CMS Made Simple Forums

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/***********************************************
* Writes the accessibility menu
************************************************/
echo "<a href=\"switcher.php?set=54\"><img alt='Normal' title='Normal' src='/dein bild.png' /></a>";
echo "<a href=\"switcher.php?set=49\"><img alt='Kontrast' title='Kontrast'  src='/dein bildt.png' /></a>";

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/***********************************************
* reads a cookie to get values for the accessibility options
* these are stored in an array in the cookie as:
* sitestyle('default', 'larger', 'colour_option1') etc...
************************************************/
if(isset($_COOKIE['sitestyle'])){
    foreach($_COOKIE['sitestyle'] as $style) {
        $css_tag = "<link type=\"text/css\" rel=\"stylesheet\" ";
        $css_tag .= "href=\"stylesheet.php?";
        $css_tag .= "cssid=$style\" media=\"screen\" />";
        

        echo $css_tag;
    }
}

Code: Select all

<?php

// Parse pretty URLS
$url = substr($_SERVER['REQUEST_URI'],strlen($_SERVER['PHP_SELF']));
$url = rtrim($url,'/');
$matches = array();
if( preg_match('+^/[0-9]*/.*?$+',$url,$matches) )
  {
    $tmp = substr($url,1);
    list($_GET['cssid'],$_GET['mediatype']) = explode('/',$tmp);
  }
else if( preg_match('+^/[0-9]*$+',$url,$matches) )
  {
    $_GET['cssid'] = (int)substr($url,1);
  }


//require('config.php');//default
require('fileloc.php');
require(CONFIG_FILE_LOCATION);
require(dirname(__FILE__).DIRECTORY_SEPARATOR.'lib'.DIRECTORY_SEPARATOR.'misc.functions.php');


$mediatype = '';
if (isset($_GET["mediatype"])) $mediatype = $_GET["mediatype"];

$cssid = '';
if (isset($_GET['cssid'])) $cssid = $_GET['cssid'];

$name = '';
if (isset($_GET['name'])) $name = $_GET['name'];

$stripbackground = false;
if (isset($_GET["stripbackground"])) $stripbackground = true;

if ($name == '' && $cssid == '') return '';

// Get the hash filename
//$hashfile = $config['root_path'].DIRECTORY_SEPARATOR.'tmp'.DIRECTORY_SEPARATOR.'cache'.DIRECTORY_SEPARATOR.'csshash.dat';
$hashfile = TMP_CACHE_LOCATION . DIRECTORY_SEPARATOR . 'csshash.dat';

// Get the cache
$hashmtime = @filemtime($hashfile);
$hash = csscache_csvfile_to_hash($hashfile);

// Get the etag header if set
//print_r( $_SERVER ); echo "\n";
$etag = '';
if( function_exists('getallheaders') )
  {
    $headers = getallheaders();
    if (isset($headers['If-None-Match'])  )
      {
	$etag = trim($headers['If-None-Match'],'"');
      }
  }
else if( isset($_SERVER['HTTP_IF_NONE_MATCH']) )
  {
    $etag = trim($_SERVER['HTTP_IF_NONE_MATCH']);
    $etag = trim($etag,'"');
  }

//echo "DEBUG: cssid = $cssid, hashval = \"{$hash[$cssid]}\" etag = \"$etag\" \n";
//echo "DEBUG: ".strcmp($hash[$cssid],$etag)."\n";
//if( $hash[$cssid] != $etag ) die('uhoh');
if( isset($hash[$cssid]) && strcmp($hash[$cssid],$etag) == 0 && 
    $config['debug'] != true )
  {
    // we have a value
    // and it's fine
    // just have to output a 304
    header('Etag: "'.$etag.'"');
    header('HTTP/1.1 304 Not Modified');
    exit;
  }

//
// Either we don't have a value for this cache
// or the hash is out of date
// so get the styesheets, 
//

// connect to the database
require(dirname(__FILE__).DIRECTORY_SEPARATOR.'version.php');
//require(dirname(__FILE__).DIRECTORY_SEPARATOR.'fileloc.php'); //is included in top now
require(cms_join_path(dirname(__FILE__),'lib','config.functions.php'));
require_once(dirname(__FILE__).DIRECTORY_SEPARATOR.'lib'.DIRECTORY_SEPARATOR.'misc.functions.php');
require(cms_join_path(dirname(__FILE__),'lib','classes','class.global.inc.php'));
require(cms_join_path(dirname(__FILE__),'lib','adodb.functions.php'));

$gCms =& new CmsObject();
load_adodb();
$db =& $gCms->GetDb();

require(cms_join_path(dirname(__FILE__),'lib','page.functions.php'));


// extract the stylesheet(s)
$sql="SELECT css_text, css_name FROM ".$config['db_prefix']."css WHERE css_id = ".$db->qstr($cssid);
$row = $db->GetRow($sql);

// calculate the new etag
$etag = md5($row['css_text']);

// update the hash cache
$hash[$cssid] = $etag;
csscache_hash_to_csvfile($hashfile,$hash);

// add a comment at the start
$css = "/* Start of CMSMS style sheet '{$row['css_name']}' */\n{$row['css_text']}\n/* End of '{$row['css_name']}' */\n\n";

// set encoding
$encoding = '';
if ($config['admin_encoding'] != '')
  $encoding = $config['admin_encoding'];
elseif ($config['default_encoding'] != '')
  $encoding = $config['default_encoding'];
 else
   $encoding = 'UTF-8';

//
// Begin output
//

// postprocess
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);
}

if( isset($config['output_compression']) && $config['debug'] != true )
  {
    @ob_start('ob_gzhandler');
  }
$max_age = (int)get_site_preference('css_max_age',0);
header("Content-Type: text/css; charset=$encoding");
$datestr = gmdate('D, d M Y H:i:s',$hashmtime).' GMT';
header("Last-Modified: ".$datestr);
if( $max_age > 0 )
  {
    $datestr = gmdate('D, d M Y H:i:s',$hashmtime+$max_age).' GMT';
    header("Expires: ".$datestr);
    header("Cache-Control: must-revalidate");
    // no caching?
    //header("Cache-Control: max-age=$max_age, s-max-age=$max_age, must-revalidate");
  }
header('Etag: "'.$etag.'"');
echo $css;

// EOF
?>

Code: Select all

<?php
/***********************************************
* sets a cookie with values taken from the accessibility options
************************************************/
// This array lists the "acceptable" styles
$accept = array('54','46', '49', '48'); /*ADD YOUR OPTIONS HERE*/
// add more styles separated by commas

// Get style from a query string (e.g. from a link),
// or from a form.
if(isset($_REQUEST['set'])){
    $style = trim(strip_tags($_REQUEST['set']));
} else if(isset($_POST['set'])){
    $style = trim(strip_tags($_POST['set']));
} else {
    // Unknown request
    $style = false;
}

// Check if the requested stylesheet is "acceptable"
if(($style !== false) && (in_array($style, $accept))){
    if ($style == '54') {
        foreach($_COOKIE['sitestyle'] as $style) {
            setcookie("sitestyle[$style]", "", time()-86400, '/');
        }
    } else {
        setcookie("sitestyle[$style]", $style, time()+86400, '/');//day
    }
}

if(isset($_REQUEST['ref']) || (isset($_POST['ref']))){
    if(isset($_REQUEST['ref'])){
        $ref = $_REQUEST['ref'];
    }
    else {
        $ref = $_POST['ref'];
    }
    header("Location: $ref");
    exit;
}
else if(isset($_SERVER['HTTP_REFERER'])){
   // Send the user back to the refering page
   header("Location: ". $_SERVER['HTTP_REFERER']);
   exit;
}
else {
   // No HTTP referrer, send them back to the home page
   header("Location: http://localhost"); /*ADD YOUR SERVER HERE*/
   exit;
}
?>
/************************ End of Code *************************/