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<?php
namespace common\models;
use Yii;
use yii\base\Model;
/**
* Login form
*/
class LoginForm extends Model
{
public $username;
public $password;
public $rememberMe = true;
private $_user;
public $reCaptcha;
/**
* @inheritdoc
*/
public function rules()
{
return [
// username and password are both required
[['username', 'password'], 'required'],
// rememberMe must be a boolean value
['rememberMe', 'boolean'],
// password is validated by validatePassword()
['password', 'validatePassword'],
[['reCaptcha'], 'required'],
];
}
/**
* Validates the password.
* This method serves as the inline validation for password.
*
* @param string $attribute the attribute currently being validated
* @param array $params the additional name-value pairs given in the rule
*/
public function validatePassword($attribute, $params)
{
if (!$this->hasErrors()) {
$user = $this->getUser();
$failedLogins = Yii::$app->cache->get("failed_logins_{$username}") ?: 0;
$failedLogins++;
date_default_timezone_set('Asia/Jakarta');
$currentTimestamp = time();
if($user)
{
date_default_timezone_set('Asia/Jakarta');
$currentTimestamp = time();
if ($user->suspended_until && strtotime($user->suspended_until) > $currentTimestamp) {
$remainingTime = strtotime($user->suspended_until) - $currentTimestamp;
$this->addError($attribute, "Akun ditangguhkan karena salah username/password. Silakan coba lagi dalam " . ceil($remainingTime / 60) . " menit.");
}
else if (!$user->validatePassword($this->password)) {
Yii::$app->cache->set("failed_logins_{$username}", $failedLogins, 300);
if ($failedLogins >= 3) {
// Suspend the user for 5 minutes
$user->suspended_until = date('Y-m-d H:i:s', $currentTimestamp + 300); // 5 minutes
$user->save(false);
Yii::$app->cache->delete("failed_logins_{$username}"); // Reset attempts
$this->addError($attribute, 'Akun ditangguhkan selama 5 menit karena kesalahan login.');
}
else
$this->addError($attribute, 'Kesalahan username atau password. Sisa '. (3 - $failedLogins) . 'x percobaan login.');
}
}
else {
Yii::$app->cache->set("failed_logins_{$username}", $failedLogins, 300);
$this->addError($attribute, 'Kesalahan username atau password. Sisa '. (3 - $failedLogins) . 'x percobaan login.');
}
}
}
/**
* Logs in a user using the provided username and password.
*
* @return bool whether the user is logged in successfully
*/
public function login()
{
if ($this->validate()) {
return Yii::$app->user->login($this->getUser(), $this->rememberMe ? 300 * 1 * 1 : 0);
}
return false;
}
/**
* Finds user by [[username]]
*
* @return User|null
*/
protected function getUser()
{
if ($this->_user === null) {
$this->_user = User::findByUsername($this->username);
}
return $this->_user;
}
}
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