/* this belongs to the WebRaveler package */
package webraveler.vurl;

import java.util.*;


import webraveler.http.HTTPRequest;
import webraveler.http.HTTPResponse;
import webraveler.ravel.Raveler;
import webraveler.ravel.RavelerException;
import webraveler.ravel.RavelerUser;
/**
 * Saves the current configuration settings for the given user to disk
 *
 * @author The Web Raveler Development Squad
 * @version 1.0
 */
public class SaveConfigVURL implements VURL {

	/**
	 *
	 */
	public SaveConfigVURL () {
	
	} // SaveConfigVURL()
	
	/**
	 * Saves the user's preferences to disk, and returns a response indicating whether the 
	 * operation was successful
	 */
	public HTTPResponse resolveVURL(String username, String query,  HTTPRequest request,Raveler ravel) {
		String responseString = new String("");
		responseString += "<html><head>"+Raveler.ravelerCSS;
		/* Get the RavelerUser for the given username */
		RavelerUser user = new RavelerUser();
		try {
			user = ravel.getUser(username);
		        user.savePreferences();
			responseString += "<title>Configuration Saved</title></head><body>";
		   	responseString += "<p class='message'>The configuration was successfully saved</p>";
		} catch (RavelerException re) {
		   responseString += "<title>Error Saving Configuration</title></head><body>";
		   responseString += "<p class='message'>"+re.getMessage()+"</p>";
		} //catch
		responseString += "</body></html>";
		return new HTTPResponse("HTTP/1.0",200,"OK",responseString.getBytes(),new Hashtable());		
	} // resolveVURL

} // class SaveConfigVURL