Rss-Bridge/bridges/FeedExpanderExampleBridge.php

<?php
class FeedExpanderExampleBridge extends FeedExpander {

	const MAINTAINER = 'logmanoriginal';
	const NAME = 'FeedExpander Example';
	const URI = '#';
	const DESCRIPTION = 'Example bridge to test FeedExpander';

	const PARAMETERS = array(
		'Feed' => array(
			'version' => array(
				'name' => 'Version',
				'type' => 'list',
				'required' => true,
				'title' => 'Select your feed format/version',
				'defaultValue' => 'RSS 2.0',
				'values' => array(
					'RSS 0.91' => 'rss_0_9_1',
					'RSS 1.0' => 'rss_1_0',
					'RSS 2.0' => 'rss_2_0',
					'ATOM 1.0' => 'atom_1_0'
				)
			)
		)
	);

	public function collectData(){
		switch($this->getInput('version')){
			case 'rss_0_9_1':
				parent::collectExpandableDatas('http://static.userland.com/gems/backend/sampleRss.xml');
				break;
			case 'rss_1_0':
				parent::collectExpandableDatas('http://feeds.nature.com/nature/rss/current?format=xml');
				break;
			case 'rss_2_0':
				parent::collectExpandableDatas('http://feeds.rssboard.org/rssboard?format=xml');
				break;
			case 'atom_1_0':
				parent::collectExpandableDatas('http://segfault.linuxmint.com/feed/atom/');
				break;
			default: returnClientError('Unknown version ' . $this->getInput('version') . '!');
		}
	}

	protected function parseItem($newsItem) {
		switch($this->getInput('version')){
			case 'rss_0_9_1':
				return $this->parseRSS_0_9_1_Item($newsItem);
				break;
			case 'rss_1_0':
				return $this->parseRSS_1_0_Item($newsItem);
				break;
			case 'rss_2_0':
				return $this->parseRSS_2_0_Item($newsItem);
				break;
			case 'atom_1_0':
				return $this->parseATOMItem($newsItem);
				break;
			default: returnClientError('Unknown version ' . $this->getInput('version') . '!');
		}
	}
}