Quote::fetchData

protected function fetchData()
{
	if($this->data === null)
	{
		$this->data = [];
		$data = \CCrmQuote::GetByID($this->source);
		if($data)
		{
			$this->data = $data;
			$this->convertBBFieldsToHtml();
		}
	}
	if(!$this->isLightMode())
	{
		$this->loadProducts();
		$this->calculateTotalFields();
	}
}