CAllSocNetFeatures::IsActiveFeature

static function IsActiveFeature($type, $id, $feature)
{
	global $arSocNetAllowedEntityTypes, $APPLICATION;

	$arReturn = [];

	$type = trim($type);
	if (
		$type == ''
		|| !in_array($type, $arSocNetAllowedEntityTypes)
	)
	{
		$APPLICATION->ThrowException(GetMessage("SONET_GF_ERROR_NO_ENTITY_TYPE"), "ERROR_EMPTY_TYPE");
		return false;
	}

	$feature = mb_strtolower(trim($feature));
	if ($feature == '')
	{
		$APPLICATION->ThrowException(GetMessage("SONET_GF_EMPTY_FEATURE_ID"), "ERROR_EMPTY_FEATURE_ID");
		return false;
	}

	$arSocNetFeaturesSettings = CSocNetAllowed::GetAllowedFeatures();
	if (
		!isset($arSocNetFeaturesSettings[$feature]['allowed'])
		|| !in_array($type, $arSocNetFeaturesSettings[$feature]['allowed'], true)
	)
	{
		$APPLICATION->ThrowException(GetMessage("SONET_GF_ERROR_NO_FEATURE_ID"), "ERROR_NO_FEATURE_ID");
		return false;
	}

	$arFeatures = [];

	if (is_array($id))
	{
		$arGroupToGet = array();
		foreach($id as $group_id)
		{
			if ($group_id <= 0)
			{
				$arReturn[$group_id] = false;
			}
			elseif (
				isset($GLOBALS['SONET_FEATURES_CACHE'][$type][$group_id])
				&& is_array($GLOBALS['SONET_FEATURES_CACHE'][$type][$group_id])
			)
			{
				$arFeatures[$group_id] = $GLOBALS["SONET_FEATURES_CACHE"][$type][$group_id];

				if (!array_key_exists($feature, $arFeatures[$group_id]))
				{
					$arReturn[$group_id] = true;
					continue;
				}

				$arReturn[$group_id] = ($arFeatures[$group_id][$feature]['ACTIVE'] === "Y");
			}
			else
			{
				$arGroupToGet[] = $group_id;
			}
		}

		if (!empty($arGroupToGet))
		{
			$res = CSocNetFeatures::getList(
				[],
				[
					'@ENTITY_ID' => $arGroupToGet,
					'ENTITY_TYPE' => $type,
				],
				false,
				false,
				[ 'ENTITY_ID', 'FEATURE', 'ACTIVE', 'FEATURE_NAME' ]
			);
			while ($featureFields = $res->getNext(true, false))
			{
				$arFeatures[$featureFields['ENTITY_ID']][$featureFields['FEATURE']] = [
					'ACTIVE' => $featureFields['ACTIVE'],
					'FEATURE_NAME' => $featureFields['FEATURE_NAME'],
				];
			}

			foreach ($arGroupToGet as $group_id)
			{
				if (
					!isset($GLOBALS['SONET_FEATURES_CACHE'])
					|| !is_array($GLOBALS['SONET_FEATURES_CACHE'])
				)
				{
					$GLOBALS['SONET_FEATURES_CACHE'] = [];
				}

				if (
					!isset($GLOBALS['SONET_FEATURES_CACHE'][$type])
					|| !is_array($GLOBALS['SONET_FEATURES_CACHE'][$type])
				)
				{
					$GLOBALS['SONET_FEATURES_CACHE'][$type] = [];
				}

				if (!isset($arFeatures[$group_id]))
				{
					$arFeatures[$group_id] = Array();
				}

				$GLOBALS["SONET_FEATURES_CACHE"][$type][$group_id] = $arFeatures[$group_id];

				if (!array_key_exists($feature, $arFeatures[$group_id]))
				{
					$arReturn[$group_id] = true;
					continue;
				}

				$arReturn[$group_id] = ($arFeatures[$group_id][$feature]["ACTIVE"] === "Y");
			}
		}

		return $arReturn;
	}

	// not array
	$id = (int)$id;
	if ($id <= 0)
	{
		$APPLICATION->ThrowException(GetMessage("SONET_GF_EMPTY_ENTITY_ID"), "ERROR_EMPTY_ENTITY_ID");
		return false;
	}

	if (
		isset($GLOBALS['SONET_FEATURES_CACHE'][$type][$id])
		&& is_array($GLOBALS['SONET_FEATURES_CACHE'][$type][$id])
	)
	{
		$arFeatures = $GLOBALS["SONET_FEATURES_CACHE"][$type][$id];
	}
	else
	{
		$res = CSocNetFeatures::getList(
			[],
			[
				'ENTITY_ID' => $id,
				'ENTITY_TYPE' => $type,
			],
			false,
			false,
			[ 'FEATURE', 'ACTIVE', 'FEATURE_NAME' ]
		);
		while ($featureFields = $res->getNext())
		{
			$arFeatures[$featureFields['FEATURE']] = [
				'ACTIVE' => $featureFields['ACTIVE'],
				'FEATURE_NAME' => $featureFields['FEATURE_NAME'],
			];
		}

		if (
			!isset($GLOBALS['SONET_FEATURES_CACHE'])
			|| !is_array($GLOBALS['SONET_FEATURES_CACHE'])
		)
		{
			$GLOBALS['SONET_FEATURES_CACHE'] = [];
		}

		if (
			!isset($GLOBALS['SONET_FEATURES_CACHE'][$type])
			|| !is_array($GLOBALS['SONET_FEATURES_CACHE'][$type])
		)
		{
			$GLOBALS["SONET_FEATURES_CACHE"][$type] = [];
		}

		$GLOBALS['SONET_FEATURES_CACHE'][$type][$id] = $arFeatures;
	}

	if (!array_key_exists($feature, $arFeatures))
	{
		return true;
	}

	return ($arFeatures[$feature]['ACTIVE'] === 'Y');
}