import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Iterator;
import java.util.Map;
import java.util.Scanner;

import net.yacy.cora.protocol.RequestHeader;
import net.yacy.search.Switchboard;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;

public class ynetSearch {

	public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
        final Switchboard switchboard = (Switchboard) env;
        final boolean isAdmin=switchboard.verifyAuthentication(header);
        final serverObjects prop = new serverObjects();

    	if(post != null){
    		if(!isAdmin){
			// force authentication if desired
    			if(post.containsKey("login")){
                	prop.authenticationRequired();
    			}
    			return prop;
    		} else {
    			InputStream is = null;
    			try {
    			    String searchaddress = post.get("url");
    			    if (!searchaddress.startsWith("http://")) {
    			        // a relative path .. this addresses the local peer
    			        searchaddress = "http://" + switchboard.peers.mySeed().getPublicAddress() + ((searchaddress.length() > 0 && searchaddress.charAt(0) == '/') ? "" : "/") + searchaddress;
    			    }
    			    post.remove("url");
    			    post.remove("login");
    			    final Iterator <Map.Entry<String, String>> it = post.entrySet().iterator();
    			    String s = searchaddress;
    			    Map.Entry<String, String> k;
    			    while(it.hasNext()) {
    			    	k = it.next();
    			    	s = s + "&" + k.getKey() + "=" + k.getValue();
    			    }
    				// final String s = searchaddress+"&query="+post.get("search")+"&maximumRecords="+post.get("maximumRecords")+"&startRecord="+post.get("startRecord");
    				final URL url = new URL(s);
    				is = url.openStream();
    				final String httpout = new Scanner(is).useDelimiter( "\\Z" ).next();
    				prop.put("http", httpout);
    			}
    			catch ( final Exception e ) {
    				prop.put("url", "error!");
    			}
    			finally {
    				if ( is != null )
    					try { is.close(); } catch ( final IOException e ) { }
    			}
    		}
    	}
    	return prop;
	}
}