/**
* Check if the email is valid.
*
* @param string $email
* @param bool $useExampleDomainCheck
* @param bool $useTypoInDomainCheck
* @param bool $useTemporaryDomainCheck
* @param bool $useDnsCheck (do not use, if you don't need it)
*
* @return bool
*/
public static function isValid($email, $useExampleDomainCheck = false, $useTypoInDomainCheck = false, $useTemporaryDomainCheck = false, $useDnsCheck = false)
{
// must be a string
if (!is_string($email)) {
return false;
}
// make sure string length is limited to avoid DOS attacks
$emailStringLength = strlen($email);
if ($emailStringLength >= 320 || $emailStringLength <= 2) {
return false;
}
unset($emailStringLength);
$email = str_replace(array('.', '＠'), array('.', '@'), $email);
if (strpos($email, '@') === false || strpos($email, '.') === false && strpos($email, ':') === false) {
return false;
}
if (!preg_match('/^(?<local>.*<?)(?:.*)@(?<domain>.*)(?:>?)$/', $email, $parts)) {
return false;
} else {
$local = $parts['local'];
$domain = $parts['domain'];
// Escaped spaces are allowed in the "local"-part.
$local = str_replace('\\ ', '', $local);
// Spaces in quotes e.g. "firstname lastname"@foo.bar are also allowed in the "local"-part.
$quoteHelperForIdn = false;
if (preg_match('/^"(?<inner>[^"]*)"$/mU', $local, $parts)) {
$quoteHelperForIdn = true;
$local = trim(str_replace($parts['inner'], str_replace(' ', '', $parts['inner']), $local), '"');
}
if (strpos($local, ' ') !== false || strpos($local, '".') !== false) {
return false;
}
if (function_exists('idn_to_ascii') && UTF8::max_chr_width($email) <= 3) {
$localTmp = idn_to_ascii($local);
if ($localTmp) {
$local = $localTmp;
}
unset($localTmp);
$domainTmp = idn_to_ascii($domain);
if ($domainTmp) {
$domain = $domainTmp;
}
unset($domainTmp);
} else {
static $punycode = null;
if ($punycode === null) {
$punycode = new Punycode();
}
$local = $punycode->encode($local);
$domain = $punycode->encode($domain);
}
if ($quoteHelperForIdn === true) {
$local = '"' . $local . '"';
}
$email = $local . '@' . $domain;
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
return false;
} else {
$valid = true;
}
if ($useExampleDomainCheck === true && self::isExampleDomain($domain) === true) {
return false;
}
if ($useTypoInDomainCheck === true && self::isTypoInDomain($domain) === true) {
return false;
}
if ($useTemporaryDomainCheck === true && self::isTemporaryDomain($domain) === true) {
return false;
}
if ($useDnsCheck === true && self::isDnsError($domain) === true) {
return false;
}
}
return $valid;
}
/**
* Decode a Punycode domain name to its Unicode counterpart
*
* @param string $input Domain name in Punycode
*
* @return string Unicode domain name
*/
public function decode($input)
{
if ($this->idnSupport === true) {
return idn_to_utf8($input);
}
return self::$punycode->decode($input);
}
public function query($dmName, $force = false)
{
//'http://reports.internic.net/cgi/whois?whois_nic=baidu.com&type=domain';
$curl = new Curl();
$curl->setReferer($this->refererUrl);
$Punycode = new Punycode();
$page = $curl->get($this->url, array('whois_nic' => $Punycode->encode($dmName), 'type' => 'domain'));
return $this->parse($page);
}
public function query($dmName, $force = false)
{
//'https://whois.cnnic.net.cn/WhoisServlet?queryType=Domain&domain=teqhost.cn';
$curl = new Curl();
$curl->setReferer($this->refererUrl);
$curl->setOpt(CURLOPT_SSL_VERIFYPEER, false);
$Punycode = new Punycode();
$page = $curl->get($this->url, array('domain' => $Punycode->encode($dmName), 'queryType' => 'Domain'));
return $this->parse($page);
}
/**
* Extracts lower-case ASCII root domain from URL if it is available and valid, returns false otherwise
*
* @param string $url
* @return string|bool
*/
public static function getRootDomain($url)
{
$parsed = self::parseUrl($url);
if (isset($parsed['rootdomain']) && !empty($parsed['rootdomain'])) {
$punycode = new Punycode();
$rootDomain = $punycode->encode($parsed['rootdomain']);
return filter_var('http://' . $rootDomain, FILTER_VALIDATE_URL) ? strtolower($rootDomain) : false;
}
return false;
}
public function punycode(Request $request, Texts $textsModel, functions $functions)
{
$Punycode = new Punycode();
$method = $request->input('method');
$source = $request->input('source');
if ($method == '') {
$method = 'to_puny';
}
if ($method == "to_puny") {
$res = $Punycode->encode($source);
} else {
$res = $Punycode->decode($source);
}
$langLinks = $functions->giveLangLinks($request->url());
$params = $textsModel->getLocaleOf('punicode');
return view('indexuse', ['params' => $params, 'res' => $res, 'source' => $source, 'method' => $method, 'langLinks' => $langLinks]);
}
/**
* Checks an URL for validity, and punycode encode the returned component.
*
* @param string $url
* @param int $component
*
* @return string|false
*/
private static function parseUrl($url, $component)
{
if (!isset(self::$cache[$url]['url'])) {
// Strip protocol
$scheme = parse_url($url, PHP_URL_SCHEME);
$url = str_replace($scheme . '://', '', $url);
$url = str_replace($scheme . ':', '', $url);
// Punycode encode domain
$host = parse_url('http://' . $url, PHP_URL_HOST);
$punycode = new Punycode();
$url = str_replace($host, $punycode->encode($host), $url);
// Add back normalized protocol
$url = 'http://' . $url;
// Remove all illegal characters from a url
$url = filter_var($url, FILTER_SANITIZE_URL);
// Sanity check
if (($check = filter_var($url, FILTER_VALIDATE_URL)) === false) {
$url = false;
}
self::$cache[$url]['url'] = $url;
}
return parse_url(strtolower(self::$cache[$url]['url']), $component);
}
/**
* Validate Host data before insertion into a URL host component
*
* @param mixed $data the data to insert
*
* @return array
*
* @throws RuntimeException If the added is invalid
*/
protected function validate($data)
{
$data = $this->validateSegment($data);
if (!$data) {
return $data;
}
$this->saveInternalEncoding();
if (!$this->isValidHostLength($data)) {
$this->restoreInternalEncoding();
throw new RuntimeException('Invalid hostname, check its length');
}
if (!$this->isValidHostPattern($data)) {
$this->restoreInternalEncoding();
throw new RuntimeException('Invalid host label, check its content');
}
if (!$this->isValidHostLabels($data)) {
$this->restoreInternalEncoding();
throw new RuntimeException('Invalid host label counts, check its count');
}
$data = $this->sanitizeValue($data);
$data = explode($this->delimiter, $this->punycode->decode(implode($this->delimiter, $data)));
$this->restoreInternalEncoding();
return $data;
}
const METHOD_IANA = 'iana';
const METHOD_PUBLICSUFFIX = 'ps';
$method = METHOD_PUBLICSUFFIX;
$sep = ',';
use Pdp\PublicSuffixListManager;
use TrueBV\Punycode;
require_once './../vendor/autoload.php';
/**
* @param object $obj
* @return object
*/
function with($obj)
{
return $obj;
}
$punycode = new Punycode();
$domainParserFile = '../src/SemaltBlocker/Domainparser.php';
if ($method === METHOD_IANA) {
$rootDBUrl = 'http://www.iana.org/domains/root/db';
$contents = file_get_contents($rootDBUrl);
$regex = '/<span class="domain tld"><a .*>\\.(.*)<\\/a>/';
preg_match_all($regex, $contents, $matches);
$tlds = explode($sep, '.' . implode($sep . '.', $matches[1]));
} elseif ($method === METHOD_PUBLICSUFFIX) {
$publicSuffixList = with(new PublicSuffixListManager())->getList();
$tlds = [];
function glue($key, $value, $sep = ',')
{
if (is_array($value) && !empty($value)) {
// Ignore exceptions and just return key
if (key($value) === '*') {