/** \brief Gets relevant articles from database based on keys
* \param keys The keys to match against the keys in the database
* \returns Top 4 article matches, each contains the url to the file, a header
* and a short description (sorted wizards first, articles second)
*/
function searchArticles($keys)
{
$raw_json = file_get_contents("http://localhost:8983/solr/help_data/query?q=" . $keys);
$json = json_decode($raw_json, true);
$response = $json['response'];
$articles = null;
if ($response['numFound'] > 0) {
$docs = $response['docs'];
$wizards = array();
$regulars = array();
foreach ($docs as $doc) {
$article = new Article($doc);
if ($article->getArticleType() === "wizard") {
$wizards[] = $article;
} else {
$regulars[] = $article;
}
}
$sorted = $wizards;
foreach ($regulars as $regular) {
$sorted[] = $regular;
}
$articles = new Requests($sorted, Requests::Articles);
}
return $articles;
}
