系统一共分为3个角色分别是:管理员,学生,教师

























登录
- <%@ page language="java" contentType="text/html; charset=utf-8"
- pageEncoding="utf-8" %>
- <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
- <%
- String path = request.getContextPath();
- String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
- + path + "/";
- %>
-
- html>
- <html>
- <head>
- <meta charset="utf-8">
- <title>学教交流辅导平台title>
- <meta name="renderer" content="webkit">
- <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
- <meta name="viewport"
- content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=0">
- <link rel="stylesheet" type="text/css" href="<%=path %>/resource/layui/css/layui.css">
- <link rel="stylesheet" type="text/css" href="<%=path %>/resource/layui/css/admin.css">
- <link rel="stylesheet" type="text/css" href="<%=path %>/resource/layui/css/login.css">
- head>
- <style>
- body{
- background-image:url(<%=path %>/resource/back.jpeg) ;/*插入的背景图片的url
- background-attachment: fixed;/*背景图片不会固定不会因页面滚动而重复*/
- background-repeat: no-repeat;/*使图片不管任何大小都不会重复*/
- background-size: 100%;/*改变背景图的长和宽*/
- }
-
- style>
- <body>
-
-
- <form id="loginForm" name="loginForm">
- <div class="layadmin-user-login layadmin-user-display-show" id="LAY-user-login" style="display: none;">
- <div class="layadmin-user-login-main" style="background-color: #00b7ee">
- <div class="layadmin-user-login-box layadmin-user-login-header">
- <h2>学教交流辅导平台h2>
-
- div>
- <div class="layadmin-user-login-box layadmin-user-login-body layui-form">
- <div class="layui-form-item">
- <label class="layadmin-user-login-icon layui-icon layui-icon-username">label>
- <input type="text" name="username" lay-verify="username" id="username" placeholder="用户名"
- class="layui-input">
- div>
-
- <div class="layui-form-item">
- <label class="layadmin-user-login-icon layui-icon layui-icon-password">label>
- <input type="password" name="password" lay-verify="password" id="password" placeholder="密码"
- class="layui-input">
- div>
-
- <div class="layui-form-item" style="align:center;">
- <select name="type" id="type" >
- <option value="1" >管理员option>
- <option value="2" >学生option>
- <option value="3" >教师option>
- select>
- div>
-
-
- <div class="layui-form-item">
-
- <button type="button" id="login" class="layui-btn layui-btn-fluid">登陆button>
-
- div>
-
- div>
- div>
-
-
- div>
- form>
-
-
- <script src="<%=path %>/resource/layui/layui.js">script>
- <script src="<%=path %>/resource/layui/jquery-1.9.1.min.js">script>
-
- <script>
-
- $("#login").click(function(){
- var username = $.trim($('#username').val());
- var password = $.trim($("#password").val());
- if (username == '') {
- layer.msg('用戶名不能为空', function () {
- time:2000
- });
- return false;
- }
- if (password == '') {
- layer.msg('密码不能为空', function () {
- time:2000
- });
- return false;
- }
-
- $.ajax({
- cache: true,
- type: "post",
- url: "login",
- data: $("#loginForm").serialize(),
- async: false,
- success: function (e) {
- if (e == 'ok') {
- alert("登录成功!");
- window.parent.location.href = "toMain";
- } else if (e == 'toIndex') {
- alert("登录成功!");
- window.parent.location.href = "toIndex";
- } else {
- alert("登录失败,账号或者密码错误!");
- }
- }
- })
-
- });
-
- script>
-
- <script>
-
- layui.use(['form', 'jquery', 'layer'], function () {
- var form = layui.form,
- layer = layui.layer,
- $ = layui.jquery;
- form.render();//这句一定要加,占坑
-
- });
- script>
- body>
- html>
- /**
- * 登录
- * @param username
- * @param request
- * @param password
- * @param session
- * @param response
- * @param mv
- * @return
- * @throws ServletException
- * @throws IOException
- */
- @RequestMapping("/login")
- @ResponseBody
- public String login(@RequestParam("username")String username,
- HttpServletRequest request, @RequestParam("password")String password,
- HttpSession session, HttpServletResponse response, ModelAndView mv) throws ServletException, IOException {
- session.removeAttribute("admin");
- session.removeAttribute("student");
- String type=request.getParameter("type").toString();
- request.getSession().setAttribute("type", type);
- String message = "error";
- if(type != null && type.equals("1")){
- Admin admin1 = studentService.selectAdmin(username,password);
- if(admin1 != null){
- request.getSession().setAttribute("admin", admin1);
- message = "ok";
- }
- }else if(type != null && type.equals("2")){
- Student student = studentService.selectStudent(username,password);
- if(student != null){
- request.getSession().setAttribute("student", student);
- message = "toIndex";
- }
- }else if(type != null && type.equals("3")){
- Teacher teacher = teacherService.selectTeacher(username,password);
- if(teacher != null){
- request.getSession().setAttribute("teacher", teacher);
- message = "ok";
- }
- }
- return message;
-
- }
-