/// <summary>
/// 添加文件
/// </summary>
/// <param name="fileCollectionDto"></param>
/// <returns></returns>
public async Task <string> AddFileRecord(FileCollectionDto fileCollectionDto)
{
var entity = _mapper.Map <FileCollectionDto, FileCollectionEntity>(fileCollectionDto);
entity.Init();
entity.CreateUserId = "SYSTEM";
_context.FileCollections.Add(entity);
await _context.SaveChangesAsync();
return(entity.Id);
}
public async Task <NormalResult <IList <string> > > UpLoadFile([FromForm] IFormCollection upfiles)
{
var getFiles = upfiles;
var cpuId = Request.Form["CpuId"].ToString() ?? string.Empty;
var userFilePath = Request.Form["UserFilePath"].ToString() ?? string.Empty;
var files = Request.Form.Files.ToList();
long size = files.Sum(f => f.Length);
// full path to file in temp location
//var filePath = Path.GetTempFileName();
//var filePath = @"D:\UploadingFiles\" + formFile.FileName;
var list = new List <string>();
list.AddRange(files.FindAll(c => c.Length > 0).ConvertAll(c => c.FileName));
#region 文件流
//foreach (var formFile in files)
//{
// if (formFile.Length <= 0) continue;
// using (var stream = new FileStream(filePath, FileMode.Create))
// {
// await formFile.CopyToAsync(stream);
// BinaryReader br = new BinaryReader(stream);
// var byData = br.ReadBytes((int)stream.Length);
// }
//}
#endregion
#region 内存流
//foreach (var formFile in files)
//{
// if (formFile.Length <= 0) continue;
// //using (var stream = new MemoryStream())
// //{
// // await formFile.CopyToAsync(stream);
// // BinaryReader br = new BinaryReader(stream);
// // var byData = br.ReadBytes((int)stream.Length);
// //}
// using var stream = formFile.OpenReadStream();
// BinaryReader br = new BinaryReader(stream);
// var byData = br.ReadBytes((int)stream.Length);
//}
#endregion
#region 流
try
{
foreach (var formFile in files)
{
if (formFile.Length <= 0)
{
continue;
}
using var stream = formFile.OpenReadStream();
var savePath = Path.Combine("FileUpLoads", cpuId);
if (!Directory.Exists(savePath))
{
Directory.CreateDirectory(savePath);
}
string saveFile = Guid.NewGuid().ToString("N");
BinaryReader br = new BinaryReader(stream);
var byData = br.ReadBytes((int)stream.Length);
//将下载下来的文件放在当前目录下，保存为e.wav；当然如果是图片，可以保存为a.jpg
using FileStream fs = new FileStream(Path.Combine(savePath, saveFile + ".png"), FileMode.OpenOrCreate);
MemoryStream m = new MemoryStream(byData);
m.WriteTo(fs);
var dto = new FileCollectionDto {
CpuId = cpuId, FileName = formFile.FileName, FilePath = Path.Combine(savePath, saveFile + ".png"), UserFilePath = userFilePath, ImageFileStream = null
};
await _fileCollectionService.AddFileRecord(dto);
}
}
catch (Exception ex)
{
//吃掉
}
#endregion
// process uploaded files
// Don't rely on or trust the FileName property without validation.
return(new NormalResult <IList <string> > {
Data = list
});
}
