From e483a040178c712ffff054508baba975704d8cf4 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Rapha=C3=ABl=20Gertz?= <git@rapsys.eu>
Date: Fri, 10 Nov 2023 13:49:09 +0100
Subject: [PATCH] Add repository factory

---
 Factory/RepositoryFactory.php | 144 ++++++++++++++++++++++++++++++++++
 1 file changed, 144 insertions(+)
 create mode 100644 Factory/RepositoryFactory.php

diff --git a/Factory/RepositoryFactory.php b/Factory/RepositoryFactory.php
new file mode 100644
index 0000000..893b03b
--- /dev/null
+++ b/Factory/RepositoryFactory.php
@@ -0,0 +1,144 @@
+<?php declare(strict_types=1);
+
+/*
+ * This file is part of the Rapsys BlogBundle package.
+ *
+ * (c) Raphaël Gertz <symfony@rapsys.eu>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Rapsys\BlogBundle\Factory;
+
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\ORM\Repository\RepositoryFactory as RepositoryFactoryInterface;
+use Doctrine\Persistence\ObjectRepository;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\Routing\RouterInterface;
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+use Rapsys\PackBundle\Util\SluggerUtil;
+
+/**
+ * This factory is used to create default repository objects for entities at runtime.
+ */
+final class RepositoryFactory implements RepositoryFactoryInterface {
+	/**
+	 * The list of EntityRepository instances
+	 *
+	 * @var array
+	 */
+	private array $repositoryList = [];
+
+	/**
+	 * The list of languages
+	 *
+	 * @var array
+	 */
+	private array $languages = [];
+
+	/**
+	 * The current locale
+	 *
+	 * @var string
+	 */
+	private string $locale;
+
+	/**
+	 * The RequestStack instance
+	 *
+	 * @var RequestStack
+	 */
+	private RequestStack $request;
+
+	/**
+	 * The RouterInterface instance
+	 *
+	 * @var RouterInterface
+	 */
+	private RouterInterface $router;
+
+	/**
+	 * The SluggerUtil instance
+	 *
+	 * @var SluggerUtil
+	 */
+	private SluggerUtil $slugger;
+
+	/**
+	 * The TranslatorInterface instance
+	 *
+	 * @var TranslatorInterface
+	 */
+	private TranslatorInterface $translator;
+
+	/**
+	 * Initializes a new RepositoryFactory instance
+	 *
+	 * @param RequestStack $request The request stack
+	 * @param RouterInterface $router The router instance
+	 * @param SluggerUtil $slugger The SluggerUtil instance
+	 * @param TranslatorInterface $translator The TranslatorInterface instance
+	 * @param array $languages The languages list
+	 * @param string $locale The current locale
+	 */
+	public function __construct(RequestStack $request, RouterInterface $router, SluggerUtil $slugger, TranslatorInterface $translator, array $languages, string $locale) {
+		//Set request
+		$this->request = $request;
+
+		//Set router
+		$this->router = $router;
+
+		//Set slugger
+		$this->slugger = $slugger;
+
+		//Set translator
+		$this->translator = $translator;
+
+		//Set languages
+		$this->languages = $languages;
+
+		//Set locale
+		$this->locale = $locale;
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function getRepository(EntityManagerInterface $entityManager, mixed $entityName): ObjectRepository {
+		//Set repository hash
+		$repositoryHash = $entityManager->getClassMetadata($entityName)->getName() . spl_object_hash($entityManager);
+
+		//With entity repository instance
+		if (isset($this->repositoryList[$repositoryHash])) {
+			//Return existing entity repository instance
+			return $this->repositoryList[$repositoryHash];
+		}
+
+		//Store and return created entity repository instance
+		return $this->repositoryList[$repositoryHash] = $this->createRepository($entityManager, $entityName);
+	}
+
+	/**
+	 * Create a new repository instance for an entity class
+	 *
+	 * @param EntityManagerInterface $entityManager The EntityManager instance.
+	 * @param string $entityName The name of the entity.
+	 */
+	private function createRepository(EntityManagerInterface $entityManager, string $entityName): ObjectRepository {
+		//Get class metadata
+		$metadata = $entityManager->getClassMetadata($entityName);
+
+		//Get repository class
+		$repositoryClass = $metadata->customRepositoryClassName ?: $entityManager->getConfiguration()->getDefaultRepositoryClassName();
+
+		//Set to current locale
+		//XXX: current request is not yet populated in constructor
+		$this->locale = $this->request->getCurrentRequest()->getLocale() ?? $this->locale;
+
+		//Return repository class instance
+		//XXX: router, slugger, translator, languages and locale arguments will be ignored by default
+		return new $repositoryClass($entityManager, $metadata, $this->router, $this->slugger, $this->translator, $this->languages, $this->locale);
+	}
+}
-- 
2.41.3