<?php
declare(strict_types=1);
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Extension\HeadingPermalink;
use League\CommonMark\Environment\EnvironmentBuilderInterface;
use League\CommonMark\Event\DocumentParsedEvent;
use League\CommonMark\Extension\ConfigurableExtensionInterface;
use League\Config\ConfigurationBuilderInterface;
use Nette\Schema\Expect;
/**
* Extension which automatically anchor links to heading elements
*/
final class HeadingPermalinkExtension implements ConfigurableExtensionInterface
{
public function configureSchema(ConfigurationBuilderInterface $builder): void
{
$builder->addSchema('heading_permalink', Expect::structure([
'min_heading_level' => Expect::int()->min(1)->max(6)->default(1),
'max_heading_level' => Expect::int()->min(1)->max(6)->default(6),
'insert' => Expect::anyOf(HeadingPermalinkProcessor::INSERT_BEFORE, HeadingPermalinkProcessor::INSERT_AFTER)->default(HeadingPermalinkProcessor::INSERT_BEFORE),
'id_prefix' => Expect::string()->default('content'),
'fragment_prefix' => Expect::string()->default('content'),
'html_class' => Expect::string()->default('heading-permalink'),
'title' => Expect::string()->default('Permalink'),
'symbol' => Expect::string()->default(HeadingPermalinkRenderer::DEFAULT_SYMBOL),
'aria_hidden' => Expect::bool()->default(true),
]));
}
public function register(EnvironmentBuilderInterface $environment): void
{
$environment->addEventListener(DocumentParsedEvent::class, new HeadingPermalinkProcessor(), -100);
$environment->addRenderer(HeadingPermalink::class, new HeadingPermalinkRenderer());
}
}