75 lines
3.4 KiB
PHP
75 lines
3.4 KiB
PHP
<?php
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class WeLiveSecurityBridge 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 = '2016-07-19';
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}
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public function collectData(array $param) {
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function ExtractFromDelimiters($string, $start, $end) {
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if (strpos($string, $start) !== false) {
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$section_retrieved = substr($string, strpos($string, $start) + strlen($start));
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$section_retrieved = substr($section_retrieved, 0, strpos($section_retrieved, $end));
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return $section_retrieved;
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} return false;
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}
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function StripWithDelimiters($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 $string;
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}
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$feed = $this->getURI().'feed/';
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$html = $this->file_get_html($feed) or $this->returnError('Could not request '.$this->getName().': '.$feed, 500);
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$limit = 0;
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foreach ($html->find('item') as $element) {
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if ($limit < 5) {
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$article_image = $element->find('image', 0)->plaintext;
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$article_url = ExtractFromDelimiters($element->innertext, '<link>', '</link>');
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$article_summary = ExtractFromDelimiters($element->innertext, '<description><![CDATA[<p>', '</p>');
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$article_html = file_get_contents($article_url) or $this->returnError('Could not request '.$this->getName().': '.$article_url, 500);
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if (substr($article_html, 0, 2) == "\x1f\x8b") //http://www.gzip.org/zlib/rfc-gzip.html#header-trailer -> GZip ID1
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$article_html = gzdecode($article_html); //Response is GZipped even if we didn't accept GZip!? Let's decompress...
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$article_html = str_get_html($article_html); //Now we have our HTML data. But still, that's an important HTTP violation...
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$article_content = $article_html->find('div.wlistingsingletext', 0)->innertext;
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$article_content = StripWithDelimiters($article_content, '<script', '</script>');
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$article_content = '<p><img src="'.$article_image.'" /></p>'
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.'<p><b>'.$article_summary.'</b></p>'
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.trim($article_content);
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$item = new \Item();
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$item->uri = $article_url;
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$item->thumbnailUri = $article_image;
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$item->title = $element->find('title', 0)->plaintext;
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$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 'We Live Security';
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}
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public function getURI() {
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return 'http://www.welivesecurity.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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} |