feat kookmin-sw#2 - 카카오로 응답 받은 사용자 정보 데이터, 게시판 권한 틀 구성

카카오로부터 응답 받은 파라미터를 KakaoOAuth2Repsonse 객체에 저장
스프링 시큐리티와 OAuth2.0에서 필요한 Principal 작성

추후에 커스터마이즈 필요

Author: leejh7

src/main/java/org/capstone/maru/config/SecurityConfig.java

@@ -0,0 +1,2 @@
+package org.capstone.maru.config;public class SecurityConfig {
+}

src/main/java/org/capstone/maru/controller/MainController.java

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+package org.capstone.maru.controller;public class MainController {
+}

src/main/java/org/capstone/maru/dto/security/KakaoOAuth2Response.java

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+package org.capstone.maru.dto.security;
+
+import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.format.DateTimeFormatter;
+import java.util.Map;
+
+/**
+ * https://developers.kakao.com/docs/latest/ko/kakaologin/rest-api#req-user-info 카카오로부터 사용자 정보를 불러올
+ * 때 카카오에서 응답 메시지 형식을 맞춘 것이다. 자세한 내용은 위 링크를 참조
+ */
+@SuppressWarnings("unchecked")
+public record KakaoOAuth2Response(
+    Long id,
+    LocalDateTime connectedAt,
+    Map<String, Object> properties,
+    KakaoAccount kakaoAccount
+) {
+
+    public record KakaoAccount(
+        Boolean profileNicknameNeedsAgreement,
+        Profile profile,
+        Boolean hasEmail,
+        Boolean emailNeedsAgreement,
+        Boolean isEmailValid,
+        Boolean isEmailVerified,
+        String email
+    ) {
+
+        public record Profile(String nickname) {
+
+            public static Profile from(Map<String, Object> attributes) {
+                return new Profile(String.valueOf(attributes.get("nickname")));
+            }
+        }
+
+        public static KakaoAccount from(Map<String, Object> attributes) {
+            return new KakaoAccount(
+                Boolean.valueOf(String.valueOf(attributes.get("profile_nickname_needs_agreement"))),
+                Profile.from((Map<String, Object>) attributes.get("profile")),
+                Boolean.valueOf(String.valueOf(attributes.get("has_email"))),
+                Boolean.valueOf(String.valueOf(attributes.get("email_needs_agreement"))),
+                Boolean.valueOf(String.valueOf(attributes.get("is_email_valid"))),
+                Boolean.valueOf(String.valueOf(attributes.get("is_email_verified"))),
+                String.valueOf(attributes.get("email"))
+            );
+        }
+
+        public String nickname() {
+            return this.profile().nickname();
+        }
+    }
+
+    public static KakaoOAuth2Response from(Map<String, Object> attributes) {
+        return new KakaoOAuth2Response(
+            Long.valueOf(String.valueOf(attributes.get("id"))),
+            LocalDateTime.parse(
+                String.valueOf(attributes.get("connected_at")),
+                DateTimeFormatter.ISO_INSTANT.withZone(ZoneId.systemDefault())
+            ),
+            (Map<String, Object>) attributes.get("properties"),
+            KakaoAccount.from((Map<String, Object>) attributes.get("kakao_account"))
+        );
+    }
+
+    public String email() {
+        return this.kakaoAccount().email();
+    }
+
+    public String nickname() {
+        return this.kakaoAccount().nickname();
+    }
+}

src/main/java/org/capstone/maru/dto/security/SharedPostPrincipal.java

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+package org.capstone.maru.dto.security;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+import lombok.Getter;
+import org.capstone.maru.dto.MemberAccountDto;
+import org.springframework.security.core.GrantedAuthority;
+import org.springframework.security.core.authority.SimpleGrantedAuthority;
+import org.springframework.security.core.userdetails.UserDetails;
+import org.springframework.security.oauth2.core.user.OAuth2User;
+
+public record SharedPostPrincipal(
+    String memberId,
+    String email,
+    String nickname,
+    Collection<? extends GrantedAuthority> authorities,
+    Map<String, Object> oAuth2Attributes
+) implements UserDetails, OAuth2User {
+
+    public static SharedPostPrincipal of(
+        String memberId,
+        String email,
+        String nickname
+    ) {
+        return of(memberId, email, nickname, Map.of());
+    }
+
+    public static SharedPostPrincipal of(
+        String memberId,
+        String email,
+        String nickname,
+        Map<String, Object> oAuth2Attributes
+    ) {
+        Set<RoleType> roleTypes = Set.of(RoleType.MEMBER);
+
+        return new SharedPostPrincipal(
+            memberId,
+            email,
+            nickname,
+            roleTypes
+                .stream()
+                .map(RoleType::getName)
+                .map(SimpleGrantedAuthority::new)
+                .collect(Collectors.toUnmodifiableSet()),
+            oAuth2Attributes
+        );
+    }
+
+    public static SharedPostPrincipal from(MemberAccountDto dto) {
+        return SharedPostPrincipal.of(
+            dto.memberId(),
+            dto.email(),
+            dto.nickname()
+        );
+    }
+
+    public MemberAccountDto toDto() {
+        return MemberAccountDto.of(
+            memberId,
+            email,
+            nickname
+        );
+    }
+
+    // -- OAuth2User -- //
+    @Override
+    public String getName() {
+        return memberId;
+    }
+
+    @Override
+    public Map<String, Object> getAttributes() {
+        return oAuth2Attributes;
+    }
+
+    // -- UserDetails -- //
+    @Override
+    public String getUsername() {
+        return memberId;
+    }
+
+    @Override
+    public String getPassword() {
+        return null;
+    }
+
+    @Override
+    public Collection<? extends GrantedAuthority> getAuthorities() {
+        return authorities;
+    }
+
+    @Override
+    public boolean isAccountNonExpired() {
+        return true;
+    }
+
+    @Override
+    public boolean isAccountNonLocked() {
+        return true;
+    }
+
+    @Override
+    public boolean isCredentialsNonExpired() {
+        return true;
+    }
+
+    @Override
+    public boolean isEnabled() {
+        return true;
+    }
+
+    public enum RoleType {
+        MEMBER("ROLE_MEMBER");
+
+        @Getter
+        private final String name;
+
+        RoleType(String name) {
+            this.name = name;
+        }
+    }
+}