info.kwarc.sally4.framing.factory.SallyFrameMenuFactory Maven / Gradle / Ivy

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package info.kwarc.sally4.framing.factory;

import info.kwarc.sally4.components.TemplatingComponent;
import info.kwarc.sally4.docmanager.CallbackManager;
import info.kwarc.sally4.framing.impl.SallyFrameMenuImpl;
import info.kwarc.sally4.framing.impl.SallyFrameMenuImpl.MenuListWindow;
import info.kwarc.sally4.registration.SallyClient;
import info.kwarc.sally4.servlet.SallyServlet;
import info.kwarc.sally4.util.InstanceCreator;

import java.util.HashMap;

import org.apache.camel.CamelContext;
import org.apache.camel.Header;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.impl.DefaultCamelContext;
import org.apache.felix.ipojo.ConfigurationException;
import org.apache.felix.ipojo.Factory;
import org.apache.felix.ipojo.MissingHandlerException;
import org.apache.felix.ipojo.UnacceptableConfiguration;
import org.apache.felix.ipojo.annotations.Bind;
import org.apache.felix.ipojo.annotations.Component;
import org.apache.felix.ipojo.annotations.Instantiate;
import org.apache.felix.ipojo.annotations.Invalidate;
import org.apache.felix.ipojo.annotations.Requires;
import org.apache.felix.ipojo.annotations.Validate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@Instantiate
@Component
public class SallyFrameMenuFactory extends RouteBuilder {
	
	final public static String menuPath = "/frames/menu";
	
	@Requires
	SallyServlet servlet;
	
	@Requires
	CallbackManager callbacks;
	
	@Requires(filter="(factory.name="+SallyFrameMenuImpl.factoryid+")")
	Factory sallyFrameMenuFactory;

	Logger log;
		
	public SallyFrameMenuFactory() throws Exception {
		log = LoggerFactory.getLogger(getClass());
	}

	@Validate
	void start() throws Exception {
		CamelContext context = new DefaultCamelContext();
		context.addComponent("sallyservlet", servlet.getCamelComponent());
		context.addComponent("freemarker", new TemplatingComponent("templates/", getClass().getClassLoader()));
//		context.addComponent("freemarker", new FreemarkerComponent());
		context.addRoutes(this);
		context.start();
	}
	
	@Invalidate
	void stop() throws Exception {
		getContext().stop();
	}
	
	@Bind(aggregate=true)
	void addDoc(SallyClient doc) throws UnacceptableConfiguration, MissingHandlerException, ConfigurationException {
		if (doc.supports("frames")) {
			InstanceCreator.init(sallyFrameMenuFactory)
				.setInstanceName("Sally Frame Menu for "+doc.getDocQueue())
				.setDynamicRequirement("clientInstance", "(docQueue="+doc.getDocQueue()+")")
				.setDynamicRequirement("theoInstance", "(environmentid="+doc.getEnvironmentID()+")")
				.create();
		}
	}

	public HashMap processRequest(@Header("id") String id, @Header("choice") Integer choice) throws Exception {
	    HashMap result = new HashMap();
	    if (id == null)
	    	return result;
	    MenuListWindow menuInfo = callbacks.get(id, MenuListWindow.class);

	    if (choice!=null) {
		    Integer index = choice;
		    menuInfo.getTheo().closeWindow(menuInfo.getWndid());
		    menuInfo.getItems().get(index).run();
	    }
	    
	    result.put("items", menuInfo.getItems());
	    result.put("menuid", id);
	    return result;
	}

	
	@Override
	public void configure() throws Exception {
		from("sallyservlet://"+menuPath)
			.bean(method(this, "processRequest"))
			.to("freemarker:frames_menu.html");
//			.to("freemarker:file:///home/cjucovschi/sally4/office-base/src/main/resources/templates/frames_menu.html");

	}

	
}