README

Instalation

The package is available on Packagist. Autoloading is PSR-4 compatible.

{
    "require": {
        "lcfumes/external-call-blocker": "dev-master"
    }
}

Usage

Allowing calls

use app\Blocker;

$domains = [".fumes.com.br", ".pedalize.com.br"];
$_SERVER["HTTP_REFERER"] = "http://www.fumes.com.br";
$blocker = new Blocker\Request($domains);

$request = \Symfony\Component\HttpFoundation\Request::createFromGlobals();
$blocker->isAllowed($request); // TRUE

Blocking external calls

use app\Blocker;

$domains = [".fumes.com.br", ".pedalize.com.br"];
$_SERVER["HTTP_REFERER"] = "http://www.anotherurl.com.br/";
$blocker = new Blocker\Request($domains);

$request = \Symfony\Component\HttpFoundation\Request::createFromGlobals();
$blocker->isAllowed($request); // FALSE

// create and send a HTTP Response with 412 Status Code - Pre Conditional Failed
$blocker->block(); 

License

MIT License