TYPO3 Core

Add skeleton for this hook. I will try to push it on gerrit next week. I'm a bit in a hurry right now.

    /**
     * Read the user session from db.
     *
     * @param boolean $skipSessionUpdate
     * @return array User session data
     * @todo Define visibility
     */
    public function fetchUserSession($skipSessionUpdate = FALSE) {
        $user = FALSE;
        if ($this->writeDevLog) {
            GeneralUtility::devLog('Fetch session ses_id = ' . $this->id, 'TYPO3\\CMS\\Core\\Authentication\\AbstractUserAuthentication');
        }

        // Fetch the user session from the DB
        $statement = $this->fetchUserSessionFromDB();

        if ($statement) {
            $statement->execute();
            $user = $statement->fetch();
            $statement->free();
        }
        if ($user) {
            // A user was found
            if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($this->auth_timeout_field)) {
                // Get timeout from object
                $timeout = (int)$this->auth_timeout_field;
            } else {
                // Get timeout-time from usertable
                $timeout = (int)$user[$this->auth_timeout_field];
            }
            // If timeout > 0 (TRUE) and current time has not exceeded the latest sessions-time plus the timeout in seconds then accept user
            // Option later on: We could check that last update was at least x seconds ago in order not to update twice in a row if one script redirects to another...
            if ($timeout > 0 && $GLOBALS['EXEC_TIME'] < $user['ses_tstamp'] + $timeout) {
                if (!$skipSessionUpdate) {
                    $this->db->exec_UPDATEquery($this->session_table, 'ses_id=' . $this->db->fullQuoteStr($this->id, $this->session_table)
                        . ' AND ses_name=' . $this->db->fullQuoteStr($this->name, $this->session_table), array('ses_tstamp' => $GLOBALS['EXEC_TIME']));
                    // Make sure that the timestamp is also updated in the array
                    $user['ses_tstamp'] = $GLOBALS['EXEC_TIME'];

                    if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['fetchUserSession_postRenewSession'])) {

                        foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['fetchUserSession_postRenewSession'] as $_funcRef) {
                            if ($_funcRef) {
                                GeneralUtility::callUserFunction($_funcRef, $user, $this);
                            }
                        }
                    }
                }
            } else {
                // Delete any user set...
                $this->logoff();
            }
        }
        return $user;
    }