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.portal.model;
016    
017    import com.liferay.portal.kernel.log.Log;
018    import com.liferay.portal.kernel.log.LogFactoryUtil;
019    import com.liferay.portal.service.GroupLocalServiceUtil;
020    import com.liferay.portal.service.LayoutLocalServiceUtil;
021    import com.liferay.portal.service.LayoutSetPrototypeLocalServiceUtil;
022    import com.liferay.portal.service.SubscriptionLocalServiceUtil;
023    import com.liferay.portal.service.persistence.LayoutRevisionUtil;
024    import com.liferay.portal.service.persistence.LayoutUtil;
025    import com.liferay.portal.servlet.filters.cache.CacheUtil;
026    import com.liferay.portal.util.PortletKeys;
027    
028    import java.util.Date;
029    
030    /**
031     * @author Alexander Chow
032     * @author Raymond Augé
033     */
034    public class PortletPreferencesModelListener
035            extends BaseModelListener<PortletPreferences> {
036    
037            @Override
038            public void onAfterRemove(PortletPreferences portletPreferences) {
039                    clearCache(portletPreferences);
040    
041                    deleteSubscriptions(portletPreferences);
042            }
043    
044            @Override
045            public void onAfterUpdate(PortletPreferences portletPreferences) {
046                    clearCache(portletPreferences);
047    
048                    updateLayout(portletPreferences);
049            }
050    
051            protected void clearCache(PortletPreferences portletPreferences) {
052                    if (portletPreferences == null) {
053                            return;
054                    }
055    
056                    try {
057                            long companyId = 0;
058    
059                            Layout layout = LayoutUtil.fetchByPrimaryKey(
060                                    portletPreferences.getPlid());
061    
062                            if ((layout != null) && !layout.isPrivateLayout()) {
063                                    companyId = layout.getCompanyId();
064                            }
065                            else {
066                                    LayoutRevision layoutRevision =
067                                            LayoutRevisionUtil.fetchByPrimaryKey(
068                                                    portletPreferences.getPlid());
069    
070                                    if ((layoutRevision != null) &&
071                                            !layoutRevision.isPrivateLayout()) {
072    
073                                            companyId = layoutRevision.getCompanyId();
074                                    }
075                            }
076    
077                            if (companyId > 0) {
078                                    CacheUtil.clearCache(companyId);
079                            }
080                    }
081                    catch (Exception e) {
082                            CacheUtil.clearCache();
083                    }
084            }
085    
086            protected void deleteSubscriptions(PortletPreferences portletPreferences) {
087                    if (portletPreferences == null) {
088                            return;
089                    }
090    
091                    try {
092                            SubscriptionLocalServiceUtil.deleteSubscriptions(
093                                    portletPreferences.getCompanyId(),
094                                    portletPreferences.getModelClassName(),
095                                    portletPreferences.getPortletPreferencesId());
096                    }
097                    catch (Exception e) {
098                            _log.error("Unable to delete subscriptions", e);
099                    }
100            }
101    
102            protected void updateLayout(PortletPreferences portletPreferences) {
103                    try {
104                            if ((portletPreferences.getOwnerType() ==
105                                            PortletKeys.PREFS_OWNER_TYPE_GROUP) &&
106                                    (portletPreferences.getOwnerId() > 0)) {
107    
108                                    Group group = GroupLocalServiceUtil.fetchGroup(
109                                            portletPreferences.getOwnerId());
110    
111                                    if (group == null) {
112                                            return;
113                                    }
114    
115                                    String className = group.getClassName();
116    
117                                    if (!className.equals(LayoutSetPrototype.class.getName())) {
118                                            return;
119                                    }
120    
121                                    LayoutSetPrototype layoutSetPrototype =
122                                            LayoutSetPrototypeLocalServiceUtil.fetchLayoutSetPrototype(
123                                                    group.getClassPK());
124    
125                                    if (layoutSetPrototype == null) {
126                                            return;
127                                    }
128    
129                                    layoutSetPrototype.setModifiedDate(new Date());
130    
131                                    LayoutSetPrototypeLocalServiceUtil.updateLayoutSetPrototype(
132                                            layoutSetPrototype);
133                            }
134                            else if ((portletPreferences.getOwnerType() ==
135                                                    PortletKeys.PREFS_OWNER_TYPE_LAYOUT) &&
136                                             (portletPreferences.getPlid() > 0)) {
137    
138                                    Layout layout = LayoutLocalServiceUtil.fetchLayout(
139                                            portletPreferences.getPlid());
140    
141                                    if (layout == null) {
142                                            return;
143                                    }
144    
145                                    layout.setModifiedDate(new Date());
146    
147                                    LayoutLocalServiceUtil.updateLayout(layout);
148                            }
149                    }
150                    catch (Exception e) {
151                            _log.error("Unable to update the layout's modified date", e);
152                    }
153            }
154    
155            private static final Log _log = LogFactoryUtil.getLog(
156                    PortletPreferencesModelListener.class);
157    
158    }