/**
* this helper renders a language selector
* it also processes the selected language
* it must be rendered above the content in order for the current
* content to reflect the language selection
*/
public function languageForm()
{
//process form if this is a post back
if (Digitalus_Filter_Post::has('setLang')) {
Digitalus_Language::setLanguage($_POST['language']);
// @todo: this needs to redirect so it loads the whole page in the new language
}
$currentLanguage = Digitalus_Language::getLanguage();
$languageSelector = $this->view->selectLanguage('language', $currentLanguage);
$xhtml = '<form action="' . $this->view->ModuleAction() . '" method="post">';
$xhtml .= '<p>' . $languageSelector . '</p>';
$xhtml .= '<p>' . $this->view->formSubmit('setLang', $this->view->getTranslation('Set Language')) . '</p>';
$xhtml .= '</form>';
return $xhtml;
}