global radio toggle for observers (#22137)

Content.Server/Radio/Components/ActiveRadioComponent.cs

@@ -15,6 +15,13 @@ public sealed partial class ActiveRadioComponent : Component
     [DataField("channels", customTypeSerializer: typeof(PrototypeIdHashSetSerializer<RadioChannelPrototype>))]
     public HashSet<string> Channels = new();
 
+    /// <summary>
+    /// A toggle for globally receiving all radio channels.
+    /// Overrides <see cref="Channels"/>
+    /// </summary>
+    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    public bool ReceiveAllChannels;
+
     /// <summary>
     ///     If this radio can hear all messages on all maps
     /// </summary>

Content.Server/Radio/EntitySystems/RadioSystem.cs

@@ -103,8 +103,12 @@ public sealed class RadioSystem : EntitySystem
         var radioQuery = EntityQueryEnumerator<ActiveRadioComponent, TransformComponent>();
         while (canSend && radioQuery.MoveNext(out var receiver, out var radio, out var transform))
         {
-            if (!radio.Channels.Contains(channel.ID) || (TryComp<IntercomComponent>(receiver, out var intercom) && !intercom.SupportedChannels.Contains(channel.ID)))
+            if (!radio.ReceiveAllChannels)
-                continue;
+            {
+                if (!radio.Channels.Contains(channel.ID) || (TryComp<IntercomComponent>(receiver, out var intercom) &&
+                                                             !intercom.SupportedChannels.Contains(channel.ID)))
+                    continue;
+            }
 
             if (!channel.LongRange && transform.MapID != sourceMapId && !radio.GlobalReceive)
                 continue;

Resources/Prototypes/Entities/Mobs/Player/observer.yml

@@ -39,19 +39,7 @@
   - type: MovementIgnoreGravity
   - type: IntrinsicRadioReceiver
   - type: ActiveRadio
-    channels:
+    receiveAllChannels: true
-    - Binary
-    - Common
-    - Command
-    - CentCom
-    - Engineering
-    - Medical
-    - Science
-    - Security
-    - Service
-    - Supply
-    - Syndicate
-    - Freelance
     globalReceive: true
   - type: Physics
     bodyType: KinematicController