/**
* Validate a domain name value
*
* @return void
* @throws \Magento\Framework\Model\Exception
*/
protected function _beforeSave()
{
$value = $this->getValue();
$validator = new \Zend\Validator\Hostname(\Zend\Validator\Hostname::ALLOW_ALL);
// Empty value is treated valid and will be handled when read the value out
if (!empty($value) && !$validator->isValid($value)) {
throw new \Magento\Framework\Model\Exception('Invalid domain name: ' . join('; ', $validator->getMessages()));
}
}
/**
* {@inheritdoc}
*/
public function isValid($value)
{
$this->_clearMessages();
if (!is_string($value)) {
$this->_addMessages(['must be a string']);
return false;
}
$validator = new \Zend\Validator\Hostname(\Zend\Validator\Hostname::ALLOW_ALL);
if (!empty($value) && !$validator->isValid($value)) {
$this->_addMessages($validator->getMessages());
return false;
}
return true;
}
/**
* @param $url
* @return bool
*/
public function isValidUrl($url)
{
$uri = new \Zend\Validator\Uri();
if (!$uri->isValid($url)) {
return false;
}
$parseUrl = parse_url($url);
if (!isset($parseUrl['host']) || empty($parseUrl['host'])) {
return false;
}
$validator = new \Zend\Validator\Hostname(\Zend\Validator\Hostname::ALLOW_DNS);
if (!$validator->isValid($parseUrl['host'])) {
return false;
}
if (!filter_var($parseUrl['host'], FILTER_VALIDATE_URL) === false) {
return false;
}
list($status) = get_headers($url);
if (strpos($status, '200') === FALSE) {
return false;
}
return true;
}
/**
* Set session.cookie_domain
*
* @param string $cookieDomain
* @return $this
* @throws \InvalidArgumentException
*/
public function setCookieDomain($cookieDomain)
{
if (!is_string($cookieDomain)) {
throw new \InvalidArgumentException('Invalid cookie domain: must be a string');
}
$validator = new \Zend\Validator\Hostname(\Zend\Validator\Hostname::ALLOW_ALL);
if (!empty($cookieDomain) && !$validator->isValid($cookieDomain)) {
throw new \InvalidArgumentException('Invalid cookie domain: ' . join('; ', $validator->getMessages()));
}
$this->setOption('session.cookie_domain', $cookieDomain);
return $this;
}