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davy126dell 2025-04-21 16:00:42 +08:00
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38
.gitignore vendored Normal file
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target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### IntelliJ IDEA ###
.idea/modules.xml
.idea/jarRepositories.xml
.idea/compiler.xml
.idea/libraries/
*.iws
*.iml
*.ipr
### Eclipse ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/
### Mac OS ###
.DS_Store

8
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# 默认忽略的文件
/shelf/
/workspace.xml
# 基于编辑器的 HTTP 客户端请求
/httpRequests/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="DataSourceManagerImpl" format="xml" multifile-model="true">
<data-source source="LOCAL" name="whys" uuid="f20c1fd2-0003-46db-b2a0-3833884c9c44">
<driver-ref>mysql.8</driver-ref>
<synchronize>true</synchronize>
<jdbc-driver>com.mysql.cj.jdbc.Driver</jdbc-driver>
<jdbc-url>jdbc:mysql://114.115.137.102:3306</jdbc-url>
<jdbc-additional-properties>
<property name="com.intellij.clouds.kubernetes.db.host.port" />
<property name="com.intellij.clouds.kubernetes.db.enabled" value="false" />
<property name="com.intellij.clouds.kubernetes.db.container.port" />
</jdbc-additional-properties>
<working-dir>$ProjectFileDir$</working-dir>
</data-source>
<data-source source="LOCAL" name="ALMA" uuid="828b7b17-6754-4f9e-98a1-9f79aa309307">
<driver-ref>mysql.8</driver-ref>
<synchronize>true</synchronize>
<jdbc-driver>com.mysql.cj.jdbc.Driver</jdbc-driver>
<jdbc-url>jdbc:mysql://10.11.25.79:3306</jdbc-url>
<jdbc-additional-properties>
<property name="com.intellij.clouds.kubernetes.db.host.port" />
<property name="com.intellij.clouds.kubernetes.db.enabled" value="false" />
<property name="com.intellij.clouds.kubernetes.db.resource.type" value="Deployment" />
<property name="com.intellij.clouds.kubernetes.db.container.port" />
</jdbc-additional-properties>
<working-dir>$ProjectFileDir$</working-dir>
</data-source>
</component>
</project>

7
.idea/encodings.xml generated Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="Encoding">
<file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
</component>
</project>

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.idea/misc.xml generated Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ExternalStorageConfigurationManager" enabled="true" />
<component name="MavenProjectsManager">
<option name="originalFiles">
<list>
<option value="$PROJECT_DIR$/pom.xml" />
</list>
</option>
</component>
<component name="ProjectRootManager" version="2" project-jdk-name="graalvm-ce-17" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/out" />
</component>
</project>

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pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.1.3</version>
</parent>
<groupId>org.example</groupId>
<artifactId>big-event</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>big-event</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<!--web依赖-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--mybatis依赖-->
<!-- MyBatis Spring Boot Starter 依赖，用于集成 MyBatis 和 Spring Boot -->
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>com.mysql</groupId>
<artifactId>mysql-connector-j</artifactId>
</dependency>
<!--lombok依赖-->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-validation</artifactId>
</dependency>
<dependency>
<groupId>com.auth0</groupId>
<artifactId>java-jwt</artifactId>
<version>3.14.0</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
</dependencies>
</project>

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src/main/java/org/example/BigEventApplication.java Normal file
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package org.example;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
/**
* Hello world!
*
*/
@SpringBootApplication
public class BigEventApplication
{
public static void main( String[] args )
{
// SpringApplication.run(BigEventApplication.class,args);
SpringApplication.run(BigEventApplication.class,args);
}
}

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src/main/java/org/example/config/WebConfig.java Normal file
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package org.example.config;
import org.example.interceptors.LoginInterceptor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Configurable;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@Configuration
public class WebConfig implements WebMvcConfigurer {
@Autowired
private LoginInterceptor loginInterceptor;
@Override
public void addInterceptors(InterceptorRegistry registry) {
System.out.println("Registering LoginInterceptor...");
//login page and login api don't need to be intercepted
registry.addInterceptor(loginInterceptor)
.addPathPatterns("/**")
.excludePathPatterns("/user/login", "/user/register");
}
}

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src/main/java/org/example/controller/ArticleController.java Normal file
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package org.example.controller;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.example.pojo.Result;
import org.example.utils.JwtUtil;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.Map;
@RestController
@RequestMapping("/article")
public class ArticleController {
@GetMapping("/list")
public Result<String> list(/*@RequestHeader(name = "Authorization") String token, HttpServletResponse response*/) {
//验证token
// try {
// Map<String,Object> clains = JwtUtil.parseToken(token);
//
// }catch (Exception e) {
// response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
// return Result.error("login error");
// }
//
// }
return Result.success("all");
}
}

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src/main/java/org/example/controller/UserController.java Normal file
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package org.example.controller;
import jakarta.validation.constraints.Pattern;
import org.example.pojo.Result;
import org.example.pojo.User;
import org.example.service.UserService;
import org.example.utils.JwtUtil;
import org.example.utils.Md5Util;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import java.util.HashMap;
import java.util.Map;
@RestController
@RequestMapping("/user")
@Validated
public class UserController {
@Autowired
private UserService userService;
@PostMapping("/register")
public Result register(@Pattern(regexp = "^[a-zA-Z0-9_-]{6,16}$")String username, @Pattern(regexp = "^[a-zA-Z0-9_-]{6,16}$") String password) {
//查询用户
System.out.println("Register - Username: " + username);
User u = userService.findByUsername(username);
if (u != null)
return Result.error("用户名已存在");
//注册用户
userService.register(username, password);
return Result.success();
}
@PostMapping("/login")
public Result<String> login(@Pattern(regexp = "^[a-zA-Z0-9_-]{3,16}$") String username, @Pattern(regexp = "^[a-zA-Z0-9_-]{6,16}$") String password) {
//查询用户
User u = userService.findByUsername(username);
if (u == null)
return Result.error("用户名不存在");
//校验密码
if (!u.getPassword().equals(Md5Util.getMD5String(password)))
return Result.error("密码错误");
//登录成功
Map<String,Object> claims = new HashMap<>();
claims.put("id", u.getId());
claims.put("username", u.getUsername());
String token = JwtUtil.genToken(claims);
return Result.success(token);
}
@GetMapping("/info")
public Result<User> info(@RequestHeader(name = "Authorization") String token) {
Map<String, Object> map = JwtUtil.parseToken(token);
if (map == null)
return Result.error("token无效");
User u = userService.findByUsername(map.get("username").toString());
if (u == null)
return Result.error("用户不存在");
return Result.success(u);
}
}

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src/main/java/org/example/exception/GlobalExceptionHandler.java Normal file
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package org.example.exception;
import org.springframework.util.StringUtils;
import org.example.pojo.Result;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
@RestControllerAdvice
public class GlobalExceptionHandler {
@ExceptionHandler(Exception.class)
public Result handleException(Exception e) {
e.printStackTrace();
// 提取 e.getMessage() 的值到局部变量，减少重复调用
String errorMessage = e.getMessage();
// 检查 errorMessage 是否为空或长度为 0，提供默认值 "操作失败"
errorMessage = StringUtils.hasLength(errorMessage) ? errorMessage : "操作失败";
// 返回结果
return Result.error(errorMessage);
}
}

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src/main/java/org/example/interceptors/LoginInterceptor.java Normal file
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package org.example.interceptors;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.example.pojo.Result;
import org.example.utils.JwtUtil;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import java.util.Map;
@Component
public class LoginInterceptor implements HandlerInterceptor {
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
System.out.println("LoginInterceptor has been initialized.");
//令牌验证
String token = request.getHeader("Authorization");
//token 验证
try {
Map<String,Object> clains = JwtUtil.parseToken(token);
System.out.println("Interceptor");
return true;
}catch (Exception e)
{
response.setStatus(401);
System.out.println("Interceptor");
return false;
}
}
}

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src/main/java/org/example/mapper/UserMapper.java Normal file
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package org.example.mapper;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.example.pojo.User;
@Mapper
public interface UserMapper {
//search the username
@Select("select * from user where username = #{username}")
User findByUsername(String username);
@Insert("insert into user(username, password,create_time, update_time) values(#{username}, #{password},now(),now())")
void add(String username, String password);
}

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src/main/java/org/example/pojo/Article.java Normal file
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package org.example.pojo;
import lombok.Data;
import java.time.LocalDateTime;
@Data
public class Article {
private Integer id;//主键ID
private String title;//文章标题
private String content;//文章内容
private String coverImg;//封面图像
private String state;//发布状态 已发布|草稿
private Integer categoryId;//文章分类id
private Integer createUser;//创建人ID
private LocalDateTime createTime;//创建时间
private LocalDateTime updateTime;//更新时间
}

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src/main/java/org/example/pojo/Category.java Normal file
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package org.example.pojo;
import lombok.Data;
import java.time.LocalDateTime;
@Data
public class Category {
private Integer id;//主键ID
private String categoryName;//分类名称
private String categoryAlias;//分类别名
private Integer createUser;//创建人ID
private LocalDateTime createTime;//创建时间
private LocalDateTime updateTime;//更新时间
}

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src/main/java/org/example/pojo/Result.java Normal file
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package org.example.pojo;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
//统一响应结果
@NoArgsConstructor
@AllArgsConstructor
@Data
public class Result<T> {
private Integer code;//业务状态码 0-成功 1-失败
private String message;//提示信息
private T data;//响应数据
//快速返回操作成功响应结果(带响应数据)
public static <E> Result<E> success(E data) {
return new Result<>(0, "操作成功", data);
}
//快速返回操作成功响应结果
public static Result success() {
return new Result(0, "操作成功", null);
}
public static Result error(String message) {
return new Result(1, message, null);
}
}

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src/main/java/org/example/pojo/User.java Normal file
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package org.example.pojo;
import com.fasterxml.jackson.annotation.JsonIgnore;
import lombok.Data;
import java.time.LocalDateTime;
//lombok插件 在编译阶段 为实体类自动生成setter getter toString
//pom文件中引入依赖 在实体类上添加注解
@Data
public class User {
private Integer id;//主键ID
private String username;//用户名
@JsonIgnore
private String password;//密码
private String nickname;//昵称
private String email;//邮箱
private String userPic;//用户头像地址
private LocalDateTime createTime;//创建时间
private LocalDateTime updateTime;//更新时间
}

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src/main/java/org/example/service/UserService.java Normal file
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package org.example.service;
import org.example.pojo.User;
public interface UserService {
//根据用户名查询用户
User findByUsername(String username);
//注册
void register(String username, String password);
}

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src/main/java/org/example/service/impl/UserServiceImpl.java Normal file
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package org.example.service.impl;
import org.example.mapper.UserMapper;
import org.example.pojo.User;
import org.example.service.UserService;
import org.example.utils.Md5Util;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class UserServiceImpl implements UserService {
@Autowired
private UserMapper userMapper;
@Override
public User findByUsername(String username) {
System.out.println("findByUsername - username: " + username);
User user = userMapper.findByUsername(username);
return user;
}
@Override
public void register(String username, String password) {
//加密
String md5String = Md5Util.getMD5String(password);
//添加
userMapper.add(username,md5String);
}
}

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src/main/java/org/example/utils/JwtUtil.java Normal file
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package org.example.utils;
import com.auth0.jwt.JWT;
import com.auth0.jwt.algorithms.Algorithm;
import java.util.Date;
import java.util.Map;
public class JwtUtil {
private static final String KEY = "itheima";
//接收业务数据,生成token并返回
public static String genToken(Map<String, Object> claims) {
return JWT.create()
.withClaim("claims", claims)
.withExpiresAt(new Date(System.currentTimeMillis() + 1000 * 60 * 60 * 12))
.sign(Algorithm.HMAC256(KEY));
}
//接收token,验证token,并返回业务数据
public static Map<String, Object> parseToken(String token) {
return JWT.require(Algorithm.HMAC256(KEY))
.build()
.verify(token)
.getClaim("claims")
.asMap();
}
}

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src/main/java/org/example/utils/Md5Util.java Normal file
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package org.example.utils;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
public class Md5Util {
/**
* 默认的密码字符串组合，用来将字节转换成 16 进制表示的字符,apache校验下载的文件的正确性用的就是默认的这个组合
*/
protected static char hexDigits[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
protected static MessageDigest messagedigest = null;
static {
try {
messagedigest = MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException nsaex) {
System.err.println(Md5Util.class.getName() + "初始化失败，MessageDigest不支持MD5Util。");
nsaex.printStackTrace();
}
}
/**
* 生成字符串的md5校验值
*
* @param s
* @return
*/
public static String getMD5String(String s) {
return getMD5String(s.getBytes());
}
/**
* 判断字符串的md5校验码是否与一个已知的md5码相匹配
*
* @param password 要校验的字符串
* @param md5PwdStr 已知的md5校验码
* @return
*/
public static boolean checkPassword(String password, String md5PwdStr) {
String s = getMD5String(password);
return s.equals(md5PwdStr);
}
public static String getMD5String(byte[] bytes) {
messagedigest.update(bytes);
return bufferToHex(messagedigest.digest());
}
private static String bufferToHex(byte bytes[]) {
return bufferToHex(bytes, 0, bytes.length);
}
private static String bufferToHex(byte bytes[], int m, int n) {
StringBuffer stringbuffer = new StringBuffer(2 * n);
int k = m + n;
for (int l = m; l < k; l++) {
appendHexPair(bytes[l], stringbuffer);
}
return stringbuffer.toString();
}
private static void appendHexPair(byte bt, StringBuffer stringbuffer) {
char c0 = hexDigits[(bt & 0xf0) >> 4];// 取字节中高 4 位的数字转换, >>>
// 为逻辑右移，将符号位一起右移,此处未发现两种符号有何不同
char c1 = hexDigits[bt & 0xf];// 取字节中低 4 位的数字转换
stringbuffer.append(c0);
stringbuffer.append(c1);
}
}

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src/main/resources/application.yml Normal file
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spring:
datasource:
driver-class-name: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://114.115.137.102:3306/big_event?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=UTC
username: root
password: 123456
mybatis:
configuration:
map-underscore-to-camel-case: true

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src/test/java/org/example/AppTest.java Normal file
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package org.example;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
/**
* Unit test for simple App.
*/
public class AppTest
extends TestCase
{
/**
* Create the test case
*
* @param testName name of the test case
*/
public AppTest( String testName )
{
super( testName );
}
/**
* @return the suite of tests being tested
*/
public static Test suite()
{
return new TestSuite( AppTest.class );
}
/**
* Rigourous Test :-)
*/
public void testApp()
{
assertTrue( true );
}
}