001
014
015 package com.liferay.portal.security.auth;
016
017 import com.liferay.portal.kernel.exception.PortalException;
018 import com.liferay.portal.kernel.facebook.FacebookConnectUtil;
019 import com.liferay.portal.kernel.util.GetterUtil;
020 import com.liferay.portal.kernel.util.Validator;
021 import com.liferay.portal.model.User;
022 import com.liferay.portal.service.UserLocalServiceUtil;
023 import com.liferay.portal.util.PortalUtil;
024 import com.liferay.portal.util.WebKeys;
025
026 import javax.servlet.http.HttpServletRequest;
027 import javax.servlet.http.HttpServletResponse;
028 import javax.servlet.http.HttpSession;
029
030
033 public class FacebookAutoLogin extends BaseAutoLogin {
034
035 @Override
036 protected String[] doLogin(
037 HttpServletRequest request, HttpServletResponse response)
038 throws Exception {
039
040 long companyId = PortalUtil.getCompanyId(request);
041
042 if (!FacebookConnectUtil.isEnabled(companyId)) {
043 return null;
044 }
045
046 User user = getUser(request, companyId);
047
048 if (user == null) {
049 return null;
050 }
051
052 String[] credentials = new String[3];
053
054 credentials[0] = String.valueOf(user.getUserId());
055 credentials[1] = user.getPassword();
056 credentials[2] = Boolean.FALSE.toString();
057
058 return credentials;
059 }
060
061 protected User getUser(HttpServletRequest request, long companyId)
062 throws PortalException {
063
064 HttpSession session = request.getSession();
065
066 String emailAddress = (String)session.getAttribute(
067 WebKeys.FACEBOOK_USER_EMAIL_ADDRESS);
068
069 if (Validator.isNotNull(emailAddress)) {
070 session.removeAttribute(WebKeys.FACEBOOK_USER_EMAIL_ADDRESS);
071
072 return UserLocalServiceUtil.getUserByEmailAddress(
073 companyId, emailAddress);
074 }
075 else {
076 long facebookId = GetterUtil.getLong(
077 (String)session.getAttribute(WebKeys.FACEBOOK_USER_ID));
078
079 if (facebookId > 0) {
080 return UserLocalServiceUtil.getUserByFacebookId(
081 companyId, facebookId);
082 }
083 }
084
085 return null;
086 }
087
088 }