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<?php
namespace System;

class Request
{
    public static function getUrl()
    {
        $urlString = preg_replace('/\?.*$/', '', $_SERVER['REQUEST_URI']);
        
        strtok($urlString, '/');

        while( ($url[] = strtok('/')) !== false); //loops until strtok, called above, returns false
        array_pop($url); // Removes the false the above line had added

        $url = isset($url[0]) ? $url : array( DEFAULT_REQUEST );

        return $url;
    }
    
    public static function disconnect($url)
    //Disconnects from the client and allows script to run in background
    {
        set_time_limit(0);
        ignore_user_abort(1);
        
        header(
            sprintf(
                "Location: %s",
                $url
            )
        );
    
        header(
            sprintf(
               "Content-Length: %s",
               ob_get_length()
            )
        );
    
        header('Connection: close');
    
        ob_end_flush();
        ob_flush();
        flush();
        
        session_write_close();
    }
}