216 lines
8.8 KiB
Java
216 lines
8.8 KiB
Java
package com.earth2me.essentials.geoip;
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import com.earth2me.essentials.EssentialsConf;
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import com.earth2me.essentials.IConf;
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import com.earth2me.essentials.User;
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import com.maxmind.geoip2.DatabaseReader;
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import com.maxmind.geoip2.model.CityResponse;
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import com.maxmind.geoip2.model.CountryResponse;
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import com.maxmind.geoip2.exception.*;
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import net.ess3.api.IEssentials;
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import org.bukkit.entity.Player;
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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.player.PlayerJoinEvent;
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import java.io.*;
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import java.net.InetAddress;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.net.URLConnection;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import java.util.Date;
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import java.util.zip.GZIPInputStream;
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import java.util.Arrays;
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import java.util.List;
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import com.ice.tar.TarInputStream;
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import com.ice.tar.TarEntry;
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import static com.earth2me.essentials.I18n.tl;
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public class EssentialsGeoIPPlayerListener implements Listener, IConf {
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DatabaseReader mmreader = null; // initialize maxmind geoip2 reader
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private static final Logger logger = Logger.getLogger("Minecraft");
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File databaseFile;
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File dataFolder;
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final EssentialsConf config;
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private final transient IEssentials ess;
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public EssentialsGeoIPPlayerListener(File dataFolder, IEssentials ess) {
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this.ess = ess;
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this.dataFolder = dataFolder;
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this.config = new EssentialsConf(new File(dataFolder, "config.yml"));
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config.setTemplateName("/config.yml", EssentialsGeoIP.class);
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reloadConfig();
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}
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@EventHandler(priority = EventPriority.MONITOR)
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public void onPlayerJoin(final PlayerJoinEvent event) {
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ess.runTaskAsynchronously(new Runnable() {
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@Override
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public void run() {
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delayedJoin(event.getPlayer());
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}
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});
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}
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public void delayedJoin(Player player) {
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User u = ess.getUser(player);
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if (u.isAuthorized("essentials.geoip.hide") || player.getAddress() == null) {
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return;
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}
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InetAddress address = player.getAddress().getAddress();
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StringBuilder sb = new StringBuilder();
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try {
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if (config.getBoolean("database.show-cities", false)) {
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CityResponse response = mmreader.city(address);
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if (response == null) {
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return;
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}
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String city;
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String region;
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String country;
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city = response.getCity().getName();
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region = response.getMostSpecificSubdivision().getName();
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country = response.getCountry().getName();
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if (city != null) {
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sb.append(city).append(", ");
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}
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if (region != null) {
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sb.append(region).append(", ");
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}
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sb.append(country);
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} else {
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CountryResponse response = mmreader.country(address);
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sb.append(response.getCountry().getName());
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}
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} catch (AddressNotFoundException ex) {
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// GeoIP2 API forced this when address not found in their DB. jar will not complied without this.
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// TODO: Maybe, we can set a new custom msg about addr-not-found in messages.properties.
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logger.log(Level.INFO, tl("cantReadGeoIpDB") + " " + ex.getLocalizedMessage());
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} catch (IOException | GeoIp2Exception ex) {
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// GeoIP2 API forced this when address not found in their DB. jar will not complied without this.
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logger.log(Level.SEVERE, tl("cantReadGeoIpDB") + " " + ex.getLocalizedMessage());
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}
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if (config.getBoolean("show-on-whois", true)) {
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u.setGeoLocation(sb.toString());
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}
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if (config.getBoolean("show-on-login", true) && !u.isHidden()) {
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for (Player onlinePlayer : player.getServer().getOnlinePlayers()) {
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User user = ess.getUser(onlinePlayer);
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if (user.isAuthorized("essentials.geoip.show")) {
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user.sendMessage(tl("geoipJoinFormat", u.getDisplayName(), sb.toString()));
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}
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}
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}
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}
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@Override
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public final void reloadConfig() {
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config.load();
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// detect and update the old config.yml. migrate from legacy GeoIP to GeoIP2.
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if (!config.isSet("enable-locale")) {
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config.set("database.download-url", "http://geolite.maxmind.com/download/geoip/database/GeoLite2-Country.tar.gz");
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config.set("database.download-url-city", "http://geolite.maxmind.com/download/geoip/database/GeoLite2-City.tar.gz");
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config.set("database.update.enable", true);
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config.set("database.update.by-every-x-days", 30);
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config.set("enable-locale", true);
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config.save();
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// delete old GeoIP.dat fiiles
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File oldDatFile = new File(dataFolder, "GeoIP.dat");
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File oldDatFileCity = new File(dataFolder, "GeoIP-City.dat");
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oldDatFile.delete();
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oldDatFileCity.delete();
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}
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if (config.getBoolean("database.show-cities", false)) {
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databaseFile = new File(dataFolder, "GeoIP2-City.mmdb");
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} else {
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databaseFile = new File(dataFolder, "GeoIP2-Country.mmdb");
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}
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if (!databaseFile.exists()) {
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if (config.getBoolean("database.download-if-missing", true)) {
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downloadDatabase();
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} else {
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logger.log(Level.SEVERE, tl("cantFindGeoIpDB"));
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return;
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}
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} else if (config.getBoolean("database.update.enable", true)) {
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// try to update expired mmdb files
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long diff = new Date().getTime() - databaseFile.lastModified();
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if (diff/24/3600/1000>config.getLong("database.update.by-every-x-days", 30)) {
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downloadDatabase();
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}
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}
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try {
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// locale setting
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if (config.getBoolean("enable-locale")) {
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// Get geolocation based on Essentials' locale. If the locale is not avaliable, use "en".
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String locale = ess.getI18n().getCurrentLocale().toString().replace('_', '-');
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mmreader = new DatabaseReader.Builder(databaseFile).locales(Arrays.asList(locale,"en")).build();
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} else {
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mmreader = new DatabaseReader.Builder(databaseFile).build();
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}
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} catch (IOException ex) {
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logger.log(Level.SEVERE, tl("cantReadGeoIpDB"), ex);
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}
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}
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private void downloadDatabase() {
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try {
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String url;
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if (config.getBoolean("database.show-cities", false)) {
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url = config.getString("database.download-url-city");
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} else {
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url = config.getString("database.download-url");
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}
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if (url == null || url.isEmpty()) {
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logger.log(Level.SEVERE, tl("geoIpUrlEmpty"));
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return;
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}
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logger.log(Level.INFO, tl("downloadingGeoIp"));
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URL downloadUrl = new URL(url);
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URLConnection conn = downloadUrl.openConnection();
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conn.setConnectTimeout(10000);
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conn.connect();
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InputStream input = conn.getInputStream();
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OutputStream output = new FileOutputStream(databaseFile);
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byte[] buffer = new byte[2048];
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if (url.endsWith(".gz")) {
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input = new GZIPInputStream(input);
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if (url.endsWith(".tar.gz")) {
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// The new GeoIP2 uses tar.gz to pack the db file along with some other txt. So it makes things a bit complicated here.
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String filename;
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TarInputStream tarInputStream = new TarInputStream(input);
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TarEntry entry;
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while ((entry = (TarEntry) tarInputStream.getNextEntry()) != null) {
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if (!entry.isDirectory()) {
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filename = entry.getName();
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if (filename.substring(filename.length() - 5).equalsIgnoreCase(".mmdb")) {
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input = tarInputStream;
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break;
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}
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}
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}
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}
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}
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int length = input.read(buffer);
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while (length >= 0) {
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output.write(buffer, 0, length);
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length = input.read(buffer);
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}
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output.close();
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input.close();
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} catch (MalformedURLException ex) {
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logger.log(Level.SEVERE, tl("geoIpUrlInvalid"), ex);
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return;
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} catch (IOException ex) {
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logger.log(Level.SEVERE, tl("connectionFailed"), ex);
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}
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}
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}
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