/**
  * Returns the data model based on the primary key given in the GET variable.
  * If the data model is not found, an HTTP exception will be raised.
  */
 public function loadModel()
 {
     if ($this->_model === null) {
         if (isset($_GET['id'])) {
             $this->_model = Corredor::model()->findbyPk($_GET['id']);
         }
         if ($this->_model === null) {
             throw new CHttpException(404, 'The requested page does not exist.');
         }
     }
     return $this->_model;
 }
<?php

require_once dirname(__FILE__) . "/../librerias/cabeceraPrivados.php";
require_once dirname(__FILE__) . "/../modelo/plancontable.php";
$plan = new PlanContable();
$cuentas = $plan->obtenerCuentas();
$datosModulo = [];
$usr = $s->obtenerDatosUsuario();
$datosModulo['titulo'] = "Mi plan contable";
class Corredor
{
    public $htmlResultante = "<table>";
    public function recursiva(&$array, $identacion = 0)
    {
        for ($f = 0; $f < count($array); $f++) {
            $this->htmlResultante .= "<tr><td style=\"padding-left: " . $identacion * 15 . "px\" class=\"" . strtolower($array[$f]['tipo']) . "\">" . $array[$f]['codigo'] . ". " . $array[$f]['nombre'] . "</td></tr>\n";
            try {
                $this->recursiva($array[$f]['hijos'][0], $identacion + 1);
            } catch (Exception $e) {
                //echo 'Excepción capturada: ',  $e->getMessage(), "\n";
            }
        }
    }
}
$d = new Corredor();
$d->recursiva($cuentas);
//$datosModulo['contenido'] = print_r($cuentas);
$datosModulo['contenido'] = $d->htmlResultante . "</table>";