compilecache.php

<?php
namespace Bitrix\Main\Routing;
 
use Bitrix\Main\Data\Cache;
 
class CompileCache
{
    public static function handle($files, $router)
    {
        $cacheKeyElements = [];
 
        foreach ($files as $file)
        {
            $cacheKeyElements[] = $file.':'.filemtime($file);
        }
 
        $cacheKey = 'compiled_'.md5(join(',', $cacheKeyElements));
        $cacheDir = 'routing';
 
        $cache = Cache::createInstance();
 
        if ($cache->initCache(3600*24*365, $cacheKey, $cacheDir))
        {
            $cacheData = $cache->getVars();
        }
 
        if (empty($cacheData))
        {
            // compile all the routes
            $cacheData = [];
 
            foreach ($router->getRoutes() as $k => $route)
            {
                $cacheData[$k] = $route->getCompileCache();
            }
 
            if ($cache->startDataCache())
            {
                $cache->endDataCache($cacheData);
            }
        }
        else
        {
            // compile all the routes from cache
            foreach ($router->getRoutes() as $k => $route)
            {
                $route->compileFromCache($cacheData[$k]);
            }
        }
    }
}