public ActionResult EditPost(DialoguePage page)
{
using (UnitOfWorkManager.NewUnitOfWork())
{
// Got to get a lot of things here as we have to check permissions
// Get the post
var id = Request["id"];
if (string.IsNullOrEmpty(id))
{
return ErrorToHomePage(Lang("Errors.GenericMessage"));
}
var post = ServiceFactory.PostService.Get(new Guid(id));
// Get the topic
var topic = post.Topic;
var category = ServiceFactory.CategoryService.Get(topic.CategoryId);
// get the users permissions
var permissions = ServiceFactory.PermissionService.GetPermissions(category, _membersGroup);
if (post.MemberId == CurrentMember.Id || permissions[AppConstants.PermissionModerate].IsTicked)
{
var viewModel = new EditPostViewModel { Content = Server.HtmlDecode(post.PostContent), Id = post.Id, Permissions = permissions };
// Now check if this is a topic starter, if so add the rest of the field
if (post.IsTopicStarter)
{
viewModel.Category = topic.CategoryId;
viewModel.IsLocked = topic.IsLocked;
viewModel.IsSticky = topic.IsSticky;
viewModel.IsTopicStarter = post.IsTopicStarter;
viewModel.Name = topic.Name;
viewModel.Categories = ServiceFactory.CategoryService.GetAllowedCategories(_membersGroup).ToList();
if (topic.Poll != null && topic.Poll.PollAnswers.Any())
{
// Has a poll so add it to the view model
viewModel.PollAnswers = topic.Poll.PollAnswers;
}
}
var pageViewModel = new EditPostPageViewModel(page)
{
EditPostViewModel = viewModel,
PageTitle = Lang("Post.EditPostPageTitle")
};
return View(PathHelper.GetThemeViewPath("EditPost"), pageViewModel);
}
return NoPermission(topic);
}
}
public ActionResult EditPost(EditPostViewModel editPostViewModel)
{
using (var unitOfWork = UnitOfWorkManager.NewUnitOfWork())
{
// Got to get a lot of things here as we have to check permissions
// Get the post
var post = ServiceFactory.PostService.Get(editPostViewModel.Id);
// Get the topic
var topic = post.Topic;
var category = ServiceFactory.CategoryService.Get(topic.CategoryId);
topic.Category = category;
// get the users permissions
var permissions = ServiceFactory.PermissionService.GetPermissions(category, _membersGroup);
if (post.MemberId == CurrentMember.Id || permissions[AppConstants.PermissionModerate].IsTicked)
{
// User has permission so update the post
post.PostContent = AppHelpers.GetSafeHtml(ServiceFactory.BannedWordService.SanitiseBannedWords(editPostViewModel.Content));
post.DateEdited = DateTime.UtcNow;
// if topic starter update the topic
if (post.IsTopicStarter)
{
// if category has changed then update it
if (topic.Category.Id != editPostViewModel.Category)
{
var cat = ServiceFactory.CategoryService.Get(editPostViewModel.Category);
topic.Category = cat;
}
topic.IsLocked = editPostViewModel.IsLocked;
topic.IsSticky = editPostViewModel.IsSticky;
topic.Name = AppHelpers.GetSafeHtml(ServiceFactory.BannedWordService.SanitiseBannedWords(editPostViewModel.Name));
// See if there is a poll
if (editPostViewModel.PollAnswers != null && editPostViewModel.PollAnswers.Count > 0)
{
// Now sort the poll answers, what to add and what to remove
// Poll answers already in this poll.
var postedIds = editPostViewModel.PollAnswers.Select(x => x.Id);
//var existingAnswers = topic.Poll.PollAnswers.Where(x => postedIds.Contains(x.Id)).ToList();
var existingAnswers = editPostViewModel.PollAnswers.Where(x => topic.Poll.PollAnswers.Select(p => p.Id).Contains(x.Id)).ToList();
var newPollAnswers = editPostViewModel.PollAnswers.Where(x => !topic.Poll.PollAnswers.Select(p => p.Id).Contains(x.Id)).ToList();
var pollAnswersToRemove = topic.Poll.PollAnswers.Where(x => !postedIds.Contains(x.Id)).ToList();
// Loop through existing and update names if need be
//TODO: Need to think about this in future versions if they change the name
//TODO: As they could game the system by getting votes and changing name?
foreach (var existPollAnswer in existingAnswers)
{
// Get the existing answer from the current topic
var pa = topic.Poll.PollAnswers.FirstOrDefault(x => x.Id == existPollAnswer.Id);
if (pa != null && pa.Answer != existPollAnswer.Answer)
{
// If the answer has changed then update it
pa.Answer = existPollAnswer.Answer;
}
}
// Loop through and remove the old poll answers and delete
foreach (var oldPollAnswer in pollAnswersToRemove)
{
// Delete
ServiceFactory.PollService.Delete(oldPollAnswer);
// Remove from Poll
topic.Poll.PollAnswers.Remove(oldPollAnswer);
}
// Poll answers to add
foreach (var newPollAnswer in newPollAnswers)
{
var npa = new PollAnswer
{
Poll = topic.Poll,
Answer = newPollAnswer.Answer
};
ServiceFactory.PollService.Add(npa);
topic.Poll.PollAnswers.Add(npa);
}
}
else
{
// Need to check if this topic has a poll, because if it does
// All the answers have now been removed so remove the poll.
if (topic.Poll != null)
{
//Firstly remove the answers if there are any
if (topic.Poll.PollAnswers != null && topic.Poll.PollAnswers.Any())
{
var answersToDelete = new List<PollAnswer>();
answersToDelete.AddRange(topic.Poll.PollAnswers);
foreach (var answer in answersToDelete)
{
// Delete
ServiceFactory.PollService.Delete(answer);
// Remove from Poll
topic.Poll.PollAnswers.Remove(answer);
}
}
// Now delete the poll
var pollToDelete = topic.Poll;
ServiceFactory.PollService.Delete(pollToDelete);
// Remove from topic.
topic.Poll = null;
}
}
}
// redirect back to topic
var message = new GenericMessageViewModel
{
Message = Lang("Post.Updated"),
MessageType = GenericMessages.Success
};
try
{
unitOfWork.Commit();
ShowMessage(message);
return Redirect(topic.Url);
}
catch (Exception ex)
{
unitOfWork.Rollback();
LogError(ex);
throw new Exception(Lang("Errors.GenericError"));
}
}
return NoPermission(topic);
}
}
