content;
    /* 过滤表情 */
    $content = _parseReply($content);
    /* 过滤默认卡片 */
    if (strpos($content, '{/card-default}') !== false) {
        $content = preg_replace_callback(
            '/\{card-default\s*width="(.*)"\s*label="(.*)"\s*\}(.*)\{\/card-default\}/sSU',
            function ($matches) {
                return '
                            ' . $matches[2] . '
                            ' . $matches[3] . '
                        
                ';
            },
            $content
        );
    }
    /* 过滤消息提示 */
    if (strpos($content, '{/message}') !== false) {
        $content = preg_replace_callback(
            '/\{message\s*type="(success|info|warning|error)"\s*\}(.*)\{\/message\}/sSU',
            function ($matches) {
                return '
                            
                            ' . $matches[2] . '
                        
                ';
            },
            $content
        );
    }
    /* 过滤note button */
    if (strpos($content, '{/anote}') !== false) {
        $content = preg_replace_callback(
            '/\{anote\s*icon="(.*)"\s*href="(.*)"\s*type="(secondary|success|warning|error|info)"\s*}(.*)\{\/anote\}/sSU',
            function ($matches) {
                return '
                            ' . $matches[4] . '
                        
                ';
            },
            $content
        );
    }
    /* 过滤普通button */
    if (strpos($content, '{/abtn}') !== false) {
        $content = preg_replace_callback(
            '/\{abtn\s*icon="(.*)"\s*color="(.*)"\s*href="(.*)"\s*radius="(.*)"\s*\}(.*)\{\/abtn\}/sSU',
            function ($matches) {
                return '
                            ' . $matches[5] . '
                        
                ';
            },
            $content
        );
    }
    /* 过滤回复可见 */
    if (strpos($content, '{/hide}') !== false) {
        $db = Typecho_Db::get();
        $hasComment = $db->fetchAll($db->select()->from('table.comments')->where('cid = ?', $post->cid)->where('mail = ?', $post->remember('mail', true))->limit(1));
        if ($hasComment || $login) {
            $content = strtr($content, array("{hide}" => "", "{/hide}" => ""));
        } else {
            $content = preg_replace_callback(
                '/\{hide\}.*\{\/hide\}/sSU',
                function () {
                    return '此处内容作者设置了 回复 可见';
                },
                $content
            );
        }
    }
    /* 过滤网易云音乐 */
    if (strpos($content, '{music') !== false) {
        $content = preg_replace_callback(
            '/\{music-list\s*id="(\w*)"\s*\/\}/SU',
            function ($matches) {
                return '';
            },
            $content
        );
        $content = preg_replace_callback(
            '/\{music\s*id="(\w*)"\s*\/\}/SU',
            function ($matches) {
                return '';
            },
            $content
        );
    }
    /* 过滤dplayer播放器 */
    if (strpos($content, '{dplayer') !== false) {
        $content = preg_replace_callback(
            '/\{dplayer\s*src="(.*)"\s*\/\}/sSU',
            function ($matches) {
                $player = Helper::options()->JCustomPlayer ? Helper::options()->JCustomPlayer : '/usr/themes/Joe/library/player.php?url=';
                return '';
            },
            $content
        );
    }
    /* 过滤bilibili播放器 */
    if (strpos($content, '{bilibili') !== false) {
        $content = preg_replace_callback(
            '/\{bilibili\s*bvid="(\w*)"\s*\/\}/sSU',
            function ($matches) {
                return '';
            },
            $content
        );
    }
    /* 过滤完成任务勾选 */
    if (strpos($content, '{x}') !== false || strpos($content, '{ }') !== false) {
        $content = strtr($content, array(
            "{x}" => '',
            "{ }" => ''
        ));
    }
    /* 过滤复制粘贴功能 */
    if (strpos($content, '{/copy}') !== false) {
        $content = preg_replace_callback(
            '/\{copy\s*text="(.*)"\s*\}(.*)\{\/copy\}/sSU',
            function ($matches) {
                return '' . $matches[2] . '';
            },
            $content
        );
    }
    /* 过滤居中标题 */
    if (strpos($content, '{/mtitle}') !== false) {
        $content = strtr($content, array(
            "{mtitle}" => '',
            "{/mtitle}" => ''
        ));
    }
    echo $content;
}