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/**
* @file
* @author 2012-2014 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 WRAPPEDDATAMODEL_H_DBAAD6AF
#define WRAPPEDDATAMODEL_H_DBAAD6AF
#include <vector>
#include <list>
#include <ostream>
#include <string>
#include <DOM/Document.hpp>
#include <DOM/io/Stream.hpp>
#include "../../../uscxml/plugins/DataModel.h"
#include "../../../uscxml/Interpreter.h"
namespace uscxml {
class WrappedDataModelExtension : public DataModelExtension {
public:
WrappedDataModelExtension();
virtual ~WrappedDataModelExtension();
virtual std::string provides() { return ""; }
virtual Data getValueOf(const std::string& member) { return Data(); }
virtual void setValueOf(const std::string& member, const Data& data) { }
};
class WrappedDataModel : public DataModelImpl {
public:
WrappedDataModel();
virtual ~WrappedDataModel();
virtual WrappedDataModel* create(const Interpreter& interpreter) {
return new WrappedDataModel();
}
virtual boost::shared_ptr<DataModelImpl> create(InterpreterInfo* interpreter) {
return boost::shared_ptr<DataModelImpl>(create(_interpreter));
}
virtual boost::shared_ptr<DataModelImpl> create(InterpreterImpl* interpreter) {
_interpreter = interpreter->shared_from_this();
return boost::shared_ptr<DataModelImpl>(create(_interpreter));
}
virtual std::list<std::string> getNames() {
return std::list<std::string>();
};
virtual std::string andExpressions(std::list<std::string>) {
return "";
}
virtual bool validate(const std::string& location, const std::string& schema) {
return true;
}
virtual void setEvent(const Event& event) {}
virtual Data getStringAsData(const std::string& content) {
Data data;
return data;
}
// foreach
virtual uint32_t getLength(const std::string& expr) {
return 0;
}
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 void eval(const Arabica::DOM::Element<std::string>& scriptElem,
const std::string& expr) {
std::ostringstream ssEval;
ssEval << scriptElem;
eval(ssEval.str(), expr);
}
virtual std::string evalAsString(const std::string& expr) {
return "";
}
virtual bool evalAsBool(const std::string& expr) {
return evalAsBool("", expr);
}
virtual bool evalAsBool(const Arabica::DOM::Element<std::string>& node, const std::string& expr) {
std::ostringstream ssNode;
ssNode << node;
return evalAsBool(ssNode.str(), expr);
}
virtual bool isDeclared(const std::string& expr) {
return false;
}
virtual bool isLocation(const std::string& expr) {
return true;
}
virtual void assign(const Arabica::DOM::Element<std::string>& assignElem,
const Arabica::DOM::Node<std::string>& node,
const std::string& content) {
// convert XML back into strings
std::string location;
if (assignElem.hasAttribute("location")) {
location = assignElem.getAttribute("location");
}
std::ostringstream ssAssign;
ssAssign << assignElem;
std::string tmp;
if (node) {
std::ostringstream ssContent;
ssContent << node;
tmp = ssContent.str();
} else if (assignElem.hasAttribute("expr")) {
tmp = assignElem.getAttribute("expr");
} else {
tmp = content;
}
assign(ssAssign.str(), location, tmp);
}
virtual void assign(const std::string& location, const Data& data) {
init("", location, Data::toJSON(data));
}
virtual void init(const Arabica::DOM::Element<std::string>& dataElem,
const Arabica::DOM::Node<std::string>& node,
const std::string& content) {
// convert XML back into strings
std::string location;
if (dataElem.hasAttribute("id")) {
location = dataElem.getAttribute("id");
}
std::ostringstream ssData;
if (dataElem)
ssData << dataElem;
std::string tmp;
if (node) {
std::ostringstream ssContent;
ssContent << node;
tmp = ssContent.str();
} else if (dataElem.hasAttribute("expr")) {
tmp = dataElem.getAttribute("expr");
} else {
tmp = content;
}
init(ssData.str(), location, tmp);
}
virtual void init(const std::string& location, const Data& data) {
init("", location, Data::toJSON(data));
}
virtual bool evalAsBool(const std::string& elem, const std::string& content) {
return false;
}
virtual void init(const std::string& dataElem, const std::string& location, const std::string& content) {}
virtual void assign(const std::string& assignElem, const std::string& location, const std::string& content) {}
virtual void eval(const std::string& scriptElem, const std::string& expr) {}
private:
Interpreter _interpreter;
};
}
#endif /* end of include guard: WRAPPEDDATAMODEL_H_DBAAD6AF */
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