/*

Jabber Protocol Plugin for Miranda IM
Copyright (C) 2002-04  Santithorn Bunchua
Copyright (C) 2005-08  George Hazan
Copyright (C) 2007     Maxim Mluhov
Copyright (C) 2008-09  Dmitriy Chervov

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

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.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#include "jabber.h"
#include "jabber_message_manager.h"

BOOL CJabberMessageManager::FillPermanentHandlers()
{
	AddPermanentHandler(&CJabberProto::OnMessageError, JABBER_MESSAGE_TYPE_ERROR, JABBER_MESSAGE_PARSE_FROM | JABBER_MESSAGE_PARSE_HCONTACT, NULL, FALSE, _T("error"));
	AddPermanentHandler(&CJabberProto::OnMessageIbb, 0, 0, _T(JABBER_FEAT_IBB), FALSE, _T("data"));
	AddPermanentHandler(&CJabberProto::OnMessagePubsubEvent, 0, 0, _T(JABBER_FEAT_PUBSUB_EVENT), FALSE, _T("event"));
	AddPermanentHandler(&CJabberProto::OnMessageGroupchat, JABBER_MESSAGE_TYPE_GROUPCHAT, JABBER_MESSAGE_PARSE_FROM, NULL, FALSE, NULL);
	return TRUE;
}

BOOL CJabberMessageManager::HandleMessagePermanent(HXML node, ThreadData *pThreadData)
{
	BOOL bStopHandling = FALSE;
	Lock();
	CJabberMessagePermanentInfo *pInfo = m_pPermanentHandlers;
	while (pInfo && !bStopHandling) {
	// have to get all data here, in the loop, because there's always possibility that previous handler modified it
		CJabberMessageInfo messageInfo;

		LPCTSTR szType = xmlGetAttrValue(node, _T("type"));
		if (szType)
		{
			if ( !_tcsicmp(szType, _T("normal")))
				messageInfo.m_nMessageType = JABBER_MESSAGE_TYPE_NORMAL;
			else if ( !_tcsicmp(szType, _T("error")))
				messageInfo.m_nMessageType = JABBER_MESSAGE_TYPE_ERROR;
			else if ( !_tcsicmp(szType, _T("chat")))
				messageInfo.m_nMessageType = JABBER_MESSAGE_TYPE_CHAT;
			else if ( !_tcsicmp(szType, _T("groupchat")))
				messageInfo.m_nMessageType = JABBER_MESSAGE_TYPE_GROUPCHAT;
			else if ( !_tcsicmp(szType, _T("headline")))
				messageInfo.m_nMessageType = JABBER_MESSAGE_TYPE_HEADLINE;
			else
				break; // m_nMessageType = JABBER_MESSAGE_TYPE_FAIL;
		}
		else {
			messageInfo.m_nMessageType = JABBER_MESSAGE_TYPE_NORMAL;
		}

		if ((pInfo->m_nMessageTypes & messageInfo.m_nMessageType)) {
			int i;
			for (i = xmlGetChildCount(node) - 1; i >= 0; i--) {
			// enumerate all children and see whether this node suits handler criteria
				HXML child = xmlGetChild(node, i);
				
				LPCTSTR szTagName = xmlGetName(child);
				LPCTSTR szXmlns = xmlGetAttrValue(child, _T("xmlns"));

				if ((!pInfo->m_szXmlns || (szXmlns && !_tcscmp(pInfo->m_szXmlns, szXmlns))) &&
				(!pInfo->m_szTag || !_tcscmp(pInfo->m_szTag, szTagName))) {
				// node suits handler criteria, call the handler
					messageInfo.m_hChildNode = child;
					messageInfo.m_szChildTagName = szTagName;
					messageInfo.m_szChildTagXmlns = szXmlns;
					messageInfo.m_pUserData = pInfo->m_pUserData;
					messageInfo.m_szFrom = xmlGetAttrValue(node, _T("from")); // is necessary for ppro->Log() below, that's why we must parse it even if JABBER_MESSAGE_PARSE_FROM flag is not set

					if (pInfo->m_dwParamsToParse & JABBER_MESSAGE_PARSE_ID_STR)
						messageInfo.m_szId = xmlGetAttrValue(node, _T("id"));

					if (pInfo->m_dwParamsToParse & JABBER_IQ_PARSE_TO)
						messageInfo.m_szTo = xmlGetAttrValue(node, _T("to"));

					if (pInfo->m_dwParamsToParse & JABBER_MESSAGE_PARSE_HCONTACT)
						messageInfo.m_hContact = ppro->HContactFromJID(messageInfo.m_szFrom, 3);

					if (messageInfo.m_szFrom)
						ppro->Log("Handling message from " TCHAR_STR_PARAM, messageInfo.m_szFrom);
					if ((ppro->*(pInfo->m_pHandler))(node, pThreadData, &messageInfo)) {
						bStopHandling = TRUE;
						break;
					}
				}
			}
		}
		pInfo = pInfo->m_pNext;
	}
	Unlock();

	return bStopHandling;
}