// submit comment upvote
public static void UpvoteComment(int commentId, string userWhichUpvoted, string clientIpHash)
{
int result = CheckIfVotedComment(userWhichUpvoted, commentId);
using (voatEntities db = new voatEntities())
{
Comment comment = db.Comments.Find(commentId);
if (comment.Submission.IsAnonymized)
{
// do not execute voting, subverse is in anonymized mode
return;
}
switch (result)
{
// never voted before
case 0:
if (comment.UserName != userWhichUpvoted)
{
// check if this IP already voted on the same comment, abort voting if true
var ipVotedAlready = db.CommentVoteTrackers.Where(x => x.CommentID == commentId && x.IPAddress == clientIpHash);
if (ipVotedAlready.Any()) return;
comment.UpCount++;
// register upvote
var tmpVotingTracker = new CommentVoteTracker
{
CommentID = commentId,
UserName = userWhichUpvoted,
VoteStatus = 1,
CreationDate = DateTime.Now,
IPAddress = clientIpHash
};
db.CommentVoteTrackers.Add(tmpVotingTracker);
db.SaveChanges();
Voting.SendVoteNotification(comment.UserName, "upvote");
}
break;
// downvoted before, turn downvote to upvote
case -1:
if (comment.UserName != userWhichUpvoted)
{
comment.UpCount++;
comment.DownCount--;
// register Turn DownVote To UpVote
var votingTracker = db.CommentVoteTrackers.FirstOrDefault(b => b.CommentID == commentId && b.UserName == userWhichUpvoted);
if (votingTracker != null)
{
votingTracker.VoteStatus = 1;
votingTracker.CreationDate = DateTime.Now;
}
db.SaveChanges();
Voting.SendVoteNotification(comment.UserName, "downtoupvote");
}
break;
// upvoted before, reset
case 1:
comment.UpCount--;
db.SaveChanges();
Voting.SendVoteNotification(comment.UserName, "downvote");
ResetCommentVote(userWhichUpvoted, commentId);
break;
}
}
}
// submit submission downvote
public static void DownvoteComment(int commentId, string userWhichDownvoted, string clientIpHash)
{
int result = CheckIfVotedComment(userWhichDownvoted, commentId);
using (voatEntities db = new voatEntities())
{
Comment comment = db.Comments.Find(commentId);
// do not execute downvoting, subverse is in anonymized mode
if (comment.Submission.IsAnonymized)
{
return;
}
// do not execute downvoting if user has insufficient CCP for target subverse
if (Karma.CommentKarmaForSubverse(userWhichDownvoted, comment.Submission.Subverse) < comment.Submission.Subverse1.MinCCPForDownvote)
{
return;
}
// do not execute downvoting if comment is older than 7 days
var commentPostingDate = comment.CreationDate;
TimeSpan timeElapsed = DateTime.Now - commentPostingDate;
if (timeElapsed.TotalDays > 7)
{
return;
}
switch (result)
{
// never voted before
case 0:
{
// this user is downvoting more than upvoting, don't register the downvote
if (UserHelper.IsUserCommentVotingMeanie(userWhichDownvoted))
{
return;
}
// check if this IP already voted on the same comment, abort voting if true
var ipVotedAlready = db.CommentVoteTrackers.Where(x => x.CommentID == commentId && x.IPAddress == clientIpHash);
if (ipVotedAlready.Any()) return;
comment.DownCount++;
// register downvote
var tmpVotingTracker = new CommentVoteTracker
{
CommentID = commentId,
UserName = userWhichDownvoted,
VoteStatus = -1,
CreationDate = DateTime.Now,
IPAddress = clientIpHash
};
db.CommentVoteTrackers.Add(tmpVotingTracker);
db.SaveChanges();
Voting.SendVoteNotification(comment.UserName, "downvote");
}
break;
// upvoted before, turn upvote to downvote
case 1:
{
comment.UpCount--;
comment.DownCount++;
//register Turn DownVote To UpVote
var votingTracker = db.CommentVoteTrackers.FirstOrDefault(b => b.CommentID == commentId && b.UserName == userWhichDownvoted);
if (votingTracker != null)
{
votingTracker.VoteStatus = -1;
votingTracker.CreationDate = DateTime.Now;
}
db.SaveChanges();
Voting.SendVoteNotification(comment.UserName, "uptodownvote");
}
break;
// downvoted before, reset
case -1:
comment.DownCount--;
db.SaveChanges();
ResetCommentVote(userWhichDownvoted, commentId);
Voting.SendVoteNotification(comment.UserName, "upvote");
break;
}
}
}