public async Task <AkismetResponse> IsSpam(HttpRequest req, Comment comment, FormContents formContents)
{
var userAgent = req.Headers["User-Agent"];
var blog = new Uri(_settings.AkismetBlogUrl);
using (var akismetClient = new AkismetClient(_settings.AkismetApiKey, blog, userAgent))
{
var akismetResult = await akismetClient.IsSpam2(new AkismetComment
{
Blog = blog,
CommentAuthor = comment.Name,
CommentAuthorEmail = formContents.Fields.Email,
CommentContent = comment.Body,
CommentType = "comment", // https://akismet.com/development/api/#comment-check
Permalink = formContents.Options.Origin,
Referrer = req.Headers["Referer"],
UserAgent = userAgent,
UserIp = req.HttpContext.Connection.RemoteIpAddress.ToString()
});
var response = new AkismetResponse
{
IsSpam = akismetResult.IsSpam,
Text = akismetResult.Text,
ProTip = akismetResult.ProTip,
DebugHelp = akismetResult.DebugHelp
};
_log.LogDebug("Akismet result: {0}", response);
return(response);
}
}
private void CheckAkismet(AkismetResponse akismetResponse, StringBuilder reasonForModeration)
{
if (akismetResponse.IsSpam)
{
reasonForModeration.AppendLine("Akismet says it's spam");
}
if (string.Compare(akismetResponse.ProTip, "discard", StringComparison.InvariantCultureIgnoreCase) == 0)
{
reasonForModeration.AppendLine("Akismet pro-tip is 'discard'");
}
}
public ModerationAnalysisReport NeedsModeration(Comment comment, RecaptchaResponse recaptchaResponse, AkismetResponse akismetResponse, KnownCommenterResponse knownCommenterResponse)
{
var reasonForModeration = new StringBuilder();
CheckReCaptcha(recaptchaResponse, reasonForModeration);
CheckAkismet(akismetResponse, reasonForModeration);
CheckKnownCommenter(knownCommenterResponse, reasonForModeration);
if (reasonForModeration.Length > 0)
{
_log.LogInformation("Comment needs moderation because: {0}", reasonForModeration.ToString());
}
else
{
_log.LogInformation("Comment does not need moderation");
}
return(new ModerationAnalysisReport
{
NeedsModeration = reasonForModeration.Length > 0,
ReasonForModeration = reasonForModeration.ToString()
});
}
