/**
 * @file lltemplatemessagedispatcher.h
 * @brief LLTemplateMessageDispatcher class
 *
 * $LicenseInfo:firstyear=2009&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library 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.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */


#include "lltemplatemessagedispatcher.h"

#include "llhttpnode.h"
#include "llhost.h"
#include "message.h"
#include "llsd.h"
#include "lltemplatemessagereader.h"

#include "nd/ndexceptions.h" // <FS:ND/> For ndxran

LLTemplateMessageDispatcher::LLTemplateMessageDispatcher(LLTemplateMessageReader &template_message_reader) :
	mTemplateMessageReader(template_message_reader)
{
}

void LLTemplateMessageDispatcher::dispatch(const std::string& msg_name,
										   const LLSD& message,
										   LLHTTPNode::ResponsePtr responsep)
{
	std::vector<U8> data = message["body"]["binary-template-data"].asBinary();
	U32 size = data.size();
	if(size == 0)
	{
		return;
	}

	LLHost host;
	host = gMessageSystem->getSender();

	bool validate_message = mTemplateMessageReader.validateMessage(&(data[0]), data.size(), host, true);

	if (validate_message)
	{
		// <FS:ND> Handle invalid packets by throwing an exception and a graceful continue
				
		//		mTemplateMessageReader.readMessage(&(data[0]),host);
		
		try{ mTemplateMessageReader.readMessage(&(data[0]),host); }
		catch( nd::exceptions::xran &ex ) { LL_WARNS() << ex.what() << LL_ENDL; }
		// </FS:ND>
	} 
	else 
	{
		gMessageSystem->clearReceiveState();
	}
}

