public function index() {
        App::uses('Clinic', 'Model');
        Clinic::$current=5;
        $this->Paginator->settings = array(
            'conditions' => array(
                'Provider.clinic_id' => Clinic::$current,),
            'order' => array('Provider.name' => 'DESC'),
            'contain' => array(
                'City',
                'Clinic',
                'CreatedBy', 'UpdatedBy')
        );
        $this->Prg->commonProcess();
        $this->Paginator->settings['conditions'] = $this->Provider->parseCriteria($this->Prg->parsedParams());

        $providers = $this->paginate();
//      debug(Clinic::$current);
//      debug($providers);exit();

        $this->set(compact('providers'));
        $this->pdfConfig = array(
            'filename' => __('listado-proveedores') . '.pdf',
            );
        $this->setList();
    }