measure.php

См. документацию.

<?php
 
require_once($_SERVER["DOCUMENT_ROOT"]."/bitrix/modules/catalog/general/measure.php");
 
class CCatalogMeasure extends CCatalogMeasureAll
{
    public static function getList($arOrder = array(), $arFilter = array(), $arGroupBy = false, $arNavStartParams = false, $arSelectFields = array())
    {
        global $DB;
 
        if (empty($arSelectFields))
        {
            $arSelectFields = array("ID", "CODE", "MEASURE_TITLE", "SYMBOL_RUS", "SYMBOL_INTL", "SYMBOL_LETTER_INTL", "IS_DEFAULT");
        }
        elseif (is_array($arSelectFields))
        {
            if (!in_array('*', $arSelectFields))
            {
                $selectCodes = array_fill_keys($arSelectFields, true);
                if (!isset($selectCodes['CODE']))
                    $arSelectFields[] = 'CODE';
                if (
                    (isset($selectCodes['MEASURE_TITLE']) || isset($selectCodes['SYMBOL_RUS']))
                    && !isset($selectCodes['SYMBOL_INTL'])
                )
                    $arSelectFields[] = 'SYMBOL_INTL';
                unset($selectCodes);
            }
        }
        if (in_array('SYMBOL_RUS', $arSelectFields))
            $arSelectFields[] = 'SYMBOL';
 
        $arFields = array(
            "ID" => array("FIELD" => "CM.ID", "TYPE" => "int"),
            "CODE" => array("FIELD" => "CM.CODE", "TYPE" => "int"),
            "MEASURE_TITLE" => array("FIELD" => "CM.MEASURE_TITLE", "TYPE" => "string"),
            "SYMBOL_RUS" => array("FIELD" => "CM.SYMBOL_RUS", "TYPE" => "string"),
            "SYMBOL" => array("FIELD" => "CM.SYMBOL_RUS", "TYPE" => "string"),
            "SYMBOL_INTL" => array("FIELD" => "CM.SYMBOL_INTL", "TYPE" => "string"),
            "SYMBOL_LETTER_INTL" => array("FIELD" => "CM.SYMBOL_LETTER_INTL", "TYPE" => "string"),
            "IS_DEFAULT" => array("FIELD" => "CM.IS_DEFAULT", "TYPE" => "char"),
        );
        $arSqls = CCatalog::PrepareSql($arFields, $arOrder, $arFilter, $arGroupBy, $arSelectFields);
        $arSqls["SELECT"] = str_replace("%%_DISTINCT_%%", "", $arSqls["SELECT"]);
 
        if (empty($arGroupBy) && is_array($arGroupBy))
        {
            $strSql = "SELECT ".$arSqls["SELECT"]." FROM b_catalog_measure CM ".$arSqls["FROM"];
            if (!empty($arSqls["WHERE"]))
                $strSql .= " WHERE ".$arSqls["WHERE"];
            if (!empty($arSqls["GROUPBY"]))
                $strSql .= " GROUP BY ".$arSqls["GROUPBY"];
 
            $dbRes = $DB->Query($strSql);
            if ($arRes = $dbRes->Fetch())
                return $arRes["CNT"];
            else
                return false;
        }
 
        $strSql = "SELECT ".$arSqls["SELECT"]." FROM b_catalog_measure CM ".$arSqls["FROM"];
        if (!empty($arSqls["WHERE"]))
            $strSql .= " WHERE ".$arSqls["WHERE"];
        if (!empty($arSqls["GROUPBY"]))
            $strSql .= " GROUP BY ".$arSqls["GROUPBY"];
        if (!empty($arSqls["ORDERBY"]))
            $strSql .= " ORDER BY ".$arSqls["ORDERBY"];
 
        $intTopCount = 0;
        $boolNavStartParams = (!empty($arNavStartParams) && is_array($arNavStartParams));
        if ($boolNavStartParams && array_key_exists('nTopCount', $arNavStartParams))
        {
            $intTopCount = intval($arNavStartParams["nTopCount"]);
        }
        if ($boolNavStartParams && 0 >= $intTopCount)
        {
            $strSql_tmp = "SELECT COUNT('x') as CNT FROM b_catalog_measure CM ".$arSqls["FROM"];
            if (!empty($arSqls["WHERE"]))
                $strSql_tmp .= " WHERE ".$arSqls["WHERE"];
            if (!empty($arSqls["GROUPBY"]))
                $strSql_tmp .= " GROUP BY ".$arSqls["GROUPBY"];
 
            $dbRes = $DB->Query($strSql_tmp);
            $cnt = 0;
            if (empty($arSqls["GROUPBY"]))
            {
                if ($arRes = $dbRes->Fetch())
                    $cnt = $arRes["CNT"];
            }
            else
            {
                $cnt = $dbRes->SelectedRowsCount();
            }
 
            $dbRes = new CDBResult();
 
            $dbRes->NavQuery($strSql, $cnt, $arNavStartParams);
        }
        else
        {
            if ($boolNavStartParams && 0 < $intTopCount)
                $strSql .= " LIMIT ".$intTopCount;
 
            $dbRes = $DB->Query($strSql);
        }
 
        return new CCatalogMeasureResult($dbRes);
    }
}