public JsonResult PostPicture(CameraWindowViewModel formModel)
{
try
{
var postedData = this.Request["image"];
if (string.IsNullOrEmpty(postedData))
throw new Exception("Could not find the uploaded image");
var data = postedData.Substring(22);
var bytes = Convert.FromBase64String(data);
var bytesStream = new MemoryStream(bytes);
bytesStream.Seek(0, SeekOrigin.Begin);
var tempFileName = Guid.NewGuid().ToString().ToLower();
var storageManager = new WindowsAzureBlobStorageManager();
storageManager.UploadFileToStorage(bytesStream, Constants.AZURE_STORAGE_TEMP_FILES_CONTAINER_NAME, tempFileName);
return this.Json(
new
{
success = true,
fileName = tempFileName,
containerName = Constants.AZURE_STORAGE_TEMP_FILES_CONTAINER_NAME
});
}
catch (Exception ex)
{
return this.Json(
new
{
success = false,
message = ex.Message
});
}
}
/// <summary>
/// Runs the worker once to do the tests.
/// </summary>
public override void RunOnce()
{
// If this method is already running, then leave the already running alone, and return.
// If it is not running, set the value os locker to 1 to indicate that now it is running.
if (Interlocked.Exchange(ref locker, 1) != 0)
{
Trace.TraceInformation("TestWorker.RunOnce(): already running, exiting now.");
return;
}
Trace.TraceInformation("TestWorker.RunOnce(): running service");
var utcNow = this.GetUtcNow();
using (var db = this.CreateNewCerebelloEntities())
{
// trying to save to the database
Exception exSaveToDb = null;
SPECIAL_Test dbObj = null;
try
{
var o = new SPECIAL_Test
{
CreatedOn = utcNow,
};
db.SPECIAL_Test.AddObject(o);
db.SaveChanges();
dbObj = o;
}
catch (Exception ex)
{
exSaveToDb = ex;
}
if (exSaveToDb == null)
Trace.TraceInformation("TestWorker.RunOnce(): DB object saved");
// trying to save a file in the storage
Exception exSaveToStorage = null;
try
{
var storageManager = new WindowsAzureBlobStorageManager();
using (var stream = new MemoryStream(new byte[0]))
storageManager.UploadFileToStorage(
stream, "worker-test", string.Format("{0}", utcNow.ToString("yyyy'-'MM'-'dd hh'-'mm")));
}
catch (Exception ex)
{
exSaveToStorage = ex;
}
if (exSaveToStorage == null)
Trace.TraceInformation("TestWorker.RunOnce(): blob saved to storage");
// Sending e-mail about test status
Exception exSendEmail = null;
try
{
var obj = new Dictionary<string, Exception>
{
{ "exSaveToDb", exSaveToDb },
{ "exSaveToStorage", exSaveToStorage },
};
var mailMessage = this.CreateEmailMessage("TestEmail", new MailAddress("*****@*****.**"), obj);
if (!this.TrySendEmail(mailMessage))
throw new Exception("Cannot send e-mail message.");
}
catch (Exception ex)
{
exSendEmail = ex;
}
if (exSendEmail == null)
Trace.TraceInformation("TestWorker.RunOnce(): e-mail message sent");
// Save result to storage
var fileText = new StringBuilder(1000);
fileText.AppendLine("File saved from TestWorker");
if (exSaveToDb != null)
{
fileText.AppendLine();
fileText.AppendLine("Save to DB failed: " + exSaveToDb.Message);
}
if (exSaveToStorage != null)
{
fileText.AppendLine();
fileText.AppendLine("Save to Storage failed: " + exSaveToStorage.Message);
}
if (exSendEmail != null)
{
fileText.AppendLine();
fileText.AppendLine("Send e-mail failed: " + exSendEmail.Message);
}
if (exSaveToStorage == null)
try
{
var storageManager = new WindowsAzureBlobStorageManager();
using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(fileText.ToString())))
storageManager.UploadFileToStorage(
stream, "worker-test", string.Format("{0}", utcNow.ToString("yyyy'-'MM'-'dd hh'-'mm")));
}
catch
{
}
// Save result to db
if (exSaveToDb == null)
try
{
if (dbObj != null)
{
dbObj.Value = fileText.ToString();
db.SaveChanges();
}
}
catch
{
}
}
// setting locker value to 0
if (Interlocked.Exchange(ref locker, 0) != 1)
throw new Exception("The value of locker should be 1 before setting it to 0.");
}