<?php

/**
 * @property Qs_Doc $_doc
 * @property array $_years
 * @method App_News_Obj | App_Award_Obj _getDataObj()
 * @method _setYearFilter()
 * @method getRestParams()
 */
trait App_Award_YearTrait
{

    protected function _initYear()
    {
        $params = $this->getRestParams();
        $year = count($params) > 0 ? $params[0] : null;
        $existsYears = $this->_getDataObj()->getExistingYears();
        if (empty($existsYears) && !empty($year)) {
            $this->_doc->display404();
        }
        if (!empty($existsYears)) {
            if (empty($year)) {
                Qs_Http::redirect(BASE_URL . '/' . CURRENT_PAGE_FINAL . '/' . $existsYears[0]);
            }
            if (ctype_digit($year)) {
                if (!in_array($year, $existsYears)) {
                    $this->_doc->display404();
                }
                $this->_years['year'] = $year;
                $this->_years['years'] = $existsYears;
                $this->_setYearFilter($year);
            } else {
                $this->_doc->display404();
            }
        }
        return $this;
    }

}