protected function _set_orm_property($key, $value = null, $expr = false)
{
if (!is_array($key)) {
$key = array($key => $value);
}
foreach ($key as $field => $value) {
$this->_data[$field] = $value;
$this->_dirty_fields[$field] = $value;
if (false === $expr and isset($this->_expr_fields[$field])) {
unset($this->_expr_fields[$field]);
} else {
if (true === $expr) {
$this->_expr_fields[$field] = true;
}
}
}
return $this;
}