public function installConfigFile()
 {
     $configFile = \Pimcore\Config::locateConfigFile('lucenesearch_configurations');
     if (is_file($configFile . '.BACKUP')) {
         rename($configFile . '.BACKUP', $configFile . '.php');
         return TRUE;
     }
     Configuration::set('frontend.index', 'website/var/search/frontend/index/');
     Configuration::set('frontend.ignoreLanguage', FALSE);
     Configuration::set('frontend.ignoreCountry', TRUE);
     Configuration::set('frontend.ignoreRestriction', TRUE);
     Configuration::set('frontend.restriction.class', '');
     Configuration::set('frontend.restriction.method', '');
     Configuration::set('frontend.auth.useAuth', FALSE);
     Configuration::set('frontend.auth.username', '');
     Configuration::set('frontend.auth.password', '');
     Configuration::set('frontend.fuzzySearch', FALSE);
     Configuration::set('frontend.enabled', FALSE);
     Configuration::set('frontend.urls', array());
     Configuration::set('frontend.validLinkRegexes', array());
     Configuration::set('frontend.invalidLinkRegexesEditable', array());
     Configuration::set('frontend.invalidLinkRegexes', '@.*\\.(js|JS|gif|GIF|jpg|JPG|png|PNG|ico|ICO|eps|jpeg|JPEG|bmp|BMP|css|CSS|sit|wmf|zip|ppt|mpg|xls|gz|rpm|tgz|mov|MOV|exe|mp3|MP3|kmz|gpx|kml|swf|SWF)$@');
     Configuration::set('frontend.categories', array());
     Configuration::set('frontend.allowedSchemes', array('http'));
     Configuration::set('frontend.ownHostOnly', FALSE);
     Configuration::set('frontend.crawler.maxLinkDepth', 15);
     Configuration::set('frontend.crawler.maxDownloadLimit', 0);
     Configuration::set('frontend.crawler.contentStartIndicator', '');
     Configuration::set('frontend.crawler.contentEndIndicator', '');
     Configuration::set('frontend.crawler.contentExcludeStartIndicator', '');
     Configuration::set('frontend.crawler.contentExcludeEndIndicator', '');
     Configuration::set('frontend.sitemap.render', FALSE);
     Configuration::set('frontend.view.maxPerPage', 10);
     Configuration::set('frontend.view.maxSuggestions', 10);
     Configuration::setCoreSettings(array('forceStart' => FALSE, 'forceStop' => FALSE, 'running' => FALSE, 'started' => FALSE, 'finished' => FALSE));
     return TRUE;
 }