$output .= '<?xml version="1.0" encoding="UTF-8"?>';
$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
$aircraft_types = Spotter::getAllAircraftTypes();
foreach ($aircraft_types as $aircraft_item) {
$output .= '<url>';
$output .= '<loc>' . $globalURL . '/aircraft/' . $aircraft_item['aircraft_icao'] . '</loc>';
$output .= '<lastmod>' . date("c", time()) . '</lastmod>';
$output .= '<changefreq>daily</changefreq>';
$output .= '</url>';
}
$output .= '</urlset>';
} else {
if ($_GET['type'] == "registration") {
$output .= '<?xml version="1.0" encoding="UTF-8"?>';
$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
$aircraft_registrations = Spotter::getAllAircraftRegistrations();
foreach ($aircraft_registrations as $aircraft_item) {
$output .= '<url>';
$output .= '<loc>' . $globalURL . '/registration/' . $aircraft_item['registration'] . '</loc>';
$output .= '<lastmod>' . date("c", time()) . '</lastmod>';
$output .= '<changefreq>daily</changefreq>';
$output .= '</url>';
}
$output .= '</urlset>';
} else {
if ($_GET['type'] == "airline") {
$output .= '<?xml version="1.0" encoding="UTF-8"?>';
$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
$airline_names = Spotter::getAllAirlineNames();
foreach ($airline_names as $airline_item) {
$output .= '<url>';
$output .= '<?xml version="1.0" encoding="UTF-8"?>';
$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
$aircraft_types = $Spotter->getAllAircraftTypes();
foreach ($aircraft_types as $aircraft_item) {
$output .= '<url>';
$output .= '<loc>' . 'http://' . $_SERVER['HTTP_HOST'] . $globalURL . '/aircraft/' . $aircraft_item['aircraft_icao'] . '</loc>';
$output .= '<lastmod>' . date("c", time()) . '</lastmod>';
$output .= '<changefreq>daily</changefreq>';
$output .= '</url>';
}
$output .= '</urlset>';
} else {
if (isset($_GET['type']) && $_GET['type'] == "registration") {
$output .= '<?xml version="1.0" encoding="UTF-8"?>';
$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
$aircraft_registrations = $Spotter->getAllAircraftRegistrations();
foreach ($aircraft_registrations as $aircraft_item) {
$output .= '<url>';
$output .= '<loc>' . 'http://' . $_SERVER['HTTP_HOST'] . $globalURL . '/registration/' . $aircraft_item['registration'] . '</loc>';
$output .= '<lastmod>' . date("c", time()) . '</lastmod>';
$output .= '<changefreq>daily</changefreq>';
$output .= '</url>';
}
$output .= '</urlset>';
} else {
if (isset($_GET['type']) && $_GET['type'] == "airline") {
$output .= '<?xml version="1.0" encoding="UTF-8"?>';
$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">';
$airline_names = $Spotter->getAllAirlineNames();
foreach ($airline_names as $airline_item) {
$output .= '<url>';
