<?php
class MY_URI extends CI_URI {
    
    
    /**
     * Constructor
     *
     * @return void
     */
    public function MY_URI()
    {
        parent::CI_URI();
    } // MY_URI()



    /**
     * Grab the requested file format fromt he URI
     * This requires an addition to the routes.php file:
     *
     * $route['(:any)/(:any)\.(:any)'] = "$1/$2";
     * @return string
     */
    public function format($default_return = false, $separator = '.')
    {
        $format = $default_return;
        if (count($this->router->segments)) {
            $last_segment = explode($separator, end($this->router->segments));
            if (count($last_segment) > 1) {
                $format = strtolower(end($last_segment));
            }
        }
        return $format;
    } // format()

} // END class MY_URI
?>