1 und 1 und Gzip..........

<?php
$pathinfo = pathinfo($_ENV['SCRIPT_FILENAME']);
$extension = $pathinfo['extension'];
if ($extension  == 'css') {
    header('Content-type: text/css; charset=utf-8');
}
if ($extension  == 'js') {
    header('Content-type: text/javascript; charset=utf-8');
}
header('Vary: Accept Encoding');
?>

# BEGIN Gzip Compression
AddEncoding gzip .gz
<filesmatch "\.js\.gz$">
AddType "text/javascript" .gz
</filesmatch>
<filesmatch "\.css\.gz$">
AddType "text/css" .gz
</filesmatch>
<ifmodule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{HTTP:Accept-encoding} gzip
RewriteCond %{REQUEST_FILENAME} \.(js|css)$
RewriteCond %{REQUEST_FILENAME}.gz -f
RewriteRule ^(.*)$ $1.gz [QSA,L]
</ifmodule>
# END Gzip Compression

<?php
/*
Plugin Name: Manually Gzip Program
Description: Gzips and minify the Stylesheet-File
Version: 0.0.1
Author: Comment from Roger G. http://www.tfonfara.de/javascript-und-css-mit-gzip-komprimieren.xhtml extended as Plugin by g3h 
*/


function manually_gzipper_option_page() {
?>
<!-- Optionen im Adminbereich  -->
    <div class="wrap">
      <h2>Manually Gzip Program</h2>
      </br>
      <form method="post" action="<?=$location ?>">
        <input name="gz_it" type="submit" value="Minimize and Gzip the style.css" /> <!-- Button -->
      </form>
    </div>    
<?php
}


function minify($buffer) {
    //Kommentare entfernen
    $buffer = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $buffer);
    //Entferne: Tabs, Spaces, neue Zeilen, etc.        
    $buffer = str_replace(array("\r\n", "\r", "\n", "\t", '  ', '    ', '    '), '', $buffer);
    //Unwichtigen Freiraum entfernen
    $buffer = str_replace('{ ', '{', $buffer);
    $buffer = str_replace(' }', '}', $buffer);
    $buffer = str_replace('; ', ';', $buffer);
    $buffer = str_replace(', ', ',', $buffer);
    $buffer = str_replace(' {', '{', $buffer);
    $buffer = str_replace('} ', '}', $buffer);
    $buffer = str_replace(': ', ':', $buffer);
    $buffer = str_replace(' ,', ',', $buffer);
    $buffer = str_replace(' ;', ';', $buffer);
   
return $buffer;
} 


if ( isset($_POST['gz_it']) ) {  // Action wenn Button gedrückt wird


    $dateiname = get_stylesheet_directory() . '/style.css'; 
    $dateisize = filesize($dateiname);
    
    $datei = fopen($dateiname, "r"); 
    
    //Datei-Inhalt lesen und minimieren
    $dateiinhalt = fread($datei, $dateisize);
    $min_code = minify($dateiinhalt);


    //Minifizierte Datei zu einem Gzip-Archiv komprimieren und speichern
    $gz = gzopen(get_stylesheet_directory() . '/style.css.gz','w');
    gzwrite($gz, $min_code);
    gzclose($gz);


    fclose($datei); 
}


// Adminmenu Optionen erweitern
function manually_gzipper_add_menu() {
    add_options_page( 'Manually Gzipper', 'Manually Gzipper', 9, __FILE__, 'manually_gzipper_option_page' ); 
}


// Registrieren der WordPress-Hooks
add_action( 'admin_menu', 'manually_gzipper_add_menu' );
?>