + Request.QueryString
MM_valUsername=CStr(Request.Form("textfield"))
If MM_valUsername <> "" Then
MM_fldUserAuthorization=""
MM_redirectLoginSuccess="../../ch11/final/default.asp"
MM_redirectLoginFailed="../../ch11/final/sorry.htm"
MM_flag="ADODB.Recordset"
set MM_rsUser = Server.CreateObject(MM_flag)
MM_rsUser.ActiveConnection = MM_Myconn_STRING
MM_rsUser.Source = "SELECT fUserID, fPassword"
If MM_fldUserAuthorization <> "" Then MM_rsUser.Source = MM_rsUser.Source & "," & MM_fldUserAuthorization
MM_rsUser.Source = MM_rsUser.Source & " FROM tUsers WHERE fUserID='" & MM_valUsername &"' AND fPassword='" & CStr(Request.Form("textfield2")) & "'"
MM_rsUser.CursorType = 0
MM_rsUser.CursorLocation = 2
MM_rsUser.LockType = 3
MM_rsUser.Open
If Not MM_rsUser.EOF Or Not MM_rsUser.BOF Then
' username and password match - this is a valid user
Session("MM_Username") = MM_valUsername
If (MM_fldUserAuthorization <> "") Then
Session("MM_UserAuthorization") = CStr(MM_rsUser.Fields.Item(MM_fldUserAuthorization).Value)
Else
Session("MM_UserAuthorization") = ""
End If
if CStr(Request.QueryString("accessdenied")) <> "" And true Then
MM_redirectLoginSuccess = Request.QueryString("accessdenied")
End If
MM_rsUser.Close
Response.Redirect(MM_redirectLoginSuccess)
End If
MM_rsUser.Close
Response.Redirect(MM_redirectLoginFailed)
End If
%>
<html>
<head>
<title>请先登录</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link rel="stylesheet" href="../../ch16/final/css/common.css" type="text/css">
<script language="JavaScript">
<!--
function MM_findObj(n, d) { //v4.0
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && document.getElementById) x=document.getElementById(n); return x;
}
function MM_validateForm() { //v4.0
var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
if (val) { nm=val.name; if ((val=val.value)!="") {
if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
} else if (test!='R') {
if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
min=test.substring(8,p); max=test.substring(p+1);
if (val<min || max<val) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
} } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
} if (errors) alert('The following error(s) occurred:\n'+errors);
document.MM_returnValue = (errors == '');
}
//-->
</script>
<link rel="stylesheet" href="../../css/common.css" type="text/css">
<style type="text/css">
<!--
body,td,th {
font-size: 9pt;
}
-->
</style></head>
<body bgcolor="#3399CC" text="#000000" leftmargin="0" topmargin="0" marginwidth="0" marginheight="0">
<div align="center">
<p> </p>
<p><font size="+3"><b>请先登录</b></font></p>
<form name="form1" method="post" action="<%=MM_LoginAction%>" onSubmit="MM_validateForm('textfield','','R','textfield2','','R');return document.MM_returnValue">
<table width="30%" border="0" cellspacing="0" cellpadding="0" height="104">
<tr>
<td width="44%">
<div align="center">用户名：</div>
</td>
<td width="56%">
<div align="center">
<input type="text" name="textfield">
</div>
</td>
</tr>
<tr>
<td width="44%" height="35">
<div align="center">密 码：</div>
</td>
<td width="56%" height="35">
<div align="center">
<input type="text" name="textfield2">
</div>
</td>
</tr>
<tr>
<td colspan="2" height="36">
<div align="center"></div>
<div align="center">
<input type="submit" name="Submit" value="登录">
</div>
</td>
</tr>
</table>
</form>
<p> </p>
</div>
</body>
</html>
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