[d3cf3a1] | 1 | package project.educatum.service.impl;
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| 2 |
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| 3 | import org.springframework.security.authentication.BadCredentialsException;
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| 4 | import org.springframework.security.core.authority.SimpleGrantedAuthority;
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| 5 | import org.springframework.security.core.userdetails.UserDetails;
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| 6 | import org.springframework.security.core.userdetails.UserDetailsService;
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| 7 | import org.springframework.security.core.userdetails.UsernameNotFoundException;
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| 8 | import org.springframework.security.crypto.password.PasswordEncoder;
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| 9 | import org.springframework.stereotype.Service;
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| 10 | import project.educatum.model.Admin;
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| 11 | import project.educatum.model.Student;
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| 12 | import project.educatum.model.Teacher;
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| 13 | import project.educatum.model.exceptions.InvalidArgumentsException;
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| 14 | import project.educatum.model.exceptions.UserNotEnabledException;
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| 15 | import project.educatum.repository.AdminRepository;
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| 16 | import project.educatum.repository.TeacherRepository;
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| 17 | import project.educatum.repository.StudentRepository;
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| 18 | import project.educatum.service.AuthService;
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| 19 |
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| 20 | import java.util.Objects;
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| 21 | import java.util.stream.Collectors;
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| 22 | import java.util.stream.Stream;
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| 23 |
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| 24 | @Service
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| 25 | public class AuthServiceImpl implements AuthService, UserDetailsService {
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| 26 |
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| 27 | private final TeacherRepository teachersRepository;
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| 28 | private final AdminRepository adminRepository;
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| 29 | private final StudentRepository studentsRepository;
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| 30 | private final PasswordEncoder passwordEncoder;
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| 31 |
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| 32 | public AuthServiceImpl(TeacherRepository teachersRepository, AdminRepository adminRepository, StudentRepository studentsRepository, PasswordEncoder passwordEncoder) {
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| 33 | this.teachersRepository = teachersRepository;
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| 34 | this.adminRepository = adminRepository;
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| 35 | this.studentsRepository = studentsRepository;
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| 36 | this.passwordEncoder = passwordEncoder;
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| 37 | }
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| 38 |
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| 39 | @Override
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| 40 | public UserDetails loginTeacher(String email, String password) {
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| 41 | if (email == null || email.isEmpty() || password == null || password.isEmpty()) {
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| 42 | throw new InvalidArgumentsException();
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| 43 | }
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| 44 | Teacher n = teachersRepository.findByEmail(email);
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| 45 | if (n != null && n.getEnabled() != null && n.isEnabled()) {
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| 46 | if (!passwordEncoder.matches(password, n.getPassword())) {
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| 47 | throw new BadCredentialsException("Invalid credentials");
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| 48 | }
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| 49 | return loadUserByUsername(email);
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| 50 |
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| 51 | } else throw new UserNotEnabledException();
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| 52 | }
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| 53 |
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| 54 | @Override
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| 55 | public UserDetails loginStudent(String email, String password) {
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| 56 | if (email == null || email.isEmpty() || password == null || password.isEmpty()) {
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| 57 | throw new InvalidArgumentsException();
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| 58 | }
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| 59 | Student u = studentsRepository.findByEmail(email);
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| 60 | if (!passwordEncoder.matches(password, u.getPassword())) {
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| 61 | throw new BadCredentialsException("Passwords do not match!");
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| 62 | }
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| 63 | return loadUserByUsername(email);
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| 64 |
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| 65 | }
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| 66 |
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| 67 |
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| 68 | @Override
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| 69 | public UserDetails loginAdmin(String email, String password) {
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| 70 | if (email == null || email.isEmpty() || password == null || password.isEmpty())
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| 71 | throw new InvalidArgumentsException();
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| 72 |
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| 73 | UserDetails user = loadUserByUsername(email);
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| 74 |
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| 75 | if (!Objects.equals(user.getPassword(), passwordEncoder.encode(password)))
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| 76 | throw new BadCredentialsException("Incorrect password!");
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| 77 |
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| 78 | return user;
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| 79 | }
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| 80 |
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| 81 |
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| 82 | @Override
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| 83 | public UserDetails loadUserByUsername(String email) throws UsernameNotFoundException {
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| 84 | Admin userAdmin = this.adminRepository.findByEmail(email);
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| 85 | Teacher userTeacher = this.teachersRepository.findByEmail(email);
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| 86 | Student userStudent = this.studentsRepository.findByEmail(email);
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| 87 |
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| 88 | if (userAdmin != null) {
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| 89 | return new org.springframework.security.core.userdetails.User(
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| 90 | userAdmin.getEmail(),
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| 91 | userAdmin.getPassword(),
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| 92 | Stream.of(new SimpleGrantedAuthority("ROLE_ADMIN")).collect(Collectors.toList())
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| 93 | );
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| 94 | } else if (userTeacher != null) {
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| 95 | return new org.springframework.security.core.userdetails.User(
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| 96 | userTeacher.getEmail(),
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| 97 | userTeacher.getPassword(),
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| 98 | Stream.of(new SimpleGrantedAuthority("ROLE_NASTAVNIK")).collect(Collectors.toList())
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| 99 | );
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| 100 | } else if (userStudent != null) {
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| 101 | return new org.springframework.security.core.userdetails.User(
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| 102 | userStudent.getEmail(),
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| 103 | userStudent.getPassword(),
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| 104 | Stream.of(new SimpleGrantedAuthority("ROLE_UCENIK")).collect(Collectors.toList())
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| 105 | );
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| 106 | } else {
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| 107 | throw new UsernameNotFoundException(email);
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| 108 | }
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| 109 | }
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| 110 | } |
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