Base::prepareTemplateParams

protected function prepareTemplateParams()
{
	$params =& $this->arParams;
	$defaultParams = $this->getTemplateDefaultParams();
	$params = array_merge($defaultParams, $params);

	$params['SHOW_OLD_PRICE'] = $params['SHOW_OLD_PRICE'] === 'Y' ? 'Y' : 'N';
	$params['SHOW_CLOSE_POPUP'] = $params['SHOW_CLOSE_POPUP'] === 'Y' ? 'Y' : 'N';
	$params['SHOW_DISCOUNT_PERCENT'] = $params['SHOW_DISCOUNT_PERCENT'] === 'Y' ? 'Y' : 'N';
	$params['DISCOUNT_PERCENT_POSITION'] = trim($params['DISCOUNT_PERCENT_POSITION']) ?: 'bottom-right';
	$params['LABEL_PROP_POSITION'] = trim($params['LABEL_PROP_POSITION']) ?: 'top-left';
	$params['PRODUCT_SUBSCRIPTION'] = $params['PRODUCT_SUBSCRIPTION'] === 'N' ? 'N' : 'Y';
	$params['MESS_BTN_BUY'] = trim($params['MESS_BTN_BUY']);
	$params['MESS_BTN_ADD_TO_BASKET'] = trim($params['MESS_BTN_ADD_TO_BASKET']);
	$params['MESS_BTN_SUBSCRIBE'] = trim($params['MESS_BTN_SUBSCRIBE']);
	$params['MESS_BTN_DETAIL'] = trim($params['MESS_BTN_DETAIL']);
	$params['MESS_NOT_AVAILABLE'] = trim($params['MESS_NOT_AVAILABLE']);
	$params['MESS_BTN_COMPARE'] = trim($params['MESS_BTN_COMPARE']);
	$params['SHOW_SLIDER'] = $params['SHOW_SLIDER'] === 'N' ? 'N' : 'Y';
	$params['SLIDER_INTERVAL'] = (int)$params['SLIDER_INTERVAL'] ?: 5000;
	$params['SLIDER_PROGRESS'] = $params['SLIDER_PROGRESS'] === 'Y' ? 'Y' : 'N';
	$params['USE_ENHANCED_ECOMMERCE'] = $params['USE_ENHANCED_ECOMMERCE'] === 'Y' ? 'Y' : 'N';
	$params['DATA_LAYER_NAME'] = trim($params['DATA_LAYER_NAME']);
	$params['BRAND_PROPERTY'] = $params['BRAND_PROPERTY'] !== '-' ? trim($params['BRAND_PROPERTY']) : '';

	if (!isset($params['SHOW_MAX_QUANTITY']) || !in_array($params['SHOW_MAX_QUANTITY'], array('Y', 'M', 'N')))
	{
		$params['SHOW_MAX_QUANTITY'] = 'N';
	}

	$params['RELATIVE_QUANTITY_FACTOR'] = (int)($params['RELATIVE_QUANTITY_FACTOR'] ?? 0) > 0 ? (int)$params['RELATIVE_QUANTITY_FACTOR'] : 5;
}