1 | package project.fmo.app.projcetfmo.config;
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2 |
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3 | import org.springframework.security.authentication.AuthenticationProvider;
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4 | import org.springframework.security.authentication.BadCredentialsException;
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5 | import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
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6 | import org.springframework.security.core.Authentication;
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7 | import org.springframework.security.core.AuthenticationException;
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8 | import org.springframework.security.core.userdetails.UserDetails;
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9 | import org.springframework.security.crypto.password.PasswordEncoder;
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10 | import org.springframework.stereotype.Component;
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11 | import project.fmo.app.projcetfmo.Service.KorisnikService;
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12 |
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13 | @Component
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14 | public class CustomUsernamePasswordAuthenticationProvider implements AuthenticationProvider {
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15 |
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16 | private final KorisnikService korisnikService;
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17 | private final PasswordEncoder passwordEncoder;
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18 |
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19 | public CustomUsernamePasswordAuthenticationProvider(KorisnikService korisnikService, PasswordEncoder passwordEncoder) {
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20 | this.korisnikService = korisnikService;
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21 | this.passwordEncoder = passwordEncoder;
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22 | }
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23 |
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24 |
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25 | @Override
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26 | public Authentication authenticate(Authentication authentication) throws AuthenticationException {
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27 | String username = authentication.getName();
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28 | String password = authentication.getCredentials().toString();
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29 |
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30 | if ("".equals(username) || "".equals(password)) {
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31 | throw new BadCredentialsException("Invalid Credentials");
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32 | }
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33 |
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34 | UserDetails userDetails = this.korisnikService.loadUserByUsername(username);
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35 |
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36 | if (!password.equals(userDetails.getPassword())) {
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37 | throw new BadCredentialsException("Password is incorrect!");
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38 | }
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39 | return new UsernamePasswordAuthenticationToken(userDetails, userDetails.getPassword(), userDetails.getAuthorities());
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40 |
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41 | }
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42 |
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43 | @Override
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44 | public boolean supports(Class<?> authentication) {
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45 | return authentication.equals(UsernamePasswordAuthenticationToken.class);
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46 | }
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47 | }
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