✏️ Editing: compress.php

<?php

$excl = array('HTML-CSS', 'DIRECTW', 'TABLES', 'IMAGES-CORE',
    'IMAGES-BMP', 'IMAGES-WMF', 'TABLES-ADVANCED-BORDERS', 'COLUMNS', 'TOC', 'INDEX', 'BOOKMARKS', 'BARCODES', 'FORMS', 'WATERMARK', 'CJK-FONTS', 'INDIC', 'ANNOTATIONS', 'BACKGROUNDS', 'CSS-FLOAT', 'CSS-IMAGE-FLOAT', 'CSS-POSITION', 'CSS-PAGE', 'BORDER-RADIUS', 'HYPHENATION', 'ENCRYPTION', 'IMPORTS', 'PROGRESS-BAR', 'OTL');

// *DIRECTW* = Write, WriteText, WriteCell, Text, Shaded_box, AutosizeText
// IMAGES-CORE = [PNG, GIF, and JPG] NB background-images and watermark images
// Excluding 'HTML-CSS' will also exclude: 'TABLES', 'LISTS', 'TABLES-ADVANCED-BORDERS', 'FORMS', 'BACKGROUNDS', 'CSS-FLOAT', 'CSS-IMAGE-FLOAT', 'CSS-POSITION', 'CSS-PAGE', 'BORDER-RADIUS'
// Text is marked in mpdf_source.php with e.g. :
/* -- TABLES-ADVANCED-BORDERS -- */
/* -- END TABLES-ADVANCED-BORDERS -- */
// *TABLES-ADVANCED-BORDERS*

if (!isset($_POST['generate']) || $_POST['generate'] != 'generate') {

if (!file_exists('mpdf_source.php')) {
        die("ERROR - Could not find mpdf_source.php file in current directory. Please rename mpdf.php as mpdf_source.php");
    }

echo '<html>
<head>
<script language=javascript>
checked=false;
function checkedAll (frm1) {
	var aa= document.getElementById("frm1");
	 if (checked == false)
          {
           checked = true
          }
        else
          {
          checked = false
          }
	for (var i =0; i < aa.elements.length; i++) 
	{
	 aa.elements[i].checked = checked;
	}
      }
</script>
</head>
<body>
<p><span style="color:red; font-weight: bold;">WARNING</span>: This utility will OVERWRITE mpdf.php file in the current directory.</p>
<p>Select the functions you wish to INCLUDE in your mpdf.php program. When you click generate, a new mpdf.php file will be written to the current directory.</p>
<div><b>Notes</b>
<ul>
<li>HTML-CSS is required for many of the other functions to work including: Tables, Lists, Backgrounds, Forms, Border-radius and all other CSS</li>
<li>DIRECTW includes the functions to Write directly to the PDF file e.g. Write, WriteText, WriteCell, Text, Shaded_box, AutosizeText</li>
<li>You must include either HTML-CSS or DIRECTW</li>
<li>JPG, PNG and JPG images are supported with IMAGES-CORE</li>
<li>For WMF Images, you must include both IMAGES-CORE and IMAGES-WMF</li>
<li>IMAGES-CORE are required for BACKGROUNDS (IMAGES) or WATERMARKS to work</li>
<li>OTL (OpenType Layout) is required for RTL (right-to-left) scripts to work</li>
</ul>
</div>
<input type="checkbox" name="checkall" onclick="checkedAll(frm1);"> <i>Select/Unselect All</i><br /><br />

<form id="frm1" action="compress.php" method="POST">
';
    foreach ($excl AS $k => $ex) {
        echo '<input type="checkbox" value="1" name="inc[' . $ex . ']"';
        if ($k == 0 || ($k > 1 && $k < 5)) {
            echo ' checked="checked"';
        }
        echo ' /> ' . $ex . '<br />';
    }

echo '<br />
<input type="submit" name="generate" value="generate" />
</form>
</body>
</html>';
    exit;
}

$inc = $_POST['inc'];
if (is_array($inc) && count($inc) > 0) {
    foreach ($inc AS $i => $v) {
        $key = array_search($i, $excl);
        unset($excl[$key]);
    }
}

if (!defined('PHP_VERSION_ID')) {
    $version = explode('.', PHP_VERSION);
    define('PHP_VERSION_ID', ($version[0] * 10000 + $version[1] * 100 + $version[2]));
}
if (PHP_VERSION_ID < 50300) {
    $mqr = @get_magic_quotes_runtime();
} else {
    $mqr = 0;
}
if ($mqr) {
    set_magic_quotes_runtime(0);
}

$l = file('mpdf_source.php');
if (!count($l)) {
    die("ERROR - Could not find mpdf_source.php file in current directory");
}
$exclflags = array();
$x = '';

// Excluding 'HTML-CSS' will also exclude: 'TABLES', 'LISTS', 'TABLES-ADVANCED-BORDERS', 'HTMLHEADERS-FOOTERS', 'FORMS', 'BACKGROUNDS', 'CSS-FLOAT', 'CSS-IMAGE-FLOAT', 'CSS-POSITION', 'CSS-PAGE', 'BORDER-RADIUS'
if (isset($excl[0]) && $excl[0] == 'HTML-CSS') {
    $excl[] = 'TABLES';
    $excl[] = 'TABLES-ADVANCED-BORDERS';
    $excl[] = 'FORMS';
    $excl[] = 'BACKGROUNDS';
    $excl[] = 'CSS-FLOAT';
    $excl[] = 'CSS-IMAGE-FLOAT';
    $excl[] = 'CSS-POSITION';
    $excl[] = 'CSS-PAGE';
    $excl[] = 'BORDER-RADIUS';
}
$excl = array_unique($excl);

foreach ($l AS $k => $ln) {
    $exclude = false;
    // *XXXXX*
    preg_match_all("/\/\/ \*([A-Za-z\-]+)\*/", $ln, $m);
    foreach ($m[1] AS $mm) {
        if (in_array($mm, $excl)) {
            $exclude = true;
        }
    }
    /* -- XXXXX -- */
    preg_match_all("/\/\*-- ([A-Za-z\-]+) --\*\//", $ln, $m);
    foreach ($m[1] AS $mm) {
        if (in_array($mm, $excl)) {
            $exclflags[$mm] = true;
        }
        $exclude = true;
    }
    $exclflags = array_unique($exclflags);
    /* -- END XXXX -- */
    preg_match_all("/\/\*-- END ([A-Za-z\-]+) --\*\//", $ln, $m);
    foreach ($m[1] AS $mm) {
        if (in_array($mm, $excl)) {
            unset($exclflags[$mm]);
        }
        $exclude = true;
    }
    if (count($exclflags) == 0 && !$exclude) {
        $x .= $ln;
    }
}
// mPDF 5.0
if (function_exists('file_put_contents')) {
    $check = file_put_contents('mpdf.php', $x);
} else {
    $f = fopen('mpdf.php', 'w');
    $check = fwrite($f, $x);
    fclose($f);
}
if (!$check) {
    die("ERROR - Could not write to mpdf.php file. Are permissions correctly set?");
}
echo '<p><b>mPDF file generated successfully!</b></p>';
echo '<div>mPDF file size ' . number_format((strlen($x) / 1024)) . ' kB</div>';

unset($l);
unset($x);

include('mpdf.php');
$mpdf = new mPDF();

echo '<div>Memory usage on loading mPDF class ' . number_format((memory_get_usage(true) / (1024 * 1024)), 2) . ' MB</div>';

exit;
?>

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