function sparql_lookup($string, $base_uri, $endpoint)
{
$ret = '';
$ret .= "<table>\n";
// check if we have a WebID uri in the search input
if (strpos(urldecode($string), '#') === false) {
// search the local cache for a match
$sparql = sparql_connect($endpoint);
// Try to match against the name, nickname or webid.
$query = 'SELECT DISTINCT ?webid WHERE {
?webid foaf:name ?name .
?webid foaf:nick ?nick .
FILTER (regex(?name, "' . $string . '", "i") || regex(?nick, "' . $string . '", "i") || regex(?webid, "' . $string . '", "i"))
MINUS { ?webid a foaf:Person .
FILTER (regex(?webid, "nodeID", "i")) .
FILTER (regex(?webid, "_:", "i")) }
}';
$result = $sparql->query($query);
if (!$result) {
$ret .= error(sparql_errno() . ": " . sparql_error());
}
while ($row = $result->fetch_array($result)) {
$ret .= viewShortInfo($row['webid'], $_SESSION['webid'], $base_uri, $endpoint);
}
} else {
// use the WebID source
$ret .= viewShortInfo($string, $_SESSION['webid'], $base_uri, $endpoint);
}
$ret .= "</table>\n";
return $ret;
}
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is furnished
* to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
include_once 'include.php';
$ret = "";
if (isset($_SESSION['webid'])) {
$me = $_SESSION['webid'];
} else {
if (isset($_REQUEST['me'])) {
$me = urldecode($_REQUEST['me']);
}
}
if (isset($_REQUEST['webid'])) {
$webid = urldecode($_REQUEST['webid']);
$ret .= viewShortInfo($webid, $me, $base_uri, SPARQL_ENDPOINT);
} else {
$ret .= "You need to specify a person.";
}
echo $ret;
?>