目录
- 1 项目介绍
- 2 项目截图
- 3 核心代码
- 3.1 Controller
- 3.2 Service
- 3.3 Dao
- 3.4 spring-mybatis.xml
- 3.5 spring-mvc.xml
- 3.5 login.jsp
- 4 数据库表设计
- 5 文档参考
- 6 计算机毕设选题推荐
- 7 源码获取
1 项目介绍
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👇🏻👇🏻文末获取源码
JavaWeb图书借阅系统(源码+数据库+文档)
项目描述
随着网络不断的普及发展，图书借阅系统依靠网络技术的支持得到了快速的发展，首先要从用户的实际需求出发，通过了解用户的需求开发出具有针对性的管理系统，利用目前网络给用户带来的方便快捷这一特点对系统进行调整，设计的系统让用户的使用起来更加方便，本系统的主要目的就是给用户带来方便与快捷，用户只要在家中就可以进行图书借阅。同时随着电子商务的发展网上图书借阅已经受到广大用户的关注。
互联网发展至今，已经解决了很多我们解决不了的难题，使得我们工作更加便捷，提高了我们的工作效率。目前各行各业都在运用网络信息管理程序，不同的用户也都接触到信息管理，特别是在各大电商行业广泛的应运起来。通过对当前网络环境发展的分析与总结，开发图书借阅系统可以改变以往的借阅方式，改变传统线下图书借阅的状态，由于用户的不断增多，使用传统的线下手工统计模式已经远远不能满足于用户需求了，而且越来越多的图书馆也在开通线上进行借阅，所以开发一个图书借阅系统可以解决有利于线下借阅的问题，同时管理员可以利用网络对图书借阅信息进行管理，设计的网站保证信息的完整安全，这样才能提高工作效率，保证系统安全正常的运行。
运行环境
jdk8+mysql5.7+IntelliJ IDEA+tomcat8+maven3
项目技术(必填)
jsp+html+css+js+jquery+Spring+SpringMvc+Mybatis
2 项目截图
JavaWeb图书借阅系统
3 核心代码
3.1 Controller
package com.controller;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Date;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import com.annotation.IgnoreAuth;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.entity.TokenEntity;
import com.entity.UserEntity;
import com.service.TokenService;
import com.service.UserService;
import com.utils.CommonUtil;
import com.utils.MPUtil;
import com.utils.PageUtils;
import com.utils.R;
import com.utils.ValidatorUtils;
/**
* 登录相关
*/
@RequestMapping("users")
@RestController
public class UserController{
@Autowired
private UserService userService;
@Autowired
private TokenService tokenService;
/**
* 登录
*/
@IgnoreAuth
@PostMapping(value = "/login")
public R login(String username, String password, String captcha, HttpServletRequest request) {
UserEntity user = userService.selectOne(new EntityWrapper<UserEntity>().eq("username", username));
if(user==null || !user.getPassword().equals(password)) {
return R.error("账号或密码不正确");
}
String token = tokenService.generateToken(user.getId(),username, "users", user.getRole());
return R.ok().put("token", token);
}
/**
* 注册
*/
@IgnoreAuth
@PostMapping(value = "/register")
public R register(@RequestBody UserEntity user){
// ValidatorUtils.validateEntity(user);
if(userService.selectOne(new EntityWrapper<UserEntity>().eq("username", user.getUsername())) !=null) {
return R.error("用户已存在");
}
userService.insert(user);
return R.ok();
}
/**
* 退出
*/
@GetMapping(value = "logout")
public R logout(HttpServletRequest request) {
request.getSession().invalidate();
return R.ok("退出成功");
}
/**
* 密码重置
*/
@IgnoreAuth
@RequestMapping(value = "/resetPass")
public R resetPass(String username, HttpServletRequest request){
UserEntity user = userService.selectOne(new EntityWrapper<UserEntity>().eq("username", username));
if(user==null) {
return R.error("账号不存在");
}
user.setPassword("123456");
userService.update(user,null);
return R.ok("密码已重置为：123456");
}
/**
* 列表
*/
@RequestMapping("/page")
public R page(@RequestParam Map<String, Object> params,UserEntity user){
EntityWrapper<UserEntity> ew = new EntityWrapper<UserEntity>();
PageUtils page = userService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.allLike(ew, user), params), params));
return R.ok().put("data", page);
}
/**
* 列表
*/
@RequestMapping("/list")
public R list( UserEntity user){
EntityWrapper<UserEntity> ew = new EntityWrapper<UserEntity>();
ew.allEq(MPUtil.allEQMapPre( user, "user"));
return R.ok().put("data", userService.selectListView(ew));
}
/**
* 信息
*/
@RequestMapping("/info/{id}")
public R info(@PathVariable("id") String id){
UserEntity user = userService.selectById(id);
return R.ok().put("data", user);
}
/**
* 获取用户的session用户信息
*/
@RequestMapping("/session")
public R getCurrUser(HttpServletRequest request){
Integer id = (Integer)request.getSession().getAttribute("userId");
UserEntity user = userService.selectById(id);
return R.ok().put("data", user);
}
/**
* 保存
*/
@PostMapping("/save")
public R save(@RequestBody UserEntity user){
// ValidatorUtils.validateEntity(user);
if(userService.selectOne(new EntityWrapper<UserEntity>().eq("username", user.getUsername())) !=null) {
return R.error("用户已存在");
}
userService.insert(user);
return R.ok();
}
/**
* 修改
*/
@RequestMapping("/update")
public R update(@RequestBody UserEntity user){
// ValidatorUtils.validateEntity(user);
UserEntity u = userService.selectOne(new EntityWrapper<UserEntity>().eq("username", user.getUsername()));
if(u!=null && u.getId()!=user.getId() && u.getUsername().equals(user.getUsername())) {
return R.error("用户名已存在。");
}
userService.updateById(user);//全部更新
return R.ok();
}
/**
* 删除
*/
@RequestMapping("/delete")
public R delete(@RequestBody Long[] ids){
userService.deleteBatchIds(Arrays.asList(ids));
return R.ok();
}
}
3.2 Service
/**
* 系统用户
*/
public interface UserService extends IService<UserEntity> {
PageUtils queryPage(Map<String, Object> params);
List<UserEntity> selectListView(Wrapper<UserEntity> wrapper);
PageUtils queryPage(Map<String, Object> params,Wrapper<UserEntity> wrapper);
}
3.3 Dao
/**
* 用户
*/
public interface UserDao extends BaseMapper<UserEntity> {
List<UserEntity> selectListView(@Param("ew") Wrapper<UserEntity> wrapper);
List<UserEntity> selectListView(Pagination page,@Param("ew") Wrapper<UserEntity> wrapper);
}
3.4 spring-mybatis.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd">
<!-- 配置数据源 -->
<bean name="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
<property name="url" value="${jdbc_url}"/>
<property name="username" value="${jdbc_username}"/>
<property name="password" value="${jdbc_password}"/>
<!-- 初始化连接大小 -->
<property name="initialSize" value="0"/>
<!-- 连接池最大使用连接数量 -->
<property name="maxActive" value="20"/>
<!-- 连接池最大空闲 -->
<property name="maxIdle" value="20"/>
<!-- 连接池最小空闲 -->
<property name="minIdle" value="0"/>
<!-- 获取连接最大等待时间 -->
<property name="maxWait" value="60000"/>
<property name="validationQuery" value="${validationQuery}"/>
<property name="testOnBorrow" value="false"/>
<property name="testOnReturn" value="false"/>
<property name="testWhileIdle" value="true"/>
<!-- 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 -->
<property name="timeBetweenEvictionRunsMillis" value="60000"/>
<!-- 配置一个连接在池中最小生存的时间，单位是毫秒 -->
<property name="minEvictableIdleTimeMillis" value="25200000"/>
<!-- 打开removeAbandoned功能 -->
<property name="removeAbandoned" value="true"/>
<!-- 1800秒，也就是30分钟 -->
<property name="removeAbandonedTimeout" value="1800"/>
<!-- 关闭abanded连接时输出错误日志 -->
<property name="logAbandoned" value="true"/>
<!-- 监控数据库 -->
<property name="filters" value="mergeStat"/>
</bean>
<!-- Spring整合Mybatis，更多查看文档：http://mp.baomidou.com -->
<bean id="sqlSessionFactory" class="com.baomidou.mybatisplus.spring.MybatisSqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<!-- 自动扫描Mapping.xml文件 -->
<property name="mapperLocations" value="classpath:mapper/*.xml"/>
<property name="configLocation" value="classpath:mybatis/mybatis-config.xml"/>
<property name="typeAliasesPackage" value="com..model.*"/>
<property name="typeEnumsPackage" value="com.model.enums"/>
<property name="plugins">
<array>
<!-- 分页插件配置 -->
<bean id="paginationInterceptor" class="com.baomidou.mybatisplus.plugins.PaginationInterceptor">
</bean>
</array>
</property>
<!-- 全局配置注入 -->
<property name="globalConfig" ref="globalConfig" />
</bean>
<bean id="globalConfig" class="com.baomidou.mybatisplus.entity.GlobalConfiguration">
<!--
AUTO->`0`("数据库ID自增")
INPUT->`1`(用户输入ID")
ID_WORKER->`2`("全局唯一ID")
UUID->`3`("全局唯一ID")
-->
<property name="idType" value="2" />
<!--
MYSQL->`mysql`
ORACLE->`oracle`
DB2->`db2`
H2->`h2`
HSQL->`hsql`
SQLITE->`sqlite`
POSTGRE->`postgresql`
SQLSERVER2005->`sqlserver2005`
SQLSERVER->`sqlserver`
-->
<!-- Oracle需要添加该项 -->
<!-- <property name="dbType" value="oracle" /> -->
<!-- 全局表为下划线命名设置 true -->
<!-- <property name="dbColumnUnderline" value="true" /> -->
<property name="metaObjectHandler">
<bean class="com.config.MyMetaObjectHandler" />
</property>
</bean>
<!-- MyBatis 动态扫描 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.dao"/>
</bean>
<!-- 配置事务管理 -->
<bean name="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"/>
</bean>
<!-- 事务管理 属性 -->
<tx:advice id="transactionAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="add*" propagation="REQUIRED"/>
<tx:method name="append*" propagation="REQUIRED"/>
<tx:method name="save*" propagation="REQUIRED"/>
<tx:method name="update*" propagation="REQUIRED"/>
<tx:method name="modify*" propagation="REQUIRED"/>
<tx:method name="edit*" propagation="REQUIRED"/>
<tx:method name="insert*" propagation="REQUIRED"/>
<tx:method name="delete*" propagation="REQUIRED"/>
<tx:method name="remove*" propagation="REQUIRED"/>
<tx:method name="repair" propagation="REQUIRED"/>
<tx:method name="get*" propagation="REQUIRED" read-only="true"/>
<tx:method name="find*" propagation="REQUIRED" read-only="true"/>
<tx:method name="load*" propagation="REQUIRED" read-only="true"/>
<tx:method name="search*" propagation="REQUIRED" read-only="true"/>
<tx:method name="datagrid*" propagation="REQUIRED" read-only="true"/>
<tx:method name="*" propagation="REQUIRED"/>
</tx:attributes>
</tx:advice>
<!-- 配置切面 -->
<aop:config>
<aop:pointcut id="transactionPointcut" expression="execution(* com.service..*.*(..))"/>
<aop:advisor pointcut-ref="transactionPointcut" advice-ref="transactionAdvice"/>
</aop:config>
</beans>
3.5 spring-mvc.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd">
<mvc:default-servlet-handler/>
<!-- Controller包(自动注入) -->
<context:component-scan base-package="com.controller"/>
<!-- FastJson注入 -->
<mvc:annotation-driven>
<!-- <mvc:message-converters register-defaults="true">
避免IE执行AJAX时,返回JSON出现下载文件
FastJson
<bean id="fastJsonHttpMessageConverter"
class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
这里顺序不能反，一定先写text/html,不然ie下出现下载提示
<value>text/html;charset=UTF-8</value>
<value>application/json;charset=UTF-8</value>
</list>
</property>
<property name="features">
<array value-type="com.alibaba.fastjson.serializer.SerializerFeature">
避免循环引用
<value>DisableCircularReferenceDetect</value>
是否输出值为null的字段
<value>WriteMapNullValue</value>
数值字段如果为null,输出为0,而非null
<value>WriteNullNumberAsZero</value>
字符类型字段如果为null,输出为"",而非null
<value>WriteNullStringAsEmpty</value>
List字段如果为null,输出为[],而非null
<value>WriteNullListAsEmpty</value>
Boolean字段如果为null,输出为false,而非null
<value>WriteNullBooleanAsFalse</value>
</array>
</property>
</bean>
</mvc:message-converters> -->
</mvc:annotation-driven>
<!-- 静态资源配置 -->
<mvc:resources mapping="/resources/**" location="/resources/"/>
<!-- 对模型视图名称的解析,即在模型视图名称添加前后缀 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/pages/"/>
<property name="suffix" value=".jsp"/>
</bean>
<!-- 拦截器配置 -->
<mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/**"/>
<mvc:exclude-mapping path="/upload"/>
<bean class="com.interceptor.AuthorizationInterceptor"/>
</mvc:interceptor>
</mvc:interceptors>
<!-- 上传限制 -->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<!-- 上传文件大小限制为31M，31*1024*1024 -->
<property name="maxUploadSize" value="32505856"/>
</bean>
</beans>
3.5 login.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>登陆</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="">
<meta name="author" content="">
<!-- Le styles -->
<script type="text/javascript"
src="${pageContext.request.contextPath}/resources/assets2/js/jquery.min.js"></script>
<!-- <link rel="stylesheet" href="${pageContext.request.contextPath}/resources/assets2/css/style.css"> -->
<link rel="stylesheet"
href="${pageContext.request.contextPath}/resources/assets2/css/loader-style.css">
<link rel="stylesheet"
href="${pageContext.request.contextPath}/resources/assets2/css/bootstrap.css">
<link rel="stylesheet"
href="${pageContext.request.contextPath}/resources/assets2/css/signin.css">
<!-- HTML5 shim, for IE6-8 support of HTML5 elements -->
<!--[if lt IE 9]>
<script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<!-- Fav and touch icons -->
<link rel="shortcut icon"
href="${pageContext.request.contextPath}/resources/assets2/ico/minus.png">
</head>
<style>
html {
width: 100%;
height: 100%;
}
body {
background-image: url(http://codegen.caihongy.cn/20210205/f4f80f5323bf4b1992cb9fddd10b0b25.jpg) !important;
height: 100vh;
background-position: center center;
background-size: cover;
background-repeat: no-repeat;
overflow: hidden !important;
width: 100%;
height: 100%;
}
.container {
padding: 0;
margin: 0;
display: flex;
height: 100%;
width: 100%;
justify-content: center;
align-items: center;
}
#login-wrapper {
display: flex;
flex-direction: column;
position: inherit;
height: auto;
width: 400px;
margin: 0;
padding: 20px 0px 20px 0;
border-radius: 32px;
border-width: 0;
border-style: solid;
border-color: rgba(0,0,0,.3);
background-color: rgba(255, 255, 255, 1);
box-shadow: 0 0 0px rgba(78, 115, 223, 1);
}
#login-wrapper h1 {
line-height: 60px;
width: 100%;
color: rgba(78, 115, 223, 1);
font-size: 20px;
margin: 0px 0px ;
padding: 0 10px;
border-radius: 0;
border-width: 0;
border-style: solid;
border-color: rgba(0,0,0,.3);
background-color: rgba(30, 144, 255, 0);
box-shadow: 0 0 6px rgba(30, 144, 255, 0);
text-align: center;
}
#loginForm .form-group-l-r {
display: flex;
flex-wrap: wrap;
}
#loginForm .form-group {
display: flex;
align-items: center;
flex-wrap: wrap;
height: auto;
width: 80%;
margin: 0 auto;
padding: 0 0 10px 0;
border-radius: 0;
border-width: 0;
border-style: solid;
border-color: rgba(0,0,0,1);
background-color: #fff;
box-shadow: 0 0 6px rgba(255,0,0,0);
}
#loginForm .form-group .label {
width: 72px;
line-height: 44px;
margin: 0;
color: rgba(78, 115, 223, 1);
font-size: 16px;
padding: 0;
border-radius: 0;
border-width: 0;
border-style: solid;
border-color: rgba(0,0,0,0);
background-color: transparent;
box-shadow: 0 0 6px rgba(255,0,0,0);
text-align: left;
}
#loginForm .form-group .form-control-i {
width: 100%;
height: 44px;
margin: 0;
color: rgba(78, 115, 223, 1);
font-size: 14px;
padding: 0 10px;
border-radius: 8px;
border-width: 1px;
border-style: solid;
border-color: rgba(78, 115, 223, 1);
background-color: #fff;
box-shadow: 0 0 0px rgba(30, 144, 255, .5);
text-align: left;
}
#loginForm .form-group .form-control-i:focus {
outline: 0 none;
}
#loginForm .form-group-r {
display: flex;
align-items: center;
width: 80%;
height: 44px;
margin: 0 auto;
padding: 0;
border-radius: 0;
border-width: 0;
border-style: solid;
border-color: rgba(0,0,0,1);
background-color: #fff;
box-shadow: 0 0 6px rgba(255,0,0,0);
}
#loginForm .form-group-r .checkbox {
margin: 0 10px 0 0;
padding: 0;
display: flex;
align-items: center;
}
#loginForm .form-group-r .checkbox label {
color: #606266;
font-size: 14px;
margin: 0;
margin-top: -1px;
}
#loginForm .form-group-r .checkbox.active label {
color: rgba(78, 115, 223, 1);
font-size: 14px;
}
#loginForm .form-group-r .checkbox input {
margin: 0;
margin-right: 4px;
}
#loginForm button.pull-right {
outline: none;
width: 100%;
height: 44px;
margin: 10px 3% 10px 7%;
color: #fff;
font-size: 16px;
padding: 0 10px;
border-radius: 32px 32px 32px 32px;
border-width: 0;
border-style: solid;
border-color: #ccc;
background-color: rgba(78, 115, 223, 1);
box-shadow: 0 0 0px rgba(255, 0, 0, .5);
}
#loginForm a.btn-register {
display: inline-block;
width: 100%;
height: 44px;
margin: 10px 3% 10px 6%;
color: #fff;
font-size: 16px;
padding: 10px;
border-radius: 32px 32px 32px 32px;
border-width: 0;
border-style: solid;
border-color: #ccc;
background-color: rgba(76, 141, 174, 1);
box-shadow: 0 0 6px rgba(30, 144, 255, .5);
display: flex;
justify-content: center;
align-items: center;
text-decoration: none;
}
#loginForm .codes {
display: none;
}
#loginForm .codes input {
width: calc(100% - 84px);
height: 44px;
margin: 0;
color: #1e90ff;
font-size: 14px;
padding: 0 10px;
border-radius: 0;
border-width: 1px;
border-style: solid;
border-color: #1e90ff;
background-color: #fff;
box-shadow: 0 0 6px rgba(30, 144, 255, 0);
outline: none;
}
#loginForm .codes .nums {
width: 84px;
height: 44px;
margin: 0;
color: $template2.back.login.code.nums.color;
font-size: $template2.back.login.code.nums.fontSize;
padding: 0;
border-radius: 0;
border-width: 1px 1px 1px 0;
border-style: solid;
border-color: #1e90ff;
background-color: #f5f5f5;
box-shadow: 0 0 6px rgba(30, 144, 255, 0);
outline: none;
}
</style>
<body>
<!-- Preloader -->
<!-- <div id="preloader">
<div id="status"> </div>
</div> -->
<div class="container">
<div class="" id="login-wrapper">
<h1>登陆</h1>
<form id="loginForm" action="" method="post">
<div class="form-group">
<label class="label">用户名</label> <input type="text" id="username" name="username" placeholder="用户名"
class="form-control-i" required>
</div>
<div class="form-group">
<label class="label">密码</label> <input type="password" name="password" placeholder="密码"
class="form-control-i" required>
</div>
<div class="form-group codes">
<input style="flex: 1;" type="text" id="code" placeholder="请输入验证码">
<div class="nums" id="nums" style="display: flex;justify-content: center;align-items: center;" onclick="randomString()">
</div>
</div>
<div class="form-group-l-r">
<button class="btn btn btn-primary pull-right" type="submit" onclick="login()">登 录</button>
<a class="btn-register" href="modules/yonghu/register.jsp">用户注册</a>
</div>
</form>
<!-- <div class="row">
<div class="col-md-4 col-md-offset-4">
<div class="account-box">
</div>
</div>
</div> -->
</div>
</div>
<!-- END OF PAPER WRAP -->
<!-- MAIN EFFECT -->
<!--<script type="text/javascript" src="${pageContext.request.contextPath}/resources/assets2/js/preloader.js"></script>-->
<script type="text/javascript"
src="${pageContext.request.contextPath}/resources/assets2/js/bootstrap.js"></script>
<!--<script type="text/javascript" src="${pageContext.request.contextPath}/resources/assets2/js/app.js"></script>-->
<!--<script type="text/javascript" src="${pageContext.request.contextPath}/resources/assets2/js/load.js"></script>-->
<!--<script type="text/javascript" src="${pageContext.request.contextPath}/resources/assets2/js/main.js"></script>-->
<script type="text/javascript"
src="${pageContext.request.contextPath}/resources/js/jquery.form.js"></script>
<!--<script src="http://maps.googleapis.com/maps/api/js?sensor=false" type="text/javascript"></script> -->
<!--<script type="text/javascript" src="${pageContext.request.contextPath}/resources/assets2/js/map/gmap3.js"></script> -->
<script type="text/javascript">
<%@ include file="utils/menu.jsp"%>
<%@ include file="utils/baseUrl.jsp"%>
var role = "";
var accountTableName = "";
var codes = [{
num: 1,
color: '#000',
rotate: '10deg',
size: '16px'
}, {
num: 2,
color: '#000',
rotate: '10deg',
size: '16px'
}, {
num: 3,
color: '#000',
rotate: '10deg',
size: '16px'
}, {
num: 4,
color: '#000',
rotate: '10deg',
size: '16px'
}]
//渲染角色选择
function setRoleOption() {
var box = document.createElement('div');
box.setAttribute('class', 'form-group-r');
for (var i = 0; i < menus.length; i++) {
//console.log(menu[i].roleName)
var div = document.createElement('div');
div.setAttribute('class', 'checkbox');
var label = document.createElement('label');
//label.innerHTML = menus[i].roleName;
var checkbox = document.createElement('input');
checkbox.setAttribute('type', 'radio');
checkbox.setAttribute('name', 'chk');
checkbox.setAttribute('value', menus[i].roleName);
var attr = "checkRole(" + "\'" + menus[i].roleName + "\',\'"
+ menus[i].tableName + "\')";
checkbox.setAttribute('onclick', attr);
//label.setAttribute('class','checkbox inline');
label.innerHTML = menus[i].roleName;
div.appendChild(checkbox);
div.appendChild(label);
box.appendChild(div);
}
$('form .form-group-l-r').before(box);
}
function checkRole(roleName, tableName) {
role = roleName;
$('#loginForm').attr('action', baseUrl + tableName + '/login');
accountTableName = tableName;
}
$('#login-wrapper').on('change', 'input[type=radio]', function () {
$('#login-wrapper .form-group-r .checkbox').removeClass('active');
$(this).parent().addClass('active');
});
function login() {
if(false) {
var arr = []
for(var i = 0;i<codes.length;i++) {
arr.push(codes[i].num)
}
if(arr.join('').toLowerCase() != $('#code').val().toLowerCase()) {
alert("请输入正确的验证码");
randomString()
window.location.href="${pageContext.request.contextPath}/jsp/login.jsp";
}
}
$("#loginForm")
.ajaxForm(
function(res) {
if (role == "" || role == null) {
alert("请选择角色后再登录");
} else {
if (res.code == 0) {
alert("登录成功");
var username = $('#username').val();
window.sessionStorage.setItem('accountTableName',accountTableName)
window.sessionStorage.setItem('username',username);
window.sessionStorage.setItem('token',
res.token);
window.sessionStorage.setItem('role',
role);
window.location.href = "${pageContext.request.contextPath}/index.jsp";
} else {
alert(res.msg);
}
}
});
}
function ready() {
setRoleOption();
//$('form').attr('action',baseUrl + 'users/login');
}
document.addEventListener("DOMContentLoaded", ready);
function randomString() {
var len = 4;
var chars = [
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k',
'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R',
'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '0', '1', '2',
'3', '4', '5', '6', '7', '8', '9'
]
var colors = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f']
var sizes = ['14', '15', '16', '17', '18']
var output = []
for (var i = 0; i < len; i++) {
// 随机验证码
var key = Math.floor(Math.random() * chars.length)
codes[i].num = chars[key]
// 随机验证码颜色
var code = '#'
for (var j = 0; j < 6; j++) {
var key = Math.floor(Math.random() * colors.length)
code += colors[key]
}
codes[i].color = code
// 随机验证码方向
var rotate = Math.floor(Math.random() * 360)
var plus = Math.floor(Math.random() * 2)
if (plus == 1) rotate = '-' + rotate
codes[i].rotate = 'rotate(' + rotate + 'deg)'
// 随机验证码字体大小
var size = Math.floor(Math.random() * sizes.length)
codes[i].size = sizes[size] + 'px'
}
var str = ''
for(var i = 0;i<codes.length;i++) {
str += '<span style="color:' + codes[i].color + ';transform:' + codes[i].rotate + ';fontSize:' + codes[i].size + ';padding: 0 3px;display:inline-block">'+codes[i].num+'</span>'
}
$('#nums').html('').append(str);
}
randomString();
</script>
</body>
</html>
4 数据库表设计
用户注册实体图如图所示：
数据库表的设计，如下表：
5 文档参考
6 计算机毕设选题推荐
最新计算机软件毕业设计选题大全：整理中…
7 源码获取
👇🏻获取联系方式在文章末尾 如果想入行提升技术的可以看我专栏其他内容：
