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<?php
namespace App\Helpers;
use App\Singleton;
use Illuminate\Support\Facades\Config;
/**
* Class Validation.
*/
final class Validation extends Singleton
{
* Filter an Username from the Invalid Names Base.
*
* @param string $username
* @return bool
public function filterUserName(string $username): bool
return $this->checkSize($username, 4, 15) && $this->checkWords($username) &&
preg_match('/^[a-zA-Z0-9_\-=?!@:.$]+$/', $username);
}
* Check String Size.
* @param string $needle
* @param int $min
* @param int $max
public function checkSize(string $needle, int $min, int $max)
return strlen($needle) <= $max && strlen($needle) >= $min;
* Check for Illegal Words.
public function checkWords(string $needle): bool
return count(array_filter(Config::get('chocolatey.invalid'), function ($illegal) use ($needle) {
return stripos($needle, $illegal) !== false;
})) == 0;
sant0ro /
chocolatey
