org.linagora.linshare.auth.sso.SSOAuthenticationProvider.java Source code

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Here is the source code for org.linagora.linshare.auth.sso.SSOAuthenticationProvider.java

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/*
 * LinShare is an open source filesharing software, part of the LinPKI software
 * suite, developed by Linagora.
 * 
 * Copyright (C) 2014 LINAGORA
 * 
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any
 * later version, provided you comply with the Additional Terms applicable for
 * LinShare software by Linagora pursuant to Section 7 of the GNU Affero General
 * Public License, subsections (b), (c), and (e), pursuant to which you must
 * notably (i) retain the display of the LinShare? trademark/logo at the top
 * of the interface window, the display of the You are using the Open Source
 * and free version of LinShare, powered by Linagora  20092014. Contribute to
 * Linshare R&D by subscribing to an Enterprise offer!? infobox and in the
 * e-mails sent with the Program, (ii) retain all hypertext links between
 * LinShare and linshare.org, between linagora.com and Linagora, and (iii)
 * refrain from infringing Linagora intellectual property rights over its
 * trademarks and commercial brands. Other Additional Terms apply, see
 * <http://www.linagora.com/licenses/> for more details.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Affero General Public License and
 * its applicable Additional Terms for LinShare along with this program. If not,
 * see <http://www.gnu.org/licenses/> for the GNU Affero General Public License
 * version 3 and <http://www.linagora.com/licenses/> for the Additional Terms
 * applicable to LinShare software.
 */
package org.linagora.linshare.auth.sso;

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.linagora.linshare.auth.RoleProvider;
import org.linagora.linshare.core.domain.entities.User;
import org.linagora.linshare.core.exception.BusinessException;
import org.linagora.linshare.core.facade.auth.AuthentificationFacade;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.AuthenticationServiceException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationToken;

public class SSOAuthenticationProvider implements AuthenticationProvider {

    private final static Log logger = LogFactory.getLog(SSOAuthenticationProvider.class);

    private AuthentificationFacade authentificationFacade;

    public void setAuthentificationFacade(AuthentificationFacade authentificationFacade) {
        this.authentificationFacade = authentificationFacade;
    }

    public Authentication authenticate(Authentication authentication) throws AuthenticationException {

        // Getting user name from context
        final String userName = (String) authentication.getPrincipal();
        logger.debug("Retrieving user detail for sso authentication with login : " + userName);

        User foundUser = null;
        try {
            foundUser = authentificationFacade.loadUserDetails(userName);
        } catch (BusinessException e) {
            logger.error(e);
            throw new AuthenticationServiceException("Could not find user account : " + userName, e);
        }

        if (foundUser == null) {
            return null;
        }

        try {
            authentificationFacade.logAuthSuccess(foundUser);
        } catch (BusinessException e) {
            logger.error(e.getMessage());
            logger.debug(e.getStackTrace());
        }

        List<GrantedAuthority> grantedAuthorities = RoleProvider.getRoles(foundUser);
        UserDetails userDetail = new org.springframework.security.core.userdetails.User(foundUser.getLsUuid(), "",
                true, true, true, true, grantedAuthorities);

        return new UsernamePasswordAuthenticationToken(userDetail, authentication.getCredentials(),
                grantedAuthorities);
    }

    @SuppressWarnings("rawtypes")
    public boolean supports(Class authentication) {
        return (PreAuthenticatedAuthenticationToken.class).isAssignableFrom(authentication);
    }
}