package net.aufdemrand.denizen.events.core;
import net.aufdemrand.denizen.events.EventManager;
import net.aufdemrand.denizen.events.SmartEvent;
import net.aufdemrand.denizen.objects.Element;
import net.aufdemrand.denizen.objects.dList;
import net.aufdemrand.denizen.objects.dObject;
import net.aufdemrand.denizen.utilities.DenizenAPI;
import net.aufdemrand.denizen.utilities.debugging.dB;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.server.ServerListPingEvent;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class ListPingSmartEvent implements SmartEvent, Listener {
///////////////////
// SMARTEVENT METHODS
///////////////
@Override
public boolean shouldInitialize(Set<String> events) {
// Loop through event names from loaded world script events
for (String event : events) {
// Use a regex pattern to narrow down matches
Matcher m = Pattern.compile("on server list ping", Pattern.CASE_INSENSITIVE)
.matcher(event);
if (m.matches()) {
// Event names are simple enough to just go ahead and pass on any match.
return true;
}
}
// No matches at all, just fail.
return false;
}
@Override
public void _initialize() {
DenizenAPI.getCurrentInstance().getServer().getPluginManager()
.registerEvents(this, DenizenAPI.getCurrentInstance());
dB.log("Loaded List Ping SmartEvent.");
}
@Override
public void breakDown() {
ServerListPingEvent.getHandlerList().unregister(this);
}
//////////////
// MECHANICS
///////////
// <--[event]
// @Events
// server list ping
//
// @Triggers when the server is pinged for a client's server list.
// @Context
// <context.motd> returns the MOTD that will show.
// <context.max_players> returns the number of max players that will show.
// <context.num_players> returns the number of online players that will show.
// <context.address> returns the IP address requesting the list.
//
// @Determine
// Element(Number) to change the max player amount that will show
// Element(Number)|Element to set the max player amount and change the MOTD.
// Element to change the MOTD that will show.
//
// -->
@EventHandler
public void onListPing(ServerListPingEvent event) {
Map<String, dObject> context = new HashMap<String, dObject>();
context.put("motd", new Element(event.getMotd()));
context.put("max_players", new Element(event.getMaxPlayers()));
context.put("num_players", new Element(event.getNumPlayers()));
context.put("address", new Element(event.getAddress().toString()));
String determination = EventManager.doEvents(Arrays.asList("server list ping"), null, null, context);
String[] values = determination.split("[\\|" + dList.internal_escape + "]", 2);
if (new Element(values[0]).isInt())
event.setMaxPlayers(new Element(values[0]).asInt());
if (determination.length() > 0 && !determination.equalsIgnoreCase("none")) {
if (values.length == 2)
event.setMotd(values[1]);
else
event.setMotd(determination);
}
}
}