/**
    * Copyright (c) 2009 Techmatrix GmbH, All rights reserved.
    *
    */
   
   package de.iqser.portlets;
   
   import java.io.IOException;
   import java.util.List;
  
  import javax.portlet.ActionRequest;
  import javax.portlet.ActionResponse;
  import javax.portlet.PortletContext;
  import javax.portlet.PortletException;
  import javax.portlet.PortletPreferences;
  import javax.portlet.PortletRequestDispatcher;
  import javax.portlet.RenderRequest;
  import javax.portlet.RenderResponse;
  import javax.portlet.WindowState;
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpSession;
  
  import com.liferay.portal.kernel.log.Log;
  import com.liferay.portal.kernel.log.LogFactoryUtil;
  import com.liferay.portal.kernel.util.ParamUtil;
  import com.liferay.portal.kernel.util.WebKeys;
  import com.liferay.portal.theme.ThemeDisplay;
  import com.liferay.portal.util.PortalUtil;
  
  import de.iqser.beans.ContentBean;
  import de.iqser.factory.PreviewRenderingFactory;
  import de.iqser.factory.PreviewRenderingFactoryIF;
  import de.iqser.factory.RenderingFactoryIF;
  import de.iqser.portlets.IqserBasePortlet;
  
  public class PreviewPortlet extends IqserBasePortlet {
  	
  	private static Log _ilog = LogFactoryUtil.getLog(PreviewPortlet.class);
  	
  	// Portlet init-Params
  	public void init() throws PortletException {
  		editJSP = getInitParameter("edit-jsp");
  		// helpJSP = getInitParameter("help-jsp");
  	}
  
  	public void doView(RenderRequest req, RenderResponse res)
  			throws IOException, PortletException {
  
  		// find out which factory class and jsp file are needed
  		PortletPreferences prefs= req.getPreferences();
  		String iqserWebserviceUrl= prefs.getValue(IqserBasePortlet.PREF_IQSER_WEBSERVICE, "");
  		
  		String contentIdStr= req.getParameter(IqserBasePortlet.PUBLIC_RENDER_PARAM_CONTENT_ID);
  		String contentProviderId= req.getParameter(IqserBasePortlet.PUBLIC_RENDER_PARAM_CONTENT_PROVIDER);
  		String contentType= req.getParameter(IqserBasePortlet.PUBLIC_RENDER_PARAM_CONTENT_TYPE);
  		
  		if( contentIdStr != null && contentProviderId != null && contentType != null) {
  			PreviewRenderingFactoryIF renderingFactory= new PreviewRenderingFactory();
  			RenderingFactoryIF factory= renderingFactory.createContent(contentProviderId, contentType, prefs);
  			// init and fetching of data is performed in the jsp
  			viewJSP= factory.getJSP();
  			
  		}
  		else {
  			// rendering was not triggered through DisplayPortlet ==> show empty content
  			viewJSP= "/html/portlet/previewportlet/empty.jsp";
  		}
  		if( !viewJSP.startsWith("/html/portlet/previewportlet/") ) {
  			// not a full path
  			viewJSP= "/html/portlet/previewportlet/" + viewJSP;
  		}
  		
  		res.setContentType("text/html");
  
  		PortletContext portletContext = getPortletContext();
  		PortletRequestDispatcher reqDispatcher= portletContext.getRequestDispatcher(viewJSP); 
  		
  		reqDispatcher.include(req, res);
  	}
  
  	// processAction is located in BasePortlet
  	// If more is needed, this can override this method
  	// the helper methods processActionUpdatePrefs and processActionInsertPref
  	public void processAction(ActionRequest actionRequest,
  			ActionResponse actionResponse) throws PortletException, IOException {
  
  		super.processAction(actionRequest, actionResponse);
  	}
  }