ROnline.java

/* Date:        February 2, 2010
 * Template:	PluginScreenJavaTemplateGen.java.ftl
 * generator:   org.molgenis.generators.ui.PluginScreenJavaTemplateGen 3.3.2-testing
 * 
 * THIS FILE IS A TEMPLATE. PLEASE EDIT :-)
 */

package plugins.ronline;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.molgenis.framework.db.Database;
import org.molgenis.framework.ui.PluginModel;
import org.molgenis.framework.ui.ScreenController;
import org.molgenis.framework.ui.ScreenMessage;
import org.molgenis.framework.ui.ScreenModel;
import org.molgenis.util.Entity;
import org.molgenis.util.Tuple;

public class ROnline<E extends Entity> extends PluginModel<E>
{
	private static final long serialVersionUID = -4016852670578378111L;

	private ROnlineModel model = new ROnlineModel();

	public ROnline(String name, ScreenController<?> parent)
	{
		super(name, parent);
	}

	public ROnlineModel getMyModel()
	{
		return model;
	}

	public ROnline(String name, ScreenModel parent)
	{
		super(name, parent.getController());
	}

	@Override
	public String getCustomHtmlHeaders()
	{
		return "<script type=\"text/javascript\"><!--window.onload = document.onload(){id = document.getElementById('inputBox');id.focus() = TRUE;document.onkeydown(){if(window.event.keyCode==13){document.forms.${screen.name}.__action.value = 'execute';}}// --> </script>";
	}

	@Override
	public String getCustomHtmlBodyOnLoad()
	{
		return "document.getElementById('inputBoxROnline').focus();";
	}

	@Override
	public String getViewName()
	{
		return "ROnline";
	}

	@Override
	public String getViewTemplate()
	{
		return "plugins/ronline/ROnline.ftl";
	}

	public void handleRequest(Database db, Tuple request)
	{
		if (request.getString("__action") != null)
		{

			try
			{

				if (request.getString("__action").equals("execute"))
				{

					String executeThis = request.getString("executeThis");
					List<String> allRes = new ArrayList<String>();
					allRes.addAll(this.model.getResults());
					allRes.add("> " + executeThis);
					if (!this.model.getRp().isRunning())
					{
						newRProcess(this.model.getTimeOut());
					}
					List<String> newRes = this.model.getRp().execute(executeThis);
					allRes.addAll(newRes);
					this.model.setResults(allRes);

				}
				else if (request.getString("__action").equals("executeMulti"))
				{
					String executeThis = request.getString("executeMulti");
					List<String> executeMulti = new ArrayList<String>();
					for (String s : executeThis.split("\\r?\\n"))
					{
						executeMulti.add(s.trim());
					}
					List<String> allRes = new ArrayList<String>();
					allRes.addAll(this.model.getResults());
					if (!this.model.getRp().isRunning())
					{
						newRProcess(this.model.getTimeOut());
					}
					List<String> newRes = this.model.getRp().executeMulti(executeMulti);
					for (int i = 0; i < executeMulti.size(); i++)
					{
						allRes.add("> " + executeMulti.get(i));
						allRes.add(newRes.get(i));
					}
					if (newRes.size() > executeMulti.size())
					{
						throw new Exception("More results than commands");
					}
					this.model.setResults(allRes);
				}
				else if (request.getString("__action").equals("reset"))
				{
					if (this.model.getRp().isRunning())
					{
						this.model.getRp().quit();
						newRProcess(this.model.getTimeOut());
					}
				}

			}
			catch (Exception e)
			{
				e.printStackTrace();
				this.setMessages(new ScreenMessage(e.getMessage() != null ? e.getMessage() : "null", false));
			}
		}
	}

	private void newRProcess(long timeOut) throws Exception
	{
		RProcess rp = new RProcess(timeOut);
		new Thread(rp).start();
		this.model.setRp(rp);
		this.model.setResults(this.model.getRp().getStartupMessage());
	}

	@Override
	public void reload(Database db)
	{

		if (this.model.getTimeOut() == null)
		{
			this.model.setTimeOut((long) 600);
		}

		try
		{

			if (this.model.getRp() == null || !this.model.getRp().isRunning())
			{
				newRProcess(this.model.getTimeOut());
			}

		}
		catch (Exception e)
		{
			e.printStackTrace();
			this.setMessages(new ScreenMessage(e.getMessage() != null ? e.getMessage() : "null", false));
		}

	}

}