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crossdomain.php
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<?php
$config = array();
$host = strtolower(strval(@$_REQUEST['host']));
if (preg_match('/^([a-z0-9-_\.]*?)\.psim\.us$/', $host, $m)) {
$config['host'] = $m[1];
if ($config['host'] === 'logs') die; // not authorised
if ($config['host'] === 'sim') die; // not authorised
} else if ($host === 'play.pokemonshowdown.com') {
$config['host'] = 'showdown';
} else {
die; // not authorised
}
if ($config['host'] !== 'showdown') {
include_once '../pokemonshowdown.com/config/servers.inc.php';
$hyphenpos = strrpos($config['host'], '-');
if ($hyphenpos) {
$postfix = substr($config['host'], $hyphenpos + 1);
if ($postfix === 'afd') {
$config['afd'] = true;
$config['host'] = substr($config['host'], 0, $hyphenpos);
} else if (ctype_digit($postfix)) {
$config['port'] = intval(substr($config['host'], $hyphenpos + 1));
$config['host'] = substr($config['host'], 0, $hyphenpos);
}
}
$config['id'] = $config['host'];
if (isset($PokemonServers[$config['host']])) {
$server =& $PokemonServers[$config['host']];
if (@$server['banned']) {
$config['banned'] = true;
} else {
$config['host'] = $server['server'];
if (!isset($config['port'])) {
$config['port'] = $server['port'];
} else if ($config['port'] !== $server['port']) {
$config['id'] .= ':' . $config['port'];
}
if (isset($server['altport'])) $config['altport'] = $server['altport'];
$config['registered'] = true;
// $yourip = $_SERVER['REMOTE_ADDR'];
$yourip = @$_SERVER['HTTP_X_FORWARDED_FOR'];
if (substr($config['host'].':', 0, strlen($yourip)+1) === $yourip.':') {
$config['host'] = 'localhost'.substr($config['host'],strlen($yourip));
}
}
} else {
if (isset($config['port'])) {
$config['id'] .= ':' . $config['port'];
} else {
$config['port'] = 8000; // default port
}
// see if this is actually a registered server
if ($config['host'] !== 'localhost') {
foreach ($PokemonServers as &$server) {
if ($config['host'] === $server['server'] && (
$config['port'] === $server['port'] ||
(isset($server['altport']) && $config['port'] === $server['altport'])
)) {
$path = isset($_REQUEST['path']) ? $_REQUEST['path'] : '';
$config['redirect'] = 'http://' . $server['id'] . '.psim.us/' . rawurlencode($path);
break;
}
}
}
}
}
if (@$config['redirect']) {
?>
<!DOCTYPE html>
<meta charset="utf-8" />
<script>
parent.location.replace(<?= json_encode($config['redirect']) ?>);
</script>
<?php
die();
}
// For Internet Explorer.
// See http://www.p3pwriter.com/LRN_111.asp
// See also http://stackoverflow.com/questions/389456/cookie-blocked-not-saved-in-iframe-in-internet-explorer
//
// The privacy fields specified here should be accurate.
header('P3P: CP="NOI CUR ADM DEV COM NAV STA OUR IND"');
?>
<!DOCTYPE html>
<meta charset="utf-8" />
<script src="/js/lib/jquery-2.1.4.min.js"></script>
<body>
<script>
var config = <?php echo json_encode(json_encode($config)) ?>;
var yourOrigin = <?php echo json_encode('http://' . $host) ?>;
var myOrigin = 'https://play.pokemonshowdown.com';
function postMessage (message) {
if (window.parent.postMessage === postMessage) return;
return window.parent.postMessage(message, yourOrigin);
}
function messageHandler(e) {
if (e.origin !== yourOrigin) return;
var data = e.data;
// data's first char:
// T: store teams
// P: store prefs
// R: GET request
// S: POST request
switch (data.charAt(0)) {
case 'T':
localStorage.setItem('showdown_teams', data.substr(1));
break;
case 'P':
localStorage.setItem('showdown_prefs', data.substr(1));
break;
case 'R':
case 'S':
var rq = JSON.parse(data.substr(1));
$.ajax({
type: (data.charAt(0) === 'R' ? 'GET' : 'POST'),
url: rq[0],
data: rq[1],
success: function(ajaxdata) {
postMessage('r' + JSON.stringify([rq[2], ajaxdata]));
},
dataType: rq[3]
});
break;
}
}
window.addEventListener('message', messageHandler);
if (config.host !== 'showdown') postMessage('c' + config);
var testVal = '' + Date.now();
try {
localStorage.setItem('showdown_allow3p', testVal);
} catch (err) {}
if (localStorage.getItem('showdown_allow3p') === testVal) {
postMessage('a1');
postMessage('p' + localStorage.getItem('showdown_prefs'));
postMessage('t' + localStorage.getItem('showdown_teams'));
} else {
postMessage('a0');
}
if (location.protocol + '//' + location.hostname !== myOrigin) {
// This happens sometimes, but we'll pretend it doesn't
}
</script>