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- <?php
- class NextgovBridge extends BridgeAbstract {
- public function loadMetadatas() {
- $this->maintainer = 'ORelio';
- $this->name = 'Nextgov Bridge';
- $this->uri = 'https://www.nextgov.com/';
- $this->description = 'USA Federal technology news, best practices, and web 2.0 tools.';
- $this->parameters[] = array(
- 'category'=>array(
- 'name'=>'Category',
- 'type'=>'list',
- 'values'=>array(
- 'All'=>'all',
- 'Technology News'=>'technology-news',
- 'CIO Briefing'=>'cio-briefing',
- 'Emerging Tech'=>'emerging-tech',
- 'Cloud'=>'cloud-computing',
- 'Cybersecurity'=>'cybersecurity',
- 'Mobile'=>'mobile',
- 'Health'=>'health',
- 'Defense'=>'defense',
- 'Big Data'=>'big-data'
- )
- )
- );
- }
- public function collectData(array $param) {
- function ExtractFromDelimiters($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;
- }
- $category = $param['category'];
- if (empty($category))
- $category = 'all';
- if ($category !== preg_replace('/[^a-z-]+/', '', $category) || strlen($category > 32))
- $this->returnClientError('Invalid "category" parameter.');
- $url = $this->getURI().'rss/'.$category.'/';
- $html = $this->getSimpleHTMLDOM($url) or $this->returnServerError('Could not request Nextgov: '.$url);
- $limit = 0;
- foreach ($html->find('item') as $element) {
- if ($limit < 10) {
- $article_url = ExtractFromDelimiters($element->innertext, '<link>', '</link>');
- $article_author = ExtractFromDelimiters($element->innertext, 'dc/elements/1.1/">', '</dc:creator>');
- $article_title = $element->find('title', 0)->plaintext;
- $article_subtitle = $element->find('description', 0)->plaintext;
- $article_timestamp = strtotime($element->find('pubDate', 0)->plaintext);
- $article_thumbnail = ExtractFromDelimiters($element->innertext, '<media:content url="', '"');
- $article = $this->getSimpleHTMLDOM($article_url) or $this->returnServerError('Could not request Nextgov: '.$article_url);
- $contents = $article->find('div.wysiwyg', 0)->innertext;
- $contents = StripWithDelimiters($contents, '<div class="ad-container">', '</div>');
- $contents = StripWithDelimiters($contents, '<div', '</div>'); //ad outer div
- $contents = StripWithDelimiters($contents, '<script', '</script>');
- $contents = ($article_thumbnail == '' ? '' : '<p><img src="'.$article_thumbnail.'" /></p>')
- .'<p><b>'.$article_subtitle.'</b></p>'
- .trim($contents);
- $item = array();
- $item['uri'] = $article_url;
- $item['title'] = $article_title;
- $item['author'] = $article_author;
- $item['timestamp'] = $article_timestamp;
- $item['content'] = $contents;
- $this->items[] = $item;
- $limit++;
- }
- }
- }
- }
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