framework/rbac/DbManager.php
public function getRules()
    {
        if ($this->rules !== null) {
            return $this->rules;
        }

        $query = (new Query())->from($this->ruleTable);

        $rules = [];
        foreach ($query->all($this->db) as $row) {
            $data = $row['data'];
            if (is_resource($data)) {
                $data = stream_get_contents($data);
            }
            $rules[$row['name']] = unserialize($data);
        }

        return $rules;
    }
public function getRules()
    {
        if ($this->rules !== null) {
            return $this->rules;
        }

        $query = (new Query())->from($this->ruleTable);

        $rules = [];
        foreach ($query->all($this->db) as $row) {
            $data = $row['data'];
            if (is_resource($data)) {
                $data = stream_get_contents($data);
            }
            $rules[$row['name']] = unserialize($data);
        }

        return $rules;
    }
{@inheritdoc}