<?php
/* Copyright (C) 2003-2004 Rodolphe Quiedeville <rodolphe@quiedeville.org>
 * Copyright (C) 2004-2011 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2004      Eric Seigne          <eric.seigne@ryxeo.com>
 * Copyright (C) 2005-2011 Regis Houssin        <regis@dolibarr.fr>
 * Copyright (C) 2006      Andre Cianfarani     <acianfa@free.fr>
 *
 * 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, see <http://www.gnu.org/licenses/>.
 * or see http://www.gnu.org/
 */

/**
 *  \file			htdocs/includes/modules/commande/modules_commande.php
 *  \ingroup		commande
 *  \brief			Fichier contenant la classe mere de generation des commandes en PDF
 *  				et la classe mere de numerotation des commandes
 */

require_once(DOL_DOCUMENT_ROOT."/core/class/commondocgenerator.class.php");
require_once(DOL_DOCUMENT_ROOT."/compta/bank/class/account.class.php");	// requis car utilise par les classes qui heritent
require_once(DOL_DOCUMENT_ROOT.'/core/class/discount.class.php');


/**
 *  \class      ModelePDFCommandes
 *  \brief      Classe mere des modeles de commandes
 */
abstract class ModelePDFCommandes extends CommonDocGenerator
{
	var $error='';

	/**
	 *  Return list of active generation modules
	 *
	 * 	@param		DoliDB		$db		Database handler
	 */
	function liste_modeles($db)
	{
		global $conf;

		$type='order';
		$liste=array();

		include_once(DOL_DOCUMENT_ROOT.'/lib/functions2.lib.php');
		$liste=getListOfModels($db,$type,'');

		return $liste;
	}
}


/**
 *  \class      ModeleNumRefCommandes
 *  \brief      Classe mere des modeles de numerotation des references de commandes
 */

abstract class ModeleNumRefCommandes
{
	var $error='';

	/**  Return if a module can be used or not
	 *
	 *   @return		boolean     true if module can be used
	 */
	function isEnabled()
	{
		return true;
	}

	/**  Renvoie la description par defaut du modele de numerotation
	 *
	 *   @return     string      Texte descripif
	 */
	function info()
	{
		global $langs;
		$langs->load("orders");
		return $langs->trans("NoDescription");
	}

	/**  Renvoie un exemple de numerotation
	 *
	 *   @return     string      Example
	 */
	function getExample()
	{
		global $langs;
		$langs->load("orders");
		return $langs->trans("NoExample");
	}

	/**  Test si les numeros deja en vigueur dans la base ne provoquent pas de conflits qui empecheraient cette numerotation de fonctionner.
	 *
	 *   @return     boolean     false si conflit, true si ok
	 */
	function canBeActivated()
	{
		return true;
	}

	/**  Renvoie prochaine valeur attribuee
	 *
	 *   @return     string      Valeur
	 */
	function getNextValue()
	{
		global $langs;
		return $langs->trans("NotAvailable");
	}

	/**  Renvoie version du module numerotation
	 *
	 *   @return     string      Valeur
	 */
	function getVersion()
	{
		global $langs;
		$langs->load("admin");

		if ($this->version == 'development') return $langs->trans("VersionDevelopment");
		if ($this->version == 'experimental') return $langs->trans("VersionExperimental");
		if ($this->version == 'dolibarr') return DOL_VERSION;
		return $langs->trans("NotAvailable");
	}
}


/**
 *  Create a document onto disk accordign to template module.
 *
 *  @param	    DoliDB		$db  			Database handler
 *  @param	    Object		$object			Object order
 *  @param	    string		$modele			Force le modele a utiliser ('' to not force)
 *  @param		Translate	$outputlangs	objet lang a utiliser pour traduction
 *  @param      int			$hidedetails    Hide details of lines
 *  @param      int			$hidedesc       Hide description
 *  @param      int			$hideref        Hide ref
 *  @param      HookManager	$hookmanager	Hook manager instance
 *  @return     int         				0 if KO, 1 if OK
 */
function commande_pdf_create($db, $object, $modele, $outputlangs, $hidedetails=0, $hidedesc=0, $hideref=0, $hookmanager=false)
{
	global $conf,$user,$langs;
	$langs->load("orders");

	$dir = "/includes/modules/commande/";
	$srctemplatepath='';
	$modelisok=0;
	$liste=array();

	// Positionne modele sur le nom du modele de commande a utiliser
	$file = "pdf_".$modele.".modules.php";
	// On verifie l'emplacement du modele
	$file = dol_buildpath($dir.$file);
	if ($modele && file_exists($file))   $modelisok=1;

	// Si model pas encore bon
	if (! $modelisok)
	{
		if ($conf->global->COMMANDE_ADDON_PDF) $modele = $conf->global->COMMANDE_ADDON_PDF;
		$file = "pdf_".$modele.".modules.php";
		// On verifie l'emplacement du modele
        $file = dol_buildpath($dir.$file);
		if (file_exists($file))   $modelisok=1;
	}

	// Si model pas encore bon
	if (! $modelisok)
	{
		$liste=ModelePDFCommandes::liste_modeles($db);
		$modele=key($liste);        // Renvoie premiere valeur de cle trouvee dans le tableau
		$file = "pdf_".$modele.".modules.php";
		// On verifie l'emplacement du modele
        $file = dol_buildpath($dir.$file);
		if (file_exists($file))   $modelisok=1;
	}

	// Charge le modele
	if ($modelisok)
	{
		$classname = "pdf_".$modele;
		require_once($file);

		$obj = new $classname($db);

		// We save charset_output to restore it because write_file can change it if needed for
		// output format that does not support UTF8.
		$sav_charset_output=$outputlangs->charset_output;
		if ($obj->write_file($object, $outputlangs, $srctemplatepath, $hidedetails, $hidedesc, $hideref, $hookmanager) > 0)
		{
			$outputlangs->charset_output=$sav_charset_output;

			// we delete preview files
        	require_once(DOL_DOCUMENT_ROOT."/lib/files.lib.php");
			dol_delete_preview($object);

			// Appel des triggers
			include_once(DOL_DOCUMENT_ROOT . "/core/class/interfaces.class.php");
			$interface=new Interfaces($db);
			$result=$interface->run_triggers('ORDER_BUILDDOC',$object,$user,$langs,$conf);
			if ($result < 0) { $error++; $this->errors=$interface->errors; }
			// Fin appel triggers

			return 1;
		}
		else
		{
			$outputlangs->charset_output=$sav_charset_output;
			dol_syslog("Error");
			dol_print_error($db,$obj->error);
			return 0;
		}
	}
	else
	{
		if (! $conf->global->COMMANDE_ADDON_PDF)
		{
			print $langs->trans("Error")." ".$langs->trans("Error_COMMANDE_ADDON_PDF_NotDefined");
		}
		else
		{
			print $langs->trans("Error")." ".$langs->trans("ErrorFileDoesNotExists",$dir.$file);
		}
		return 0;
	}
}
?>