org.mitre.oauth2.service.impl.DefaultClientUserDetailsService.java Source code

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Here is the source code for org.mitre.oauth2.service.impl.DefaultClientUserDetailsService.java

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/*******************************************************************************
 * Copyright 2014 The MITRE Corporation
 *   and the MIT Kerberos and Internet Trust Consortium
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package org.mitre.oauth2.service.impl;

import java.util.ArrayList;
import java.util.Collection;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.oauth2.provider.ClientDetails;
import org.springframework.security.oauth2.provider.ClientDetailsService;
import org.springframework.stereotype.Service;

import com.google.common.base.Strings;

/**
 * Shim layer to convert a ClientDetails service into a UserDetails service
 * 
 * @author AANGANES
 *
 */
@Service("clientUserDetailsService")
public class DefaultClientUserDetailsService implements UserDetailsService {

    @Autowired
    private ClientDetailsService clientDetailsService;

    @Override
    public UserDetails loadUserByUsername(String clientId) throws UsernameNotFoundException {

        ClientDetails client = clientDetailsService.loadClientByClientId(clientId);

        if (client != null) {

            String password = Strings.nullToEmpty(client.getClientSecret());
            boolean enabled = true;
            boolean accountNonExpired = true;
            boolean credentialsNonExpired = true;
            boolean accountNonLocked = true;
            Collection<GrantedAuthority> authorities = client.getAuthorities();
            if (authorities == null || authorities.isEmpty()) {
                // automatically inject ROLE_CLIENT if none exists ...
                // TODO: this should probably happen on the client service side instead to keep it in the real data model
                authorities = new ArrayList<GrantedAuthority>();
                GrantedAuthority roleClient = new SimpleGrantedAuthority("ROLE_CLIENT");
                authorities.add(roleClient);
            }

            return new User(clientId, password, enabled, accountNonExpired, credentialsNonExpired, accountNonLocked,
                    authorities);
        } else {
            throw new UsernameNotFoundException("Client not found: " + clientId);
        }

    }

    public ClientDetailsService getClientDetailsService() {
        return clientDetailsService;
    }

    public void setClientDetailsService(ClientDetailsService clientDetailsService) {
        this.clientDetailsService = clientDetailsService;
    }

}