외부이미지 서버에저장 채택완료

https://sir.kr/g5_tip/2657" rel="nofollow" target="_blank">https://sir.kr/g5_tip/2657 

write_update.skin.php

function save_remote_image($url, $save_path) {     $ch = curl_init ($url);     curl_setopt($ch, CURLOPT_HEADER, 0);     curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);     curl_setopt($ch, CURLOPT_BINARYTRANSFER, 1);     curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);     $data=curl_exec($ch);     curl_close ($ch);          $chars_array = array_merge(range(0,9), range('a','z'), range('A','Z'));     $filename = preg_replace("/\.(php|phtm|htm|cgi|pl|exe|jsp|asp|inc)/i", "$0-x", basename($url));     shuffle($chars_array);     $shuffle = implode("", $chars_array);     $change_filename = abs(ip2long($_SERVER[REMOTE_ADDR])).'_'.substr($shuffle,0,8).'_'.str_replace('%', '', urlencode(str_replace(' ', '_', $filename)));      $out_path = $save_path.$change_filename;          if(file_exists($out_path)) @unlink($out_path);     $fp = fopen($out_path,'x');     fwrite($fp, $data);     fclose($fp);          return $change_filename; }

if ($w == '' || $w == 'r'){

    $data_dir = G5_DATA_PATH.'/file/'.$bo_table.'/';     $data_url = G5_DATA_URL.'/file/'.$bo_table.'/';          $img_content = str_replace(">", ">", str_replace("<", "<", stripslashes($_POST[wr_content])));     $patten = "/]*src=[\"']?([^>\"']+)[\"']?[^>]*>/i";     preg_match_all($patten, $img_content, $match);           if ($match[1]) {         foreach ($match[1] as $link) {             $url = parse_url($link);             if ($url[host] && $url[host] != $_SERVER[HTTP_HOST]) {                 $img_content = str_replace($link, ($data_url.save_remote_image($link, $data_dir)), $img_content);             }         }                  $sql = "update ".$write_table." set wr_content = '".sql_real_escape_string(trim($img_content))."' where wr_id = '".$wr_id."'";         sql_query($sql);     }      }

?>

외부이미지 서버에 저장 위에 팁을 이용해서 사용했는데요....

외부이미지중 gif 파일은 빼고 저장하는 방법이있을까요?

알려주시면 감사하겠습니다....