package net.minecraft.server; import java.io.BufferedReader; import java.io.InputStreamReader; import java.math.BigInteger; import java.net.URL; import java.net.URLEncoder; // CraftBukkit start import org.bukkit.craftbukkit.CraftServer; import org.bukkit.event.player.AsyncPlayerPreLoginEvent; import org.bukkit.event.player.PlayerPreLoginEvent; // CraftBukkit end class ThreadLoginVerifier extends Thread { final NetLoginHandler netLoginHandler; // CraftBukkit start CraftServer server; ThreadLoginVerifier(NetLoginHandler netloginhandler, CraftServer server) { this.server = server; // CraftBukkit end this.netLoginHandler = netloginhandler; } public void run() { try { String s = (new BigInteger(MinecraftEncryption.a(NetLoginHandler.a(this.netLoginHandler), NetLoginHandler.b(this.netLoginHandler).E().getPublic(), NetLoginHandler.c(this.netLoginHandler)))).toString(16); URL url = new URL("http://session.minecraft.net/game/checkserver.jsp?user=" + URLEncoder.encode(NetLoginHandler.d(this.netLoginHandler), "UTF-8") + "&serverId=" + URLEncoder.encode(s, "UTF-8")); BufferedReader bufferedreader = new BufferedReader(new InputStreamReader(url.openStream())); String s1 = bufferedreader.readLine(); bufferedreader.close(); if (!"YES".equals(s1)) { this.netLoginHandler.disconnect("Failed to verify username!"); return; } // CraftBukkit start if (this.netLoginHandler.getSocket() == null) { return; } AsyncPlayerPreLoginEvent asyncEvent = new AsyncPlayerPreLoginEvent(NetLoginHandler.d(this.netLoginHandler), this.netLoginHandler.getSocket().getInetAddress()); this.server.getPluginManager().callEvent(asyncEvent); PlayerPreLoginEvent event = new PlayerPreLoginEvent(NetLoginHandler.d(this.netLoginHandler), this.netLoginHandler.getSocket().getInetAddress()); if (asyncEvent.getResult() != PlayerPreLoginEvent.Result.ALLOWED) { event.disallow(asyncEvent.getResult(), asyncEvent.getKickMessage()); } this.server.getPluginManager().callEvent(event); if (event.getResult() != PlayerPreLoginEvent.Result.ALLOWED) { this.netLoginHandler.disconnect(event.getKickMessage()); return; } // CraftBukkit end NetLoginHandler.a(this.netLoginHandler, true); // CraftBukkit start } catch (java.io.IOException exception) { this.netLoginHandler.disconnect("Failed to verify username, session authentication server unavailable!"); } catch (Exception exception) { this.netLoginHandler.disconnect("Failed to verify username!"); server.getLogger().log(java.util.logging.Level.WARNING, "Exception verifying " + NetLoginHandler.d(this.netLoginHandler), exception); // CraftBukkit end } } }