/**
* Initializes the collection by loading its contents from the database
* if the collection is not yet initialized.
*/
public function initialize()
{
if (!$this->initialized && $this->mapping) {
if ($this->isDirty) {
// Has NEW objects added through add(). Remember them.
$newObjects = $this->coll->toArray();
}
$this->coll->clear();
$this->uow->loadCollection($this);
$this->takeSnapshot();
// Reattach NEW objects added through add(), if any.
if (isset($newObjects)) {
foreach ($newObjects as $key => $obj) {
if ($this->mapping['strategy'] === 'set') {
$this->coll->set($key, $obj);
} else {
$this->coll->add($obj);
}
}
$this->isDirty = true;
}
$this->mongoData = array();
$this->initialized = true;
}
}