Remove Lightbox from PDFs

gv-remove-lightbox-pdf.php

<?php

add_filter('gravityview/fields/fileupload/files_array', 'gv_modify_files_output_pdf',10,1);
function gv_modify_files_output_pdf($output_arr){
	foreach ($output_arr as $key => $value) {
		$pdf_exists = strpos($value['file_path'], '.pdf');
		if ($pdf_exists !== false) {
			$gf_download = strpos($value['file_path'],'?gf-download=');
			if ($gf_download == false) {
				$gravity_forms = strpos($value['file_path'],'/gravity_forms/');
				$file_name = substr($value['file_path'], $gravity_forms + 59);
				$gv_iframe = strpos($file_name,'?gv-iframe=true');
				$file_name = substr($file_name, 0, $gv_iframe);
	
			}else{
				$file_name = urldecode(substr($value['file_path'], $gf_download + 25, $pdf_exists-($gf_download+21)));	
			}
	
			$output_arr[$key]['content'] = '<a href="'.$value['file_path'].'" target="_blank">'.$file_name.'</span></a>';
		}
	}
	return $output_arr;
}