| 1 | package edu.ucsb.cs156.dining.interceptors; | |
| 2 | ||
| 3 | import jakarta.servlet.http.HttpServletRequest; | |
| 4 | import jakarta.servlet.http.HttpServletResponse; | |
| 5 | ||
| 6 | import org.springframework.beans.factory.annotation.Autowired; | |
| 7 | import org.springframework.stereotype.Component; | |
| 8 | import org.springframework.web.servlet.HandlerInterceptor; | |
| 9 | ||
| 10 | import edu.ucsb.cs156.dining.repositories.UserRepository; | |
| 11 | import lombok.extern.slf4j.Slf4j; | |
| 12 | ||
| 13 | import org.springframework.security.core.authority.SimpleGrantedAuthority; | |
| 14 | import org.springframework.security.core.Authentication; | |
| 15 | import org.springframework.security.core.GrantedAuthority; | |
| 16 | import org.springframework.security.core.context.SecurityContextHolder; | |
| 17 | import org.springframework.security.oauth2.client.authentication.OAuth2AuthenticationToken; | |
| 18 | import org.springframework.security.oauth2.core.user.OAuth2User; | |
| 19 | ||
| 20 | import java.util.Optional; | |
| 21 | import java.util.Set; | |
| 22 | import java.util.Collection; | |
| 23 | import java.util.stream.Collectors; | |
| 24 | import edu.ucsb.cs156.dining.entities.User; | |
| 25 | ||
| 26 | @Slf4j | |
| 27 | @Component | |
| 28 | public class RoleInterceptor implements HandlerInterceptor { | |
| 29 | ||
| 30 |     @Autowired | |
| 31 |     UserRepository userRepository; | |
| 32 | ||
| 33 |     @Override | |
| 34 |     public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) { | |
| 35 |         Authentication authentication = SecurityContextHolder.getContext().getAuthentication(); | |
| 36 | ||
| 37 | 
1
1. preHandle : negated conditional → KILLED | 
        if (authentication.getClass() == OAuth2AuthenticationToken.class) { | 
| 38 |             OAuth2User principal = ((OAuth2AuthenticationToken) authentication).getPrincipal(); | |
| 39 |             String email = principal.getAttribute("email"); | |
| 40 |             Optional<User> optionalUser = userRepository.findByEmail(email); | |
| 41 | 
1
1. preHandle : negated conditional → KILLED | 
            if (optionalUser.isPresent()) { | 
| 42 |                 User user = optionalUser.get(); | |
| 43 |                 Collection<? extends GrantedAuthority> authorities = authentication.getAuthorities(); | |
| 44 |                 Set<GrantedAuthority> revisedAuthorities = authorities.stream().filter( | |
| 45 | 
2
1. lambda$preHandle$0 : replaced boolean return with true for edu/ucsb/cs156/dining/interceptors/RoleInterceptor::lambda$preHandle$0 → KILLED 2. lambda$preHandle$0 : negated conditional → KILLED  | 
                        grantedAuth -> !grantedAuth.getAuthority().equals("ROLE_ADMIN") | 
| 46 | 
1
1. lambda$preHandle$0 : negated conditional → KILLED | 
                                && !grantedAuth.getAuthority().equals("ROLE_MODERATOR")) | 
| 47 |                         .collect(Collectors.toSet()); | |
| 48 | 
1
1. preHandle : negated conditional → KILLED | 
                if (user.getAdmin()) { | 
| 49 |                     revisedAuthorities.add(new SimpleGrantedAuthority("ROLE_ADMIN")); | |
| 50 |                 } | |
| 51 | 
1
1. preHandle : negated conditional → KILLED | 
                if (user.getModerator()) { | 
| 52 |                     revisedAuthorities.add(new SimpleGrantedAuthority("ROLE_MODERATOR")); | |
| 53 |                 } | |
| 54 |                 Authentication newAuth = new OAuth2AuthenticationToken(principal, revisedAuthorities, | |
| 55 |                         (((OAuth2AuthenticationToken) authentication).getAuthorizedClientRegistrationId())); | |
| 56 |                 SecurityContextHolder.getContext().setAuthentication(newAuth); | |
| 57 |             } | |
| 58 |         } | |
| 59 | 
1
1. preHandle : replaced boolean return with false for edu/ucsb/cs156/dining/interceptors/RoleInterceptor::preHandle → KILLED | 
        return true; | 
| 60 |     } | |
| 61 | } | |
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