<?php
class ControllerCommonMenu extends Controller {
	public function index() {
		$this->load->language('common/menu');

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

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

		$data['categories'] = array();

		// Get current URL to prevent circular links
		$current_url = rtrim($this->request->server['HTTPS'] ? HTTPS_SERVER : HTTP_SERVER, '/') 
		               . '/' 
		               . ltrim($this->request->server['REQUEST_URI'], '/');

		$categories = $this->model_catalog_category->getCategories(0);

		foreach ($categories as $category) {
			if ($category['top']) {
				// Level 2
				$children_data = array();

				$children = $this->model_catalog_category->getCategories($category['category_id']);

				foreach ($children as $child) {
					$filter_data = array(
						'filter_category_id'  => $child['category_id'],
						'filter_sub_category' => true
					);

					$child_url = rtrim($this->url->link('product/category', 'path=' . $category['category_id'] . '_' . $child['category_id']));

					$children_data[] = array(
						'name'  => $child['name'] . ($this->config->get('config_product_count') ? ' (' . $this->model_catalog_product->getTotalProducts($filter_data) . ')' : ''),
						'href'  => ($current_url != $child_url) ? $child_url : 'javascript:;'
					);
				}

			// Level 1
			$category_url = rtrim($this->url->link('product/category', 'path=' . $category['category_id']));

			$data['categories'][] = array(
				'name'     => $category['name'],
				'children' => $children_data,
				'column'   => $category['column'] ? $category['column'] : 1,
				'href'     => ($current_url != $category_url) ? $category_url : 'javascript:;'
			);
			}
		}

		return $this->load->view('common/menu', $data);
	}
}