public void SendEmailsForPost(Post post, Channel sourceChannel)
{
var message = new MailMessage();
message.From = new MailAddress(_fromEmail, "Info Hub");
message.Subject = string.Format("New Infohub message for '{0}'", sourceChannel.Name);
message.Body = _GetEmailText(post);
message.BodyEncoding = Encoding.UTF8;
foreach (var user in sourceChannel.Users)
{
if (user.User.EmailNotificationEnabled)
message.Bcc.Add(user.User.Email);
}
_client.SendAsync(message, null);
}
private void _UnregisterFromChannel(Channel channel)
{
var channelForUser = _GetChannelForCurrentUserById(channel);
if (channelForUser != null)
{
_dbContext.SubscribedChannelsByUser.Remove(channelForUser);
foreach (var postForUser in _dbContext.PostsForUser.Where(x => x.SourceChannel.Id == channel.Id && x.User.Id == CurrentUser.Id))
_dbContext.PostsForUser.Remove(postForUser);
}
}
private void _RegisterForChannel(Channel channel)
{
channel.Users.Add(new SubscribedChannelByUser() {User = CurrentUser});
var recentPostsForChannel = _dbContext.Posts.Where(x => x.Channel.Id == channel.Id)
.OrderByDescending(x => x.Date).Take(RECENT_CHANNEL_COUNT).ToArray();
foreach (var recentPost in recentPostsForChannel)
_GetPostForUser(recentPost, CurrentUser, channel);
}
private PostForUser _GetPostForUser(Post post, User user, Channel sourceChannel)
{
var postForUser = _dbContext.PostsForUser.SingleOrDefault(x => x.Post.Id == post.Id && x.User.Id == user.Id && x.SourceChannel.Id == sourceChannel.Id);
if (postForUser == null)
{
postForUser = new PostForUser { Post = post, User = user, WasRead = false, SourceChannel = sourceChannel };
_dbContext.PostsForUser.Add(postForUser);
}
return postForUser;
}
private ChannelViewModel[] _GetChannelsForParent(Channel parent, IEnumerable<Channel> allChannels, Func<Channel, bool> getIsUserSubscribed)
{
var channels = allChannels.Where(x => x.ParentChannel == parent).ToArray();
var results = Mapper.Map<ChannelViewModel[]>(channels);
for (int i = 0; i < channels.Length; i++)
{
results[i].IsUserSubscribed = getIsUserSubscribed(channels[i]);
results[i].Children = _GetChannelsForParent(channels[i], allChannels, getIsUserSubscribed);
}
return results;
}
private SubscribedChannelByUser _GetChannelForCurrentUserById(Channel channel)
{
return _dbContext.SubscribedChannelsByUser.SingleOrDefault(x => x.User.Id == CurrentUser.Id && x.Channel.Id == channel.Id);
}