From b8552cc6b7b270cb445054dc73a470e945d2a60e Mon Sep 17 00:00:00 2001
From: Len Lorijn <len@elgentos.nl>
Date: Wed, 4 Jan 2023 14:31:10 +0000
Subject: [PATCH] Categories API endpoint so prismic can retrieve them

---
 Controller/Integration/Categories.php | 133 ++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 Controller/Integration/Categories.php

diff --git a/Controller/Integration/Categories.php b/Controller/Integration/Categories.php
new file mode 100644
index 0000000..f6d340c
--- /dev/null
+++ b/Controller/Integration/Categories.php
@@ -0,0 +1,133 @@
+<?php declare(strict_types=1);
+
+namespace Elgentos\PrismicIO\Controller\Integration;
+
+use Elgentos\PrismicIO\Api\ConfigurationInterface;
+use Magento\Catalog\Model\ResourceModel\Category\CollectionFactory;
+use Magento\Framework\App\Action\HttpGetActionInterface;
+use Magento\Framework\Controller\Result\JsonFactory;
+use Magento\Framework\Controller\ResultInterface;
+use Magento\Framework\App\Request\Http;
+use Magento\Framework\Serialize\Serializer\Json;
+use Magento\Framework\UrlInterface;
+use Magento\Store\Model\StoreManagerInterface;
+
+class Categories implements HttpGetActionInterface
+{
+    /**
+     * @var Json
+     */
+    public $json;
+    /**
+     * @var JsonFactory
+     */
+    protected $jsonFactory;
+    /**
+     * @var CollectionFactory
+     */
+    protected $categoryCollectionFactory;
+    /**
+     * @var Http
+     */
+    protected $request;
+    /**
+     * @var StoreManagerInterface
+     */
+    protected $storeManager;
+    /**
+     * @var ConfigurationInterface
+     */
+    protected $config;
+
+    /**
+     * Constructor
+     *
+     * @param Http $request
+     * @param JsonFactory $jsonFactory
+     * @param CollectionFactory $productCollectionFactory
+     * @param Json $json
+     * @param ConfigurationInterface $config
+     * @param StoreManagerInterface $storeManager
+     */
+    public function __construct(
+        Http $request,
+        JsonFactory $jsonFactory,
+        CollectionFactory $categoryCollectionFactory,
+        Json $json,
+        ConfigurationInterface $config,
+        StoreManagerInterface $storeManager
+    )
+    {
+        $this->categoryCollectionFactory = $categoryCollectionFactory;
+        $this->jsonFactory = $jsonFactory;
+        $this->request = $request;
+        $this->json = $json;
+        $this->config = $config;
+        $this->storeManager = $storeManager;
+    }
+
+    /**
+     * Execute view action
+     *
+     * @return ResultInterface
+     */
+    public function execute()
+    {
+        //Protects the route in a way prismic can deal with it.
+        $this->protectRoute();
+
+        $attributes = array_unique(
+            ['name', 'image', 'description', 'is_active', 'updated_at']
+        );
+
+        $categoryCollection = $this->categoryCollectionFactory
+            ->create()
+            ->addAttributeToFilter('is_active', 1)
+            ->addAttributeToSelect($attributes)
+            ->addAttributeToSort('updated_at', 'DESC')
+            ->setPageSize(50)
+            ->setCurPage((int)$this->request->getParam('page', 1));
+
+        $mediaUrl = $this->storeManager->getStore()->getBaseUrl(UrlInterface::URL_TYPE_MEDIA);
+        $results = array_values(array_map(function ($category) use ($mediaUrl) {
+            
+            $imageUrl = $category->getImage() ? $mediaUrl . 'catalog/product/' . $category->getImage() : '';
+
+            return [
+                'id' => $category->getId(),
+                'title' => $category->getName(),
+                'description' => $category->getDescription() ?? '',
+                'image_url' => $imageUrl,
+                'last_update' => (int)date('U', strtotime($category->getUpdatedAt())),
+                'blob' => $category->getData()
+            ];
+        }, $categoryCollection->getItems()));
+
+        $jsonResult = $this->jsonFactory->create();
+        $jsonResult->setData([
+            'results_size' => $categoryCollection->getSize(),
+            'results' => $results
+        ]);
+
+        return $jsonResult;
+    }
+
+    /**
+     *
+     */
+    private function protectRoute()
+    {
+        $accessToken = $this->config->getIntegrationFieldsAccessToken($this->storeManager->getStore());
+
+        if (!$accessToken) {
+            return null;
+        }
+
+        if (empty($_SERVER['PHP_AUTH_USER']) || $_SERVER['PHP_AUTH_USER'] !== $accessToken) {
+            header('WWW-Authenticate: Basic realm="Prismic Integration"');
+            header('HTTP/1.0 401 Unauthorized');
+            echo 'Authentication necessary - see Access Token in Prismic under Settings > Integration Fields > your custom integration';
+            exit;
+        }
+    }
+}