/*
 * Copyright 2005 - 2009  Zarafa B.V.
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3, 
 * as published by the Free Software Foundation with the following additional 
 * term according to sec. 7:
 *  
 * According to sec. 7 of the GNU Affero General Public License, version
 * 3, the terms of the AGPL are supplemented with the following terms:
 * 
 * "Zarafa" is a registered trademark of Zarafa B.V. The licensing of
 * the Program under the AGPL does not imply a trademark license.
 * Therefore any rights, title and interest in our trademarks remain
 * entirely with us.
 * 
 * However, if you propagate an unmodified version of the Program you are
 * allowed to use the term "Zarafa" to indicate that you distribute the
 * Program. Furthermore you may use our trademarks where it is necessary
 * to indicate the intended purpose of a product or service provided you
 * use it in accordance with honest practices in industrial or commercial
 * matters.  If you want to propagate modified versions of the Program
 * under the name "Zarafa" or "Zarafa Server", you may only do so if you
 * have a written permission by Zarafa B.V. (to acquire a permission
 * please contact Zarafa at trademark@zarafa.com).
 * 
 * The interactive user interface of the software displays an attribution
 * notice containing the term "Zarafa" and/or the logo of Zarafa.
 * Interactive user interfaces of unmodified and modified versions must
 * display Appropriate Legal Notices according to sec. 5 of the GNU
 * Affero General Public License, version 3, when you propagate
 * unmodified or modified versions of the Program. In accordance with
 * sec. 7 b) of the GNU Affero General Public License, version 3, these
 * Appropriate Legal Notices must retain the logo of Zarafa or display
 * the words "Initial Development by Zarafa" if the display of the logo
 * is not reasonably feasible for technical reasons. The use of the logo
 * of Zarafa in Legal Notices is allowed for unmodified and modified
 * versions of the software.
 * 
 * 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 Affero General Public License for more details.
 *  
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 */

#ifndef ECCONFIG_H
#define ECCONFIG_H

#include <list>
#include <string>

struct configsetting_t {
	const char *szName;
	const char *szValue;
	unsigned short ulFlags;
#define CONFIGSETTING_ALIAS			0x0001
#define CONFIGSETTING_RELOADABLE	0x0002
#define CONFIGSETTING_UNUSED		0x0004
#define CONFIGSETTING_NONEMPTY		0x0008
#define CONFIGSETTING_EXACT			0x0010
	unsigned short ulGroup;
#define CONFIGGROUP_PROPMAP			0x0001
};

#ifdef UNICODE
#define GetConfigSetting(_config, _name) ((_config)->GetSettingW(_name))
#else
#define GetConfigSetting(_config, _name) ((_config)->GetSetting(_name))
#endif

static const char *lpszDEFAULTDIRECTIVES[] = { "include", NULL };

class ECConfig {
public:
	static ECConfig* Create(const configsetting_t *lpDefaults, const char **lpszDirectives = lpszDEFAULTDIRECTIVES);

	virtual ~ECConfig();

	virtual bool	LoadSettings(const char *szFilename) = 0;
	virtual bool	LoadSettings(const wchar_t *szFilename);
	virtual bool	ReloadSettings() = 0;

	virtual bool	AddSetting(const char *szName, const char *szValue, const unsigned int ulGroup = 0) = 0;

	virtual char*	GetSetting(const char *szName) = 0;
	virtual char*	GetSetting(const char *szName, char *equal, char *other) = 0;
	virtual wchar_t* GetSettingW(const char *szName) = 0;
	virtual wchar_t* GetSettingW(const char *szName, wchar_t *equal, wchar_t *other) = 0;

	virtual std::list<configsetting_t> GetSettingGroup(unsigned int ulGroup) = 0;

	virtual bool	HasWarnings() = 0;
	virtual std::list<std::string>* GetWarnings() = 0;
	virtual bool	HasErrors() = 0;
	virtual std::list<std::string>* GetErrors() = 0;

	virtual bool WriteSettingToFile(const char *szName, const char *szValue, const char* szFileName) = 0;
	virtual bool WriteSettingsToFile(const char* szFileName) = 0;
};

#endif // ECCONFIG_H
