public ActionResult Update(int?id, string title, string body, DateTime dateTime, string tags)
{
if (!IsAdmin)
{
return(RedirectToAction("Index"));
}
Post post = GetPost(id);
post.Title = title;
post.Body = body;
post.DateTime = dateTime;
post.Tag.Clear();
tags = tags ?? string.Empty;
string[] tagNames = tags.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
foreach (string tagName in tagNames)
{
post.Tag.Add(GetTag(tagName));
}
if (!id.HasValue)
{
model.AddToPosts(post);
}
model.SaveChanges();
return(RedirectToAction("Details", new { id = post.ID }));
}
//To enter data into the model
public ActionResult Update(int?id, string title, string body, DateTime dateTime, string tags)
{
if (!IsAdmin)
{
return(RedirectToAction("Index"));
}
//Get the POst if it exists
Post post = GetPost(id);
//Once the Post is obtained, populate the properties of post
post.Title = title;
post.Body = body;
post.DateTime = dateTime;
//Tag is a list of tag objects, so clear it first
post.Tags.Clear();
//Verify that input sequence of tag names is not Null, then split sequence into a list of tag names
tags = tags ?? string.Empty;
string[] tagNames = tags.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
//Adding the Tag for each item in the list
foreach (string tagName in tagNames)
{
post.Tags.Add(GetTag(tagName));
}
//If this is a new Post, add it
if (!id.HasValue)
{
model.AddToPosts(post);
}
//save the entries to the database
model.SaveChanges();
//Redirect to the Detailed view of the new created Post
return(RedirectToAction("Details", new { id = post.ID }));
}
