Block explosion damage rule

core/src/mindustry/entities/Damage.java

@@ -30,7 +30,8 @@ public class Damage{
     private static Unit tmpUnit;
 
     /** Creates a dynamic explosion based on specified parameters. */
-    public static void dynamicExplosion(float x, float y, float flammability, float explosiveness, float power, float radius, Color color){
+    public static void dynamicExplosion(float x, float y, float flammability, float explosiveness, float power, float radius, Color color, boolean damage){
+        if(damage){
             for(int i = 0; i < Mathf.clamp(power / 20, 0, 6); i++){
                 int branches = 5 + Mathf.clamp((int)(power / 30), 1, 20);
                 Time.run(i * 2f + Mathf.random(4f), () -> Lightning.create(Team.derelict, Pal.power, 3, x, y, Mathf.random(360f), branches + Mathf.range(2)));
@@ -49,6 +50,7 @@ public class Damage{
                     Fx.blockExplosionSmoke.at(x + Mathf.range(radius), y + Mathf.range(radius));
                 });
             }
+        }
 
         if(explosiveness > 15f){
             Fx.shockwave.at(x, y);

core/src/mindustry/entities/comp/BuildingComp.java

@@ -900,7 +900,8 @@ abstract class BuildingComp implements Posc, Teamc, Healthc, Buildingc, Timerc,
             });
         }
 
-        Damage.dynamicExplosion(x, y, flammability, explosiveness * 3.5f, power, tilesize * block.size / 2f, Pal.darkFlame);
+        Damage.dynamicExplosion(x, y, flammability, explosiveness * 3.5f, power, tilesize * block.size / 2f, Pal.darkFlame, state.rules.damageExplosions);
+
         if(!floor().solid && !floor().isLiquid){
             Effect.rubble(x, y, block.size);
         }

core/src/mindustry/entities/comp/UnitComp.java

@@ -314,7 +314,7 @@ abstract class UnitComp implements Healthc, Physicsc, Hitboxc, Statusc, Teamc, I
     public void destroy(){
         float explosiveness = 2f + item().explosiveness * stack().amount;
         float flammability = item().flammability * stack().amount;
-        Damage.dynamicExplosion(x, y, flammability, explosiveness, 0f, bounds() / 2f, Pal.darkFlame);
+        Damage.dynamicExplosion(x, y, flammability, explosiveness, 0f, bounds() / 2f, Pal.darkFlame, state.rules.damageExplosions);
 
         float shake = hitSize / 3f;
 

core/src/mindustry/game/Rules.java

@@ -38,6 +38,8 @@ public class Rules{
     public boolean canGameOver = true;
     /** Whether reactors can explode and damage other blocks. */
     public boolean reactorExplosions = true;
+    /** Whether friendly explosions can occur and set fire/damage other blocks. */
+    public boolean damageExplosions = true;
     /** Whether units use and require ammo. */
     public boolean unitAmmo = false;
     /** How fast unit pads build units. */