public ActionResult Add(SocialPageFormViewModel model)
{
bool error = false;
var listaSocialNetworks = _context.SocialNetworks.ToList();
if (!ModelState.IsValid)
{
model.SocialNetworks = listaSocialNetworks;
return(View("Add", model));
}
try
{
switch (model.SocialNetworkId)
{
case 1:
addFacebookPage(model);
break;
case 2:
addTwitterFollow(model);
break;
case 3:
addYoutubeSubscriber(model);
break;
default:
throw new Exception("Please enter valid values");
}
}
catch (BadLinkException e)
{
ModelState.AddModelError("", e.Message);
error = true;
}
catch (LinkAlreadyExistException e)
{
ModelState.AddModelError("", e.Message);
error = true;
}
catch (Exception)
{
ModelState.AddModelError("", "Please add a valid page");
error = true;
}
if (error)
{
model.SocialNetworks = listaSocialNetworks;
return(View("Add", model));
}
_context.SaveChanges();
return(RedirectToAction("index", "home"));
}
public ActionResult Add()
{
var listaSocialNetworks = _context.SocialNetworks.ToList();
var model = new SocialPageFormViewModel()
{
SocialNetworks = listaSocialNetworks,
Cpc = 10
};
return(View("Add", model));
}
private void addTwitterFollow(SocialPageFormViewModel model)
{
var username = Regex.Match(model.Url, @"(?<=\.com\/)[^\/\s]+").ToString();
if (String.IsNullOrWhiteSpace(username))
{
throw new BadLinkException("Please enter a valid twitter url");
}
var user = _twitterContext.User.Where(u => u.Type == UserType.Show && u.ScreenName == username).SingleOrDefault();
if (user == null || user.Protected)
{
throw new BadLinkException("This user doesn't exist or it's private");
}
var currentUserId = User.Identity.GetUserId();
var twitter = _context.Twitters.SingleOrDefault(twt => twt.TwitterUsername == username);
if (twitter != null)
{
if (twitter.UserId.Equals(currentUserId))
{
twitter.Deleted = false;
}
else
{
throw new LinkAlreadyExistException("This twitter accounts is already added on this site");
}
}
else
{
TwitterPage twitterPage = new TwitterPage()
{
Url = "http://twitter.com/" + username,
TwitterUsername = username,
Name = model.Name,
Cpc = model.Cpc,
UserId = currentUserId
};
_context.Twitters.Add(twitterPage);
}
}
private void addFacebookPage(SocialPageFormViewModel model)
{
var url = Regex.Match(model.Url, @"http(s)?:\/\/(www\.)?facebook\.com\/[^\/\s]+").ToString();
if (String.IsNullOrWhiteSpace(url))
{
throw new BadLinkException("Please enter a valid facebook page");
}
FacebookGraph fbGraph = new FacebookGraph(url);
FacebookPage fbPage = new FacebookPage()
{
Name = model.Name,
Url = url,
Cpc = model.Cpc
};
var facebookId = fbGraph.takeFacebookId();
var fbAlreadyAdded = _context.Facebooks.SingleOrDefault(fb => fb.FacebookCode == facebookId);
var currentUserId = User.Identity.GetUserId();
if (fbAlreadyAdded == null)
{
fbPage.FacebookCode = facebookId;
fbPage.UserId = currentUserId;
_context.Facebooks.Add(fbPage);
}
else
{
if (fbAlreadyAdded.UserId == currentUserId)
{
fbAlreadyAdded.Deleted = false;
}
else
{
throw new LinkAlreadyExistException("Link is already added on this social network");
}
}
}
private void addYoutubeSubscriber(SocialPageFormViewModel model)
{
var url = Regex.Match(model.Url, @"http(s):\/\/(www\.)youtube\.com\/(user|channel)\/[^\/\s]+").ToString();
string usernameOrId = Regex.Match(url, @"(?<=channel\/|user\/)[^\/\s]+").ToString();
if (String.IsNullOrWhiteSpace(url) || String.IsNullOrWhiteSpace(usernameOrId))
{
throw new BadLinkException("This youtube link isn't good. Try to add something like this https://youtube.com/channel/youtube");
}
YoutubePage newYoutubePage = new YoutubePage()
{
Cpc = model.Cpc,
Name = model.Name,
Url = url
};
var youtubeService = new YouTubeService(new BaseClientService.Initializer()
{
ApiKey = "AIzaSyDp5rhMI0dW7uHIYhq0_iLS9vW5pgy1oy0",
});
var request = youtubeService.Channels.List("statistics");
if (model.Url.Contains("channel"))
{
request.Id = usernameOrId;
}
else
{
request.ForUsername = usernameOrId;
}
var response = request.Execute();
var userRetrieveFromYt = response.Items.SingleOrDefault();
if (userRetrieveFromYt == null)
{
throw new BadLinkException("This user doesn't exist");
}
else
{
if (userRetrieveFromYt.Statistics.HiddenSubscriberCount == true)
{
throw new BadLinkException("You must not hide the subscribers counter");
}
var currentUserId = User.Identity.GetUserId();
newYoutubePage.UserId = currentUserId;
newYoutubePage.YoutubeUsername = userRetrieveFromYt.Id;
var ytAlreadyAdded = _context.Youtubes.SingleOrDefault(y => y.YoutubeUsername == newYoutubePage.YoutubeUsername);
if (ytAlreadyAdded == null)
{
_context.Youtubes.Add(newYoutubePage);
}
else
{
if (ytAlreadyAdded.UserId.Equals(currentUserId))
{
ytAlreadyAdded.Deleted = false;
}
else
{
throw new LinkAlreadyExistException("This channel is already added on this site");
}
}
}
}
