PHP EasyRdf_Graph::resource方法代码示例

 /**
  * @Route("/create-person")
  */
 public function createPersonAction()
 {
     \EasyRdf_Format::registerSerialiser('ntriples', 'EasyRdf_Serialiser_Arc');
     \EasyRdf_Format::registerSerialiser('posh', 'EasyRdf_Serialiser_Arc');
     \EasyRdf_Format::registerSerialiser('rdfxml', 'EasyRdf_Serialiser_Arc');
     \EasyRdf_Format::registerSerialiser('turtle', 'EasyRdf_Serialiser_Arc');
     \EasyRdf_Namespace::set('foaf', 'http://xmlns.com/foaf/0.1/');
     $uri = 'http://www.example.com/emi#me';
     $name = 'Emi Berea';
     $emailStr = 'emi.berea@gmail.com';
     $homepageStr = 'http://bereae.me/';
     $graph = new \EasyRdf_Graph();
     # 1st Technique
     $me = $graph->resource($uri, 'foaf:Person');
     $me->set('foaf:name', $name);
     if ($emailStr) {
         $email = $graph->resource("mailto:" . $emailStr);
         $me->add('foaf:mbox', $email);
     }
     if ($homepageStr) {
         $homepage = $graph->resource($homepageStr);
         $me->add('foaf:homepage', $homepage);
     }
     # Finally output the graph
     $data = $graph->serialise('rdfxml');
     if (!is_scalar($data)) {
         $data = var_export($data, true);
     }
     var_dump($data);
     die;
 }

 /** Get the data for reuse based off sparql endpoint
  * @access public
  * @return array $data
  * */
 public function getInfo($identifier)
 {
     $key = md5($identifier . 'ocre');
     $uri = self::CRRO . $identifier;
     if (!$this->getCache()->test($key)) {
         EasyRdf_Namespace::set('nm', 'http://nomisma.org/id/');
         EasyRdf_Namespace::set('nmo', 'http://nomisma.org/ontology#');
         EasyRdf_Namespace::set('skos', 'http://www.w3.org/2004/02/skos/core#');
         EasyRdf_Namespace::set('rdf', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
         $request = new EasyRdf_Http_Client();
         $request->setUri($uri);
         $response = $request->request()->getStatus();
         if ($response == 200) {
             $graph = new EasyRdf_Graph($uri);
             $graph->load();
             $data = $graph->resource($uri);
             $this->getCache()->save($data);
         } else {
             $data = NULL;
         }
     } else {
         $data = $this->getCache()->load($key);
     }
     return $data;
 }

 public function setUp()
 {
     if (PHP_MAJOR_VERSION < 5 or PHP_MAJOR_VERSION >= 5 and PHP_MINOR_VERSION < 3) {
         $this->markTestSkipped("JSON-LD support requires PHP 5.3+");
     }
     if (!class_exists('\\ML\\JsonLD\\JsonLD')) {
         $this->markTestSkipped('"ml/json-ld" dependency is not installed');
     }
     $this->graph = new EasyRdf_Graph('http://example.com/');
     $this->serialiser = new EasyRdf_Serialiser_JsonLd();
     $joe = $this->graph->resource('http://www.example.com/joe#me', 'foaf:Person');
     $joe->set('foaf:name', new EasyRdf_Literal('Joe Bloggs', 'en'));
     $joe->set('foaf:age', 59);
     $project = $this->graph->newBNode();
     $project->add('foaf:name', 'Project Name');
     $joe->add('foaf:project', $project);
 }

 public function testParseQuery()
 {
     $graph = new EasyRdf_Graph();
     $graph->parse(readFixture('query/describe.ttl'), 'turtle');
     $query = $graph->resource('test:describe');
     $this->assertClass('EasySpinRdf_Query_Describe', $query);
     $this->assertStringEquals("DESCRIBE ?value WHERE { ?this test:uncle ?value }", $query->getSparql());
 }

 public function testParseWithFormatObject()
 {
     $data = readFixture('foaf.jsonld');
     $format = EasyRdf_Format::getFormat('jsonld');
     $count = $this->parser->parse($this->graph, $data, $format, null);
     $this->assertSame(14, $count);
     $joe = $this->graph->resource('http://www.example.com/joe#me');
     $this->assertStringEquals('Joe Bloggs', $joe->get('foaf:name'));
 }

 public function testParseWebId()
 {
     $graph = new EasyRdf_Graph();
     $graph->parseFile(fixturePath('webid.ttl'), 'turtle');
     $me = $graph->resource('http://www.example.com/myfoaf#me');
     $modulus = $me->get('cert:key')->get('cert:modulus');
     $this->assertStringEquals('CB24ED85D64D794B69C701C186ACC059501E856000F661C93204D8380E07191C' . '5C8B368D2AC32A428ACB970398664368DC2A867320220F755E99CA2EECDAE62E' . '8D15FB58E1B76AE59CB7ACE8838394D59E7250B449176E51A494951A1C366C62' . '17D8768D682DDE78DD4D55E613F8839CF275D4C8403743E7862601F3C49A6366' . 'E12BB8F498262C3C77DE19BCE40B32F89AE62C3780F5B6275BE337E2B3153AE2' . 'BA72A9975AE71AB724649497066B660FCF774B7543D980952D2E8586200EDA41' . '58B014E75465D91ECF93EFC7AC170C11FC7246FC6DED79C37780000AC4E079F6' . '71FD4F207AD770809E0E2D7B0EF5493BEFE73544D8E1BE3DDDB52455C61391A1', $modulus);
     $this->assertInternalType('string', $modulus->getValue());
     $this->assertSame(NULL, $modulus->getLang());
     $this->assertSame('xsd:hexBinary', $modulus->getDatatype());
 }

 public function setUp()
 {
     if (PHP_MAJOR_VERSION < 5 or PHP_MAJOR_VERSION == 5 and PHP_MINOR_VERSION < 3) {
         $this->markTestSkipped("JSON-LD support requires PHP 5.3+");
     }
     if (!class_exists('\\ML\\JsonLD\\JsonLD')) {
         $this->markTestSkipped('"ml/json-ld" dependency is not installed');
     }
     $this->graph = new EasyRdf_Graph('http://example.com/');
     $this->serialiser = new EasyRdf_Serialiser_JsonLd();
     $joe = $this->graph->resource('http://www.example.com/joe#me', 'foaf:Person');
     $joe->set('foaf:name', new EasyRdf_Literal('Joe Bloggs', 'en'));
     $joe->set('foaf:age', 59);
     $joe->set('foaf:homepage', $this->graph->resource('http://foo/bar/me'));
     $project = $this->graph->newBNode();
     $project->add('foaf:name', 'Project Name');
     $joe->add('foaf:project', $project);
     EasyRdf_Namespace::set('dc', 'http://purl.org/dc/elements/1.1/');
     EasyRdf_Namespace::set('ex', 'http://example.org/vocab#');
     EasyRdf_Namespace::set('xsd', 'http://www.w3.org/2001/XMLSchema#');
     EasyRdf_Namespace::set('', 'http://foo/bar/');
     $chapter = $this->graph->resource('http://example.org/library/the-republic#introduction', 'ex:Chapter');
     $chapter->set('dc:description', new EasyRdf_Literal('An introductory chapter on The Republic.'));
     $chapter->set('dc:title', new EasyRdf_Literal('The Introduction'));
     $book = $this->graph->resource('http://example.org/library/the-republic', 'ex:Book');
     $book->set('dc:creator', new EasyRdf_Literal('Plato'));
     $book->set('dc:title', new EasyRdf_Literal('The Republic'));
     $book->addResource('ex:contains', $chapter);
     $library = $this->graph->resource('http://example.org/library', 'ex:Library');
     $library->addResource('ex:contains', $book);
 }

 /** Get data from the endpoint
  * @access protected
  * @return string
  */
 protected function getData()
 {
     $key = md5($this->_uri);
     if (!$this->_cache->test($key)) {
         $graph = new EasyRdf_Graph(self::URI . $this->_uri . self::SUFFIX);
         $graph->load();
         $data = $graph->resource(self::URI . $this->_uri);
         $this->_cache->save($data);
     } else {
         $data = $this->_cache->load($key);
     }
     EasyRdf_Namespace::set('dcterms', 'http://purl.org/dc/terms/');
     EasyRdf_Namespace::set('pleiades', 'http://pleiades.stoa.org/places/vocab#');
     return $data;
 }

 /** Get the graph to parse
  * @access protected
  * @returns object
  */
 protected function getData()
 {
     $key = md5($this->_uri);
     if (!$this->_cache->test($key)) {
         $graph = new EasyRdf_Graph($this->_uri);
         $graph->load();
         $data = $graph->resource($this->_uri);
         $this->_cache->save($data);
     } else {
         $data = $this->_cache->load($key);
     }
     EasyRdf_Namespace::set('dbpediaowl', 'http://dbpedia.org/ontology/');
     EasyRdf_Namespace::set('dbpprop', 'http://dbpedia.org/property/');
     EasyRdf_Namespace::set('dbpedia', 'http://dbpedia.org/resource/');
     return $data;
 }

 public function index()
 {
     Auth::requirePermissions('catalog.view');
     $uri = \URL::to('/catalog#dcat');
     $graph = new \EasyRdf_Graph();
     $catalogR = $graph->resource($uri);
     $catalogR->addLiteral('dc:title', \Config::get('catalog.title'));
     $catalogR->addLiteral('dc:description', \Config::get('catalog.description'));
     $catalogR->addType('dcat:Catalog');
     $datasetRepo = new DatasetRepository();
     foreach ($datasetRepo->getAll() as $datasetGraph) {
         foreach ($datasetGraph->allOfType('dcat:Dataset') as $datasetR) {
             $graph->addResource($catalogR, 'dcat:dataset', $datasetR);
         }
     }
     $serializer = new \EasyRdf_Serialiser_Turtle();
     $turtle = $serializer->serialise($graph, 'turtle');
     return \View::make('catalog.detail')->with('title', 'Catalog | Linda')->with('turtle', $turtle);
 }

 /**
  * Create a new dataset
  *
  * @param array $config The config of the new dataset
  *
  * @return void
  */
 public function add($config)
 {
     \EasyRdf_Namespace::set('odapps', 'http://semweb.mmlab.be/ns/odapps#');
     // Create a auto-generated subject URI
     $id = $this->getIncrementalId();
     $uri = \URL::to('/apps/' . $id);
     $context = $this->getContext();
     $graph = new \EasyRdf_Graph();
     $application = $graph->resource($uri . '#application');
     $application->addType('odapps:Application');
     foreach ($this->getFields() as $field) {
         if ($field['domain'] == 'odapps:Application') {
             if ($field['single_value'] && in_array($field['type'], ['string', 'text', 'list'])) {
                 if (filter_var(trim($config[$field['var_name']]), FILTER_VALIDATE_URL)) {
                     $graph->addResource($application, $field['sem_term'], trim($config[$field['var_name']]));
                 } else {
                     $graph->add($application, $field['sem_term'], trim($config[$field['var_name']]));
                 }
             } else {
                 if (!$field['single_value'] && in_array($field['type'], ['string', 'list'])) {
                     if (!empty($config[$field['var_name']])) {
                         foreach ($config[$field['var_name']] as $val) {
                             if (filter_var($val, FILTER_VALIDATE_URL)) {
                                 $graph->addResource($application, $field['sem_term'], $val);
                             } else {
                                 $graph->add($application, $field['sem_term'], $val);
                             }
                         }
                     }
                 }
             }
         }
     }
     $serializer = new \EasyRdf_Serialiser_JsonLd();
     $jsonld = $serializer->serialise($graph, 'jsonld');
     $compact_document = (array) JsonLD::compact($jsonld, $context);
     $serializer = new \EasyRdf_Serialiser_JsonLd();
     $jsonld = $serializer->serialise($graph, 'jsonld');
     $compact_document = (array) JsonLD::compact($jsonld, $context);
     $collection = $this->getMongoCollection();
     $collection->insert($compact_document);
 }

 /**
  * Create a new dataset
  *
  * @param array $config The config of the new dataset
  *
  * @return void
  */
 public function add($config)
 {
     // Create a auto-generated subject URI
     $id = $this->getIncrementalId();
     $uri = \URL::to('/users/' . $id);
     $context = $this->getContext();
     // Add the dataset resource
     $graph = new \EasyRdf_Graph();
     $user = $graph->resource($uri . '#agent');
     $user->addType('foaf:Agent');
     foreach ($this->getFields() as $field) {
         if ($field['domain'] == 'foaf:Agent') {
             if ($field['single_value'] && in_array($field['type'], ['string', 'text', 'list'])) {
                 if (filter_var(trim($config[$field['var_name']]), FILTER_VALIDATE_URL)) {
                     $graph->addResource($user, $field['sem_term'], trim($config[$field['var_name']]));
                 } else {
                     $graph->add($user, $field['sem_term'], trim($config[$field['var_name']]));
                 }
             } else {
                 if (!$field['single_value'] && in_array($field['type'], ['string', 'list'])) {
                     if (!empty($config[$field['var_name']])) {
                         foreach ($config[$field['var_name']] as $val) {
                             if (filter_var($val, FILTER_VALIDATE_URL)) {
                                 $graph->addResource(${$user}, $field['sem_term'], $val);
                             } else {
                                 $graph->add(${$user}, $field['sem_term'], $val);
                             }
                         }
                     }
                 }
             }
         }
     }
     $serializer = new \EasyRdf_Serialiser_JsonLd();
     $jsonld = $serializer->serialise($graph, 'jsonld');
     $compact_document = (array) JsonLD::compact($jsonld, $context);
     $serializer = new \EasyRdf_Serialiser_JsonLd();
     $jsonld = $serializer->serialise($graph, 'jsonld');
     $compact_document = (array) JsonLD::compact($jsonld, $context);
     $collection = $this->getMongoCollection();
     $collection->insert($compact_document);
 }

 /** Get the data for rendering
  * @access public
  * @return
  * */
 public function getData()
 {
     $key = md5($this->getUri());
     if (!$this->getCache()->test($key)) {
         $request = new EasyRdf_Http_Client();
         $request->setUri($this->getUri());
         $response = $request->request()->getStatus();
         if ($response == 200) {
             $graph = new EasyRdf_Graph($this->_uri);
             $graph->load();
             $data = $graph->resource($this->_uri);
         } else {
             $data = NULL;
         }
         $this->getCache()->save($data);
     } else {
         $data = $this->getCache()->load($key);
     }
     return $data;
 }

 * Rending a graph to an image will only work if you have the
 * GraphViz 'dot' command installed.
 *
 * @package    EasyRdf
 * @copyright  Copyright (c) 2012-2013 Nicholas J Humfrey
 * @license    http://unlicense.org/
 */
set_include_path(get_include_path() . PATH_SEPARATOR . '../lib/');
require_once "EasyRdf.php";
require_once "html_tag_helpers.php";
$formats = array('PNG' => 'png', 'GIF' => 'gif', 'SVG' => 'svg');
$format = EasyRdf_Format::getFormat(isset($_REQUEST['format']) ? $_REQUEST['format'] : 'png');
// Construct a graph of three people
$graph = new EasyRdf_Graph();
$graph->set('foaf:knows', 'rdfs:label', 'knows');
$bob = $graph->resource('http://www.example.com/bob', 'foaf:Person');
$alice = $graph->resource('http://www.example.com/alice', 'foaf:Person');
$carol = $graph->resource('http://www.example.com/carol', 'foaf:Person');
$bob->set('foaf:name', 'Bob');
$alice->set('foaf:name', 'Alice');
$carol->set('foaf:name', 'Carol');
$bob->add('foaf:knows', $alice);
$bob->add('foaf:knows', $carol);
$alice->add('foaf:knows', $bob);
$alice->add('foaf:knows', $carol);
// Create a GraphViz serialiser
$gv = new EasyRdf_Serialiser_GraphViz();
$gv->setUseLabels(isset($_REQUEST['ul']));
$gv->setOnlyLabelled(isset($_REQUEST['ol']));
// If this is a request for the image, just render it and exit
if (isset($_REQUEST['image'])) {

<?php 
echo label_tag('format') . select_tag('format', $format_options, 'rdfxml');
?>
<br />

<?php 
echo submit_tag();
echo form_end_tag();
?>


<?php 
if (isset($_REQUEST['uri'])) {
    $graph = new EasyRdf_Graph();
    # 1st Technique
    $me = $graph->resource($_REQUEST['uri'], 'foaf:Person');
    $me->set('foaf:name', $_REQUEST['title'] . ' ' . $_REQUEST['given_name'] . ' ' . $_REQUEST['family_name']);
    if ($_REQUEST['email']) {
        $email = $graph->resource("mailto:" . $_REQUEST['email']);
        $me->add('foaf:mbox', $email);
    }
    if ($_REQUEST['homepage']) {
        $homepage = $graph->resource($_REQUEST['homepage']);
        $me->add('foaf:homepage', $homepage);
    }
    # 2nd Technique
    $graph->addLiteral($_REQUEST['uri'], 'foaf:title', $_REQUEST['title']);
    $graph->addLiteral($_REQUEST['uri'], 'foaf:givenname', $_REQUEST['given_name']);
    $graph->addLiteral($_REQUEST['uri'], 'foaf:family_name', $_REQUEST['family_name']);
    $graph->addLiteral($_REQUEST['uri'], 'foaf:nick', $_REQUEST['nickname']);
    # Add friends