/// <summary>
/// 文件服务器接收上传文件[要求使用multipart/form-data请求编码类型][上传图片也不保存大/中/小图，需要的时候，自己加上webp后缀即可][不考虑自定义文件名的情况]
/// </summary>
public List <string> Upload(UploadFileCmd cmd)
{
if (cmd.Files == null || cmd.Files.Files.Count == 0)
{
throw new Exception("请选择文件！");
}
//文件类型是图片时，进行图片内容类型验证
if (cmd.FileType == FileType.Image)
{
foreach (var formFile in cmd.Files.Files)
{
if (!formFile.ContentType.Contains("image"))
{
throw new Exception("图片格式不正确！");
}
}
}
//验证文件路径长度和文件长度是否一致
if (string.IsNullOrEmpty(cmd.FilePath))
{
throw new Exception("文件保存路径不能为空！");
}
var list = new List <string>();
var fileServer = _fileServerSettings.FileServer;
foreach (var formFile in cmd.Files.Files)
{
var fileExt = Path.GetExtension(formFile.FileName);
//保存到指定路径下
var directory = $"/upload/{EnumHelper.Description(cmd.ComeFrom)}/{cmd.FilePath}/{DateTime.Now:yyyyMM}/";
var relativePath = directory + StringGenerator.FileName(fileExt);
if (!Directory.Exists(_env.WebRootPath + directory))
{
Directory.CreateDirectory(_env.WebRootPath + directory);
}
using (var fileStream = new FileStream(_env.WebRootPath + relativePath, FileMode.OpenOrCreate))
{
formFile.CopyTo(fileStream);
list.Add(fileServer + relativePath);
}
}
return(list);
}
public ResponseDto <List <string> > Upload(UploadFileCmd cmd)
{
var result = _fileAppService.Upload(cmd);
return(Success("上传成功！", result));
}
