From cbbebe22d89e148b4dd6ab35024b013a2603f96e Mon Sep 17 00:00:00 2001
From: deltanedas <39013340+deltanedas@users.noreply.github.com>
Date: Tue, 13 Jun 2023 20:16:29 +0000
Subject: [PATCH] prevent emitters being turned on or off when unanchored
 (#17303)

Co-authored-by: deltanedas <@deltanedas:kde.org>
---
 Content.Server/Singularity/EntitySystems/EmitterSystem.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Content.Server/Singularity/EntitySystems/EmitterSystem.cs b/Content.Server/Singularity/EntitySystems/EmitterSystem.cs
index 7a86154dd0..bfe5ca27b9 100644
--- a/Content.Server/Singularity/EntitySystems/EmitterSystem.cs
+++ b/Content.Server/Singularity/EntitySystems/EmitterSystem.cs
@@ -317,6 +317,10 @@ namespace Content.Server.Singularity.EntitySystems
 
         private void OnSignalReceived(EntityUid uid, EmitterComponent component, ref SignalReceivedEvent args)
         {
+            // must anchor the emitter for signals to work
+            if (TryComp<PhysicsComponent>(uid, out var phys) && phys.BodyType != BodyType.Static)
+                return;
+
             if (args.Port == component.OffPort)
             {
                 SwitchOff(uid, component);