rss-bridge/bridges/TheHackerNewsBridge.php
Pierre Mazière 9a0da733ef [bridges] use constants instead of variable members
Signed-off-by: Pierre Mazière <pierre.maziere@gmx.com>
2016-09-01 23:15:51 +02:00

71 lines
3.3 KiB
PHP

<?php
class TheHackerNewsBridge extends BridgeAbstract {
const MAINTAINER = 'ORelio';
const NAME = 'The Hacker News Bridge';
const URI = 'https://thehackernews.com/';
const DESCRIPTION = 'Cyber Security, Hacking, Technology News.';
public function collectData(){
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 $string;
}
function StripRecursiveHTMLSection($string, $tag_name, $tag_start) {
$open_tag = '<'.$tag_name;
$close_tag = '</'.$tag_name.'>';
$close_tag_length = strlen($close_tag);
if (strpos($tag_start, $open_tag) === 0) {
while (strpos($string, $tag_start) !== false) {
$max_recursion = 100;
$section_to_remove = null;
$section_start = strpos($string, $tag_start);
$search_offset = $section_start;
do {
$max_recursion--;
$section_end = strpos($string, $close_tag, $search_offset);
$search_offset = $section_end + $close_tag_length;
$section_to_remove = substr($string, $section_start, $section_end - $section_start + $close_tag_length);
$open_tag_count = substr_count($section_to_remove, $open_tag);
$close_tag_count = substr_count($section_to_remove, $close_tag);
} while ($open_tag_count > $close_tag_count && $max_recursion > 0);
$string = str_replace($section_to_remove, '', $string);
}
}
return $string;
}
$html = $this->getSimpleHTMLDOM($this->getURI()) or $this->returnServerError('Could not request TheHackerNews: '.$this->getURI());
$limit = 0;
foreach ($html->find('article') as $element) {
if ($limit < 5) {
$article_url = $element->find('a.entry-title', 0)->href;
$article_author = trim($element->find('span.vcard', 0)->plaintext);
$article_title = $element->find('a.entry-title', 0)->plaintext;
$article_timestamp = strtotime($element->find('span.updated', 0)->plaintext);
$article = $this->getSimpleHTMLDOM($article_url) or $this->returnServerError('Could not request TheHackerNews: '.$article_url);
$contents = $article->find('div.articlebodyonly', 0)->innertext;
$contents = StripRecursiveHTMLSection($contents, 'div', '<div class=\'clear\'');
$contents = StripWithDelimiters($contents, '<script', '</script>');
$item = array();
$item['uri'] = $article_url;
$item['title'] = $article_title;
$item['author'] = $article_author;
$item['timestamp'] = $article_timestamp;
$item['content'] = trim($contents);
$this->items[] = $item;
$limit++;
}
}
}
}