public ActionResult FileUpload(MediaAssetUploadModel uploadedFileMeta)
{
var newImageId = new Guid();
try
{
if (!GetImageMimeType(uploadedFileMeta.fileData.InputStream).Contains("unknown"))
{
newImageId = ProcessUploadedImage(uploadedFileMeta);
Session["statusval"] = "OK";
}
else
{
throw new Exception("Invalid image format");
}
// newImageId = ProcessUploadedImage(uploadedFileMeta);
//Session["statusval"] = "OK";
}
catch (Exception ex)
{
string errorMsg = string.Format("Error processing image: {0}", ex.Message);
Response.StatusCode = 500;
Response.Write(errorMsg);
return(Json(string.Empty));
}
return(Json(new { Id = newImageId, Status = "OK" }));
}
/// <summary>
/// Validate/Upload then delete the new dataSet. Email if there is an error
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void DatasetUploaded(object sender, FileSystemEventArgs e)
{
const int maximumRetryPeriod = 5; //max retry for 5 minutes
const int retryDelay = 10000; //try every 10 seconds
var fileReceived = DateTime.Now;
if (e.FullPath.Contains(".csv"))
{
try
{
while (true) //have to wait until the file is fully uploaded
{
if (FileUploadCompleted(e.FullPath))
{
//get the title
var fileDetail = e.FullPath.Split('\\');
var schemaId = Convert.ToInt32(fileDetail[fileDetail.Length - 2]);
var schemaDetail = _dataSetSchemaService.Get(schemaId);
var fileName = fileDetail[fileDetail.Length - 1];
//Validate and upload the data
var data = new MediaAssetUploadModel
{
SchemaId = schemaId,
Title = String.Format("{0} at {1} {2}", schemaDetail.Title, DateTime.Now.ToShortDateString(), DateTime.Now.ToShortTimeString())
};
var result = _uploaderService.SaveCsv(schemaId, data.Title, e.FullPath);
if (result.Errors.Count > 0)
{
var email = BuildFailedUploadEmail(result, fileName, schemaDetail.Category.Title, schemaDetail.Title);
AddDebugInfo(new DebugInfo(String.Format("Category title:{0}, Schema title:{1}. Automatic csv upload failed as the csv had invalid data entered. File: {2} . Errors: {3}", schemaDetail.Category.Title, schemaDetail.Title, fileName, email.Length > 3500 ? email.Substring(0, 3500) : email), DebugInfoTypeEnum.FolderWatchTriggered));
SendEmail(schemaDetail.OwnerEmail, email, false, String.Format("Category title:{0}, Schema title:{1}. Automatic csv upload failed as the csv had invalid data entered", schemaDetail.Category.Title, schemaDetail.Title));
}
else
{
AddDebugInfo(new DebugInfo(String.Format(@"Category title:{0}, Schema title:{1}. Dataset was successfully added to datashare. Title: {2}", schemaDetail.Category.Title, schemaDetail.Title, data.Title), DebugInfoTypeEnum.FolderWatchTriggered));
}
break;
}
// Calculate the elapsed time and stop if the maximum retry period has been reached.
var timeElapsed = DateTime.Now - fileReceived;
if (timeElapsed.TotalMinutes > maximumRetryPeriod)
{
break;
}
Thread.Sleep(retryDelay);
}
}
catch (Exception ex)
{
AddDebugInfo(new DebugInfo(String.Format(@"Error uploading dataset: {0}", ex.Message), DebugInfoTypeEnum.Error), ex);
RestartService("DataShare.Service", 10000);
}
}
}
/// <summary>
/// Processes the uploaded image.
/// </summary>
/// <param name="uploadedFileMeta">The uploaded file meta.</param>
/// <returns>Image Id</returns>
private Guid ProcessUploadedImage(MediaAssetUploadModel uploadedFileMeta)
{
// Get the file extension
WorkingImageExtension = Path.GetExtension(uploadedFileMeta.Filename).ToLower();
string[] allowedExtensions = { ".png", ".jpeg", ".jpg", ".gif" }; // Make sure it is an image that can be processed
if (allowedExtensions.Contains(WorkingImageExtension))
{
WorkingImageId = Guid.NewGuid();
Image workingImage = new Bitmap(uploadedFileMeta.fileData.InputStream);
WorkingImage = ImageHelperNew.ImageToByteArray(workingImage);
}
else
{
throw new Exception("Cannot process files of this type.");
}
return(WorkingImageId);
}
public ActionResult FileUpload(MediaAssetUploadModel uploadedFileMeta)
{
Guid newImageId = new Guid();
try
{
newImageId = ProcessUploadedImage(uploadedFileMeta);
}
catch (Exception ex)
{
string errorMsg = string.Format("Error processing image: {0}", ex.Message);
Response.StatusCode = 500;
Response.Write(errorMsg);
return(Json(string.Empty));
}
return(Json(new { Id = newImageId, Status = "OK" }));
}