<?
if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true) die();
/** @var CBitrixComponent $this */
/** @var array $arParams */
/** @var array $arResult */
/** @var string $componentPath */
/** @var string $componentName */
/** @var string $componentTemplate */
/** @global CDatabase $DB */
/** @global CUser $USER */
/** @global CMain $APPLICATION */


if(!isset($arParams["CACHE_TIME"]))
    $arParams["CACHE_TIME"] = 36000000;

$arParams["ID"] = intval($arParams["ID"]);
$arParams["IBLOCK_ID"] = intval($arParams["IBLOCK_ID"]);

$arParams["DEPTH_LEVEL"] = intval($arParams["DEPTH_LEVEL"]);
if($arParams["DEPTH_LEVEL"]<=0)
    $arParams["DEPTH_LEVEL"]=1;

$arResult["SECTIONS"] = array();
$arResult["ELEMENT_LINKS"] = array();

if($this->StartResultCache())
{
    if(!CModule::IncludeModule("iblock"))
    {
        $this->AbortResultCache();
    }
    else
    {

        $arFilter = array(
            "IBLOCK_ID"=>$arParams["IBLOCK_ID"],
            "GLOBAL_ACTIVE"=>"Y",
            "IBLOCK_ACTIVE"=>"Y",
            "<="."DEPTH_LEVEL" => $arParams["DEPTH_LEVEL"],
            "CNT_ACTIVE" => "Y",
        );
        $arOrder = array(
            "left_margin"=>"asc",
        );

        $rsSections = CIBlockSection::GetList($arOrder, $arFilter, true, array(
            "ID",
            "DEPTH_LEVEL",
            "NAME",
            "SECTION_PAGE_URL",
        ));
        if($arParams["IS_SEF"] !== "Y")
            $rsSections->SetUrlTemplates("", $arParams["SECTION_URL"]);
        else
            $rsSections->SetUrlTemplates("", $arParams["SEF_BASE_URL"].$arParams["SECTION_PAGE_URL"]);
        while($arSection = $rsSections->GetNext())
        {
            $arResult["SECTIONS"][] = array(
                "ID" => $arSection["ID"],
                "DEPTH_LEVEL" => $arSection["DEPTH_LEVEL"],
                "~NAME" => $arSection["~NAME"],
                "~SECTION_PAGE_URL" => $arSection["~SECTION_PAGE_URL"],
            );
            $arResult["ELEMENT_LINKS"][$arSection["ID"]] = array();
            //var_dump($arSection["ELEMENT_CNT"]);
           if(0 == $arSection["ELEMENT_CNT"])
           {
             //var_dump($arSection["ID"]);
             unset($arSection["ID"]);
           }

        }

        $this->EndResultCache();
    }
}

//In "SEF" mode we'll try to parse URL and get ELEMENT_ID from it
if($arParams["IS_SEF"] === "Y")
{
    $engine = new CComponentEngine($this);
    if (CModule::IncludeModule('iblock'))
    {
        $engine->addGreedyPart("#SECTION_CODE_PATH#");
        $engine->setResolveCallback(array("CIBlockFindTools", "resolveComponentEngine"));
    }
    $componentPage = $engine->guessComponentPath(
        $arParams["SEF_BASE_URL"],
        array(
            "section" => $arParams["SECTION_PAGE_URL"],
            "detail" => $arParams["DETAIL_PAGE_URL"],
        ),
        $arVariables
    );
    if($componentPage === "detail")
    {
        CComponentEngine::InitComponentVariables(
            $componentPage,
            array("SECTION_ID", "ELEMENT_ID"),
            array(
                "section" => array("SECTION_ID" => "SECTION_ID"),
                "detail" => array("SECTION_ID" => "SECTION_ID", "ELEMENT_ID" => "ELEMENT_ID"),
            ),
            $arVariables
        );
        $arParams["ID"] = intval($arVariables["ELEMENT_ID"]);
    }
}

if(($arParams["ID"] > 0) && (intval($arVariables["SECTION_ID"]) <= 0) && CModule::IncludeModule("iblock"))
{
    $arSelect = array("ID", "IBLOCK_ID", "DETAIL_PAGE_URL", "IBLOCK_SECTION_ID");
    $arFilter = array(
        "ID" => $arParams["ID"],
        "ACTIVE" => "Y",
        "IBLOCK_ID" => $arParams["IBLOCK_ID"],
    );
    $rsElements = CIBlockElement::GetList(array(), $arFilter, false, false, $arSelect);
    if(($arParams["IS_SEF"] === "Y") && (strlen($arParams["DETAIL_PAGE_URL"]) > 0))
        $rsElements->SetUrlTemplates($arParams["SEF_BASE_URL"].$arParams["DETAIL_PAGE_URL"]);
    while($arElement = $rsElements->GetNext())
    {
        $arResult["ELEMENT_LINKS"][$arElement["IBLOCK_SECTION_ID"]][] = $arElement["~DETAIL_PAGE_URL"];
    }
}

$aMenuLinksNew = array();
$menuIndex = 0;
$previousDepthLevel = 1;
foreach($arResult["SECTIONS"] as $arSection)
{
    if ($menuIndex > 0)
        $aMenuLinksNew[$menuIndex - 1][3]["IS_PARENT"] = $arSection["DEPTH_LEVEL"] > $previousDepthLevel;
    $previousDepthLevel = $arSection["DEPTH_LEVEL"];

    $arResult["ELEMENT_LINKS"][$arSection["ID"]][] = urldecode($arSection["~SECTION_PAGE_URL"]);
    $aMenuLinksNew[$menuIndex++] = array(
        htmlspecialcharsbx($arSection["~NAME"]),
        $arSection["~SECTION_PAGE_URL"],
        $arResult["ELEMENT_LINKS"][$arSection["ID"]],
        array(
            "FROM_IBLOCK" => true,
            "IS_PARENT" => false,
            "DEPTH_LEVEL" => $arSection["DEPTH_LEVEL"],
        ),
    );
}

return $aMenuLinksNew;
?>