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Code: Select all

	public function getCategories($data) {
		$sql = "SELECT cp.category_id AS category_id, GROUP_CONCAT(cd1.name ORDER BY cp.level SEPARATOR ' > ') AS name, c.parent_id, c.sort_order FROM " . DB_PREFIX . "category_path cp LEFT JOIN " . DB_PREFIX . "category c ON (cp.path_id = c.category_id) LEFT JOIN " . DB_PREFIX . "category_description cd1 ON (c.category_id = cd1.category_id) LEFT JOIN " . DB_PREFIX . "category_description cd2 ON (cp.category_id = cd2.category_id) WHERE cd1.language_id = '" . (int)$this->config->get('config_language_id') . "' AND cd2.language_id = '" . (int)$this->config->get('config_language_id') . "'";
		
		if (!empty($data['filter_name'])) {
			$sql .= " AND cd2.name LIKE '" . $this->db->escape($data['filter_name']) . "%'";
		}

		$sql .= " GROUP BY cp.category_id ORDER BY name";
		
		if (isset($data['start']) || isset($data['limit'])) {
			if ($data['start'] < 0) {
				$data['start'] = 0;
			}				

			if ($data['limit'] < 1) {
				$data['limit'] = 20;
			}	
		 
			$sql .= " LIMIT " . (int)$data['start'] . "," . (int)$data['limit'];
		}
						
		$query = $this->db->query($sql);
		
		return $query->rows;
	}