protected function validateDataEmailStore()
    {
        $field = 'data.email';
        $value = $this->getSubmitted($field);
        $label = $this->translation->text('E-mail');

        if (empty($value)) {
            $this->setErrorRequired($field, $label);
            return false;
        }

        if (!is_array($value)) {
            $this->setErrorInvalid($field, $label);
            return false;
        }

        $filtered = array_filter($value, function ($email) {
            return filter_var($email, FILTER_VALIDATE_EMAIL);
        });

        if (count($value) != count($filtered)) {
            $this->setErrorInvalid($field, $label);
            return false;
        }

        return true;
    }