OpenCart 🇺🇦

if ($this->config->get('google_sitemap_status')) {
	$output  = '<?xml version="1.0" encoding="UTF-8"?>';
	$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
	$this->load->model('catalog/product');

	$products = $this->model_catalog_product->getProducts();

	foreach ($products as $product) {
		$output .= '<url>';
		$output .= '<loc>' . $this->url->link('product/product', 'product_id=' . $product['product_id']) . '</loc>';
		$output .= '<changefreq>weekly</changefreq>';
		$output .= '<priority>1.0</priority>';
		$output .= '</url>';
	}

	$this->load->model('catalog/category');

	$output .= $this->getCategories(0);

	$this->load->model('catalog/manufacturer');

	$manufacturers = $this->model_catalog_manufacturer->getManufacturers();

	foreach ($manufacturers as $manufacturer) {
		$output .= '<url>';
		$output .= '<loc>' . $this->url->link('product/manufacturer/info', 'manufacturer_id=' . $manufacturer['manufacturer_id']) . '</loc>';
		$output .= '<changefreq>weekly</changefreq>';
		$output .= '<priority>0.7</priority>';
		$output .= '</url>';

		$products = $this->model_catalog_product->getProducts(array('filter_manufacturer_id' => $manufacturer['manufacturer_id']));

		foreach ($products as $product) {
			$output .= '<url>';
			$output .= '<loc>' . $this->url->link('product/product', 'manufacturer_id=' . $manufacturer['manufacturer_id'] . '&product_id=' . $product['product_id']) . '</loc>';
			$output .= '<changefreq>weekly</changefreq>';
			$output .= '<priority>1.0</priority>';
			$output .= '</url>';
		}
	}

	$this->load->model('catalog/information');

	$informations = $this->model_catalog_information->getInformations();

	foreach ($informations as $information) {
		$output .= '<url>';
		$output .= '<loc>' . $this->url->link('information/information', 'information_id=' . $information['information_id']) . '</loc>';
		$output .= '<changefreq>weekly</changefreq>';
		$output .= '<priority>0.5</priority>';
		$output .= '</url>';
	}

	$output .= '</urlset>';

	$this->response->addHeader('Content-Type: application/xml');
	$this->response->setOutput($output);
}

$output = '';

$results = $this->model_catalog_category->getCategories($parent_id);

foreach ($results as $result) {
	if (!$current_path) {
		$new_path = $result['category_id'];
	} else {
		$new_path = $current_path . '_' . $result['category_id'];
	}

	$output .= '<url>';
	$output .= '<loc>' . $this->url->link('product/category', 'path=' . $new_path) . '</loc>';
	$output .= '<changefreq>weekly</changefreq>';
	$output .= '<priority>0.7</priority>';
	$output .= '</url>';

	$products = $this->model_catalog_product->getProducts(array('filter_category_id' => $result['category_id']));

	foreach ($products as $product) {
		$output .= '<url>';
		$output .= '<loc>' . $this->url->link('product/product', 'path=' . $new_path . '&product_id=' . $product['product_id']) . '</loc>';
		$output .= '<changefreq>weekly</changefreq>';
		$output .= '<priority>1.0</priority>';
		$output .= '</url>';
	}

	$output .= $this->getCategories($result['category_id'], $new_path);
}

return $output;