Add: [Script] GSBaseStation::GetOwner

Added method for Game Scripts to retrieve the owner of a basestation.

src/script/api/game_changelog.hpp

@@ -28,6 +28,7 @@
  * \li GSCargo::CC_POTABLE
  * \li GSCargo::CC_NON_POTABLE
  * \li GSVehicleList_Waypoint
+ * \li GSBaseStation::GetOwner
  *
  * Other changes:
  * \li GSBridge::GetBridgeID renamed to GSBridge::GetBridgeType

src/script/api/script_basestation.cpp

@@ -28,6 +28,12 @@
 	return st != nullptr && (st->owner == ScriptObject::GetCompany() || ScriptCompanyMode::IsDeity() || st->owner == OWNER_NONE);
 }
 
+/* static */ ScriptCompany::CompanyID ScriptBaseStation::GetOwner(StationID station_id)
+{
+	if (!IsValidBaseStation(station_id)) return ScriptCompany::COMPANY_INVALID;
+	return ScriptCompany::ToScriptCompanyID(::BaseStation::Get(station_id)->owner);
+}
+
 /* static */ std::optional<std::string> ScriptBaseStation::GetName(StationID station_id)
 {
 	if (!IsValidBaseStation(station_id)) return std::nullopt;

src/script/api/script_basestation.hpp

@@ -11,6 +11,7 @@
 #define SCRIPT_BASESTATION_HPP
 
 #include "script_text.hpp"
+#include "script_company.hpp"
 #include "script_date.hpp"
 #include "../../station_type.h"
 
@@ -32,6 +33,15 @@ public:
 	 */
 	static bool IsValidBaseStation(StationID station_id);
 
+	/**
+	 * Get the owner of a basestation.
+	 * @param station_id The basestation to get the owner of.
+	 * @pre IsValidBaseStation(station_id).
+	 * @return The owner the basestation has.
+	 * @api -ai
+	 */
+	static ScriptCompany::CompanyID GetOwner(StationID station_id);
+
 	/**
 	 * Get the name of a basestation.
 	 * @param station_id The basestation to get the name of.