public AddCommentTask(IDocumentStore documentStore, BlogConfig config, string postId,
PostComments.CommentInput commentInput, RequestValues requestValues)
{
_config = config;
this.commentInput = commentInput;
this.requestValues = requestValues;
this.postId = postId;
this.RavenDocumentStore = documentStore;
}
public static bool IsSpam(string ApiKey, string domain, PostComments.Comment comment)
{
#if DEBUG
return false;
#endif
var validator = new AkismetValidator(ApiKey);
if (!validator.VerifyKey(domain)) throw new Exception("Akismet API key invalid.");
var akismetComment = new AkismetComment
{
blog = domain,
user_ip= comment.UserHostAddress,
user_agent = comment.UserAgent,
comment_content= comment.Content,
comment_type= "comment",
comment_author = comment.Author,
comment_author_email = comment.Email,
comment_author_url= comment.Website,
};
//Check if Akismet thinks this comment is spam. Returns TRUE if spam.
return validator.IsSpam(akismetComment);
}
public override void Execute()
{
var comment = new PostComments.Comment
{
Author = commentInput.Author,
Approved = true,
Content = commentInput.Body,
CreatedAt = DateTimeOffset.UtcNow,
Email = commentInput.Email,
Website = commentInput.Website,
UserAgent = requestValues.UserAgent,
UserHostAddress = requestValues.UserHostAddress,
Replies = new List<PostComments.Comment>(),
};
var isSpam = false;
if (!string.IsNullOrWhiteSpace(_config.AkismetAPIKey) && !string.IsNullOrWhiteSpace(_config.AkismetDomain))
{
try
{
isSpam = AkismetValidator.IsSpam(_config.AkismetAPIKey, _config.AkismetDomain, comment);
}
catch (Exception ignored_ex)
{
// TODO log
}
}
var post = DocumentSession.Include<BlogPost>(blogPost => blogPost.AuthorId).Load(postId);
var postAuthor = DocumentSession.Load<User>(post.AuthorId);
var author = DocumentSession.Load<User>(commentInput.Author);
if (postAuthor != null) DocumentSession.Advanced.MarkReadOnly(postAuthor);
if (author != null) DocumentSession.Advanced.MarkReadOnly(author);
var comments = DocumentSession.Load<PostComments>(postId + "/comments");
if (comments == null)
{
comments = new PostComments();
DocumentSession.Store(comments, post.Id + "/comments");
}
if (isSpam)
{
comments.Spam.Add(comment);
}
else
{
if (commentInput.InReplyTo > 0)
{
foreach (var c in comments.Comments)
{
if (c.Id != commentInput.InReplyTo) continue;
if (c.Replies == null) c.Replies = new List<PostComments.Comment>();
c.Replies.Add(comment);
break;
}
}
else
{
comment.Id = comments.GenerateNewCommentId();
comments.Comments.Add(comment);
}
post.CommentsCount = comments.CommentsCount;
}
// if (requestValues.IsAuthenticated == false && comment.IsSpam)
// {
// if (commenter.NumberOfSpamComments > 4)
// return;
// comments.Spam.Add(comment);
// }
// else
// {
// post.CommentsCount++;
// comments.Comments.Add(comment);
// }
//
// // Now send out email notifications
// if (requestValues.IsAuthenticated)
// return; // we don't send email for authenticated users
var subject = string.Format("{1} New comment posted: {0}", post.Title, isSpam ? "[Spam] " : string.Empty);
var commentEmailHTML = string.Format(SendEmailTask.basicEmailHtml,
string.Format(
@"<div>New comment on post titled {0} by {1}, click <a href=""{2}"">here</a> to view it</div>",
post.Title, commentInput.Author, post.ToUrl(""))
);
var notify = new HashSet<string> {_config.OwnerEmail};
if (author != null) notify.Add(author.Email);
TaskExecutor.ExcuteLater(new SendEmailTask("noreply", subject, notify, commentEmailHTML));
}