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#include "uscxml/Common.h"
#include "uscxml/Message.h"
//#include "uscxml/Interpreter.h"
#include <DOM/SAX2DOM/SAX2DOM.hpp>
#include <SAX/helpers/CatchErrorHandler.hpp>
namespace uscxml {
static int _dataIndentation = 1;
Data::Data(const Arabica::DOM::Node<std::string>& dom) {
// we may need to convert some keys to arrays if we have the same name as an element
std::map<std::string, std::list<Data> > arrays;
// Interpreter::dump(dom);
if (dom.hasAttributes()) {
Arabica::DOM::NamedNodeMap<std::string> attributes = dom.getAttributes();
for (int i = 0; i < attributes.getLength(); i++) {
Arabica::DOM::Node<std::string> attribute = attributes.item(i);
// Interpreter::dump(attribute);
assert(attribute.getNodeType() == Arabica::DOM::Node_base::ATTRIBUTE_NODE);
std::string key = attribute.getLocalName();
std::string value = attribute.getNodeValue();
compound[key] = Data(value, VERBATIM);
}
}
if (dom.hasChildNodes()) {
Arabica::DOM::NodeList<std::string> children = dom.getChildNodes();
for (int i = 0; i < children.getLength(); i++) {
Arabica::DOM::Node<std::string> child = children.item(i);
// Interpreter::dump(child);
std::string key;
switch (child.getNodeType()) {
case Arabica::DOM::Node_base::ELEMENT_NODE:
key = TAGNAME(child);
break;
case Arabica::DOM::Node_base::ATTRIBUTE_NODE:
key = ((Arabica::DOM::Attr<std::string>)child).getName();
break;
case Arabica::DOM::Node_base::TEXT_NODE:
default:
break;
}
if (key.length() == 0)
continue;
if (compound.find(key) != compound.end()) {
// we already have such a key .. make it an array after we processed all children
arrays[key].push_back(Data(child));
} else {
compound[key] = Data(child);
}
}
} else {
atom = dom.getNodeValue();
type = VERBATIM;
}
std::map<std::string, std::list<Data> >::iterator arrayIter = arrays.begin();
while(arrayIter != arrays.end()) {
assert(compound.find(arrayIter->first) != compound.end());
Data arrayData;
arrays[arrayIter->first].push_front(compound[arrayIter->first]);
arrayData.array = arrays[arrayIter->first];
compound[arrayIter->first] = arrayData;
}
}
Arabica::DOM::Document<std::string> Data::toDocument() {
Arabica::DOM::DOMImplementation<std::string> domFactory = Arabica::SimpleDOM::DOMImplementation<std::string>::getDOMImplementation();
Arabica::DOM::Document<std::string> document = domFactory.createDocument("http://www.w3.org/2005/07/scxml", "message", 0);
Arabica::DOM::Element<std::string> scxmlMsg = document.getDocumentElement();
scxmlMsg.setPrefix("scxml");
scxmlMsg.setAttribute("version", "1.0");
if (compound.size() > 0 || array.size() > 0) {
Arabica::DOM::Element<std::string> payloadElem = document.createElementNS("http://www.w3.org/2005/07/scxml", "scxml:payload");
scxmlMsg.appendChild(payloadElem);
// we do not support nested attibutes
if (compound.size() > 0) {
std::map<std::string, Data>::iterator compoundIter = compound.begin();
while(compoundIter != compound.end()) {
if (compoundIter->second.atom.size() > 0) {
Arabica::DOM::Element<std::string> propertyElem = document.createElementNS("http://www.w3.org/2005/07/scxml", "scxml:property");
propertyElem.setAttribute("name", compoundIter->first);
Arabica::DOM::Text<std::string> textElem = document.createTextNode(compoundIter->second.atom);
propertyElem.appendChild(textElem);
payloadElem.appendChild(propertyElem);
}
compoundIter++;
}
}
}
return document;
}
Arabica::DOM::Document<std::string> Event::toDocument() {
Arabica::DOM::DOMImplementation<std::string> domFactory = Arabica::SimpleDOM::DOMImplementation<std::string>::getDOMImplementation();
Arabica::DOM::Document<std::string> document = Data::toDocument();
Arabica::DOM::Element<std::string> scxmlMsg = document.getDocumentElement();
scxmlMsg.setAttribute("source", origin);
scxmlMsg.setAttribute("name", name);
return document;
}
Arabica::DOM::Document<std::string> SendRequest::toDocument() {
Arabica::DOM::DOMImplementation<std::string> domFactory = Arabica::SimpleDOM::DOMImplementation<std::string>::getDOMImplementation();
Arabica::DOM::Document<std::string> document = Event::toDocument();
Arabica::DOM::Element<std::string> scxmlMsg = document.getDocumentElement();
// add params and namelist
if (params.size() > 0 || namelist.size() > 0) {
Arabica::DOM::NodeList<std::string> payload = scxmlMsg.getElementsByTagName("scxml:payload");
if (payload.getLength() == 0) {
Arabica::DOM::Element<std::string> payloadElem = document.createElementNS("http://www.w3.org/2005/07/scxml", "scxml:payload");
scxmlMsg.appendChild(payloadElem);
}
Arabica::DOM::Node<std::string> payloadElem = scxmlMsg.getElementsByTagName("scxml:payload").item(0);
// add parameters
std::multimap<std::string, std::string>::iterator paramIter = params.begin();
while(paramIter != params.end()) {
Arabica::DOM::Element<std::string> propertyElem = document.createElementNS("http://www.w3.org/2005/07/scxml", "scxml:property");
propertyElem.setAttribute("name", paramIter->first);
Arabica::DOM::Text<std::string> textElem = document.createTextNode(paramIter->second);
propertyElem.appendChild(textElem);
payloadElem.appendChild(propertyElem);
paramIter++;
}
// add namelist elements
std::map<std::string, std::string>::iterator namelistIter = namelist.begin();
while(namelistIter != namelist.end()) {
Arabica::DOM::Element<std::string> propertyElem = document.createElementNS("http://www.w3.org/2005/07/scxml", "scxml:property");
propertyElem.setAttribute("name", namelistIter->first);
Arabica::DOM::Text<std::string> textElem = document.createTextNode(namelistIter->second);
propertyElem.appendChild(textElem);
payloadElem.appendChild(propertyElem);
namelistIter++;
}
}
scxmlMsg.setAttribute("sendid", sendid);
return document;
}
Arabica::DOM::Document<std::string> InvokeRequest::toDocument() {
Arabica::DOM::DOMImplementation<std::string> domFactory = Arabica::SimpleDOM::DOMImplementation<std::string>::getDOMImplementation();
Arabica::DOM::Document<std::string> document = Event::toDocument();
Arabica::DOM::Element<std::string> scxmlMsg = document.getDocumentElement();
scxmlMsg.setAttribute("invokeid", invokeid);
return document;
}
Data Data::fromXML(const std::string& xmlString) {
return Data();
}
Event Event::fromXML(const std::string& xmlString) {
Arabica::SAX2DOM::Parser<std::string> eventParser;
Arabica::SAX::CatchErrorHandler<std::string> errorHandler;
eventParser.setErrorHandler(errorHandler);
std::istringstream is(xmlString);
Arabica::SAX::InputSource<std::string> inputSource;
inputSource.setByteStream(is);
Event event;
if(eventParser.parse(inputSource) && eventParser.getDocument().hasChildNodes()) {
Arabica::DOM::Element<std::string> scxmlMsg = eventParser.getDocument().getDocumentElement();
if (HAS_ATTR(scxmlMsg, "name"))
event.name = ATTR(scxmlMsg, "name");
if (HAS_ATTR(scxmlMsg, "sendid"))
event.sendid = ATTR(scxmlMsg, "sendid");
Arabica::DOM::NodeList<std::string> payloads = scxmlMsg.getElementsByTagName("scxml:payload");
if (payloads.getLength() > 0) {
Arabica::DOM::Node<std::string> payload = payloads.item(0);
if (payload.getNodeType() == Arabica::DOM::Node_base::ELEMENT_NODE) {
Arabica::DOM::Element<std::string> payloadElem = (Arabica::DOM::Element<std::string>)payload;
Arabica::DOM::NodeList<std::string> properties = payloadElem.getElementsByTagName("scxml:property");
if (properties.getLength() > 0) {
for (int i = 0; i < properties.getLength(); i++) {
if (HAS_ATTR(properties.item(i), "name")) {
std::string key = ATTR(properties.item(i), "name");
std::string value;
Arabica::DOM::NodeList<std::string> childs = properties.item(i).getChildNodes();
for (int j = 0; j < childs.getLength(); j++) {
if (childs.item(j).getNodeType() == Arabica::DOM::Node_base::TEXT_NODE) {
value = childs.item(j).getNodeValue();
break;
}
}
event.compound[key] = Data(value, VERBATIM);
}
}
}
}
}
}
return event;
}
SendRequest SendRequest::fromXML(const std::string& xmlString) {
Event::fromXML(xmlString);
return SendRequest();
}
InvokeRequest InvokeRequest::fromXML(const std::string& xmlString) {
Event::fromXML(xmlString);
return InvokeRequest();
}
#ifndef SWIGJAVA
std::ostream& operator<< (std::ostream& os, const Event& event) {
os << (event.type == Event::EXTERNAL ? "External" : "Internal") << " Event " /* << (event.dom ? "with DOM attached" : "")*/ << std::endl;
if (event.name.size() > 0)
os << " name: " << event.name << std::endl;
if (event.origin.size() > 0)
os << " origin: " << event.origin << std::endl;
if (event.origintype.size() > 0)
os << " origintype: " << event.origintype << std::endl;
_dataIndentation++;
os << " data: " << (Data)event << std::endl;
_dataIndentation--;
return os;
}
#endif
#ifndef SWIGJAVA
std::ostream& operator<< (std::ostream& os, const Data& data) {
std::string indent;
for (int i = 0; i < _dataIndentation; i++) {
indent += " ";
}
if (false) {
} else if (data.compound.size() > 0) {
int longestKey = 0;
std::map<std::string, Data>::const_iterator compoundIter = data.compound.begin();
while(compoundIter != data.compound.end()) {
if (compoundIter->first.size() > longestKey)
longestKey = compoundIter->first.size();
compoundIter++;
}
std::string keyPadding;
for (unsigned int i = 0; i < longestKey; i++)
keyPadding += " ";
os << "{" << std::endl;
compoundIter = data.compound.begin();
while(compoundIter != data.compound.end()) {
os << indent << " \"" << compoundIter->first << "\" " << keyPadding.substr(0, longestKey - compoundIter->first.size()) << ": ";
_dataIndentation += 2;
os << compoundIter->second << "," << std::endl;
_dataIndentation -= 2;
compoundIter++;
}
os << indent << "}" << std::endl;
} else if (data.array.size() > 0) {
os << "[" << std::endl;
std::map<std::string, Data>::const_iterator compoundIter = data.compound.begin();
while(compoundIter != data.compound.end()) {
_dataIndentation += 2;
os << indent << " " << compoundIter->second << "," << std::endl;
_dataIndentation -= 2;
compoundIter++;
}
os << indent << "]" << std::endl;
} else if (data.atom.size() > 0) {
if (data.type == Data::VERBATIM) {
os << indent << "\"" << data.atom << "\"";
} else {
os << indent << data.atom;
}
}
return os;
}
#endif
}
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