cakephp2-php8/app/webroot/css.php

<?php
/* SVN FILE: $Id$ */

/**
 * Short description for file.
 *
 * Long description for file
 *
 * PHP versions 4 and 5
 *
 * CakePHP :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright (c) 2006, Cake Software Foundation, Inc.
 *                     1785 E. Sahara Avenue, Suite 490-204
 *                     Las Vegas, Nevada 89104
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright    Copyright (c) 2006, Cake Software Foundation, Inc.
 * @link         http://www.cakefoundation.org/projects/info/cakephp CakePHP Project
 * @package      cake
 * @subpackage   cake.cake.app.webroot
 * @since        CakePHP v 0.2.9
 * @version      $Revision$
 * @modifiedby   $LastChangedBy$
 * @lastmodified $Date$
 * @license      http://www.opensource.org/licenses/mit-license.php The MIT License
 */

/**
 * Enter description here...
 */
require(CONFIGS.'paths.php');
require(CAKE.'basics.php');
require(LIBS.'folder.php');
require(LIBS.'file.php');
require(LIBS.'legacy.php');

/**
 * Enter description here...
 *
 * @param unknown_type $path
 * @param unknown_type $name
 * @return unknown
 */
function make_clean_css ($path, $name)
{
    require(VENDORS.'csspp'.DS.'csspp.php');

    $data = file_get_contents($path);
    $csspp = new csspp();
    $output = $csspp->compress($data);

    $ratio = 100-(round(strlen($output)/strlen($data), 3)*100);
    $output = " /* file: $name, ratio: $ratio% */ " . $output;

    return $output;
}

/**
 * Enter description here...
 *
 * @param unknown_type $path
 * @param unknown_type $content
 * @return unknown
 */
function write_css_cache ($path, $content)
{
    if (!is_dir(dirname($path)))
      mkdir(dirname($path));

    $cache = new File($path);
    return $cache->write($content);
}

if (preg_match('|\.\.|', $url) || !preg_match('|^ccss/(.+)$|i', $url, $regs))
    die('Wrong file name.');

$filename = 'css/'.$regs[1];
$filepath = CSS.$regs[1];
$cachepath = CACHE.'css'.DS.str_replace(array('/','\\'), '-', $regs[1]);

if (!file_exists($filepath))
    die('Wrong file name.');


if (file_exists($cachepath))
{
    $templateModified = filemtime($filepath);
    $cacheModified = filemtime($cachepath);

    if ($templateModified > $cacheModified)
    {
      $output = make_clean_css ($filepath, $filename);
      write_css_cache ($cachepath, $output);
    }
    else
    {
      $output = file_get_contents($cachepath);
    }
}
else
{
    $output = make_clean_css ($filepath, $filename);
    write_css_cache ($cachepath, $output);
}

header("Date: ".date("D, j M Y G:i:s ", $templateModified).'GMT');
header("Content-Type: text/css");
header("Expires: ".gmdate("D, j M Y H:i:s", time()+DAY)." GMT");
header("Cache-Control: cache");// HTTP/1.1
header("Pragma: cache");// HTTP/1.0
print $output;

?>