Add basic Repository class as a root for other repositories

[MAILPOET-2014]

lib/Doctrine/Repository.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace MailPoet\Doctrine;
+
+use MailPoetVendor\Doctrine\ORM\EntityManager;
+use MailPoetVendor\Doctrine\ORM\EntityRepository as DoctrineEntityRepository;
+use MailPoetVendor\Doctrine\ORM\Mapping\ClassMetadata;
+
+abstract class Repository {
+  /** @var EntityManager */
+  protected $entity_manager;
+
+  /** @var ClassMetadata */
+  protected $class_metadata;
+
+  /** @var DoctrineEntityRepository */
+  protected $doctrine_repository;
+
+  function __construct(EntityManager $entity_manager) {
+    $this->entity_manager = $entity_manager;
+    $this->class_metadata = $entity_manager->getClassMetadata($this->getEntityClassName());
+    $this->doctrine_repository = new DoctrineEntityRepository($this->entity_manager, $this->class_metadata);
+  }
+
+  /**
+   * @param array $criteria
+   * @param array|null $order_by
+   * @param int|null $limit
+   * @param int|null $offset
+   * @return array
+   */
+  function findBy(array $criteria, array $order_by = null, $limit = null, $offset = null) {
+    return $this->doctrine_repository->findBy($criteria, $order_by, $limit, $offset);
+  }
+
+  /**
+   * @param array $criteria
+   * @param array|null $order_by
+   * @return object|null
+   */
+  function findOneBy(array $criteria, array $order_by = null) {
+    return $this->doctrine_repository->findOneBy($criteria, $order_by);
+  }
+
+  /**
+   * @param mixed $id
+   * @return object|null
+   */
+  function findOneById($id) {
+    return $this->doctrine_repository->find($id);
+  }
+
+  /**
+   * @param object $entity
+   */
+  function persist($entity) {
+    $this->entity_manager->persist($entity);
+  }
+
+  /**
+   * @param object $entity
+   */
+  function remove($entity) {
+    $this->entity_manager->remove($entity);
+  }
+
+  function flush() {
+    $this->entity_manager->flush();
+  }
+
+  /**
+   * @return string
+   */
+  abstract protected function getEntityClassName();
+}