/**
* Prepare the Cursor returned by {@link Query::execute()}.
*
* This method will apply cursor options present in the query structure
* array. The Cursor may also be wrapped with an EagerCursor.
*
* @param Cursor $cursor
* @return CursorInterface
*/
protected function prepareCursor(Cursor $cursor)
{
/* Note: if this cursor resulted from a mapReduce command, applying the
* read preference may be undesirable. Results would have been written
* to the primary and replication may still be in progress.
*/
if (isset($this->query['readPreference'])) {
$cursor->setReadPreference($this->query['readPreference'], $this->query['readPreferenceTags']);
}
foreach ($this->getQueryOptions('hint', 'immortal', 'limit', 'skip', 'slaveOkay', 'sort', 'maxTimeMS') as $key => $value) {
$cursor->{$key}($value);
}
if (!empty($this->query['snapshot'])) {
$cursor->snapshot();
}
if (!empty($this->query['eagerCursor'])) {
$cursor = new EagerCursor($cursor);
}
if (isset($this->query['useIdentifierKeys'])) {
$cursor->setUseIdentifierKeys($this->query['useIdentifierKeys']);
}
return $cursor;
}
/**
* Wrapper method for MongoCursor::snapshot().
*
* @see \Doctrine\MongoDB\Cursor::snapshot()
* @see http://php.net/manual/en/mongocursor.snapshot.php
* @return self
*/
public function snapshot()
{
$this->baseCursor->snapshot();
return $this;
}
protected function prepareCursor(Cursor $cursor)
{
$cursor->limit($this->query['limit']);
$cursor->skip($this->query['skip']);
$cursor->sort($this->query['sort']);
$cursor->immortal($this->query['immortal']);
if (null !== $this->query['slaveOkay']) {
$cursor->slaveOkay($this->query['slaveOkay']);
}
if ($this->query['snapshot']) {
$cursor->snapshot();
}
foreach ($this->query['hints'] as $keyPattern) {
$cursor->hint($keyPattern);
}
if ($this->query['eagerCursor'] === true) {
$cursor = new EagerCursor($cursor);
}
return $cursor;
}
protected function prepareCursor(Cursor $cursor)
{
$cursor->limit($this->query['limit']);
$cursor->skip($this->query['skip']);
$cursor->sort($this->query['sort']);
$cursor->immortal($this->query['immortal']);
$cursor->slaveOkay($this->query['slaveOkay']);
if ($this->query['snapshot']) {
$cursor->snapshot();
}
foreach ($this->query['hints'] as $keyPattern) {
$cursor->hint($keyPattern);
}
}
