/**
* Convenience function for a quick check if the headers indicate a XHR (AJAX) request.
* Basically checks the `x-requested-with` header.
*
* @return bool true if the current request is an XHR request, false otherwise
*/
function is_xhr()
{
static $is_xhr = null;
if ($is_xhr === null) {
if (strtolower(request_headers('x-requested-with')) === 'xmlhttprequest') {
$is_xhr = true;
} else {
$is_xhr = false;
}
}
return $is_xhr;
}
header("Location: " . $xmlfile);
}
} else {
restore_error_handler();
$filepointer = @fopen($ofsfile, "rb");
if ($filepointer) {
$JpegOfs = unserialize(fread($filepointer, filesize($ofsfile)));
fclose($filepointer);
$face = array_key_exists("face", $_GET) ? $_GET["face"] : "left";
$x_ofs = array_key_exists("x_ofs", $_GET) ? $_GET["x_ofs"] : "0";
$y_ofs = array_key_exists("y_ofs", $_GET) ? $_GET["y_ofs"] : "0";
$jpgstart = $JpegOfs[$face][$x_ofs][$y_ofs]["pstart"];
$jpglength = $JpegOfs[$face][$x_ofs][$y_ofs]["plength"];
// Getting headers sent by the client.
//$headers = apache_request_headers();
$headers = request_headers();
$CacheFileTime = max(filemtime($file), filemtime($ofsfile));
// Checking if the client is validating his cache and if it is current.
if (isset($headers['If-Modified-Since']) && strtotime($headers['If-Modified-Since']) == $CacheFileTime) {
// Client's cache IS current, so we just respond '304 Not Modified'.
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $CacheFileTime) . ' GMT', true, 304);
} else {
// Image not cached or cache outdated, we respond '200 OK' and output the image.
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $CacheFileTime) . ' GMT', true, 200);
header("Expires: Mon, 24 Jul 2017 05:00:00 GMT");
// Date in the future
header("Accept-Ranges: bytes");
header("Content-Type: image/jpeg");
header("Content-Length: {$jpglength}");
header("Content-Disposition: inline; filename=tile_{$x_ofs}_{$y_ofs}.jpg");
fseek($fp, $jpgstart);
});
on('GET', '/redirect/301', function () {
redirect('/index', 301);
});
filter('id', function () {
echo "id found";
});
on('GET', '/index/:id', function ($id) {
echo "id = {$id}";
});
on('GET', '/cookie-set', function () {
cookie('cookie', '123');
echo "cookie set";
});
on('POST', '/request-headers', function () {
echo request_headers('content-type');
$body = request_body();
echo "name={$body['name']}";
});
on('GET', '/cookie-get', function () {
$value = cookie('cookie');
echo "cookie={$value}";
});
on('GET', '/params', function () {
$one = params('one');
$two = params('two');
echo "one={$one}" . PHP_EOL;
echo "two={$two}" . PHP_EOL;
});
on('GET', '/flash-set', function () {
flash('message', 'success');
