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<?php (defined('BASEPATH')) OR exit('No direct script access allowed');
 
/**
 * Router Class
 *
 * Parses URIs and determines routing
 *
 * @package     CodeIgniter
 * @subpackage  Libraries
 * @author      ExpressionEngine Dev Team
 * @category    Libraries
 * @link        http://codeigniter.com/user_guide/general/routing.html
 */
 
// Load MX Router
require APPPATH."third_party/MX/Router.php";
 
/**
 * HMVC Router
 *
 * @package     CodeIgniter
 * @subpackage  Libraries
 * @author      Wahyu Kristianto <w.kristories@gmail.com>
 * @copyright   Copyright (c) 2012, Wahyu Kristianto
 * @license     http://creativecommons.org/licenses/by/3.0/
 * @link        https://gist.github.com/Kristories/5227732
 * @version     1.0.0
 */
class MY_Router extends MX_Router
{
    /**
    * Construct
    */
    public function __construct()
    {
        parent::__construct();
    }
 
    /**
    * Set the route mapping
    *
    * This function determines what should be served based on the URI request,
    * as well as any "routes" that have been set in the routing config file.
    *
    * @access   private
    * @return   void
    */
    function _set_routing()
    {
        // Are query strings enabled in the config file?  Normally CI doesn't utilize query strings
        // since URI segments are more search-engine friendly, but they can optionally be used.
        // If this feature is enabled, we will gather the directory/class/method a little differently
        $segments = array();
        if ($this->config->item('enable_query_strings') === TRUE AND isset($_GET[$this->config->item('controller_trigger')]))
        {
            if (isset($_GET[$this->config->item('directory_trigger')]))
            {
                $this->set_directory(trim($this->uri->_filter_uri($_GET[$this->config->item('directory_trigger')])));
                $segments[] = $this->fetch_directory();
            }
 
            if (isset($_GET[$this->config->item('controller_trigger')]))
            {
                $this->set_class(trim($this->uri->_filter_uri($_GET[$this->config->item('controller_trigger')])));
                $segments[] = $this->fetch_class();
            }
 
            if (isset($_GET[$this->config->item('function_trigger')]))
            {
                $this->set_method(trim($this->uri->_filter_uri($_GET[$this->config->item('function_trigger')])));
                $segments[] = $this->fetch_method();
            }
        }
 
        // Load the routes.php file.
        if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/routes.php'))
        {
            include(APPPATH.'config/'.ENVIRONMENT.'/routes.php');
        }
        elseif (is_file(APPPATH.'config/routes.php'))
        {
            include(APPPATH.'config/routes.php');
        }
 
        // Include routes every modules
        $modules_locations = config_item('modules_locations') ? config_item('modules_locations') : FALSE;

        if(!$modules_locations)
        {
            $modules_locations = APPPATH . 'modules/';

            if(is_dir($modules_locations))
            {
                $modules_locations = array($modules_locations => '../modules/');
            }
            else
            {
                show_error('Modules directory not found');
            }
        }
 
        foreach ($modules_locations as $key => $value)
        {
            if ($handle = opendir($key))
            {
                while (false !== ($entry = readdir($handle)))
                {
                    if ($entry != "." && $entry != "..")
                    {
                        if(is_dir($key.$entry))
                        {
                            $rfile = Modules::find('routes'.EXT, $entry, 'config/');
 
                            if($rfile[0])
                            {
                                include($rfile[0].$rfile[1]);
                            }
                        }
                    }
                }
                closedir($handle);
            }
        }
 
        $this->routes = ( ! isset($route) OR ! is_array($route)) ? array() : $route;
        unset($route);
 
        // Set the default controller so we can display it in the event
        // the URI doesn't correlated to a valid controller.
        $this->default_controller = ( ! isset($this->routes['default_controller']) OR $this->routes['default_controller'] == '') ? FALSE : strtolower($this->routes['default_controller']);
 
        // Were there any query string segments?  If so, we'll validate them and bail out since we're done.
        if (count($segments) > 0)
        {
            return $this->_validate_request($segments);
        }
 
        // Fetch the complete URI string
        $this->uri->_fetch_uri_string();
 
        // Is there a URI string? If not, the default controller specified in the "routes" file will be shown.
        if ($this->uri->uri_string == '')
        {
            return $this->_set_default_controller();
        }
 
        // Do we need to remove the URL suffix?
        $this->uri->_remove_url_suffix();
 
        // Compile the segments into an array
        $this->uri->_explode_segments();
 
        // Parse any custom routing that may exist
        $this->_parse_routes();
 
        // Re-index the segment array so that it starts with 1 rather than 0
        $this->uri->_reindex_segments();
    }
}