August 2011
Intermediate to advanced
546 pages
20h 53m
English
Content preview from Programming Social ApplicationsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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PubSubHubbub
PubSubHubbub is a protocol that defines a method for updates, comments, or posts to be easily syndicated and shared between a root site and any subscriber sites that syndicate the content of articles, posts, or any other data from the root site.
PubSubHubbub accomplishes this through the use of relaying hubs. A
topic site or feed URL declares the hub to be used within its RSS or
ATOM feed file as a link element.
This hub may be hosted by the feed publisher or on a community platform
hub that provides services for anyone. A subscriber would then fetch the
publisher feed, read the hub information, and then subscribe to the hub
in order to get updates. This will allow the subscriber to subscribe to
the particular feed that she is interested in seeing updates for. When
the publisher updates or changes the feed content, it would ping the hub
stating that there is a change. The hub then fetches the content and
multicasts the new or changed content out to all subscribers.
In effect, this protocol enables syndication of activities, publications, articles, or any other piece of social data out of the hosted container. This can effectively widen the reach of the social network to a host of subscribers.
How would this change OpenSocial?
An OpenSocial container, for the most part, can be considered a social silo. A container defines its social information for only its site and, unless other means are built in, it may only allow off-site access to that information through the use of ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.