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application/Espo/Core/Select/Helpers/FieldHelper.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\Core\Select\Helpers;
+
+use Espo\Core\Name\Field;
+use Espo\Core\Utils\Metadata;
+use Espo\Entities\Team;
+use Espo\Entities\User;
+use Espo\Modules\Crm\Entities\Account;
+use Espo\Modules\Crm\Entities\Contact;
+use Espo\ORM\Defs\Params\RelationParam;
+use Espo\ORM\Defs\RelationDefs;
+use Espo\ORM\EntityManager;
+use Espo\ORM\Entity;
+use Espo\ORM\BaseEntity;
+use Espo\ORM\Type\RelationType;
+
+/**
+ * @todo Rewrite using EntityDefs class. Then write unit tests.
+ */
+class FieldHelper
+{
+    private ?Entity $seed = null;
+
+    private const LINK_CONTACTS = 'contacts';
+    private const LINK_CONTACT = 'contact';
+    private const LINK_ACCOUNTS = 'accounts';
+    private const LINK_ACCOUNT = 'account';
+    private const LINK_PARENT = Field::PARENT;
+    private const LINK_TEAMS = Field::TEAMS;
+    private const LINK_ASSIGNED_USERS = Field::ASSIGNED_USERS;
+    private const LINK_ASSIGNED_USER = Field::ASSIGNED_USER;
+    private const LINK_CREATED_BY = Field::CREATED_BY;
+    private const LINK_COLLABORATORS = Field::COLLABORATORS;
+
+    public function __construct(
+        private string $entityType,
+        private EntityManager $entityManager,
+        private Metadata $metadata,
+    ) {}
+
+    private function getSeed(): Entity
+    {
+        $this->seed ??= $this->entityManager->getNewEntity($this->entityType);
+
+        return $this->seed;
+    }
+
+    public function hasAssignedUsersField(): bool
+    {
+        if (
+            $this->getSeed()->hasRelation(self::LINK_ASSIGNED_USERS) &&
+            $this->getSeed()->hasAttribute(self::LINK_ASSIGNED_USERS . 'Ids') &&
+            $this->getRelationEntityType(self::LINK_ASSIGNED_USERS) === User::ENTITY_TYPE
+        ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    public function hasCollaboratorsField(): bool
+    {
+        if (
+            $this->metadata->get("scopes.$this->entityType.collaborators") &&
+            $this->getSeed()->hasRelation(self::LINK_COLLABORATORS) &&
+            $this->getSeed()->hasAttribute(self::LINK_COLLABORATORS . 'Ids') &&
+            $this->getRelationEntityType(self::LINK_COLLABORATORS) === User::ENTITY_TYPE
+        ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    public function hasAssignedUserField(): bool
+    {
+        if (
+            $this->getSeed()->hasAttribute(self::LINK_ASSIGNED_USER . 'Id') &&
+            $this->getSeed()->hasRelation(self::LINK_ASSIGNED_USER) &&
+            $this->getRelationEntityType(self::LINK_ASSIGNED_USER) === User::ENTITY_TYPE
+        ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    public function hasCreatedByField(): bool
+    {
+        if (
+            $this->getSeed()->hasAttribute(self::LINK_CREATED_BY . 'Id') &&
+            $this->getSeed()->hasRelation(self::LINK_CREATED_BY) &&
+            $this->getRelationEntityType(self::LINK_CREATED_BY) === User::ENTITY_TYPE
+        ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    public function hasTeamsField(): bool
+    {
+        if (
+            $this->getSeed()->hasRelation(self::LINK_TEAMS) &&
+            $this->getSeed()->hasAttribute(self::LINK_TEAMS . 'Ids') &&
+            $this->getRelationEntityType(self::LINK_TEAMS) === Team::ENTITY_TYPE
+        ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    public function hasContactField(): bool
+    {
+        return
+            $this->getSeed()->hasAttribute(self::LINK_CONTACT . 'Id') &&
+            $this->getRelationEntityType(self::LINK_CONTACT) === Contact::ENTITY_TYPE;
+    }
+
+    public function hasContactsRelation(): bool
+    {
+        return
+            $this->getSeed()->hasRelation(self::LINK_CONTACTS) &&
+            $this->getRelationEntityType(self::LINK_CONTACTS) === Contact::ENTITY_TYPE;
+    }
+
+    public function hasParentField(): bool
+    {
+        return
+            $this->getSeed()->hasAttribute(self::LINK_PARENT . 'Id') &&
+            $this->getSeed()->hasRelation(self::LINK_PARENT) &&
+            $this->getSeed()->getRelationType(self::LINK_PARENT) === RelationType::BELONGS_TO_PARENT;
+    }
+
+    public function hasAccountField(): bool
+    {
+        return
+            $this->getSeed()->hasAttribute(self::LINK_ACCOUNT . 'Id') &&
+            $this->getRelationEntityType(self::LINK_ACCOUNT) === Account::ENTITY_TYPE;
+    }
+
+    public function hasAccountsRelation(): bool
+    {
+        return
+            $this->getSeed()->hasRelation(self::LINK_ACCOUNTS) &&
+            $this->getRelationEntityType(self::LINK_ACCOUNTS) === Account::ENTITY_TYPE;
+    }
+
+    public function getRelationDefs(string $name): RelationDefs
+    {
+        return $this->entityManager
+            ->getDefs()
+            ->getEntity($this->entityType)
+            ->getRelation($name);
+    }
+
+    /**
+     * @noinspection PhpSameParameterValueInspection
+     */
+    private function getRelationParam(Entity $entity, string $relation, string $param): mixed
+    {
+        if ($entity instanceof BaseEntity) {
+            return $entity->getRelationParam($relation, $param);
+        }
+
+        $entityDefs = $this->entityManager
+            ->getDefs()
+            ->getEntity($entity->getEntityType());
+
+        if (!$entityDefs->hasRelation($relation)) {
+            return null;
+        }
+
+        return $entityDefs->getRelation($relation)->getParam($param);
+    }
+
+    private function getRelationEntityType(string $relation): ?string
+    {
+        return $this->getRelationParam($this->getSeed(), $relation, RelationParam::ENTITY);
+    }
+}

application/Espo/Core/Select/Helpers/RandomStringGenerator.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\Core\Select\Helpers;
+
+class RandomStringGenerator
+{
+    public function generate(): string
+    {
+        return strval(rand(10000, 99999));
+    }
+}

application/Espo/Core/Select/Helpers/RelationQueryHelper.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\Core\Select\Helpers;
+
+use Espo\Core\Name\Field;
+use Espo\Entities\User;
+use Espo\ORM\Defs;
+use Espo\ORM\Name\Attribute;
+use Espo\ORM\Query\Part\Condition;
+use Espo\ORM\Query\Part\Condition as Cond;
+use Espo\ORM\Query\Part\Expression;
+use Espo\ORM\Query\Part\Expression as Expr;
+use Espo\ORM\Query\Part\WhereClause;
+use Espo\ORM\Query\Part\WhereItem;
+use Espo\ORM\Query\SelectBuilder;
+use Espo\ORM\Query\SelectBuilder as QueryBuilder;
+use Espo\ORM\Type\RelationType;
+use LogicException;
+use RuntimeException;
+
+/**
+ * @since 9.0.0
+ */
+class RelationQueryHelper
+{
+    public function __construct(
+        private Defs $defs,
+    ) {}
+
+    public function prepareAssignedUsersWhere(string $entityType, string $userId): WhereItem
+    {
+        return $this->prepareRelatedUsersWhere(
+            $entityType,
+            $userId,
+            Field::ASSIGNED_USERS,
+            User::RELATIONSHIP_ENTITY_USER
+        );
+    }
+
+    public function prepareCollaboratorsWhere(string $entityType, string $userId): WhereItem
+    {
+        return $this->prepareRelatedUsersWhere(
+            $entityType,
+            $userId,
+            Field::COLLABORATORS,
+            User::RELATIONSHIP_ENTITY_COLLABORATOR
+        );
+    }
+
+    private function prepareRelatedUsersWhere(
+        string $entityType,
+        string $userId,
+        string $field,
+        string $relationship
+    ): WhereItem {
+
+        $relationDefs = $this->defs
+            ->getEntity($entityType)
+            ->getRelation($field);
+
+        $middleEntityType = ucfirst($relationDefs->getRelationshipName());
+        $key1 = $relationDefs->getMidKey();
+        $key2 = $relationDefs->getForeignMidKey();
+
+        $joinWhere = [
+            "m.$key1:" => Attribute::ID,
+            'm.deleted' => false,
+        ];
+
+        if ($middleEntityType === $relationship) {
+            $joinWhere['m.entityType'] = $entityType;
+        }
+
+        $subQuery = QueryBuilder::create()
+            ->select(Attribute::ID)
+            ->from($entityType)
+            ->leftJoin($middleEntityType, 'm', $joinWhere)
+            ->where(["m.$key2" => $userId])
+            ->build();
+
+        return Condition::in(
+            Expression::column('id'),
+            $subQuery
+        );
+    }
+
+    /**
+     * @param string|string[] $id
+     *
+     * @since 9.1.6
+     */
+    public function prepareLinkWhereMany(string $entityType, string $link, string|array $id): WhereItem
+    {
+        $defs = $this->defs
+            ->getEntity($entityType)
+            ->getRelation($link);
+
+        if (!in_array($defs->getType(), [RelationType::HAS_MANY, RelationType::MANY_MANY])) {
+            throw new LogicException("Only many-many and has-many allowed.");
+        }
+
+        $builder = SelectBuilder::create()->from($entityType);
+
+        $whereItem = $this->prepareLinkWhere($defs, $entityType, $id, $builder);
+
+        if (!$whereItem) {
+            throw new RuntimeException("Not supported relationship.");
+        }
+
+        return $whereItem;
+    }
+
+    /**
+     * @internal Signature can be changed in future.
+     *
+     * @param string|string[] $id
+     */
+    public function prepareLinkWhere(
+        Defs\RelationDefs $defs,
+        string $entityType,
+        string|array $id,
+        QueryBuilder $queryBuilder
+    ): ?WhereItem {
+
+        $type = $defs->getType();
+        $link = $defs->getName();
+
+        if (
+            $type === RelationType::BELONGS_TO ||
+            $type === RelationType::HAS_ONE
+        ) {
+            if ($type === RelationType::HAS_ONE) {
+                $queryBuilder->leftJoin($link);
+            }
+
+            return WhereClause::fromRaw([$link . 'Id' => $id]);
+        }
+
+        if ($type === RelationType::BELONGS_TO_PARENT) {
+            return WhereClause::fromRaw([
+                'parentType' => $entityType,
+                'parentId' => $id,
+            ]);
+        }
+
+        if ($type === RelationType::MANY_MANY) {
+            return Cond::in(
+                Expr::column(Attribute::ID),
+                QueryBuilder::create()
+                    ->from(ucfirst($defs->getRelationshipName()), 'm')
+                    ->select($defs->getMidKey())
+                    ->where([$defs->getForeignMidKey() => $id])
+                    ->build()
+            );
+        }
+
+        if ($type === RelationType::HAS_MANY) {
+            return Cond::in(
+                Expr::column(Attribute::ID),
+                QueryBuilder::create()
+                    ->from($entityType, 's')
+                    ->select($defs->getForeignKey())
+                    ->where([Attribute::ID => $id])
+                    ->build()
+            );
+        }
+
+        return null;
+    }
+}

application/Espo/Core/Select/Helpers/UserTimeZoneProvider.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\Core\Select\Helpers;
+
+use Espo\Core\Utils\Config\ApplicationConfig;
+use Espo\Entities\User;
+use Espo\ORM\EntityManager;
+use Espo\Entities\Preferences;
+
+class UserTimeZoneProvider
+{
+    public function __construct(
+        private User $user,
+        private EntityManager $entityManager,
+        private ApplicationConfig $applicationConfig,
+    ) {}
+
+    public function get(): string
+    {
+        $preferences = $this->entityManager->getEntityById(Preferences::ENTITY_TYPE, $this->user->getId());
+
+        if (!$preferences) {
+            return 'UTC';
+        }
+
+        if ($preferences->get('timeZone') === null || $preferences->get('timeZone') === '') {
+            return $this->applicationConfig->getTimeZone();
+        }
+
+        return $preferences->get('timeZone');
+    }
+}