Horde_Registry::_loadApplications PHP Method

    protected function _loadApplications()
    {
        global $cli, $injector;
        if (!empty($this->_interfaces)) {
            return;
        }
        /* First, try to load from cache. */
        if (!isset($cli) && !$this->isTest()) {
            if (Horde_Util::extensionExists('apc')) {
                $cstorage = 'Horde_Cache_Storage_Apc';
            } elseif (Horde_Util::extensionExists('xcache')) {
                $cstorage = 'Horde_Cache_Storage_Xcache';
            } else {
                $cstorage = 'Horde_Cache_Storage_File';
            }
            $cache = new Horde_Cache(new $cstorage(array('no_gc' => true, 'prefix' => 'horde_registry_cache_')), array('lifetime' => 0, 'logger' => $injector->getInstance('Horde_Log_Logger')));
            if (($cid = $this->_cacheId()) && ($cdata = $cache->get($cid, 0))) {
                try {
                    list($this->applications, $this->_interfaces) = $injector->getInstance('Horde_Pack')->unpack($cdata);
                    return;
                } catch (Horde_Pack_Exception $e) {
                }
            }
        }
        $config = new Horde_Registry_Registryconfig($this);
        $this->applications = $config->applications;
        $this->_interfaces = $config->interfaces;
        if (!isset($cache)) {
            return;
        }
        /* Need to determine hash of generated data, since it is possible that
         * there is dynamic data in the config files. This only needs to
         * be done once per session. */
        $packed_data = $injector->getInstance('Horde_Pack')->pack(array($this->applications, $this->_interfaces));
        $cid = $this->_cacheId($packed_data);
        if (!$cache->exists($cid, 0)) {
            $cache->set($cid, $packed_data);
        }
    }