exporter.php

<?php

function simple_pdf_export_process(){

    /*ini_set('display_errors', 1);
    ini_set('display_startup_errors', 1);
    error_reporting(E_ERROR | E_PARSE);*/

    //?export=pdf&num=3&post_type=post&force
    //?export=pdf&post_id=3&post_type=post&force

    global  $pdf_export_post_type,
            $pdf_export_force,
            $pdf_posts_per_page,
            $pdf_export_post_id,
            $pdf_export_final_pdf;

    $pdf_export_post_type = isset($_REQUEST['post_type']) && $_REQUEST['post_type'] != '' ? $_REQUEST['post_type'] : 'post';
    $pdf_export_post_id = isset($_REQUEST['post_id']) ? $_REQUEST['post_id'] : '';
    $pdf_posts_per_page = isset($_REQUEST['num']) ? $_REQUEST['num'] : -1;
    $pdf_export_check = isset($_REQUEST['export']) ? $_REQUEST['export'] : '';
    $pdf_export_force = isset($_REQUEST['force']);
    
    // Added by Lomix
    /*$pdf_export_force2 = get_the_title( $pdf_export_post_id );
    $product = wc_get_product( $pdf_export_post_id );
    $productsku = $product->get_sku();*/

    $pdf_export_final_pdf = SIMPLE_PDF_EXPORTER_EXPORT.$pdf_export_post_type.SIMPLE_PDF_EXPORTER_EXTRA_FILE_NAME.date('dMY').'.pdf';

    if ($pdf_export_check == 'pdf') {

        //if ($pdf_export_force || !file_exists($pdf_export_final_pdf) || date("dMY", filemtime($pdf_export_final_pdf)) != date('dMY')) {
         	require_once(SIMPLE_PDF_EXPORTER_PROCESS."create_pagenumber_merge.php");
            create_pagenumber_merge();
        //}

        $filename = $pdf_export_post_type.SIMPLE_PDF_EXPORTER_EXTRA_FILE_NAME.date('dMY').'.pdf';

        // Handler
        $pdf_handler = get_option('spe_pdfhandler');

        // Debug
        /*if(current_user_can('administrator')) {
            echo '<pre>';
            var_dump( get_option('spe_pdfhandler'));
            echo '</pre>';
        } exit;*/

        header('Content-type: application/pdf');
        header('Content-Disposition: '.$pdf_handler.'; filename="' . $filename . '"');
        header('Content-Transfer-Encoding: binary');
        header('Content-Length: ' . filesize($pdf_export_final_pdf));
        header('Accept-Ranges: bytes');
        readfile($pdf_export_final_pdf);

        exit();

    }

}

?>