Check if Geyser and Floodgate are installed before accessing them

bukkit/src/main/java/com/github/games647/fastlogin/bukkit/listener/ConnectionListener.java

@@ -48,20 +48,23 @@ public class ConnectionListener implements Listener {
             // cases: Paper (firing BungeeCord message before PlayerJoinEvent) or not running BungeeCord and already
             // having the login session from the login process
             BukkitLoginSession session = plugin.getSession(player.getAddress());
-            FloodgatePlayer floodgatePlayer = FloodgateAPI.getPlayer(player.getUniqueId());
-            if (floodgatePlayer != null) {
-                StoredProfile profile = plugin.getCore().getStorage().loadProfile(player.getName());
+            
+            if(Bukkit.getServer().getPluginManager().getPlugin("Geyser-Spigot") != null &&
+                    Bukkit.getServer().getPluginManager().getPlugin("floodgate-bukkit") != null) {
+                //TODO: Does this return null if a player is connected through Geyser Online mode?
+                FloodgatePlayer floodgatePlayer = FloodgateAPI.getPlayer(player.getUniqueId());
+                if (floodgatePlayer != null) {
+                    StoredProfile profile = plugin.getCore().getStorage().loadProfile(player.getName());
                 
-                //create fake session to make auto login work
-                session = new BukkitLoginSession(player.getName(), profile.isSaved());
-                session.setVerified(true);
-                
-                //start auto login
-                //TODO: configurate auto login for floodgate players
-                //TODO: fix bug: registering as bedrock player breaks java auto login 
-                Runnable forceLoginTask = new ForceLoginTask(plugin.getCore(), player, session);
-                Bukkit.getScheduler().runTaskAsynchronously(plugin, forceLoginTask);
-            } else if (session == null) {
+                    //create fake session to make auto login work
+                    session = new BukkitLoginSession(player.getName(), profile.isSaved());
+                    session.setVerified(true);
+
+                    //TODO: configurate auto login for floodgate players
+                    //TODO: fix bug: registering as bedrock player breaks java auto login 
+                }
+            }
+            if (session == null) {
                 String sessionId = plugin.getSessionId(player.getAddress());
                 plugin.getLog().info("No on-going login session for player: {} with ID {}", player, sessionId);
             } else {

bukkit/src/main/java/com/github/games647/fastlogin/bukkit/listener/protocollib/NameCheckTask.java

@@ -12,6 +12,7 @@ import com.github.games647.fastlogin.core.shared.event.FastLoginPreLoginEvent;
 import java.security.PublicKey;
 import java.util.Random;
 
+import org.bukkit.Bukkit;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 import org.geysermc.connector.GeyserConnector;
@@ -46,15 +47,17 @@ public class NameCheckTask extends JoinManagement<Player, CommandSender, Protoco
     public void run() {
         try {
             // check if the player is connecting through Geyser
-            if (GeyserConnector.getInstance().getDefaultAuthType() == AuthType.FLOODGATE) {
-                // the Floodgate API requires UUID, which is inaccessible at this state
-                // workaround: iterate over Geyser's player's usernames
-                for (GeyserSession geyserPlayer : GeyserConnector.getInstance().getPlayers()) {
-                    if (geyserPlayer.getName().equals(username)) {
-                        plugin.getLog().info(
-                                "Player {} is connecting through Geyser Floodgate.",
-                                username);
-                        return;
+            if(Bukkit.getServer().getPluginManager().getPlugin("Geyser-Spigot") != null) {
+                if (GeyserConnector.getInstance().getDefaultAuthType() == AuthType.FLOODGATE) {
+                    // the Floodgate API requires UUID, which is inaccessible at this state
+                    // workaround: iterate over Geyser's player's usernames
+                    for (GeyserSession geyserPlayer : GeyserConnector.getInstance().getPlayers()) {
+                        if (geyserPlayer.getName().equals(username)) {
+                            plugin.getLog().info(
+                                    "Player {} is connecting through Geyser Floodgate.",
+                                    username);
+                            return;
+                        }
                     }
                 }
             }

bukkit/src/main/resources/plugin.yml

@@ -20,6 +20,9 @@ softdepend:
     - ProtocolLib
     # Premium variable
     - PlaceholderAPI
+    # Floodgate
+    - floodgate-bukkit
+    - Geyser-Spigot
     # Auth plugins
     - AuthMe
     - LoginSecurity