comp_findtools.php

См. документацию.

<?php
 
class CIBlockFindTools
{
    public static function GetElementID($element_id, $element_code, $section_id, $section_code, $arFilter)
    {
        $element_id = (int)$element_id;
        $element_code = (string)$element_code;
        if ($element_id > 0)
        {
            return $element_id;
        }
        elseif ($element_code != '')
        {
            if (!is_array($arFilter))
                $arFilter = array();
            $arFilter['=CODE'] = $element_code;
 
            $section_id = (int)$section_id;
            $section_code = (string)$section_code;
            if ($section_id > 0)
                $arFilter['SECTION_ID'] = $section_id;
            elseif ($section_code != '')
                $arFilter["SECTION_CODE"] = $section_code;
 
            $rsElement = CIBlockElement::GetList(array(), $arFilter, false, false, array("ID"));
            if ($arElement = $rsElement->Fetch())
                return (int)$arElement["ID"];
        }
        return 0;
    }
 
    public static function GetSectionID($section_id, $section_code, $arFilter)
    {
        $section_id = (int)$section_id;
        $section_code = (string)$section_code;
        if ($section_id > 0)
        {
            return $section_id;
        }
        elseif ($section_code != '')
        {
            if (!is_array($arFilter))
                $arFilter = array();
            $arFilter['=CODE'] = $section_code;
 
            $rsSection = CIBlockSection::GetList(array(), $arFilter, false, array("ID"));
            if ($arSection = $rsSection->Fetch())
                return (int)$arSection["ID"];
        }
        return 0;
    }
 
    public static function GetSectionIDByCodePath($iblock_id, $section_code_path)
    {
        if ($section_code_path == '')
        {
            return 0;
        }
        $arVariables = array(
            "SECTION_CODE_PATH" => $section_code_path,
        );
        return (self::checkSection($iblock_id, $arVariables) ? $arVariables["SECTION_ID"] : 0);
    }
 
    public static function resolveComponentEngine(CComponentEngine $engine, $pageCandidates, &$arVariables)
    {
        global $APPLICATION, $CACHE_MANAGER;
        static $aSearch = array("&lt;", "&gt;", "&quot;", "&#039;");
        static $aReplace = array("<", ">", "\"", "'");
 
        $component = $engine->getComponent();
        if ($component)
        {
            $iblock_id = (int)$component->arParams["IBLOCK_ID"];
            $strict_check = ($component->arParams["DETAIL_STRICT_SECTION_CHECK"] ?? '') === "Y";
        }
        else
        {
            $iblock_id = 0;
            $strict_check = false;
        }
 
        //To fix GetPagePath security hack for SMART_FILTER_PATH
        foreach ($pageCandidates as $pageID => $arVariablesTmp)
        {
            foreach ($arVariablesTmp as $variableName => $variableValue)
            {
                if ($variableName === "SMART_FILTER_PATH")
                    $pageCandidates[$pageID][$variableName] = str_replace($aSearch, $aReplace, $variableValue);
            }
        }
 
        $requestURL = $APPLICATION->GetCurPage(true);
 
        $cacheId = $requestURL.implode("|", array_keys($pageCandidates))."|".SITE_ID."|".$iblock_id.$engine->cacheSalt;
        $cache = new CPHPCache;
        if ($cache->StartDataCache(3600, $cacheId, "iblock_find"))
        {
            if (defined("BX_COMP_MANAGED_CACHE"))
            {
                $CACHE_MANAGER->StartTagCache("iblock_find");
                CIBlock::registerWithTagCache($iblock_id);
            }
 
            foreach ($pageCandidates as $pageID => $arVariablesTmp)
            {
                if (
                    (isset($arVariablesTmp["SECTION_CODE_PATH"]) && $arVariablesTmp["SECTION_CODE_PATH"] !== "")
                    && (isset($arVariablesTmp["ELEMENT_ID"]) || isset($arVariablesTmp["ELEMENT_CODE"]))
                )
                {
                    if (CIBlockFindTools::checkElement($iblock_id, $arVariablesTmp, $strict_check))
                    {
                        $arVariables = $arVariablesTmp;
                        if (defined("BX_COMP_MANAGED_CACHE"))
                            $CACHE_MANAGER->EndTagCache();
                        $cache->EndDataCache(array($pageID, $arVariablesTmp));
                        return $pageID;
                    }
                }
            }
 
            foreach ($pageCandidates as $pageID => $arVariablesTmp)
            {
                if (
                    (isset($arVariablesTmp["SECTION_CODE_PATH"]) && $arVariablesTmp["SECTION_CODE_PATH"] !== "")
                    && (!isset($arVariablesTmp["ELEMENT_ID"]) && !isset($arVariablesTmp["ELEMENT_CODE"]))
                )
                {
                    if (CIBlockFindTools::checkSection($iblock_id, $arVariablesTmp))
                    {
                        $arVariables = $arVariablesTmp;
                        if (defined("BX_COMP_MANAGED_CACHE"))
                            $CACHE_MANAGER->EndTagCache();
                        $cache->EndDataCache(array($pageID, $arVariablesTmp));
                        return $pageID;
                    }
                }
            }
 
            if (defined("BX_COMP_MANAGED_CACHE"))
                $CACHE_MANAGER->AbortTagCache();
            $cache->AbortDataCache();
        }
        else
        {
            $vars = $cache->GetVars();
            $pageID = $vars[0];
            $arVariables = $vars[1];
 
            return $pageID;
        }
 
        reset($pageCandidates);
        $pageID = key($pageCandidates);
        $arVariables = $pageCandidates[$pageID];
 
        return $pageID;
    }
 
    public static function checkElement($iblock_id, &$arVariables, $strict_check = false)
    {
        global $DB;
 
        $select = "BE.ID";
 
        $strFrom = "
            b_iblock_element BE
        ";
 
        $elementId = $arVariables["ELEMENT_ID"] ?? '';
        $elementCode = $arVariables["ELEMENT_CODE"] ?? '';
        $strWhere = "
            " . ($elementId != "" ? "AND BE.ID = " . (int)$elementId : "") . "
            " . ($elementCode != "" ? "AND BE.CODE = '" . $DB->ForSql($elementCode) . "'" : "") . "
        ";
 
        if (
            isset($arVariables["SECTION_CODE_PATH"])
            && is_string($arVariables["SECTION_CODE_PATH"])
            && $arVariables["SECTION_CODE_PATH"] != ""
        )
        {
            $select .= ", BS.ID as SECTION_ID, BS.CODE as SECTION_CODE";
            //The path may be incomplete so we join part of the section tree BS and BSP
            $strFrom .= "
                INNER JOIN b_iblock_section_element BSE ON BSE.IBLOCK_ELEMENT_ID = BE.ID AND BSE.ADDITIONAL_PROPERTY_ID IS NULL
                INNER JOIN b_iblock_section BS ON BS.ID = BSE.IBLOCK_SECTION_ID
                INNER JOIN b_iblock_section BSP ON BS.IBLOCK_ID = BSP.IBLOCK_ID AND BS.LEFT_MARGIN >= BSP.LEFT_MARGIN AND BS.RIGHT_MARGIN <= BSP.RIGHT_MARGIN
            ";
            $joinField = "BSP.ID";
 
            $sectionPath = explode("/", $arVariables["SECTION_CODE_PATH"]);
            // B24 fix
            if (count($sectionPath) > 58) // $strFrom already contains three join (max - 61)
            {
                return false;
            }
 
            $i = 0;
            foreach (array_reverse($sectionPath) as $i => $SECTION_CODE)
            {
                $strFrom .= "
                    INNER JOIN b_iblock_section BS".$i." ON BS".$i.".ID = ".$joinField."
                ";
                $joinField = "BS".$i.".IBLOCK_SECTION_ID";
                $strWhere .= "
                    AND BS".$i.".CODE = '".$DB->ForSql($SECTION_CODE)."'
                ";
            }
 
            if ($strict_check)
            {
                $strWhere .= "
                    AND BS".$i.".IBLOCK_SECTION_ID is null
                ";
            }
        }
 
        $strSql = "
            select ".$select."
            from ".$strFrom."
            WHERE BE.IBLOCK_ID = ".$iblock_id."
            ".$strWhere."
        ";
        $rs = $DB->Query($strSql);
        $r = $rs->Fetch();
        unset($rs);
        if ($r)
        {
            if (isset($sectionPath) && is_array($sectionPath))
            {
                $arVariables["SECTION_CODE"] = $sectionPath[count($sectionPath) - 1];
                if (isset($r['SECTION_ID']) && isset($r['SECTION_CODE']))
                {
                    if ($arVariables["SECTION_CODE"] === $r['SECTION_CODE'])
                    {
                        $arVariables["SECTION_ID"] = $r['SECTION_ID'];
                        $arVariables["ELEMENT_ID"] = $r['ID'];
                    }
                }
            }
 
            return true;
        }
        else
        {
            return false;
        }
    }
 
    public static function checkSection($iblock_id, &$arVariables)
    {
        global $DB;
 
        if (
            !isset($arVariables["SECTION_CODE_PATH"])
            || !is_string($arVariables["SECTION_CODE_PATH"])
        )
        {
            return false;
        }
 
        $sectionPath = explode("/", $arVariables["SECTION_CODE_PATH"]);
 
        // B24 fix
        if (count($sectionPath) > 61)
        {
            return false;
        }
 
        $strFrom = "";
        $joinField = "";
        $strWhere = "";
        $strRoot = "";
        foreach (array_reverse($sectionPath) as $i => $SECTION_CODE)
        {
            if ($i == 0)
            {
                $strFrom .= "
                    b_iblock_section BS
                ";
                $joinField .= "BS.IBLOCK_SECTION_ID";
                $strWhere .= "
                    AND BS.CODE = '".$DB->ForSql($SECTION_CODE)."'
                ";
                $strRoot = "AND BS.IBLOCK_SECTION_ID IS NULL";
            }
            else
            {
                $strFrom .= "
                    INNER JOIN b_iblock_section BS".$i." ON BS".$i.".ID = ".$joinField."
                ";
                $joinField = "BS".$i.".IBLOCK_SECTION_ID";
                $strWhere .= "
                    AND BS".$i.".CODE = '".$DB->ForSql($SECTION_CODE)."'
                ";
                $strRoot = "AND BS".$i.".IBLOCK_SECTION_ID IS NULL";
            }
        }
 
        $strSql = "
            select BS.ID
            from ".$strFrom."
            WHERE BS.IBLOCK_ID = ".$iblock_id."
            ".$strWhere."
            ".$strRoot."
        ";
        $rs = $DB->Query($strSql);
        $ar = $rs->Fetch();
        unset($rs);
        if ($ar)
        {
            $arVariables["SECTION_ID"] = $ar["ID"];
            $arVariables["SECTION_CODE"] = $sectionPath[count($sectionPath)-1];
 
            return true;
        }
        else
        {
            return false;
        }
    }
}