class FayeTracking::Tracker

Public Class Methods

new(redis) click to toggle source
# File lib/faye_tracking/tracker.rb, line 3
def initialize(redis)
  @channel_to_client_ids = namespaced_key_list('channel_to_client_ids', redis)
  @client_id_to_channels = namespaced_key_list('client_id_to_channels', redis)
  @user_to_client_ids    = namespaced_key_list('user_to_client_ids',    redis)
  @client_id_to_users    = namespaced_key_list('client_id_to_users',    redis)
end

Public Instance Methods

add(channel, client_id, user) click to toggle source
# File lib/faye_tracking/tracker.rb, line 10
def add(channel, client_id, user)
  @channel_to_client_ids.add(channel, client_id)
  @client_id_to_channels.add(client_id, channel)
  @user_to_client_ids.add(user, client_id)
  @client_id_to_users.add(client_id, user)
end
channel_has_user?(channel, user) click to toggle source
# File lib/faye_tracking/tracker.rb, line 62
def channel_has_user?(channel, user)
  client_ids = @channel_to_client_ids.members(channel)
  client_ids.any? do |client_id|
    @user_to_client_ids.member? user, client_id
  end
end
channels_for_user(user) click to toggle source
# File lib/faye_tracking/tracker.rb, line 41
def channels_for_user(user)
  client_ids = @user_to_client_ids.members(user)
  client_ids.inject([]) do |acc, client_id|
    acc += @client_id_to_channels.members(client_id)
  end.uniq
end
remove(channel, client_id) click to toggle source
# File lib/faye_tracking/tracker.rb, line 21
def remove(channel, client_id)
  @channel_to_client_ids.remove(channel, client_id)
  @client_id_to_channels.remove(client_id, channel)
  @client_id_to_users.members(client_id).each do |user|
    @user_to_client_ids.remove(user, client_id)
  end
  @client_id_to_users.remove_all(client_id)
end
remove_all(client_id) click to toggle source
# File lib/faye_tracking/tracker.rb, line 30
def remove_all(client_id)
  @client_id_to_channels.members(client_id).each do |channel|
    @channel_to_client_ids.remove(channel, client_id)
  end
  @client_id_to_users.members(client_id).each do |user|
    @user_to_client_ids.remove(user, client_id)
  end
  @client_id_to_users.remove_all(client_id)
  @client_id_to_channels.remove_all(client_id)
end
user_in_channel?(user, channel) click to toggle source
# File lib/faye_tracking/tracker.rb, line 55
def user_in_channel?(user, channel)
  client_ids = @user_to_client_ids.members(user)
  client_ids.any? do |client_id|
    @channel_to_client_ids.member? channel, client_id
  end
end
user_with_client_id(client_id) click to toggle source
# File lib/faye_tracking/tracker.rb, line 17
def user_with_client_id(client_id)
  @client_id_to_users.members(client_id).first
end
users_in_channel(channel) click to toggle source
# File lib/faye_tracking/tracker.rb, line 48
def users_in_channel(channel)
  client_ids = @channel_to_client_ids.members(channel)
  client_ids.inject([]) do |acc, client_id|
    acc += @client_id_to_users.members(client_id)
  end.uniq
end

Private Instance Methods

namespaced_key_list(name, redis) click to toggle source
# File lib/faye_tracking/tracker.rb, line 71
def namespaced_key_list(name, redis)
  NamespacedKeyList.new(name, RedisKeyList.new(redis))
end