protected function validateDescriptionCategory()
    {
        $fields = array(
            'description_1' => $this->translation->text('First description'),
            'description_2' => $this->translation->text('Second description')
        );

        $errors = 0;
        foreach ($fields as $field => $label) {
            $value = $this->getSubmitted($field);
            if (isset($value) && mb_strlen($value) > 65535) {
                $errors++;
                $this->setErrorLengthRange($field, $label, 0, 65535);
            }
        }

        return empty($errors);
    }