<?
    $_back = isset($_GET['b']) ? str_replace('@', '&', trim(strval($_GET['b']))) : '';
    $_id = isset($_GET['i']) ? intval($_GET['i']) : 0;
    
    $community = mysql_query("SELECT * FROM community_threads, community_forums, community_sections, community WHERE community_threads.thread_id = " . sq($_id) . " AND community_threads.forum_id = community_forums.forum_id AND community_forums.section_id = community_sections.section_id AND community_sections.community_id = community.community_id");
    if (!$community_row = mysql_fetch_assoc($community))    
    {
        header('Location: ./?s=communities');
        die;        
    }
    
    require_once('include/functions/community_banned.php');
    community_banned($community_row['community_id']);
    require_once('include/functions/community_permissions.php');
    community_permissions($community_row['community_id'], $community_row['section_id'], $community_row['forum_id']);

    if (!$GLOBALS['auth']['community']['thread_lock'])
    {
        make_cookie('notice', 'You do not have access to un/lock a thread in this forum.');
        header('Location: ./?s=community_thread&i=' . $community_row['thread_id']);
        die;
    }
    
    $locked = false;
    if (isset($_GET['lock']))
    {
        $locked = 1;
    }
    elseif (isset($_GET['unlock']))
    {
        $locked = 0;
    }
    if ($locked !== false)
    {
        mysql_query("UPDATE community_threads SET thread_locked = '" . $locked . "' WHERE thread_id = '" . $community_row['thread_id'] . "'");    
    }
    
    header('Location: ./?' . ($_back ? $_back : 's=community_thread&i=' . $community_row['thread_id']));
?>