Logic rule instruction / Lock erekir proc sectors

core/src/mindustry/maps/generators/PlanetGenerator.java

@@ -53,6 +53,11 @@ public abstract class PlanetGenerator extends BasicGenerator implements HexMeshe
         }
     }
 
+    /** @return whether to allow landing on the specified procedural sector */
+    public boolean allowLanding(Sector sector){
+        return sector.hasBase() || sector.near().contains(Sector::hasBase);
+    }
+
     public void addWeather(Sector sector, Rules rules){
 
         //apply weather based on terrain

core/src/mindustry/maps/planet/ErekirPlanetGenerator.java

@@ -64,6 +64,12 @@ public class ErekirPlanetGenerator extends PlanetGenerator{
         return Loadouts.basicBastion;
     }
 
+    @Override
+    public boolean allowLanding(Sector sector){
+        //TODO disallowed for now
+        return false;
+    }
+
     float rawHeight(Vec3 position){
         return Simplex.noise3d(seed, octaves, persistence, 1f/heightScl, 10f + position.x, 10f + position.y, 10f + position.z);
     }