kartik\mpdf\Pdf::render PHP Method

    public function render()
    {
        $this->configure($this->options);
        if (!empty($this->methods)) {
            foreach ($this->methods as $method => $param) {
                $this->execute($method, $param);
            }
        }
        return $this->output($this->content, $this->filename, $this->destination);
    }

    public function actionItogovyj()
    {
        if (isset($_GET['vp']) and $vremya_provedeniya = $_GET['vp'] and isset($_GET['d']) and $dolzhnost = $_GET['d']) {
            $data = \Yii::$app->db->createCommand('select *
                             from attestaciya_itogovij_otchet(:vp,:d)
                             order by  case when otraslevoe_soglashenie is null then 0 else 1 end desc,
                              na_kategoriyu DESC,
                              imeushayasya_kategoriya DESC,
                              attestaciya_data_prisvoeniya DESC,
                              fio')->bindValue(':vp', $vremya_provedeniya)->bindValue(':d', $dolzhnost)->queryAll();
            $groups = ['otraslevoe_soglashenie' => []];
            foreach ($data as $item) {
                if ($item['na_kategoriyu'] == KategoriyaPedRabotnika::VYSSHAYA_KATEGORIYA and $item['otraslevoe_soglashenie']) {
                    $groups['otraslevoe_soglashenie'][] = $item;
                } else {
                    $groups[$item['na_kategoriyu']][] = $item;
                }
            }
            $data = $groups;
            $content = $this->renderPartial('itogovyj-report', compact('data'));
            $indent = 3;
            $css = '
                body{
                   font-family:"Times New Roman","serif";
                }
                .paragraph{
                    text-align:justify;
                    margin-bottom: 5px;
                    margin-top: 5px;
                }
                .center{
                 text-align:center;
                }
                .tb {border-collapse: collapse}
                .tb td {padding: 5px;border: 1px solid #000}
                .inline-block{
                    display: inline-block;
                }
                .indent{padding-left: ' . $indent . 'em}

                .double-indent{padding-left: ' . 2 * $indent . 'em}

                .indent-block{
                    margin-left: ' . $indent . 'em;
                }
                .bold{
                    font-weight: bold;
                }
                ';
            $pdf = new Pdf(['mode' => Pdf::MODE_UTF8, 'format' => Pdf::FORMAT_A4, 'orientation' => Pdf::ORIENT_LANDSCAPE, 'destination' => Pdf::DEST_BROWSER, 'content' => $content, 'cssFile' => '@vendor/kartik-v/yii2-mpdf/assets/kv-mpdf-bootstrap.min.css', 'cssInline' => $css, 'options' => ['title' => 'Отчет для к заседанию комиссии'], 'methods' => ['SetFooter' => ['']]]);
            // return the pdf output as per the destination setting
            return $pdf->render();
        } else {
            $dolzhnosti = Dolzhnost::getDolzhnostiAttestacii();
            return $this->render('itogovyj', compact('dolzhnosti'));
        }
    }