subscription_card_product.php

См. документацию.

<?php
const STOP_STATISTICS = true;
const NO_AGENT_CHECK = true;
const PUBLIC_AJAX_MODE = true;
 
use Bitrix\Catalog;
use Bitrix\Catalog\Access\AccessController;
use Bitrix\Catalog\Access\ActionDictionary;
use Bitrix\Main;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Loader;
use Bitrix\Main\Type\DateTime;
 
require_once($_SERVER['DOCUMENT_ROOT'] . '/bitrix/modules/main/include/prolog_admin_before.php');
 
Loc::loadMessages(__FILE__);
 
$error = false;
$errorMessage = '';
if (!Loader::includeModule('catalog'))
{
    $error = true;
    $errorMessage = Loc::getMessage('CSD_MODULE_NOT_INSTALLED', array('#NAME#' => 'catalog'));
}
if (
    !AccessController::getCurrent()->check(ActionDictionary::ACTION_CATALOG_READ)
    && !AccessController::getCurrent()->check(ActionDictionary::ACTION_CATALOG_VIEW)
)
{
    $error = true;
    $errorMessage = Loc::getMessage('CSD_ACCESS_DENIED');
}
if (!check_bitrix_sessid())
{
    $error = true;
    $errorMessage = Loc::getMessage('CSD_INCORRECT_SESSION');
}
if ($error)
{
    echo Bitrix\Main\Web\Json::encode([
        'error' => true,
        'message' => $errorMessage,
    ]);
    require($_SERVER['DOCUMENT_ROOT'] . '/bitrix/modules/main/include/epilog_admin_after.php');
    die();
}
 
$request = Main\Context::getCurrent()->getRequest();
$totalCount = 0;
$activeCount = 0;
 
if ($request->isPost() && $request->get('getSubscriptionData') === 'Y')
{
    try
    {
        $totalCount = Catalog\SubscribeTable::getCount([
            '=ITEM_ID' => (int)$request->get('itemId'),
        ]);
 
        $activeCount = Catalog\SubscribeTable::getCount([
            '=ITEM_ID' => (int)$request->get('itemId'),
            [
                'LOGIC' => 'OR',
                ['=DATE_TO' => false],
                ['>DATE_TO' => new DateTime()],
            ]
        ]);
 
        echo Bitrix\Main\Web\Json::encode([
            'success' => true,
            'data' => [
                'totalCount' => $totalCount,
                'activeCount' => $activeCount,
            ],
        ]);
        require($_SERVER['DOCUMENT_ROOT'] . '/bitrix/modules/main/include/epilog_admin_after.php');
        die();
    }
    catch(Main\SystemException $exception)
    {
        echo Bitrix\Main\Web\Json::encode([
            'error' => true,
            'message' => $exception->getMessage(),
        ]);
        require($_SERVER['DOCUMENT_ROOT'].'/bitrix/modules/main/include/epilog_admin_after.php');
        die();
    }
}