Файл: vendor/league/commonmark/src/Extension/DefaultAttributes/ApplyDefaultAttributesProcessor.php
Строк: 92
<?php
declare(strict_types=1);
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace LeagueCommonMarkExtensionDefaultAttributes;
use LeagueCommonMarkEventDocumentParsedEvent;
use LeagueCommonMarkExtensionAttributesUtilAttributesHelper;
use LeagueConfigConfigurationAwareInterface;
use LeagueConfigConfigurationInterface;
final class ApplyDefaultAttributesProcessor implements ConfigurationAwareInterface
{
private ConfigurationInterface $config;
public function onDocumentParsed(DocumentParsedEvent $event): void
{
/** @var array<string, array<string, mixed>> $map */
$map = $this->config->get('default_attributes');
// Don't bother iterating if no default attributes are configured
if (! $map) {
return;
}
foreach ($event->getDocument()->iterator() as $node) {
// Check to see if any default attributes were defined
if (($attributesToApply = $map[get_class($node)] ?? []) === []) {
continue;
}
$newAttributes = [];
foreach ($attributesToApply as $name => $value) {
if (is_callable($value)) {
$value = $value($node);
// Callables are allowed to return `null` indicating that no changes should be made
if ($value !== null) {
$newAttributes[$name] = $value;
}
} else {
$newAttributes[$name] = $value;
}
}
// Merge these attributes into the node
if (count($newAttributes) > 0) {
$node->data->set('attributes', AttributesHelper::mergeAttributes($node, $newAttributes));
}
}
}
public function setConfiguration(ConfigurationInterface $configuration): void
{
$this->config = $configuration;
}
}