cachetrait.php

<?php
namespace Newkaliningrad;

use Bitrix\Main\Data\Cache;

trait CacheTrait
{
    protected $cacheTime = 3600;
    protected $cachePath = '/datacache/';
    protected $cacheVar = 'result';

    public function setCacheTime($time)
    {
        $this->cacheTime = $time;
    }

    public function setCachePath($path)
    {
        $this->cachePath = $path;
    }

    public function getCache($key)
    {
        $cache = Cache::createInstance();
        if ($cache->initCache($this->cacheTime, $key, $this->cachePath)) {
            $vars = $cache->getVars();
            $result = $vars[$this->cacheVar];
        } else {
            $result = false;
        }
        return $result;
    }

    public function setCache($key, $data)
    {
        $cache = Cache::createInstance();
        $cache->startDataCache($this->cacheTime, $key, $this->cachePath);
        $cache->endDataCache([$this->cacheVar => $data]);
    }
}