FluidTYPO3\Vhs\ViewHelpers\Security\AbstractSecurityViewHelper::assertBackendUserLoggedIn PHP Method

assertBackendUserLoggedIn() public method

Returns TRUE only if a backend user is currently logged in. If used, argument specifies that the logged in user must be that specific user
public assertBackendUserLoggedIn ( integer $backendUser = null ) : boolean
$backendUser integer
return boolean
    public function assertBackendUserLoggedIn($backendUser = null)
    {
        $currentBackendUser = $this->getCurrentBackendUser();
        if (null !== $backendUser) {
            if ((int) $currentBackendUser['uid'] === (int) $backendUser) {
                return true;
            } else {
                return false;
            }
        }
        return (bool) (true === is_array($currentBackendUser));
    }