/**
* Is this step allowed.
*
* @return bool
*/
public static function isAllowed()
{
return InstallerStep3::isAllowed() && isset($_SESSION['default_language']) && isset($_SESSION['default_interface_language']) && isset($_SESSION['multiple_languages']) && isset($_SESSION['languages']) && isset($_SESSION['interface_languages']);
}
/**
* Validates the previous steps
*/
private function validateForm()
{
return InstallerStep2::isAllowed() && InstallerStep3::isAllowed() && InstallerStep4::isAllowed() && InstallerStep5::isAllowed();
}