function HelpTopicPluginManager::__construct

Constructs a new HelpTopicManager object.

Parameters

\Drupal\Core\Extension\ModuleHandlerInterface $module_handler: The module handler.

\Drupal\Core\Extension\ThemeHandlerInterface $theme_handler: The theme handler.

\Drupal\Core\Cache\CacheBackendInterface $cache_backend: Cache backend instance to use.

string $root: The app root.

Overrides DefaultPluginManager::__construct

File

core/modules/help_topics/src/HelpTopicPluginManager.php, line 117

Class

HelpTopicPluginManager

Provides the default help_topic manager.

Namespace

Code

public function __construct(ModuleHandlerInterface $module_handler, ThemeHandlerInterface $theme_handler, CacheBackendInterface $cache_backend, $root) {
    // Note that the parent construct is not called because this not use
    // annotated class discovery.
    $this->moduleHandler = $module_handler;
    $this->themeHandler = $theme_handler;
    $this->alterInfo('help_topics_info');
    // Use the 'config:core.extension' cache tag so the plugin cache is
    // invalidated on theme install and uninstall.
    $this->setCacheBackend($cache_backend, 'help_topics', [
        'config:core.extension',
    ]);
    $this->root = (string) $root;
}