CAllSearch::ReindexFile

static function ReindexFile($path, $SEARCH_SESS_ID = "")
{
	global $APPLICATION;
	$io = CBXVirtualIo::GetInstance();
	$DB = CDatabase::GetModuleConnection('search');

	if (!is_array($path))
		return 0;

	$file_doc_root = CSite::GetSiteDocRoot($path[0]);
	$file_rel_path = $path[1];
	$file_abs_path = preg_replace("#[\\\/]+#", "/", $file_doc_root."/".$file_rel_path);
	$f = $io->GetFile($file_abs_path);

	if (!$f->IsExists() || !$f->IsReadable())
		return 0;

	if (!CSearch::CheckPath($file_rel_path))
		return 0;

	$max_file_size = COption::GetOptionInt("search", "max_file_size", 0);
	if (
		$max_file_size > 0
		&& $f->GetFileSize() > ($max_file_size * 1024)
	)
		return 0;

	$file_site = "";
	$rsSites = CSite::GetList("lendir", "desc");
	while ($arSite = $rsSites->Fetch())
	{
		$site_path = preg_replace("#[\\\/]+#", "/", $arSite["ABS_DOC_ROOT"]."/".$arSite["DIR"]."/");
		if (mb_strpos($file_abs_path, $site_path) === 0)
		{
			$file_site = $arSite["ID"];
			break;
		}
	}

	if ($file_site == "")
		return 0;

	$item_id = $file_site."|".$file_rel_path;
	if (mb_strlen($item_id) > 255)
		return 0;

	if ($SEARCH_SESS_ID <> '')
	{
		$DATE_CHANGE = $DB->CharToDateFunction(
			FormatDate(
				$DB->DateFormatToPHP(CLang::GetDateFormat("FULL")), $f->GetModificationTime() + CTimeZone::GetOffset()
			)
		);
		$strSql = "
			SELECT ID
			FROM b_search_content
			WHERE MODULE_ID = 'main'
				AND ITEM_ID = '".$DB->ForSQL($item_id)."'
				AND DATE_CHANGE = ".$DATE_CHANGE."
		";

		$r = $DB->Query($strSql, false, "File: ".__FILE__."
Line: ".__LINE__);
		if ($arR = $r->Fetch())
		{
			$strSql = "UPDATE b_search_content SET UPD='".$DB->ForSQL($SEARCH_SESS_ID)."' WHERE ID = ".$arR["ID"];
			$DB->Query($strSql, false, "File: ".__FILE__."
Line: ".__LINE__);
			return $arR["ID"];
		}
	}

	$arrFile = false;
	foreach (GetModuleEvents("search", "OnSearchGetFileContent", true) as $arEvent)
	{
		if ($arrFile = ExecuteModuleEventEx($arEvent, array($file_abs_path, $SEARCH_SESS_ID)))
			break;
	}
	if (!is_array($arrFile))
	{
		$sFile = $APPLICATION->GetFileContent($file_abs_path);
		$sHeadEndPos = mb_strpos($sFile, "");
		if ($sHeadEndPos === false)
			$sHeadEndPos = mb_strpos($sFile, "");
		if ($sHeadEndPos !== false)
		{
			//html header detected try to get document charset
			$arMetaMatch = array();
			if (preg_match("/<(meta)\s+([^>]*)(content)\s*=\s*(['"]).*?(charset)\s*=\s*(.*?)(\4)/is", mb_substr($sFile, 0, $sHeadEndPos), $arMetaMatch))
			{
				$doc_charset = $arMetaMatch[6];
				if (defined("BX_UTF"))
				{
					if (mb_strtoupper($doc_charset) != "UTF-8")
						$sFile = $APPLICATION->ConvertCharset($sFile, $doc_charset, "UTF-8");
				}
			}
		}
		$arrFile = ParseFileContent($sFile);
	}

	$title = CSearch::KillTags(trim($arrFile["TITLE"]));

	if ($title == '')
		return 0;

	//strip out all the tags
	$filesrc = CSearch::KillTags($arrFile["CONTENT"]);

	$arGroups = CSearch::GetGroupCached();
	$arGPerm = Array();
	foreach ($arGroups as $group_id)
	{
		$p = $APPLICATION->GetFileAccessPermission(Array($file_site, $file_rel_path), Array($group_id));
		if ($p >= "R")
		{
			$arGPerm[] = $group_id;
			if ($group_id == 2) break;
		}
	}

	$tags = COption::GetOptionString("search", "page_tag_property");

	//save to database
	$ID = CSearch::Index("main", $item_id,
		Array(
			"SITE_ID" => $file_site,
			"DATE_CHANGE" => date("d.m.Y H:i:s", $f->GetModificationTime() + 1),
			"PARAM1" => "",
			"PARAM2" => "",
			"URL" => $file_rel_path,
			"PERMISSIONS" => $arGPerm,
			"TITLE" => $title,
			"BODY" => $filesrc,
			"TAGS" => array_key_exists($tags, $arrFile["PROPERTIES"])? $arrFile["PROPERTIES"][$tags]: "",
		), false, $SEARCH_SESS_ID
	);

	return $ID;
}