/* this belongs to the WebRaveler2.Plugins package */
package webraveler.plugin;

import java.util.*;

import webraveler.html.HTMLPage2;
import webraveler.http.HTTPRequest;
import webraveler.http.HTTPResponse;

/**
 * A Web Raveler plugin to insert text at the bottom of an
 * HTML page
 *
 * @author The Web Raveler Development Squad
 * @version 1.0
 */
public class InsertInHeadPlugin extends webraveler.ravel.RavelerPlugin {
	String htmlToInsert;
	String targetTag;
	
	/**
	 *
	 */
	public InsertInHeadPlugin() {
		name = "InsertInHeadPlugin";
		mimeTypes.add("text/html");
	} // InsertAtBottomPlugin()
	
	/**
	 * 
	 */
	public boolean initialize() {
		return true;
	} // initialize()
	
	/**
	 *
	 */
	public HTTPRequest execute(HTTPRequest request, Hashtable attributes) {
		return request;
	} // execute(HTTPRequest)
	
	/**
	 *
	 */
	public HTTPResponse execute(HTTPResponse response, Hashtable attributes) {
		System.out.println("InsertInHeadPlugin: Executing...");
		
		System.out.println("InsertInHeadPlugin: Inserting text...");
		htmlToInsert = (String) attributes.get("htmlToInsert");
		targetTag = (String) attributes.get("targetTag");
		
	//	response.getHtmlPage().insertInHead("<"+targetTag+">"+htmlToInsert+"</"+targetTag+">");
		
		response.correctContentLength();
		
		System.out.println("InsertInHeadPlugin: DONE");
		// otherwise just return the original response
		return response;
		
	} //execute(HTTPResponse)
	
	/**
	 *
	 */
	public void terminate() {
		
	} // terminate()
	
	
	/**
	 * Return the default configuration for this plugin as a hash table. 
	 *
	 */
	public void setDefaultAttributes() {
		attributes = new Hashtable();
		attributes.put("htmlToInsert"," Chillin' in header!");
		attributes.put("targetTag","foobar");
	}
	
} // InsertInHeadPlugin