public ActivitiesList Process(IEnumerable <string> nameFilter, bool includeNullTitles, DateTime from, DateTime until)
{
ActivitiesList activities = new ActivitiesList();
RegistriesList registries = StraightDbHelper.GetRegistries(_connectionString);
if (registries == null)
{
return(null);
}
registries.Filter(nameFilter, includeNullTitles, from, until);
if (registries.IsEmpty)
{
return(null);
}
while (!registries.IsEmpty)
{
Activity activity = null;
int numOfRegistriesInActivity = DetectActivity(registries);
RegistriesList activityRegistries = ExtractActivity(registries, numOfRegistriesInActivity);
activity = CreateActivity(activityRegistries);
activities.Add(activity);
activities.RegistriesIds.AddRange(activityRegistries.GetAllIds());
}
return(activities);
}
/// <summary>
/// Counts the given in 'count' number of registries from the beginning (they form an activity),
/// removes them from given registries list, returns this sublist (it contains end time of the activity)
/// </summary>
private static RegistriesList ExtractActivity(RegistriesList fromRegistries, int count)
{
var activity = fromRegistries.Take(count).ToList();
fromRegistries.RemoveRange(0, count);
var endTime = fromRegistries.IsEmpty ? fromRegistries.EndTime : fromRegistries[0].Time;
return(new RegistriesList(activity, endTime));
}
/// <returns>
/// Number of registries from the first (activityRegistries[0]) that form an activity
/// </returns>
private static int DetectActivity(RegistriesList registries)
{
int count = 1;
var activityWinTitle = registries[0].WindowTitle;
while (count < registries.Count && registries[count].WindowTitle == activityWinTitle)
{
count++;
}
return(count);
}
/// <param name="quantity">Number of registries which processor obtains at a time from db and processes</param>
/// <param name="includeNullTitles">Matters only if nameFilter != null</param>
/// <param name="nameFilter">Filters out each registry which contains a given substring in its WindowTitle</param>
/// <returns>
/// NULL if there's no processible registries obtained or there's no more registries, so there's no more
/// activities can be obtained.
/// </returns>
public List <Activity> Process(int quantity, bool includeNullTitles, IEnumerable <string> nameFilter)
{
List <Activity> activities = new List <Activity>();
RegistriesList registries;
try
{
registries = GetRegistries(quantity);
}
catch (OnlyOneNonProcessedRegistryTakenException e)
{
MarkAsShouldNotBeProcessed(e.TheOnlyRemainingRegistry);
return(null);
}
catch (NoNonProcessedRegistriesException)
{
return(null);
}
registries.Filter(nameFilter, includeNullTitles);
if (registries.IsEmpty) // if all have been filtered out
{
MarkAsProcessed(registries.FilteredRegistries);
return(null);
}
while (!registries.IsEmpty)
{
Activity activity = null;
int numOfRegistriesInActivity = DetectActivity(registries);
RegistriesList activityRegistries = ExtractActivity(registries, numOfRegistriesInActivity);
activity = CreateActivity(activityRegistries);
activities.Add(activity);
MarkAsProcessed(activityRegistries);
}
MarkAsProcessed(registries.FilteredRegistries);
return(activities);
}
private static Activity CreateActivity(RegistriesList activityRegistries)
{
Activity activity = new Activity()
{
Name = activityRegistries.First.WindowTitle.NormalizeToMaxLength255() ?? "NULL"
};
activity.Measurements.Add(new Measurement()
{
Name = "From",
Type = "DateTime",
Value = activityRegistries.First.Time
});
activity.Measurements.Add(new Measurement()
{
Name = "Until",
Type = "DateTime",
Value = activityRegistries.EndTime
});
activity.Measurements.Add(new Measurement()
{
Name = "Duration",
Type = "TimeSpan",
Value = activityRegistries.Duration
});
activity.Measurements.Add(new Measurement()
{
Name = "Executable Path",
Type = "String",
Value = activityRegistries.First.ExeModulePath.NormalizeToMaxLength255() ?? "NULL"
});
activity.Measurements.Add(new Measurement()
{
Name = "IP address",
Type = "String",
Value = activityRegistries.First.IpAddress.Value.NormalizeToMaxLength255() ?? "NULL"
});
activity.Measurements.Add(new Measurement()
{
Name = "MAC address",
Type = "String",
Value = activityRegistries.First.MacAddress.Value.NormalizeToMaxLength255() ?? "NULL"
});
activity.Measurements.Add(new Measurement()
{
Name = "User",
Type = "String",
Value = activityRegistries.First.Username1.Value
});
if (activityRegistries.Any(r => r.Url != null))
{
activity.Measurements.Add(new Measurement()
{
Name = "URL",
Type = "String",
Value = activityRegistries.FirstOrDefault(r => r.Url != null)?.Url.NormalizeToMaxLength255() ?? "NULL"
});
}
return(activity);
}
protected static Activity CreateActivity(RegistriesList activityRegistries)
{
Activity activity = new Activity()
{
Name = activityRegistries.First.WindowTitle,
};
activity.Measurements.Add(new Measurement()
{
Name = "From",
Type = "DateTime",
Value = activityRegistries.First.Time
});
activity.Measurements.Add(new Measurement()
{
Name = "Until",
Type = "DateTime",
Value = activityRegistries.EndTime
});
activity.Measurements.Add(new Measurement()
{
Name = "Duration",
Type = "TimeSpan",
Value = activityRegistries.Duration
});
activity.Measurements.Add(new Measurement()
{
Name = "Executable Path",
Type = "String",
Value = activityRegistries.First.ExeModulePath
});
activity.Measurements.Add(new Measurement()
{
Name = "IP address",
Type = "String",
Value = activityRegistries.First.IpAddress.Value
});
activity.Measurements.Add(new Measurement()
{
Name = "MAC address",
Type = "String",
Value = activityRegistries.First.MacAddress.Value
});
activity.Measurements.Add(new Measurement()
{
Name = "User",
Type = "String",
Value = activityRegistries.First.Username1.Value
});
if (activityRegistries.Any(r => r.Url != null))
{
activity.Measurements.Add(new Measurement()
{
Name = "URL",
Type = "String",
Value = activityRegistries.First(r => r.Url != null).Url
});
}
return(activity);
}