Order::loadContactFieldValue

protected function loadContactFieldValue($fieldId): void
{
	if ($this->contactDocument === null)
	{
		$this->loadEntityValues();
		if ($this->document['CONTACT_ID'])
		{
			$this->contactDocument = \CCrmDocumentContact::getDocument('CONTACT_' . $this->document['CONTACT_ID']);
		}
	}

	if ($this->contactDocument)
	{
		$contactFieldId = substr($fieldId, strlen('CONTACT.'));
		$this->document[$fieldId] = $this->contactDocument[$contactFieldId];
	}
}