/**
* @param HttpAdapterInterface $adapter An HTTP adapter.
* @param string $endpoint Root URL of the SPARQL knowledge base
* @param string $user authenticatd user.
* @param string $user authenticatd password.
*/
public function __construct(HttpAdapterInterface $adapter, $kbid = null, $secretKey = null, $endpoint = null)
{
if (is_null($kbid)) {
$kbid = 'demo';
}
if (is_null($secretKey)) {
$secretKey = 'demo';
}
if (is_null($endpoint)) {
$endpoint = "https://hub1.linkeddata.center/{$kbid}";
}
HttpClient::useIdentity($kbid, $secretKey);
$this->sparql = new SparqlClient("{$endpoint}/sparql");
parent::__construct($adapter);
}
/**
* @param HttpAdapterInterface $adapter An HTTP adapter.
* @param string $locale A locale (optional).
*/
public function __construct(HttpAdapterInterface $adapter, $kbid = null, $secretKey = null, $endpoint = null)
{
parent::__construct($adapter, static::ROOT_URL, 'it_IT');
if (is_null($kbid)) {
$kbid = 'demo';
}
if (is_null($secretKey)) {
$secretKey = 'demo';
}
if (is_null($endpoint)) {
$endpoint = "https://hub1.linkeddata.center/{$kbid}";
}
HttpClient::useIdentity($kbid, $secretKey);
$this->sparql = new SparqlClient("{$endpoint}/sparql");
$this->factory = new AddressFactory();
}
public function get()
{
// sanitize request input
$username = filter_input(INPUT_GET, 'username', FILTER_SANITIZE_STRING);
$password = filter_input(INPUT_GET, 'password', FILTER_SANITIZE_STRING);
$endpoint = filter_input(INPUT_GET, 'endpoint', FILTER_SANITIZE_URL);
$query = filter_input(INPUT_GET, 'query', FILTER_UNSAFE_RAW);
// prepare request content model
if ($endpoint && $query) {
HttpClient::useIdentity($username, $password);
$sparql = new SparqlClient($endpoint);
$result = $sparql->query($query);
} else {
$result = new Graph($_SERVER['REQUEST_URI']);
}
return self::stateTransfer($result, WebLink::factory('sparqlForm.php?' . http_build_query($_GET))->rel('edit'));
}