private function getAvailableDiscussionTypesPlugins()
	{
		// TODO : it would be more elegant to use array_filter
		$available = [];
		foreach (Gdn::pluginManager()->availablePlugins() as $name => $spec) {
			if (strpos($name, 'DiscussionType_') === 0 && isset($spec['DiscussionTypes'])) {
				$available[$name] = $spec;
			}
		}

		return $available;
	}