CAllSearch::ReIndexAll

static function ReIndexAll($bFull = false, $max_execution_time = 0, $NS = Array(), $clear_suggest = false)
{
	global $APPLICATION;
	$DB = CDatabase::GetModuleConnection('search');

	@set_time_limit(0);
	if (!is_array($NS))
		$NS = Array();
	if ($max_execution_time <= 0)
	{
		$NS_OLD = $NS;
		$NS = Array("CLEAR" => "N", "MODULE" => "", "ID" => "", "SESS_ID" => md5(uniqid("")));
		if ($NS_OLD["SITE_ID"] != "") $NS["SITE_ID"] = $NS_OLD["SITE_ID"];
		if ($NS_OLD["MODULE_ID"] != "") $NS["MODULE_ID"] = $NS_OLD["MODULE_ID"];
	}
	$NS["CNT"] = intval($NS["CNT"]);
	if (!$bFull && mb_strlen($NS["SESS_ID"]) != 32)
		$NS["SESS_ID"] = md5(uniqid(""));

	$p1 = getmicrotime();

	$DB->StartTransaction();
	CSearch::ReindexLock();

	if ($NS["CLEAR"] != "Y")
	{
		if ($bFull)
		{
			foreach (GetModuleEvents("search", "OnBeforeFullReindexClear", true) as $arEvent)
				ExecuteModuleEventEx($arEvent);

			CSearchTags::CleanCache();
			$DB->Query("TRUNCATE TABLE b_search_content_param", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_content_site", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_content_right", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_content_title", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_tags", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_content_freq", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_content", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_suggest", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_user_right", false, "File: ".__FILE__."
Line: ".__LINE__);
			CSearchFullText::getInstance()->truncate();
			COption::SetOptionString("search", "full_reindex_required", "N");
		}
		elseif ($clear_suggest)
		{
			$DB->Query("TRUNCATE TABLE b_search_suggest", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_user_right", false, "File: ".__FILE__."
Line: ".__LINE__);
			$DB->Query("TRUNCATE TABLE b_search_content_freq", false, "File: ".__FILE__."
Line: ".__LINE__);
		}
	}


	$NS["CLEAR"] = "Y";

	clearstatcache();

	if (
		($NS["MODULE"] == "" || $NS["MODULE"] == "main") &&
		($NS["MODULE_ID"] == "" || $NS["MODULE_ID"] == "main")
	)
	{
		$arLangDirs = Array();
		$arFilter = Array("ACTIVE" => "Y");
		if ($NS["SITE_ID"] != "")
			$arFilter["ID"] = $NS["SITE_ID"];
		$r = CSite::GetList('', '', $arFilter);
		while ($arR = $r->Fetch())
		{
			$path = rtrim($arR["DIR"], "/");
			$arLangDirs[$arR["ABS_DOC_ROOT"]."/".$path."/"] = $arR;
		}

		//get rid of duplicates
		$dub = Array();
		foreach ($arLangDirs as $path => $arR)
		{
			foreach ($arLangDirs as $path2 => $arR2)
			{
				if ($path == $path2) continue;
				if (mb_substr($path, 0, mb_strlen($path2)) == $path2)
					$dub[] = $path;
			}
		}

		foreach ($dub as $p)
			unset($arLangDirs[$p]);

		foreach ($arLangDirs as $arR)
		{
			$site = $arR["ID"];
			$path = rtrim($arR["DIR"], "/");
			$site_path = $site."|".$path."/";

			if (
				$max_execution_time > 0
				&& $NS["MODULE"] == "main"
				&& mb_substr($NS["ID"]."/", 0, mb_strlen($site_path)) != $site_path
			)
				continue;

			//for every folder
			CSearch::RecurseIndex(Array($site, $path), $max_execution_time, $NS);
			if (
				$max_execution_time > 0
				&& $NS["MODULE"] <> ''
			)
			{
				$DB->Commit();
				return $NS;
			}
		}
	}

	$p1 = getmicrotime();

	//for every who wants to reindex
	$oCallBack = new CSearchCallback;
	$oCallBack->max_execution_time = $max_execution_time;
	foreach (GetModuleEvents("search", "OnReindex", true) as $arEvent)
	{
		if ($NS["MODULE_ID"] != "" && $NS["MODULE_ID"] != $arEvent["TO_MODULE_ID"]) continue;
		if ($max_execution_time > 0 && $NS["MODULE"] <> '' && $NS["MODULE"] != "main" && $NS["MODULE"] != $arEvent["TO_MODULE_ID"]) continue;
		//here we get recordset
		$oCallBack->MODULE = $arEvent["TO_MODULE_ID"];
		$oCallBack->CNT = &$NS["CNT"];
		$oCallBack->SESS_ID = $NS["SESS_ID"];
		$r = &$oCallBack;
		$arResult = ExecuteModuleEventEx($arEvent, array($NS, $r, "Index"));
		if (is_array($arResult)) //old way
		{
			foreach ($arResult as $arFields)
			{
				$ID = $arFields["ID"];
				if ($ID <> '')
				{
					unset($arFields["ID"]);
					$NS["CNT"]++;
					CSearch::Index($arEvent["TO_MODULE_ID"], $ID, $arFields, false, $NS["SESS_ID"]);
				}
			}
		}
		else  //new method
		{
			if ($max_execution_time > 0 && $arResult !== false && mb_strlen(".".$arResult) > 1)
			{
				$DB->Commit();
				return Array(
					"MODULE" => $arEvent["TO_MODULE_ID"],
					"CNT" => $oCallBack->CNT,
					"ID" => $arResult,
					"CLEAR" => $NS["CLEAR"],
					"SESS_ID" => $NS["SESS_ID"],
					"SITE_ID" => $NS["SITE_ID"],
					"MODULE_ID" => $NS["MODULE_ID"],
				);
			}
		}
		$NS["MODULE"] = "";
	}

	if (!$bFull)
	{
		CSearch::DeleteOld($NS["SESS_ID"], $NS["MODULE_ID"], $NS["SITE_ID"]);
	}

	$DB->Commit();

	return $NS["CNT"];
}