CCrmUserType::InternalizeCrmEntityValue

static function InternalizeCrmEntityValue(&$value, array $field)
{
	$settings = isset($field['SETTINGS']) ? $field['SETTINGS'] : null;
	if(!is_array($settings))
	{
		return;
	}

	$isContactEnabled = isset($settings['CONTACT']) && mb_strtoupper($settings['CONTACT']) === 'Y';
	$isCompanyEnabled = isset($settings['COMPANY']) && mb_strtoupper($settings['COMPANY']) === 'Y';
	$isLeadEnabled = isset($settings['LEAD']) && mb_strtoupper($settings['LEAD']) === 'Y';
	$isDealEnabled = isset($settings['DEAL']) && mb_strtoupper($settings['DEAL']) === 'Y';

	if(is_array($value))
	{
		foreach($value as $k => $v)
		{
			$entityID = 0;
			if($isLeadEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Lead, $v, $entityID))
			{
				$value[$k] = ($isContactEnabled || $isCompanyEnabled || $isDealEnabled)
					? "L_{$entityID}" : "{$entityID}";
			}
			elseif($isContactEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Contact, $v, $entityID))
			{
				$value[$k] = ($isCompanyEnabled || $isLeadEnabled || $isDealEnabled)
					? "C_{$entityID}" : "{$entityID}";
			}
			elseif($isCompanyEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Company, $v, $entityID))
			{
				$value[$k] = ($isContactEnabled || $isLeadEnabled || $isDealEnabled)
					? "CO_{$entityID}" : "{$entityID}";
			}
			elseif($isDealEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Deal, $v, $entityID))
			{
				$value[$k] = ($isContactEnabled || $isCompanyEnabled || $isLeadEnabled)
					? "D_{$entityID}" : "{$entityID}";
			}
		}
	}
	elseif(is_string($value) && $value !== '')
	{
		$entityID = 0;
		if($isLeadEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Lead, $value, $entityID))
		{
			$value = ($isContactEnabled || $isCompanyEnabled || $isDealEnabled)
				? "L_{$entityID}" : "{$entityID}";
		}
		elseif($isContactEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Contact, $value, $entityID))
		{
			$value = ($isCompanyEnabled || $isLeadEnabled || $isDealEnabled)
				? "C_{$entityID}" : "{$entityID}";
		}
		elseif($isCompanyEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Company, $value, $entityID))
		{
			$value = ($isContactEnabled || $isLeadEnabled || $isDealEnabled)
				? "CO_{$entityID}" : "{$entityID}";
		}
		elseif($isDealEnabled && self::TryInternalizeCrmEntityID(CCrmOwnerType::Deal, $value, $entityID))
		{
			$value = ($isContactEnabled || $isCompanyEnabled || $isLeadEnabled)
				? "D_{$entityID}" : "{$entityID}";
		}
	}
}