<?php
class FeedExpanderExampleBridge extends RssExpander {

    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: $this->returnClientError('Unknown version ' . $this->getInput('version') . '!');
        }
    }

    protected function parseRSSItem($newsItem) {
        switch($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: $this->returnClientError('Unknown version ' . $this->getInput('version') . '!');
        }
    }
}