Do follow blog list harvester

Hello... I need a script/program, that can search/scan search engines and websites for DoFollow blogs, and then put them all together in a .txt file... -------------------------- It should mainly be Wordpress blogs, and the script should find something like: [login to view URL] And NOT: [login to view URL] -------------------------- It needs to archieve the posts and not the frontpage Please PM me, if you have further questions...