rss-bridge/bridges/CNETBridge.php
2017-02-15 19:38:32 +01:00

93 lines
3.1 KiB
PHP

<?php
class CNETBridge extends BridgeAbstract {
const MAINTAINER = 'ORelio';
const NAME = 'CNET News';
const URI = 'http://www.cnet.com/';
const CACHE_TIMEOUT = 1800; // 30min
const DESCRIPTION = 'Returns the newest articles. <br /> You may specify a
topic found in some section URLs, else all topics are selected.';
const PARAMETERS = array( array(
'topic' => array(
'name' => 'Topic name'
)
));
public function collectData(){
function extractFromDelimiters($string, $start, $end){
if(strpos($string, $start) !== false){
$section_retrieved = substr($string, strpos($string, $start) + strlen($start));
$section_retrieved = substr($section_retrieved, 0, strpos($section_retrieved, $end));
return $section_retrieved;
}
return false;
}
function stripWithDelimiters($string, $start, $end){
while(strpos($string, $start) !== false){
$section_to_remove = substr($string, strpos($string, $start));
$section_to_remove = substr($section_to_remove, 0, strpos($section_to_remove, $end) + strlen($end));
$string = str_replace($section_to_remove, '', $string);
}
return $string;
}
function cleanArticle($article_html){
$article_html = '<p>' . substr($article_html, strpos($article_html, '<p>') + 3);
$article_html = stripWithDelimiters($article_html, '<span class="credit">', '</span>');
$article_html = stripWithDelimiters($article_html, '<script', '</script>');
$article_html = stripWithDelimiters($article_html, '<div class="shortcode related-links', '</div>');
$article_html = stripWithDelimiters($article_html, '<a class="clickToEnlarge">', '</a>');
return $article_html;
}
$pageUrl = self::URI . (empty($this->getInput('topic')) ? '' : 'topics/' . $this->getInput('topic') . '/');
$html = getSimpleHTMLDOM($pageUrl) or returnServerError('Could not request CNET: ' . $pageUrl);
$limit = 0;
foreach($html->find('div.assetBody') as $element){
if($limit < 8){
$article_title = trim($element->find('h2', 0)->plaintext);
$article_uri = self::URI . ($element->find('a', 0)->href);
$article_timestamp = strtotime($element->find('time.assetTime', 0)->plaintext);
$article_author = trim($element->find('a[rel=author]', 0)->plaintext);
if(!empty($article_title) && !empty($article_uri) && strpos($article_uri, '/news/') !== false){
$article_html = getSimpleHTMLDOM($article_uri)
or returnServerError('Could not request CNET: ' . $article_uri);
$article_content = trim(
cleanArticle(
extractFromDelimiters(
$article_html,
'<div class="articleContent',
'<footer>'
)
)
);
$item = array();
$item['uri'] = $article_uri;
$item['title'] = $article_title;
$item['author'] = $article_author;
$item['timestamp'] = $article_timestamp;
$item['content'] = $article_content;
$this->items[] = $item;
$limit++;
}
}
}
}
public function getName(){
if(!is_null($this->getInput('topic'))){
$topic = $this->getInput('topic');
return 'CNET News Bridge' . (empty($topic) ? '' : ' - ' . $topic);
}
return parent::getName();
}
}