/// <summary>
/// 获取文件信息
/// </summary>
/// <param name="md5">md5</param>
/// <returns></returns>
public IResponseOutput GetFile(string md5)
{
var sysFile = _sysFileManager.GetForMd5(md5);
var result = _mapper.Map <SysFileOutputDto>(sysFile);
return(Ok(result));
}
public IActionResult Download(string md5, string token)
{
if (!CheckReferer())
{
_logger.LogError($"非安全域名访问：{GetHost()}");
return(new StatusCodeResult((int)HttpStatusCode.NotAcceptable));
}
var jwthandle = new JwtSecurityTokenHandler();
if (string.IsNullOrEmpty(token) || !jwthandle.CanReadToken(token))
{
_logger.LogInformation($"非法下载：{md5}!");
return(new StatusCodeResult((int)HttpStatusCode.NonAuthoritativeInformation));
}
var paramters = JwtHelper.GetParameters(_jwtConfig);
jwthandle.ValidateToken(token, paramters, out SecurityToken sToekn);
if (sToekn == null)
{
_logger.LogInformation($"非法下载：{md5}!");
return(new StatusCodeResult((int)HttpStatusCode.NonAuthoritativeInformation));
}
var file = _sysFileManager.GetForMd5(md5);
if (file == null)
{
_logger.LogError($"文件不存在：{md5}!");
return(new StatusCodeResult((int)HttpStatusCode.NotFound));
}
var path = Path.Combine(_appConfig.FilePath, file.FileDate, file.CreatedUserId.ToString(), $"{md5}{Path.GetExtension(file.FileName)}");
if (!IoFile.Exists(path))
{
_logger.LogError($"文件不存在：{md5}!");
return(new StatusCodeResult((int)HttpStatusCode.NotFound));
}
new FileExtensionContentTypeProvider().Mappings.TryGetValue(Path.GetExtension(path), out var contenttype);
var stream = IoFile.OpenRead(path);
return(File(stream, contenttype ?? "application/octet-stream", file.FileName));
}