if (!$is_thumb) {
        if (preg_match("/youtu/i", $write['wr_link1'])) {
            mw_get_youtube_thumb($wr_id, $write['wr_link1'], $write['wr_datetime']);
        } else {
            if (preg_match("/youtu/i", $write['wr_link2'])) {
                mw_get_youtube_thumb($wr_id, $write['wr_link2'], $write['wr_datetime']);
            } else {
                if (preg_match("/vimeo/i", $write['wr_link1'])) {
                    mw_get_vimeo_thumb($wr_id, $write['wr_link1'], $write['wr_datetime']);
                } else {
                    if (preg_match("/vimeo/i", $write['wr_link2'])) {
                        mw_get_vimeo_thumb($wr_id, $write['wr_link2'], $write['wr_datetime']);
                    } else {
                        $pt = mw_youtube_pattern($write['wr_content']);
                        if ($pt) {
                            preg_match($pt, $write['wr_content'], $mat);
                            mw_get_youtube_thumb($wr_id, $mat[1]);
                        } else {
                            $pt = mw_vimeo_pattern($write['wr_content']);
                            if ($pt) {
                                preg_match($pt, $write['wr_content'], $mat);
                                mw_get_vimeo_thumb($wr_id, $mat[1]);
                            }
                        }
                    }
                }
            }
        }
    }
}
echo "썸네일을 모두 재생성하였습니다.";
    } else {
        if (preg_match("/youtu/i", $wr_link2)) {
            mw_get_youtube_thumb($wr_id, $wr_link2);
        } else {
            if (preg_match("/vimeo/i", $wr_link1)) {
                mw_get_vimeo_thumb($wr_id, $wr_link1);
            } else {
                if (preg_match("/vimeo/i", $wr_link2)) {
                    mw_get_vimeo_thumb($wr_id, $wr_link2);
                } else {
                    $pt = mw_youtube_pattern($wr_content);
                    if ($pt) {
                        preg_match($pt, $wr_content, $mat);
                        mw_get_youtube_thumb($wr_id, $mat[1]);
                    } else {
                        $pt = mw_vimeo_pattern($wr_content);
                        if ($pt) {
                            preg_match($pt, $wr_content, $mat);
                            mw_get_vimeo_thumb($wr_id, $mat[1]);
                        }
                    }
                }
            }
        }
    }
    $write_run_time = mw_time_log($write_run_time, "[write] thumb youtube");
}
// 메일발송 사용 (수정글은 발송하지 않음)
if (!($w == "u" || $w == "cu") && $config[cf_email_use]) {
    $emails = explode("\n", $mw_basic[cf_email]);
    if (count($emails) > 0) {