public function has($model, $pivot)
{
if (is_object($pivot)) {
if ($pivot instanceof \Dbredis\Db) {
$pivot = $pivot->table;
} else {
$pivot = $pivot->db()->table;
}
}
if (!is_object($model)) {
throw new Exception('the first argument must be a model.');
}
if (!strlen($model->id)) {
throw new Exception("attach method requires a valid model 1.");
}
$names = [(string) $model->db()->table, (string) $pivot];
asort($names);
$from = current($names);
$to = end($names);
if ($from == $model->db()->table) {
$count = Model::Pivot()->where(['from_table', '=', (string) $from])->where(['from_id', '=', (int) $model->id])->where(['from_db', '=', (string) $model->db()->db])->where(['to_table', '=', (string) $pivot])->count();
} else {
$count = Model::Pivot()->where(['from_table', '=', (string) $pivot])->where(['to_id', '=', (int) $model->id])->where(['to_db', '=', (string) $model->db()->db])->where(['to_table', '=', (string) $to])->count();
}
return $count > 0 ? true : false;
}
