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class HookHelpSection in Drupal 8

Same name and namespace in other branches
  1. 9 core/modules/help/src/Plugin/HelpSection/HookHelpSection.php \Drupal\help\Plugin\HelpSection\HookHelpSection

Provides the module topics list section for the help page.

Plugin annotation


@HelpSection(
  id = "hook_help",
  title = @Translation("Module overviews"),
  description = @Translation("Module overviews are provided by modules. Overviews available for your installed modules:"),
)

Hierarchy

Expanded class hierarchy of HookHelpSection

File

core/modules/help/src/Plugin/HelpSection/HookHelpSection.php, line 19

Namespace

Drupal\help\Plugin\HelpSection
View source
class HookHelpSection extends HelpSectionPluginBase implements ContainerFactoryPluginInterface {

  /**
   * The module handler.
   *
   * @var \Drupal\Core\Extension\ModuleHandlerInterface
   */
  protected $moduleHandler;

  /**
   * Constructs a HookHelpSection object.
   *
   * @param array $configuration
   *   A configuration array containing information about the plugin instance.
   * @param string $plugin_id
   *   The plugin_id for the plugin instance.
   * @param mixed $plugin_definition
   *   The plugin implementation definition.
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
   *   The module handler service.
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, ModuleHandlerInterface $module_handler) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->moduleHandler = $module_handler;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('module_handler'));
  }

  /**
   * {@inheritdoc}
   */
  public function listTopics() {
    $topics = [];
    foreach ($this->moduleHandler
      ->getImplementations('help') as $module) {
      $title = $this->moduleHandler
        ->getName($module);
      $topics[$title] = Link::createFromRoute($title, 'help.page', [
        'name' => $module,
      ]);
    }

    // Sort topics by title, which is the array key above.
    ksort($topics);
    return $topics;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
DependencySerializationTrait::$_entityStorages protected property An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
HelpSectionPluginBase::getDescription public function Returns the description text for the help section. Overrides HelpSectionPluginInterface::getDescription
HelpSectionPluginBase::getTitle public function Returns the title of the help section. Overrides HelpSectionPluginInterface::getTitle
HookHelpSection::$moduleHandler protected property The module handler.
HookHelpSection::create public static function Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
HookHelpSection::listTopics public function Returns a list of topics to show in the help section. Overrides HelpSectionPluginInterface::listTopics
HookHelpSection::__construct public function Constructs a HookHelpSection object. Overrides PluginBase::__construct
MessengerTrait::$messenger protected property The messenger. 29
MessengerTrait::messenger public function Gets the messenger. 29
MessengerTrait::setMessenger public function Sets the messenger.
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$pluginDefinition protected property The plugin implementation definition. 1
PluginBase::$pluginId protected property The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition 3
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable public function Determines if the plugin is configurable.
StringTranslationTrait::$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.
UnchangingCacheableDependencyTrait::getCacheContexts public function 1
UnchangingCacheableDependencyTrait::getCacheMaxAge public function 3
UnchangingCacheableDependencyTrait::getCacheTags public function 1