pixelfb.php

<?php
namespace Bitrix\Landing\Hook\Page;
 
use \Bitrix\Seo\BusinessSuite\ExtensionFacade;
use \Bitrix\Main\Loader;
use \Bitrix\Main\Localization\Loc;
use \Bitrix\Main\Config\Option;
use \Bitrix\Landing\Field;
use \Bitrix\Landing\Manager;
 
Loc::loadMessages(__FILE__);
 
class PixelFb extends \Bitrix\Landing\Hook\Page
{
    protected function getMap()
    {
        $helpUrl = \Bitrix\Landing\Help::getHelpUrl('PIXEL');
        return array(
            'USE' => new Field\Checkbox('USE', array(
                'title' => Loc::getMessage('LANDING_HOOK_PIXEL_FB_USE')
            )),
            'COUNTER' => new Field\Text('COUNTER', array(
                'title' => Loc::getMessage('LANDING_HOOK_PIXEL_FB_COUNTER'),
                'placeholder' => Loc::getMessage('LANDING_HOOK_PIXEL_FB_PLACEHOLDER2'),
                'help' => $helpUrl
                    ? '<a href="' . $helpUrl . '" target="_blank">' .
                            Loc::getMessage('LANDING_HOOK_PIXEL_FB_HELP') .
                        '</a>'
                    : ''
            ))
        );
    }
 
    public function enabledInEditMode()
    {
        return false;
    }
 
    public function enabled()
    {
        if ($this->issetCustomExec())
        {
            return true;
        }
 
        if (!$this->isPage() && Manager::isB24())
        {
            return true;
        }
 
        return $this->fields['USE']->getValue() == 'Y';
    }
 
    private static function getBusinessPixelFromSeo(): ?string
    {
        if (\Bitrix\Main\Loader::includeModule('seo'))
        {
            $businessSuite = ExtensionFacade::getInstance();
            if ($businessSuite->isInstalled())
            {
                return $businessSuite->getCurrentInstalls()->getPixel();
            }
        }
 
        return null;
    }
 
    private function getBusinessPixel(): ?string
    {
        $pixelStored = Manager::getOption('business_pixel');
        if ($pixelStored === null)
        {
            $pixelStored = $this->getBusinessPixelFromSeo();
            Manager::setOption('business_pixel', $pixelStored);
        }
 
        return $pixelStored;
    }
 
    public static function changeBusinessPixel(): void
    {
        if (self::getBusinessPixelFromSeo() !== Manager::getOption('business_pixel'))
        {
            Option::delete('landing', ['name' => 'business_pixel']);
            Manager::clearCache();
        }
    }
 
    public function exec()
    {
        if ($this->execCustom())
        {
            return;
        }
 
        $zone = '';
        if (Loader::includeModule('bitrix24'))
        {
            $zone = \CBitrix24::getPortalZone();
        }
        elseif (file_exists($_SERVER["DOCUMENT_ROOT"]."/bitrix/modules/main/lang/ru")
            && !file_exists($_SERVER["DOCUMENT_ROOT"]."/bitrix/modules/main/lang/ua"))
        {
            $zone = 'ru';
        }
        if ($zone === 'ru')
        {
            return;
        }
 
        $counter = null;
        $businessPixel = $this->getBusinessPixel();
 
        if ($this->fields['USE']->getValue() === 'Y')
        {
            $counter = \htmlspecialcharsbx(trim($this->fields['COUNTER']));
            $counter = \CUtil::jsEscape($counter);
        }
 
        if (!$counter || $counter === $businessPixel)
        {
            $counter = $businessPixel;
            $businessPixel = null;
        }
 
        if ($counter)
        {
            Cookies::addCookieScript(
                'fbp',
                '!function(f,b,e,v,n,t,s)
                {if(f.fbq)return;n=f.fbq=function(){n.callMethod?
                n.callMethod.apply(n,arguments):n.queue.push(arguments)};
                if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version=\'2.0\';n.agent=\'plbitrix\';
                n.queue=[];t=b.createElement(e);t.async=!0;
                t.src=v;s=b.getElementsByTagName(e)[0];
                s.parentNode.insertBefore(t,s)}(window, document,\'script\',
                \'https://connect.facebook.net/en_US/fbevents.js\');
                fbq(\'init\', \'' . $counter . '\');
                fbq(\'track\', \'PageView\');'.
                ($businessPixel
                    ? "\n               fbq('init', '{$businessPixel}');" .
                      "\n               fbq('track', 'PageView');"
                    : '')
            );
            Manager::setPageView(
                'Noscript',
                '<noscript>
                    <img height="1" width="1" style="display:none" alt="" src="https://www.facebook.com/tr?id=' .$counter . '&ev=PageView&noscript=1"/>
                </noscript>'
            );
        }
    }
}