<?php
/*************************************************************************************/
/*                                                                                   */
/*      Thelia	                                                                     */
/*                                                                                   */
/*      Copyright (c) 2005-2013 OpenStudio                                           */
/*      email : info@thelia.fr                                                       */
/*      web : http://www.thelia.net                                                  */
/*                                                                                   */
/*      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 3 of the License                */
/*                                                                                   */
/*      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/>.        */
/*                                                                                   */
/*************************************************************************************/
require_once __DIR__ . "/../fonctions/autoload.php";
require_once(__DIR__ . "/../fonctions/nettoyage.php");
require_once(__DIR__ . "/../fonctions/hierarchie.php");
require_once(__DIR__ . "/../fonctions/url.php");

abstract class BaseobjdescReecriture extends Baseobjdesc {

	public function __construct($colonne, $fkey = 0, $lang = false) {

		// On a besoin de la langue demandée pour les opérations de réécriture futures
		if ($lang) $this->lang = $lang;

		parent::__construct($colonne, $fkey, $lang);
	}

	/**
	 * Cette methode doit retourner la clef de l'URL ré-ecrite, telle qu'elle estg utilisé
	 * dans la colonne 'param' de la table reecriture. Exemple pour un produit :
	 *
	 * id_produit=x&id_rubrique=y
	 */
	protected abstract function clef_url_reecrite();

	/**
	 * Cette méthode retourne l'URL ré-écrite telle qu'elle apparaît dans le back-office. Par exemple,
	 * pour un produit :
	 *
	 * idproduit-titrerubrique-titreptroduit.html
	 */
	protected abstract function texte_url_reecrite();

	public function getUrl() {

		if (Variable::lire("rewrite") != 0) {

			$reecriture = new Reecriture();

			if ($reecriture->charger_param($this->colonne, "&" . $this->clef_url_reecrite(), $this->lang, 1)) {

				return urlfond() ."/".$reecriture->url;
			}
		}

		return urlfond($this->colonne, htmlspecialchars($this->clef_url_reecrite()), true);
	}

	public function charger_reecriture() {

		$reecriture = new Reecriture();

		$reecriture->charger_param($this->colonne, "&" . $this->clef_url_reecrite(), $this->lang);

		return $reecriture;
	}

	public function reecrire($url = "") {

		$ret = 0;

		if ($url == "") $url = $this->texte_url_reecrite();

		$url = eregurl($url);

		$param = "&" . $this->clef_url_reecrite();

		$reecriture = new Reecriture();

		if (! $reecriture->charger($url)) {

			$reecriture->charger_param($this->colonne, $param, $this->lang, 1);

			if ($reecriture->url != $url) {

				$reecriture->actif = 0;
				$reecriture->maj();

				$reecriture = new Reecriture();

				$reecriture->fond = $this->colonne;
				$reecriture->url = $url;
				$reecriture->param = $param;
				$reecriture->lang = $this->lang;
				$reecriture->actif = 1;

				$ret = $reecriture->add();
			}
		}

		return $ret;
	}

	public function delete()
	{
		if($reecriture = $this->charger_reecriture())
		{
			$reecriture->actif = 0;
			$reecriture->maj();

			$reecriture_new = new Reecriture();
			$reecriture_new->url = $reecriture->url;
			$reecriture_new->fond = 'nexisteplus';
			$reecriture_new->param = $reecriture->param . '&ancienfond=' . $reecriture->fond;
			$reecriture_new->actif	 = 1;
			$reecriture_new->lang	 = $reecriture->lang;
			$reecriture_new->add();
		}

		parent::delete();
	}
}
?>