Piwik\Plugins\Marketplace\Environment::getNumUsers PHP Method

    public function getNumUsers()
    {
        if (!isset($this->usersCache)) {
            $this->usersCache = (int) Db::get()->fetchOne('SELECT count(login) FROM ' . Common::prefixTable('user') . ' WHERE login <> "anonymous" ');
        }
        return $this->usersCache;
    }

 public function pluginDetails()
 {
     $view = $this->configureViewAndCheckPermission('@Marketplace/plugin-details');
     $pluginName = new PluginName();
     $pluginName = $pluginName->getPluginName();
     $activeTab = Common::getRequestVar('activeTab', '', 'string');
     if ('changelog' !== $activeTab) {
         $activeTab = '';
     }
     try {
         $plugin = $this->plugins->getPluginInfo($pluginName);
         if (empty($plugin['name'])) {
             throw new Exception('Plugin does not exist');
         }
     } catch (Exception $e) {
         $plugin = null;
         $view->errorMessage = $e->getMessage();
     }
     $view->plugin = $plugin;
     $view->isSuperUser = Piwik::hasUserSuperUserAccess();
     $view->installNonce = Nonce::getNonce(static::INSTALL_NONCE);
     $view->updateNonce = Nonce::getNonce(static::UPDATE_NONCE);
     $view->activeTab = $activeTab;
     $view->isAutoUpdatePossible = SettingsPiwik::isAutoUpdatePossible();
     $view->isAutoUpdateEnabled = SettingsPiwik::isAutoUpdateEnabled();
     $view->numUsers = $this->environment->getNumUsers();
     return $view->render();
 }