UserProfile::getAvailableFields

public function getAvailableFields()
{
	$result = [];

	if (!$this->arResult["AllowAllUserProfileFields"])
	{
		$result[] = 'FULL_NAME';

		if (!empty($this->arParams['USER_FIELDS_MAIN']))
		{
			$result = array_merge($result, array_values($this->arParams['USER_FIELDS_MAIN']));
		}
		if (!empty($this->arParams['USER_PROPERTY_MAIN']))
		{
			$result = array_merge($result, array_values($this->arParams['USER_PROPERTY_MAIN']));
		}
		if (!empty($this->arParams['USER_FIELDS_CONTACT']))
		{
			$result = array_merge($result, array_values($this->arParams['USER_FIELDS_CONTACT']));
		}
		if (!empty($this->arParams['USER_PROPERTY_CONTACT']))
		{
			$result = array_merge($result, array_values($this->arParams['USER_PROPERTY_CONTACT']));
		}
		if (!empty($this->arParams['USER_FIELDS_PERSONAL']))
		{
			$result = array_merge($result, array_values($this->arParams['USER_FIELDS_PERSONAL']));
		}
		if (!empty($this->arParams['USER_PROPERTY_PERSONAL']))
		{
			$result = array_merge($result, array_values($this->arParams['USER_PROPERTY_PERSONAL']));
		}
		if (!empty($this->arParams['EDITABLE_FIELDS']))
		{
			$result = array_merge($result, array_values($this->arParams['EDITABLE_FIELDS']));
		}

		$result = array_unique($result);
	}

	self::setWhiteListOption($result);

	return $result;
}