Beste viewloader ever

<?php

class MY_Controller extends CI_Controller{
    function __construct(){
        parent::__construct();
    /**
    *Only use the library below if Less CSS is active
    **/
        $this->load->library("lessc");
    }

    /**
     * @param string $header
     * @param string $content
     * @param string $footer
     */
    function viewLoader($header = "", $content = "", $footer = ""){
        $var = $this->generateUrl();

        switch($this->uri->segment(1)){
            case "admin" :
                $this->load->view("template/admin/header.php", $header);
                $this->load->view($var['struct'].".php", $content);
                $this->load->view("template/admin/footer.php", $footer);
                break;
            default:
                if(strlen($var['struct']) < 3){
                    $var['struct'] = "home";
                }
                $this->load->view("template/quiz/header.php", $header);
                $this->load->view($var['struct'].".php", $content);
                $this->load->view("template/quiz/footer.php", $footer);
                break;
        }
    }

    /**
     * @return array
     */
    function generateUrl(){
        $this->load->helper("url");
        $url = explode("/", $this->uri->uri_string());
        $values = array();

        $values['data'] = $this->DoQuery($url[(count($url) - 3)], $url[(count($url) - 2)], $url[(count($url) - 1)]);

        $count2 = 0;
        $values['struct'] = "";
        while($count2 <= ((count($url) - $values['data']['minus']))){
            $values['struct'] .= "/".$url[$count2];
            $count2++;
        }
        return $values;
    }

    /**
     * @param $db
     * @param $id
     * @return mixed
     */
    function DoQuery($db, $function, $id = false){
        $this->load->model("general_model");
        $data = array();
        $data['minus'] = 2;

        switch($function){
            case "delete":
                if(!empty($this->input->post())){
                    $this->general_model->deleteRow($db, 'id', $id);
                }
                return $data;
                break;
            case "add":
                if(!empty($this->input->post())){
                    $this->general_model->insertRow($db);
                }
                return $data;
                break;
            case "edit":
                if(!empty($this->input->post())){
                    $this->general_model->updateRow($db, 'id', $id);
                }else{
                    $data['data'] = $this->general_model->getData($db, 'id', $id);
                }

                return $data;
                break;
            default:
                $data['minus'] = 1;
                return $data;
            break;
        }
    }
}