forked from blallo/rss-bridge
84 lines
3.8 KiB
PHP
84 lines
3.8 KiB
PHP
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<?php
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class NakedSecurityBridge extends BridgeAbstract {
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public function loadMetadatas() {
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$this->maintainer = 'ORelio';
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$this->name = $this->getName();
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$this->uri = $this->getURI();
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$this->description = 'Returns the newest articles.';
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$this->update = '2016-04-30';
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}
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public function collectData(array $param) {
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function StripRecursiveHTMLSection($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 $string;
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}
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$feedUrl = 'https://feeds.feedburner.com/nakedsecurity?format=xml';
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$html = file_get_html($feedUrl) or $this->returnError('Could not request '.$this->getName().': '.$feedUrl, 500);
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$limit = 0;
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foreach ($html->find('item') as $element) {
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if ($limit < 10) {
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//Retrieve article Uri and get that page
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$article_uri = $element->find('guid', 0)->plaintext;
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$article_html = file_get_html($article_uri) or $this->returnError('Could not request '.$this->getName().': '.$article_uri, 500);
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//Build article contents from corresponding elements
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$article_title = trim($element->find('title', 0)->plaintext);
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$article_image = $article_html->find('img.wp-post-image', 0)->src;
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$article_summary = strip_tags(html_entity_decode($element->find('description', 0)->plaintext));
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$article_content = $article_html->find('div.entry-content', 0)->innertext;
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$article_content = StripRecursiveHTMLSection($article_content , 'div', '<div class="entry-prefix"');
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$article_content = StripRecursiveHTMLSection($article_content , 'script', '<script');
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$article_content = StripRecursiveHTMLSection($article_content , 'aside', '<aside');
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$article_content = '<p><img src="'.$article_image.'" /></p><p><b>'.$article_summary.'</b></p>'.$article_content;
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//Build and add final item
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$item = new \Item();
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$item->uri = $article_uri;
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$item->title = $article_title;
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$item->thumbnailUri = $article_image;
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$item->author = $article_html->find('a[rel=author]', 0)->plaintext;
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$item->timestamp = strtotime($element->find('pubDate', 0)->plaintext);
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$item->content = $article_content;
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$this->items[] = $item;
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$limit++;
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}
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}
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}
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public function getName() {
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return 'Naked Security';
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}
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public function getURI() {
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return 'https://nakedsecurity.sophos.com/';
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}
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public function getCacheDuration() {
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return 3600; //1 hour
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}
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}
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