/*
* JBoss, a division of Red Hat
* Copyright 2013, Red Hat Middleware, LLC, and individual
* contributors as indicated by the @authors tag. See the
* copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.gatein.security.oauth.web.google;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.google.api.services.oauth2.model.Userinfo;
import org.gatein.security.oauth.spi.InteractionState;
import org.gatein.security.oauth.common.OAuthConstants;
import org.gatein.security.oauth.spi.OAuthPrincipal;
import org.gatein.security.oauth.spi.OAuthProviderType;
import org.gatein.security.oauth.google.GoogleAccessTokenContext;
import org.gatein.security.oauth.google.GoogleProcessor;
import org.gatein.security.oauth.utils.OAuthUtils;
import org.gatein.security.oauth.web.OAuthProviderFilter;
/**
* Filter for integration with authentication handhsake via Google+ with usage of OAuth2
*
* @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
*/
public class GoogleFilter extends OAuthProviderFilter<GoogleAccessTokenContext> {
@Override
protected OAuthProviderType<GoogleAccessTokenContext> getOAuthProvider() {
return this.getOauthProvider(OAuthConstants.OAUTH_PROVIDER_KEY_GOOGLE, GoogleAccessTokenContext.class);
}
@Override
protected void initInteraction(HttpServletRequest request, HttpServletResponse response) {
request.getSession().removeAttribute(OAuthConstants.ATTRIBUTE_AUTH_STATE);
request.getSession().removeAttribute(OAuthConstants.ATTRIBUTE_VERIFICATION_STATE);
}
@Override
protected OAuthPrincipal<GoogleAccessTokenContext> getOAuthPrincipal(HttpServletRequest request, HttpServletResponse response,
InteractionState<GoogleAccessTokenContext> interactionState) {
GoogleAccessTokenContext accessTokenContext = interactionState.getAccessTokenContext();
Userinfo userInfo = ((GoogleProcessor)getOauthProviderProcessor()).obtainUserInfo(accessTokenContext);
if (log.isTraceEnabled()) {
log.trace("Obtained tokenResponse from Google authentication: " + accessTokenContext);
log.trace("User info from Google: " + userInfo);
}
OAuthPrincipal<GoogleAccessTokenContext> oauthPrincipal = OAuthUtils.convertGoogleInfoToOAuthPrincipal(userInfo,
accessTokenContext, getOAuthProvider());
return oauthPrincipal;
}
}