📄 logchk.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<html>
<head>
<title>淳.清凉花坊</title>
<meta name="keywords" content="淳.清凉花坊">
<meta name="description" content="淳.清凉花坊">
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</link>
</head>
<body bgcolor="#FFFFFF">
<%! public String getString(String s)
{if(s==null) s="";
try {byte a[]=s.getBytes("ISO-8859-1");
s=new String(a);
}
catch(Exception e)
{}
return s;
} %>
<%
String userid=request.getParameter("userid");
userid=getString(userid);
if(userid==null)
{userid="";}
String password=request.getParameter("password");
password=getString(password);
if(password==null)
{password=""; }
String r1=request.getParameter("Submit");
r1=getString(r1);
if(r1==null)
{r1=""; }
Connection con=null;
Statement sql=null;
ResultSet rs=null;
try{ Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); }
catch(ClassNotFoundException event) { }
try {
con=DriverManager.getConnection("jdbc:odbc:sun","sa","");
sql=con.createStatement();
String condition=
"select * from uuser where userid='"+userid+"' and password='"+password+"'";
rs =sql.executeQuery(condition);
if (!rs.next())
{
%><script LANGUAGE="javascript">
alert("对不起，用户名或密码错误！");
history.go(-1);
</script>
<%
}
else {
String nn=rs.getString("userid");
String jj=rs.getString("password");
session.setAttribute("userid",nn);
session.setAttribute("password",jj);
int kk=rs.getInt("vip_class");
session.putValue("userid",userid);
if(kk==-1) {
response.sendRedirect("admin_log.jsp");
}
else
{response.sendRedirect("index.jsp");
}
}
con.close();
}
catch(SQLException e) { }
%>
</body>
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