How to implement PubSubHubbub?

Question

I am wondering how to implement PubSubHubbub in a PHP site.I don\'t understand it.Can you explain me? I don\'t get the idea. The publisher notifies the subscriber and the su

Answer 1

• $hub_url is the url of the 3rd party hub
• $topic_url is the 'feed' you're subscribing to
• $callback_url is the url on your server that should be pinged with new results as the hub gets them.

I hope that helps!