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<?php
namespace Providers;
require_once('Provider.php');
abstract class XmlFeed extends \Providers\Provider {
protected $_feedUrl;
protected $_feedXml;
abstract protected function _getFeedUrl($feed);
public function __construct($feed, $options=[]) {
parent::__construct($feed, $options);
$this->_feedUrl = $this->_getFeedUrl($feed);
if (!$this->_feedUrl) {
throw new \Exception('XML feed "' . $feed . '" undefined');
}
}
abstract protected function _parseFeedContent($feed);
protected function _fetchItems() {
$this->_feedXml = new \SimpleXMLElement($this->_feedUrl, 0, TRUE);
return $this->_parseFeedContent($this->_feedXml);
}
protected function _spamFilter($content) {
return $content;
}
protected function _sortContent($content) {
return $content;
}
}
?>
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