/**
 * Article Cache Addon
 *  
 * @author staab[at]public-4u[dot]de Markus Staab
 * @author <a href="http://www.public-4u.de">www.public-4u.de</a>
 * 
 * @author info[at]thomas-peterson[dot]de Thomas Peterson
 * @author <a href="http://www.thomas-peterson.de/">http://www.thomas-peterson.de/</a>
 * 
 * @package redaxo3
 * @version $Id: function_extensions.inc.php,v 1.2 2007/06/28 16:04:04 kills Exp $
 */
function rex_a51_cache_meta_form($params)
{
    global $REX, $REX_USER, $article_id, $clang;
    require_once $REX['INCLUDE_PATH'] . '/addons/cache/classes/class.config.inc.php';
    $config = rexCacheConfig::getInstance($article_id, $clang);
    if (!empty($_POST['meta_cache_save'])) {
        $config->set('active', $_POST['meta_cache_activate']);
        $config->set('lifetime', $_POST['meta_cache_lifetime']);
        $config->write();
        if (!empty($_POST['meta_cache_regenerate'])) {
            require_once $REX['INCLUDE_PATH'] . '/addons/cache/classes/class.cache.inc.php';
            $cache = rexCache::getInstance($article_id, $clang);
            $cache->clean();
        }
    }
    require_once $REX['INCLUDE_PATH'] . '/addons/cache/classes/class.lifetimeSelect.inc.php';
    $lifetime = new lifetimeSelect('meta_cache_lifetime');
    $lifetime->set_style('class="inp100"');
    $lifetime->set_selected($config->get('lifetime'));
    $activated_checked = $config->isActive() ? ' checked="checked"' : '';
    return '
          <tr>
            <td colspan=2>Caching</td>
          </tr>
          <tr>
            <td class=grey><label for="meta_cache_activate">Cache aktiviert</label></td>
            <td class=grey>
              <input type="checkbox" id="meta_cache_activate" name="meta_cache_activate" value="1"' . $activated_checked . '/>
            </td>
          </tr>
          <tr>
            <td class=grey><label for="meta_cache_regenerate">Cache regenerieren</label></td>
            <td class=grey>
              <input type="checkbox" id="meta_cache_regenerate" name="meta_cache_regenerate" value="1"/>
            </td>
          </tr>
          <tr>
            <td class=grey><label for="meta_cache_lifetime">Lebensdauer</label></td>
            <td class=grey>' . $lifetime->out() . '</td>
          </tr>
          <tr>
            <td class=grey></td>
            <td class=grey><input type="submit" id="meta_cache_save" name="meta_cache_save" value="Einstellungen aktualisieren"/></td>
          </tr>';
}
    if (is_writable($file)) {
        if ($h = fopen($file, "r")) {
            $fcontent = fread($h, filesize($file));
            fclose($h);
            $fcontent = ereg_replace("(\\/\\/.---.DYN.*\\/\\/.---.\\/DYN)", $content, $fcontent);
            if ($h = fopen($file, "w+")) {
                if (!fwrite($h, $fcontent, strlen($fcontent))) {
                    return 'Konnte Inhalt nicht in Datei "' . $file . '" schreiben';
                }
                fclose($h);
            }
        }
    }
}
require_once $REX['INCLUDE_PATH'] . '/addons/cache/classes/class.lifetimeSelect.inc.php';
$lifetime = new lifetimeSelect('meta_cache_lifetime', false);
$lifetime->set_selected($REX['ADDON_CACHE']['DEFAULT_LIFETIME']);
?>
<form action="index.php" method="post">
  <input type="hidden" name="page" value="<?php 
echo $page;
?>
" />
  <p>
    <label for="meta_cache_lifetime">Standard Cache-Lebensdauer</label>
    <?php 
echo $lifetime->out();
?>
  </p>
  <p>
    <input type="submit" name="save_cache_settings" value="Speichern" />