functions.inc.php

<?php
/* Copyright (C) 2000-2007 Rodolphe Quiedeville <rodolphe@quiedeville.org>
 * Copyright (C) 2003      Jean-Louis Bergamo   <jlb@j1b.org>
 * Copyright (C) 2004-2005 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2004      Sebastien Di Cintio  <sdicintio@ressource-toi.org>
 * Copyright (C) 2004      Benoit Mortier       <benoit.mortier@opensides.be>
 * Copyright (C) 2004      Christophe Combelles <ccomb@free.fr>
 * Copyright (C) 2005-2007 Regis Houssin        <regis.houssin@cap-networks.com>
 *
 * 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.
 * or see http://www.gnu.org/
 *
 * $Id$
 * $Source$
 */

/**
   \file       htdocs/lib/functions.inc.php
   \brief      Ensemble de fonctions de base de dolibarr sous forme d'include
   \author     Rodolphe Quiedeville
   \author	    Jean-Louis Bergamo
   \author	    Laurent Destailleur
   \author     Sebastien Di Cintio
   \author     Benoit Mortier
   \version    $Revision$
   
   Ensemble de fonctions de base de dolibarr sous forme d'include
*/


/**
   \brief      Renvoi une version en chaine depuis une version en tableau
   \param	    versionarray        Tableau de version (vermajeur,vermineur,autre)
   \return     string              Chaine version
*/
function versiontostring($versionarray)
{
  $string='?';
  if (isset($versionarray[0])) $string=$versionarray[0];
  if (isset($versionarray[1])) $string.='.'.$versionarray[1];
  if (isset($versionarray[2])) $string.='.'.$versionarray[2];
  return $string;
}

/**
   \brief      Compare 2 versions
   \param      versionarray1       Tableau de version (vermajeur,vermineur,autre)
   \param      versionarray2       Tableau de version (vermajeur,vermineur,autre)
   \return     int                 <0 si versionarray1<versionarray2, 0 si =, >0 si versionarray1>versionarray2
*/
function versioncompare($versionarray1,$versionarray2)
{
    $ret=0;
    $i=0;
    while ($i < max(sizeof($versionarray1),sizeof($versionarray1)))
    {
        $operande1=isset($versionarray1[$i])?$versionarray1[$i]:0;
        $operande2=isset($versionarray2[$i])?$versionarray2[$i]:0;