public override double Calculate(DateTime publishingTimestamp, IStory story)
{
Check.Argument.IsNotNull(story, "story");
// Give ownerScore if comment is postedby the same user
// who actually posted the story
// or
// Give sameIpScore if comment is submitted form the same ip
// or differntIpScore if from different ip
ICollection <IComment> comments = _commentRepository.FindAfter(story.Id, story.LastProcessedAt ?? story.CreatedAt);
double total = comments.Sum(c => story.IsPostedBy(c.ByUser) ? _ownerWeight : string.CompareOrdinal(c.FromIPAddress, story.FromIPAddress) == 0 ? _sameIpAddressWeight : _differentIPAddressWeight);
return(total);
}
private void StoryRemoved(IStory theStory, UserAction action)
{
Check.Argument.IsNotNull(theStory, "theStory");
DateTime expireDate = theStory.CreatedAt.AddHours(_settings.MaximumAgeOfStoryInHoursToPublish);
foreach (IMarkAsSpam markAsSpam in theStory.MarkAsSpams)
{
if (markAsSpam.ByUser.IsPublicUser() && (markAsSpam.MarkedAt <= expireDate))
{
markAsSpam.ByUser.DecreaseScoreBy(_userScoreTable.StoryMarkedAsSpam, action);
}
}
foreach (IComment comment in theStory.Comments)
{
if (comment.ByUser.IsPublicUser() && (comment.CreatedAt <= expireDate))
{
comment.ByUser.DecreaseScoreBy(_userScoreTable.StoryCommented, action);
}
}
foreach (IVote vote in theStory.Votes)
{
if (!theStory.IsPostedBy(vote.ByUser))
{
if (vote.ByUser.IsPublicUser() && (vote.PromotedAt <= expireDate))
{
decimal score = theStory.IsPublished() ?
_userScoreTable.PublishedStoryPromoted :
_userScoreTable.UpcomingStoryPromoted;
vote.ByUser.DecreaseScoreBy(score, action);
}
}
}
if (theStory.PostedBy.IsPublicUser())
{
theStory.PostedBy.DecreaseScoreBy(_userScoreTable.StorySubmitted, action);
}
}
