array( 'name'=>'keyword', 'required'=>true) )); public function collectData(){ $param=$this->parameters[$this->queriedContext]; $html = ''; $link = 'http://duckduckgo.com/html/?q='.$param['u']['value'].'+sort:date'; $html = $this->getSimpleHTMLDOM($link) or $this->returnServerError('Could not request DuckDuckGo.'); foreach($html->find('div.results_links') as $element) { $item = array(); $item['uri'] = $element->find('a', 0)->href; $item['title'] = $element->find('a', 1)->innertext; $item['content'] = $element->find('div.snippet', 0)->plaintext; $this->items[] = $item; } } public function getCacheDuration(){ return 21600; // 6 hours } }