Writing a Community with the Zend Framework and Smarty template engine
The first part in a long series describing how to use the PHP Zend Framework and the PHP Smarty templating engine to create a combined CMS and Community where people will have their own blogs and photo galleries. At the end of the series there is a download link to the source code.
http://www.good-tutorials.com/tutorial/27013/writing-a-community-with-the-zend-framework-and-smarty-template-engine