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.blogs.action;
016    
017    import com.liferay.portal.kernel.dao.search.SearchContainer;
018    import com.liferay.portal.kernel.util.ParamUtil;
019    import com.liferay.portal.kernel.util.StringPool;
020    import com.liferay.portal.kernel.workflow.WorkflowConstants;
021    import com.liferay.portal.model.Layout;
022    import com.liferay.portal.theme.ThemeDisplay;
023    import com.liferay.portal.util.Portal;
024    import com.liferay.portal.util.PortalUtil;
025    import com.liferay.portal.util.WebKeys;
026    import com.liferay.portlet.blogs.service.BlogsEntryServiceUtil;
027    import com.liferay.util.RSSUtil;
028    
029    import java.util.Date;
030    
031    import javax.servlet.http.HttpServletRequest;
032    
033    /**
034     * @author Brian Wing Shun Chan
035     */
036    public class RSSAction extends com.liferay.portal.struts.RSSAction {
037    
038            @Override
039            protected byte[] getRSS(HttpServletRequest request) throws Exception {
040                    ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
041                            WebKeys.THEME_DISPLAY);
042    
043                    Layout layout = themeDisplay.getLayout();
044    
045                    long plid = ParamUtil.getLong(request, "p_l_id");
046                    long companyId = ParamUtil.getLong(request, "companyId");
047                    long groupId = ParamUtil.getLong(request, "groupId");
048                    long organizationId = ParamUtil.getLong(request, "organizationId");
049                    int status = WorkflowConstants.STATUS_APPROVED;
050                    int max = ParamUtil.getInteger(
051                            request, "max", SearchContainer.DEFAULT_DELTA);
052                    String type = ParamUtil.getString(
053                            request, "type", RSSUtil.FORMAT_DEFAULT);
054                    double version = ParamUtil.getDouble(
055                            request, "version", RSSUtil.VERSION_DEFAULT);
056                    String displayStyle = ParamUtil.getString(
057                            request, "displayStyle", RSSUtil.DISPLAY_STYLE_DEFAULT);
058    
059                    String feedURL =
060                            themeDisplay.getPortalURL() + themeDisplay.getPathMain() +
061                                    "/blogs/find_entry?";
062    
063                    String entryURL = feedURL;
064    
065                    String rss = StringPool.BLANK;
066    
067                    if (companyId > 0) {
068                            feedURL = StringPool.BLANK;
069    
070                            rss = BlogsEntryServiceUtil.getCompanyEntriesRSS(
071                                    companyId, new Date(), status, max, type, version, displayStyle,
072                                    feedURL, entryURL, themeDisplay);
073                    }
074                    else if (groupId > 0) {
075                            feedURL += "p_l_id=" + plid;
076    
077                            entryURL = feedURL;
078    
079                            rss = BlogsEntryServiceUtil.getGroupEntriesRSS(
080                                    groupId, new Date(), status, max, type, version, displayStyle,
081                                    feedURL, entryURL, themeDisplay);
082                    }
083                    else if (organizationId > 0) {
084                            feedURL = StringPool.BLANK;
085    
086                            rss = BlogsEntryServiceUtil.getOrganizationEntriesRSS(
087                                    organizationId, new Date(), status, max, type, version,
088                                    displayStyle, feedURL, entryURL, themeDisplay);
089                    }
090                    else if (layout != null) {
091                            groupId = themeDisplay.getScopeGroupId();
092    
093                            feedURL =
094                                    PortalUtil.getLayoutFullURL(themeDisplay) +
095                                            Portal.FRIENDLY_URL_SEPARATOR + "blogs/rss";
096    
097                            entryURL = feedURL;
098    
099                            rss = BlogsEntryServiceUtil.getGroupEntriesRSS(
100                                    groupId, new Date(), status, max, type, version, displayStyle,
101                                    feedURL, entryURL, themeDisplay);
102                    }
103    
104                    return rss.getBytes(StringPool.UTF8);
105            }
106    
107    }