Main.php

<?php

namespace IdnoPlugins\Akismet {

	class Main extends \Idno\Common\Plugin
	{

		function registerEventHooks()
		{
			parent::registerEventHooks();

			\Idno\Core\Idno::site()->events()->addListener('annotation/save', function(\Idno\Core\Event $event)
			{
				try {
					if (!empty(\Idno\Core\Idno::site()->config()->akismet)) {
						if ($key = \Idno\Core\Idno::site()->config()->akismet['wordpress_key']) {
							$akismet = new Akismet(\Idno\Core\Idno::site()->config()->getURL(), $key);
							$annotation = $event->data()['annotation'];
							$author_email = "";
							if ($loggedinuser = \Idno\Core\Idno::site()->session()->currentUser()) {
								// This is a logged in user, so we have an email address.
								$author_email = $loggedinuser->email;
							}

							if ($akismet->isCommentSpam($annotation['owner_name'], $author_email, $annotation['owner_url'], $annotation['content'], $annotation['permalink'])) {
								$event->setResponse(false); // It's spam, prevent annotation.

								\Idno\Core\Idno::site()->logging()->debug("AKISMET: Annotation from {$annotation['owner_name']} <{$annotation['owner_url']}> was blocked as SPAM");
							} else {
								\Idno\Core\Idno::site()->logging()->debug("AKISMET: Annotation from {$annotation['owner_name']} <{$annotation['owner_url']}> seems OK");
							}
						}
					}
				} catch (\Exception $e) {
					\Idno\Core\Idno::site()->logging()->error($e->getMessage());
				}
			});
		}

		function registerPages()
		{
			// Register admin settings
			\Idno\Core\Idno::site()->routes()->addRoute('admin/akismet', '\IdnoPlugins\Akismet\Pages\Admin');
			\Idno\Core\site()->template()->extendTemplate('admin/menu/items', 'admin/akismet/menu');
		}
	}
}