/**
* @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;
}
/**
* Identifies all types and properties of the graph separately.
*/
private function iterateGraph() {
$resource_list = $this->graph->resources();
foreach ($resource_list as $value) {
if ($value->prefix() !== "schema") {
continue;
}
if ($value->isA("rdf:Property") || $value->isA("rdfs:Property")) {
$this->addProperties($value);
}
else {
$this->addType($value);
}
}
}
public function queryWorldCatFromOCLC()
{
$oclc = (string) (int) $this->OCLC;
$url = 'http://www.worldcat.org/oclc/' . $oclc;
$rdf = new EasyRdf_Graph($url . '.rdf');
$rdf->load();
$resources = $rdf->resources();
$book = $resources[$url];
//Core info
$this->Title = (string) $book->getLiteral('schema:name');
$publisherData = $book->get('schema:publisher');
if ($publisherData) {
$this->Publisher = (string) $publisherData->get('schema:name');
}
//Publishing date
$date = (string) $book->getLiteral('schema:datePublished');
if (strlen($date) == 4) {
$this->YYYY = $date;
} else {
echo '<div class="alert-box">Publishing date: ', $date, " / check the template, the code doesn't know how to parse this format and only made a guess. ", '<a href="" class="close">×</a></div>';
$date = date_parse($date);
$this->YYYY = $date['year'];
$this->MM = $date['month'];
$this->DD = $date['day'];
}
//Authors
$this->Authors = [];
//TODO: look type mapping
$contributors = $book->allResources('schema:contributor');
foreach ($contributors as $contributor) {
$this->Authors[] = [(string) $contributor->get('schema:givenName'), (string) $contributor->get('schema:familyName')];
}
//Kludge for library:placeOfPublication
//We have generally two links, one for the city, one for the country.
//Only the city has a schema:name, the country is only a reference.
$rdf_content = file_get_contents($url . '.rdf');
if (preg_match_all('@<library:placeOfPublication rdf:resource="(.*)"/>@', $rdf_content, $matches)) {
foreach ($matches[1] as $place) {
if ($cityCandidate = (string) $resources[$place]->get('schema:name')) {
$this->Place = $cityCandidate;
break;
}
}
}
}
/**
* Imports the rdf file into the selected class
*
* @param string $file
* @param core_kernel_classes_Class $class
* @return common_report_Report
*/
private function flatImport($file, core_kernel_classes_Class $class)
{
$report = common_report_Report::createSuccess(__('Data imported successfully'));
$graph = new EasyRdf_Graph();
$graph->parseFile($file);
// keep type property
$map = array(RDF_PROPERTY => RDF_PROPERTY);
foreach ($graph->resources() as $resource) {
$map[$resource->getUri()] = common_Utils::getNewUri();
}
$format = EasyRdf_Format::getFormat('php');
$data = $graph->serialise($format);
foreach ($data as $subjectUri => $propertiesValues) {
$resource = new core_kernel_classes_Resource($map[$subjectUri]);
$subreport = $this->importProperties($resource, $propertiesValues, $map, $class);
$report->add($subreport);
}
return $report;
}
public function testResources()
{
$data = readFixture('foaf.json');
$graph = new EasyRdf_Graph('http://example.com/joe/foaf.rdf', $data);
$resources = $graph->resources();
$this->assertTrue(is_array($resources));
$this->assertType('EasyRdf_Resource', $resources['_:genid1']);
$urls = array_keys($resources);
sort($urls);
$this->assertEquals(array('_:genid1', 'http://www.example.com/joe#me', 'http://www.example.com/joe/', 'http://www.example.com/joe/foaf.rdf', 'http://www.example.com/project', 'http://xmlns.com/foaf/0.1/Person', 'http://xmlns.com/foaf/0.1/PersonalProfileDocument', 'http://xmlns.com/foaf/0.1/Project'), $urls);
}
$uniqid = uniqid();
$suchbegriff = str_replace(" ", "+", $_GET["qname"]);
//$suchbegriff='123apfelkuchen';
$rdf = "";
if (isset($_GET["rdf"])) {
$rdf = $_GET["rdf"];
}
$basedir = dirname(realpath(__FILE__));
$root = $basedir;
$ldfu = $root . '/ldfu/bin/ldfu.sh';
$n3_programm = $root . '/n3-files/chefkoch.n3';
$input = 'http://manke-hosting.de/wrapper/index.php/explore/' . $suchbegriff;
$output = $root . '/output/' . $suchbegriff . '.nt';
if (!file_exists($output)) {
$command = 'sh ' . $ldfu . ' ' . '-i ' . $input . ' ' . '-p ' . $n3_programm . ' ' . '-o ' . $output;
shell_exec($command);
}
$graph->parseFile($output);
//$graph ->parseFile('/Users/raphaelmanke/Downloads/linked-data-fu-0.9.9/streuselkuchen3.nt');
//$me = $foaf->primaryTopic();
//echo $graph->dump('html');
$resources = $graph->resources();
$namespace = new EasyRdf_Namespace();
$namespace->set('rezept', "http://manke-hosting.de/ns-syntax#");
$rezepte = $graph->resourcesMatching('rezept:RezeptName');
if ($rdf == "true") {
header("Content-Type: text/turtle; charset=utf-8");
echo $graph->serialise("turtle");
} else {
include 'results/rezept.php';
}
public function testResources()
{
$data = readFixture('foaf.json');
$graph = new EasyRdf_Graph('http://example.com/joe/foaf.rdf', $data);
$resources = $graph->resources();
$this->assertStringEquals('http://www.example.com/joe#me', $resources['http://www.example.com/joe#me']);
$this->assertStringEquals('_:eid1', $resources['_:eid1']);
$this->assertStringEquals('http://www.example.com/joe/', $resources['http://www.example.com/joe/']);
$this->assertStringEquals('http://www.example.com/joe/foaf.rdf', $resources['http://www.example.com/joe/foaf.rdf']);
$this->assertStringEquals('http://www.example.com/project', $resources['http://www.example.com/project']);
}
/**
* @ignore
*/
protected function serialiseSubjects(EasyRdf_Graph $graph, $filterType)
{
$turtle = '';
foreach ($graph->resources() as $resource) {
/** @var $resource EasyRdf_Resource */
// If the resource has no properties - don't serialise it
$properties = $resource->propertyUris();
if (count($properties) == 0) {
continue;
}
// Is this node of the right type?
$thisType = $resource->isBNode() ? 'bnode' : 'uri';
if ($thisType != $filterType) {
continue;
}
if ($thisType == 'bnode') {
$id = $resource->getBNodeId();
if (isset($this->outputtedBnodes[$id])) {
// Already been serialised
continue;
}
$this->outputtedBnodes[$id] = true;
$rpcount = $this->reversePropertyCount($resource);
if ($rpcount == 0) {
$turtle .= '[]';
} else {
$turtle .= $this->serialiseResource($resource);
}
} else {
$turtle .= $this->serialiseResource($resource);
}
$turtle .= $this->serialiseProperties($resource);
$turtle .= "\n";
}
return $turtle;
}
