Example E042 : html form

<?php

declare(strict_types=1);

/**
 * E042_html_form.php
 *
 * @since       2017-05-08
 * @category    Library
 * @package     Pdf
 * @author      Nicola Asuni <info@tecnick.com>
 * @copyright   2002-2026 Nicola Asuni - Tecnick.com LTD
 * @license     https://www.gnu.org/copyleft/lesser.html GNU-LGPL v3 (see LICENSE)
 * @link        https://github.com/tecnickcom/tc-lib-pdf
 *
 * This file is part of tc-lib-pdf software library.
 */

// NOTE: local file reads (images, fonts, attachments) are restricted to an allowlist of
// trusted paths that covers this package tree, so run the examples in place. To read assets
// from other locations, list them in the 'allowedPaths' entry of the fileOptions constructor
// parameter (see E047_remote_resources_security.php).

// NOTE: run make fonts in the project root to generate the dependencies and example fonts.

// autoloader when using Composer
require __DIR__ . '/../vendor/autoload.php';

\define('OUTPUT_FILE', \realpath(__DIR__ . '/../target') . '/example.pdf');

// define fonts directory
\define('K_PATH_FONTS', \realpath(__DIR__ . '/../vendor/tecnickcom/tc-lib-pdf-font/target/fonts'));

// autoloader when using RPM or DEB package installation
//require ('/usr/share/php/Com/Tecnick/Pdf/autoload.php');

// main TCPDF object
$pdf = new \Com\Tecnick\Pdf\Tcpdf(
    unit: \Com\Tecnick\Pdf\Page\Unit::Millimeter,
    isunicode: true,
    subsetfont: false,
    compress: true,
    mode: \Com\Tecnick\Pdf\PdfConformance::None,
    objEncrypt: null,
);

// ----------

$pdf->setCreator('tc-lib-pdf');
$pdf->setAuthor('Nicola Asuni');
$pdf->setSubject('tc-lib-pdf example: 042');
$pdf->setTitle('HTML Form Elements');
$pdf->setKeywords('TCPDF tc-lib-pdf html forms input select textarea rendering');
$pdf->setPDFFilename('042_html_form.pdf');

$pdf->setViewerPreferences(['DisplayDocTitle' => true]);

$pdf->enableDefaultPageContent();

// ----------
// Insert fonts

$bfont1 = $pdf->font->insert($pdf->pon, 'helvetica', '', 12);

// ----------

// HTML G

$pageV07 = $pdf->addPage();

$html_07 = <<<EOD
    <h1>XHTML Form Example</h1>
    <form method="post" action="http://localhost/printvars.php" enctype="multipart/form-data">
    <label for="name">name:</label> <input type="text" name="name" value="" size="20" maxlength="30" /><br />
    <label for="password">password:</label> <input type="password" name="password" value="" size="20" maxlength="30" /><br /><br />
    <label for="infile">file:</label> <input type="file" name="userfile" size="20" /><br /><br />
    <input type="checkbox" name="agree" value="1" checked="checked" /> <label for="agree">I agree </label><br /><br />
    <input type="radio" name="radioquestion" id="rqa" value="1" /> <label for="rqa">one</label><br />
    <input type="radio" name="radioquestion" id="rqb" value="2" checked="checked"/> <label for="rqb">two</label><br />
    <input type="radio" name="radioquestion" id="rqc" value="3" /> <label for="rqc">three</label><br /><br />
    <label for="selection">select:</label>
    <select name="selection" size="0">
    	<option value="0">zero</option>
    	<option value="1">one</option>
    	<option value="2">two</option>
    	<option value="3">three</option>
    </select><br /><br />
    <label for="selection">select:</label>
    <select name="multiselection" size="2" multiple="multiple">
    	<option value="0">zero</option>
    	<option value="1">one</option>
    	<option value="2">two</option>
    	<option value="3">three</option>
    </select><br /><br /><br />
    <label for="text">text area:</label><br />
    <textarea cols="40" rows="3" name="text">line one
    line two</textarea><br />
    <br /><br /><br />
    <input type="reset" name="reset" value="Reset" />
    <input type="submit" name="submit" value="Submit" />
    <input type="button" name="print" value="Print" onclick="print()" />
    <input type="hidden" name="hiddenfield" value="OK" />
    <br />
    </form>
    EOD;

$pdf->addHTMLCell(html: $html_07, posx: 30, posy: 20);

// =============================================================

// ----------
// get PDF document as raw string
$rawpdf = $pdf->getOutPDFString();

// ----------

// Various output modes:

//$pdf->savePDF(\dirname(__DIR__).'/target', $rawpdf);
$pdf->renderPDF(rawpdf: $rawpdf);

//$pdf->downloadPDF($rawpdf);
//echo $pdf->getMIMEAttachmentPDF($rawpdf);