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/**
* @file
* @author 2012-2013 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
* @copyright Simplified BSD
*
* @cond
* This program is free software: you can redistribute it and/or modify
* it under the terms of the FreeBSD license as published by the FreeBSD
* project.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the FreeBSD license along with this
* program. If not, see <http://www.opensource.org/licenses/bsd-license>.
* @endcond
*/
#ifndef V8DATAMODEL_H_KN8TWG0V
#define V8DATAMODEL_H_KN8TWG0V
#include "uscxml/Interpreter.h"
#include <list>
#include <v8.h>
#include "V8DOM.h"
#ifdef BUILD_AS_PLUGINS
#include "uscxml/plugins/Plugins.h"
#endif
namespace uscxml {
class Event;
class Data;
class V8SCXMLDOM;
}
namespace uscxml {
class V8DataModel : public DataModelImpl {
public:
V8DataModel();
virtual ~V8DataModel();
virtual boost::shared_ptr<DataModelImpl> create(InterpreterImpl* interpreter);
virtual std::set<std::string> getNames() {
std::set<std::string> names;
names.insert("ecmascript");
return names;
}
virtual void initialize();
virtual void setEvent(const Event& event);
virtual bool validate(const std::string& location, const std::string& schema);
virtual uint32_t getLength(const std::string& expr);
virtual void setForeach(const std::string& item,
const std::string& array,
const std::string& index,
uint32_t iteration);
virtual void pushContext();
virtual void popContext();
virtual bool supportsJSON() {
return true;
}
virtual void eval(const Arabica::DOM::Element<std::string>& scriptElem,
const std::string& expr);
virtual void assign(const Arabica::DOM::Element<std::string>& assignElem,
const Arabica::DOM::Node<std::string>& node,
const std::string& content);
virtual void assign(const std::string& location,
const Data& data);
virtual void init(const Arabica::DOM::Element<std::string>& dataElem,
const Arabica::DOM::Node<std::string>& node,
const std::string& content);
virtual void init(const std::string& location,
const Data& data);
virtual std::string andExpressions(std::list<std::string>);
virtual Data getStringAsData(const std::string& content);
virtual Data getValueAsData(const v8::Handle<v8::Value>& value,
std::set<v8::Value*>& alreadySeen);
virtual Data getValueAsData(const v8::Handle<v8::Value>& value);
virtual bool isDeclared(const std::string& expr);
virtual std::string evalAsString(const std::string& expr);
virtual bool evalAsBool(const Arabica::DOM::Node<std::string>& node, const std::string& expr);
virtual bool evalAsBool(const std::string& expr);
virtual double evalAsNumber(const std::string& expr);
static v8::Handle<v8::Value> jsIn(const v8::Arguments& args);
static v8::Handle<v8::Value> jsPrint(const v8::Arguments& args);
protected:
std::list<v8::Persistent<v8::Context> > _contexts;
Arabica::DOM::V8DOM* _dom;
v8::Persistent<v8::Object> _ioProcessors;
v8::Persistent<v8::Object> _invokers;
static v8::Handle<v8::Value> getIOProcessors(v8::Local<v8::String> property, const v8::AccessorInfo& info);
static v8::Handle<v8::Value> getInvokers(v8::Local<v8::String> property, const v8::AccessorInfo& info);
static v8::Handle<v8::Value> getAttribute(v8::Local<v8::String> property, const v8::AccessorInfo& info);
static void setWithException(v8::Local<v8::String> property, v8::Local<v8::Value> value, const v8::AccessorInfo& info);
v8::Handle<v8::Value> evalAsValue(const std::string& expr, bool dontThrow = false);
v8::Handle<v8::Value> getDataAsValue(const Data& data);
v8::Handle<v8::Value> getNodeAsValue(const Arabica::DOM::Node<std::string>& node);
void throwExceptionEvent(const v8::TryCatch& tryCatch);
};
#ifdef BUILD_AS_PLUGINS
PLUMA_INHERIT_PROVIDER(V8DataModel, DataModelImpl);
#endif
}
#endif /* end of include guard: V8DATAMODEL_H_KN8TWG0V */
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