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/*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include "Swiften/Parser/StanzaParser.h"
#include <iostream>
#include <boost/optional.hpp>
#include <cassert>
#include "Swiften/Parser/PayloadParser.h"
#include "Swiften/Parser/PayloadParserFactory.h"
#include "Swiften/Parser/PayloadParserFactoryCollection.h"
#include "Swiften/Parser/UnknownPayloadParser.h"
namespace Swift {
StanzaParser::StanzaParser(PayloadParserFactoryCollection* factories) :
currentDepth_(0), factories_(factories) {
}
StanzaParser::~StanzaParser() {
}
void StanzaParser::handleStartElement(const std::string& element, const std::string& ns, const AttributeMap& attributes) {
if (inStanza()) {
if (!inPayload()) {
assert(!currentPayloadParser_.get());
PayloadParserFactory* payloadParserFactory = factories_->getPayloadParserFactory(element, ns, attributes);
if (payloadParserFactory) {
currentPayloadParser_.reset(payloadParserFactory->createPayloadParser());
}
else {
currentPayloadParser_.reset(new UnknownPayloadParser());
}
}
assert(currentPayloadParser_.get());
currentPayloadParser_->handleStartElement(element, ns, attributes);
}
else {
boost::optional<std::string> from = attributes.getAttributeValue("from");
if (from) {
getStanza()->setFrom(JID(*from));
}
boost::optional<std::string> to = attributes.getAttributeValue("to");
if (to) {
getStanza()->setTo(JID(*to));
}
boost::optional<std::string> id = attributes.getAttributeValue("id");
if (id) {
getStanza()->setID(*id);
}
handleStanzaAttributes(attributes);
}
++currentDepth_;
}
void StanzaParser::handleEndElement(const std::string& element, const std::string& ns) {
assert(inStanza());
if (inPayload()) {
assert(currentPayloadParser_.get());
currentPayloadParser_->handleEndElement(element, ns);
--currentDepth_;
if (!inPayload()) {
boost::shared_ptr<Payload> payload(currentPayloadParser_->getPayload());
if (payload) {
getStanza()->addPayload(payload);
}
currentPayloadParser_.reset();
}
}
else {
--currentDepth_;
}
}
void StanzaParser::handleCharacterData(const std::string& data) {
if (currentPayloadParser_.get()) {
currentPayloadParser_->handleCharacterData(data);
}
}
}
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Swift