package webraveler.plugin;

import java.util.*;

import webraveler.html.HTMLPage2;
import webraveler.http.HTTPRequest;
import webraveler.http.HTTPResponse;
import webraveler.ravel.PluginAPI;
import webraveler.vurl.PluginChangePref;
import webraveler.vurl.PluginConfig;

/**
 *
 * A quick demo of linking to the instructor's home.
 *
 **/

public class BonkifyPlugin extends webraveler.ravel.RavelerPlugin {
	/* variables */
	
	/*constructors*/
	public BonkifyPlugin () {
		name = "BonkifyPlugin";
		mimeTypes.add("text/html");
	}
	
	/*methods*/
	
	public void setDefaultAttributes () {
		attributes = new Hashtable();
		attributes.put("InsertHtml","<p>Return to <a href=\"http://www.cs.grinnell.edu/\">the course home</a>.</p>");
	} 
	
	public boolean initialize () {
		return true;
	}//initialize()
	
	public HTTPRequest execute (HTTPRequest request, Hashtable attributes) {
		return request;
	}//execute()
	
	
	
	public HTTPResponse execute (HTTPResponse response, Hashtable attributes){
		System.out.println("Executing BonkifyPlugin: ");
	
		webraveler.html.HTMLPage2 page = response.getHtmlPage();
		if (page.toString().indexOf("Curtis J. Bonk") >= 0) {
		   response.getHtmlPage().insertAtTop("<p><blink><b>You've found a <i>special</i> Bonk page!</b></blink></p>");
		}
		
		/* Change the entityBytes of the passed HTTPResponse to the HTML page w/inserted text
		 * at the top */
		response.correctContentLength();
		
		System.out.println("BonkifyPlugin: DONE");
		return response;
	} //execute(HTTPResponse)
	
	
	public  void terminate() {
		
	} // terminate()
	
	
}// BonkifyPlugin