assets.php

См. документацию.

<?php
 
namespace Bitrix\Socialnetwork\Component\LogList;
 
class Assets
{
    public $component = null;
 
    private static $assetFiles = [
        '/bitrix/components/bitrix/socialnetwork.log.ex/templates/.default/style.css',
    ];
 
    public function __construct($params)
    {
        if (!empty($params['component']))
        {
            $this->component = $params['component'];
        }
    }
 
    public function getComponent()
    {
        return $this->component;
    }
 
    public function checkRefreshNeeded(&$result): bool
    {
        $params = $this->getComponent()->arParams;
        if (empty($params['assetsCheckSum']))
        {
            return true;
        }
 
        $currentAssetsCheckSum = self::getCheckSum();
        if (empty($currentAssetsCheckSum))
        {
            return true;
        }
 
        if ($currentAssetsCheckSum === $params['assetsCheckSum'])
        {
            return true;
        }
 
        $result['FORCE_PAGE_REFRESH'] = 'Y';
 
        return false;
    }
 
    public function getAssetsCheckSum(&$result): void
    {
        $result['ASSETS_CHECKSUM'] = self::getCheckSum();
    }
 
    public static function getCheckSum()
    {
        static $result = null;
 
        if ($result !== null)
        {
            return $result;
        }
 
        $assetsData = [];
 
        $documentRoot = \Bitrix\Main\Application::getDocumentRoot();
        foreach(self::$assetFiles as $filePath)
        {
            $file = new \Bitrix\Main\IO\File($documentRoot . $filePath);
            if (!$file->isExists())
            {
                continue;
            }
 
            $assetsData[] = [
                $filePath => $file->getModificationTime()
            ];
        }
 
        return md5(serialize($assetsData));
    }
}