public ActionResult Create([DataSourceRequest] DataSourceRequest request, TagViewModel tag)
{
if (tag != null && ModelState.IsValid)
{
Tag t = new Tag
{
Name = tag.TagName
};
db.Tags.Add(t);
db.SaveChanges();
}
return Json(new[] { tag }.ToDataSourceResult(request, ModelState));
}
public ActionResult CreatePost(PostViewModel post)
{
var user = db.Users.FindUser(User.Identity.GetUserId());
if (post != null && user != null && ModelState.IsValid)
{
Post postToAdd = new Post
{
CategoryId = post.CategoryId,
Content = post.Content,
Title = post.Title,
User = user
};
if (post.Tags != null && post.Tags.Count() > 0)
{
var tags = post.Tags.ElementAt(0).Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
foreach (var tag in tags)
{
var target = db.Tags.All().FirstOrDefault(t => t.Name == tag);
if (target == null)
{
target = new Tag
{
Name = tag
};
}
postToAdd.Tags.Add(target);
}
}
db.Posts.Add(postToAdd);
db.SaveChanges();
return RedirectToAction("Index", "Home");
}
var modelPost = db.Posts.All().Select(PostViewModel.FromPost).FirstOrDefault();
ViewBag.Categories = db.Categories.All().ToList().Select(x => new SelectListItem { Text = x.Name, Value = x.Id.ToString() });
return View(modelPost);
}
public HttpResponseMessage PostCreate(PostRegisterModel inputPost, string sessionKey)
{
HttpResponseMessage responseMessage = this.PerformOperationAndHandleExceptions(
() =>
{
ForumContext context = new ForumContext();
using(context)
{
User currentUser = context.Users.FirstOrDefault(usr => usr.SessionKey == sessionKey);
int currentCategoryId = inputPost.CurrentCategoryId;
Category currentCategory = context.Categories.FirstOrDefault(cat => cat.Id == currentCategoryId);
if(currentUser == null)
{
throw new ArgumentNullException("You should be logged or registered to create new posts.");
}
if(currentCategory == null)
{
throw new ArgumentNullException("You try to create post in non-existing category.");
}
Post newPost = new Post()
{
Author = currentUser,
Category = currentCategory,
Content = inputPost.Content,
CreationDate = DateTime.Now,
Title = inputPost.Title
};
foreach(string tagName in inputPost.Tags)
{
Tag currentTag = context.Tags.FirstOrDefault(t => t.Name == tagName);
if(currentTag == null)
{
currentTag = new Tag()
{
Name = tagName
};
context.Tags.Add(currentTag);
context.SaveChanges();
newPost.Tags.Add(currentTag);
}
else
{
newPost.Tags.Add(currentTag);
}
}
context.Posts.Add(newPost);
context.SaveChanges();
var resultPost = new PostModel
{
Id = newPost.Id,
Content = newPost.Content,
CategoryName = newPost.Category.Title,
CategoryId = newPost.Category.Id,
CreationDate = newPost.CreationDate,
Tags = (from t in newPost.Tags
select t.Name),
Title = newPost.Title,
Author = newPost.Author.Username
};
HttpResponseMessage response = this.Request.CreateResponse(HttpStatusCode.Created, resultPost);
return response;
}
});
return responseMessage;
}
public ActionResult EditPost(PostViewModel post)
{
if (post != null && ModelState.IsValid)
{
Post postToEdit = db.Posts.GetById(post.Id);
postToEdit.CategoryId = post.CategoryId;
postToEdit.Content = post.Content;
postToEdit.Title = post.Title;
if (post.Tags != null && post.Tags.Count() > 0)
{
foreach (var tag in postToEdit.Tags.ToList())
{
postToEdit.Tags.Remove(tag);
}
var tags = post.Tags.ElementAt(0).Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
foreach (var tag in tags)
{
var target = db.Tags.All().FirstOrDefault(t => t.Name == tag);
if (target == null)
{
target = new Tag
{
Name = tag
};
}
postToEdit.Tags.Add(target);
}
}
db.SaveChanges();
return RedirectToAction("PostAndComments", "Posts", new { postId = post.Id });
}
ViewBag.Categories = db.Categories.All().ToList().Select(x => new SelectListItem { Text = x.Name, Value = x.Id.ToString() });
return View(post);
}