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<?php
/*
** Copyright (C) 1995-2007 by the ITools Authors.
** This file is part of ITools - the Internet Tools Library
**
** ITools is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 3 of the License, or
** (at your option) any later version.
**
** ITools is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
**
** itjs.php - Delivers /itjs/ files through AliasMatch in httpd.conf
*/
require "itools/itools.lib";
if (EDC('slow' . it::match('\.(css|js)\b', U($_GET))))
sleep(5);
if (is_array($_GET['files']) || it::match('/server/', $_SERVER['DOCUMENT_ROOT']))
exit; # useless here. cannot write tempfiles
itjs::far_future_headers(); # may exit
if (it::match('W3C_CSS_Validator', $_SERVER['HTTP_USER_AGENT']))
$_GET['files'] = it::replace([',jquery.fancybox.css,' => ","], $_GET['files']);
$files = itjs::filenames($_GET['files'] ?: it::match('/itjs/([-a-z0-9_,.]*)', $_SERVER['PHP_SELF']));
$data = itjs::filecontents($files);
$lastfile = end($files) ?: it::match('[^,]+$', $_GET['files']); # set correct mime type even if files not found
if (it::match('\.gif$', $lastfile))
{
header("Content-Type: image/gif");
}
else if (it::match('\.css', $lastfile))
{
header("Content-Type: text/css");
if (!it::match('^devel', $GLOBALS['ULTRASERVERTYPE']))
$data = it::replace(array('[ \t]*([{};])[ \t]*' => '$1', '/\*.*?\*/' => ""), $data);
if (it::match('W3C_CSS_Validator', $_SERVER['HTTP_USER_AGENT']) || $_GET['w3c'])
$data = it::replace(array(
'@-.*|@page.*' => "",
'background[^;}]*(gradient|rgba)[^;}]*;?' => "",
'::-webkit[^ ,{]*' => '.foo',
'\n:.*' => "\n",
'(filter:\s*(progid|none)|text-overflow:|zoom:|-webkit-[-\w]+:|display:-moz-|-moz-|-o-|cursor:|border-radius:|behavior:|text-rendering:|\w+:expression:|[-\w]*appearance:)[^;}]*;?' => "",
'pointer-events:[^;}]*' => "",
'html\.ie6.*' => "",
':valid:' => ":", # hack for iOS datetime
'([^/])\*(\w)' => '$1$2',
'svg\..*' => "", # ignore svg styles
'\battr\(.*?\)' => "'x'", # ignore content:attr(placeholder)
'\benv\(.*?\)' => "0", # ignore env(), e.g. env(safe-area-inset-left) for iPhone X
'\bmax\(.*?\)' => "0", # ignore env(), e.g. env(safe-area-inset-left) for iPhone X
'\bcalc\(.*?\)' => "0", # ignore calc()
'\bbackground-position-[xy]' => "background-position",
),
$data
);
if ((($ie = it::match('MSIE (\d+)', $_SERVER['HTTP_USER_AGENT'])) && intval($ie) < 9) || EDC('iecompat'))
$data = it::replace(array(
'([;{]\s*)(background-size:[^;}])' => '\1behavior:url(/itjs/ie-backgroundsize-min.htc);\2'),
$data
);
}
else if (it::match('\.htc$', $lastfile))
{
header("Content-Type: text/x-component");
}
else if ($files && !it::match('\.html$', $lastfile))
{
header("Content-Type: application/x-javascript; charset=" . (ini_get('default_charset') ?: 'iso-8859-1'));
$data = "window.trace+='i';\n$data\nwindow.trace+='I';\n";
$data .= "\nwindow.it_gotjs = (window.it_gotjs ? window.it_gotjs : '') + '." . it::match('\w+', basename($lastfile)) . "';\n";
}
if (strpos($data, "<?php") !== false)
it::error("sending php source?!");
echo itjs::strip($data);
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