<?php
require __DIR__ . '/../vendor/autoload.php';
$getValidUrl = function ($url) {
$parser = new \Riimu\Kit\UrlParser\UriParser();
$parser->setMode(\Riimu\Kit\UrlParser\UriParser::MODE_UTF8);
$uri = $parser->parse($url);
if ($uri === null) {
return false;
} elseif (!in_array($uri->getScheme(), ['http', 'https'], true)) {
return false;
} elseif ($uri->getTopLevelDomain() === $uri->getHost()) {
return false;
}
return (string) $uri;
};
$normalized = null;
if (isset($_POST['url'])) {
$normalized = $getValidUrl($_POST['url']);
}
?>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Validate an URL</title>
</head>
<body>
<?php
if ($normalized === false) {
printf(" <p>The URL '<code>%s</code>' is <b>not valid</b></p>" . PHP_EOL, htmlspecialchars($_POST['url'], ENT_QUOTES | ENT_HTML5, 'UTF-8'));