/// <summary>
/// 保存文件
/// </summary>
/// <param name="formFile">文件</param>
/// <param name="relativePath">相对目录</param>
/// <param name="rootPath">根目录</param>
/// <param name="cancellationToken">取消token</param>
/// <returns></returns>
private async Task <FileInfo> UploadSave(IFormFile formFile, string relativePath, string rootPath, CancellationToken cancellationToken = default)
{
var date = DateTime.Now;
var name = formFile.FileName;
var size = formFile.Length;
var fileInfo = new FileInfo(name, size)
{
Path = Path.Combine(relativePath, date.ToString("yyyy"), date.ToString("MM"), date.ToString("dd")),
};
fileInfo.SaveName = $"{Guid.NewGuid().ToString().Replace("-", "")}.{fileInfo.Ext}";
var fullDir = Path.Combine(rootPath, fileInfo.Path);
if (!Directory.Exists(fullDir))
{
Directory.CreateDirectory(fullDir);
}
//写入
var fullPath = Path.Combine(fullDir, fileInfo.SaveName);
fileInfo.Md5 = await SaveWidthMd5(formFile, fullPath, cancellationToken);
return(fileInfo);
}
public async Task <IResultModel <AttachmentUploadResultModel> > Upload(AttachmentUploadModel model, FileInfo fileInfo)
{
var result = new ResultModel <AttachmentUploadResultModel>();
var entity = new AttachmentEntity
{
Module = model.Module,
Group = model.Group,
FileName = fileInfo.FileName,
SaveName = fileInfo.SaveName,
Ext = fileInfo.Ext,
Md5 = fileInfo.Md5,
Path = fileInfo.Path,
FullPath = Path.Combine(fileInfo.Path, fileInfo.SaveName),
Size = fileInfo.Size.Size,
SizeCn = fileInfo.Size.ToString()
};
var mediaType = await _mediaTypeRepository.GetByExt(fileInfo.Ext);
if (mediaType != null)
{
entity.MediaType = mediaType.Value;
}
using (var tran = _repository.BeginTransaction())
{
if (await _repository.AddAsync(entity))
{
//如果需要授权访问附件，需要添加拥有者关联信息
if (!model.Auth || await _ownerRepository.AddAsync(new AttachmentOwnerEntity {
AttachmentId = entity.Id, AccountId = model.AccountId
}, tran))
{
tran.Commit();
var resultModel = _mapper.Map <AttachmentUploadResultModel>(entity);
return(result.Success(resultModel));
}
}
}
return(result.Failed("上传失败"));
}
