2022-10-21 08:36:11 +02:00

736 lines
27 KiB
Java

/*
* Iris is a World Generator for Minecraft Bukkit Servers
* Copyright (c) 2022 Arcane Arts (Volmit Software)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package com.volmit.iris;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import com.google.gson.JsonParser;
import com.volmit.iris.core.IrisSettings;
import com.volmit.iris.core.ServerConfigurator;
import com.volmit.iris.core.link.IrisPapiExpansion;
import com.volmit.iris.core.link.MultiverseCoreLink;
import com.volmit.iris.core.link.MythicMobsLink;
import com.volmit.iris.core.loader.IrisData;
import com.volmit.iris.core.nms.INMS;
import com.volmit.iris.core.pregenerator.LazyPregenerator;
import com.volmit.iris.core.service.StudioSVC;
import com.volmit.iris.core.tools.IrisToolbelt;
import com.volmit.iris.engine.EnginePanic;
import com.volmit.iris.engine.object.IrisCompat;
import com.volmit.iris.engine.object.IrisDimension;
import com.volmit.iris.engine.object.IrisWorld;
import com.volmit.iris.engine.platform.BukkitChunkGenerator;
import com.volmit.iris.engine.platform.DummyChunkGenerator;
import com.volmit.iris.util.collection.KList;
import com.volmit.iris.util.collection.KMap;
import com.volmit.iris.util.exceptions.IrisException;
import com.volmit.iris.util.format.C;
import com.volmit.iris.util.format.Form;
import com.volmit.iris.util.function.NastyRunnable;
import com.volmit.iris.util.io.FileWatcher;
import com.volmit.iris.util.io.IO;
import com.volmit.iris.util.io.InstanceState;
import com.volmit.iris.util.io.JarScanner;
import com.volmit.iris.util.math.M;
import com.volmit.iris.util.math.RNG;
import com.volmit.iris.util.parallel.MultiBurst;
import com.volmit.iris.util.plugin.IrisService;
import com.volmit.iris.util.plugin.Metrics;
import com.volmit.iris.util.plugin.VolmitPlugin;
import com.volmit.iris.util.plugin.VolmitSender;
import com.volmit.iris.util.reflect.ShadeFix;
import com.volmit.iris.util.scheduling.J;
import com.volmit.iris.util.scheduling.Queue;
import com.volmit.iris.util.scheduling.ShurikenQueue;
import io.papermc.lib.PaperLib;
import net.kyori.adventure.platform.bukkit.BukkitAudiences;
import net.kyori.adventure.text.serializer.ComponentSerializer;
import org.bukkit.*;
import org.bukkit.block.data.BlockData;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.configuration.file.YamlConfiguration;
import org.bukkit.entity.Player;
import org.bukkit.event.Event;
import org.bukkit.event.HandlerList;
import org.bukkit.event.Listener;
import org.bukkit.generator.BiomeProvider;
import org.bukkit.generator.ChunkGenerator;
import org.bukkit.plugin.IllegalPluginAccessException;
import org.bukkit.plugin.Plugin;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.io.*;
import java.lang.annotation.Annotation;
import java.net.URL;
import java.util.Date;
import java.util.Map;
@SuppressWarnings("CanBeFinal")
public class Iris extends VolmitPlugin implements Listener {
public static final String OVERWORLD_TAG = "2090";
private static final Queue<Runnable> syncJobs = new ShurikenQueue<>();
public static Iris instance;
public static BukkitAudiences audiences;
public static MultiverseCoreLink linkMultiverseCore;
public static MythicMobsLink linkMythicMobs;
public static IrisCompat compat;
public static FileWatcher configWatcher;
private static VolmitSender sender;
static {
try {
fixShading();
InstanceState.updateInstanceId();
} catch(Throwable ignored) {
}
}
private final KList<Runnable> postShutdown = new KList<>();
private KMap<Class<? extends IrisService>, IrisService> services;
public static VolmitSender getSender() {
return sender;
}
@SuppressWarnings("unchecked")
public static <T> T service(Class<T> c) {
return (T) instance.services.get(c);
}
public static void callEvent(Event e) {
if(!e.isAsynchronous()) {
J.s(() -> Bukkit.getPluginManager().callEvent(e));
} else {
Bukkit.getPluginManager().callEvent(e);
}
}
public static KList<Object> initialize(String s, Class<? extends Annotation> slicedClass) {
JarScanner js = new JarScanner(instance.getJarFile(), s);
KList<Object> v = new KList<>();
J.attempt(js::scan);
for(Class<?> i : js.getClasses()) {
if(slicedClass == null || i.isAnnotationPresent(slicedClass)) {
try {
v.add(i.getDeclaredConstructor().newInstance());
} catch(Throwable ignored) {
}
}
}
return v;
}
public static KList<Class<?>> getClasses(String s, Class<? extends Annotation> slicedClass) {
JarScanner js = new JarScanner(instance.getJarFile(), s);
KList<Class<?>> v = new KList<>();
J.attempt(js::scan);
for(Class<?> i : js.getClasses()) {
if(slicedClass == null || i.isAnnotationPresent(slicedClass)) {
try {
v.add(i);
} catch(Throwable ignored) {
}
}
}
return v;
}
public static KList<Object> initialize(String s) {
return initialize(s, null);
}
public static void sq(Runnable r) {
synchronized(syncJobs) {
syncJobs.queue(r);
}
}
public static File getTemp() {
return instance.getDataFolder("cache", "temp");
}
public static void msg(String string) {
try {
sender.sendMessage(string);
} catch(Throwable e) {
try {
System.out.println(instance.getTag() + string.replaceAll("(<([^>]+)>)", ""));
} catch(Throwable ignored1) {
}
}
}
public static File getCached(String name, String url) {
String h = IO.hash(name + "@" + url);
File f = Iris.instance.getDataFile("cache", h.substring(0, 2), h.substring(3, 5), h);
if(!f.exists()) {
try(BufferedInputStream in = new BufferedInputStream(new URL(url).openStream()); FileOutputStream fileOutputStream = new FileOutputStream(f)) {
byte[] dataBuffer = new byte[1024];
int bytesRead;
while((bytesRead = in.read(dataBuffer, 0, 1024)) != -1) {
fileOutputStream.write(dataBuffer, 0, bytesRead);
Iris.verbose("Aquiring " + name);
}
} catch(IOException e) {
Iris.reportError(e);
}
}
return f.exists() ? f : null;
}
public static String getNonCached(String name, String url) {
String h = IO.hash(name + "*" + url);
File f = Iris.instance.getDataFile("cache", h.substring(0, 2), h.substring(3, 5), h);
try(BufferedInputStream in = new BufferedInputStream(new URL(url).openStream()); FileOutputStream fileOutputStream = new FileOutputStream(f)) {
byte[] dataBuffer = new byte[1024];
int bytesRead;
while((bytesRead = in.read(dataBuffer, 0, 1024)) != -1) {
fileOutputStream.write(dataBuffer, 0, bytesRead);
}
} catch(IOException e) {
Iris.reportError(e);
}
try {
return IO.readAll(f);
} catch(IOException e) {
Iris.reportError(e);
}
return "";
}
public static File getNonCachedFile(String name, String url) {
String h = IO.hash(name + "*" + url);
File f = Iris.instance.getDataFile("cache", h.substring(0, 2), h.substring(3, 5), h);
Iris.verbose("Download " + name + " -> " + url);
try(BufferedInputStream in = new BufferedInputStream(new URL(url).openStream()); FileOutputStream fileOutputStream = new FileOutputStream(f)) {
byte[] dataBuffer = new byte[1024];
int bytesRead;
while((bytesRead = in.read(dataBuffer, 0, 1024)) != -1) {
fileOutputStream.write(dataBuffer, 0, bytesRead);
}
fileOutputStream.flush();
} catch(IOException e) {
e.printStackTrace();
Iris.reportError(e);
}
return f;
}
public static void warn(String format, Object... objs) {
msg(C.YELLOW + String.format(format, objs));
}
public static void error(String format, Object... objs) {
msg(C.RED + String.format(format, objs));
}
public static void debug(String string) {
if(!IrisSettings.get().getGeneral().isDebug()) {
return;
}
try {
throw new RuntimeException();
} catch(Throwable e) {
try {
String[] cc = e.getStackTrace()[1].getClassName().split("\\Q.\\E");
if(cc.length > 5) {
debug(cc[3] + "/" + cc[4] + "/" + cc[cc.length - 1], e.getStackTrace()[1].getLineNumber(), string);
} else {
debug(cc[3] + "/" + cc[4], e.getStackTrace()[1].getLineNumber(), string);
}
} catch(Throwable ex) {
debug("Origin", -1, string);
}
}
}
public static void debug(String category, int line, String string) {
if(!IrisSettings.get().getGeneral().isDebug()) {
return;
}
if(IrisSettings.get().getGeneral().isUseConsoleCustomColors()) {
msg("<gradient:#095fe0:#a848db>" + category + " <#bf3b76>" + line + "<reset> " + C.LIGHT_PURPLE + string.replaceAll("\\Q<\\E", "[").replaceAll("\\Q>\\E", "]"));
} else {
msg(C.BLUE + category + ":" + C.AQUA + line + C.RESET + C.LIGHT_PURPLE + " " + string.replaceAll("\\Q<\\E", "[").replaceAll("\\Q>\\E", "]"));
}
}
public static void verbose(String string) {
debug(string);
}
public static void success(String string) {
msg(C.IRIS + string);
}
public static void info(String string) {
msg(C.WHITE + string);
}
@SuppressWarnings("deprecation")
public static void later(NastyRunnable object) {
try {
Bukkit.getScheduler().scheduleAsyncDelayedTask(instance, () ->
{
try {
object.run();
} catch(Throwable e) {
e.printStackTrace();
Iris.reportError(e);
}
}, RNG.r.i(100, 1200));
} catch(IllegalPluginAccessException ignored) {
}
}
public static int jobCount() {
return syncJobs.size();
}
public static void clearQueues() {
synchronized(syncJobs) {
syncJobs.clear();
}
}
private static int getJavaVersion() {
String version = System.getProperty("java.version");
if(version.startsWith("1.")) {
version = version.substring(2, 3);
} else {
int dot = version.indexOf(".");
if(dot != -1) {
version = version.substring(0, dot);
}
}
return Integer.parseInt(version);
}
public static void reportErrorChunk(int x, int z, Throwable e, String extra) {
if(IrisSettings.get().getGeneral().isDebug()) {
File f = instance.getDataFile("debug", "chunk-errors", "chunk." + x + "." + z + ".txt");
if(!f.exists()) {
J.attempt(() -> {
PrintWriter pw = new PrintWriter(f);
pw.println("Thread: " + Thread.currentThread().getName());
pw.println("First: " + new Date(M.ms()));
e.printStackTrace(pw);
pw.close();
});
}
Iris.debug("Chunk " + x + "," + z + " Exception Logged: " + e.getClass().getSimpleName() + ": " + C.RESET + "" + C.LIGHT_PURPLE + e.getMessage());
}
}
public static void reportError(Throwable e) {
if(IrisSettings.get().getGeneral().isDebug()) {
String n = e.getClass().getCanonicalName() + "-" + e.getStackTrace()[0].getClassName() + "-" + e.getStackTrace()[0].getLineNumber();
if(e.getCause() != null) {
n += "-" + e.getCause().getStackTrace()[0].getClassName() + "-" + e.getCause().getStackTrace()[0].getLineNumber();
}
File f = instance.getDataFile("debug", "caught-exceptions", n + ".txt");
if(!f.exists()) {
J.attempt(() -> {
PrintWriter pw = new PrintWriter(f);
pw.println("Thread: " + Thread.currentThread().getName());
pw.println("First: " + new Date(M.ms()));
e.printStackTrace(pw);
pw.close();
});
}
Iris.debug("Exception Logged: " + e.getClass().getSimpleName() + ": " + C.RESET + "" + C.LIGHT_PURPLE + e.getMessage());
}
}
private void enable() {
instance = this;
services = new KMap<>();
initialize("com.volmit.iris.core.service").forEach((i) -> services.put((Class<? extends IrisService>) i.getClass(), (IrisService) i));
INMS.get();
IO.delete(new File("iris"));
setupAudience();
sender = new VolmitSender(Bukkit.getConsoleSender());
sender.setTag(getTag());
instance = this;
compat = IrisCompat.configured(getDataFile("compat.json"));
linkMultiverseCore = new MultiverseCoreLink();
linkMythicMobs = new MythicMobsLink();
configWatcher = new FileWatcher(getDataFile("settings.json"));
services.values().forEach(IrisService::onEnable);
services.values().forEach(this::registerListener);
J.s(() -> {
J.a(() -> PaperLib.suggestPaper(this));
J.a(() -> IO.delete(getTemp()));
J.a(LazyPregenerator::loadLazyGenerators, 100);
J.a(this::bstats);
J.ar(this::checkConfigHotload, 60);
J.sr(this::tickQueue, 0);
J.s(this::setupPapi);
J.a(ServerConfigurator::configure, 20);
splash();
autoStartStudio();
checkForBukkitWorlds();
IrisToolbelt.retainMantleDataForSlice(String.class.getCanonicalName());
IrisToolbelt.retainMantleDataForSlice(BlockData.class.getCanonicalName());
});
}
private void checkForBukkitWorlds() {
FileConfiguration fc = new YamlConfiguration();
try {
fc.load(new File("bukkit.yml"));
searching: for(String i : fc.getKeys(true))
{
if(i.startsWith("worlds.") && i.endsWith(".generator")) {
String worldName = i.split("\\Q.\\E")[1];
String generator = IrisSettings.get().getGenerator().getDefaultWorldType();
if(fc.getString(i).startsWith("Iris:")) {
generator = fc.getString(i).split("\\Q:\\E")[1];
} else if(fc.getString(i).equals("Iris")) {
generator = IrisSettings.get().getGenerator().getDefaultWorldType();
} else {
continue;
}
for(World j : Bukkit.getWorlds())
{
if(j.getName().equals(worldName))
{
continue searching;
}
}
Iris.warn("Detected an Iris World in the bukkit yml '" + worldName + "' using Iris that was not loaded by bukkit. Good Guy Iris will load it up for you!");
Iris.info(C.LIGHT_PURPLE + "Preparing Spawn for " + worldName + "' using Iris:" + generator);
World world = new WorldCreator(worldName)
.generator(getDefaultWorldGenerator(worldName, generator))
.environment(IrisData.loadAnyDimension(generator).getEnvironment())
.createWorld();
Iris.info(C.LIGHT_PURPLE + "Loaded " + worldName + "!");
}
}
} catch(Throwable e) {
e.printStackTrace();
}
}
private void autoStartStudio() {
if(IrisSettings.get().getStudio().isAutoStartDefaultStudio()) {
Iris.info("Starting up auto Studio!");
try {
Player r = new KList<>(getServer().getOnlinePlayers()).getRandom();
Iris.service(StudioSVC.class).open(r != null ? new VolmitSender(r) : sender, 1337, IrisSettings.get().getGenerator().getDefaultWorldType(), (w) -> {
J.s(() -> {
for(Player i : getServer().getOnlinePlayers()) {
i.setGameMode(GameMode.SPECTATOR);
i.teleport(new Location(w, 0, 200, 0));
}
});
});
} catch(IrisException e) {
e.printStackTrace();
}
}
}
private void setupAudience() {
try {
audiences = BukkitAudiences.create(this);
} catch(Throwable e) {
e.printStackTrace();
IrisSettings.get().getGeneral().setUseConsoleCustomColors(false);
IrisSettings.get().getGeneral().setUseCustomColorsIngame(false);
Iris.error("Failed to setup Adventure API... No custom colors :(");
}
}
public static void dump() {
try {
File fi = Iris.instance.getDataFile("dump", "td-" + new java.sql.Date(M.ms()) + ".txt");
FileOutputStream fos = new FileOutputStream(fi);
Map<Thread, StackTraceElement[]> f = Thread.getAllStackTraces();
PrintWriter pw = new PrintWriter(fos);
for(Thread i : f.keySet()) {
pw.println("========================================");
pw.println("Thread: '" + i.getName() + "' ID: " + i.getId() + " STATUS: " + i.getState().name());
for(StackTraceElement j : f.get(i)) {
pw.println(" @ " + j.toString());
}
pw.println("========================================");
pw.println();
pw.println();
}
pw.close();
System.out.println("DUMPED! See " + fi.getAbsolutePath());
} catch(Throwable e) {
e.printStackTrace();
}
}
public void postShutdown(Runnable r) {
postShutdown.add(r);
}
public static void panic() {
EnginePanic.panic();
}
public static void addPanic(String s, String v) {
EnginePanic.add(s, v);
}
public void onEnable() {
enable();
super.onEnable();
Bukkit.getPluginManager().registerEvents(this, this);
}
public void onDisable() {
services.values().forEach(IrisService::onDisable);
Bukkit.getScheduler().cancelTasks(this);
HandlerList.unregisterAll((Plugin) this);
postShutdown.forEach(Runnable::run);
services.clear();
MultiBurst.burst.close();
super.onDisable();
}
private static void fixShading() {
ShadeFix.fix(ComponentSerializer.class);
}
private void setupPapi() {
if(Bukkit.getPluginManager().getPlugin("PlaceholderAPI") != null) {
new IrisPapiExpansion().register();
}
}
@Override
public void start() {
}
@Override
public void stop() {
}
@Override
public String getTag(String subTag) {
return C.BOLD + "" + C.DARK_GRAY + "[" + C.BOLD + "" + C.IRIS + "Iris" + C.BOLD + C.DARK_GRAY + "]" + C.RESET + "" + C.GRAY + ": ";
}
private void checkConfigHotload() {
if(configWatcher.checkModified()) {
IrisSettings.invalidate();
IrisSettings.get();
configWatcher.checkModified();
Iris.info("Hotloaded settings.json ");
}
}
private void tickQueue() {
synchronized(Iris.syncJobs) {
if(!Iris.syncJobs.hasNext()) {
return;
}
long ms = M.ms();
while(Iris.syncJobs.hasNext() && M.ms() - ms < 25) {
try {
Iris.syncJobs.next().run();
} catch(Throwable e) {
e.printStackTrace();
Iris.reportError(e);
}
}
}
}
private void bstats() {
if(IrisSettings.get().getGeneral().isPluginMetrics()) {
J.s(() -> new Metrics(Iris.instance, 8757));
}
}
@Override
public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
return super.onCommand(sender, command, label, args);
}
public void imsg(CommandSender s, String msg) {
s.sendMessage(C.IRIS + "[" + C.DARK_GRAY + "Iris" + C.IRIS + "]" + C.GRAY + ": " + msg);
}
@Nullable
@Override
public BiomeProvider getDefaultBiomeProvider(@NotNull String worldName, @Nullable String id) {
Iris.debug("Biome Provider Called for " + worldName + " using ID: " + id);
return super.getDefaultBiomeProvider(worldName, id);
}
@Override
public ChunkGenerator getDefaultWorldGenerator(String worldName, String id) {
Iris.debug("Default World Generator Called for " + worldName + " using ID: " + id);
if(worldName.equals("test")) {
try {
throw new RuntimeException();
} catch(Throwable e) {
Iris.info(e.getStackTrace()[1].getClassName());
if(e.getStackTrace()[1].getClassName().contains("com.onarandombox.MultiverseCore")) {
Iris.debug("MVC Test detected, Quick! Send them the dummy!");
return new DummyChunkGenerator();
}
}
}
IrisDimension dim;
if(id == null || id.isEmpty()) {
dim = IrisData.loadAnyDimension(IrisSettings.get().getGenerator().getDefaultWorldType());
} else {
dim = IrisData.loadAnyDimension(id);
}
Iris.debug("Generator ID: " + id + " requested by bukkit/plugin");
if(dim == null) {
Iris.warn("Unable to find dimension type " + id + " Looking for online packs...");
service(StudioSVC.class).downloadSearch(new VolmitSender(Bukkit.getConsoleSender()), id, true);
dim = IrisData.loadAnyDimension(id);
if(dim == null) {
throw new RuntimeException("Can't find dimension " + id + "!");
} else {
Iris.info("Resolved missing dimension, proceeding with generation.");
}
}
Iris.debug("Assuming IrisDimension: " + dim.getName());
IrisWorld w = IrisWorld.builder()
.name(worldName)
.seed(1337)
.environment(dim.getEnvironment())
.worldFolder(new File(worldName))
.minHeight(dim.getMinHeight())
.maxHeight(dim.getMaxHeight())
.build();
Iris.debug("Generator Config: " + w.toString());
File ff = new File(w.worldFolder(), "iris/pack");
if(!ff.exists() || ff.listFiles().length == 0) {
ff.mkdirs();
service(StudioSVC.class).installIntoWorld(sender, dim.getLoadKey(), ff.getParentFile());
}
return new BukkitChunkGenerator(w, false, ff, dim.getLoadKey());
}
public void splash() {
if(!IrisSettings.get().getGeneral().isSplashLogoStartup()) {
return;
}
// @NoArgsConstructor
String padd = Form.repeat(" ", 8);
String padd2 = Form.repeat(" ", 4);
String[] info = {"", "", "", "", "", padd2 + C.IRIS + " Iris", padd2 + C.GRAY + " by " + "<rainbow>Volmit Software", padd2 + C.GRAY + " v" + C.IRIS + getDescription().getVersion(),
};
String[] splash = {
padd + C.GRAY + " @@@@@@@@@@@@@@" + C.DARK_GRAY + "@@@",
padd + C.GRAY + " @@&&&&&&&&&" + C.DARK_GRAY + "&&&&&&" + C.IRIS + " .(((()))). ",
padd + C.GRAY + "@@@&&&&&&&&" + C.DARK_GRAY + "&&&&&" + C.IRIS + " .((((((())))))). ",
padd + C.GRAY + "@@@&&&&&" + C.DARK_GRAY + "&&&&&&&" + C.IRIS + " ((((((((())))))))) " + C.GRAY + " @",
padd + C.GRAY + "@@@&&&&" + C.DARK_GRAY + "@@@@@&" + C.IRIS + " ((((((((-))))))))) " + C.GRAY + " @@",
padd + C.GRAY + "@@@&&" + C.IRIS + " ((((((({ })))))))) " + C.GRAY + " &&@@@",
padd + C.GRAY + "@@" + C.IRIS + " ((((((((-))))))))) " + C.DARK_GRAY + "&@@@@@" + C.GRAY + "&&&&@@@",
padd + C.GRAY + "@" + C.IRIS + " ((((((((())))))))) " + C.DARK_GRAY + "&&&&&" + C.GRAY + "&&&&&&&@@@",
padd + C.GRAY + "" + C.IRIS + " '((((((()))))))' " + C.DARK_GRAY + "&&&&&" + C.GRAY + "&&&&&&&&@@@",
padd + C.GRAY + "" + C.IRIS + " '(((())))' " + C.DARK_GRAY + "&&&&&&&&" + C.GRAY + "&&&&&&&@@",
padd + C.GRAY + " " + C.DARK_GRAY + "@@@" + C.GRAY + "@@@@@@@@@@@@@@"
};
//@done
Iris.info("Server type & version: " + Bukkit.getVersion());
Iris.info("Bukkit version: " + Bukkit.getBukkitVersion());
Iris.info("Java version: " + getJavaVersion());
Iris.info("Custom Biomes: " + INMS.get().countCustomBiomes());
printPacks();
for(int i = 0; i < info.length; i++) {
splash[i] += info[i];
}
Iris.info("\n\n " + new KList<>(splash).toString("\n") + "\n");
}
private void printPacks() {
File packFolder = Iris.service(StudioSVC.class).getWorkspaceFolder();
File[] packs = packFolder.listFiles(File::isDirectory);
if(packs == null || packs.length == 0)
return;
Iris.info("Custom Dimensions: " + packs.length);
for(File f : packs)
printPack(f);
}
private void printPack(File pack) {
String dimName = pack.getName();
String version = "???";
try(FileReader r = new FileReader(new File(pack, "dimensions/" + dimName + ".json"))) {
JsonObject json = JsonParser.parseReader(r).getAsJsonObject();
if(json.has("version"))
version = json.get("version").getAsString();
} catch(IOException | JsonParseException ignored) { }
Iris.info(" " + dimName + " v" + version);
}
}