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106 lines
2.6 KiB
PHP
106 lines
2.6 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) 2014-2026 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\Core\Field;
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use Espo\Core\Name\Field;
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use Espo\ORM\Entity;
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use InvalidArgumentException;
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/**
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* A link value object. Immutable.
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*/
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class Link
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{
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private string $id;
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private ?string $name = null;
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/**
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* @throws InvalidArgumentException
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*/
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public function __construct(string $id)
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{
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if (!$id) {
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throw new InvalidArgumentException("Empty ID.");
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}
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$this->id = $id;
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}
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/**
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* Get an ID.
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*/
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public function getId(): string
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{
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return $this->id;
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}
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/**
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* Get a name.
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*/
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public function getName(): ?string
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{
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return $this->name;
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}
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/**
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* Clone with a name.
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*/
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public function withName(?string $name): self
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{
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$obj = new self($this->id);
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$obj->name = $name;
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return $obj;
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}
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/**
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* Create from an ID.
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*
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* @throws InvalidArgumentException
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*/
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public static function create(string $id, ?string $name = null): self
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{
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return (new self($id))->withName($name);
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}
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/**
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* Create from an entity.
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*
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* @throws InvalidArgumentException
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*
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* @since 10.0.0
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*/
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public static function fromEntity(Entity $entity): self
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{
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return self::create($entity->getId());
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}
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}
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