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改进File类的checkImg方法

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thinkphp
2016-07-21 12:20:55 +08:00
parent 1b20d1ef24
commit bba6ecefcd
1 changed files with 2 additions and 5 deletions
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7
library/think/File.php
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@@ -195,11 +195,8 @@ class File extends SplFileObject
{ {
$extension = strtolower(pathinfo($this->getInfo('name'), PATHINFO_EXTENSION)); $extension = strtolower(pathinfo($this->getInfo('name'), PATHINFO_EXTENSION));
/* 对图像文件进行严格检测 */ /* 对图像文件进行严格检测 */
if (in_array($extension, array('gif', 'jpg', 'jpeg', 'bmp', 'png', 'swf'))) { if (in_array($extension, ['gif', 'jpg', 'jpeg', 'bmp', 'png', 'swf']) && !in_array(exif_imagetype($this->filename), [1, 2, 3, 4, 6])) {
$imginfo = getimagesize($this->filename); return false;
if (empty($imginfo) || ('gif' == $extension && empty($imginfo['bits']))) {
return false;
}
} }
return true; return true;
} }