cloned Nullkiller into Nullkiller2

AI/Nullkiller2/Pathfinding/Actions/BuyArmyAction.cpp

@@ -0,0 +1,38 @@
+/*
+* BattleAction.cpp, part of VCMI engine
+*
+* Authors: listed in file AUTHORS in main folder
+*
+* License: GNU General Public License v2.0 or later
+* Full text of license available in license.txt file, in main folder
+*
+*/
+
+#include "StdInc.h"
+#include "BuyArmyAction.h"
+#include "../../AIGateway.h"
+#include "../../Goals/CompleteQuest.h"
+
+namespace NKAI
+{
+
+namespace AIPathfinding
+{
+	void BuyArmyAction::execute(AIGateway * ai, const CGHeroInstance * hero) const
+	{
+		if(!hero->getVisitedTown())
+		{
+			throw cannotFulfillGoalException(
+				hero->getNameTranslated() + " being at " + hero->visitablePos().toString() + " has no town to recruit creatures.");
+		}
+
+		ai->recruitCreatures(hero->getVisitedTown(), hero);
+	}
+
+	std::string BuyArmyAction::toString() const
+	{
+		return "Buy Army";
+	}
+}
+
+}