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AuthorizationRules.java
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AuthorizationRules.java
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package br.com.tiagoamp.timetracker.security;
import br.com.tiagoamp.timetracker.error.AuthorizationException;
import br.com.tiagoamp.timetracker.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.stereotype.Service;
import static br.com.tiagoamp.timetracker.model.Role.ROLE_ADMIN;
@Service
public class AuthorizationRules {
private UserService userService;
@Autowired
public AuthorizationRules(UserService userService) {
this.userService = userService;
}
public void authorizeOnlyAdmin() {
var authentication = SecurityContextHolder.getContext().getAuthentication();
var authorities = authentication.getAuthorities();
if (!authorities.contains(ROLE_ADMIN)) throw new AuthorizationException();
}
public void authorizeOnlyIfRequesterUserIsTheAuthenticatedUser(Long userId) {
var authentication = SecurityContextHolder.getContext().getAuthentication();
var authUser = (UserAuth) authentication.getPrincipal();
var user = userService.findUserById(userId);
if (!user.getEmail().equals(authUser.getEmail())) throw new AuthorizationException();
}
public void authorizeIfRequesterUserIsAdminOrTheAuthenticatedUser(Long userId) {
var authentication = SecurityContextHolder.getContext().getAuthentication();
var authUser = (UserAuth) authentication.getPrincipal();
var authorities = authentication.getAuthorities();
if (authorities.contains(ROLE_ADMIN)) return;
var user = userService.findUserById(userId);
if (!user.getEmail().equals(authUser.getEmail())) throw new AuthorizationException();
}
}