<?php

class DXCC extends CI_Model {

	function __construct()
	{
		// Call the Model constructor
		parent::__construct();
	}
	/**
	*	Function: mostactive
	*	Information: Returns the most active band
	**/
	function info($callsign)
	{
		$exceptions = $this->db->query('
				SELECT *
				FROM `dxccexceptions`
				WHERE `prefix` = \''.$callsign.'\'
				LIMIT 1 
			');
		
		if ($exceptions->num_rows() > 0)
		{
			return $exceptions;
		} else {
			
			$query = $this->db->query('
					SELECT *
					FROM dxcc
					WHERE prefix = SUBSTRING( \''.$callsign.'\', 1, LENGTH( prefix ) ) AND end_date = "0000-00-00 00:00:00"
					ORDER BY LENGTH( prefix ) DESC
					LIMIT 1 
				');
			
			return $query;
		}
	}
	
	function empty_table($table) {
		$this->db->empty_table($table); 
	}
}
?>