vendor and env first commit

vendor/league/commonmark/src/Extension/Embed/EmbedExtension.php

@@ -0,0 +1,48 @@
+<?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 League\CommonMark\Extension\Embed;
+
+use League\CommonMark\Environment\EnvironmentBuilderInterface;
+use League\CommonMark\Event\DocumentParsedEvent;
+use League\CommonMark\Extension\ConfigurableExtensionInterface;
+use League\Config\ConfigurationBuilderInterface;
+use Nette\Schema\Expect;
+
+final class EmbedExtension implements ConfigurableExtensionInterface
+{
+    public function configureSchema(ConfigurationBuilderInterface $builder): void
+    {
+        $builder->addSchema('embed', Expect::structure([
+            'adapter' => Expect::type(EmbedAdapterInterface::class),
+            'allowed_domains' => Expect::arrayOf('string')->default([]),
+            'fallback' => Expect::anyOf('link', 'remove')->default('link'),
+        ]));
+    }
+
+    public function register(EnvironmentBuilderInterface $environment): void
+    {
+        $adapter = $environment->getConfiguration()->get('embed.adapter');
+        \assert($adapter instanceof EmbedAdapterInterface);
+
+        $allowedDomains = $environment->getConfiguration()->get('embed.allowed_domains');
+        if ($allowedDomains !== []) {
+            $adapter = new DomainFilteringAdapter($adapter, $allowedDomains);
+        }
+
+        $environment
+            ->addBlockStartParser(new EmbedStartParser(), 300)
+            ->addEventListener(DocumentParsedEvent::class, new EmbedProcessor($adapter, $environment->getConfiguration()->get('embed.fallback')), 1010)
+            ->addRenderer(Embed::class, new EmbedRenderer());
+    }
+}