001
014
015 package com.liferay.portlet.blogs.action;
016
017 import com.liferay.portal.kernel.dao.search.SearchContainer;
018 import com.liferay.portal.kernel.servlet.ServletResponseUtil;
019 import com.liferay.portal.kernel.util.ContentTypes;
020 import com.liferay.portal.kernel.util.ParamUtil;
021 import com.liferay.portal.kernel.util.StringPool;
022 import com.liferay.portal.kernel.workflow.WorkflowConstants;
023 import com.liferay.portal.model.Layout;
024 import com.liferay.portal.struts.PortletAction;
025 import com.liferay.portal.theme.ThemeDisplay;
026 import com.liferay.portal.util.Portal;
027 import com.liferay.portal.util.PortalUtil;
028 import com.liferay.portal.util.WebKeys;
029 import com.liferay.portlet.blogs.service.BlogsEntryServiceUtil;
030 import com.liferay.util.RSSUtil;
031
032 import java.io.OutputStream;
033
034 import java.util.Date;
035
036 import javax.portlet.PortletConfig;
037 import javax.portlet.ResourceRequest;
038 import javax.portlet.ResourceResponse;
039
040 import javax.servlet.http.HttpServletRequest;
041 import javax.servlet.http.HttpServletResponse;
042
043 import org.apache.struts.action.ActionForm;
044 import org.apache.struts.action.ActionForward;
045 import org.apache.struts.action.ActionMapping;
046
047
050 public class RSSAction extends PortletAction {
051
052 @Override
053 public void serveResource(
054 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
055 ResourceRequest resourceRequest, ResourceResponse resourceResponse)
056 throws Exception {
057
058 resourceResponse.setContentType(ContentTypes.TEXT_XML_UTF8);
059
060 OutputStream outputStream = resourceResponse.getPortletOutputStream();
061
062 try {
063 byte[] bytes = getRSS(resourceRequest);
064
065 outputStream.write(bytes);
066 }
067 finally {
068 outputStream.close();
069 }
070 }
071
072 @Override
073 public ActionForward strutsExecute(
074 ActionMapping mapping, ActionForm form, HttpServletRequest request,
075 HttpServletResponse response)
076 throws Exception {
077
078 try {
079 ServletResponseUtil.sendFile(
080 request, response, null, getRSS(request),
081 ContentTypes.TEXT_XML_UTF8);
082
083 return null;
084 }
085 catch (Exception e) {
086 PortalUtil.sendError(e, request, response);
087
088 return null;
089 }
090 }
091
092 protected byte[] getRSS(HttpServletRequest request) throws Exception {
093 ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
094 WebKeys.THEME_DISPLAY);
095
096 Layout layout = themeDisplay.getLayout();
097
098 long plid = ParamUtil.getLong(request, "p_l_id");
099 long companyId = ParamUtil.getLong(request, "companyId");
100 long groupId = ParamUtil.getLong(request, "groupId");
101 long organizationId = ParamUtil.getLong(request, "organizationId");
102 int status = WorkflowConstants.STATUS_APPROVED;
103 int max = ParamUtil.getInteger(
104 request, "max", SearchContainer.DEFAULT_DELTA);
105 String type = ParamUtil.getString(
106 request, "type", RSSUtil.TYPE_DEFAULT);
107 double version = ParamUtil.getDouble(
108 request, "version", RSSUtil.VERSION_DEFAULT);
109 String displayStyle = ParamUtil.getString(
110 request, "displayStyle", RSSUtil.DISPLAY_STYLE_FULL_CONTENT);
111
112 String feedURL =
113 themeDisplay.getPortalURL() + themeDisplay.getPathMain() +
114 "/blogs/find_entry?";
115
116 String entryURL = feedURL;
117
118 String rss = StringPool.BLANK;
119
120 if (companyId > 0) {
121 feedURL = StringPool.BLANK;
122
123 rss = BlogsEntryServiceUtil.getCompanyEntriesRSS(
124 companyId, new Date(), status, max, type, version, displayStyle,
125 feedURL, entryURL, themeDisplay);
126 }
127 else if (groupId > 0) {
128 feedURL += "p_l_id=" + plid;
129
130 entryURL = feedURL;
131
132 rss = BlogsEntryServiceUtil.getGroupEntriesRSS(
133 groupId, new Date(), status, max, type, version, displayStyle,
134 feedURL, entryURL, themeDisplay);
135 }
136 else if (organizationId > 0) {
137 feedURL = StringPool.BLANK;
138
139 rss = BlogsEntryServiceUtil.getOrganizationEntriesRSS(
140 organizationId, new Date(), status, max, type, version,
141 displayStyle, feedURL, entryURL, themeDisplay);
142 }
143 else if (layout != null) {
144 groupId = themeDisplay.getScopeGroupId();
145
146 feedURL =
147 PortalUtil.getLayoutFullURL(themeDisplay) +
148 Portal.FRIENDLY_URL_SEPARATOR + "blogs/rss";
149
150 entryURL = feedURL;
151
152 rss = BlogsEntryServiceUtil.getGroupEntriesRSS(
153 groupId, new Date(), status, max, type, version, displayStyle,
154 feedURL, entryURL, themeDisplay);
155 }
156
157 return rss.getBytes(StringPool.UTF8);
158 }
159
160 protected byte[] getRSS(ResourceRequest resourceRequest) throws Exception {
161 HttpServletRequest request = PortalUtil.getHttpServletRequest(
162 resourceRequest);
163
164 return getRSS(request);
165 }
166
167 @Override
168 protected boolean isCheckMethodOnProcessAction() {
169 return _CHECK_METHOD_ON_PROCESS_ACTION;
170 }
171
172 private static final boolean _CHECK_METHOD_ON_PROCESS_ACTION = false;
173
174 }