76 行
无行尾
3.4 KiB
PHP
76 行
无行尾
3.4 KiB
PHP
<?php
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class TheHackerNewsBridge extends BridgeAbstract {
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public function loadMetadatas() {
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$this->maintainer = 'ORelio';
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$this->name = 'The Hacker News Bridge';
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$this->uri = 'https://thehackernews.com/';
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$this->description = 'Cyber Security, Hacking, Technology News.';
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$this->update = '2016-08-09';
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}
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public function collectData(array $param) {
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function StripWithDelimiters($string, $start, $end) {
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while (strpos($string, $start) !== false) {
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$section_to_remove = substr($string, strpos($string, $start));
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$section_to_remove = substr($section_to_remove, 0, strpos($section_to_remove, $end) + strlen($end));
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$string = str_replace($section_to_remove, '', $string);
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} return $string;
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}
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function StripRecursiveHTMLSection($string, $tag_name, $tag_start) {
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$open_tag = '<'.$tag_name;
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$close_tag = '</'.$tag_name.'>';
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$close_tag_length = strlen($close_tag);
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if (strpos($tag_start, $open_tag) === 0) {
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while (strpos($string, $tag_start) !== false) {
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$max_recursion = 100;
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$section_to_remove = null;
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$section_start = strpos($string, $tag_start);
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$search_offset = $section_start;
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do {
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$max_recursion--;
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$section_end = strpos($string, $close_tag, $search_offset);
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$search_offset = $section_end + $close_tag_length;
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$section_to_remove = substr($string, $section_start, $section_end - $section_start + $close_tag_length);
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$open_tag_count = substr_count($section_to_remove, $open_tag);
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$close_tag_count = substr_count($section_to_remove, $close_tag);
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} while ($open_tag_count > $close_tag_count && $max_recursion > 0);
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$string = str_replace($section_to_remove, '', $string);
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}
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}
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return $string;
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}
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$html = $this->file_get_html($this->getURI()) or $this->returnError('Could not request TheHackerNews: '.$this->getURI(), 500);
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$limit = 0;
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foreach ($html->find('article') as $element) {
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if ($limit < 5) {
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$article_url = $element->find('a.entry-title', 0)->href;
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$article_author = trim($element->find('span.vcard', 0)->plaintext);
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$article_title = $element->find('a.entry-title', 0)->plaintext;
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$article_timestamp = strtotime($element->find('span.updated', 0)->plaintext);
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$article = $this->file_get_html($article_url) or $this->returnError('Could not request TheHackerNews: '.$article_url, 500);
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$contents = $article->find('div.articlebodyonly', 0)->innertext;
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$contents = StripRecursiveHTMLSection($contents, 'div', '<div class=\'clear\'');
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$contents = StripWithDelimiters($contents, '<script', '</script>');
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$item = new \Item();
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$item->uri = $article_url;
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$item->title = $article_title;
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$item->author = $article_author;
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$item->timestamp = $article_timestamp;
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$item->content = trim($contents);
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$this->items[] = $item;
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$limit++;
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}
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}
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}
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} |