counter.php

<?php
namespace Bitrix\Main\Analytics;
 
use Bitrix\Main\Config\Configuration;
use Bitrix\Main\Application;
use Bitrix\Main\Context;
use Bitrix\Main\Page\Asset;
use Bitrix\Main\Page\AssetLocation;
use Bitrix\Main\Text\JsExpression;
 
class Counter
{
    protected static $data = array();
    protected static $enabled = true;
    protected static $bufferRestarted = false;
 
    public static function enable()
    {
        static::$enabled = true;
    }
 
    public static function disable()
    {
        static::$enabled = false;
    }
 
    public static function getInjectedJs($stripTags = false)
    {
        $accountId = static::getAccountId();
        $params = static::injectDataParams();
 
        $host = Context::getCurrent()->getServer()->getHttpHost();
        $host = preg_replace("/:(80|443)$/", "", $host);
        $host = \CUtil::JSEscape($host);
 
        $js = <<<JS
            var _ba = _ba || []; _ba.push(["aid", "{$accountId}"]); _ba.push(["host", "{$host}"]); {$params}
            (function() {
                var ba = document.createElement("script"); ba.type = "text/javascript"; ba.async = true;
                ba.src = (document.location.protocol == "https:" ? "https://" : "http://") + "bitrix.info/ba.js";
                var s = document.getElementsByTagName("script")[0];
                s.parentNode.insertBefore(ba, s);
            })();
JS;
 
        $js = str_replace(array("\n", "\t"), "", $js);
        if ($stripTags === false)
        {
            return "<script type=\"text/javascript\">".$js."</script>";
        }
        else
        {
            return $js;
        }
    }
 
    public static function injectIntoPage()
    {
        Asset::getInstance()->addString(static::getInjectedJs(), false, AssetLocation::AFTER_JS);
    }
 
    public static function getAccountId()
    {
        $license = Application::getInstance()->getLicense();
        if (!$license->isDemoKey())
        {
            return $license->getPublicHashKey();
        }
        else
        {
            return "";
        }
    }
 
    public static function getPrivateKey()
    {
        $license = Application::getInstance()->getLicense();
        if (!$license->isDemoKey())
        {
            return $license->getHashLicenseKey();
        }
        else
        {
            return "";
        }
    }
 
    public static function onBeforeEndBufferContent()
    {
        $request = Context::getCurrent()->getRequest();
        $isAjaxRequest = $request->isAjaxRequest();
        $isAdminSection = defined("ADMIN_SECTION") && ADMIN_SECTION === true;
        if ($isAjaxRequest || $isAdminSection)
        {
            return;
        }
 
        $isSlider = $request->getQuery('IFRAME') === "Y";
        if (static::$bufferRestarted === true && !$isSlider)
        {
            return;
        }
 
        $settings = Configuration::getValue("analytics_counter");
        $forceEnabled = isset($settings["enabled"]) && $settings["enabled"] === true;
 
        if ($forceEnabled === false && SiteSpeed::isIntranetSite(SITE_ID))
        {
            return;
        }
 
        if (SiteSpeed::isOn() && static::$enabled === true)
        {
            Counter::injectIntoPage();
        }
    }
 
    public static function onBeforeRestartBuffer()
    {
        static::$bufferRestarted = true;
    }
 
    public static function sendData($id, array $arParams)
    {
        static::$data[$id] = $arParams;
    }
 
    private static function injectDataParams()
    {
        $result = "";
        foreach (static::$data as $index => $arItem)
        {
            foreach ($arItem as $key => $value)
            {
                if (is_array($value))
                {
                    $jsValue = '"'.\CUtil::PhpToJSObject($value).'"';
                }
                elseif ($value instanceof JsExpression)
                {
                    $jsValue = $value;
                }
                else
                {
                    $jsValue = '"'.\CUtil::JSEscape($value).'"';
                }
 
                $result .= '_ba.push(["ad['.$index.']['.\CUtil::JSEscape($key).']", '.$jsValue.']);';
            }
        }
 
        return $result;
    }
}