You are here

Home » API reference » Memcache Storage 8 » MemcachedStatistics.php

class MemcachedStatistics in Memcache Storage 8

Hierarchy

Expanded class hierarchy of MemcachedStatistics

File

src/Controller/MemcachedStatistics.php, line 16
Contains form for output of memcached usage statistics.

Namespace

Drupal\memcache_storage\Controller
View source 
class MemcachedStatistics extends ControllerBase {
  public function content() {
    $settings = Settings::get('memcache_storage');
    $clusters = [];
    if (!empty($settings['memcached_servers'])) {
      $clusters = array_unique(array_values($settings['memcached_servers']));
    }
    $clusters_stats = [];
    foreach ($clusters as $cluster_name) {

      // Initializes a new DrupalMemcache(d) object.
      // TODO: Switch to services.
      $pecl_extension = DrupalMemcachedUtils::getPeclExtension();
      $class_name = 'Drupal\\memcache_storage\\Drupal' . ucfirst(strtolower($pecl_extension));
      $memcached = new $class_name($settings, $cluster_name);
      $clusters_stats[$cluster_name] = $memcached
        ->getStats();
    }
    $build = [];
    $build['general'] = [
      '#type' => 'table',
      '#title' => t('General information'),
      '#header' => [
        t('Cluster'),
        t('Servers'),
        t('Cache bins'),
      ],
      '#empty' => t('There are no memcached servers configured.'),
    ];
    $cache_settings = Settings::get('cache');
    $memcached_bins = [];
    $default_cache_service = isset($cache_settings['default']) ? $cache_settings['default'] : 'cache.backend.database';
    foreach (Cache::getBins() as $bin => $bin_settings) {
      $service_name = isset($cache_settings['bins'][$bin]) ? $cache_settings['bins'][$bin] : $default_cache_service;
      if ($service_name == 'cache.backend.memcache_storage') {
        $bin = 'cache_' . $bin;
        $bin_cluster = !empty($settings['bins_clusters'][$bin]) ? $settings['bins_clusters'][$bin] : 'default';
        $memcached_bins[$bin_cluster][] = $bin;
      }
    }
    foreach ($clusters_stats as $cluster_name => $cluster_stats) {
      $servers = array_keys($cluster_stats);
      $servers_list = !empty($servers) ? implode(', ', $servers) : t('No servers specified.');
      $bins_list = !empty($memcached_bins[$cluster_name]) ? implode(', ', $memcached_bins[$cluster_name]) : t('No mapped cache bins.');
      unset($memcached_bins[$cluster_name]);
      $build['general']['#rows'][] = [
        $cluster_name,
        $servers_list,
        $bins_list,
      ];
    }
    foreach ($memcached_bins as $cluster_name => $cache_bins) {
      $build['general']['#rows'][] = [
        $cluster_name,
        t('No servers specified.'),
        implode(', ', $cache_bins),
      ];
    }
    return $build;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ControllerBase::$configFactory protected property The configuration factory.
ControllerBase::$currentUser protected property The current user service. 1
ControllerBase::$entityFormBuilder protected property The entity form builder.
ControllerBase::$entityManager protected property The entity manager.
ControllerBase::$entityTypeManager protected property The entity type manager.
ControllerBase::$formBuilder protected property The form builder. 2
ControllerBase::$keyValue protected property The key-value storage. 1
ControllerBase::$languageManager protected property The language manager. 1
ControllerBase::$moduleHandler protected property The module handler. 2
ControllerBase::$stateService protected property The state service.
ControllerBase::cache protected function Returns the requested cache bin.
ControllerBase::config protected function Retrieves a configuration object.
ControllerBase::container private function Returns the service container.
ControllerBase::create public static function Instantiates a new instance of this class. Overrides ContainerInjectionInterface::create 40
ControllerBase::currentUser protected function Returns the current user. 1
ControllerBase::entityFormBuilder protected function Retrieves the entity form builder.
ControllerBase::entityManager Deprecated protected function Retrieves the entity manager service.
ControllerBase::entityTypeManager protected function Retrieves the entity type manager.
ControllerBase::formBuilder protected function Returns the form builder service. 2
ControllerBase::keyValue protected function Returns a key/value storage collection. 1
ControllerBase::languageManager protected function Returns the language manager service. 1
ControllerBase::moduleHandler protected function Returns the module handler. 2
ControllerBase::redirect protected function Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
ControllerBase::state protected function Returns the state storage service.
LinkGeneratorTrait::$linkGenerator protected property The link generator. 1
LinkGeneratorTrait::getLinkGenerator Deprecated protected function Returns the link generator.
LinkGeneratorTrait::l Deprecated protected function Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated public function Sets the link generator service.
LoggerChannelTrait::$loggerFactory protected property The logger channel factory service.
LoggerChannelTrait::getLogger protected function Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory public function Injects the logger channel factory.
MemcachedStatistics::content public function
MessengerTrait::$messenger protected property The messenger. 29
MessengerTrait::messenger public function Gets the messenger. 29
MessengerTrait::setMessenger public function Sets the messenger.
RedirectDestinationTrait::$redirectDestination protected property The redirect destination service. 1
RedirectDestinationTrait::getDestinationArray protected function Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination protected function Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination public function Sets the redirect destination service.
StringTranslationTrait::$stringTranslation protected property The string translation service. 1
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator protected property The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated protected function Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated public function Sets the URL generator service.
UrlGeneratorTrait::url Deprecated protected function Generates a URL or path for a specific route based on the given parameters.