/// <summary>
/// 上传文件。
/// </summary>
/// <param name="account">上传账号</param>
/// <param name="request">Http请求对象</param>
/// <returns>上传后的文件地址</returns>
public ResponseSet<string> Upload(string account, HttpRequestBase request)
{
var source = request.Params["Category"].AsInt32(1);
var fileUpload = new FileUpload
{
Category = request.Params["BusinessCategory"],
SerialNumber = request.Params["BusinessSerialNumber"]
};
var modifyUploadedFiles = request.Params[ModifyUploadedFilesFieldName]?.Split(',').ToList();
var uploadedFilesDescription = request.Params[UploadFilesDescriptionFieldName]?.Split(',').ToList();
for (var index = 0; index < request.Files.Count; index++)
{
var file = request.Files[index];
fileUpload.Items.Add(new FileUploadItem
{
Source = source,
FileName = file.FileName,
ContentType = file.ContentType,
Description = uploadedFilesDescription?[index],
FileData = file.InputStream.GetBase64String(),
BusinessFileId = modifyUploadedFiles?[index].AsGuid()
});
}
return this.Upload(account, fileUpload);
}
public async Task<ResponseSet<string>> Upload(string account, FileUpload fileUpload)
{
if (fileUpload == null || fileUpload.Items == null)
{
return new ResponseSet<string> { ErrorMessage = "无上传文件信息！" };
}
var user = GetUser(account);
if (user == null)
{
return new ResponseSet<string> { ErrorMessage = UserNotExists };
}
var savedFiles = this.FileService.GetBusinessFiles(fileUpload.Category, fileUpload.SerialNumber);
if (!savedFiles.IsSuccess)
{
return new ResponseSet<string> { ErrorMessage = savedFiles.ErrorMessage };
}
var removeFiles = from f in savedFiles.Datas
where
fileUpload.Items.IsEmpty() || fileUpload.Items.All(i => i.BusinessFileId != f.Id)
select f.File.SavedPath;
if (!removeFiles.IsEmpty())
{
FileManager.Remove(removeFiles);
}
var businessFiles = fileUpload.AsBusinessFiles(user.Id);
for (var i = 0; i < fileUpload.Items.Count; i++)
{
var file = businessFiles[i];
var item = fileUpload.Items[i];
if (!string.IsNullOrWhiteSpace(item.FileData))
{
var filePath = this.GetSaveAsFileName(item.FileName);
var existsFilePath = this.FileService.CheckFileExists(file.File.MD5).Data;
if (File.Exists(HttpContext.Current.Server.MapPath(existsFilePath)))
{
file.File.SavedPath = null;
continue;
}else if (!string.IsNullOrWhiteSpace(existsFilePath))
{
filePath = HttpContext.Current.Server.MapPath(existsFilePath);
}
var buffers = Convert.FromBase64String(item.FileData);
var fileInfo = new FileInfo(filePath);
using (var stream = fileInfo.OpenWrite())
{
await stream.WriteAsync(buffers, 0, buffers.Length);
}
file.File.Size = buffers.Length;
file.File.SavedPath = fileInfo.FullName.ConvertToWebSitePath();
}
else
{
file.File.ContentType = null;
}
}
var rsp = this.FileService.UploadFiles(fileUpload.Category, fileUpload.SerialNumber, businessFiles);
if (!rsp.IsSuccess)
{
FileManager.Remove(businessFiles.Select(f => f.File.SavedPath));
}
return rsp;
}
/// <summary>
/// 上传文件(基于base64字符串)。
/// </summary>
/// <param name="account">上传账号</param>
/// <param name="fileUpload">上传文件信息</param>
/// <returns>上传后的文件地址</returns>
public ResponseSet<string> Upload(string account, FileUpload fileUpload)
{
return this.Post<ResponseSet<string>>($"{FileUploadUrl}/{account}", fileUpload);
}
