Create Quote for New Author

// POST: /Quote/NewAuthor
        [HttpPost]
        public ActionResult NewAuthor(QuoteNewAuthorVM vm)
        {
            if (ModelState.IsValid)
            {
                Quote q = new Quote()
                {
                    Body = vm.Body,
                    Likes = 0,
                    isApproved = false,
                    CreatedOn = DateTime.Now
                };

                Author a = new Author()
                {
                    FirstName = vm.FirstName,
                    LastName = vm.LastName,
                    UrlFriendlyName = vm.FirstName.ToLowerInvariant().Replace(" ", "_") + "_" + vm.LastName.ToLowerInvariant().Replace(" ", "_"),
                    DOB = vm.DOB,
                    DOD = vm.DOD,
                    Occupation = vm.Occupation,
                    WikiLink = vm.WikiLink,
                    isApproved = false,
                    CreatedOn = DateTime.Now
                };

                HttpPostedFileBase file = Request.Files["authorImage"];
                if (file != null)
                {
                    byte[] buffer = new byte[file.InputStream.Length];
                    file.InputStream.Read(buffer, 0, (int)file.InputStream.Length);
                    a.Image = buffer;
                }

                string[] individualTags = vm.Tags.Split(',');
                var tags = new List<Tag>();

                foreach (var t in individualTags)
                {
                    if (!unitOfWork.TagRepository.DoesTagExist(t))
                    {
                        var newTag = new Tag
                        {
                            Name = t,
                            CreatedOn = DateTime.Now
                        };

                        tags.Add(newTag);
                    }
                    else
                    {
                        var xx = t.ToLowerInvariant();
                        tags.Add(unitOfWork.TagRepository.getTagByName(t));
                    }
                }

                q.Author = a; // Setting Quote Author
                q.Tags = tags; // Setting Quote Tags
                q.Language = unitOfWork.LanguageRepository.Find(vm.SelectedLanguageId); // Setting Quote Language

                // Adding Quote to Database. Returns True if Successful
                if (unitOfWork.QuoteRepository.AddNewQuote(q))
                {
                    return RedirectToAction("Index", "Home");
                }
                else
                {
                    var langs = unitOfWork.LanguageRepository.Languages.ToList();
                    vm.Languages = langs.ToSelectListItems();
                    return View(vm);
                }
            }
            else
            {
                var langs = unitOfWork.LanguageRepository.Languages.ToList();
                vm.Languages = langs.ToSelectListItems();
                return View(vm);
            }
        }