展示
public function question_attachment_downloadGo($tag, $md5e){
# 验证是否登录
$ok = $this->is_valid_login();
if($ok['errcode'] === TRUE){
// 获取当前登录用户id
$openid = $ok['errmsg'];
// 获取文件名
$filename = input('param.name', 'file_from_bioinfinite_brbiotech');
// 找一找
$path = STORAGE_PATH . "question/attachment/$tag/$md5e";
//记录did
did_log("获取了附件 <a href='/question/attachment/$tag/$md5e'>$filename</a>", $openid);
if (file_exists($path)) {
header('Content-Description: File Transfer');
header("Cache-Control: private");
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="'.$filename.'"');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header("Content-Transfer-Encoding: binary");
header('Content-Length: ' . filesize($path));
flush();
ob_end_flush();
readfile($path);
exit(0);
}
}
}
