<?php
#CMS - CMS Made Simple
#(c)2004 by Ted Kulp (wishy@users.sf.net)
#This project's homepage is: http://cmsmadesimple.sf.net
#
#This program 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 2 of the License, or
#(at your option) any later version.
#
#This program 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, write to the Free Software
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
#$Id$
 
require_once(dirname(__FILE__)."/include.php");
 
if(isset($_SERVER['HTTP_USER_AGENT']) && preg_match('/MSIE/', $_SERVER['HTTP_USER_AGENT']))
{
  @ini_set( 'zlib.output_compression','Off' );
}
 
$templateid = "";
$mediatype = '';
$name = '';
$css = '';
$nostylesheet = false;
$stripbackground = false;
if (isset($_GET["templateid"])) $templateid = $_GET["templateid"];
if (isset($_GET["mediatype"])) $mediatype = $_GET["mediatype"];
if (isset($_GET['name'])) $name = $_GET['name'];
if (isset($_GET["stripbackground"])) $stripbackground = true;
 
if ($name != '')
{
  //TODO: Make stylesheet handling OOP
  global $gCms;
  $db =& $gCms->db;
  $cssquery = "SELECT css_text FROM ".cms_db_prefix()."css WHERE css_name = ?";
  $cssresult = &$db->Execute($cssquery, $name);
 
  while (!$cssresult->EOF)
  {
    $css .= "\n".$cssresult->fields['css_text']."\n";
    $cssresult->MoveNext();
  }
}
else
{
  $result = get_stylesheet($templateid, $mediatype);
  $css = $result['stylesheet']; 
  if (!isset($result['nostylesheet']))
  {
    #$nostylesheet = true;
    #Perform the content stylesheet callback
    #if ($nostylesheet == false)
    #{
      foreach($gCms->modules as $key=>$value)
      {
        if ($gCms->modules[$key]['installed'] == true &&
          $gCms->modules[$key]['active'] == true)
        {
          $gCms->modules[$key]['object']->ContentStylesheet($css);
        }
      }
    #}
  }
}
 
#header("Content-Language: " . $current_language);
header("Content-Type: text/css; charset=" . (isset($result['encoding'])?$result['encoding']:'UTF-8'));
 
if ($stripbackground)
{
  #$css = preg_replace('/(\w*?background-color.*?\:\w*?).*?(;.*?)/', '', $css);
  $css = preg_replace('/(\w*?background-color.*?\:\w*?).*?(;.*?)/', '\\1transparent\\2', $css);
  $css = preg_replace('/(\w*?background-image.*?\:\w*?).*?(;.*?)/', '', $css);
}
 
#Do cache-control stuff but only if we are running Apache
if(function_exists('getallheaders'))
{
  $headers = getallheaders();
  $hash = md5($css);
 
  #if browser sent etag and it is the same then reply with 304
  if (isset($headers['If-None-Match']) && $headers['If-None-Match'] == '"'.$hash.'"')
  {
    header('HTTP/1.1 304 Not Modified');
    exit;
  }
  else {
    header('ETag: "'.$hash.'"');
    #header("Cache-Control: maxage=".(60*60*24));
  }
}
 
#sending content length allows HTTP/1.0 persistent connections
header("Content-Length: ".strlen($css));
 
echo $css;
 
# vim:ts=4 sw=4 noet
?>