<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8" errorPage="error.jsp"%>
<%@ page import= "edu.jmi.db.*" %>
<%@ page import= "edu.jmi.dao.*" %>
<%@ page import= "java.sql.*" %>
<!DOCTYPE html>
Custom Login Form Styling
<!--[if lte IE 7]>.main{display:none;} .support-note .note-ie{display:block;}<![endif]-->
<br> @import url(<a href="http://fonts.googleapis.com/css?family=Raleway:400,700">http://fonts.googleapis.com/css?family=Raleway:400,700</a>);<br> body {<br> background: #7f9b4e url(images/bg2.jpg) no-repeat center top;<br> -webkit-background-size: cover;<br> -moz-background-size: cover;<br> background-size: cover;<br> }<br> .container > header h1,<br> .container > header h2 {<br> color: #fff;<br> text-shadow: 0 1px 1px rgba(0,0,0,0.7);<br> }<br>
<%
request.setCharacterEncoding("UTF-8"); //设置编码
String name=request.getParameter("login"); //获取用户名
String pw = request.getParameter("password");
if(session.getAttribute("usr")!=null){
response.sendRedirect("main.jsp");
return;
}
if(name!=null){ //保证有输入值,第一次访问页面该值页面为null
//String dbpw=DB.validUser(name);//从数据库获取密码
UserDao ud=new UserDao();
String dbpw=ud.validUser(name);
if(dbpw!=null&&dbpw.equals(pw)){//登录成功
//设置传给主页面的参数:用户名
session.setAttribute("usr", name);
//进入主页面
response.sendRedirect("main.jsp");
}else{//登录出错
//设置出错参数
session.setAttribute("errmsg", "用户名或者密码错,请重新输入");
}
}
String err = (String)session.getAttribute("errmsg");
if(err==null){
err="";
}
%>
<div class="container">
<header>
<h1>登录界面</h1>
</header>
<section class="main">
<p>
<font color="red" size="28px"> <%=err %> </font>
</p>
<form class="form-4" method="post">
<p>
<label for="login">用户名或者邮箱</label>
<input type="text" name="login" placeholder="login" required>
</p>
<p>
<label for="password">密码</label>
<input type="password" name="password" placeholder="password" required >
</p>
<p>
<input type="submit" name="submit" value="提交">
</p>
</form>
</section>
</div>
</body>