/*
 * $Header: /cvs/tuxbox/apps/dvb/zapit/include/zapit/xmlinterface.h,v 1.21 2004/04/07 19:33:21 thegoodguy Exp $
 *
 * xmlinterface for zapit - d-box2 linux project
 *
 * (C) 2002 by thegoodguy <thegoodguy@berlios.de>
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef __xmlinterface_h__
#define __xmlinterface_h__

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <string>

#ifdef USE_LIBXML
#include <libxml/parser.h>
#define xmlNextNode next
inline char*      xmlGetAttribute     (xmlNodePtr cur, const char * s) { return (char *)xmlGetProp(cur, (const xmlChar *)s); };
inline char*      xmlGetName          (xmlNodePtr cur)                 { return (char *)(cur->name); };

#else  /* use libxmltree */
#include <xmltree.h>
typedef XMLTreeParser* xmlDocPtr;
typedef XMLTreeNode*   xmlNodePtr;
#define xmlChildrenNode GetChild()
#define xmlNextNode     GetNext()
inline xmlNodePtr xmlDocGetRootElement(xmlDocPtr  doc)                 { return doc->RootNode(); };
inline void       xmlFreeDoc          (xmlDocPtr  doc)                 { delete doc; };
inline char*      xmlGetAttribute     (xmlNodePtr cur, char * s)       { return cur->GetAttributeValue(s); };
inline char*      xmlGetName          (xmlNodePtr cur)                 { return cur->GetType();  };
inline char*      xmlGetData          (xmlNodePtr cur)                 { return cur->GetData();  };
#endif /* USE_LIBXML */


unsigned long xmlGetNumericAttribute  (const xmlNodePtr node, char *name, const int base);
long xmlGetSignedNumericAttribute     (const xmlNodePtr node, char *name, const int base);
xmlNodePtr xmlGetNextOccurence        (xmlNodePtr cur, const char * s);

std::string Unicode_Character_to_UTF8(const int character);

inline std::string convert_UTF8_To_UTF8_XML(const char * s)
{
	std::string r;

	while ((*s) != 0)
	{
		/* cf. http://www.w3.org/TR/xhtml1/dtds.html */
		switch (*s)
		{
			case '<':
				r += "&lt;";
				break;
			case '>':
				r += "&gt;";
				break;
			case '&':
				r += "&amp;";
				break;
				case '\"':
					r += "&quot;";
				break;
			case '\'':
				r += "&apos;";
				break;
			default:
				r += *s;
		}
		s++;
	}
	return r;
}
xmlDocPtr parseXml(const char *data);
xmlDocPtr parseXmlFile(const char * filename);

#endif /* __xmlinterface_h__ */