public async Task <IHttpActionResult> UploadFile()
{
try
{
var request = HttpContext.Current.Request;
string[] SessionID = HttpContext.Current.Request.Headers.GetValues("X-userSession");
string chunkRepo = this.chunkRepository + "\\" + SessionID[0];
string fileRepo = this.fileRepository + "\\" + SessionID[0];
if (request.Files.Count == 0)
{
return(Ok());
}
var validationRules = new Macmillan.CMS.Common.Models.FlowModels.FlowValidationRules();
var status = _flowJs.PostChunk(request, fileRepo, chunkRepo, validationRules);
string errors = string.Empty;
status.ErrorMessages.ForEach(x => errors += " " + x);
if (!string.IsNullOrEmpty(errors))
{
Logger.Error(errors);
return(StatusCode(HttpStatusCode.NotFound));
}
else if (status.Status == Macmillan.CMS.Common.Models.FlowModels.PostChunkStatus.Done)
{
this.UploadFile(new FileInfo(Path.Combine(fileRepo, status.FileName)));
}
}
catch (Exception ex)
{
Logger.Error(ex);
return(StatusCode(HttpStatusCode.NotFound));
}
return(Ok());
}
private Macmillan.CMS.Common.Models.FlowModels.FlowJsPostChunkResponse PostChunkBase(HttpRequest request, string folder, string chunkfolder, Macmillan.CMS.Common.Models.FlowModels.FlowValidationRules validationRules)
{
var chunk = new Macmillan.CMS.Common.Models.FlowModels.FlowChunk();
var requestIsSane = chunk.ParseForm(request.Form);
if (!requestIsSane)
{
var errResponse = new Macmillan.CMS.Common.Models.FlowModels.FlowJsPostChunkResponse();
errResponse.Status = Macmillan.CMS.Common.Models.FlowModels.PostChunkStatus.Error;
errResponse.ErrorMessages.Add("damaged");
}
List <string> errorMessages = null;
var file = request.Files[0];
var response = new Macmillan.CMS.Common.Models.FlowModels.FlowJsPostChunkResponse {
FileName = chunk.FileName, Size = chunk.TotalSize
};
var chunkIsValid = true;
if (validationRules != null)
{
chunkIsValid = chunk.ValidateBusinessRules(validationRules, out errorMessages);
}
if (!chunkIsValid)
{
response.Status = Macmillan.CMS.Common.Models.FlowModels.PostChunkStatus.Error;
response.ErrorMessages = errorMessages;
return(response);
}
var chunkFullPathName = GetChunkFilename(chunk.Number, chunk.Identifier, chunkfolder);
try
{
Logger.Info("Entered more chunks upload");
// create chunkfolder if it does not exist
if (!Directory.Exists(folder))
{
Directory.CreateDirectory(folder);
}
if (!Directory.Exists(chunkfolder))
{
Directory.CreateDirectory(chunkfolder);
}
// save file
file.SaveAs(chunkFullPathName);
}
catch (Exception ex)
{
Logger.Error("Save Chunk Method", ex);
throw;
}
// see if we have more chunks to upload. If so, return here
for (int i = 1, l = chunk.TotalChunks; i <= l; i++)
{
Logger.Info("Entered more chunks upload");
var chunkNameToTest = GetChunkFilename(i, chunk.Identifier, chunkfolder);
var exists = File.Exists(chunkNameToTest);
if (!exists)
{
response.Status = Macmillan.CMS.Common.Models.FlowModels.PostChunkStatus.PartlyDone;
return(response);
}
}
// if we are here, all chunks are uploaded
var fileAry = new List <string>();
for (int i = 1, l = chunk.TotalChunks; i <= l; i++)
{
fileAry.Add("flow-" + chunk.Identifier + "." + i);
}
MultipleFilesToSingleFile(folder, fileAry, chunk.FileName, chunkfolder);
for (int i = 0, l = fileAry.Count; i < l; i++)
{
try
{
File.Delete(Path.Combine(chunkfolder, fileAry[i]));
}
catch (Exception ex)
{
Logger.Error("File Delete ", ex);
}
}
response.Status = Macmillan.CMS.Common.Models.FlowModels.PostChunkStatus.Done;
return(response);
}
public Macmillan.CMS.Common.Models.FlowModels.FlowJsPostChunkResponse PostChunk(HttpRequest request, string folder, string chunkfolder, Macmillan.CMS.Common.Models.FlowModels.FlowValidationRules validationRules)
{
return(PostChunkBase(request, folder, chunkfolder, validationRules));
}
