<?php

namespace Providers;

require_once('Rss.php');

class Tumblr extends \Providers\Rss {

    private $_encoding;

    protected function __getUserAgent() {
        return 'Wget';
    }

    protected function _getFeedUrl($feed) {
        return sprintf('https://%s.tumblr.com/rss', $feed);
    }

    protected function _getCachePath() {
        return '../cache/tumblr.%s';
    }

    private function __getHttpContent($feedUrl) {
        $ch = curl_init($feedUrl);
        curl_setopt($ch, CURLOPT_USERAGENT, $this->__getUserAgent());
        curl_setopt($ch, CURLOPT_AUTOREFERER, TRUE);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($ch, CURLOPT_ENCODING, '');
        curl_setopt($ch, CURLOPT_TIMEOUT, 20);
        $page = curl_exec($ch);
        curl_close ($ch);
        return $page;
    }

    protected function _fetchItems() {
        $page = $this->__getHttpContent($this->_feedUrl);
        $this->_feedXml = new \SimpleXMLElement($page);
        return $this->_parseFeedContent($this->_feedXml);
    }

}

?>