forked from stefatorus/LagAssist
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99 lines
2.3 KiB
99 lines
2.3 KiB
package cx.sfy.LagAssist.api;
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import java.awt.image.BufferedImage;
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import java.io.ByteArrayOutputStream;
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import java.io.DataOutputStream;
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import java.net.InetAddress;
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import java.util.regex.Pattern;
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import org.bukkit.event.EventHandler;
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import org.bukkit.event.EventPriority;
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import org.bukkit.event.Listener;
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import org.bukkit.event.server.ServerListPingEvent;
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import org.bukkit.util.CachedServerIcon;
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import cx.sfy.LagAssist.Main;
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import cx.sfy.LagAssist.Monitor;
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import cx.sfy.LagAssist.utils.MathUtils;
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public class MotdAPI implements Listener {
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@EventHandler(priority = EventPriority.HIGHEST)
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public void onServerPing(ServerListPingEvent e) {
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InetAddress addr = e.getAddress();
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String saddr = addr.getHostAddress();
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Main.sendDebug("Received ping from " + saddr, 1);
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boolean found = false;
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for (String stg : Main.config.getStringList("api.server-icon.allowed-ips")) {
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Pattern pat = Pattern.compile(stg.replace("*", "(.*.)"));
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found = pat.matcher(saddr).find();
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if (found) {
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break;
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}
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}
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if (!found) {
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return;
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}
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Main.sendDebug("API ping response to " + saddr, 1);
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try {
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e.setServerIcon(generateIcon());
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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}
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private static CachedServerIcon generateIcon() throws Exception{
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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DataOutputStream dos = new DataOutputStream(baos);
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float tps[] = new float[]{(Double.valueOf(Monitor.getTPS(0)).floatValue()), (Double.valueOf(Monitor.getTPS(1)).floatValue()), (Double.valueOf(Monitor.getTPS(2)).floatValue())};
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for (int i = 0; i< tps.length; i++) {
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System.out.println(tps[i]);
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dos.writeFloat(tps[i]);
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}
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dos.flush();
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baos.flush();
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return new CachedServerIcon() {
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@Override
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public String getData() {
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return javax.xml.bind.DatatypeConverter.printBase64Binary(baos.toByteArray());
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}
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};
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}
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public static BufferedImage convertBytesToImage(byte[] bts) {
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int[] pixels = MathUtils.bytesToIntegers(bts);
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int size = 64;
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BufferedImage img = new BufferedImage(size, size, BufferedImage.TYPE_4BYTE_ABGR);
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img.setRGB(0, 0, bts.length);
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int pixel;
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for (pixel = 1; pixel <= pixels.length; pixel++) {
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int x = pixel%size;
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int y = pixel/size;
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img.setRGB(x, y, pixels[pixel-1]);
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}
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return img;
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}
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}
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