I’m now able to post my WordPress blog directly from Lightroom. I think that any tool that can make it easier to publish my posts is a great idea. There are several good export plugins for Lightroom available. I already have the one for Smugmug. But I hadn’t heard about a blogging export tool until now. You can find at:
http://www.photographers-toolbox.com/products/lr2blog.php?sec=main