public function find_for_role($role_id=null)
{
if (empty($role_id) || !is_numeric($role_id))
{
return false;
}
return parent::find_by('role_id', $role_id);
}
public function find_by($field=null, $value=null)
{
if ($field == 'both')
{
$field = array(
'username' => $value,
'email' => $value
);
return parent::find_by($field, null, 'or');
}
$this->db->join('roles', 'roles.role_id = users.role_id', 'left');
return parent::find_by($field, $value);
}
