public function getConceptsByTag($OntologyID = '1', $Tag, $userId = '1')
{
if (empty($Tag)) {
return null;
}
$TagLabel = $Tag->getLabel();
//Going curl!
$url = $this->_mapping_endpoint . $OntologyID . '/mapping';
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POST, 1);
$params = "tag={$TagLabel}&userId={$userId}&doGreedyMatch=false";
//TODO set variable userid!!!!!
curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
$xmlanswer = curl_exec($ch);
curl_close($ch);
//No answer from tagonto
if (empty($xmlanswer)) {
return array();
}
//Answer gotten
//TODO error handling!
$doc = new DOMDocument();
$doc->preserveWhiteSpace = false;
//Loading the XML doc
$doc->LoadXML($xmlanswer);
$xpath = new DOMXPath($doc);
//Extracting tag information
$query = '//mapping';
//TODO error handling here too
$mappings = $xpath->query($query);
//Setupping ontologyconcepts
foreach ($mappings as $mapping) {
$concept = new OntologyConcept();
//Setting name and uri
$concept->setName($mapping->getAttribute('concept'));
$concept->setUri($mapping->getAttribute('conceptUri'));
echo $CONCEPTS_TABLE;
//Here we get the element ID
$ONT = new Ontology($OntologyID);
$concept->setId($ONT->getConceptIDFromURI($mapping->getAttribute('conceptUri')));
//Preparing an array that will be merged to a given element mapping
//TODO caching here?!
$maparray[1] = $mapping->getAttribute('significance');
$tagarray[$mapping->getAttribute('tag')] = $maparray;
$concept->addAssociatedTag($tagarray);
$Concepts[] = $concept;
}
return $Concepts;
}
/**
* will return every concept in the ontology
***/
function getAllConcepts()
{
foreach ($this->conceptsURItoID as $uri => $id) {
$concept = new OntologyConcept();
$concept->setId($id);
$concept->setUri($uri);
//removing the # and getting the concept name
$concept->setName(str_replace('#', '', strrchr($uri, '#')));
$concepts[] = $concept;
}
return $concepts;
}