mirror of https://github.com/Icinga/icinga2.git
90 lines
2.7 KiB
C++
90 lines
2.7 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
|
|
|
|
#ifndef FUNCTION_H
|
|
#define FUNCTION_H
|
|
|
|
#include "base/i2-base.hpp"
|
|
#include "base/function-ti.hpp"
|
|
#include "base/value.hpp"
|
|
#include "base/functionwrapper.hpp"
|
|
#include "base/scriptglobal.hpp"
|
|
#include <vector>
|
|
|
|
namespace icinga
|
|
{
|
|
|
|
/**
|
|
* A script function that can be used to execute a script task.
|
|
*
|
|
* @ingroup base
|
|
*/
|
|
class Function final : public ObjectImpl<Function>
|
|
{
|
|
public:
|
|
DECLARE_OBJECT(Function);
|
|
|
|
typedef std::function<Value (const std::vector<Value>& arguments)> Callback;
|
|
|
|
template<typename F>
|
|
Function(const String& name, F function, const std::vector<String>& args = std::vector<String>(),
|
|
bool side_effect_free = false, bool deprecated = false)
|
|
: Function(name, WrapFunction(function), args, side_effect_free, deprecated)
|
|
{ }
|
|
|
|
Value Invoke(const std::vector<Value>& arguments = std::vector<Value>());
|
|
Value InvokeThis(const Value& otherThis, const std::vector<Value>& arguments = std::vector<Value>());
|
|
|
|
bool IsSideEffectFree() const
|
|
{
|
|
return GetSideEffectFree();
|
|
}
|
|
|
|
bool IsDeprecated() const
|
|
{
|
|
return GetDeprecated();
|
|
}
|
|
|
|
static Object::Ptr GetPrototype();
|
|
|
|
Object::Ptr Clone() const override;
|
|
|
|
private:
|
|
Callback m_Callback;
|
|
|
|
Function(const String& name, Callback function, const std::vector<String>& args,
|
|
bool side_effect_free, bool deprecated);
|
|
};
|
|
|
|
/* Ensure that the priority is lower than the basic namespace initialization in scriptframe.cpp. */
|
|
#define REGISTER_FUNCTION(ns, name, callback, args) \
|
|
INITIALIZE_ONCE_WITH_PRIORITY([]() { \
|
|
Function::Ptr sf = new icinga::Function(#ns "#" #name, callback, String(args).Split(":"), false); \
|
|
Namespace::Ptr nsp = ScriptGlobal::Get(#ns); \
|
|
nsp->SetAttribute(#name, new ConstEmbeddedNamespaceValue(sf)); \
|
|
}, 10)
|
|
|
|
#define REGISTER_SAFE_FUNCTION(ns, name, callback, args) \
|
|
INITIALIZE_ONCE_WITH_PRIORITY([]() { \
|
|
Function::Ptr sf = new icinga::Function(#ns "#" #name, callback, String(args).Split(":"), true); \
|
|
Namespace::Ptr nsp = ScriptGlobal::Get(#ns); \
|
|
nsp->SetAttribute(#name, new ConstEmbeddedNamespaceValue(sf)); \
|
|
}, 10)
|
|
|
|
#define REGISTER_FUNCTION_NONCONST(ns, name, callback, args) \
|
|
INITIALIZE_ONCE_WITH_PRIORITY([]() { \
|
|
Function::Ptr sf = new icinga::Function(#ns "#" #name, callback, String(args).Split(":"), false); \
|
|
Namespace::Ptr nsp = ScriptGlobal::Get(#ns); \
|
|
nsp->SetAttribute(#name, new EmbeddedNamespaceValue(sf)); \
|
|
}, 10)
|
|
|
|
#define REGISTER_SAFE_FUNCTION_NONCONST(ns, name, callback, args) \
|
|
INITIALIZE_ONCE_WITH_PRIORITY([]() { \
|
|
Function::Ptr sf = new icinga::Function(#ns "#" #name, callback, String(args).Split(":"), true); \
|
|
Namespace::Ptr nsp = ScriptGlobal::Get(#ns); \
|
|
nsp->SetAttribute(#name, new EmbeddedNamespaceValue(sf)); \
|
|
}, 10)
|
|
|
|
}
|
|
|
|
#endif /* FUNCTION_H */
|