/**
* @param array $url
* @return bool
*/
protected function isHostDefinedAndNotLocal($url)
{
return isset($url['host']) && !in_array($url['host'], Url::getLocalHostnames(), true);
}
/**
* Returns Proxy to use for connecting via HTTP to given URL
*
* @param string $url
* @return array
*/
private static function getProxyConfiguration($url)
{
$hostname = UrlHelper::getHostFromUrl($url);
$localHostnames = Url::getLocalHostnames();
if (in_array($hostname, $localHostnames)) {
return array(null, null, null, null);
}
// proxy configuration
$proxyHost = Config::getInstance()->proxy['host'];
$proxyPort = Config::getInstance()->proxy['port'];
$proxyUser = Config::getInstance()->proxy['username'];
$proxyPassword = Config::getInstance()->proxy['password'];
return array($proxyHost, $proxyPort, $proxyUser, $proxyPassword);
}
/**
* Checks whether the given host is a local host like `127.0.0.1` or `localhost`.
*
* @param string $host
* @return bool
*/
public static function isLocalHost($host)
{
if (empty($host)) {
return false;
}
return in_array($host, Url::getLocalHostnames(), true);
}
