/// <summary>
/// Delete a Study.
/// </summary>
public void DeleteStudy(ServerEntityKey studyKey, string reason)
{
StudySummary study = StudySummaryAssembler.CreateStudySummary(HttpContextData.Current.ReadContext, Study.Load(HttpContextData.Current.ReadContext, studyKey));
if (study.IsReconcileRequired)
{
throw new ApplicationException(
String.Format("Deleting the study is not allowed at this time : there are items to be reconciled."));
// NOTE: another check will occur when the delete is actually processed
}
using (IUpdateContext ctx = PersistentStoreRegistry.GetDefaultStore().OpenUpdateContext(UpdateContextSyncMode.Flush))
{
LockStudyParameters lockParms = new LockStudyParameters
{
QueueStudyStateEnum = QueueStudyStateEnum.WebDeleteScheduled,
StudyStorageKey = study.TheStudyStorage.Key
};
ILockStudy broker = ctx.GetBroker <ILockStudy>();
broker.Execute(lockParms);
if (!lockParms.Successful)
{
throw new ApplicationException(String.Format("Unable to lock the study : {0}", lockParms.FailureReason));
}
InsertWorkQueueParameters insertParms = new InsertWorkQueueParameters
{
WorkQueueTypeEnum = WorkQueueTypeEnum.WebDeleteStudy,
ServerPartitionKey = study.ThePartition.Key,
StudyStorageKey = study.TheStudyStorage.Key,
ScheduledTime = Platform.Time
};
WebDeleteStudyLevelQueueData extendedData = new WebDeleteStudyLevelQueueData
{
Level = DeletionLevel.Study,
Reason = reason,
UserId = ServerHelper.CurrentUserId,
UserName = ServerHelper.CurrentUserName
};
insertParms.WorkQueueData = XmlUtils.SerializeAsXmlDoc(extendedData);
IInsertWorkQueue insertWorkQueue = ctx.GetBroker <IInsertWorkQueue>();
if (insertWorkQueue.FindOne(insertParms) == null)
{
throw new ApplicationException("DeleteStudy failed");
}
ctx.Commit();
}
}
public void OnStudyDeleted()
{
if (!Enabled)
{
return;
}
if (_context.WorkQueueItem.WorkQueueTypeEnum == WorkQueueTypeEnum.WebDeleteStudy)
{
Study study = _context.Study;
if (study == null)
{
Platform.Log(LogLevel.Info, "Not logging Study Delete information due to missing Study record for study: {0} on partition {1}",
_context.StorageLocation.StudyInstanceUid,
_context.ServerPartition.AeTitle);
return;
}
StudyStorageLocation storage = _context.StorageLocation;
using (IUpdateContext updateContext = PersistentStoreRegistry.GetDefaultStore().OpenUpdateContext(UpdateContextSyncMode.Flush))
{
// Setup the parameters
IStudyDeleteRecordEntityBroker broker = updateContext.GetBroker <IStudyDeleteRecordEntityBroker>();
StudyDeleteRecordUpdateColumns parms = new StudyDeleteRecordUpdateColumns();
parms.Timestamp = Platform.Time;
WebDeleteStudyLevelQueueData extendedInfo =
XmlUtils.Deserialize <WebDeleteStudyLevelQueueData>(_context.WorkQueueItem.Data);
parms.Reason = extendedInfo != null?
extendedInfo.Reason:_context.WorkQueueItem.WorkQueueTypeEnum.LongDescription;
parms.ServerPartitionAE = _context.ServerPartition.AeTitle;
parms.FilesystemKey = storage.FilesystemKey;
parms.AccessionNumber = study.AccessionNumber;
parms.PatientId = study.PatientId;
parms.PatientsName = study.PatientsName;
parms.StudyInstanceUid = study.StudyInstanceUid;
parms.StudyDate = study.StudyDate;
parms.StudyDescription = study.StudyDescription;
parms.StudyTime = study.StudyTime;
parms.BackupPath = BackupZipFileRelativePath;
if (_archives != null && _archives.Count > 0)
{
parms.ArchiveInfo = XmlUtils.SerializeAsXmlDoc(_archives);
}
StudyDeleteExtendedInfo extInfo = new StudyDeleteExtendedInfo();
extInfo.ServerInstanceId = ServerPlatform.ServerInstanceId;
extInfo.UserId = _context.UserId;
extInfo.UserName = _context.UserName;
parms.ExtendedInfo = XmlUtils.SerializeAsString(extInfo);
StudyDeleteRecord deleteRecord = broker.Insert(parms);
if (deleteRecord == null)
{
Platform.Log(LogLevel.Error, "Unexpected error when trying to create study delete record: {0} on partition {1}",
study.StudyInstanceUid, _context.ServerPartition.Description);
}
else
{
updateContext.Commit();
}
}
}
}