From 44469d91ecd5ef9e46402fd531922cf9be6d4231 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Thu, 12 May 2022 22:01:16 -0500
Subject: [PATCH] Account for non-Plex versions of BukkitTelnet

---
 .../java/dev/plex/BukkitTelnetModule.java     | 35 ++++++++++++++++---
 1 file changed, 31 insertions(+), 4 deletions(-)

diff --git a/src/main/java/dev/plex/BukkitTelnetModule.java b/src/main/java/dev/plex/BukkitTelnetModule.java
index bb99097..2a5dcb0 100644
--- a/src/main/java/dev/plex/BukkitTelnetModule.java
+++ b/src/main/java/dev/plex/BukkitTelnetModule.java
@@ -2,6 +2,8 @@ package dev.plex;
 
 import dev.plex.listener.BukkitTelnetListener;
 import dev.plex.module.PlexModule;
+import dev.plex.util.PlexLog;
+import java.lang.reflect.Method;
 import lombok.Getter;
 import me.totalfreedom.bukkittelnet.BukkitTelnet;
 import org.bukkit.Bukkit;
@@ -13,6 +15,8 @@ public class BukkitTelnetModule extends PlexModule
 
     private BukkitTelnet bukkitTelnet;
 
+    boolean failed = false;
+
     @Override
     public void load()
     {
@@ -22,14 +26,33 @@ public class BukkitTelnetModule extends PlexModule
     @Override
     public void enable()
     {
-        /*if (getPlex().getSystem().equalsIgnoreCase("permissions") && !Bukkit.getPluginManager().isPluginEnabled("Vault"))
+        if (getPlex().getSystem().equalsIgnoreCase("permissions") && !Bukkit.getPluginManager().isPluginEnabled("Vault"))
         {
-            throw new RuntimeException("Plex-BukkitTelnet requires the 'Vault' plugin as well as a Permissions plugin that hooks into 'Vault.' We recommend LuckPerms!");
-        }*/
+            failed = true;
+            PlexLog.error("Plex-BukkitTelnet requires the 'Vault' plugin as well as a Permissions plugin that hooks into 'Vault.' We recommend LuckPerms!");
+            module.disable();
+            return;
+        }
 
         if (!Bukkit.getPluginManager().isPluginEnabled("BukkitTelnet"))
         {
-            throw new RuntimeException("The Plex-BukkitTelnet module requires the BukkitTelnet plugin to work. Please download it from: https://github.com/plexusorg/BukkitTelnet/releases");
+            failed = true;
+            PlexLog.error("The Plex-BukkitTelnet module requires the BukkitTelnet plugin to work. Please download it from: https://github.com/plexusorg/BukkitTelnet/releases");
+            module.disable();
+            return;
+        }
+
+        try
+        {
+            failed = true;
+            Class<?> clazz = Class.forName("me.totalfreedom.bukkittelnet.BukkitTelnet");
+            Method method = clazz.getDeclaredMethod("getPlugin");
+        }
+        catch (ClassNotFoundException | NoSuchMethodException ignored)
+        {
+            PlexLog.error("You are using an older version of BukkitTelnet that does not support Plex. Please download a version that does from: https://ci.plex.us.org/job/Plex-BukkitTelnet");
+            module.disable();
+            return;
         }
 
         this.registerListener(new BukkitTelnetListener());
@@ -39,5 +62,9 @@ public class BukkitTelnetModule extends PlexModule
     @Override
     public void disable()
     {
+        if (failed)
+        {
+            PlexLog.error("Disabling Module-BukkitTelnet. Please resolve the above error.");
+        }
     }
 }