mailcow-dockerized-docs/docs/download/thunderbird-plugins.php

<?php
/* updates.php - this file is part of SOGo
 *
 *  Copyright (C) 2006-2014 Inverse inc.
 *
 * This file 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, or (at your option)
 * any later version.
 *
 * This file 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; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

/* This script handles the automatic propagation of extensions pertaining to a
   SOGo site. It requires PHP 4.1.0 or later. */
$plugin_dir = 'thunderbird-plugins';
chdir($plugin_dir);
$plugins = array();

if (file_exists('version.csv'))
{
  $fh = fopen('version.csv', 'r');
  if ($fh)
  {
    while (($row = fgetcsv($fh, 1000, ';')) !== FALSE)
    {
      $plugins[$row[0]] = array(
        'application' => 'thunderbird',
        'version' => $row[1],
        'filename' => str_replace('__DOMAIN__', $_GET["domain"], $row[2]),
      );
      if (count($row) > 3)
      {
          $plugins[$row[0]]['min_version'] = $row[3];
      }
      else
      {
          $plugins[$row[0]]['min_version'] = '30.0';
      }
    }
    fclose($fh);
  }
}

$applications
= array( "thunderbird" => "<em:id>{3550f703-e582-4d05-9a08-453d09bdfdc6}</em:id>
                <em:minVersion>__MIN_VERSION__</em:minVersion>
                <em:maxVersion>99.*</em:maxVersion>" );

$pluginname = $_GET["plugin"];
$plugin =& $plugins[$pluginname];
$application =& $applications[$plugin["application"]];

if ( $plugin ) {
  $platform = $_GET["platform"];
  if ( $platform
       && file_exists( $platform . "/" . $plugin["filename"] ) ) {
    $plugin["filename"] = $platform . "/" . $plugin["filename"];
  }
  elseif ( !file_exists( $plugin["filename"] ) ) {
    $plugin = false;
  }
}

if (preg_match('/Thunderbird\/([0-9\.]+)/', $_SERVER['HTTP_USER_AGENT'], $client_ver))
{
	$client_ver = $client_ver[1];
}
else
{
	$client_ver = $plugin['min_version'];
}

if ( $plugin ) {
  if (version_compare($client_ver, $plugin['min_version'], '<')) {
    header("Content-type: text/plain; charset=utf-8", true, 404);
    echo( 'Plugin not compatible with client version' );
    exit;
  }
  header("Content-type: text/xml; charset=utf-8");
  echo ('<?xml version="1.0"?>' . "\n");
?>
<!DOCTYPE RDF>
<RDF xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
  xmlns:em="http://www.mozilla.org/2004/em-rdf#">
  <Description about="urn:mozilla:extension:<?php echo $pluginname ?>">
    <em:updates>
      <Seq>
        <li>
          <Description>
            <em:version><?php echo $plugin["version"] ?></em:version>
            <em:targetApplication>
              <Description>
                <?php echo str_replace('__MIN_VERSION__', $plugin['min_version'], $applications[$plugin["application"]]); ?>
                
                <em:updateLink><?php echo 'https://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['PHP_SELF']) . '/' .  $plugin_dir . '/' . $plugin["filename"] ?></em:updateLink>
              </Description>
            </em:targetApplication>
          </Description>
        </li>
      </Seq>
    </em:updates>
  </Description>
</RDF>
<?php
} else {
  header("Content-type: text/plain; charset=utf-8", true, 404);
  echo( 'Plugin not found' );
}
?>