firstgarden/firstgarden-web-gnu
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Activity

썸네일과 htmlpurifier 필터링에 대한 hook 코드 추가

Browse Source
This commit is contained in:
thisgun
2020-08-11 17:59:14 +09:00
parent 12eabe4930
commit fc4b095fa1
4 changed files with 47 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
lib/thumbnail.lib.php
View File

@ -110,6 +110,8 @@ function get_view_thumbnail($contents, $thumb_width=0)
for($i=0; $i<count($matches[1]); $i++) {
$img = $matches[1][$i];
$img_tag = isset($matches[0][$i]) ? $matches[0][$i] : '';
preg_match("/src=[\'\"]?([^>\'\"]+[^>\'\"]+)/i", $img, $m);
$src = $m[1];
preg_match("/style=[\"\']?([^\"\'>]+)/i", $img, $m);
@ -161,16 +163,22 @@ function get_view_thumbnail($contents, $thumb_width=0)
}
}
// 원본 width가 thumb_width보다 작다면
if($size[0] <= $thumb_width)
continue;
// Animated GIF 체크
$is_animated = false;
if($size[2] == 1) {
$is_animated = is_animated_gif($srcfile);
if($replace_content = run_replace('thumbnail_is_animated_gif_content', '', $contents, $srcfile, $is_animated, $img_tag, $data_path, $size)){
$contents = $replace_content;
continue;
}
}
// 원본 width가 thumb_width보다 작다면
if($size[0] <= $thumb_width)
continue;
// 썸네일 높이
$thumb_height = round(($thumb_width * $size[1]) / $size[0]);
$filename = basename($srcfile);
@ -192,7 +200,6 @@ function get_view_thumbnail($contents, $thumb_width=0)
}
// $img_tag에 editor 경로가 있으면 원본보기 링크 추가
$img_tag = $matches[0][$i];
if(strpos($img_tag, G5_DATA_DIR.'/'.G5_EDITOR_DIR) && preg_match("/\.({$config['cf_image_extension']})$/i", $filename)) {
$imgurl = str_replace(G5_URL, "", $src);
$thumb_tag = '<a href="'.G5_BBS_URL.'/view_image.php?fn='.urlencode($imgurl).'" target="_blank" class="view_image">'.$thumb_tag.'</a>';
@ -687,8 +694,19 @@ and the roundoff errors in the Gaussian blur process, are welcome.
}
function is_animated_gif($filename) {
if(!($fh = @fopen($filename, 'rb')))
static $cache = array();
$key = md5($filename);
if( isset($cache[$key]) ){
return $cache[$key];
}
if(!($fh = @fopen($filename, 'rb'))){
$cache[$key] = false;
return false;
}
$count = 0;
// 출처 : http://www.php.net/manual/en/function.imagecreatefromgif.php#104473
// an animated gif contains multiple "frames", with each frame having a
@ -705,6 +723,11 @@ function is_animated_gif($filename) {
}
fclose($fh);
return $count > 1;
$cache[$key] = ($count > 1) ? true : false;
run_event('is_animated_gif_after', $filename, $cache[$key]);
return $cache[$key];
}
?>