/**
* Récupère les cardinalités entre une classe et une propriété
*
* @param string uri_class
* @param string uri_property
* @return onto_restriction
* @access public
*/
public function get_restriction($uri_class, $uri_property)
{
$restriction = new onto_restriction();
//recherche des exlusions !
$query = "select ?distinct where {\n\t\t\t<" . $uri_property . "> pmb:distinctWith ?distinct\n\t\t}";
if ($this->store->query($query)) {
if ($this->store->num_rows()) {
$results = $this->store->get_result();
foreach ($results as $result) {
$restriction->set_new_distinct($this->get_property($uri_class, $result->distinct));
}
}
} else {
var_dump($this->store->get_errors());
}
$query = "select ?max ?min where {\n\t\t\t<" . $uri_class . "> rdf:type <http://www.w3.org/2002/07/owl#Class> .\n\t\t\t<" . $uri_class . "> rdfs:subClassOf ?restrict .\t\n\t\t\t?restrict rdf:type <http://www.w3.org/2002/07/owl#Restriction> .\n\t\t\t?restrict owl:onProperty <" . $uri_property . "> .\t\t\n\t\t\toptional {\n\t\t\t\t?restrict owl:maxCardinality ?max\n\t\t\t} .\n\t\t\toptional {\n\t\t\t\t?restrict owl:minCardinality ?min\n\t\t\t}\n\t\t}";
if ($this->store->query($query)) {
if ($this->store->num_rows()) {
$results = $this->store->get_result();
foreach ($results as $result) {
if ($result->min) {
$restriction->set_min($result->min);
}
if ($result->max) {
$restriction->set_max($result->max);
}
}
}
} else {
var_dump($this->store->get_errors());
}
return $restriction;
}