/**
* Lood document by its identifier.
*
* @param string $id
* @return object|null
*/
public function loadById($id)
{
$result = $this->_collection->findOne(array('_id' => new \MongoId($id)));
if ($result !== null) {
return $this->_uow->getOrCreateDocument($this->_documentName, $result);
}
return null;
}
/**
* Lood document by its identifier.
*
* @param string $id
* @return object|null
*/
public function loadById($id)
{
$result = $this->_collection->findOne(array('_id' => $this->_class->getDatabaseIdentifierValue($id)));
if ($result !== null) {
return $this->_uow->getOrCreateDocument($this->_documentName, $result);
}
return null;
}
/**
* Lood document by its identifier.
*
* @param string $id
* @return object|null
*/
public function loadById($id)
{
$result = $this->_collection->findOne(array('_id' => $this->_class->getDatabaseIdentifierValue($id)));
if ($result !== null) {
$document = $this->_uow->getOrCreateDocument($this->_documentName, $result);
$this->_uow->registerManaged($document, $this->_class->getPHPIdentifierValue($result['_id']), $result);
return $document;
}
return null;
}
/**
* Checks whether the given managed document exists in the database.
*
* @param object $document
* @return boolean TRUE if the document exists in the database, FALSE otherwise.
*/
public function exists($document)
{
$id = $this->class->getIdentifierObject($document);
return (bool) $this->collection->findOne(array(array('_id' => $id)), array('_id'));
}