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css.php

<?php
/* SVN FILE: $Id: css.php 4409 2007-02-02 13:20:59Z phpnut $ */
/**
 * Short description for file.
 *
 * Long description for file
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright 2005-2007, 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 2005-2007, Cake Software Foundation, Inc.
 * @link                      http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
 * @package             cake
 * @subpackage          cake.app.webroot
 * @since               CakePHP(tm) v 0.2.9
 * @version             $Revision: 4409 $
 * @modifiedby          $LastChangedBy: phpnut $
 * @lastmodified  $Date: 2007-02-02 07:20:59 -0600 (Fri, 02 Feb 2007) $
 * @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;
?>

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