snapshot of https://github.com/espocrm/espocrm.git (master, 2026-09-18; blobs > 131072B omitted)

application/Espo/Classes/FieldValidators/Common/LinkMultiple/CascadingSelect.php

@@ -0,0 +1,110 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2026 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\FieldValidators\Common\LinkMultiple;
+
+use Espo\Core\Field\LinkMultiple;
+use Espo\Core\FieldValidation\Validator;
+use Espo\Core\FieldValidation\Validator\Data;
+use Espo\Core\FieldValidation\Validator\Failure;
+use Espo\Core\ORM\Entity as CoreEntity;
+use Espo\ORM\Defs;
+use Espo\ORM\Entity;
+use Espo\ORM\EntityManager;
+use Espo\ORM\Name\Attribute;
+use Espo\Tools\DynamicLogic\CascadingFields\ItemsProvider;
+use Espo\Tools\DynamicLogic\CascadingFields\ValidationHelper;
+
+/**
+ * @implements Validator<Entity>
+ */
+class CascadingSelect implements Validator
+{
+    public function __construct(
+        private EntityManager $entityManager,
+        private Defs $defs,
+        private ValidationHelper $helper,
+        private ItemsProvider $itemsProvider,
+    ) {}
+
+    public function validate(Entity $entity, string $field, Data $data): ?Failure
+    {
+        if (!$entity instanceof CoreEntity) {
+            return null;
+        }
+
+        $items = $this->itemsProvider->get($entity->getEntityType(), $field);
+
+        if (!$items) {
+            return null;
+        }
+
+        $linkValue = $entity->getValueObject($field);
+
+        if (!$linkValue instanceof LinkMultiple || !$linkValue->getIdList()) {
+            return null;
+        }
+
+        $entityType = $this->defs
+            ->getEntity($entity->getEntityType())
+            ->tryGetRelation($field)
+            ?->tryGetForeignEntityType();
+
+        if (!$entityType) {
+            return null;
+        }
+
+        $valueEntities = $this->entityManager
+            ->getRDBRepository($entityType)
+            ->where([
+                Attribute::ID => $linkValue->getIdList(),
+            ])
+            ->find();
+
+        if (!count($valueEntities)) {
+            return null;
+        }
+
+        foreach ($valueEntities as $valueEntity) {
+            if (!$valueEntity instanceof CoreEntity) {
+                continue;
+            }
+
+            foreach ($items as $item) {
+                $itemFailure = $this->helper->validateItem($entity, $valueEntity, $item);
+
+                if ($itemFailure) {
+                    return $itemFailure;
+                }
+            }
+        }
+
+        return null;
+    }
+}