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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/StreamStack/XMPPLayer.h>
#include <Swiften/Parser/XMPPParser.h>
#include <Swiften/Serializer/XMPPSerializer.h>
#include <Swiften/Elements/ProtocolHeader.h>
namespace Swift {
XMPPLayer::XMPPLayer(
PayloadParserFactoryCollection* payloadParserFactories,
PayloadSerializerCollection* payloadSerializers,
XMLParserFactory* xmlParserFactory,
StreamType streamType) :
payloadParserFactories_(payloadParserFactories),
payloadSerializers_(payloadSerializers),
xmlParserFactory_(xmlParserFactory),
resetParserAfterParse_(false),
inParser_(false) {
xmppParser_ = new XMPPParser(this, payloadParserFactories_, xmlParserFactory);
xmppSerializer_ = new XMPPSerializer(payloadSerializers_, streamType);
}
XMPPLayer::~XMPPLayer() {
delete xmppSerializer_;
delete xmppParser_;
}
void XMPPLayer::writeHeader(const ProtocolHeader& header) {
writeDataInternal(createSafeByteArray(xmppSerializer_->serializeHeader(header)));
}
void XMPPLayer::writeFooter() {
writeDataInternal(createSafeByteArray(xmppSerializer_->serializeFooter()));
}
void XMPPLayer::writeElement(boost::shared_ptr<Element> element) {
writeDataInternal(xmppSerializer_->serializeElement(element));
}
void XMPPLayer::writeData(const std::string& data) {
writeDataInternal(createSafeByteArray(data));
}
void XMPPLayer::writeDataInternal(const SafeByteArray& data) {
onWriteData(data);
writeDataToChildLayer(data);
}
void XMPPLayer::handleDataRead(const SafeByteArray& data) {
onDataRead(data);
inParser_ = true;
// FIXME: Converting to unsafe string. Should be ok, since we don't take passwords
// from the stream in clients. If servers start using this, and require safe storage,
// we need to fix this.
if (!xmppParser_->parse(byteArrayToString(ByteArray(data.begin(), data.end())))) {
inParser_ = false;
onError();
return;
}
inParser_ = false;
if (resetParserAfterParse_) {
doResetParser();
}
}
void XMPPLayer::doResetParser() {
delete xmppParser_;
xmppParser_ = new XMPPParser(this, payloadParserFactories_, xmlParserFactory_);
resetParserAfterParse_ = false;
}
void XMPPLayer::handleStreamStart(const ProtocolHeader& header) {
onStreamStart(header);
}
void XMPPLayer::handleElement(boost::shared_ptr<Element> stanza) {
onElement(stanza);
}
void XMPPLayer::handleStreamEnd() {
}
void XMPPLayer::resetParser() {
if (inParser_) {
resetParserAfterParse_ = true;
}
else {
doResetParser();
}
}
}
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