private void DeleteOldImages()
{
List <string> protectedFiles;
using (var ctx = new CompSpyContext())
{
protectedFiles = ctx.Abuses.Where(a => !a.Read).Select(abuse => abuse.ScreenPath).ToList();
}
var di = new DirectoryInfo(GetUploadsDirectory());
foreach (FileInfo file in di.GetFiles())
{
if (!protectedFiles.Contains(file.Name.Substring(0, file.Name.Length - 4)) &&
DateTime.Compare(file.CreationTime, DateTime.Now.AddSeconds(-30)) < 0)
{
file.Delete();
}
}
}
public void Disconnect(string stationDiscr)
{
using (var ctx = new CompSpyContext())
{
var comp = ctx.Computers.Where(c => c.StationDiscriminant == stationDiscr).FirstOrDefault();
if (comp != null)
{
comp.ConnectionID = null;
ctx.Entry(comp).State = EntityState.Modified;
ctx.SaveChanges();
Groups.Remove(Context.ConnectionId, comp.Classroom.Name);
var groupsToInform = new List <string> {
comp.Classroom.Name, Context.ConnectionId
};
suirvelanceHub.Clients.Groups(groupsToInform).ComputerDisconnected(stationDiscr);
}
}
}
public void ReceiveData(string data)
{
var json = new JavaScriptSerializer().Deserialize <Message>(data);
using (var ctx = new CompSpyContext())
{
var comp = ctx.Computers.Where(c => c.ConnectionID == Context.ConnectionId).FirstOrDefault();
if (comp != null)
{
var black = ctx.Blacklists.Where(b => b.ClassroomID == comp.ClassroomID);
json.listaProcesow = json.listaProcesow.Where(x => black.Any(y => y.ProcessName == x)).ToList();
var jsonSerialized = new JavaScriptSerializer().Serialize(json);
if (json.listaProcesow.Count != 0)
{
var abuse = new Models.Abuse()
{
AbuserID = comp.ComputerID,
DetectedOn = DateTime.Now,
Read = false,
ScreenPath = json.image
};
ctx.Abuses.Add(abuse);
ctx.SaveChanges();
}
if (json.hq)
{
suirvelanceHub.Clients.Group(Context.ConnectionId).ComputerDataReceived(jsonSerialized);
}
else
{
suirvelanceHub.Clients.Group(comp.Classroom.Name).ComputerDataReceived(jsonSerialized);
}
}
}
}
