seminar/src/main/java/ru/ulstu/user/UserService.java
2022-03-10 10:10:29 +04:00

73 lines
2.8 KiB
Java

package ru.ulstu.user;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import ru.ulstu.model.User;
import ru.ulstu.model.UserRole;
import ru.ulstu.model.UserRoleConstants;
import java.util.Collections;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
@Service
@Transactional
public class UserService implements UserDetailsService {
private final Logger log = LoggerFactory.getLogger(UserService.class);
private final PasswordEncoder passwordEncoder;
private final UserRepository userRepository;
private final UserRoleRepository userRoleRepository;
public UserService(PasswordEncoder passwordEncoder,
UserRepository userRepository,
UserRoleRepository userRoleRepository) {
this.passwordEncoder = passwordEncoder;
this.userRepository = userRepository;
this.userRoleRepository = userRoleRepository;
}
public User getUserByLogin(String login) {
return userRepository.findOneByLoginIgnoreCase(login);
}
@Override
public UserDetails loadUserByUsername(String username) {
final User user = userRepository.findOneByLoginIgnoreCase(username);
if (user == null) {
throw new UserNotFoundException(username);
}
return new org.springframework.security.core.userdetails.User(user.getLogin(),
user.getPassword(),
Optional.ofNullable(user.getRoles()).orElse(Collections.emptySet()).stream()
.map(role -> new SimpleGrantedAuthority(role.getName()))
.collect(Collectors.toList()));
}
public User createUser(User user) {
if (getUserByLogin(user.getLogin()) != null) {
throw new RuntimeException(user.getLogin());
}
//user.setRoles(Collections.singleton(new UserRole(UserRoleConstants.USER)));
user.setPassword(passwordEncoder.encode(user.getPassword()));
user = userRepository.save(user);
log.debug("Created Information for User: {}", user.getLogin());
return user;
}
public void initDefaultAdmin() {
String adminLogin = "admin";
String adminPassword = "adminadmin";
if (getUserByLogin(adminLogin) == null) {
UserRole adminRole = userRoleRepository.save(new UserRole(UserRoleConstants.ADMIN));
createUser(new User(adminLogin, adminPassword, Set.of(adminRole)));
}
}
}