function _run_query($query)
{
$response = $this->sparqlservice->graph($query);
if ($response->is_success()) {
require_once MORIARTY_ARC_DIR . '/ARC2.php';
$parser = ARC2::getRDFParser();
$parser->parse(false, $response->body);
$changeset = $this->revert_changes($parser->getSimpleIndex(0));
$ser = ARC2::getRDFXMLSerializer();
$response->body = $ser->getSerializedIndex($changeset);
}
return $response;
}
function graph($query)
{
require_once MORIARTY_ARC_DIR . '/ARC2.php';
//$parser = ARC2::getRDFParser();
$ser = ARC2::getRDFXMLSerializer();
$body = false;
$response = new HTTPResponse();
// if(stristr($query, 'DESCRIBE <#to_changeset>')){
$r = new RollbackTest();
$changes = $r->changes;
$body = $ser->getSerializedIndex($changes);
// } else if(stristr($query, 'DESCRIBE ?cs ?statement')){
// $r = new RollbackTest();
// $changes = $r->changes;
// $body = $ser->getSerializedIndex($changes);
// }
$response->status_code = '200';
$response->body = $body;
return $response;
}
/**
* Convert an ARC triples array into RDF/XML
* @param array $triples
* @return string $rdfxml
*/
function triplesToRDFXML($triples)
{
$ser = ARC2::getRDFXMLSerializer();
// TODO: Choose format depending on user choice
// Serialize into RDF/XML, since it will contain
// all URIs in un-abbreviated form, so that they
// can easily be replaced by search-and-replace
$rdfxml = $ser->getSerializedTriples($triples);
if ($ser->getErrors()) {
die("ARC Serializer Error: " . $ser->getErrors());
}
return $rdfxml;
}
$hash = sha1($ss . $ts);
$get = file_get_contents('http://www.slideshare.net/api/2/get_slideshow?' . '&slideshow_url=' . rawurlencode($url) . '&api_key=' . rawurlencode($api_key) . '&ts=' . rawurlencode($ts) . '&hash=' . rawurlencode($hash));
// Defns
$x = new SimpleXMLElement($get);
$type = 'avdoc';
$sl = array();
$sl[$url] = array();
$tags = array('id' => 'rdf:about', 'title' => 'dct:title', 'author' => array('name' => 'dct:creator'), 'summary' => 'bibo:abstract', 'link' => 'rdfs:seeAlso');
$types = array(0 => 'bibo:Article', 'bibo:AcademicArticle');
$ns = array('bibo' => 'http://purl.org/ontology/bibo/', 'dc' => 'http://purl.org/dc/elements/1.1/', 'dct' => 'http://purl.org/dc/terms/', 'rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'rdfs' => 'http://www.w3.org/2000/01/rdf-schema#', 'foaf' => 'http://xmlns.com/foaf/0.1/');
// To add
$res = $x->xpath('/Slideshow/Title');
$sl[$url]['dct:title'] = (string) $res[0][0];
$label = (string) $res[0][0];
$res = $x->xpath('/Slideshow/ThumbnailURL');
$sl[$url]['foaf:img'] = (string) $res[0][0];
$res = $x->xpath('/Slideshow/Descripton');
$sl[$url]['dc:description'] = (string) $res[0][0];
$res = $x->xpath('/Slideshow/DownloadUrl');
$sl[$url]['rdfs:seeAlso'] = (string) $res[0][0];
$otherlinks = array();
$res = $x->xpath('/Slideshow/Username');
foreach ($res as $simpleobj) {
$otherlinks[] = array('uri' => "bnode", 'rdf' => array(0 => array('pred' => "http://xmlns.com/foaf/0.1/name", 'obj' => (string) $simpleobj[0])), 'type' => 'person', 'rel' => 'http://purl.org/dc/terms/creator', 'inv' => false, 'shim' => "./shims/bnode.php");
}
include_once "../arc/ARC2.php";
$arcSerializerConf = array('ns' => $ns);
$serializer = ARC2::getRDFXMLSerializer($arcSerializerConf);
$si = $serializer->getSerializedIndex($sl);
$output = json_encode(array('label' => $label, 'uri' => $url, 'type' => $type, 'rdf' => array(0 => $si), 'sameas' => array(0 => $url), 'otherlinks' => $otherlinks));
echo $output;
function getRDF($param = array())
{
/* { Comments
$param format
array
(
'resources' => array ( 0 =>
array (
'type' => string ∈ taglistlist.keys ,
'uri' => string
'rdf' => rdf to parse
)
)
'relations' => array ( 0 => 'Relation1', 'Relation2'... )
);
where uri = graphite_resource
}*/
// Convinience
$inputRes = $param['resources'];
// Checks it's non-empty
if (is_null($inputRes)) {
die("No URI<br />");
}
// Creates Graphite
$this->g = new Graphite($this->nsArr);
// Adds RDFXML data to graphite
foreach ($inputRes as $resource) {
foreach ($resource['rdf'] as $rdfxml) {
$this->g->addRDFXML("", $rdfxml);
}
}
// Array that will be in an appropriate format for RDFXML serialization via ARC2
$serializableList = array();
// Array treated as a stack of all objects we are interested in.
$tasks = array();
// Populates the stack with all the entries fed into the script
foreach ($inputRes as $inRes) {
$tasks[] = array('uri' => $inRes['uri'], 'type' => $inRes['type']);
}
// Adds all special relations
foreach ($param['relations'] as $relation) {
// Adds each relation to the end result - they'll all be significant
if (is_null($serializableList[$relation['sub']][$relation['pred']])) {
$serializableList[$relation['sub']][$relation['pred']] = array();
}
$serializableList[$relation['sub']][$relation['pred']][] = $relation['obj'];
// INFO: You have leveled up in skill: Associative arrays!
// Adds each relationship to graphite, so it can reason over them
$this->g->addTriple($relation['sub'], $relation['pred'], $relation['obj']);
}
// Runs 'till the stack is depleted
while (($query = array_pop($tasks)) != NULL) {
// query = current entry being worked on
// $query = array_pop($tasks);
// Loads the current query as a graphite resource
$graphuri = $this->g->resource($query['uri']);
// Loads 1 round of sameAs links
$graphuri->loadSameAs();
// Gets all relevant fields
$ret = $this->getFields(array('uri' => $query['uri'], 'taglist' => $this->taglistlist[$query['type']]));
// print_r($ret);
if (is_null($serializableList[$ret['uri']])) {
$serializableList[$ret['uri']] = array();
}
$serializableList[$ret['uri']] = array_merge_recursive($serializableList[$ret['uri']], $ret['results']);
//$serializableList = array_unique($serializableList, SORT_REGULAR);
// Special handling based on type : eg adding all authors of a article to the stack
switch ($query['type']) {
case 'person':
break;
case 'article':
// Now handled by the shims
// foreach( $graphuri->all( "dct:creator" ) as $creator){
// if (!is_null($creator->uri))
// $tasks[] = array( 'type' => 'person', 'uri' => $creator->uri);
// }
break;
case 'avdoc':
break;
case 'seminar':
break;
case 'conference':
break;
case 'default':
break;
}
}
// Recursively calls array_unique on an hashtablearray
$serializableList = $this->recursiveUnique($serializableList);
// sets up the rdf serializer and serializes the RO just built.
$arcSerializerConf = array('ns' => $this->nsArr);
$serializer = ARC2::getRDFXMLSerializer($arcSerializerConf);
$si = $serializer->getSerializedIndex($serializableList);
// writes rdf to a file
$file = "results.rdf";
$fh = fopen($file, 'w+') or die("cant open file");
fwrite($fh, $si);
fclose($fh);
// echos raw rdf
if ($this->verbosity > 1) {
echo htmlspecialchars($si);
}
}
/**
* getRdf get the full BIBO RDF serialization of the collection of entries
* @param $format the serialization format
* @throws Exception if PHP_ZOTERO_ENTRIES_ARC_PATH is not defined
*/
public function getRdf($format = 'rdf/xml')
{
if (!defined('PHP_ZOTERO_ENTRIES_ARC_PATH')) {
throw new Exception('PHP_ZOTERO_ENTRIES_ARC_PATH must be defined and valid to use RDF methods');
}
require_once PHP_ZOTERO_ENTRIES_ARC_PATH;
switch ($format) {
case 'rdf/xml':
$ser = ARC2::getRDFXMLSerializer($this->arcConf);
break;
case 'rdf/json':
$ser = ARC2::getRDFJsonSerializer($this->arcConf);
break;
case 'turtle':
$ser = ARC2::getTurtleSerializer($this->arcConf);
break;
case 'ntriples':
$ser = ARC2::getNTriplesSerializer($this->arcConf);
break;
}
return $ser->getSerializedIndex($this->getArcIndex());
}
<?php
//TODO: Given time, attempt to scrape html with assumption that there is no RDF/other useful metadata
$uri = $_REQUEST['URI'];
$uri = preg_replace("/^(?!http:\\/\\/)/", "http://", $uri);
$name = "Generic Web Resource";
$type = "none";
$sl = array();
$sl[$uri] = array();
include_once "../arc/ARC2.php";
$serializer = ARC2::getRDFXMLSerializer();
$si = $serializer->getSerializedIndex($sl);
$output = json_encode(array('label' => $name, 'uri' => $uri, 'type' => $type, 'rdf' => array(0 => $si), 'sameas' => array(0 => $uri), 'otherlinks' => null));
echo $output;
public static function serializeRdf($data, $extension = 'rdf')
{
global $conf;
global $lodspk;
$ser;
$dPointer;
$docs = Utils::travelTree($data);
require_once $conf['home'] . 'lib/arc2/ARC2.php';
$parser = ARC2::getRDFParser();
$triples = array();
foreach ($docs as $d) {
$parser->parse($conf['basedir'], $d);
$t = $parser->getTriples();
$triples = array_merge($triples, $t);
}
if ($lodspk['mirror_external_uris']) {
global $uri;
global $localUri;
$t = array();
$t['s'] = $localUri;
$t['s_type'] = 'uri';
$t['p'] = "http://www.w3.org/2002/07/owl#sameAs";
$t['o'] = $uri;
$t['o_type'] = 'uri';
array_push($triples, $t);
$t['p'] = "http://www.w3.org/2000/10/swap/pim/contact#preferredURI";
array_push($triples, $t);
}
switch ($extension) {
case 'ttl':
$ser = ARC2::getTurtleSerializer();
break;
case 'nt':
$ser = ARC2::getNTriplesSerializer();
break;
case 'json':
$ser = ARC2::getRDFJSONSerializer();
break;
case 'rdf':
$ser = ARC2::getRDFXMLSerializer();
break;
case 'html':
return array("content" => $triples, "serialized" => false);
break;
default:
$ser = null;
}
if ($ser != null) {
$doc = $ser->getSerializedTriples($triples);
} else {
$doc = var_export($data, true);
}
return array("content" => $doc, "serialized" => true);
}
$resource->setProp('dcterms:title', trim($title));
$meta = get_meta_data($contents);
if (!empty($meta)) {
$desc = '';
foreach ($meta as $row) {
if (empty($row[1])) {
continue;
}
if ($row[1][0] == 'name' && $row[2][0] == 'description') {
$desc = $row[3][0];
}
}
if (empty($desc)) {
//$desc = create_excerpt( strip_tags(getTextBetweenTags($contents, 'body')) );
}
$resource->setProp('dcterms:description', trim($desc));
}
}
switch (strtolower($format)) {
case 'xml':
header("content-type: text/xml");
$conf = array('ns' => $ns, 'serializer_prettyprint_container' => true);
$ser = @ARC2::getRDFXMLSerializer($conf);
$doc = @$ser->getSerializedIndex($resource->index);
break;
case 'json':
$parser = @ARC2::getRDFParser();
$doc = @$parser->toRDFJSON($resource->index);
break;
}
echo $doc;
public function actionSaveFile($ids = null)
{
$ids = explode(',', urldecode(Yii::app()->request->getPost('ids')));
if ($ids === null) {
$ids = array();
for ($i = 0; $i < 20; $i++) {
$ids[] = rand(0, 80000);
}
}
$nodes = Node::model()->in('id', $ids)->findAll();
$triples = array();
foreach ($nodes as $node) {
$triples[trim($node->title)] = $node->toTriplet();
}
require Yii::getPathOfAlias('ext.arc.ARC2') . '.php';
$ns = array('foaf' => 'http://xmlns.com/foaf/0.1/', 'dc' => 'http://purl.org/dc/elements/1.1/');
$conf = array('ns' => $ns);
$ser = ARC2::getRDFXMLSerializer($conf);
$doc = $ser->getSerializedIndex($triples);
header("Pragma: no-cache");
// required
header('Content-type: application/force-download');
header('Content-Disposition: attachment; filename="result.rdf"');
echo $doc;
}
function journo_emitRDFXML(&$j)
{
global $_conf;
$ser = ARC2::getRDFXMLSerializer($_conf);
# $triples = journo_asARC2Triples($j);
# $doc = $ser->getSerializedTriples($triples);
$idx = journo_asARC2Index($j);
$doc = $ser->getSerializedIndex($idx);
print $doc;
}
/**
* getItemAsRdf returns the BIBO RDF for the entire Zotero Item
* @param $format default 'rdf/xml' the rdf serialization to use
* @return string the RDF serialization
* @throw Exception if PHP_ZOTERO_ENTRIES_ARC_PATH is not defined
*/
public function getItemAsRdf($format = 'rdf/xml')
{
if (!defined('PHP_ZOTERO_ENTRIES_ARC_PATH')) {
throw new Exception('PHP_ZOTERO_ENTRIES_ARC_PATH must be defined and valid to use RDF methods');
}
if (!$this->arcIndex) {
$this->setRdf();
}
switch ($format) {
case 'rdf/xml':
$ser = ARC2::getRDFXMLSerializer($this->arcConf);
break;
case 'rdf/json':
$ser = ARC2::getRDFJsonSerializer($this->arcConf);
break;
case 'turtle':
$ser = ARC2::getTurtleSerializer($this->arcConf);
break;
case 'ntriples':
$ser = ARC2::getNTriplesSerializer($this->arcConf);
break;
}
return $ser->getSerializedIndex(array($this->itemUri => $this->arcIndex[$this->itemUri]));
}
public function get_RDF($print = false)
{
$config = array('ns' => $this->namespaces);
$ser = ARC2::getRDFXMLSerializer($config);
$result = $this->store->query($this->format_namespaces() . "SELECT ?s ?p ?o WHERE { ?s ?p ?o }");
$rdf = $ser->getSerializedTriples($result["result"]["rows"]);
if ($print) {
header("Content-type: " . $ser->content_header);
print $rdf;
} else {
return $rdf;
}
}
/**
* Serialise the graph to RDF/XML
* @return string the RDF/XML version of the graph
*/
public function to_rdfxml()
{
/** @var \ARC2_RDFSerializer $serializer */
$serializer = \ARC2::getRDFXMLSerializer(array('ns' => $this->_labeller->get_ns()));
return $serializer->getSerializedIndex($this->_to_arc_index($this->_index));
}
/**
* Outputs user's FOAF profile
* @param unknown_type $params
*/
function content_negociated_user_home(&$params)
{
$username = $params['username'];
$accept = $params['accept'];
if ($accept == 'application/rdf+xml') {
$params['content_type'] = 'application/rdf+xml';
$user_obj = user_get_object_by_name($username);
$user_real_name = $user_obj->getRealName();
$user_email = $user_obj->getEmail();
$mbox = 'mailto:' . $user_email;
$mbox_sha1sum = sha1($mbox);
$projects = $user_obj->getGroups();
sortProjectList($projects);
$roles = RBACEngine::getInstance()->getAvailableRolesForUser($user_obj);
sortRoleList($roles);
// Construct an ARC2_Resource containing the project's RDF (DOAP) description
$ns = array('rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'rdfs' => 'http://www.w3.org/2000/01/rdf-schema#', 'foaf' => 'http://xmlns.com/foaf/0.1/', 'sioc' => 'http://rdfs.org/sioc/ns#', 'doap' => 'http://usefulinc.com/ns/doap#', 'dcterms' => 'http://purl.org/dc/terms/', 'planetforge' => 'http://coclico-project.org/ontology/planetforge#');
$conf = array('ns' => $ns);
// First, let's deal with the account
$account_res = ARC2::getResource($conf);
$account_uri = util_make_url_u($username, $user_obj->getID());
$account_uri = rtrim($account_uri, '/');
$person_uri = $account_uri . '#person';
$account_res->setURI($account_uri);
// $account_res->setRel('rdf:type', 'foaf:OnlineAccount');
rdfutils_setPropToUri($account_res, 'rdf:type', 'foaf:OnlineAccount');
rdfutils_setPropToUri($account_res, 'foaf:accountServiceHomepage', $account_uri . '/');
$account_res->setProp('foaf:accountName', $username);
rdfutils_setPropToUri($account_res, 'sioc:account_of', $person_uri);
rdfutils_setPropToUri($account_res, 'foaf:accountProfilePage', $account_uri);
$groups_index = array();
$projects_index = array();
$roles_index = array();
$usergroups_uris = array();
// see if there were any groups
if (count($projects) >= 1) {
foreach ($projects as $p) {
// TODO : report also private projects if authenticated, for instance through OAuth
if ($p->isPublic()) {
$project_link = util_make_link_g($p->getUnixName(), $p->getID(), $p->getPublicName());
$project_uri = util_make_url_g($p->getUnixName(), $p->getID());
// sioc:UserGroups for all members of a project are named after /projects/A_PROJECT/members/
$usergroup_uri = $project_uri . 'members/';
$role_names = array();
$usergroups_uris[] = $usergroup_uri;
$usergroup_res = ARC2::getResource($conf);
$usergroup_res->setURI($usergroup_uri);
rdfutils_setPropToUri($usergroup_res, 'rdf:type', 'sioc:UserGroup');
rdfutils_setPropToUri($usergroup_res, 'sioc:usergroup_of', $project_uri);
$roles_uris = array();
foreach ($roles as $r) {
if ($r instanceof RoleExplicit && $r->getHomeProject() != NULL && $r->getHomeProject()->getID() == $p->getID()) {
$role_names[$r->getID()] = $r->getName();
$role_uri = $project_uri . 'roles/' . $r->getID();
$roles_uris[] = $role_uri;
}
}
rdfutils_setPropToUri($usergroup_res, 'planetforge:group_has_function', $roles_uris);
$project_res = ARC2::getResource($conf);
$project_res->setURI($project_uri);
rdfutils_setPropToUri($project_res, 'rdf:type', 'planetforge:ForgeProject');
$project_res->setProp('doap:name', $p->getUnixName());
$projects_index = ARC2::getMergedIndex($projects_index, $project_res->index);
foreach ($role_names as $id => $name) {
$role_res = ARC2::getResource($conf);
$role_res->setURI($project_uri . 'roles/' . $id);
rdfutils_setPropToUri($role_res, 'rdf:type', 'sioc:Role');
$role_res->setProp('sioc:name', $name);
$roles_index = ARC2::getMergedIndex($roles_index, $role_res->index);
}
$groups_index = ARC2::getMergedIndex($groups_index, $usergroup_res->index);
}
}
}
// end if groups
rdfutils_setPropToUri($account_res, 'sioc:member_of', $usergroups_uris);
// next, deal with the person
$person_res = ARC2::getResource($conf);
$person_res->setURI($person_uri);
rdfutils_setPropToUri($person_res, 'rdf:type', 'foaf:Person');
$person_res->setProp('foaf:name', $user_real_name);
rdfutils_setPropToUri($person_res, 'foaf:holdsAccount', $account_uri);
$person_res->setProp('foaf:mbox_sha1sum', $mbox_sha1sum);
// merge the two sets of triples
$merged_index = ARC2::getMergedIndex($account_res->index, $person_res->index);
$merged_index = ARC2::getMergedIndex($merged_index, $groups_index);
$merged_index = ARC2::getMergedIndex($merged_index, $projects_index);
$merged_index = ARC2::getMergedIndex($merged_index, $roles_index);
$conf = array('ns' => $ns, 'serializer_type_nodes' => true);
$ser = ARC2::getRDFXMLSerializer($conf);
/* Serialize a resource index */
$doc = $ser->getSerializedIndex($merged_index);
$params['content'] = $doc . "\n";
}
}
public function printGraph()
{
/* Serializer instantiation */
$ser = \ARC2::getRDFXMLSerializer();
foreach ($this->objectToPrint as $class => $prop) {
$triples = $prop->getTriples();
}
/* Serialize a triples array */
echo $ser->getSerializedTriples($triples);
}
/**
* Outputs the public projects list as ADMS.SW for /projects
* @param unknown_type $params
*/
function content_negociated_projects_list(&$params)
{
$accept = $params['accept'];
if ($accept == 'application/rdf+xml') {
// We will return RDF+XML
$params['content_type'] = 'application/rdf+xml';
// Construct an ARC2_Resource containing the project's RDF (DOAP) description
$ns = array('rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'rdfs' => 'http://www.w3.org/2000/01/rdf-schema#', 'doap' => 'http://usefulinc.com/ns/doap#', 'dcterms' => 'http://purl.org/dc/terms/', 'admssw' => 'http://purl.org/adms/sw/', 'adms' => 'http://www.w3.org/ns/adms#');
$conf = array('ns' => $ns);
$res = ARC2::getResource($conf);
$res->setURI(util_make_url("/projects"));
// $res->setRel('rdf:type', 'doap:Project');
rdfutils_setPropToUri($res, 'rdf:type', 'admssw:SoftwareRepository');
//$res->setProp('doap:name', $projectname);
$res->setProp('adms:accessURL', util_make_url("/softwaremap/"));
$forge_name = forge_get_config('forge_name');
$ff = new FusionForge();
$res->setProp('dcterms:description', 'Public projects in the ' . $ff->software_name . ' Software Map on ' . $forge_name);
$res->setProp('rdfs:label', $forge_name . ' public projects');
$res->setProp('adms:supportedSchema', 'ADMS.SW v1.0');
// same as for trove's full list
$projects = get_public_active_projects_asc();
$proj_uris = array();
foreach ($projects as $row_grp) {
$proj_uri = util_make_url_g(strtolower($row_grp['unix_group_name']), $row_grp['group_id']);
$proj_uris[] = $proj_uri;
}
if (count($proj_uris)) {
rdfutils_setPropToUri($res, 'dcterms:hasPart', $proj_uris);
}
$conf = array('ns' => $ns, 'serializer_type_nodes' => true);
$ser = ARC2::getRDFXMLSerializer($conf);
/* Serialize a resource index */
$doc = $ser->getSerializedIndex($res->index);
$params['content'] = $doc . "\n";
}
}
function toRDFXML()
{
$index = $this->toIndex();
$ser = ARC2::getRDFXMLSerializer(array('ns' => $this->ns));
return $ser->getSerializedIndex($index);
}
$triples = array_merge($triples, $newtriples, $log);
if (@$_REQUEST['dummy'] === "true") {
echo "@prefix nif: <http://persistence.uni-leipzig.org/nlp2rdf/ontologies/nif-core#>.\n\t@prefix dbo: <http://dbpedia.org/ontology/>.\n\t@prefix owl: <http://www.w3.org/2002/07/owl#>.\n\t@prefix itsrdf: <http://www.w3.org/2005/11/its/rdf#>.\n\t@prefix prefix: <" . $prefix . "> .\n\t<" . $prefix . "char=0,39> \n\t\ta nif:RFC5147String , nif:Context ;\n\t\tnif:beginIndex \"0\";\n\t\tnif:endIndex \"39\";\n\t\tnif:isString \"\"\"My favorite actress is Natalie Portman.\"\"\" . \n\t\t\n\t<" . $prefix . "char=23,39> \n\t\ta nif:RFC5147String , nif:NamedEntity ;\n\t\tnif:beginIndex \"23\";\n\t\tnif:endIndex \"38\";\n\t\tnif:referenceContext <" . $prefix . "char=0,39> ;\n\t\titsrdf:taIdentRef <http://dbpedia.org/resource/Natalie_Portman> ;\n\t\titsrdf:taClassRef <http://nerd.eurecom.fr/ontology#Person> , dbo:Actor, dbo:Artist, dbo:Person, dbo:Agent, owl:Thing ;\n\t\tnif:taMsClassRef dbo:Actor .\n\t\t\n\t<http://dbpedia.org/resource/Natalie_Portman> a <http://nerd.eurecom.fr/ontology#Person> , dbo:Actor, dbo:Artist, dbo:Person, dbo:Agent, owl:Thing .\n\t<http://nerd.eurecom.fr/ontology#Person> <http://nerd.eurecom.fr/ontology#isCoreClass> \"1\" . ";
die;
}
/****
* Out
* ****/
$ns = array('p' => trim($prefix), 'nif' => NIF, 'rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'rdfs' => 'http://www.w3.org/2000/01/rdf-schema#', 'owl' => 'http://www.w3.org/2002/07/owl#', 'rlog' => 'http://persistence.uni-leipzig.org/nlp2rdf/ontologies/rlog#', 'dc' => 'http://purl.org/dc/elements/1.1/');
$ser = null;
switch ($outformat) {
case "turtle":
$ser = ARC2::getTurtleSerializer(array('ns' => $ns));
break;
case "rdfxml":
$ser = ARC2::getRDFXMLSerializer(array('ns' => $ns));
break;
case "json":
$ser = ARC2::getRDFJSONSerializer(array('ns' => $ns));
break;
case "ntriples":
$ser = ARC2::getNTriplesSerializer(array('ns' => $ns));
break;
default:
$ser = ARC2::getTurtleSerializer(array('ns' => $ns));
break;
}
$output = "";
if ($outformat == "turtle") {
$output = $ser->getSerializedTriples($triples);
header("Content-Type: text/turtle");
/**
* Serialise the graph to RDF/XML
* @return string the RDF/XML version of the graph
*/
function to_rdfxml()
{
$this->update_prefix_mappings();
$serializer = ARC2::getRDFXMLSerializer(array('ns' => $this->_labeller->get_ns()));
return $serializer->getSerializedIndex($this->_to_arc_index($this->_index));
}
function getRDFXMLDescribeResultDoc($r)
{
$this->setHeader('content-type', 'Content-Type: application/rdf+xml');
$index = $r['result'];
$ser = ARC2::getRDFXMLSerializer($this->a);
$dur = $r['query_time'];
return $ser->getSerializedIndex($index) . "\n" . '<!-- query time: ' . $dur . ' -->';
}
<?php
$uri = $_REQUEST['URI'];
$BD = $_REQUEST['BD'];
if ($BD == null) {
die("no data");
}
include_once "../arc/ARC2.php";
$name = "Nameless BNode";
$rdfa = $BD['rdf'];
$sl = array();
$sl[$uri] = array();
foreach ($rdfa as $trip) {
$sl[$uri][$trip['pred']] = $trip['obj'];
if ($trip['pred'] = "dct:creator") {
$name = $trip['obj'];
}
}
$type = $BD['type'];
$serializer = ARC2::getRDFXMLSerializer(array('ns' => array('foaf' => 'http://xmlns.com/foaf/0.1/')));
$si = $serializer->getSerializedIndex($sl);
$output = json_encode(array('label' => $name, 'uri' => $uri, 'type' => $type, 'rdf' => array(0 => $si), 'sameas' => array(0 => $uri), 'otherlinks' => null));
echo $output;
// $sl[$uri]['type'] = "bnode";
/**
* method that converts the information into the correct format in rdf
*
* currently only does single export
*
* @dev:
* data structure is
* array(
* array(
* url => array(
* property => array(
* 'value' => value,
* 'type' => 'literal'
* )
* property_2 => array(
* 'value' => value,
* 'type' => 'literal'
* )
* )
* )
* );
*
* @see
* http://web.archive.org/web/20100801084904/http://n2.talis.com/wiki/RDF_PHP_Specification
*/
public function convert()
{
//variables
global $base_url;
$rdf_term_array = $this->get_rdf_list('rdf_term');
$output = '';
$available_rdf = $this->get_rdf_list();
$biblio_list = $this->biblio_node;
$rdf = array();
//allow the rdf to use these namespaces
$ns = $this->_get_namespaces();
//does for each bibliography within the obj
foreach ($biblio_list as $nid => $node) {
$path = url('node/' . $nid);
foreach ($available_rdf as $node_term => $rdf_term) {
//breaks the loop if the term is empty or the node field is empty
if (empty($rdf_term) || empty($node[$node_term])) {
continue;
}
//ensures that the node field is set
if (isset($node[$node_term])) {
//sanitize the data before it comes out.
$value = str_replace(PHP_EOL, '', $node[$node_term]);
$processed_value = $this->field_value_handler($value, $node_term);
//only continue if the value is processed and not empty
if (!empty($processed_value)) {
$rdf[$path][$rdf_term] = array(array('value' => $processed_value, 'type' => 'literal'));
}
}
}
}
$conf = array('ns' => $ns);
$ser = ARC2::getRDFXMLSerializer($conf);
$doc = $ser->getSerializedIndex($rdf);
$this->output .= $doc;
}
function toRDFXML()
{
$ser = ARC2::getRDFXMLSerializer();
return $ser->getSerializedIndex($this->__index);
}
function exportStoreXml()
{
//Récupération des préfixes
$ns = array();
$tmpArray = explode("\n", $this->prefix);
foreach ($tmpArray as $prefix) {
if (preg_match('`PREFIX (.+): \\<(.+)\\>`', $prefix, $out)) {
$ns[$out[1]] = $out[2];
}
}
$conf = array('ns' => $ns);
$ser = ARC2::getRDFXMLSerializer($conf);
$all = $this->store->query("SELECT ?s ?p ?o WHERE { ?s ?p ?o }");
$rdfxml2 = $ser->getSerializedTriples($all["result"]['rows']);
return $rdfxml2;
}
/**
* Serialize an index into either RDF-XML or RDF-JSON
*/
public function serialize($index, $prefix = '', $format = 'xml')
{
if (!empty($prefix)) {
$this->ns['scalar'] = $prefix;
}
switch (strtolower($format)) {
case 'json':
$parser = @ARC2::getRDFParser();
$doc = @$parser->toRDFJSON($index);
break;
case 'turtle':
$parser = @ARC2::getRDFParser();
$doc = @$parser->toTurtle($index, $this->ns);
break;
default:
// xml
$conf = array('ns' => $this->ns, 'serializer_prettyprint_container' => true);
// , 'serializer_type_nodes' => true
$ser = @ARC2::getRDFXMLSerializer($conf);
$doc = @$ser->getSerializedIndex($index);
}
return $doc;
}
/**
* @return string
*/
public function toRDFXML()
{
/** @var \ARC2_RDFSerializer $ser */
$ser = \ARC2::getRDFXMLSerializer();
return $ser->getSerializedIndex($this->_index);
}
/**
* Outputs project's DOAP profile
* @param unknown_type $params
*/
function content_negociated_project_home(&$params)
{
$projectname = $params['groupname'];
$accept = $params['accept'];
$group_id = $params['group_id'];
if ($accept == 'application/rdf+xml') {
// connect to FusionForge internals
$pm = ProjectManager::instance();
$project = $pm->getProject($group_id);
$project_shortdesc = $project->getPublicName();
$project_description = $project->getDescription();
$tags_list = NULL;
if (forge_get_config('use_project_tags')) {
$group = group_get_object($group_id);
$tags_list = $group->getTags();
}
// We will return RDF+XML
$params['content_type'] = 'application/rdf+xml';
// Construct an ARC2_Resource containing the project's RDF (DOAP) description
$ns = array('rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'rdfs' => 'http://www.w3.org/2000/01/rdf-schema#', 'doap' => 'http://usefulinc.com/ns/doap#', 'dcterms' => 'http://purl.org/dc/terms/', 'schema' => 'http://schema.org/');
$conf = array('ns' => $ns);
$res = ARC2::getResource($conf);
$res->setURI(util_make_url_g($projectname, $group_id));
// $res->setRel('rdf:type', 'doap:Project');
rdfutils_setPropToUri($res, 'rdf:type', 'doap:Project');
$res->setProp('doap:name', $projectname);
$res->setProp('doap:shortdesc', $project_shortdesc);
if ($project_description) {
$res->setProp('doap:description', $project_description);
}
$res->setProp('doap:homepage', $project->getHomePage());
$tags = array();
if ($tags_list) {
$tags = split(', ', $tags_list);
$res->setProp('dcterms:subject', $tags);
}
// Now, we need to collect complementary RDF descriptiosn of the project via other plugins
// invoke the 'project_rdf_metadata' hook so as to complement the RDF description
$hook_params = array();
$hook_params['prefixes'] = array();
foreach ($ns as $prefix => $url) {
$hook_params['prefixes'][$url] = $prefix;
}
$hook_params['group'] = $group_id;
// pass the resource in case it could be useful (read-only in principle)
$hook_params['in_Resource'] = $res;
$hook_params['out_Resources'] = array();
plugin_hook_by_reference('project_rdf_metadata', $hook_params);
// add new prefixes to the list
foreach ($hook_params['prefixes'] as $url => $prefix) {
if (!isset($ns[$prefix])) {
$ns[$prefix] = $url;
}
}
// merge the two sets of triples
$merged_index = $res->index;
foreach ($hook_params['out_Resources'] as $out_res) {
$merged_index = ARC2::getMergedIndex($merged_index, $out_res->index);
}
$conf = array('ns' => $ns, 'serializer_type_nodes' => true);
$ser = ARC2::getRDFXMLSerializer($conf);
/* Serialize a resource index */
$doc = $ser->getSerializedIndex($merged_index);
$params['content'] = $doc . "\n";
}
}
