/*
 * $Id$
 * Copyright (C) 2011 gingko - http://gingko.homeip.net/
 *
 * This file is part of Pouchin TV Mod, a free DVB-T viewer.
 * See http://www.pouchintv.fr/ for updates.
 *
 * Pouchin TV Mod 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.
 *
 * Pouchin TV Mod 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

// ====================================================================================

#include "stdafx.h"
#include "cmdline.h"
#include "shellapi.h"

// ====================================================================================

bool CCmdLine::Next(tstring & strArg)
{
	if (itArgs == itEnd)
		return false;
	strArg = *itArgs;
	return true;
}

tstring CCmdLine::Next()
{
	if (itArgs != itEnd)
		return *itArgs++;
	return TEXT("");
}

CCmdLine & CCmdLine::Load(int argc, LPSTR argv[])
{
	int nInx;

	if (argc > 0)
		strcpy_T(strCommand, argv[0]);
	for (nInx=1; nInx < argc; ++nInx) {
		vCmdArgs.push_back(tstring());
		strcpy_T(*vCmdArgs.rbegin(), argv[nInx]);
	}
	return *this;
}

CCmdLine & CCmdLine::Load(int argc, LPWSTR argv[])
{
	int nInx;

	if (argc > 0)
		strcpy_T(strCommand, argv[0]);
	for (nInx=1; nInx < argc; ++nInx) {
		vCmdArgs.push_back(tstring());
		strcpy_T(*vCmdArgs.rbegin(), argv[nInx]);
	}
	return *this;
}

CCmdLine & CCmdLine::Load(LPCWSTR pszCmdLine)
{
	int			argc;
	LPWSTR *	argv = CommandLineToArgvW(pszCmdLine, &argc);

	if (argv) {
		Load(argc, argv);
		LocalFree(argv);
	}
	return *this;
}

CCmdLine & CCmdLine::Load(LPCSTR pszCmdLine)
{
	wstring	strCmdLine;

	strcpy_T(strCmdLine, pszCmdLine);
	return Load(strCmdLine.c_str());
}

/**
 * \brief Traitement de tous les paramètres chargés
 *
 * Appel de la méthode virtuelle pure \p ProcessArg pour chaque paramètre, un par un.
 * Tient compte de la possibilité que cette fonction appelle \p Next en interne pour
 * acquérir des paramètres en tant qu'argument : dans ce cas, ces paramètres seront sautés.
 **/
bool CCmdLine::ProcessAll()
{
	Reset();
	while (itArgs != itEnd) {
		tstring & strArg = *itArgs++;

		if (!ProcessArg(strArg)) {
			bParamError = true;
			return false;
		}
	}
	PostProcess();
	return true;
}

// ====================================================================================