project2/common/variables/session.cpp


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#include "../pch.hpp"
#include "../variables.h"
#include "../scriptLoader.h"
#include "../scriptStorage.h"
#include "../appEngine.h"

/// Variable implementation to access session contents
class VariableSession : public VariableImplDyn {
	public:
		VariableSession(ScriptNodePtr e) :
			VariableImplDyn(e),
			name(e->value("name").as<Glib::ustring>())
		{
		}
		VariableType value() const
		{
			try {
				return ApplicationEngine::getCurrent()->session()->GetValue(name);
			}
			catch (Session::VariableNotFound) {
				if (!defaultValue) {
					throw;
				}
				return (*defaultValue)();
			}
		}
	private:
		const Glib::ustring name;
};
DECLARE_COMPONENT_LOADER("session", VariableSession, VariableLoader);