IPCommand.java

package polly.rx.commands;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

import polly.rx.MSG;
import polly.rx.MyPlugin;
import de.skuzzle.polly.sdk.Command;
import de.skuzzle.polly.sdk.MyPolly;
import de.skuzzle.polly.sdk.Parameter;
import de.skuzzle.polly.sdk.Signature;
import de.skuzzle.polly.sdk.Types;
import de.skuzzle.polly.sdk.User;
import de.skuzzle.polly.sdk.exceptions.CommandException;
import de.skuzzle.polly.sdk.exceptions.DuplicatedSignatureException;
import de.skuzzle.polly.sdk.exceptions.InsufficientRightsException;


public class IPCommand extends Command {

    private final static String REQUEST_URL = 
        "http://rx.eggsberde.de/polly/ip.php?venad="; //$NON-NLS-1$
    
    private final static int CLAN = 1;
    private final static int QUAD = 2;
    private final static int X = 3;
    private final static int Y = 4;
    private final static int DATE = 5;
    
    
    
    public IPCommand(MyPolly polly) throws DuplicatedSignatureException {
        super(polly, "ip"); //$NON-NLS-1$
        this.createSignature(MSG.ipSig0Desc, 
        		MyPlugin.IP_PERMISSION, 
        		new Parameter(MSG.ipSig0Venad, Types.STRING));
        this.setHelpText(MSG.ipHelp);
        this.setRegisteredOnly();
    }

    
    
    @Override
    protected boolean executeOnBoth(User executer, String channel,
            Signature signature) throws CommandException, InsufficientRightsException {
        
        if (this.match(signature, 0)) {
            String venad = signature.getStringValue(0);
            BufferedReader r = null;
            try {
                URL url = new URL(REQUEST_URL + venad);
                URLConnection c = url.openConnection();
                r = new BufferedReader(new InputStreamReader(c.getInputStream(), "UTF-8")); //$NON-NLS-1$

                String line = r.readLine();
                if (line == null) {
                    throw new CommandException(MSG.ipInvalidAnswer);
                } else if (line.equals("nix")) { //$NON-NLS-1$
                    this.reply(channel, MSG.ipNoIp);
                    return false;
                }
                //ipResultWithClan = IP von %s[%s]: %s %d,%d (%s)
                //        ipResult = IP von %s: %s %d,%d (%s)
                String[] parts = line.split(";"); //$NON-NLS-1$
                final String result;
                if (!parts[CLAN].equals("")) { //$NON-NLS-1$
                    result = MSG.bind(MSG.ipResultWithClan, venad, parts[CLAN], 
                            parts[QUAD], parts[X], parts[Y], parts[DATE]);
                } else {
                    result = MSG.bind(MSG.ipResult, venad, parts[QUAD], parts[X], 
                            parts[Y], parts[DATE]);
                }
                    
                
                this.reply(channel, result);
            } catch (MalformedURLException e) {
                throw new CommandException(e);
            } catch (IOException e) {
                throw new CommandException(e);
            }
        }
        return false;
    }
}