public static void AddComment(string textComment,
ProviderCurrentMember currentMember,
ProviderArticle anArticle ,
ref ProviderConversation conversation,
ref ProviderComment comment)
{
if (!currentMember.CanEdit(comment))
{
throw new Exception(ErrorStrings.OPERATION_NO_RIGHTS);
}
try
{
if (conversation.IsNew)
{
conversation.MemberId = currentMember.Id;
conversation.ArticleId = anArticle.Id;
conversation.CreateDate = DateTime.UtcNow;
}
conversation.EditDate = DateTime.UtcNow;
conversation.Save();
//make sure the comment code is after the save since this
//conversation doesn't exist yet.
comment.ConversationId = conversation.Id.Value;
comment.MemberId = currentMember.Id;
comment.Text = textComment;
comment.EditDate = DateTime.UtcNow;
comment.CreateDate = DateTime.UtcNow;
comment.IsHidden = false;
comment.Save();
}
catch (Exception caughtException)
{
// DO NOT LOG THIS. It is the responsibility of the calling program to handle the exception
throw new Exception("Failed to save comment", caughtException);
}
}
public virtual JsonResult AddComment(long articleId, string textComment, long? conversationId)
{
ProviderCurrentMember currentMember = ProviderCurrentMember.Instance;
AjaxReturnMsgVM viewModel = new AjaxReturnMsgVM
{
StatusCode = AjaxReturnMsgVM.Status.success,
StatusMessage = String.Empty
};
ContentCheck result = null;
if (!currentMember.IsSuperAdmin)
{
string email = string.Empty;
string domain = string.Empty;
if (currentMember.HasValidAltId(ProviderAlternateMemberId.AlternateType.Email))
{
email = currentMember.Emails[0].Email.Address;
}
if (currentMember.HasValidAltId(ProviderAlternateMemberId.AlternateType.Domain))
{
domain = currentMember.Domains[0].Domain.AbsoluteUri;
}
// The mollom client crashes if passed in special html chars ( ) so strip those before sending it over
string cleanedTextComment = HtmlParser.StripSpecialChars(textComment);
MollomClient client = new MollomClient(InsideWordWebSettings.MollomPrivateKey, InsideWordWebSettings.MollomPublicKey);
result = client.CheckContent(string.Empty, cleanedTextComment,
currentMember.DisplayAdministrativeName,
email,
domain,
HttpContext.Request.UserHostAddress);
}
if (!currentMember.IsLoggedOn)
{
viewModel.StatusCode = AjaxReturnMsgVM.Status.failure;
viewModel.StatusMessage = "You must be logged in to Comment.";
}
else if (!ProviderArticle.Exists(articleId))
{
viewModel.StatusCode = AjaxReturnMsgVM.Status.failure;
viewModel.StatusMessage = "The article you commented on no longer exists.";
}
else if(string.IsNullOrEmpty(textComment) || textComment.Length < 2)
{
viewModel.StatusCode = AjaxReturnMsgVM.Status.failure;
viewModel.StatusMessage = "A comment needs more than 1 character.";
}
else if(textComment.Length > ProviderComment.TextSize)
{
viewModel.StatusCode = AjaxReturnMsgVM.Status.failure;
viewModel.StatusMessage = "A comment can't be more than "+ProviderComment.TextSize+ " characters.";
}
else if (result != null && result.Classification == ContentClassification.Spam)
{
viewModel.StatusCode = AjaxReturnMsgVM.Status.failure;
viewModel.StatusMessage = "Your comment has been blocked as spam.";
}
else if (result != null && result.Quality < InsideWordWebSettings.MollomCommentQuality)
{
viewModel.StatusCode = AjaxReturnMsgVM.Status.failure;
viewModel.StatusMessage = "The quality of your comment is too low. Try improving things such as spelling and grammar.";
}
else
{
ProviderArticle anArticle = new ProviderArticle(articleId);
ProviderConversation conversation;
if (conversationId.HasValue)
{
conversation = new ProviderConversation(conversationId.Value);
}
else
{
conversation = new ProviderConversation();
}
ProviderComment comment = new ProviderComment();
CommentBL.AddComment(textComment,
currentMember,
anArticle,
ref conversation,
ref comment);
ProviderMember author = anArticle.Author;
long? articleAuthorId = null;
if (author != null)
{
articleAuthorId = author.Id;
}
bool isReply = conversation.Comments.Count > 1;
if (isReply)
{
CommentVM commentVM = new CommentVM(comment, currentMember, articleAuthorId);
commentVM.IsReply = isReply;
viewModel.Content = ControllerExtension.RenderPartialViewToString(this, MVC.Child.Views.Comment, (object)commentVM);
}
else
{
ConversationVM conversationVM = new ConversationVM(conversation, ProviderCurrentMember.Instance, articleAuthorId);
viewModel.Content = ControllerExtension.RenderPartialViewToString(this, MVC.Child.Views.Conversation, (object)conversationVM);
}
if (author != null &&
author.Id != currentMember.Id &&
author.HasValidAltId(ProviderAlternateMemberId.AlternateType.Email))
{
// do some calculations to determine if we should send the e-mail
int commentCount = anArticle.CountComments;
int n = (int)Math.Log((double)commentCount, 2);
if (n < 0) { n = 0; }
if (commentCount % (1 << n) == 0)
{
EmailManager.Instance.SendCommentNotificationEmail(author.Emails[0].Email, anArticle, currentMember);
}
}
}
return Json(viewModel);
}