Actualización

vendor/knplabs/knp-menu/src/Knp/Menu/Loader/ArrayLoader.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Knp\Menu\Loader;
+
+use Knp\Menu\FactoryInterface;
+use Knp\Menu\ItemInterface;
+
+/**
+ * Loader importing a menu tree from an array.
+ *
+ * The array should match the output of MenuManipulator::toArray
+ */
+class ArrayLoader implements LoaderInterface
+{
+    private $factory;
+
+    public function __construct(FactoryInterface $factory)
+    {
+        $this->factory = $factory;
+    }
+
+    public function load($data)
+    {
+        if (!$this->supports($data)) {
+            throw new \InvalidArgumentException(\sprintf('Unsupported data. Expected an array but got %s', \is_object($data) ? \get_class($data) : \gettype($data)));
+        }
+
+        return $this->fromArray($data);
+    }
+
+    public function supports($data)
+    {
+        return \is_array($data);
+    }
+
+    /**
+     * @param array       $data
+     * @param string|null $name (the name of the item, used only if there is no name in the data themselves)
+     *
+     * @return ItemInterface
+     */
+    private function fromArray(array $data, $name = null)
+    {
+        $name = isset($data['name']) ? $data['name'] : $name;
+
+        if (isset($data['children'])) {
+            $children = $data['children'];
+            unset($data['children']);
+        } else {
+            $children = [];
+        }
+
+        $item = $this->factory->createItem($name, $data);
+
+        foreach ($children as $name => $child) {
+            $item->addChild($this->fromArray($child, $name));
+        }
+
+        return $item;
+    }
+}

vendor/knplabs/knp-menu/src/Knp/Menu/Loader/LoaderInterface.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Knp\Menu\Loader;
+
+use Knp\Menu\ItemInterface;
+
+interface LoaderInterface
+{
+    /**
+     * Loads the data into a menu item
+     *
+     * @param mixed $data
+     *
+     * @return ItemInterface
+     */
+    public function load($data);
+
+    /**
+     * Checks whether the loader can load these data
+     *
+     * @param mixed $data
+     *
+     * @return bool
+     */
+    public function supports($data);
+}

vendor/knplabs/knp-menu/src/Knp/Menu/Loader/NodeLoader.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Knp\Menu\Loader;
+
+use Knp\Menu\FactoryInterface;
+use Knp\Menu\NodeInterface;
+
+class NodeLoader implements LoaderInterface
+{
+    private $factory;
+
+    public function __construct(FactoryInterface $factory)
+    {
+        $this->factory = $factory;
+    }
+
+    public function load($data)
+    {
+        if (!$data instanceof NodeInterface) {
+            throw new \InvalidArgumentException(\sprintf('Unsupported data. Expected Knp\Menu\NodeInterface but got %s', \is_object($data) ? \get_class($data) : \gettype($data)));
+        }
+
+        $item = $this->factory->createItem($data->getName(), $data->getOptions());
+
+        foreach ($data->getChildren() as $childNode) {
+            $item->addChild($this->load($childNode));
+        }
+
+        return $item;
+    }
+
+    public function supports($data)
+    {
+        return $data instanceof NodeInterface;
+    }
+}