Cml\Vendor\UploadFile::save PHP Метод

    private function save($file)
    {
        $filename = $file['savepath'] . $file['savename'];
        if (!$this->config['replace'] && is_file($filename)) {
            //不覆盖同名文件
            $this->errorInfo = "文件已经存在{$filename}";
            return false;
        }
        //如果是图片，检查格式
        if (in_array(strtolower($file['extension']), ['gif', 'jpg', 'jpeg', 'bmp', 'png', 'swf']) && false === getimagesize($file['tmp_name'])) {
            $this->errorInfo = '非法图像文件';
            return false;
        }
        if (!move_uploaded_file($file['tmp_name'], $filename)) {
            $this->errorInfo = '文件上传错误!';
            return false;
        }
        if ($this->config['thumb'] && in_array(strtolower($file['extension']), ['gif', 'jpg', 'jpeg', 'bmp', 'png'])) {
            if ($image = getimagesize($filename)) {
                //生成缩略图
                $thumbPath = $this->config['thumbPath'] ? $this->config['thumbPath'] : dirname($filename);
                $thunbName = $this->config['thumbFile'] ? $this->config['thumbFile'] : $this->config['thumbPrefix'] . basename($filename);
                Image::makeThumb($filename, $thumbPath . '/' . $thunbName, null, $this->config['thumbMaxWidth'], $this->config['thumbMaxHeight']);
            }
        }
        return true;
    }