function label($props, $uri = 'Something')
{
global $prefixes;
extract($prefixes);
$labelPs = array($dct . 'title', $foaf . 'name', $rdfs . 'label');
foreach ($labelPs as $p) {
if (isset($props[$p])) {
return $props[$p][0]['value'];
}
}
$type = 'Thing';
if (isset($props[$rdf . 'type'])) {
$type = $props[$rdf . 'type'][0]['value'];
}
return "A " . curie($type);
}
function addMetadata($data, &$Config, $types, $facets, $namespaces)
{
$datasetUri = 'http://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['SCRIPT_NAME']) . '/';
$documentUri = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
$documentUri = array_shift(explode('?', $documentUri));
if ($query = getQuery()) {
$documentUri .= '?' . $query;
}
if (isset($data[$documentUri])) {
$documentUri .= '&_output=turtle';
}
$DocumentGraph = new Graph($documentUri, $data);
$count = 1;
foreach ($data as $uri => $props) {
$prop = rdf_ns . '_' . $count++;
$DocumentGraph->setResource($prop, $uri);
}
if ($documentUri != $datasetUri) {
$DocumentGraph->setResource(void_ns . 'inDataset', $datasetUri);
} else {
$DocumentGraph->setResource(rdf_ns . 'type', void_ns . 'Dataset');
foreach ($types as $type => $entities) {
$classPartition = $DocumentGraph->setResource(void_ns . 'classPartition', $datasetUri . '?rdf:type=' . curie($type));
$classPartition->setResource(void_ns . 'class', $type);
$classPartition->setLiteral(void_ns . 'entities', $entities);
}
foreach ($namespaces as $ns => $n) {
$vocabUri = preg_replace('@#$@', '', $ns);
$DocumentGraph->setResource(void_ns . 'vocabulary', $vocabUri);
}
}
if (!empty($Config->license)) {
$DocumentGraph->setResource(dcterms_ns . 'license', $Config->license);
}
if (!empty($Config->name)) {
$DocumentGraph->setLiteral(dcterms_ns . 'title', $Config->name);
}
return $DocumentGraph->getIndex();
}
if (!is_file($data_file)) {
throw new Exception("{$data_file} could not be found");
}
$store->loadDataFile($data_file);
// $store->loadData(file_get_contents($data_file));
// $this->createHierarchicalIndex();
}
$types = $store->getTypes();
$query = getQuery();
$page = 1;
$offset = isset($_GET['_page']) && ($page = $_GET['_page']) ? ($_GET['_page'] - 1) * 10 : 0;
$showMap = strpos($query, '_near') !== false || isset($_GET['_near']) ? true : false;
if (!empty($query)) {
//query based title
list($path, $value) = explode('=', $query);
$value = curie($value);
$title = local($value);
if ($path == 'rdf:type') {
$title = plural($title);
} else {
$title = local($path) . ': ' . $title;
}
$data = $store->query($query, 10, $offset);
} else {
if (isset($_GET['_near'])) {
$distance = isset($_GET['_near_distance']) ? (double) $_GET['_near_distance'] : 50;
$title = "Near: " . local($_GET['_near']);
$showMap = true;
$data = $store->distance($_GET['_near'], $distance);
} else {
if (isset($_GET['_search']) && ($search = $_GET['_search'])) {
