UrlRewriter::recursiveReindex

static function recursiveReindex($rootPath, $path, $arSites, $maxExecutionTime, &$ns)
{
	$pathAbs = IOPath::combine($rootPath, $path);

	$siteId = "";
	foreach ($arSites as $site)
	{
		if (mb_substr($pathAbs."/", 0, mb_strlen($site["path"]."/")) == $site["path"]."/")
		{
			$siteId = $site["site_id"];
			break;
		}
	}
	if (empty($siteId))
		return 0;

	$dir = new IODirectory($pathAbs, $siteId);
	if (!$dir->isExists())
		return 0;

	$arChildren = $dir->getChildren();
	foreach ($arChildren as $child)
	{
		if ($child->isDirectory())
		{
			if ($child->isSystem())
				continue;

			//this is not first step and we had stopped here, so go on to reindex
			if ($maxExecutionTime <= 0
				|| $ns["FLG"] == ''
				|| mb_substr($ns["ID"]."/", 0, mb_strlen($child->getPath()."/")) == $child->getPath()."/"
			)
			{
				if (static::recursiveReindex($rootPath, mb_substr($child->getPath(), mb_strlen($rootPath)), $arSites, $maxExecutionTime, $ns) === false)
					return false;
			}
			else //all done
			{
				continue;
			}
		}
		else
		{
			//not the first step and we found last file from previos one
			if ($maxExecutionTime > 0 && $ns["FLG"] <> ''
				&& $ns["ID"] == $child->getPath())
			{
				$ns["FLG"] = "";
			}
			elseif (empty($ns["FLG"]))
			{
				$ID = static::reindexFile($siteId, $rootPath, mb_substr($child->getPath(), mb_strlen($rootPath)), $ns["max_file_size"]);
				if ($ID)
					$ns["CNT"] = intval($ns["CNT"]) + 1;
			}

			if ($maxExecutionTime > 0
				&& (getmicrotime() - START_EXEC_TIME > $maxExecutionTime))
			{
				$ns["FLG"] = "Y";
				$ns["ID"] = $child->getPath();
				return false;
			}
		}
	}
	return true;
}