source: trunk/src/kml.php@ 7841

<?php
/*
 * Project: NodeMap2.0
 * File: kml.php
 * Purpose: Creates up-to-date KML if not exists, otherwise redirect to last KML file in KML folder
 */

require_once('config.php');
require_once($config['file_init']);

$time = isset($_GET['time']) ? $_GET['time'] : mktime() - (mktime() % 300);

// Check if the file is already cached
if (!is_link($config['root'] . '/kml/nodemap-' . $time . '.kml')) {
        // No file found, let's create a new cache file

        // First off, we create a new KMLFile object
        $kmlFile = new KMLFile();

        // Let's try to read the node location file
        $nodeLocation = new FileHandler($config['node_location_file'], 'r');
        $kmlFile->parseLocationFile($nodeLocation->read());

        // Let's try to read the node status file
        $nodeStatus = new FileHandler($config['node_status_file'], 'r');
        $kmlFile->parseStatusFile($nodeStatus->read());

        // Write the file to the server
        $file = new FileHandler($config['root'] . '/kml/nodemap-' . $time . '.kml', 'w');
        $file->write($kmlFile->toString());
}

/* Instead of exposing the kml file, one could also argue to hide it at the back
 * so you can can so some dirty hacking and more easy ACL
 * $kmlFile = fopen($config['root'] . '/kml/nodemap-' . $time . '.kml');
 * print $fread($kmlFile);
 * fclose($kmlFile);
 */
header('Location: kml/nodemap-' . $time . '.kml');
?>