Files
espocrm/application/Espo/Tools/Formula/Service.php
Taras Machyshyn 6f676c8a2f 2023 year
2023-01-03 16:01:43 +02:00

124 lines
3.7 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2023 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with EspoCRM. If not, see http://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 General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\Tools\Formula;
use Espo\Core\Formula\Parser;
use Espo\Core\Formula\Exceptions\SyntaxError;
use Espo\Core\Formula\Exceptions\Error;
use Espo\Core\Formula\Manager;
use Espo\Core\Field\LinkParent;
use Espo\Core\Exceptions\NotFoundSilent;
use Espo\ORM\EntityManager;
use Espo\ORM\Entity;
class Service
{
private Parser $parser;
private Manager $manager;
private EntityManager $entityManager;
public function __construct(Parser $parser, Manager $manager, EntityManager $entityManager)
{
$this->parser = $parser;
$this->manager = $manager;
$this->entityManager = $entityManager;
}
public function checkSyntax(string $expression): SyntaxCheckResult
{
try {
$this->parser->parse($expression);
$result = SyntaxCheckResult::createSuccess();
}
catch (SyntaxError $e) {
return SyntaxCheckResult::createError($e);
}
return $result;
}
public function run(string $expression, ?LinkParent $targetLink = null): RunResult
{
$syntaxCheckResult = $this->checkSyntax($expression);
if (!$syntaxCheckResult->isSuccess()) {
/** @var SyntaxError $exception */
$exception = $syntaxCheckResult->getException();
return RunResult::createSyntaxError($exception);
}
$target = null;
if ($targetLink) {
$target = $this->entityManager->getEntityById($targetLink->getEntityType(), $targetLink->getId());
if (!$target) {
throw new NotFoundSilent("Target entity not found.");
}
}
$variables = (object) [];
try {
$this->manager->run($expression, $target, $variables);
}
catch (Error $e) {
$output = $variables->__output ?? null;
return RunResult::createError($e, $output);
}
if ($target && $this->isEntityChanged($target)) {
$this->entityManager->saveEntity($target);
}
$output = $variables->__output ?? null;
return RunResult::createSuccess($output);
}
private function isEntityChanged(Entity $entity): bool
{
foreach ($entity->getAttributeList() as $attribute) {
if ($entity->isAttributeChanged($attribute)) {
return true;
}
}
return false;
}
}