/**
  * Aca tenemos que definir todas las rutas que la aplicación va a aceptar.
  */
 public static function init()
 {
     // Esta seria la pagina de incio
     if ($_SERVER['REQUEST_URI'] == '/electiva_php_ude_2015/') {
         $controller = new HomeController();
         $controller->index();
     } else {
         if (strpos($_SERVER['REQUEST_URI'], 'sessions')) {
             $controller = new SessionsController();
             if (strpos($_SERVER['REQUEST_URI'], 'login') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                 $controller->modal();
             } else {
                 if (strpos($_SERVER['REQUEST_URI'], 'login') && $_SERVER['REQUEST_METHOD'] == 'POST') {
                     $controller->login();
                 } else {
                     if (strpos($_SERVER['REQUEST_URI'], 'logout') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                         $controller->logout();
                     } else {
                         if ($_SERVER['REQUEST_METHOD'] == 'GET') {
                             $controller->index();
                         }
                     }
                 }
             }
         } else {
             if (strpos($_SERVER['REQUEST_URI'], 'users')) {
                 $controller = new UsersController();
                 if (strpos($_SERVER['REQUEST_URI'], 'create') && $_SERVER['REQUEST_METHOD'] == 'POST') {
                     $controller->create();
                 } else {
                     if (strpos($_SERVER['REQUEST_URI'], 'new') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                         $controller->form();
                     } else {
                         if (strpos($_SERVER['REQUEST_URI'], 'delete') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                             $controller->delete();
                         } else {
                             if (strpos($_SERVER['REQUEST_URI'], 'modify') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                                 $controller->modify();
                             } else {
                                 if (strpos($_SERVER['REQUEST_URI'], 'update') && $_SERVER['REQUEST_METHOD'] == 'POST') {
                                     $controller->update();
                                 } else {
                                     if ($_SERVER['REQUEST_METHOD'] == 'GET') {
                                         $controller->index();
                                     }
                                 }
                             }
                         }
                     }
                 }
             } else {
                 if (strpos($_SERVER['REQUEST_URI'], 'polyclinics')) {
                     $controller = new PolyclinicsController();
                     if (strpos($_SERVER['REQUEST_URI'], 'create') && $_SERVER['REQUEST_METHOD'] == 'POST') {
                         $controller->create();
                     } else {
                         if (strpos($_SERVER['REQUEST_URI'], 'new') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                             $controller->form();
                         } else {
                             if (strpos($_SERVER['REQUEST_URI'], 'delete') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                                 $controller->delete();
                             } else {
                                 if ($_SERVER['REQUEST_METHOD'] == 'GET') {
                                     $controller->index();
                                 }
                             }
                         }
                     }
                 } else {
                     if (strpos($_SERVER['REQUEST_URI'], 'reports')) {
                         $controller = new ReportsController();
                         if (strpos($_SERVER['REQUEST_URI'], 'index') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                             $controller->index();
                         } else {
                             if ($_SERVER['REQUEST_METHOD'] == 'GET') {
                                 $controller->index();
                             }
                         }
                     } else {
                         if (strpos($_SERVER['REQUEST_URI'], 'bookings')) {
                             $controller = new BookingsController();
                             if (strpos($_SERVER['REQUEST_URI'], 'create') && $_SERVER['REQUEST_METHOD'] == 'POST') {
                                 $controller->create();
                             } else {
                                 if (strpos($_SERVER['REQUEST_URI'], 'new') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                                     $controller->form();
                                 } else {
                                     if (strpos($_SERVER['REQUEST_URI'], 'delete') && $_SERVER['REQUEST_METHOD'] == 'GET') {
                                         $controller->delete();
                                     } else {
                                         if ($_SERVER['REQUEST_METHOD'] == 'GET') {
                                             $controller->index();
                                         }
                                     }
                                 }
                             }
                         } else {
                             $controller = new HomeController();
                             $controller->index();
                         }
                     }
                 }
             }
         }
     }
 }