OpenCart 🇺🇦

if (!$this->user->hasPermission('modify', 'design/layout')) {
	$this->error['warning'] = $this->language->get('error_permission');
}

$this->load->model('setting/store');
$this->load->model('catalog/product');
$this->load->model('catalog/category');
$this->load->model('catalog/information');

foreach ($this->request->post['selected'] as $layout_id) {
	if ($this->config->get('config_layout_id') == $layout_id) {
		$this->error['warning'] = $this->language->get('error_default');
	}

	$store_total = $this->model_setting_store->getTotalStoresByLayoutId($layout_id);

	if ($store_total) {
		$this->error['warning'] = sprintf($this->language->get('error_store'), $store_total);
	}

	$product_total = $this->model_catalog_product->getTotalProductsByLayoutId($layout_id);

	if ($product_total) {
		$this->error['warning'] = sprintf($this->language->get('error_product'), $product_total);
	}

	$category_total = $this->model_catalog_category->getTotalCategoriesByLayoutId($layout_id);

	if ($category_total) {
		$this->error['warning'] = sprintf($this->language->get('error_category'), $category_total);
	}

	$information_total = $this->model_catalog_information->getTotalInformationsByLayoutId($layout_id);

	if ($information_total) {
		$this->error['warning'] = sprintf($this->language->get('error_information'), $information_total);
	}
}

if (!$this->error) {
	return true;
} else {
	return false;
}