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JavaWeb美食推荐管理系统


在这里插入图片描述

1 项目介绍

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JavaWeb美食推荐管理系统(源码+数据库+文档)
项目描述
网络的快速发展从根本上更改了世界各组织的管理方式,自二十世纪九十年代开始,我国的政府、企事业等单位就设想可以通过互联网系统来进行管理信息。由于以前存在各方面的原因,比如网络普及度低、用户不接受、互联网的相关法律法规也不够完善、开发技术也不够成熟等,阻碍了互联网在各大机构中的发展速度。进入二十一世纪以后,我国经济有了快速的发展,限制机构管理的各个难题逐一被解决,国内各大机构都加入到了电子信息化的管理模式中来。
以往的美食推荐管理系统相关信息管理,都是工作人员手工统计。这种方式不但时效性低,而且需要查找和变更的时候很不方便。随着科学的进步,技术的成熟,计算机信息化也日新月异的发展,社会也已经深刻的认识,计算机功能非常的强大,计算机已经进入了人类社会发展的各个领域,并且发挥着十分重要的作用。本系统利用网络沟通、计算机信息存储管理,有着与传统的方式所无法替代的优点。比如计算检索速度特别快、可靠性特别高、存储容量特别大、保密性特别好、可保存时间特别长、成本特别低等。在工作效率上,能够得到极大地提高,延伸至服务水平也会有好的收获,有了网络,在线美食推荐管理系统的各方面的管理更加科学和系统,更加规范和简便。
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

在这里插入图片描述

2 项目截图

JavaWeb美食推荐管理系统

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">&nbsp;</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:
在这里插入图片描述

数据库表的设计,如下表:
在这里插入图片描述

5 文档参考

在这里插入图片描述

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:

在这里插入图片描述


原文地址:https://blog.csdn.net/ZGL_cyy/article/details/142552730

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