BootService.php

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<?php
 
namespace Elgg;
 
use Elgg\Cache\BootCache;
use Elgg\Di\InternalContainer;
use Elgg\Exceptions\RuntimeException;
use Elgg\Traits\Debug\Profilable;
 
class BootService {
 
    use Profilable;
 
    public function __construct(protected BootCache $cache) {
    }
 
    public function boot(InternalContainer $services) {
        $config = $services->config;
 
        // we were using NOTICE temporarily so we can't just check for null
        if (!$config->hasInitialValue('debug') && !$config->debug) {
            $config->debug = '';
        }
 
        // copy all table values into config
        foreach ($services->configTable->getAll() as $name => $value) {
            $config->$name = $value;
        }
        
        // prevent some data showing up in $config
        foreach ($config::SENSITIVE_PROPERTIES as $name) {
            unset($config->{$name});
        }
        
        // reset services which could depend on config values
        // need to reset the ServerCache in order to be able to save SRI calculations
        $services->reset('serverCache');
 
        // early config is done, now get the core boot data
        $data = $this->getBootData($config, $config->hasValue('installed'));
 
        $site = $data->getSite();
        if ($site) {
            $config->site = $site;
        } else {
            // must be set in config
            $site = $config->site;
            if (!$site instanceof \ElggSite) {
                throw new RuntimeException('Before installation, config->site must have an unsaved ElggSite.');
            }
        }
 
        foreach ($data->getPluginMetadata() as $guid => $metadata) {
            $services->metadataCache->save($guid, $metadata);
        }
 
        $services->plugins->setBootPlugins($data->getActivePlugins(), false);
 
        $services->views->configureFromCache();
    }
 
    public function clearCache() {
        $this->cache->clear();
        _elgg_services()->plugins->setBootPlugins(null);
        _elgg_services()->config->_boot_cache_hit = false;
    }
 
    private function getBootData(Config $config, bool $installed) {
        $this->beginTimer([__METHOD__]);
        
        $config->_boot_cache_hit = false;
 
        $data = null;
        if ($config->boot_cache_ttl > 0) {
            $data = $this->cache->load('boot_data');
        }
 
        if (!isset($data)) {
            $data = new BootData();
            $data->populate(_elgg_services()->entityTable, _elgg_services()->plugins, $installed);
            if ($config->boot_cache_ttl && $installed) {
                $this->cache->save('boot_data', $data, $config->boot_cache_ttl);
            }
        } else {
            $config->_boot_cache_hit = true;
        }
 
        $this->endTimer([__METHOD__]);
        
        return $data;
    }
}