<?php
/* Copyright (C) 2026 Eduard Wisch <data@data-it-solution.de>
 *
 * 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, 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 <https://www.gnu.org/licenses/>.
 */

/**
 *  \file       netdiag/api/pdf.php
 *  \ingroup    netdiag
 *  \brief      API-Endpunkt: Protokoll-PDF streamen (GET ?id=&jwt=).
 */

require_once __DIR__.'/netdiag_api.lib.php';

netdiag_api_bootstrap();

/**
 * @var DoliDB $db
 * @var Translate $langs
 */

$user = netdiag_api_authenticate($db);

require_once __DIR__.'/../class/netdiagprotocol.class.php';
require_once __DIR__.'/../lib/netdiag.lib.php';
require_once __DIR__.'/../lib/netdiag_pdf.lib.php';

$id = isset($_GET['id']) ? (int) $_GET['id'] : 0;
if ($id <= 0) {
	netdiag_api_error('Parameter id fehlt', 400);
}

$protocol = new NetDiagProtocol($db);
if ($protocol->fetch($id) <= 0) {
	netdiag_api_error('Protokoll nicht gefunden', 404);
}

$file = netdiagGetOutputDir().'/'.dol_sanitizeFileName($protocol->ref).'/'.dol_sanitizeFileName($protocol->ref).'.pdf';

// PDF erzeugen, wenn noch nicht vorhanden oder Neuerzeugung verlangt
if (!dol_is_file($file) || !empty($_GET['regenerate'])) {
	if (netdiagGeneratePdf($db, $protocol, $langs) <= 0) {
		netdiag_api_error('PDF-Erzeugung fehlgeschlagen', 500);
	}
}
if (!dol_is_file($file)) {
	netdiag_api_error('PDF nicht gefunden', 404);
}

// PDF ausliefern
header('Content-Type: application/pdf');
header('Content-Disposition: inline; filename="'.dol_sanitizeFileName($protocol->ref).'.pdf"');
header('Content-Length: '.dol_filesize($file));
header('Cache-Control: private, max-age=0');
readfile($file);
exit;