<?php
/* μlogger
 *
 * Copyright(C) 2017 Bartek Fabiszewski (www.fabiszewski.net)
 *
 * This 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 <http://www.gnu.org/licenses/>.
 */

require_once(dirname(__DIR__) . "/helpers/auth.php");
require_once(ROOT_DIR . "/helpers/track.php");

$auth = new uAuth();

$userId = (isset($_REQUEST["userid"]) && is_numeric($_REQUEST["userid"])) ? (int) $_REQUEST["userid"] : NULL;

$tracksArr = [];
if ($userId) {
  if (uConfig::$public_tracks ||
      ($auth->isAuthenticated() && ($auth->isAdmin() || $auth->user->id === $userId))) {
    $tracksArr = uTrack::getAll($userId);
  }
}

header("Content-type: text/xml");
$xml = new XMLWriter();
$xml->openURI("php://output");
$xml->startDocument("1.0");
$xml->setIndent(true);
$xml->startElement('root');

if (!empty($tracksArr)) {
  foreach ($tracksArr as $aTrack) {
    $xml->startElement("track");
      $xml->writeElement("trackid", $aTrack->id);
      $xml->writeElement("trackname", $aTrack->name);
    $xml->endElement();
  }
}

$xml->endElement();
$xml->endDocument();
$xml->flush();

?>