001    /**
002     * Copyright (c) 2000-present 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.portlet.messageboards.service.permission;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.spring.osgi.OSGiBeanProperties;
019    import com.liferay.portal.security.auth.PrincipalException;
020    import com.liferay.portal.security.permission.ActionKeys;
021    import com.liferay.portal.security.permission.BaseModelPermissionChecker;
022    import com.liferay.portal.security.permission.PermissionChecker;
023    import com.liferay.portal.util.PortletKeys;
024    import com.liferay.portal.util.PropsValues;
025    import com.liferay.portlet.exportimport.staging.permission.StagingPermissionUtil;
026    import com.liferay.portlet.messageboards.NoSuchCategoryException;
027    import com.liferay.portlet.messageboards.model.MBCategory;
028    import com.liferay.portlet.messageboards.model.MBCategoryConstants;
029    import com.liferay.portlet.messageboards.service.MBBanLocalServiceUtil;
030    import com.liferay.portlet.messageboards.service.MBCategoryLocalServiceUtil;
031    
032    /**
033     * @author Brian Wing Shun Chan
034     * @author Mate Thurzo
035     */
036    @OSGiBeanProperties(
037            property = {
038                    "model.class.name=com.liferay.portlet.messageboards.model.MBCategory"
039            }
040    )
041    public class MBCategoryPermission implements BaseModelPermissionChecker {
042    
043            public static void check(
044                            PermissionChecker permissionChecker, long groupId, long categoryId,
045                            String actionId)
046                    throws PortalException {
047    
048                    if (!contains(permissionChecker, groupId, categoryId, actionId)) {
049                            throw new PrincipalException();
050                    }
051            }
052    
053            public static void check(
054                            PermissionChecker permissionChecker, long categoryId,
055                            String actionId)
056                    throws PortalException {
057    
058                    if (!contains(permissionChecker, categoryId, actionId)) {
059                            throw new PrincipalException();
060                    }
061            }
062    
063            public static void check(
064                            PermissionChecker permissionChecker, MBCategory category,
065                            String actionId)
066                    throws PortalException {
067    
068                    if (!contains(permissionChecker, category, actionId)) {
069                            throw new PrincipalException();
070                    }
071            }
072    
073            public static boolean contains(
074                            PermissionChecker permissionChecker, long groupId, long categoryId,
075                            String actionId)
076                    throws PortalException {
077    
078                    if (MBBanLocalServiceUtil.hasBan(
079                                    groupId, permissionChecker.getUserId())) {
080    
081                            return false;
082                    }
083    
084                    if ((categoryId == MBCategoryConstants.DEFAULT_PARENT_CATEGORY_ID) ||
085                            (categoryId == MBCategoryConstants.DISCUSSION_CATEGORY_ID)) {
086    
087                            return MBPermission.contains(permissionChecker, groupId, actionId);
088                    }
089    
090                    MBCategory category = MBCategoryLocalServiceUtil.getCategory(
091                            categoryId);
092    
093                    return contains(permissionChecker, category, actionId);
094            }
095    
096            public static boolean contains(
097                            PermissionChecker permissionChecker, long categoryId,
098                            String actionId)
099                    throws PortalException {
100    
101                    MBCategory category = MBCategoryLocalServiceUtil.getCategory(
102                            categoryId);
103    
104                    return contains(permissionChecker, category, actionId);
105            }
106    
107            public static boolean contains(
108                            PermissionChecker permissionChecker, MBCategory category,
109                            String actionId)
110                    throws PortalException {
111    
112                    if (MBBanLocalServiceUtil.hasBan(
113                                    category.getGroupId(), permissionChecker.getUserId())) {
114    
115                            return false;
116                    }
117    
118                    if (actionId.equals(ActionKeys.ADD_CATEGORY)) {
119                            actionId = ActionKeys.ADD_SUBCATEGORY;
120                    }
121    
122                    Boolean hasPermission = StagingPermissionUtil.hasPermission(
123                            permissionChecker, category.getGroupId(),
124                            MBCategory.class.getName(), category.getCategoryId(),
125                            PortletKeys.MESSAGE_BOARDS, actionId);
126    
127                    if (hasPermission != null) {
128                            return hasPermission.booleanValue();
129                    }
130    
131                    if (actionId.equals(ActionKeys.VIEW) &&
132                            PropsValues.PERMISSIONS_VIEW_DYNAMIC_INHERITANCE) {
133    
134                            try {
135                                    long categoryId = category.getCategoryId();
136    
137                                    while (categoryId !=
138                                                            MBCategoryConstants.DEFAULT_PARENT_CATEGORY_ID) {
139    
140                                            category = MBCategoryLocalServiceUtil.getCategory(
141                                                    categoryId);
142    
143                                            if (!_hasPermission(
144                                                            permissionChecker, category, actionId)) {
145    
146                                                    return false;
147                                            }
148    
149                                            categoryId = category.getParentCategoryId();
150                                    }
151                            }
152                            catch (NoSuchCategoryException nsce) {
153                                    if (!category.isInTrash()) {
154                                            throw nsce;
155                                    }
156                            }
157    
158                            return MBPermission.contains(
159                                    permissionChecker, category.getGroupId(), actionId);
160                    }
161    
162                    return _hasPermission(permissionChecker, category, actionId);
163            }
164    
165            @Override
166            public void checkBaseModel(
167                            PermissionChecker permissionChecker, long groupId, long primaryKey,
168                            String actionId)
169                    throws PortalException {
170    
171                    check(permissionChecker, groupId, primaryKey, actionId);
172            }
173    
174            private static boolean _hasPermission(
175                    PermissionChecker permissionChecker, MBCategory category,
176                    String actionId) {
177    
178                    if (permissionChecker.hasOwnerPermission(
179                                    category.getCompanyId(), MBCategory.class.getName(),
180                                    category.getCategoryId(), category.getUserId(), actionId) ||
181                            permissionChecker.hasPermission(
182                                    category.getGroupId(), MBCategory.class.getName(),
183                                    category.getCategoryId(), actionId)) {
184    
185                            return true;
186                    }
187    
188                    return false;
189            }
190    
191    }