登录模块实现

mailbox-outer-admin/src/main/java/com/biutag/outeradmin/config/LoginConfig.java

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+package com.biutag.outeradmin.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class LoginConfig implements WebMvcConfigurer {
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        InterceptorRegistration interceptorRegistration = registry.addInterceptor(new UserLoginInterceptor());
+        interceptorRegistration.addPathPatterns("/**");
+        interceptorRegistration.excludePathPatterns(
+                "/login",
+                "/captcha"
+        );
+    }
+}

mailbox-outer-admin/src/main/java/com/biutag/outeradmin/config/UserLoginInterceptor.java

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+package com.biutag.outeradmin.config;
+
+import com.biutag.outeradmin.entity.User;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpSession;
+import org.springframework.web.servlet.HandlerInterceptor;
+
+
+public class UserLoginInterceptor implements HandlerInterceptor {
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+        HttpSession session = request.getSession();
+        User user = (User) session.getAttribute("user");
+        if (user != null)
+            return true;
+//        response.sendRedirect(request.getContextPath() + "/login");
+
+        return false;
+    }
+}

mailbox-outer-admin/src/main/java/com/biutag/outeradmin/controller/LoginController.java

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+package com.biutag.outeradmin.controller;
+
+import com.alibaba.fastjson2.JSON;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.biutag.enums.ErrorEnum;
+import com.biutag.outeradmin.dto.LoginFormData;
+import com.biutag.outeradmin.entity.User;
+import com.biutag.outeradmin.mapper.UserMapper;
+import com.biutag.outeradmin.service.UserService;
+import jakarta.servlet.http.HttpServletRequest;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RequiredArgsConstructor
+@RestController
+public class LoginController {
+    private final UserService userService;
+    private final UserMapper userMapper;
+
+    private static String randomCaptcha = "";
+
+
+    @RequestMapping("/login")
+    public int login(@RequestBody String formData, HttpServletRequest request) {
+        LoginFormData data = JSON.parseObject(formData, LoginFormData.class);
+        System.out.println(data.toString());
+        System.out.println(randomCaptcha);
+        if (!data.getCaptcha().equals(randomCaptcha)) {
+            return ErrorEnum.CAPTCHA_ERROR.getCode();
+        } else {
+            QueryWrapper<User> queryWrapper = new QueryWrapper<>();
+            queryWrapper.eq("phone", data.getAccount());
+            User user = userService.getOne(queryWrapper, false);
+            if (user == null) {
+                return ErrorEnum.LOGIN_ACCOUNT_ERROR.getCode();
+            } else {
+                return ErrorEnum.SUCCESS.getCode();
+            }
+        }
+    }
+
+    @RequestMapping("/captcha")
+    public String captcha(@RequestBody String formData) {
+        LoginFormData data = JSON.parseObject(formData, LoginFormData.class);
+        QueryWrapper<User> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("phone", data.getAccount());
+        User user = userService.getOne(queryWrapper, false);
+        if (user == null) {
+            return Integer.toString(ErrorEnum.LOGIN_ACCOUNT_ERROR.getCode());
+        } else {
+            randomCaptcha = Integer.toString((int) ((Math.random() * 9 + 1) * 100000));
+            System.out.println(randomCaptcha);
+            return randomCaptcha;
+        }
+
+    }
+}

mailbox-outer-admin/src/main/java/com/biutag/outeradmin/dto/LoginFormData.java

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+package com.biutag.outeradmin.dto;
+
+import lombok.Data;
+
+@Data
+public class LoginFormData {
+    private String account;
+    private String captcha;
+}