Initial commit

application/Espo/Classes/Record/Attachment/CreateInputFilter.php

@@ -0,0 +1,156 @@
+<?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\Classes\Record\Attachment;
+
+use Espo\Core\Exceptions\BadRequest;
+use Espo\Core\Exceptions\Error;
+use Espo\Core\Exceptions\Forbidden;
+use Espo\Core\Record\Input\Data;
+use Espo\Core\Record\Input\Filter;
+use Espo\Entities\Attachment;
+use Espo\ORM\EntityManager;
+use Espo\Tools\Attachment\AccessChecker;
+use Espo\Tools\Attachment\DetailsObtainer;
+use Espo\Tools\Attachment\FieldData;
+
+/**
+ * @noinspection PhpUnused
+ */
+class CreateInputFilter implements Filter
+{
+    public function __construct(
+        private EntityManager $entityManager,
+        private AccessChecker $accessChecker,
+        private DetailsObtainer $detailsObtainer
+    ) {}
+
+    /**
+     * @throws BadRequest
+     * @throws Error
+     * @throws Forbidden
+     */
+    public function filter(Data $data): void
+    {
+        $data->clear('parentId');
+        $data->clear('relatedId');
+
+        $contents = $this->handleContents($data);
+
+        $relatedEntityType = $this->getRelatedEntityType($data);
+
+        $field = $data->get('field');
+        $role = $data->get('role') ?? Attachment::ROLE_ATTACHMENT;
+
+        if (!$relatedEntityType || !$field) {
+            throw new BadRequest("No `field` and `parentType`.");
+        }
+
+        $fieldData = new FieldData($field, $data->get('parentType'), $data->get('relatedType'));
+
+        $this->accessChecker->check($fieldData, $role);
+        $this->checkMaxSize($contents, $data, $field, $role);
+    }
+
+    private function getRelatedEntityType(Data $data): ?string
+    {
+        if ($data->get('parentType') !== null) {
+            $data->clear('relatedType');
+
+            return $data->get('parentType');
+        }
+
+        if ($data->get('relatedType') !== null) {
+            return $data->get('relatedType');
+        }
+
+        return null;
+    }
+
+    /**
+     * @throws BadRequest
+     */
+    private function handleContents(Data $data): string
+    {
+        $isBeingUploaded = $data->get('isBeingUploaded') ?? false;
+
+        $contents = '';
+
+        if (!$isBeingUploaded) {
+            if (!$data->has('file')) {
+                throw new BadRequest("No file contents.");
+            }
+
+            $file = $data->get('file');
+
+            if (!is_string($file)) {
+                throw new BadRequest("Non-string file contents.");
+            }
+
+            $arr = explode(',', $file);
+
+            if (count($arr) < 2) {
+                throw new BadRequest("Bad file contents.");
+            }
+
+            $contents = base64_decode($arr[1]);
+
+            if ($contents === false) {
+                throw new BadRequest("Could not decode file contents.");
+            }
+        }
+
+        $data->set('contents', $contents);
+
+        return $contents;
+    }
+
+    /**
+     * @throws BadRequest
+     */
+    private function checkMaxSize(string $contents, Data $data, mixed $field, mixed $role): void
+    {
+        $size = mb_strlen($contents, '8bit');
+
+        $dummy = $this->entityManager->getRepositoryByClass(Attachment::class)->getNew();
+
+        $dummy->set([
+            'parentType' => $data->get('parentType'),
+            'relatedType' => $data->get('relatedType'),
+            'field' => $field,
+            'role' => $role,
+        ]);
+
+        $maxSize = $this->detailsObtainer->getUploadMaxSize($dummy);
+
+        if ($maxSize && $size > $maxSize * 1024 * 1024) {
+            throw new BadRequest("File size should not exceed $maxSize Mb.");
+        }
+    }
+}

application/Espo/Classes/Record/Attachment/UpdateInputFilter.php

@@ -0,0 +1,49 @@
+<?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\Classes\Record\Attachment;
+
+use Espo\Core\Record\Input\Data;
+use Espo\Core\Record\Input\Filter;
+
+/**
+ * @noinspection PhpUnused
+ */
+class UpdateInputFilter implements Filter
+{
+    public function filter(Data $data): void
+    {
+        $data->clear('parentId');
+        $data->clear('parentType');
+        $data->clear('relatedId');
+        $data->clear('relatedType');
+        $data->clear('isBeingUploaded');
+        $data->clear('storage');
+    }
+}