function parseDataRDF()
{
$items = array();
if (!isset($this->data['@graph'])) {
return $items;
}
foreach ($this->data['@graph'] as $item) {
$obj = new SKOSConcept($item['@id']);
foreach ($item as $key => $value) {
if (!$this->isRelation($key)) {
$obj->addProperty($key, $value);
}
}
$items[$item['@id']] = $obj;
}
foreach ($this->data['@graph'] as $item) {
$obj = $items[$item['@id']];
foreach ($item as $key => $value) {
if ($this->isRelation($key)) {
if (is_array($value)) {
foreach ($value as $relation) {
if (array_key_exists($relation, $items)) {
$obj->addRelation($key, $items[$relation]);
}
}
} else {
if (array_key_exists($value, $items)) {
$obj->addRelation($key, $items[$value]);
}
}
}
}
}
return $items;
}
function parseDataRDF()
{
$items = array();
if (!isset($this->data['@graph'])) {
return $items;
}
//first create all objects; without relations
//these items are described in the array of the result-set
foreach ($this->data['@graph'] as $item) {
$obj = new SKOSConcept($item['@id']);
foreach ($item as $key => $value) {
if (!$this->isRelation($key)) {
$obj->addProperty($key, $value);
}
}
$items[$item['@id']] = $obj;
}
//now add relations. Only add relation if item is created by previous loop
foreach ($this->data['@graph'] as $item) {
$obj = $items[$item['@id']];
foreach ($item as $key => $value) {
if ($this->isRelation($key)) {
if (is_array($value)) {
foreach ($value as $relation) {
if (array_key_exists($relation, $items)) {
//object is created
$obj->addRelation($key, $items[$relation]);
}
}
} else {
if (array_key_exists($value, $items)) {
$obj->addRelation($key, $items[$value]);
}
}
}
}
}
return $items;
}
