Liferay Blog Reader is designed to aggregate and present blogs from all sites inside a Liferay Portal that authenticated user has access to. With Liferay Blog Reader user get notifications when there has been new blog entries published from any site that the user is member of.
A user may also post new blog entries using a clean and user friendly UI.
If adding files to the post, there must exist at least one directory in the target site's document library and the user must be allowed to write to that directory.
Liferay Portal 6.1
More info: http://www.exertusit.se/products/liferay-blog-reader