build.gradle

@@ -31,6 +31,8 @@ dependencies {
 	implementation 'org.mariadb.jdbc:mariadb-java-client:2.1.2'
 	//
 	implementation 'org.springframework.boot:spring-boot-starter-validation'
+	implementation 'javax.persistence:javax.persistence-api:2.2'
+	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	compileOnly 'org.projectlombok:lombok'
 	developmentOnly 'org.springframework.boot:spring-boot-devtools'
 	annotationProcessor 'org.projectlombok:lombok'

src/main/java/uk/ac/cf/spring/demo/Usercenter/User/UserRepository.java

+package uk.ac.cf.spring.demo.Usercenter.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+
+public interface UserRepository extends JpaRepository<user, Long> {
+    @Override
+    List<user> findAll();
+}

src/main/java/uk/ac/cf/spring/demo/Usercenter/User/user.java

+package uk.ac.cf.spring.demo.Usercenter.User;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Column;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Table;
+
+public class user {
+
+    // 主键ID，自动生成
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    // 用户的名字
+    @Column(name = "firstname", nullable = false)
+    private String firstName;
+
+    // 用户的姓氏
+    @Column(name = "lastname", nullable = false)
+    private String lastName;
+
+    // 用户的邮箱，唯一，不能为空
+    @Column(name = "email", nullable = false, unique = true)
+    private String email;
+
+    // 用户的密码，不能为空
+    @Column(name = "password", nullable = false)
+    private String password;
+    @jakarta.persistence.Column(nullable = false)
+    private String role = "USER"; // 默认设置为USER角色
+
+    // Getter 和 Setter 方法
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+}

src/main/java/uk/ac/cf/spring/demo/sports/controller/UserController.java

+package uk.ac.cf.spring.demo.sports.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import uk.ac.cf.spring.demo.sports.user.User;
+import uk.ac.cf.spring.demo.sports.user.UserDetail;
+import uk.ac.cf.spring.demo.sports.user.UserDetailRepository;
+import uk.ac.cf.spring.demo.sports.user.UserRepository;
+
+@Controller
+public class UserController {
+
+    @Autowired
+    private UserRepository userRepository;
+
+    @Autowired
+    private UserDetailRepository userDetailRepository;
+
+    // 显示注册表单
+    @GetMapping("/register")
+    public String showRegistrationForm(Model model) {
+        model.addAttribute("user", new User());
+        model.addAttribute("userDetail", new UserDetail());
+        return "register";
+    }
+
+    // 处理注册请求
+    @PostMapping("/register")
+    public String registerUser(@ModelAttribute User user, @ModelAttribute UserDetail userDetail, Model model) {
+        // 检查用户名是否已存在
+        if (userRepository.findByUsername(user.getUsername()) != null) {
+            model.addAttribute("error", "Username already exists");
+            return "register";
+        }
+
+        // 保存用户信息到User表
+        User savedUser = userRepository.save(user);
+
+        // 设置user_id为外键，保存UserDetail信息到user_details表
+        userDetail.setUser(savedUser);
+        userDetailRepository.save(userDetail);
+
+        return "redirect:/success";  // 注册成功后重定向到成功页面
+    }
+
+    // 注册成功页面
+    @GetMapping("/success")
+    public String registrationSuccess() {
+        return "success";  // 显示注册成功页面
+    }
+}

src/main/java/uk/ac/cf/spring/demo/sports/user/User.java

+package uk.ac.cf.spring.demo.sports.user;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import jakarta.persistence.*;
+
+//@Entity
+//public class User {
+//
+//    @Id
+//    @GeneratedValue(strategy = GenerationType.IDENTITY)
+//    private Long id;  // 自动递增ID
+//
+//    private String username;
+//    private String forename;
+//    private String surname;
+//    private String email;
+//    private String password;
+//    private String role = "USER";  // 默认角色为 USER
+//
+//    // Getters 和 Setters
+//
+//}
+
+@Entity
+@Table(name = "users") // 对应数据库中的用户表
+public class User {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(nullable = false, unique = true) // 确保用户名唯一
+    private String username;
+
+    @Column(nullable = false)
+    private String password;
+
+    @Column(nullable = false)
+    private String role = "USER"; // 默认设置为USER角色
+
+    @OneToOne(mappedBy = "user", cascade = CascadeType.ALL)
+    private UserDetail userDetail;
+
+    // Getters and Setters
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    public String getRole() {
+        return role;
+    }
+
+    public void setRole(String role) {
+        this.role = role;
+    }
+
+    public UserDetail getUserDetail() {
+        return userDetail;
+    }
+
+    public void setUserDetail(UserDetail userDetail) {
+        this.userDetail = userDetail;
+        userDetail.setUser(this); // 双向关系同步
+    }
+}
+
+

src/main/java/uk/ac/cf/spring/demo/sports/user/UserDetail.java

+package uk.ac.cf.spring.demo.sports.user;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.ManyToOne;
+import jakarta.persistence.*;
+
+//@Entity
+//public class UserDetail {
+//
+//    @Id
+//    @GeneratedValue(strategy = GenerationType.IDENTITY)
+//    private Long id;  // 详情ID
+//
+//    @ManyToOne
+//    private User user;  // 外键，关联User表
+//
+//    private String forename;
+//    private String surname;
+//    private String email;
+//
+//    // Getters 和 Setters
+//}
+
+@Entity
+@Table(name = "user_details") // 对应数据库中的用户详细信息表
+public class UserDetail {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    private String forename;
+    private String surname;
+    private String email;
+
+    @OneToOne
+    @JoinColumn(name = "user_id", referencedColumnName = "id")
+    private User user;
+
+    // Getters and Setters
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getForename() {
+        return forename;
+    }
+
+    public void setForename(String forename) {
+        this.forename = forename;
+    }
+
+    public String getSurname() {
+        return surname;
+    }
+
+    public void setSurname(String surname) {
+        this.surname = surname;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public User getUser() {
+        return user;
+    }
+
+    public void setUser(User user) {
+        this.user = user;
+    }
+}
+
+

src/main/java/uk/ac/cf/spring/demo/sports/user/UserDetailRepository.java

+package uk.ac.cf.spring.demo.sports.user;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface UserDetailRepository extends JpaRepository<UserDetail, Long> {
+}

src/main/java/uk/ac/cf/spring/demo/sports/user/UserRepository.java

+package uk.ac.cf.spring.demo.sports.user;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface UserRepository extends JpaRepository<User, Long> {
+    User findByUsername(String username);
+}
+

src/main/resources/PHP/login.php

+<?php
+// 连接数据库
+$servername = "localhost";
+$username = "your_username";
+$password = "your_password";
+$dbname = "your_database";
+
+$conn = new mysqli($servername, $username, $password, $dbname);
+
+if ($conn->connect_error) {
+    die("Connection failed: " . $conn->connect_error);
+}
+
+// 处理用户登录
+if ($_SERVER["REQUEST_METHOD"] == "POST") {
+    $username = $_POST['username'];
+    $password = $_POST['password'];
+
+    // 查询数据库中是否存在匹配的用户名和密码
+    $sql = "SELECT * FROM users WHERE username='$username' AND password='$password'";
+    $result = $conn->query($sql);
+
+    if ($result->num_rows > 0) {
+        echo "Login successful!";
+    } else {
+        echo "Login failed. Invalid username or password.";
+    }
+}
+
+$conn->close();
+?>
\ No newline at end of file

src/main/resources/application-zyb.properties

+spring.datasource.url=jdbc:mariadb://localhost:3307/sys
+spring.datasource.username=mariadb.sys
+spring.datasource.password=19990726
+spring.datasource.driver-class-name=org.mariadb.jdbc.Driver
+spring.jpa.hibernate.ddl-auto=update
+spring.jpa.show-sql=true
+spring.jpa.properties.hibernate.format_sql=true
\ No newline at end of file

src/main/resources/application.properties

@@ -2,3 +2,4 @@ spring.application.name=demo
 spring.datasource.url=jdbc:mariadb://localhost:3306/sports
 spring.datasource.username=root
 spring.datasource.password=comsc
+spring.profiles.active=zyb
\ No newline at end of file