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package eu.dnetlib.uoaauthorizationlibrary.security;
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import eu.dnetlib.uoaauthorizationlibrary.utils.AuthorizationUtils;
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import eu.dnetlib.uoaauthorizationlibrary.utils.UserInfo;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.security.core.GrantedAuthority;
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import org.springframework.security.core.authority.SimpleGrantedAuthority;
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import org.springframework.security.core.userdetails.UserDetails;
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import org.springframework.security.core.userdetails.UserDetailsService;
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import org.springframework.security.core.userdetails.UsernameNotFoundException;
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import org.springframework.stereotype.Service;
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import java.util.ArrayList;
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import java.util.List;
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@Service
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public class UserDetailsServiceImpl implements UserDetailsService {
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private AuthorizationUtils utils;
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@Autowired
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public UserDetailsServiceImpl(AuthorizationUtils utils) {
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this.utils = utils;
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}
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private List<GrantedAuthority> getAuthorities(List<String> roles) {
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List<GrantedAuthority> authorities = new ArrayList<>();
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for(String role : roles) {
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authorities.add(new SimpleGrantedAuthority(role));
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}
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return authorities;
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}
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@Override
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public UserDetails loadUserByUsername(String token) throws UsernameNotFoundException {
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final UserInfo user = utils.getUserInfo(token);
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if (user == null) {
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throw new UsernameNotFoundException("invalid token: " + token);
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}
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return org.springframework.security.core.userdetails.User
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.withUsername(user.getEmail()).password(user.getSub())
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.authorities(getAuthorities(user.getRoles()))
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.accountExpired(false)
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.accountLocked(false)
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.credentialsExpired(false)
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.disabled(false)
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.build();
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}
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}
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