$xls = PHPExcel_IOFactory::load(Yii::getPathOfAlias('application.data'). DIRECTORY_SEPARATOR . 'price.xls');
        $xls->setActiveSheetIndex(0);
        $i = 2;

        /** @var Obj[] $objects */
        foreach($objects as $model)
        {
            $xls->getActiveSheet()->getCellByColumnAndRow(0, $i)->setValue($model->id);
            $xls->getActiveSheet()->getStyleByColumnAndRow(0, $i)->getAlignment()->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_LEFT);

	....
	....
            $url = Yii::app()->createAbsoluteUrl('object/view', array('id'=>$model->id));
            $xls->getActiveSheet()->getCellByColumnAndRow(7, $i)->getHyperlink()->setUrl($url);
            $xls->getActiveSheet()->getCellByColumnAndRow(7, $i)->setValue($url);
            $xls->getActiveSheet()->getStyleByColumnAndRow(7, $i)->getAlignment()->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_LEFT);
            $i++;
        }

        header("Content-type:  application/vnd.ms-excel");
        header("Content-Disposition: attachment; filename=price.xls");

        $writer = PHPExcel_IOFactory::createWriter($xls, 'Excel5');
        $writer->save('php://output');