CGroup::Add

public function Add($arFields)
{
	/** @global CMain $APPLICATION */
	global $DB, $APPLICATION;

	if(!$this->CheckFields($arFields))
		return false;

	foreach(GetModuleEvents("main", "OnBeforeGroupAdd", true) as $arEvent)
	{
		$bEventRes = ExecuteModuleEventEx($arEvent, array(&$arFields));
		if($bEventRes===false)
		{
			if($err = $APPLICATION->GetException())
				$this->LAST_ERROR .= $err->GetString()."
";
			else
				$this->LAST_ERROR .= "Unknown error in OnBeforeGroupAdd handler."."
";
			return false;
		}
	}

	if(is_set($arFields, "ACTIVE") && $arFields["ACTIVE"]!="Y")
		$arFields["ACTIVE"]="N";

	$arInsert = $DB->PrepareInsert("b_group", $arFields);

	$strSql = "
		INSERT INTO b_group (
			".$arInsert[0]."
		) VALUES(
			".$arInsert[1]."
		)
	";

	$DB->Query($strSql);
	$ID = $DB->LastID();

	if (is_array($arFields["USER_ID"]) && !empty($arFields["USER_ID"]))
	{
		if (is_array($arFields["USER_ID"][0]) && !empty($arFields["USER_ID"][0]))
		{
			$arTmp = array();
			foreach ($arFields["USER_ID"] as $userId)
			{
				if (intval($userId["USER_ID"]) > 0
					&& !in_array(intval($userId["USER_ID"]), $arTmp))
				{
					$arInsert = $DB->PrepareInsert("b_user_group", $userId);

					$strSql =
						"INSERT INTO b_user_group(GROUP_ID, ".$arInsert[0].") ".
						"VALUES(".$ID.", ".$arInsert[1].")";
					$DB->Query($strSql);

					$arTmp[] = intval($userId["USER_ID"]);
				}
			}
		}
		else
		{
			$strUsers = "0";
			foreach ($arFields["USER_ID"] as $userId)
				$strUsers.=",".intval($userId);

			$strSql =
				"INSERT INTO b_user_group(GROUP_ID, USER_ID) ".
				"SELECT ".$ID.", ID ".
				"FROM b_user ".
				"WHERE ID in (".$strUsers.")";

			$DB->Query($strSql);
		}
		CUser::clearUserGroupCache();
	}

	$arFields["ID"] = $ID;

	foreach (GetModuleEvents("main", "OnAfterGroupAdd", true) as $arEvent)
		ExecuteModuleEventEx($arEvent, array(&$arFields));

	return $ID;
}