public ActionResult Index(Models.like Li) //通过AJAX在后台访问
{
if (System.Web.HttpContext.Current != null && System.Web.HttpContext.Current.Request.IsAuthenticated)
{
// 检查当前用户是否已为一个已登录用户
//bool isAuthenticated = System.Web.HttpContext.Current.Request.IsAuthenticated;
// 获取当前请求的用户名
string userName = System.Web.HttpContext.Current.User.Identity.Name;
Li.UserName = userName;
db.likes.Add(Li);
db.items.Find(Li.ItemId).totalLike += 1;
db.SaveChanges();
}
return(View()); //?
}
public ActionResult Index(Models.like Li) //通过AJAX在后台访问
{
int x = 0;
if (System.Web.HttpContext.Current == null)
{
return(Json(x));
}
if (System.Web.HttpContext.Current != null && System.Web.HttpContext.Current.Request.IsAuthenticated)
{
// 检查当前用户是否已为一个已登录用户
//bool isAuthenticated = System.Web.HttpContext.Current.Request.IsAuthenticated;
// 获取当前请求的用户名
string userName = System.Web.HttpContext.Current.User.Identity.Name;
Li.UserName = userName;
x = -1;
var query = from like in db.likes
where (like.UserName == userName) && (like.ItemId == Li.ItemId)
select like;
if (query.Count() == 0)
{
x = 1;
db.likes.Add(Li);
db.items.Find(Li.ItemId).totalLike++;
db.SaveChanges();
}
return(Json(x));
}
return(Json(x));
//?
}
