109 lines
3.9 KiB
PHP
109 lines
3.9 KiB
PHP
<?php
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/************************************************************************
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* This file is part of EspoCRM.
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*
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* EspoCRM – Open Source CRM application.
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* Copyright (C) 2014-2025 EspoCRM, Inc.
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* Website: https://www.espocrm.com
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
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************************************************************************/
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namespace Espo\EntryPoints;
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use Espo\Entities\Attachment as AttachmentEntity;
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use Espo\Core\Acl;
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use Espo\Core\Api\Request;
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use Espo\Core\Api\Response;
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use Espo\Core\EntryPoint\EntryPoint;
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use Espo\Core\Exceptions\BadRequest;
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use Espo\Core\Exceptions\Forbidden;
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use Espo\Core\Exceptions\NotFoundSilent;
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use Espo\Core\FileStorage\Manager as FileStorageManager;
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use Espo\Core\ORM\EntityManager;
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use Espo\Core\Utils\Metadata;
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class Download implements EntryPoint
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{
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public function __construct(
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protected FileStorageManager $fileStorageManager,
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protected Acl $acl,
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protected EntityManager $entityManager,
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private Metadata $metadata
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) {}
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public function run(Request $request, Response $response): void
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{
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$id = $request->getQueryParam('id');
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if (!$id) {
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throw new BadRequest("No id.");
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}
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/** @var ?AttachmentEntity $attachment */
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$attachment = $this->entityManager->getEntityById(AttachmentEntity::ENTITY_TYPE, $id);
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if (!$attachment) {
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throw new NotFoundSilent("Attachment not found.");
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}
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if (!$this->acl->checkEntity($attachment)) {
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throw new Forbidden("No access to attachment.");
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}
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if ($attachment->isBeingUploaded()) {
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throw new Forbidden("Attachment is being uploaded.");
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}
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$stream = $this->fileStorageManager->getStream($attachment);
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$outputFileName = str_replace("\"", "\\\"", $attachment->getName() ?? '');
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$type = $attachment->getType();
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$disposition = 'attachment';
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/** @var string[] $inlineMimeTypeList */
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$inlineMimeTypeList = $this->metadata->get(['app', 'file', 'inlineMimeTypeList']) ?? [];
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if (in_array($type, $inlineMimeTypeList)) {
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$disposition = 'inline';
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$response->setHeader('Content-Security-Policy', "default-src 'self'");
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}
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$response->setHeader('Content-Description', 'File Transfer');
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if ($type) {
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$response->setHeader('Content-Type', $type);
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}
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$size = $stream->getSize() ?? $this->fileStorageManager->getSize($attachment);
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$response
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->setHeader('Content-Disposition', $disposition . ";filename=\"" . $outputFileName . "\"")
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->setHeader('Expires', '0')
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->setHeader('Cache-Control', 'must-revalidate')
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->setHeader('Content-Length', (string) $size)
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->setBody($stream);
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}
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}
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