ActionCable::Server::Broadcasting
module ActionCable::Server::Broadcasting
Broadcasting is how other parts of your application can send messages to a channel's subscribers. As explained in Channel, most of the time, these broadcastings are streamed directly to the clients subscribed to the named broadcasting. Let's explain with a full-stack example:
class WebNotificationsChannel < ApplicationCable::Channel def subscribed stream_from "web_notifications_#{current_user.id}" end end # Somewhere in your app this is called, perhaps from a NewCommentJob: ActionCable.server.broadcast \ "web_notifications_1", { title: "New things!", body: "All that's fit for print" } # Client-side CoffeeScript, which assumes you've already requested the right to send web notifications: App.cable.subscriptions.create "WebNotificationsChan