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application/Espo/Tools/Attachment/Service.php

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+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\Attachment;
+
+use Espo\Core\Exceptions\Error;
+use Espo\Core\Exceptions\Forbidden;
+use Espo\Core\Exceptions\NotFound;
+use Espo\Core\Record\ServiceContainer;
+use Espo\Entities\Attachment;
+use Espo\ORM\EntityManager;
+use Espo\Repositories\Attachment as AttachmentRepository;
+
+class Service
+{
+    private ServiceContainer $recordServiceContainer;
+    private EntityManager $entityManager;
+    private AccessChecker $accessChecker;
+
+    public function __construct(
+        ServiceContainer $recordServiceContainer,
+        EntityManager $entityManager,
+        AccessChecker $accessChecker
+    ) {
+        $this->recordServiceContainer = $recordServiceContainer;
+        $this->entityManager = $entityManager;
+        $this->accessChecker = $accessChecker;
+    }
+
+    /**
+     * Get file data (for downloading).
+     *
+     * @throws NotFound
+     * @throws Forbidden
+     */
+    public function getFileData(string $id): FileData
+    {
+        /** @var ?Attachment $attachment */
+        $attachment = $this->recordServiceContainer
+            ->get(Attachment::ENTITY_TYPE)
+            ->getEntity($id);
+
+        if (!$attachment) {
+            throw new NotFound();
+        }
+
+        return new FileData(
+            $attachment->getName(),
+            $attachment->getType(),
+            $this->getAttachmentRepository()->getStream($attachment),
+            $this->getAttachmentRepository()->getSize($attachment)
+        );
+    }
+
+    /**
+     * Copy an attachment record (to reuse the same file w/o copying it in the storage).
+     *
+     * @throws Forbidden
+     * @throws NotFound
+     */
+    public function copy(string $id, FieldData $data): Attachment
+    {
+        $this->accessChecker->check($data);
+
+        /** @var ?Attachment $attachment */
+        $attachment = $this->recordServiceContainer
+            ->get(Attachment::ENTITY_TYPE)
+            ->getEntity($id);
+
+        if (!$attachment) {
+            throw new NotFound();
+        }
+
+        $copied = $this->getAttachmentRepository()->getCopiedAttachment($attachment);
+
+        $copied->set('parentType', $data->getParentType());
+        $copied->set('relatedType', $data->getRelatedType());
+        $copied->setTargetField($data->getField());
+        $copied->setRole(Attachment::ROLE_ATTACHMENT);
+
+        $this->getAttachmentRepository()->save($copied);
+
+        return $copied;
+    }
+
+    private function getAttachmentRepository(): AttachmentRepository
+    {
+        /** @var AttachmentRepository */
+        return $this->entityManager->getRepositoryByClass(Attachment::class);
+    }
+}