001    /**
002     * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.security.ac;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portal.model.User;
020    import com.liferay.portal.security.auth.AccessControlContext;
021    import com.liferay.portal.security.auth.AuthException;
022    import com.liferay.portal.security.auth.AuthVerifierPipeline;
023    import com.liferay.portal.security.auth.AuthVerifierResult;
024    import com.liferay.portal.security.auth.CompanyThreadLocal;
025    import com.liferay.portal.security.auth.PrincipalThreadLocal;
026    import com.liferay.portal.security.permission.PermissionChecker;
027    import com.liferay.portal.security.permission.PermissionCheckerFactoryUtil;
028    import com.liferay.portal.security.permission.PermissionThreadLocal;
029    import com.liferay.portal.service.UserLocalServiceUtil;
030    
031    import java.util.Map;
032    
033    import javax.servlet.http.HttpServletRequest;
034    import javax.servlet.http.HttpServletResponse;
035    
036    /**
037     * @author Raymond Augé
038     */
039    public class AccessControlImpl implements AccessControl {
040    
041            public void initAccessControlContext(
042                    HttpServletRequest request, HttpServletResponse response,
043                    Map<String, Object> settings) {
044    
045                    AccessControlContext accessControlContext =
046                            AccessControlUtil.getAccessControlContext();
047    
048                    if (accessControlContext != null) {
049                            throw new IllegalStateException(
050                                    "Authentication context is already initialized");
051                    }
052    
053                    accessControlContext = new AccessControlContext();
054    
055                    accessControlContext.setRequest(request);
056                    accessControlContext.setResponse(response);
057    
058                    Map<String, Object> accessControlContextSettings =
059                            accessControlContext.getSettings();
060    
061                    accessControlContextSettings.putAll(settings);
062    
063                    AccessControlUtil.setAccessControlContext(accessControlContext);
064            }
065    
066            public void initContextUser(long userId) throws AuthException {
067                    try {
068                            User user = UserLocalServiceUtil.getUser(userId);
069    
070                            CompanyThreadLocal.setCompanyId(user.getCompanyId());
071    
072                            PrincipalThreadLocal.setName(userId);
073    
074                            PermissionChecker permissionChecker =
075                                    PermissionCheckerFactoryUtil.create(user);
076    
077                            PermissionThreadLocal.setPermissionChecker(permissionChecker);
078    
079                            AccessControlThreadLocal.setRemoteAccess(false);
080                    }
081                    catch (Exception e) {
082                            throw new AuthException(e.getMessage(), e);
083                    }
084            }
085    
086            public AuthVerifierResult.State verifyRequest()
087                    throws PortalException, SystemException {
088    
089                    AccessControlContext accessControlContext =
090                            AccessControlUtil.getAccessControlContext();
091    
092                    AuthVerifierResult authVerifierResult =
093                            AuthVerifierPipeline.verifyRequest(accessControlContext);
094    
095                    Map<String, Object> authVerifierResultSettings =
096                            authVerifierResult.getSettings();
097    
098                    if (authVerifierResultSettings != null) {
099                            Map<String, Object> settings = accessControlContext.getSettings();
100    
101                            settings.putAll(authVerifierResultSettings);
102                    }
103    
104                    accessControlContext.setAuthVerifierResult(authVerifierResult);
105    
106                    return authVerifierResult.getState();
107            }
108    
109    }