amnah\yii2\user\models\User::beforeSave PHP Méthode

    public function beforeSave($insert)
    {
        // check if we're setting $this->password directly
        // handle it by setting $this->newPassword instead
        $dirtyAttributes = $this->getDirtyAttributes();
        if (isset($dirtyAttributes["password"])) {
            $this->newPassword = $dirtyAttributes["password"];
        }
        // hash new password if set
        if ($this->newPassword) {
            $this->password = Yii::$app->security->generatePasswordHash($this->newPassword);
        }
        // convert banned_at checkbox to date
        if ($this->banned_at) {
            $this->banned_at = gmdate("Y-m-d H:i:s");
        }
        // ensure fields are null so they won't get set as empty string
        $nullAttributes = ["email", "username", "banned_at", "banned_reason"];
        foreach ($nullAttributes as $nullAttribute) {
            $this->{$nullAttribute} = $this->{$nullAttribute} ? $this->{$nullAttribute} : null;
        }
        return parent::beforeSave($insert);
    }