Added BungeeCord support

bungee/src/main/java/com/github/games647/fastloginbungee/FastLogin.java

@@ -0,0 +1,34 @@
+package com.github.games647.fastloginbungee;
+
+import com.google.common.collect.Sets;
+
+import java.util.Set;
+
+import net.md_5.bungee.api.plugin.Plugin;
+
+/**
+ * BungeeCord version of FastLogin. This plugin keeps track
+ * on online mode connections.
+ */
+public class FastLogin extends Plugin {
+
+    private final Set<String> enabledPremium = Sets.newConcurrentHashSet();
+
+    @Override
+    public void onEnable() {
+        //events
+        getProxy().getPluginManager().registerListener(this, new PlayerConnectionListener(this));
+
+        //commands
+        getProxy().getPluginManager().registerCommand(this, new PremiumCommand(this));
+    }
+
+    /**
+     * A set of players who want to use fastlogin
+     *
+     * @return all player which want to be in onlinemode
+     */
+    public Set<String> getEnabledPremium() {
+        return enabledPremium;
+    }
+}

bungee/src/main/java/com/github/games647/fastloginbungee/PlayerConnectionListener.java

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+package com.github.games647.fastloginbungee;
+
+import com.google.common.io.ByteArrayDataOutput;
+import com.google.common.io.ByteStreams;
+
+import java.util.UUID;
+
+import net.md_5.bungee.api.connection.PendingConnection;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.api.connection.Server;
+import net.md_5.bungee.api.event.PluginMessageEvent;
+import net.md_5.bungee.api.event.PreLoginEvent;
+import net.md_5.bungee.api.event.ServerConnectedEvent;
+import net.md_5.bungee.api.plugin.Listener;
+import net.md_5.bungee.event.EventHandler;
+
+/**
+ * Enables online mode logins for specified users and sends
+ * plugin message to the Bukkit version of this plugin in
+ * order to clear that the connection is online mode.
+ */
+public class PlayerConnectionListener implements Listener {
+
+    private final FastLogin plugin;
+
+    public PlayerConnectionListener(FastLogin plugin) {
+        this.plugin = plugin;
+    }
+
+    @EventHandler
+    public void onPreLogin(PreLoginEvent preLoginEvent) {
+        if (preLoginEvent.isCancelled()) {
+            return;
+        }
+
+        PendingConnection connection = preLoginEvent.getConnection();
+        String username = connection.getName();
+        //just enable it for activated users
+        if (plugin.getEnabledPremium().contains(username)) {
+            connection.setOnlineMode(true);
+        }
+    }
+
+    @EventHandler
+    public void onServerConnected(ServerConnectedEvent serverConnectedEvent) {
+        ProxiedPlayer player = serverConnectedEvent.getPlayer();
+        //send message even when the online mode is activated by default
+        if (player.getPendingConnection().isOnlineMode()) {
+            Server server = serverConnectedEvent.getServer();
+
+            ByteArrayDataOutput dataOutput = ByteStreams.newDataOutput();
+            //subchannel name
+            dataOutput.writeUTF("Checked");
+
+            //proxy identifier to check if it's a acceptable proxy
+            UUID proxyId = UUID.fromString(plugin.getProxy().getConfig().getUuid());
+            dataOutput.writeLong(proxyId.getMostSignificantBits());
+            dataOutput.writeLong(proxyId.getLeastSignificantBits());
+
+            //Data is sent through a random player. We have to tell the Bukkit version of this plugin the target
+            dataOutput.writeUTF(player.getName());
+
+            server.sendData(plugin.getDescription().getName(), dataOutput.toByteArray());
+        }
+    }
+
+    @EventHandler
+    public void onPluginMessage(PluginMessageEvent pluginMessageEvent) {
+        String channel = pluginMessageEvent.getTag();
+        if (pluginMessageEvent.isCancelled() || !plugin.getDescription().getName().equals(channel)) {
+            return;
+        }
+
+        //the client shouldn't be able to read the messages in order to know something about server internal states
+        //moreover the client shouldn't be able fake a running premium check by sending the result message
+        pluginMessageEvent.setCancelled(true);
+    }
+}

bungee/src/main/java/com/github/games647/fastloginbungee/PremiumCommand.java

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+package com.github.games647.fastloginbungee;
+
+import net.md_5.bungee.api.ChatColor;
+import net.md_5.bungee.api.CommandSender;
+import net.md_5.bungee.api.chat.ComponentBuilder;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.api.plugin.Command;
+
+/**
+ * Let players activate the fastlogin method on a BungeeCord instance.
+ */
+public class PremiumCommand extends Command {
+
+    private final FastLogin plugin;
+
+    public PremiumCommand(FastLogin plugin) {
+        super(plugin.getDescription().getName()
+                , plugin.getDescription().getName() + ".command." + "premium"
+                , "prem" , "premium", "loginfast");
+
+        this.plugin = plugin;
+    }
+
+    @Override
+    public void execute(CommandSender sender, String[] args) {
+        if (!(sender instanceof ProxiedPlayer)) {
+            sender.sendMessage(new ComponentBuilder("Only player can invoke this command")
+                    .color(ChatColor.DARK_RED)
+                    .create());
+            return;
+        }
+
+        plugin.getEnabledPremium().add(sender.getName());
+        sender.sendMessage(new ComponentBuilder("Added to the list of premium players")
+                .color(ChatColor.DARK_GREEN)
+                .create());
+    }
+}

bungee/src/main/resources/bungee.yml

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+# project informations for BungeeCord
+# This file will be prioritised over plugin.yml which can be also used for Bungee
+# This make it easy to combine BungeeCord and Bukkit support in one plugin
+name: ${project.name}
+# ${...} will be automatically replaced by Maven
+main: ${project.groupId}.${project.artifactId}.${project.name}
+
+version: ${project.version}
+author: games647, http://github.com/games647/FastLogin/graphs/contributors
+
+description: |
+    ${project.description}