Most notably, this allows for these pages to be used with Facebook's Like Button and Graph API as well as within Google+ posts..
Open Graph plugin inserts Open Graph into WordPress posts and pages, and provides extension mechansim for other plugins and themes to override this data, or to provide Open Graph data..
This plugin does not add social plugins like Facebook Like Button or Google +1 Button to your pages.
For example, if you have plugin that defines custom post type named movie., you could override Open Graph 'type property for those posts using function like function my og type { if == movie ) { $type = movie } return $type } add filter.
The plugin populates the meta 'name attribute alongside the 'property attribute by default.
Because both, the og * and twitter * names, are registered at http wiki whatwg org wiki MetaExtensions, this stays compliant with HTML5 spec.
If you want to use strict way anyways, you can enable the scrict mode by adding the following line to your config php define ...
Once that was done, the debugger showed all of the in each post under the image tag, and sharing on Facebook enabled choosing one or more images for the share...
Browse the code, check out SVN repository, or subscribe to the development log by RSS...
If the post has post thumbnail, that is still used as the primary image.. version 1.3 add 'opengraph prefixes filter for defining additional prefixes add new basic properties, and remove some old ones.
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