Here is submit WordPress Add-on : https://github.com/lab1092/submitwordpress
(privious version is - http://www.pasteall.org/43810/python)
you can submit your WIP to your WordPress blog from Blender 3d view.
First,Check - Enabling XML-RPC ( http://codex.wordpress.org/XML-RPC_Support ).
and then enable this Add-on. you can find it on 3dview > tool shelf.
Fill your userid , password , xmlrpc path. if you want use same blog at next time, click [Update] button.
(caution: these fields are stored file in raw text data.)
Fill title and some text, press [SubmitWordpress] button.
Actually I posted it by using this Add-on -> here and here.
[EDIT]: update the script with some enhancement. and move it to github https://github.com/lab1092/submitwordpress