function sbsearch($data) {
    return '/sbsearch-'.sbsearch_jiami($data['param']).'.html';
}
// 加密
function sbsearch_jiami($str) {
    return base64_encode($str);
}
// 解密
function sbsearch_jiemi($str) {
    return base64_decode($str);
}

"sbsearch\-(.*).html(.*)"  => 'index.php?s=test&c=search&rewrite=$1',

<?php namespace Phpcmf\Model\Test;

// 模块内容搜索类

class Search extends \Phpcmf\Model\Search {

    // 获取搜索参数
    public function get_param($module) {
        $_GET['rewrite'] = sbsearch_jiemi($_GET['rewrite']); // 解密参数
        return parent::get_param($module);
    }

}

<?php namespace Phpcmf\Model\Test;

// 模块内容搜索类

class Search extends \Phpcmf\Model\Search {

    // 获取搜索参数
    public function get_param($module) {
        $page = $_GET['page'];
        $_GET['rewrite'] = sbsearch_jiemi($_GET['rewrite']);
        list($catid, $get) = parent::get_param($module);
        $get['page'] = $_GET['page'] = $page;
        return [$catid, $get];
    }

}

function sbsearch($data) {
    $module = \Phpcmf\Service::L('cache')->get('module-'.SITE_ID.'-test');
    $param = dr_search_rewrite_decode($data['param'], $module['setting']['search']);
    return '/sbsearch-'.sbsearch_jiami($data['param']).($param['page'] ? '-page-'.$param['page'] : '').'.html';
}
// 加密
function sbsearch_jiami($str) {
    return base64_encode($str);
}
// 解密
function sbsearch_jiemi($str) {
    return base64_decode($str);
}

"sbsearch\-(.*)\-page\-([0-9+]).html(.*)"  => 'index.php?s=test&c=search&rewrite=$1&page=$2',
"sbsearch\-(.*).html(.*)"  => 'index.php?s=test&c=search&rewrite=$1',