Hook::getList

static function getList($id, $type, array $data = array())
{
	$hooks = array();
	$classDir = self::HOOKS_PAGE_DIR;
	$classNamespace = self::HOOKS_NAMESPACE;
	$excludedHooks = BitrixLandingSiteType::getExcludedHooks();

	// first read all hooks in base dir
	foreach (self::getClassesFromDir($classDir) as $class)
	{
		if (in_array($class, $excludedHooks))
		{
			continue;
		}
		$classFull = __NAMESPACE__  . $classNamespace . $class;
		if (class_exists($classFull))
		{
			$hooks[$class] = new $classFull(
				self::$editMode,
				!($type == self::ENTITY_TYPE_SITE)
			);
		}
	}

	// sort hooks
	uasort($hooks, function($a, $b)
	{
		if ($a->getSort() == $b->getSort())
		{
			return 0;
		}
		return ($a->getSort() < $b->getSort()) ? -1 : 1;
	});

	// check custom exec
	$event = new Event('landing', 'onHookExec');
	$event->send();
	foreach ($event->getResults() as $result)
	{
		if ($result->getType() != EventResult::ERROR)
		{
			if ($customExec = $result->getModified())
			{
				foreach ((array)$customExec as $code => $itemExec)
				{
					$code = mb_strtoupper($code);
					if (isset($hooks[$code]) && is_callable($itemExec))
					{
						$hooks[$code]->setCustomExec($itemExec);
					}
				}
				unset($code, $itemExec);
			}
			unset($customExec);
		}
	}
	unset($event, $result);

	// then fill hook with data
	if (!empty($hooks) && $id > 0)
	{
		if (empty($data))
		{
			$data = self::getData($id, $type);
		}
		foreach ($hooks as $code => $hook)
		{
			if (isset($data[$code]))
			{
				$hook->setData($data[$code]);
			}
		}
	}

	return $hooks;
}