public bool ValidateComment(Comment comment) {
CommentSettingsRecord commentSettingsRecord = CurrentSite.As<CommentSettings>().Record;
string akismetKey = commentSettingsRecord.AkismetKey;
string akismetUrl = commentSettingsRecord.AkismetUrl;
bool enableSpamProtection = commentSettingsRecord.EnableSpamProtection;
if (enableSpamProtection == false) {
return true;
}
if (String.IsNullOrEmpty(akismetKey)) {
_notifer.Information(T("Please configure your Akismet key for spam protection"));
return true;
}
if (String.IsNullOrEmpty(akismetUrl)) {
akismetUrl = "http://www.orchardproject.net";
}
Akismet akismetApi = new Akismet(akismetKey, akismetUrl, null);
AkismetComment akismetComment = new AkismetComment {
CommentAuthor = comment.Record.Author,
CommentAuthorEmail = comment.Record.Email,
Blog = comment.Record.SiteName,
CommentAuthorUrl = comment.Record.SiteName,
CommentContent = comment.Record.CommentText,
UserAgent = HttpContext.Current.Request.UserAgent,
};
if (akismetApi.VerifyKey()) {
return akismetApi.CommentCheck(akismetComment);
}
return false;
}
public void Process(CreateCommentArgs args)
{
Assert.IsNotNull(args.CommentItem, "Comment Item cannot be null");
if (!string.IsNullOrEmpty(Settings.AkismetAPIKey) && !string.IsNullOrEmpty(Settings.CommentWorkflowCommandSpam))
{
var workflow = args.Database.WorkflowProvider.GetWorkflow(args.CommentItem);
if (workflow != null)
{
var api = new Akismet(Settings.AkismetAPIKey, ManagerFactory.BlogManagerInstance.GetCurrentBlog().SafeGet(x => x.Url), "WeBlog/2.1");
var isSpam = api.CommentCheck(args.CommentItem);
if (isSpam)
{
//Need to switch to shell website to execute workflow
using (new SiteContextSwitcher(SiteContextFactory.GetSiteContext(Sitecore.Constants.ShellSiteName)))
{
workflow.Execute(Settings.CommentWorkflowCommandSpam, args.CommentItem, "Akismet classified this comment as spam", false, new object[0]);
}
args.AbortPipeline();
}
}
}
}
public static bool CheckForSpam(PostComments.Comment comment)
{
var api = new Akismet(AkismetKey, BlogUrl, comment.UserAgent);
if (!api.VerifyKey()) throw new Exception("Akismet API key invalid.");
var akismetComment = new AkismetComment
{
Blog = BlogUrl,
UserIp = comment.UserHostAddress,
UserAgent = comment.UserAgent,
CommentContent = comment.Body,
CommentType = "comment",
CommentAuthor = comment.Author,
CommentAuthorEmail = comment.Email,
CommentAuthorUrl = comment.Url,
};
//Check if Akismet thinks this comment is spam. Returns TRUE if spam.
return api.CommentCheck(akismetComment);
}
public bool CheckForSpam(PostComments.Comment comment)
{
//Create a new instance of the Akismet API and verify your key is valid.
string blog = ConfigurationManager.AppSettings["MainUrl"];
var api = new Akismet(akismetKey, blog, comment.UserAgent);
if (!api.VerifyKey()) throw new Exception("Akismet API key invalid.");
var akismetComment = new AkismetComment
{
Blog = blog,
UserIp = comment.UserHostAddress,
UserAgent = comment.UserAgent,
CommentContent = comment.Body,
CommentType = "comment",
CommentAuthor = comment.Author,
CommentAuthorEmail = comment.Email,
CommentAuthorUrl = comment.Url,
};
//Check if Akismet thinks this comment is spam. Returns TRUE if spam.
return api.CommentCheck(akismetComment);
}
internal static bool CheckCommentForSpamUsingAkismet(HttpRequest request, string name,
string email, string webSite, string feedbackText)
{
//Test spam username: viagra-test-123
Akismet akismetAPI = new Akismet(CacheHandler.GetBlogConfig().AkismetApiKey,
"http://www." + CacheHandler.GetBlogConfig().Host, "Test/1.0");
if (!akismetAPI.VerifyKey())
{
throw new Exception("Akismet key could not be verified.");
}
AkismetComment comment = new AkismetComment();
comment.Blog = "http://www." + CacheHandler.GetBlogConfig().Host;
comment.UserIp = request.UserHostAddress;
comment.UserAgent = request.UserAgent;
comment.CommentContent = feedbackText;
comment.CommentType = "comment";
comment.CommentAuthor = name;
comment.CommentAuthorEmail = email;
comment.CommentAuthorUrl = webSite;
bool spamCheck = akismetAPI.CommentCheck(comment);
return spamCheck;
}
public static int ScoreComment(Comment comment, Post p)
{
int score = 0;
CommentSettings cs = Get();
if (string.IsNullOrEmpty(comment.Body))
throw new Exception("No comment body found");
if (!cs.EnableCommentOnPost(p))
throw new Exception("No new comments are allowed on this post");
if(comment.Body.Trim().Length < 20)
{
score += (-1*(comment.Body.Trim().Length - 20));
}
score += Regex.Matches(comment.Body, @"(http|ftp|https):\/\/[\w]+(.[\w]+)([\w\-\.,@?^=%&:/~\+#]*[\w\-\@?^=%&/~\+#])", RegexOptions.IgnoreCase).Count;
score += CountWords(comment);
if (!String.IsNullOrEmpty(cs.AkismetId))
{
try
{
AkismetComment akComment = GetComment(comment);
Akismet akismet = new Akismet(cs.AkismetId, akComment.Blog, SiteSettings.Version);
if (akismet.CommentCheck(akComment))
score += cs.AkismetScore;
}
catch(Exception ex)
{
Log.Error("Spam - Akismet", "Akismet scoring failed.\n\nReason: {0}", ex);
}
}
return score;
}
