public function create(array $fields, $foreign_models = array())
{
if (isset($fields['next_to_node'])) {
$transaction = true;
$fields['left'] = $fields['next_to_node']['right'] + 1;
$fields['right'] = $fields['left'] + 1;
$this->_transaction_begin();
$this->_query_update()->set('`left` = `left` + 2')->where('`left` >', $fields['next_to_node']['left'])->execute();
$this->_query_update()->set('`right` = `right` + 2')->where('`right` >', $fields['next_to_node']['right'])->execute();
} else {
if (isset($fields['inside_node'])) {
$transaction = true;
$fields['left'] = $fields['inside_node']['left'] + 1;
$fields['right'] = $fields['left'] + 1;
$this->_transaction_begin();
$this->_query_update()->set('`left` = `left` + 2')->where('`left` >', $fields['inside_node']['left'])->execute();
$this->_query_update()->set('`right` = `right` + 2')->where('`right` >', $fields['inside_node']['left'])->execute();
} else {
if (!isset($fields['left'], $fields['right'])) {
$transaction = true;
$this->_transaction_begin();
$last_right = $this->_query_select('MAX(`right`) AS max_right')->limit(1)->execute(array('single_column' => true));
$fields['left'] = $last_right + 1;
$fields['right'] = $last_right + 2;
}
}
}
unset($fields['next_to_node'], $fields['inside_node']);
parent::create($fields, $foreign_models);
if ($transaction) {
$this->_transaction_end();
}
}
private function _create_one_to_one($fields, self $foreign_model, $foreign)
{
$foreign_singular = isset($foreign['singular']) ? $foreign['singular'] : $foreign_model->singular();
if (isset($fields[$foreign_singular])) {
//throw new \InvalidArgumentException("Missing \"{$foreign_singular}\" data");
$foreign_id = $foreign_model->create($fields[$foreign_singular]);
unset($fields[$foreign_singular]);
$fields["{$foreign_singular}_id"] = $foreign_id;
}
return $fields;
}
