EidUtility.php

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<?php
namespace TYPO3\CMS\Frontend\Utility;

class EidUtility {

    static public function initFeUser() {
        // Get TSFE instance. It knows how to initialize the user. We also
        // need TCA because services may need extra tables!
        self::initTCA();
        $tsfe = self::getTSFE();
        $tsfe->initFEuser();
        // Return FE user object:
        return $tsfe->fe_user;
    }

    static public function connectDB() {
        \TYPO3\CMS\Core\Utility\GeneralUtility::logDeprecatedFunction();
        return TRUE;
    }

    static public function initLanguage($language = 'default') {
        if (!is_object($GLOBALS['LANG'])) {
            $GLOBALS['LANG'] = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Lang\\LanguageService');
            $GLOBALS['LANG']->init($language);
        }
    }

    static public function initTCA() {
        // Some badly made extensions attempt to manipulate TCA in a wrong way
        // (inside ext_localconf.php). Therefore $GLOBALS['TCA'] may become an array
        // but in fact it is not loaded. The check below ensure that
        // TCA is still loaded if such bad extensions are installed
        if (!is_array($GLOBALS['TCA']) || !isset($GLOBALS['TCA']['pages'])) {
            \TYPO3\CMS\Core\Core\Bootstrap::getInstance()->loadCachedTca();
        }
    }

    static public function initExtensionTCA($extensionKey) {
        $extTablesPath = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath($extensionKey, 'ext_tables.php');
        if (file_exists($extTablesPath)) {
            $GLOBALS['_EXTKEY'] = $extensionKey;
            require_once $extTablesPath;
            // We do not need to save restore the value of $GLOBALS['_EXTKEY']
            // because it is not defined to anything real outside of
            // ext_tables.php or ext_localconf.php scope.
            unset($GLOBALS['_EXTKEY']);
        }
    }

    static private function getTSFE() {
        // Cached instance
        static $tsfe = NULL;
        if (is_null($tsfe)) {
            $tsfe = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Frontend\\Controller\\TypoScriptFrontendController', $GLOBALS['TYPO3_CONF_VARS'], 0, 0);
        }
        return $tsfe;
    }

}