generate.php

<?php
/**
 * Created by PhpStorm.
 * User: dima
 * Date: 12/14/17
 * Time: 9:05 PM
 */

require __DIR__ . '/vendor/autoload.php';

$phpWord = new \PhpOffice\PhpWord\PhpWord();

/* Note: any element you append to a document must reside inside of a Section. */

// Adding an empty Section to the document...
$section = $phpWord->addSection();
// Adding Text element to the Section having font styled by default...
if ($_POST['type'] === 'custom') {
    $section->addText($_POST['text']);
} else {
    $section->addText('Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.');
}

// Saving the document as OOXML file...
$objWriter = \PhpOffice\PhpWord\IOFactory::createWriter($phpWord, 'Word2007');
$filename = uniqid() . '.docx';
$objWriter->save($filename);

header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="' . basename($filename) . '"');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($filename));
readfile($filename);
unlink($filename);
exit;