diff options
Diffstat (limited to 'actioncable/lib/action_cable/channel/broadcasting.rb')
-rw-r--r-- | actioncable/lib/action_cable/channel/broadcasting.rb | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/actioncable/lib/action_cable/channel/broadcasting.rb b/actioncable/lib/action_cable/channel/broadcasting.rb index acc791817b..9f702e425e 100644 --- a/actioncable/lib/action_cable/channel/broadcasting.rb +++ b/actioncable/lib/action_cable/channel/broadcasting.rb @@ -7,22 +7,32 @@ module ActionCable module Broadcasting extend ActiveSupport::Concern - delegate :broadcasting_for, to: :class + delegate :broadcasting_for, :broadcast_to, to: :class - class_methods do + module ClassMethods # Broadcast a hash to a unique broadcasting for this <tt>model</tt> in this channel. def broadcast_to(model, message) - ActionCable.server.broadcast(broadcasting_for([ channel_name, model ]), message) + ActionCable.server.broadcast(broadcasting_for(model), message) end - def broadcasting_for(model) #:nodoc: + # Returns a unique broadcasting identifier for this <tt>model</tt> in this channel: + # + # CommentsChannel.broadcasting_for("all") # => "comments:all" + # + # You can pass any object as a target (e.g. Active Record model), and it + # would be serialized into a string under the hood. + def broadcasting_for(model) + serialize_broadcasting([ channel_name, model ]) + end + + def serialize_broadcasting(object) #:nodoc: case - when model.is_a?(Array) - model.map { |m| broadcasting_for(m) }.join(":") - when model.respond_to?(:to_gid_param) - model.to_gid_param + when object.is_a?(Array) + object.map { |m| serialize_broadcasting(m) }.join(":") + when object.respond_to?(:to_gid_param) + object.to_gid_param else - model.to_param + object.to_param end end end |