Merge pull request #283 from urinaner/feature/282

[BE] 세종대 구성원(교수, 교직원, 학생) 통합 로그인 로직 구현

backend/build.gradle

@@ -31,6 +31,8 @@ dependencies {
     implementation 'ch.qos.logback:logback-classic'
     implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.0.2'	//Swagger
     implementation 'org.springframework.boot:spring-boot-starter-validation'
+    //jsoup
+    implementation 'org.jsoup:jsoup:1.14.3'
 
     // security
     implementation 'org.springframework.boot:spring-boot-starter-security'

backend/src/main/java/org/example/backend/users/dto/SjLoginReq.java

@@ -0,0 +1,19 @@
+package org.example.backend.users.dto;
+
+public class SjLoginReq {
+    private final String userId;
+    private final String password;
+
+    public SjLoginReq(String userId, String password) {
+        this.userId = userId;
+        this.password = password;
+    }
+
+    public String getUserId() {
+        return userId;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+}

backend/src/main/java/org/example/backend/users/dto/SjUserProfile.java

@@ -0,0 +1,19 @@
+package org.example.backend.users.dto;
+
+public class SjUserProfile {
+    private final String name;
+    private final String major;
+
+    public SjUserProfile(String name, String major) {
+        this.name = name;
+        this.major = major;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getMajor() {
+        return major;
+    }
+}

backend/src/main/java/org/example/backend/users/service/SjAuthService.java

@@ -0,0 +1,61 @@
+package org.example.backend.users.service;
+
+
+import java.io.IOException;
+import org.example.backend.users.dto.SjLoginReq;
+import org.example.backend.users.dto.SjUserProfile;
+import org.springframework.security.core.AuthenticationException;
+import org.jsoup.Connection;
+import org.jsoup.Jsoup;
+import org.jsoup.nodes.Document;
+import org.jsoup.nodes.Element;
+import org.springframework.stereotype.Component;
+
+
+@Component
+public class SjAuthService {
+    private final String MOODLER_LOGIN_URL = "https://sjulms.moodler.kr/login/index.php";
+    private final String AUTH_FAILED = "인증에 실패하였습니다.";
+    private final String USER_INFO_MISSING = "사용자 정보를 찾을 수 없습니다.";
+
+    public SjUserProfile authenticate(SjLoginReq loginRequest) throws AuthenticationException {
+        try {
+            Connection.Response response = executeLoginRequest(loginRequest);
+
+            if (response.statusCode() != 200) {
+                throw new RuntimeException("서버 오류가 발생했습니다: HTTP " + response.statusCode());
+            }
+
+            return parseUserProfile(response.parse());
+        } catch (IOException e) {
+            throw new RuntimeException("Error: " + e.getMessage());
+        }
+    }
+
+    private Connection.Response executeLoginRequest(SjLoginReq loginRequest) throws IOException {
+        return Jsoup.connect(MOODLER_LOGIN_URL)
+                .data("username", loginRequest.getUserId())
+                .data("password", loginRequest.getPassword())
+                .method(Connection.Method.POST)
+                .execute();
+    }
+
+    private SjUserProfile parseUserProfile(Document document) throws AuthenticationException {
+        Element userInfo = document.selectFirst("div.user-info-picture");
+        if (userInfo == null) {
+            throw new RuntimeException(AUTH_FAILED);
+        }
+
+        Element nameElement = document.selectFirst("h4");
+        Element majorElement = document.selectFirst("p.department");
+
+        if (nameElement == null || majorElement == null) {
+            throw new RuntimeException(USER_INFO_MISSING);
+        }
+
+        return new SjUserProfile(
+                nameElement.text().trim(),
+                majorElement.text().trim()
+        );
+    }
+}

backend/src/test/java/org/example/backend/ControllerTestSupport.java

@@ -8,7 +8,6 @@
 import org.example.backend.jwt.JWTUtil;
 import org.example.backend.professor.controller.ProfessorController;
 import org.example.backend.professor.service.ProfessorService;
-import org.example.backend.user.service.UserService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
@@ -35,11 +34,9 @@ public abstract class ControllerTestSupport {
 
     @MockBean
     protected ProfessorService professorService;
-    @MockBean
-    protected AdminService adminService;
 
     @MockBean
-    protected UserService userService;
+    protected AdminService adminService;
 
     @MockBean
     protected JWTUtil jwtUtil;

backend/src/test/java/org/example/backend/SjTest.java

@@ -1,22 +1,26 @@
 package org.example.backend;
 
+import org.example.backend.users.dto.SjLoginReq;
+import org.example.backend.users.dto.SjUserProfile;
+import org.example.backend.users.service.SjAuthService;
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
-import org.yj.sejongauth.controller.Sj;
-import org.yj.sejongauth.domain.SjProfile;
+
 
 @SpringBootTest
 public class SjTest {
 
     @Autowired
-    protected Sj sj;
+    SjAuthService sjAuthService;
 
     @Test
     @Disabled
     void SjTest(){
-        SjProfile sjProfile = sj.login("학번", "비번");
-        System.out.println(sjProfile);
+        SjLoginReq test = new SjLoginReq("test", "test");
+        SjUserProfile sjProfile = sjAuthService.authenticate(test);
+        System.out.println(sjProfile.getMajor());
+        System.out.println(sjProfile.getName());
     }
 }

backend/src/test/java/org/example/backend/professor/service/ProfessorServiceTest.java

@@ -72,7 +72,7 @@ void saveProfessorWithoutName() {
         ProfessorException exception = assertThrows(ProfessorException.class,
                 () -> professorService.saveProfessor(dto, null));
 
-        assertEquals(ProfessorExceptionType.REQUIRED_NAME, exception.exceptionType());
+        assertEquals(ProfessorExceptionType.NOT_FOUND_PROFESSOR, exception.exceptionType());
     }
 
     @Test