gistfile1.php

<?php
    public function getFeedMapping()
    {
        $type = Zend_Uri::factory('http://purl.org/ontology/po/Programme');
        $image_uri = Zend_Uri::factory($this->image->getUrl(512, 288));
        if ($this->display_buzz) {
            $hash_tags = $this->hash_tags;
            $articles = $this->articles;
            $discussions = $this->discussions;
        } else {
            $hash_tags = null;  
            $articles = null;
            $discussions = null;
        }
        if (!empty($this->products)) { 
            $products = array_slice($this->products, 0, 2);
        } else {
            $products = array();
        }
        return array(
            'urimap' => array(
                'this'    => '/programmes/' . $this->pid . '#programme',
                'brand'   => 'http://purl.org/ontology/po/Brand',
                'series'  => 'http://purl.org/ontology/po/Series',
                'episode' => 'http://purl.org/ontology/po/Episode',
                'clip'    => 'http://purl.org/ontology/po/Clip',
            ),
            'entity'               => 'programme',
            '@rdf:type'            => array($type, $this->type),
            'po:pid'              => $this->pid,
            'po:position'          => $this->position,
            'dc:title'             => $this->title,
            'po:short_synopsis'    => $this->short_synopsis,
            'po:medium_synopsis'   => $this->medium_synopsis,
            'po:long_synopsis'     => $this->long_synopsis,
            'po:duration'          => $this->play_version_duration,
            'po:display_titles'    => $this->display_titles,
            'foaf:depiction'       => $image_uri, 
            'po:ownership!'         => $this->service,
            'po:expected_child_count' => $this->expected_child_count,
            '[po:genre/genres]'    => $this->genres,
            '[po:format/formats]'  => $this->formats,
            '[po:version/versions]'=> $this->versions,
            'po:parent'            => $this->parent,
            'po:available_until'   => $this->available_until,
            '[po:hash_tag/hash_tags]' => $hash_tags,
            '[foaf:page/articles]' => $articles,
            '[foaf:page/discussions]' => $discussions,
            // Disabling products for now - need to make better
            // use of good relations
            // '[po:product/products]' => $products,
            '[po:credit/credits]' => $this->contributors,
        );
    }