<?php
    /*
    Version: 2014.0807 
    Author: Charles Johnson
    Author URI: http://radgeek.com/
    License: GPL
    */



    add_filter(
    /*hook=*/ 'syndicated_post_slug',
    /*function=*/ 'fwp_grab_slug_from_feed',
    /*order=*/ 10,
    /*arguments=*/ 2
    );



    /**
     * fwp_grab_slug_from_feed: Gets the slug to use for a post from a custom
     * feed element called <post_name>...</post_name>
     *
     * @param string $slug The current slug (if any) for the incoming post
     * @param SyndicatedPost $post An object representing the syndicated post.
     *  The syndicated item data is contained in $post->item
     *  The syndication feed channel data is contained in $post->feed
     *  The subscription data is contained in $post->link
     * @return string The slug to assign to the syndicated post, or NULL to generate
     *  a slug using WordPress's default procedure.
     */
    function fwp_grab_slug_from_feed ($slug, $post) {
        $pn = $post->query('/post_name');
        if (count($pn) > 0) :
            $slug = reset($pn);
        endif;
        return $slug;
    }