$thumb5_file = mw_thumb_jpg($thumb5_path . '/' . $wr_id);
 $is_thumb = mw_make_thumbnail_row($bo_table, $wr_id, $wr_content, true);
 if (!$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, $mat[1]);
                         }
                     }
                 }
             }
         }
     }
 }
// 생성된 썸네일이 없고, 유튜브 링크를 사용할 경우
// 유튜브 섬네일 가져오기
if (!$is_thumb && !is_mw_file($thumb_file)) {
    if (preg_match("/youtu/i", $wr_link1)) {
        mw_get_youtube_thumb($wr_id, $wr_link1);
    } 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");