001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portlet.journalcontent.action;
016    
017    import com.liferay.portal.kernel.language.LanguageUtil;
018    import com.liferay.portal.kernel.util.ParamUtil;
019    import com.liferay.portal.kernel.util.PrefsParamUtil;
020    import com.liferay.portal.kernel.util.Validator;
021    import com.liferay.portal.kernel.workflow.WorkflowConstants;
022    import com.liferay.portal.theme.ThemeDisplay;
023    import com.liferay.portal.util.WebKeys;
024    import com.liferay.portlet.journal.model.JournalArticle;
025    import com.liferay.portlet.journal.model.JournalArticleDisplay;
026    import com.liferay.portlet.journal.service.JournalArticleLocalServiceUtil;
027    import com.liferay.portlet.journalcontent.util.JournalContentUtil;
028    import com.liferay.util.portlet.PortletRequestUtil;
029    
030    import javax.portlet.PortletConfig;
031    import javax.portlet.PortletPreferences;
032    import javax.portlet.RenderRequest;
033    import javax.portlet.RenderResponse;
034    
035    import org.apache.struts.action.ActionForm;
036    import org.apache.struts.action.ActionForward;
037    import org.apache.struts.action.ActionMapping;
038    
039    /**
040     * @author Brian Wing Shun Chan
041     * @author Raymond Aug??
042     */
043    public class ViewAction extends WebContentAction {
044    
045            @Override
046            public ActionForward render(
047                            ActionMapping actionMapping, ActionForm actionForm,
048                            PortletConfig portletConfig, RenderRequest renderRequest,
049                            RenderResponse renderResponse)
050                    throws Exception {
051    
052                    PortletPreferences portletPreferences = renderRequest.getPreferences();
053    
054                    ThemeDisplay themeDisplay = (ThemeDisplay)renderRequest.getAttribute(
055                            WebKeys.THEME_DISPLAY);
056    
057                    long articleGroupId = PrefsParamUtil.getLong(
058                            portletPreferences, renderRequest, "groupId",
059                            themeDisplay.getScopeGroupId());
060    
061                    String articleId = PrefsParamUtil.getString(
062                            portletPreferences, renderRequest, "articleId");
063                    String ddmTemplateKey = PrefsParamUtil.getString(
064                            portletPreferences, renderRequest, "ddmTemplateKey");
065    
066                    String viewMode = ParamUtil.getString(renderRequest, "viewMode");
067                    String languageId = LanguageUtil.getLanguageId(renderRequest);
068                    int page = ParamUtil.getInteger(renderRequest, "page", 1);
069                    String xmlRequest = PortletRequestUtil.toXML(
070                            renderRequest, renderResponse);
071    
072                    JournalArticle article = null;
073                    JournalArticleDisplay articleDisplay = null;
074    
075                    if ((articleGroupId > 0) && Validator.isNotNull(articleId)) {
076                            article = JournalArticleLocalServiceUtil.fetchLatestArticle(
077                                    articleGroupId, articleId, WorkflowConstants.STATUS_APPROVED);
078    
079                            try {
080                                    if (article == null) {
081                                            article = JournalArticleLocalServiceUtil.getLatestArticle(
082                                                    articleGroupId, articleId,
083                                                    WorkflowConstants.STATUS_ANY);
084                                    }
085    
086                                    double version = article.getVersion();
087    
088                                    articleDisplay = JournalContentUtil.getDisplay(
089                                            articleGroupId, articleId, version, ddmTemplateKey,
090                                            viewMode, languageId, themeDisplay, page, xmlRequest);
091                            }
092                            catch (Exception e) {
093                                    renderRequest.removeAttribute(WebKeys.JOURNAL_ARTICLE);
094    
095                                    articleDisplay = JournalContentUtil.getDisplay(
096                                            articleGroupId, articleId, ddmTemplateKey, viewMode,
097                                            languageId, themeDisplay, page, xmlRequest);
098                            }
099                    }
100    
101                    if (article != null) {
102                            renderRequest.setAttribute(WebKeys.JOURNAL_ARTICLE, article);
103                    }
104    
105                    if (articleDisplay != null) {
106                            renderRequest.setAttribute(
107                                    WebKeys.JOURNAL_ARTICLE_DISPLAY, articleDisplay);
108                    }
109                    else {
110                            renderRequest.removeAttribute(WebKeys.JOURNAL_ARTICLE_DISPLAY);
111                    }
112    
113                    return actionMapping.findForward("portlet.journal_content.view");
114            }
115    
116    }