/* ===============================================================================
*
* Part of the InfoGlue Content Management Platform (www.infoglue.org)
*
* ===============================================================================
*
* Copyright (C)
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2, as published by the
* Free Software Foundation. See the file LICENSE.html for more information.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY, including the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc. / 59 Temple
* Place, Suite 330 / Boston, MA 02111-1307 / USA.
*
* ===============================================================================
*/
package org.infoglue.cms.applications.tasktool.actions;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.log4j.Logger;
import org.infoglue.cms.applications.common.actions.InfoGlueAbstractAction;
import org.infoglue.cms.controllers.kernel.impl.simple.ContentController;
import org.infoglue.cms.controllers.kernel.impl.simple.ContentControllerProxy;
import org.infoglue.cms.controllers.kernel.impl.simple.ContentVersionController;
import org.infoglue.cms.controllers.kernel.impl.simple.LanguageController;
import org.infoglue.cms.entities.content.ContentVO;
import org.infoglue.cms.entities.content.ContentVersionVO;
import org.infoglue.cms.entities.management.LanguageVO;
import org.infoglue.deliver.applications.actions.InfoGlueComponent;
import org.infoglue.deliver.util.VelocityTemplateProcessor;
public class ViewExecuteTaskAction extends InfoGlueAbstractAction
{
private final static Logger logger = Logger.getLogger(ViewExecuteTaskAction.class.getName());
private static final long serialVersionUID = 1L;
private Integer taskContentId = null;
private Integer contentId = null;
private Integer siteNodeId = null;
public ViewExecuteTaskAction()
{
}
/**
* This method which is the default one only serves to show a list
* of tasks to the user so he/she can select one to run.
*/
public String doExecute() throws Exception
{
return "success";
}
public String doUserInput() throws Exception
{
ContentVO contentVO = ContentController.getContentController().getContentVOWithId(this.getTaskContentId());
ContentVersionVO contentVersionVO = ContentVersionController.getContentVersionController().getLatestContentVersionVO(contentVO.getId(), LanguageController.getController().getMasterLanguage((Integer)getHttpSession().getAttribute("repositoryId")).getId());
//TODO - should not do this but find one available version probably
if(contentVersionVO == null)
contentVersionVO = ContentVersionController.getContentVersionController().getLatestContentVersionVO(contentVO.getId(), ((LanguageVO)LanguageController.getController().getLanguageVOList().get(0)).getId());
//logger.info("contentVersionVO:" + contentVersionVO);
String userInputHTML = ContentVersionController.getContentVersionController().getAttributeValue(contentVersionVO.getId(), "UserInputHTML", false);
//logger.info("Found userInputHTML:" + userInputHTML);
ScriptController scriptController = getScriptController();
scriptController.setRequest(this.getRequest());
scriptController.beginTransaction();
Map context = new HashMap();
context.put("scriptLogic", scriptController);
StringWriter cacheString = new StringWriter();
PrintWriter cachedStream = new PrintWriter(cacheString);
new VelocityTemplateProcessor().renderTemplate(context, cachedStream, userInputHTML);
//renderTemplate(context, cachedStream, userInputHTML);
String result = cacheString.toString();
scriptController.commitTransaction();
getResponse().setContentType("text/html");
PrintWriter out = getResponse().getWriter();
out.println(result);
out.flush();
out.close();
return NONE;
}
/**
* This method serves as the invoker of a task/script. It uses the velocity-engine to run logic.
* It allways run the script within it's own transaction as of now.
*
* @throws Exception
*/
public String doExecuteTask() throws Exception
{
try
{
ContentVO contentVO = ContentController.getContentController().getContentVOWithId(this.getTaskContentId());
ContentVersionVO contentVersionVO = ContentVersionController.getContentVersionController().getLatestContentVersionVO(contentVO.getId(), LanguageController.getController().getMasterLanguage((Integer)getHttpSession().getAttribute("repositoryId")).getId());
//TODO - should not do this but find one available version probably
if(contentVersionVO == null)
contentVersionVO = ContentVersionController.getContentVersionController().getLatestContentVersionVO(contentVO.getId(), ((LanguageVO)LanguageController.getController().getLanguageVOList().get(0)).getId());
String code = ContentVersionController.getContentVersionController().getAttributeValue(contentVersionVO.getId(), "ScriptCode", false);
String userOutputHTML = ContentVersionController.getContentVersionController().getAttributeValue(contentVersionVO.getId(), "UserOutputHTML", false);
ScriptController scriptController = getScriptController();
scriptController.setRequest(this.getRequest());
scriptController.setResponse(this.getResponse());
scriptController.beginTransaction();
Map context = new HashMap();
context.put("scriptLogic", scriptController);
InfoGlueComponent fakeComponent = new InfoGlueComponent();
fakeComponent.setName(contentVO.getName());
fakeComponent.setContentId(contentVO.getId());
StringWriter cacheString = new StringWriter();
PrintWriter cachedStream = new PrintWriter(cacheString);
new VelocityTemplateProcessor().renderTemplate(context, cachedStream, code, false, fakeComponent);
//renderTemplate(context, cachedStream, code);
String result = cacheString.toString();
scriptController.commitTransaction();
cacheString = new StringWriter();
cachedStream = new PrintWriter(cacheString);
new VelocityTemplateProcessor().renderTemplate(context, cachedStream, userOutputHTML, false, fakeComponent);
//renderTemplate(context, cachedStream, userOutputHTML);
result = cacheString.toString();
getResponse().setContentType("text/html");
PrintWriter out = getResponse().getWriter();
out.println(result);
out.flush();
out.close();
}
catch (Throwable e)
{
e.printStackTrace();
getResponse().setContentType("text/html");
PrintWriter out = getResponse().getWriter();
out.println("Error:" + e.getMessage());
out.flush();
out.close();
}
return NONE;
}
/**
* This method prepares the script-object which should be supplied to the scripting engine.
*/
private ScriptController getScriptController() throws Exception
{
ScriptController scriptController = new BasicScriptController(this.getInfoGluePrincipal());
return scriptController;
}
/**
* This method takes arguments and renders a template given as a string to the specified outputstream.
* Improve later - cache for example the engine.
*/
/*
public void renderTemplate(Map params, PrintWriter pw, String templateAsString) throws Exception
{
Velocity.init();
VelocityContext context = new VelocityContext();
Iterator i = params.keySet().iterator();
while(i.hasNext())
{
String key = (String)i.next();
context.put(key, params.get(key));
}
Reader reader = new StringReader(templateAsString);
boolean finished = Velocity.evaluate(context, pw, "Generator Error", reader);
}
*/
/**
* This method returns the contents that are of contentTypeDefinition "HTMLTemplate"
*/
public List getTasks() throws Exception
{
HashMap arguments = new HashMap();
arguments.put("method", "selectListOnContentTypeName");
List argumentList = new ArrayList();
HashMap argument = new HashMap();
argument.put("contentTypeDefinitionName", "TaskDefinition");
argumentList.add(argument);
arguments.put("arguments", argumentList);
return ContentControllerProxy.getController().getACContentVOList(this.getInfoGluePrincipal(), arguments);
}
/**
* This method returns the contents that are of contentTypeDefinition "HTMLTemplate"
*/
public List getCustomTasks() throws Exception
{
HashMap arguments = new HashMap();
arguments.put("method", "selectListOnContentTypeName");
List argumentList = new ArrayList();
HashMap argument = new HashMap();
argument.put("contentTypeDefinitionName", "TaskDefinition");
argumentList.add(argument);
arguments.put("arguments", argumentList);
return ContentControllerProxy.getController().getACContentVOList(this.getInfoGluePrincipal(), arguments);
}
public Integer getTaskContentId()
{
return taskContentId;
}
public void setTaskContentId(Integer taskContentId)
{
this.taskContentId = taskContentId;
}
public Integer getContentId()
{
return contentId;
}
public void setContentId(Integer contentId)
{
this.contentId = contentId;
}
public Integer getSiteNodeId()
{
return siteNodeId;
}
public void setSiteNodeId(Integer siteNodeId)
{
this.siteNodeId = siteNodeId;
}
}