public function hookDisplayNav($params)
{
if (Tools::getValue('ajax') || Configuration::get('PS_CATALOG_MODE')) {
return;
}
if (PP::isMeasurementSystemFOActivated()) {
$measurement_systems = array(PP::PP_MS_METRIC => array('name' => $this->l('Metric'), 'title' => $this->l('Metric measurement system')), PP::PP_MS_NON_METRIC => array('name' => $this->l('Imperial/US'), 'title' => $this->l('Imperial/US measurement system')));
$this->smarty->assign('measurement_systems', $measurement_systems);
return $this->display(__FILE__, 'front/measurement_system.tpl');
}
}
protected function getCacheId($name = null)
{
$cache_array = array();
$cache_array[] = $name !== null ? $name : $this->name;
if (Configuration::get('PS_SSL_ENABLED')) {
$cache_array[] = (int) Tools::usingSecureMode();
}
if (Shop::isFeatureActive()) {
$cache_array[] = (int) $this->context->shop->id;
}
if (Group::isFeatureActive()) {
$cache_array[] = (int) Group::getCurrent()->id;
}
if (Language::isMultiLanguageActivated()) {
$cache_array[] = (int) $this->context->language->id;
}
if (Currency::isMultiCurrencyActivated()) {
$cache_array[] = (int) $this->context->currency->id;
}
$cache_array[] = (int) $this->context->country->id;
if (PP::isMeasurementSystemFOActivated()) {
$cache_array[] = PP::resolveMS();
}
return implode('|', $cache_array);
}