/**
* @author "Lionel Lecaque, <*****@*****.**>"
* @param string $namespace
* @param string $data xml content
*/
public function createModel($namespace, $data)
{
$modelId = $this->getModelId($namespace);
if ($modelId === false) {
common_Logger::d('modelId not found, need to add namespace ' . $namespace);
$this->addNewModel($namespace);
//TODO bad way, need to find better
$modelId = $this->getModelId($namespace);
}
$modelDefinition = new EasyRdf_Graph($namespace);
if (is_file($data)) {
$modelDefinition->parseFile($data);
} else {
$modelDefinition->parse($data);
}
$graph = $modelDefinition->toRdfPhp();
$resources = $modelDefinition->resources();
$format = EasyRdf_Format::getFormat('php');
$data = $modelDefinition->serialise($format);
foreach ($data as $subjectUri => $propertiesValues) {
foreach ($propertiesValues as $prop => $values) {
foreach ($values as $k => $v) {
$this->addStatement($modelId, $subjectUri, $prop, $v['value'], isset($v['lang']) ? $v['lang'] : null);
}
}
}
return true;
}
/**
* Method to serialise an EasyRdf_Graph to RDF/JSON
*
* http://n2.talis.com/wiki/RDF_JSON_Specification
* docs/appendix-a-rdf-formats-json.md
*
* @param EasyRdf_Graph $graph An EasyRdf_Graph object.
* @param string $format The name of the format to convert to.
* @param array $options
* @throws EasyRdf_Exception
* @return string The RDF in the new desired format.
*/
public function serialise($graph, $format, array $options = array())
{
$nodes = array();
// cache for id-to-node association
foreach ($graph->toRdfPhp() as $resource => $properties) {
echo $resource;
}
}
/**
* Helper function to test the formatter's RDFa.
*
* @param array $formatter
* An associative array describing the formatter to test and its settings
* containing:
* - type: The machine name of the field formatter to test.
* - settings: The settings of the field formatter to test.
* @param string $property
* The property that should be found.
* @param array $expected_rdf_value
* An associative array describing the expected value of the property
* containing:
* - value: The actual value of the string or URI.
* - type: The type of RDF value, e.g. 'literal' for a string, or 'uri'.
* Defaults to 'literal'.
* - datatype: (optional) The datatype of the value (e.g. xsd:dateTime).
*/
protected function assertFormatterRdfa($formatter, $property, $expected_rdf_value)
{
$expected_rdf_value += array('type' => 'literal');
// The field formatter will be rendered inside the entity. Set the field
// formatter in the entity display options before rendering the entity.
entity_get_display('entity_test', 'entity_test', 'default')->setComponent($this->fieldName, $formatter)->save();
$build = entity_view($this->entity, 'default');
$output = \Drupal::service('renderer')->renderRoot($build);
$graph = new \EasyRdf_Graph($this->uri, $output, 'rdfa');
$this->setRawContent($output);
// If verbose debugging is turned on, display the HTML and parsed RDF
// in the results.
if ($this->debug) {
print_r($output);
print_r($graph->toRdfPhp());
}
$this->assertTrue($graph->hasProperty($this->uri, $property, $expected_rdf_value), "Formatter {$formatter['type']} exposes data correctly for {$this->fieldType} fields.");
}
private function render_rdf($body)
{
global $iso_countries;
require_once 'vendor/autoload.php';
try {
$rdf_doc = new EasyRdf_Graph($this->uriCache->uri, $body);
} catch (Exception $e) {
return false;
}
// the RDF may be rubbish
if ($rdf_doc->countTriples() == 0) {
return false;
}
// easier to work with it as a php array
$rdf_array = $rdf_doc->toRdfPhp();
// we can get RDF that isn't about the specimen!
if (!array_key_exists($this->uriCache->uri, $rdf_array)) {
return false;
}
$rdf_array = $rdf_array[$this->uriCache->uri];
// image - comes first to make floating easy
if (isset($rdf_array['http://rs.tdwg.org/dwc/terms/associatedMedia'][0]['value'])) {
$image_uri = $rdf_array['http://rs.tdwg.org/dwc/terms/associatedMedia'][0]['value'];
echo "<a href=\"{$image_uri}\"><img class=\"cetaf-image\" src=\"{$image_uri}\" /></a>";
}
// title
if (isset($rdf_array['http://purl.org/dc/terms/title'][0]['value'])) {
echo '<p class="cetaf-title"><a href="' . $this->uriCache->uri . '">' . $rdf_array['http://purl.org/dc/terms/title'][0]['value'] . '</a></p>';
}
echo '<div class="cetaf-taxonomy">';
// scientificName
if (isset($rdf_array['http://rs.tdwg.org/dwc/terms/scientificName'][0]['value'])) {
echo '<p class="cetaf-scientificName">' . $rdf_array['http://rs.tdwg.org/dwc/terms/scientificName'][0]['value'] . '</p>';
}
// family
if (isset($rdf_array['http://rs.tdwg.org/dwc/terms/family'][0]['value'])) {
$family = $rdf_array['http://rs.tdwg.org/dwc/terms/family'][0]['value'];
$family = ucfirst(strtolower($family));
echo '<p class="cetaf-family"><a href="https://en.wikipedia.org/wiki/' . $family . '" >' . $family . '</a></p>';
}
echo '</div>';
echo '<div class="cetaf-collection">';
// recordedBy
if (isset($rdf_array['http://rs.tdwg.org/dwc/terms/recordedBy'][0]['value'])) {
echo '<p class="cetaf-recordedBy">' . $rdf_array['http://rs.tdwg.org/dwc/terms/recordedBy'][0]['value'] . '</p>';
}
// recordedBy
if (isset($rdf_array['http://rs.tdwg.org/dwc/terms/recordNumber'][0]['value'])) {
echo '<p class="cetaf-recordNumber">' . $rdf_array['http://rs.tdwg.org/dwc/terms/recordNumber'][0]['value'] . '</p>';
}
// recorded date
if (isset($rdf_array['http://purl.org/dc/terms/created'][0]['value'])) {
echo '<p class="cetaf-created">' . $rdf_array['http://purl.org/dc/terms/created'][0]['value'] . '</p>';
}
echo '</div>';
echo '<div class="cetaf-geography">';
// country
if (isset($rdf_array['http://rs.tdwg.org/dwc/terms/countryCode'][0]['value'])) {
$country_iso = strtoupper($rdf_array['http://rs.tdwg.org/dwc/terms/countryCode'][0]['value']);
require_once 'inc/iso_countries.php';
if (array_key_exists($country_iso, $iso_countries)) {
$country_name = $iso_countries[$country_iso];
echo "<p class=\"cetaf-country cetaf-country-{$country_iso}\"><a href=\"https://en.wikipedia.org/wiki/{$country_name}\">{$country_name}</a></p>";
} else {
$country_name = $country_iso;
echo "<p class=\"cetaf-country cetaf-country-{$country_iso}\">{$country_iso}</p>";
}
}
// lon lat
if (isset($rdf_array['http://rs.tdwg.org/dwc/terms/decimalLongitude'][0]['value']) && isset($rdf_array['http://rs.tdwg.org/dwc/terms/decimalLatitude'][0]['value'])) {
$lat = $rdf_array['http://rs.tdwg.org/dwc/terms/decimalLatitude'][0]['value'];
$lon = $rdf_array['http://rs.tdwg.org/dwc/terms/decimalLongitude'][0]['value'];
$lat_lon = "{$lat},{$lon}";
echo '<p class="cetaf-lat-lon"><a href="http://maps.google.com?q=' . $lat_lon . '">' . $lat_lon . '</a></p>';
}
echo '</div>';
echo '<div class="cetaf-meta">';
// source
if (isset($rdf_array['http://purl.org/dc/terms/publisher'][0]['value'])) {
$publisher = $rdf_array['http://purl.org/dc/terms/publisher'][0]['value'];
if (filter_var($publisher, FILTER_VALIDATE_URL)) {
// fixme - is this a known publisher? if so render their logo
echo "<p class=\"cetaf-publisher\"><a href=\"{$publisher}\">{$publisher}</a></p>";
} else {
echo '<p class="cetaf-publisher">' . $publisher . '</p>';
}
}
echo '</div>';
return true;
}
$xml = file_get_contents($filePath);
$xmlObject = simplexml_load_string($xml);
$namespace = 'xsd';
if ($vocabulary == 'xsd') {
$namespace = 'xs';
}
$children = $xmlObject->children($namespace, true);
foreach ($children->complexType as $v) {
$results[] = $vocabulary . ':' . (string) $v->attributes()->name;
}
foreach ($children->simpleType as $v) {
$results[] = $vocabulary . ':' . (string) $v->attributes()->name;
}
} elseif ($value['extension'] == 'rdf' || $value['extension'] == 'html') {
$graph = new EasyRdf_Graph();
$graph->parseFile($filePath);
$rdfPhp = $graph->toRdfPhp();
foreach ($rdfPhp as $key => $resource) {
if (strpos($key, $value['namespace']) === 0) {
$key = str_replace($value['namespace'], $vocabulary . ':', $key);
$results[] = $key;
}
}
}
}
}
$app->response->headers->set('Content-Type', 'application/json');
$app->response->write(json_encode($results));
});
});
});
public static function processFile($file)
{
$rdf = new EasyRdf_Graph();
$rdf->parseFile($file);
return $rdf->toRdfPhp();
}
/**
* Rebase the graph on triples with the start fragment to our own base URI
*
* @param string $start_fragment
* @param EasyRdf_Graph $graph
*
* @return EasyRdf_Graph
*/
private function rebaseGraph($start_fragment, $graph)
{
// Filter out the #dataset meta-data (if present) and change the URI's to our base URI
$collections = $graph->allOfType('hydra:Collection');
// Fetch all of the subject URI's that bring forth hydra meta-data (and are thus irrelevant)
$ignore_subjects = array();
if (empty($collection)) {
$collections = $graph->allOfType('hydra:PagedCollection');
}
if (!empty($collections)) {
foreach ($collections as $collection) {
array_push($ignore_subjects, $collection->getUri());
}
}
// Fetch the bnode of the hydra mapping (property is hydra:search)
$hydra_mapping = $graph->getResource($start_fragment . '#dataset', 'hydra:search');
if (!empty($hydra_mapping)) {
// Hydra mapping's will be a bnode structure
array_push($ignore_subjects, '_:' . $hydra_mapping->getBNodeId());
$mapping_nodes = $hydra_mapping->all('hydra:mapping');
foreach ($mapping_nodes as $mapping_node) {
if ($mapping_node->isBNode()) {
array_push($ignore_subjects, '_:' . $mapping_node->getBNodeId());
}
}
$graph->deleteResource($start_fragment . '#dataset', 'hydra:search', '_:genid1');
$graph->deleteResource('_:genid1', 'hydra:mapping', '_:genid2');
// Delete all of the mapping related resources
$triples = $graph->toRdfPhp();
} else {
// Change all of the base (startfragment) URI's to our own base URI
$triples = $graph->toRdfPhp();
}
// Unset the #dataset
unset($triples[$start_fragment . '#dataset']);
foreach ($ignore_subjects as $ignore_subject) {
unset($triples[$ignore_subject]);
}
$adjusted_graph = new \EasyRdf_Graph();
foreach ($triples as $subject => $triple) {
foreach ($triple as $predicate => $objects) {
foreach ($objects as $object) {
$adjusted_graph->add($subject, $predicate, $object['value']);
}
}
}
return $adjusted_graph;
}
