rss-bridge/bridges/NumeramaBridge.php

48 lines
2.2 KiB
PHP

<?php
class NumeramaBridge extends HttpCachingBridgeAbstract {
public $maintainer = 'mitsukarenai';
public $name = 'Numerama';
public $uri = 'http://www.numerama.com/';
public $description = 'Returns the 5 newest posts from Numerama (full text)';
public function collectData(){
function NumeramaStripCDATA($string) {
$string = str_replace('<![CDATA[', '', $string);
$string = str_replace(']]>', '', $string);
return $string;
}
$feed = $this->uri.'feed/';
$html = $this->getSimpleHTMLDOM($feed) or $this->returnServerError('Could not request Numerama: '.$feed);
$limit = 0;
foreach($html->find('item') as $element) {
if($limit < 5) {
$item = array();
$item['title'] = html_entity_decode(NumeramaStripCDATA($element->find('title', 0)->innertext));
$item['author'] = NumeramaStripCDATA($element->find('dc:creator', 0)->innertext);
$item['uri'] = NumeramaStripCDATA($element->find('guid', 0)->plaintext);
$item['timestamp'] = strtotime($element->find('pubDate', 0)->plaintext);
$article_url = NumeramaStripCDATA($element->find('guid', 0)->plaintext);
if($this->get_cached_time($article_url) <= strtotime('-24 hours'))
$this->remove_from_cache($article_url);
$article_html = $this->get_cached($article_url) or $this->returnServerError('Could not request Numerama: '.$article_url);
$contents = $article_html->find('section[class=related-article]', 0)->innertext = ''; // remove related articles block
$contents = '<img alt="" style="max-width:300px;" src="'.$article_html->find('meta[property=og:image]', 0)->getAttribute('content').'">'; // add post picture
$contents = $contents.$article_html->find('article[class=post-content]', 0)->innertext; // extract the post
$item['content'] = $contents;
$this->items[] = $item;
$limit++;
}
}
}
public function getCacheDuration() {
return 1800; // 30min
}
}