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application/Espo/Tools/Pdf/Data/DataLoaderManager.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\Pdf\Data;
+
+use Espo\ORM\Entity;
+use Espo\Core\Utils\Metadata;
+use Espo\Core\InjectableFactory;
+use Espo\Tools\Pdf\AttachmentProvider;
+use Espo\Tools\Pdf\Data;
+use Espo\Tools\Pdf\Params;
+
+class DataLoaderManager
+{
+    public function __construct(
+        private Metadata $metadata,
+        private InjectableFactory $injectableFactory,
+    ) {}
+
+    public function load(Entity $entity, ?Params $params = null, ?Data $data = null): Data
+    {
+        if (!$params) {
+            $params = Params::create();
+        }
+
+        if (!$data) {
+            $data = Data::create();
+        }
+
+        $defs = $this->metadata->get("pdfDefs.{$entity->getEntityType()}") ?? [];
+
+        /** @var class-string<DataLoader>[] $loaderClassList */
+        $loaderClassList = $defs['dataLoaderClassNameList'] ?? [];
+
+        foreach ($loaderClassList as $className) {
+            $loadedData = $this->createLoader($className)
+                ->load($entity, $params);
+
+            $data = $data->withAdditionalTemplateData($loadedData);
+        }
+
+        /** @var class-string<AttachmentProvider<Entity>>[] $attachmentProviderClassList */
+        $attachmentProviderClassList = $defs['attachmentProviderClassNameList'] ?? [];
+
+        foreach ($attachmentProviderClassList as $className) {
+            $provider = $this->createProvider($className);
+
+            $attachments = $provider->get($entity, $params);
+
+            $data = $data->withAttachmentsAdded($attachments);
+        }
+
+        return $data;
+    }
+
+    /**
+     * @param class-string<DataLoader> $className
+     */
+    private function createLoader(string $className): DataLoader
+    {
+        return $this->injectableFactory->create($className);
+    }
+
+    /**
+     * @param class-string<AttachmentProvider<Entity>> $className
+     * @return AttachmentProvider<Entity>
+     */
+    private function createProvider(string $className): AttachmentProvider
+    {
+        /** @var AttachmentProvider<Entity> */
+        return $this->injectableFactory->create($className);
+    }
+}