Api to get user from token

src/main/java/net/gepafin/tendermanagement/config/jwt/TokenProvider.java

@@ -6,12 +6,18 @@ import io.jsonwebtoken.SignatureAlgorithm;
 import io.jsonwebtoken.security.Keys;
 import jakarta.annotation.PostConstruct;
 import jakarta.servlet.http.HttpServletRequest;
+import net.gepafin.tendermanagement.config.Translator;
+import net.gepafin.tendermanagement.constants.GepafinConstant;
 import net.gepafin.tendermanagement.entities.UserEntity;
+import net.gepafin.tendermanagement.repositories.UserRepository;
 import net.gepafin.tendermanagement.util.Utils;
+import net.gepafin.tendermanagement.web.rest.api.errors.Status;
+import net.gepafin.tendermanagement.web.rest.api.errors.UnauthorizedAccessException;
 import org.apache.commons.lang3.ArrayUtils;
 import org.apache.commons.lang3.time.DateUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.Authentication;
@@ -40,16 +46,36 @@ public class TokenProvider {
 
     @Value("${security.authentication.jwt.token-validity-in-seconds}")
     private long tokenValidityInSeconds;
+    @Autowired
+    private UserRepository userRepository;
 
     private SecretKey key;
 
     private static final String AUTHORITIES_KEY = "auth";
     private static final String MERCHANTID="merchantId";
 
-    public static final String INVALID_USER = "invalid_user";
     static final  String AUTH_SECRET = "X-Api-Secret";
     private final Set<String> invalidatedTokens = new HashSet<>();
+    private static final String USER_ID = "userId";
 
+        public UserEntity validateUser(Map<String, Object> userInfo) {
+        if (userInfo == null || userInfo.get(USER_ID) == null) {
+            throw new UnauthorizedAccessException(Status.UNAUTHORIZED, Translator.toLocale(GepafinConstant.INVALID_USER));
+        }
+
+        Long userId = Long.valueOf(userInfo.get(USER_ID).toString());
+        UserEntity userEntity = userRepository.findById(userId).orElse(null);
+
+        if (userEntity == null) {
+            throw new UnauthorizedAccessException(Status.UNAUTHORIZED, Translator.toLocale(GepafinConstant.INVALID_USER));
+        }
+
+        if (!userEntity.getStatus().equals("ACTIVE")) {
+            throw new UnauthorizedAccessException(Status.UNAUTHORIZED, Translator.toLocale(GepafinConstant.INVALID_USER));
+        }
+
+        return userEntity;
+    }
     @PostConstruct
     public void init() {
         this.key = Keys.hmacShaKeyFor(secretKey.getBytes(StandardCharsets.UTF_8));

src/main/java/net/gepafin/tendermanagement/constants/GepafinConstant.java

@@ -83,5 +83,6 @@ public class GepafinConstant {
     public static final String INVALID_STATUS_CHANGE_FROM_DRAFT = "invalid.status.change.from.draft";
     public static final String STATUS_CANNOT_BE_CHANGED = "status.cannot.be.changed";
 	public static final String PUBLISHED_CALL_NOT_UPDATE = "published.call.not.update";
+    public static final String INVALID_USER = "invalid_user";
 
 }

src/main/java/net/gepafin/tendermanagement/service/UserService.java

@@ -33,4 +33,6 @@ public interface UserService {
     void logoutUser(HttpServletRequest request, HttpServletResponse response);
     
     UserResponseBean updateUserStatus(Long userId, UserStatusEnum statusReq);
+
+    UserResponseBean getValidUser(HttpServletRequest request);
 }

src/main/java/net/gepafin/tendermanagement/service/impl/UserServiceImpl.java

@@ -2,6 +2,7 @@ package net.gepafin.tendermanagement.service.impl;
 
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
+import net.gepafin.tendermanagement.config.jwt.TokenProvider;
 import net.gepafin.tendermanagement.dao.UserDao;
 import net.gepafin.tendermanagement.entities.UserEntity;
 import net.gepafin.tendermanagement.model.request.LoginReq;
@@ -16,12 +17,16 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.Map;
+
 
 @Service
 public class UserServiceImpl implements UserService {
 
     @Autowired
     private UserDao userDao;
+    @Autowired
+    private TokenProvider tokenProvider;
 
     @Transactional(rollbackFor = Exception.class)
     public UserResponseBean createUser(UserReq userReq) {
@@ -81,4 +86,11 @@ public class UserServiceImpl implements UserService {
         return userDao.updateUserStatus(userId, statusReq);
 
     }
+    @Override
+    @Transactional(readOnly = true)
+    public UserResponseBean getValidUser(HttpServletRequest request) {
+        Map<String, Object> userInfo= tokenProvider.getUserInfoAndUserIdFromToken(request);
+        UserEntity user=tokenProvider.validateUser(userInfo);
+        return userDao.getUserById(user.getId());
+    }
 }

src/main/java/net/gepafin/tendermanagement/web/rest/api/UserApi.java

@@ -11,6 +11,7 @@ import jakarta.validation.Valid;
 import net.gepafin.tendermanagement.entities.UserEntity;
 import net.gepafin.tendermanagement.enums.UserStatusEnum;
 import net.gepafin.tendermanagement.model.request.*;
+import net.gepafin.tendermanagement.model.response.RoleResponseBean;
 import net.gepafin.tendermanagement.model.response.UserResponseBean;
 import net.gepafin.tendermanagement.model.util.JWTToken;
 import net.gepafin.tendermanagement.model.util.Response;
@@ -22,6 +23,8 @@ import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.List;
+
 @Validated
 public interface UserApi {
 
@@ -174,7 +177,18 @@ public interface UserApi {
             @Parameter(description = "status", required = true)@RequestParam(value = "status", required = true) UserStatusEnum status) {
         return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
     }
-
+    @Operation(summary = "Api to get valid user from token",
+            responses = {
+                    @ApiResponse(responseCode = "200", description = "OK"),
+                    @ApiResponse(responseCode = "404", description = "Not Found", content = @Content(mediaType = MediaType.APPLICATION_JSON_VALUE, examples = {
+                            @ExampleObject(value = ErrorConstants.NOTFOUND_ERROR_EXAMPLE) })),
+                    @ApiResponse(responseCode = "401", description = "Unauthorized", content = @Content(mediaType = MediaType.APPLICATION_JSON_VALUE, examples = {
+                            @ExampleObject(value = ErrorConstants.UNAUTHORIZED_ERROR_EXAMPLE) })),
+                    @ApiResponse(responseCode = "400", description = "Bad Request", content = @Content(mediaType = MediaType.APPLICATION_JSON_VALUE, examples = {
+                            @ExampleObject(value = ErrorConstants.BADREQUEST_ERROR_EXAMPLE) })) })
+    @GetMapping(value = "/me",
+            produces = { "application/json" })
+    ResponseEntity<Response<UserResponseBean>> getValidUser(HttpServletRequest request);
 
 }
 

src/main/java/net/gepafin/tendermanagement/web/rest/api/impl/UserApiController.java

@@ -9,6 +9,7 @@ import net.gepafin.tendermanagement.constants.GepafinConstant;
 import net.gepafin.tendermanagement.entities.UserEntity;
 import net.gepafin.tendermanagement.enums.UserStatusEnum;
 import net.gepafin.tendermanagement.model.request.*;
+import net.gepafin.tendermanagement.model.response.RoleResponseBean;
 import net.gepafin.tendermanagement.model.response.UserResponseBean;
 import net.gepafin.tendermanagement.model.util.JWTToken;
 import net.gepafin.tendermanagement.model.util.Response;
@@ -23,6 +24,8 @@ import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.List;
+
 @RestController
 @RequestMapping("${openapi.gepafin.base-path:/v1/user}")
 @Validated
@@ -118,5 +121,12 @@ public class UserApiController implements UserApi {
         UserResponseBean updatedUser = userService.updateUserStatus(userId, status);
         return ResponseEntity.ok(new Response<>(updatedUser,  Status.SUCCESS, Translator.toLocale(GepafinConstant.UPDATE_USER_STATUS_SUCCESS_MSG)));
     }
+    @Override
+    public ResponseEntity<Response<UserResponseBean>> getValidUser(HttpServletRequest request) {
+        log.info("Get Valid User Detail");
+        UserResponseBean user = userService.getValidUser(request);
+        return ResponseEntity.status(HttpStatus.OK)
+                .body(new Response<>(user, Status.SUCCESS, Translator.toLocale(GepafinConstant.GET_USER_SUCCESS_MSG)));
 
     }
+}

src/main/resources/message_en.properties

@@ -62,6 +62,7 @@ published.call.not.update=Published call cannot be updated.
 login.successfully=Login successfully.
 pass.min.len.msg=Password must be at least 8 characters long.
 email.already.exists=A user with this email already exists.
+invalid_user=User validation failed. Check user info, account status, and token expiration.
 
 #Global messages
 common_message=Something went wrong..Please try again..

src/main/resources/message_it.properties

@@ -61,6 +61,7 @@ published.call.not.update=Il bando pubblicato non pu
 login.successfully=Accesso effettuato con successo.
 pass.min.len.msg=La password deve essere lunga almeno 8 caratteri.
 email.already.exists=Esiste gi� un utente con questa email.
+invalid_user=Validazione utente fallita. Controlla le informazioni, lo stato dell'account e la scadenza del token.
 
 #Global messages
 common_message=qualcosa é andato storto. Per favore riprova