public virtual ActionResult DeleteConfirmed(int id)
{
SymbolDrawing symbolDrawing = db.SymbolDrawings.Find(id);
db.SymbolDrawings.Remove(symbolDrawing);
db.SaveChanges();
return(RedirectToAction("Index"));
}
public virtual ActionResult Delete(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
SymbolDrawing symbolDrawing = db.SymbolDrawings.Find(id);
if (symbolDrawing == null)
{
return(HttpNotFound());
}
return(View(symbolDrawing));
}
private SymbolDrawing insertSymbolDrawingFromJson(string jsonData, Symbol symbol, bool drawnUsingTouch)
{
RawDrawing drawing;
try {
var lines = JsonConvert.DeserializeObject <RawPoint[][]>(jsonData);
drawing = new RawDrawing()
{
Lines = lines
};
}
catch (Exception ex) {
return(null);
}
new RawDataProcessor().CleanData(drawing);
if (drawing.LinesCount == 0)
{
return(null);
}
var userManager = new UserManager <ApplicationUser>(new UserStore <ApplicationUser>(db));
ApplicationUser author = User.Identity.IsAuthenticated ? userManager.FindById(User.Identity.GetUserId()) : null;
var sd = new SymbolDrawing()
{
Symbol = symbol,
CreatedDateTime = DateTime.UtcNow,
DrawnUsingTouch = drawnUsingTouch,
Creator = author,
Approved = (author == null || userManager.IsInRole(author.Id, RolesHelper.Teacher) == false) ? null : (bool?)true
};
sd.SetRawDrawing(drawing);
sd = db.SymbolDrawings.Add(sd);
db.SaveChanges();
Logger.LogInfo <TeachController>("New symbol drawing [{0}].", sd.SymbolDrawingId);
return(sd);
}