<?php
/*
 *   This file is part of NOALYSS.
 *
 *   NOALYSS 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.
 *
 *   NOALYSS 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 NOALYSS; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
// Copyright Author Dany De Bontridder danydb@aevalys.eu
// Verify parameters
/*!\file
 * \brief show an attach of an operation
 */
require_once '../include/constant.php';
include_once NOALYSS_INCLUDE.'/ac_common.php';
require_once  NOALYSS_INCLUDE.'/class_dossier.php';
$gDossier=dossier::id();

if ( !isset ($_GET['jrn'] ) ||
        !isset($_GET['jr_grpt_id']))
{
    echo_error("Missing parameters");
}

require_once NOALYSS_INCLUDE.'/class_database.php';
set_language();

$jr_grpt_id=$_GET['jr_grpt_id'];

$cn=new Database($gDossier);


require_once NOALYSS_INCLUDE.'/class_user.php';
global $g_user;
$g_user=new User($cn);
$g_user->Check();
$g_user->check_dossier($gDossier);
if ( isNumber($jr_grpt_id) != 1 ) die (_('Données invalides'));

// retrieve the jrn
$r=$cn->exec_sql("select jr_def_id from jrn where jr_grpt_id=$jr_grpt_id");
if ( Database::num_row($r) == 0 )
{
    echo_error("Invalid operation id jr_grpt_id=$jr_grpt_id");
    exit;
}
$a=Database::fetch_array($r,0);
$jrn=$a['jr_def_id'];

if ($g_user->check_jrn($jrn) == 'X' )
{
    /* Cannot Access */
    NoAccess();
    exit -1;
}

$cn->start();
$ret=$cn->exec_sql("select jr_pj,jr_pj_name,jr_pj_type from jrn where jr_grpt_id=$jr_grpt_id");
if ( Database::num_row ($ret) == 0 )
    return;
$row=Database::fetch_array($ret,0);
if ( $row['jr_pj']==null )
{
    ini_set('zlib.output_compression','Off');
    header("Pragma: public");
    header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
    header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
    header("Cache-Control: must-revalidate");
    header('Content-type: '.'text/plain');
    header('Content-Disposition: attachment;filename=vide.txt',FALSE);
    header("Accept-Ranges: bytes");
    echo "******************";
    echo _("Fichier effacé");
    echo "******************";
    exit();
}
$tmp=tempnam($_ENV['TMP'],'document_');

$cn->lo_export($row['jr_pj'],$tmp);

ini_set('zlib.output_compression','Off');
header("Pragma: public");
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
header("Cache-Control: must-revalidate");
header('Content-type: '.$row['jr_pj_type']);
header('Content-Disposition: attachment;filename="'.$row['jr_pj_name'].'"',FALSE);
header("Accept-Ranges: bytes");
$file=fopen($tmp,'r');
while ( !feof ($file) )
    echo fread($file,8192);

fclose($file);

unlink ($tmp);

$cn->commit();