001    /**
002     * Copyright (c) 2000-2013 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.wiki.lar;
016    
017    import com.liferay.portal.kernel.dao.orm.ActionableDynamicQuery;
018    import com.liferay.portal.kernel.lar.BasePortletDataHandler;
019    import com.liferay.portal.kernel.lar.PortletDataContext;
020    import com.liferay.portal.kernel.lar.PortletDataException;
021    import com.liferay.portal.kernel.lar.PortletDataHandlerBoolean;
022    import com.liferay.portal.kernel.lar.PortletDataHandlerControl;
023    import com.liferay.portal.kernel.lar.StagedModelDataHandlerUtil;
024    import com.liferay.portal.kernel.lar.StagedModelType;
025    import com.liferay.portal.kernel.util.StringUtil;
026    import com.liferay.portal.kernel.xml.Element;
027    import com.liferay.portal.model.Portlet;
028    import com.liferay.portal.service.PortletLocalServiceUtil;
029    import com.liferay.portlet.wiki.model.WikiNode;
030    import com.liferay.portlet.wiki.model.WikiPage;
031    import com.liferay.portlet.wiki.service.WikiNodeLocalServiceUtil;
032    import com.liferay.portlet.wiki.service.permission.WikiPermission;
033    import com.liferay.portlet.wiki.service.persistence.WikiNodeExportActionableDynamicQuery;
034    import com.liferay.portlet.wiki.service.persistence.WikiPageExportActionableDynamicQuery;
035    import com.liferay.portlet.wiki.util.WikiCacheThreadLocal;
036    import com.liferay.portlet.wiki.util.WikiCacheUtil;
037    
038    import java.util.List;
039    import java.util.Map;
040    
041    import javax.portlet.PortletPreferences;
042    
043    /**
044     * @author Bruno Farache
045     * @author Jorge Ferrer
046     * @author Marcellus Tavares
047     * @author Juan Fern??ndez
048     * @author Zsolt Berentey
049     * @author Mate Thurzo
050     */
051    public class WikiPortletDataHandler extends BasePortletDataHandler {
052    
053            public static final String NAMESPACE = "wiki";
054    
055            public WikiPortletDataHandler() {
056                    setDataPortletPreferences("hiddenNodes, visibleNodes");
057                    setDeletionSystemEventStagedModelTypes(
058                            new StagedModelType(WikiNode.class),
059                            new StagedModelType(WikiPage.class));
060                    setExportControls(
061                            new PortletDataHandlerBoolean(
062                                    NAMESPACE, "wiki-pages", true, false,
063                                    new PortletDataHandlerControl[] {
064                                            new PortletDataHandlerBoolean(
065                                                    NAMESPACE, "referenced-content")
066                                    },
067                                    WikiPage.class.getName()));
068                    setImportControls(getExportControls());
069            }
070    
071            @Override
072            public PortletPreferences importData(
073                            PortletDataContext portletDataContext, String portletId,
074                            PortletPreferences portletPreferences, String data)
075                    throws PortletDataException {
076    
077                    WikiCacheThreadLocal.setClearCache(false);
078    
079                    try {
080                            return super.importData(
081                                    portletDataContext, portletId, portletPreferences, data);
082                    }
083                    finally {
084                            WikiCacheThreadLocal.setClearCache(true);
085                    }
086            }
087    
088            @Override
089            protected PortletPreferences doDeleteData(
090                            PortletDataContext portletDataContext, String portletId,
091                            PortletPreferences portletPreferences)
092                    throws Exception {
093    
094                    if (portletDataContext.addPrimaryKey(
095                                    WikiPortletDataHandler.class, "deleteData")) {
096    
097                            return portletPreferences;
098                    }
099    
100                    WikiNodeLocalServiceUtil.deleteNodes(
101                            portletDataContext.getScopeGroupId());
102    
103                    return portletPreferences;
104            }
105    
106            @Override
107            protected String doExportData(
108                            final PortletDataContext portletDataContext, String portletId,
109                            PortletPreferences portletPreferences)
110                    throws Exception {
111    
112                    Element rootElement = addExportDataRootElement(portletDataContext);
113    
114                    if (!portletDataContext.getBooleanParameter(NAMESPACE, "wiki-pages")) {
115                            return getExportDataRootElementString(rootElement);
116                    }
117    
118                    portletDataContext.addPortletPermissions(WikiPermission.RESOURCE_NAME);
119    
120                    rootElement.addAttribute(
121                            "group-id", String.valueOf(portletDataContext.getScopeGroupId()));
122    
123                    ActionableDynamicQuery nodeActionableDynamicQuery =
124                            new WikiNodeExportActionableDynamicQuery(portletDataContext);
125    
126                    nodeActionableDynamicQuery.performActions();
127    
128                    ActionableDynamicQuery pageActionableDynamicQuery =
129                            new WikiPageExportActionableDynamicQuery(portletDataContext);
130    
131                    pageActionableDynamicQuery.performActions();
132    
133                    return getExportDataRootElementString(rootElement);
134            }
135    
136            @Override
137            protected PortletPreferences doImportData(
138                            PortletDataContext portletDataContext, String portletId,
139                            PortletPreferences portletPreferences, String data)
140                    throws Exception {
141    
142                    if (!portletDataContext.getBooleanParameter(NAMESPACE, "wiki-pages")) {
143                            return null;
144                    }
145    
146                    portletDataContext.importPortletPermissions(
147                            WikiPermission.RESOURCE_NAME);
148    
149                    Element nodesElement = portletDataContext.getImportDataGroupElement(
150                            WikiNode.class);
151    
152                    List<Element> nodeElements = nodesElement.elements();
153    
154                    for (Element nodeElement : nodeElements) {
155                            StagedModelDataHandlerUtil.importReferenceStagedModel(
156                                    portletDataContext, nodeElement);
157                    }
158    
159                    Element pagesElement = portletDataContext.getImportDataGroupElement(
160                            WikiPage.class);
161    
162                    List<Element> pageElements = pagesElement.elements();
163    
164                    for (Element pageElement : pageElements) {
165                            StagedModelDataHandlerUtil.importReferenceStagedModel(
166                                    portletDataContext, pageElement);
167                    }
168    
169                    Map<Long, Long> nodeIds =
170                            (Map<Long, Long>)portletDataContext.getNewPrimaryKeysMap(
171                                    WikiNode.class);
172    
173                    for (long nodeId : nodeIds.values()) {
174                            WikiCacheUtil.clearCache(nodeId);
175                    }
176    
177                    return null;
178            }
179    
180            @Override
181            protected void doPrepareManifestSummary(
182                            PortletDataContext portletDataContext,
183                            PortletPreferences portletPreferences)
184                    throws Exception {
185    
186                    ActionableDynamicQuery nodeActionableDynamicQuery =
187                            new WikiNodeExportActionableDynamicQuery(portletDataContext);
188    
189                    nodeActionableDynamicQuery.performCount();
190    
191                    ActionableDynamicQuery pageExportActionableDynamicQuery =
192                            new WikiPageExportActionableDynamicQuery(portletDataContext);
193    
194                    pageExportActionableDynamicQuery.performCount();
195            }
196    
197            @Override
198            protected PortletPreferences doProcessExportPortletPreferences(
199                            PortletDataContext portletDataContext, String portletId,
200                            PortletPreferences portletPreferences, Element rootElement)
201                    throws Exception {
202    
203                    Portlet portlet = PortletLocalServiceUtil.getPortletById(
204                            portletDataContext.getCompanyId(), portletId);
205    
206                    String hiddenNodeNames = portletPreferences.getValue(
207                            "hiddenNodes", null);
208    
209                    for (String hiddenNodeName : StringUtil.split(hiddenNodeNames)) {
210                            WikiNode wikiNode =
211                                    WikiNodeLocalServiceUtil.getNode(
212                                            portletDataContext.getScopeGroupId(), hiddenNodeName);
213    
214                            portletDataContext.addReferenceElement(
215                                    portlet, rootElement, wikiNode, WikiNode.class,
216                                    PortletDataContext.REFERENCE_TYPE_DEPENDENCY,
217                                    !portletDataContext.getBooleanParameter(
218                                            NAMESPACE, "wiki-pages"));
219                    }
220    
221                    String visibleNodeNames = portletPreferences.getValue(
222                            "visibleNodes", null);
223    
224                    for (String visibleNodeName : StringUtil.split(visibleNodeNames)) {
225                            WikiNode wikiNode =
226                                    WikiNodeLocalServiceUtil.getNode(
227                                            portletDataContext.getScopeGroupId(), visibleNodeName);
228    
229                            portletDataContext.addReferenceElement(
230                                    portlet, rootElement, wikiNode, WikiNode.class,
231                                    PortletDataContext.REFERENCE_TYPE_DEPENDENCY,
232                                    !portletDataContext.getBooleanParameter(
233                                            NAMESPACE, "wiki-pages"));
234                    }
235    
236                    return portletPreferences;
237            }
238    
239    }