public async Task <bool> TryAudit(
string correlationId,
string userName,
string referenceId,
AuditDataType type,
string newStateJson = null,
string oldStateJson = null)
{
if (string.IsNullOrEmpty(newStateJson) && string.IsNullOrEmpty(oldStateJson))
{
_log?.WriteWarningAsync(nameof(AuditService), nameof(TryAudit),
$"Unable to generate audit event based on both {nameof(newStateJson)} and {nameof(oldStateJson)} state as null.");
return(false);
}
var auditModel = BuildAuditModel(correlationId, userName, DateTime.UtcNow, referenceId, type, newStateJson, oldStateJson);
if (auditModel == null)
{
return(false);
}
await _auditRepository.InsertAsync(auditModel);
return(true);
}
public DbAudit(AuditDataType auditType, BaseContext context)
{
String iid;
DateTime eventDate;
context.GetObjectCreationValues(out iid, out eventDate);
this.Iid = iid;
this.EventDate = eventDate;
this.SPID = context.SPID;
this.SpidLoginTime = context.LoginTime;
this.EventType = auditType;
this.WebLogin = context.IsWebContext;
this.ClrHostName = context.CLRHostNameForSQL;
this.ClrIP = context.CLRIPAddressForSQL;
this.ClientHostName = context.ClientHostNameForSQL;
this.ClientIP = context.ClientIPForSQL;
}
private static IAuditModel BuildAuditModel(
string correlationId,
string userName,
DateTime timestamp,
string referenceId,
AuditDataType dataType,
string newStateJson,
string oldStateJson)
{
var eventType = AuditEventType.Edition;
if (string.IsNullOrEmpty(oldStateJson))
{
eventType = AuditEventType.Creation;
oldStateJson = "{}";
}
if (string.IsNullOrEmpty(newStateJson))
{
eventType = AuditEventType.Deletion;
newStateJson = "{}";
}
var jdp = new JsonDiffPatch();
var diffResult = jdp.Diff(oldStateJson, newStateJson);
if (string.IsNullOrEmpty(diffResult))
{
return(null);
}
return(new AuditModel
{
Timestamp = timestamp,
CorrelationId = correlationId,
UserName = userName,
Type = eventType,
DataType = dataType,
DataReference = referenceId,
DataDiff = diffResult
});
}
public async Task <bool> TryAudit(
string correlationId,
string userName,
string referenceId,
AuditDataType type,
string newStateJson = null,
string oldStateJson = null)
{
if (string.IsNullOrEmpty(newStateJson) && string.IsNullOrEmpty(oldStateJson))
{
return(false);
}
var auditModel = BuildAuditModel(correlationId, userName, DateTime.UtcNow, referenceId, type, newStateJson, oldStateJson);
if (auditModel == null)
{
return(false);
}
await _auditRepository.InsertAsync(auditModel);
return(true);
}