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<?php
namespace Wearesho\Yii\Services;
use Wearesho\Yii\Interfaces\TokenGeneratorInterface;
/**
* Class TokenGenerator
* @package Wearesho\Yii\Services
*/
class TokenGenerator implements TokenGeneratorInterface
{
/** @var int */
protected $length;
public function __construct(int $length = 6)
$this->length = $length;
}
public function getToken(): string
$environmentToken = $this->getDefaultEnvironmentToken();
if (!empty($environmentToken)) {
return $environmentToken;
$numbers = range(0, 9);
return implode('', array_map(function () use (&$numbers) {
return array_rand($numbers);
}, range(1, $this->length)));
public function getIntegerToken(): int
return mt_rand(1 * pow(10, $this->length - 1), str_repeat(9, $this->length));
protected function getDefaultEnvironmentToken(): ?string
$token = getenv('TOKEN_GENERATOR_DEFAULT');
if (!is_string($token) || mb_strlen($token) < $this->length) {
return null;
return mb_substr($token, 0, $this->length);
wearesho-team /
yii-tokens
