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<?php
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/**
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* reads css files and send them to the browser on the fly with correction
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*
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* PHP version 5
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*
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* @category PHP
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* @package PSI_CSS
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* @author Mieczyslaw Nalewaj <namiltd@users.sourceforge.net>
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* @copyright 2021 phpSysInfo
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* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version
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* @version Release: 1.0
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* @link http://phpsysinfo.sourceforge.net
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*/
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$file = isset($_GET['name']) ? basename(htmlspecialchars($_GET['name'])) : null;
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$increase = isset($_GET['increase']) ? (($_GET['increase']>0)? $_GET['increase'] : 0) : 0;
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if ($file != null) {
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$css = $file.'.css';
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header('content-type: text/css');
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if (file_exists($css) && is_readable($css)) {
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$filecontent = file_get_contents($css);
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if ($increase == 0) {
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echo $filecontent;
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} else {
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$lines = preg_split("/\r?\n/", $filecontent, -1, PREG_SPLIT_NO_EMPTY);
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$block = '';
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foreach ($lines as $line) {
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if (preg_match('/^(.+)\{/', $line, $tmpbuf)) {
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$block = strtolower(trim($tmpbuf[1]));
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echo $line."\n";
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} elseif (($block === 'body') || ($block === '.fullsize')) {
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if (preg_match('/^(\s*_?width\s*:\s*)(\d+)(px.*)/', $line, $widthbuf)) {
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echo $widthbuf[1].($widthbuf[2]+$increase).$widthbuf[3]."\n";
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} elseif (preg_match('/^(\s*background\s*:.+)(url)/', $line, $widthbuf)) {
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echo $widthbuf[1].";\n";
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} else echo $line."\n";
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} elseif ($block === '.halfsize') {
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if (preg_match('/^(\s*_?width\s*:\s*)(\d+)(px.*)/', $line, $widthbuf)) {
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echo $widthbuf[1].($widthbuf[2]+$increase/2).$widthbuf[3]."\n";
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} else echo $line."\n";
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} else {
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echo $line."\n";
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}
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}
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}
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}
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}
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