<?php
/*vim: set expandtab tabstop=4 shiftwidth=4: */ 
// +------------------------------------------------------------------------------------------------------+
// | PHP version 4.3                                                                                    |
// +------------------------------------------------------------------------------------------------------+
// | Copyright (C) 2004 Tela Botanica (accueil@tela-botanica.org)                                         |
// +------------------------------------------------------------------------------------------------------+
// | This file is part of Cartographie.                                                                   |
// |                                                                                                      |
// | Foobar 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.                                                                  |
// |                                                                                                      |
// | Foobar 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 Foobar; if not, write to the Free Software                                                |
// | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                            |
// +------------------------------------------------------------------------------------------------------+
// CVS : $Id: carto.php,v 1.1 2005-11-23 10:22:25 jp_milcent Exp $
/**
* Fournie une image cartographique.
*
* Fichier permettant de récupérer l'image d'une carte créer par la bibliothèque cartographique
* et de la faire passer dans les entête HTTP.
*
*@package Cartographie
//Auteur original :
*@author        Nicolas MATHIEU
//Autres auteurs :
*@author        Jean-Pascal MILCENT <jpm@tela-botanica.org>
*@author        Alexandre GRANIER <alexandre@tela-botanica.org>
*@copyright     Tela-Botanica 2000-2004
*@version       $Revision: 1.1 $ $Date: 2005-11-23 10:22:25 $
// +------------------------------------------------------------------------------------------------------+
*/

// +------------------------------------------------------------------------------------------------------+
// |                                            ENTETE du PROGRAMME                                       |
// +------------------------------------------------------------------------------------------------------+
session_name($_GET['session']);
session_start();

// +------------------------------------------------------------------------------------------------------+
// |                                            CORPS du PROGRAMME                                        |
// +------------------------------------------------------------------------------------------------------+
$image = imagecreatefrompng($_SESSION['chemin'].$_SESSION['fichier'].'.png');
if (!$image) {
    echo session_name();
    echo session_id();
    trigger_error($image);
} else {
    header("Expires: Wen, 01 Dec 1999 01:00:00 GMT");// Date du passé
    header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");// toujours modifié
    header("Cache-Control: no-cache, must-revalidate");// HTTP/1.1
    header("Pragma: no-cache"); // HTTP/1.0
    header ("content-type:image/png");
    chmod($_SESSION['chemin'].$_SESSION['fichier'].'.png', 755);
    imagepng($image);
    unlink($_SESSION['chemin'].$_SESSION['fichier'].'.png');
    //Nous nettoyons le dossier tmp des fichiers qu'il contient:
    $poignet_de_dossier = opendir($_SESSION['chemin']);
    while ($fichier_dechet = readdir($poignet_de_dossier)) {
        if ($fichier_dechet != '.' && $fichier_dechet != '..') {
            unlink($_SESSION['chemin'].$fichier_dechet);
        }
    }
    closedir($poignet_de_dossier);
}

// +------------------------------------------------------------------------------------------------------+
// |                                            PIED du PROGRAMME                                         |
// +------------------------------------------------------------------------------------------------------+
exit();

/* +--Fin du code ----------------------------------------------------------------------------------------+
*
* $Log: not supported by cvs2svn $
* Revision 1.1  2005/02/28 15:03:49  jpm
* Ajout des fichiers de la bibliothèque cartographique.
*
*
* +-- Fin du code ----------------------------------------------------------------------------------------+
*/
?>