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libraries/vendor/symfony/web-link/GenericLinkProvider.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\WebLink;
+
+use Psr\Link\EvolvableLinkProviderInterface;
+use Psr\Link\LinkInterface;
+
+class GenericLinkProvider implements EvolvableLinkProviderInterface
+{
+    /**
+     * @var LinkInterface[]
+     */
+    private array $links = [];
+
+    /**
+     * @param LinkInterface[] $links
+     */
+    public function __construct(array $links = [])
+    {
+        $that = $this;
+
+        foreach ($links as $link) {
+            $that = $that->withLink($link);
+        }
+
+        $this->links = $that->links;
+    }
+
+    public function getLinks(): array
+    {
+        return array_values($this->links);
+    }
+
+    public function getLinksByRel(string $rel): array
+    {
+        $links = [];
+
+        foreach ($this->links as $link) {
+            if (\in_array($rel, $link->getRels())) {
+                $links[] = $link;
+            }
+        }
+
+        return $links;
+    }
+
+    public function withLink(LinkInterface $link): static
+    {
+        $that = clone $this;
+        $that->links[spl_object_id($link)] = $link;
+
+        return $that;
+    }
+
+    public function withoutLink(LinkInterface $link): static
+    {
+        $that = clone $this;
+        unset($that->links[spl_object_id($link)]);
+
+        return $that;
+    }
+}