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93 lines
3.2 KiB
PHP
93 lines
3.2 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) 2014-2020 Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
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* Website: https://www.espocrm.com
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*
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* EspoCRM is free software: you can redistribute it and/or modify
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* it under the terms of the GNU 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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* EspoCRM 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with EspoCRM. If not, see http://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 General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU 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\Formula;
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use \Espo\ORM\Entity;
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use \Espo\Core\Exceptions\Error;
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class AttributeFetcher
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{
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private $relatedEntitiesCacheMap = [];
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public function __construct()
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{
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}
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public function fetch(Entity $entity, $attribute, $getFetchedAttribute = false)
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{
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if (!is_string($attribute)) {
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throw new Error();
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}
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if (strpos($attribute, '.') !== false) {
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$arr = explode('.', $attribute);
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$key = $this->buildKey($entity, $arr[0]);
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if (!array_key_exists($key, $this->relatedEntitiesCacheMap)) {
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$this->relatedEntitiesCacheMap[$key] = $entity->get($arr[0]);
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}
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$relatedEntity = $this->relatedEntitiesCacheMap[$key];
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if ($relatedEntity && ($relatedEntity instanceof Entity) && count($arr) > 0) {
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return $this->fetch($relatedEntity, $arr[1]);
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}
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return null;
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}
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$methodName = 'get';
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if ($getFetchedAttribute) {
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$methodName = 'getFetched';
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}
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if ($entity->getAttributeParam($attribute, 'isParentName') && $methodName == 'get') {
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$relationName = $entity->getAttributeParam($attribute, 'relation');
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if ($parent = $entity->get($relationName)) {
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return $parent->get('name');
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}
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} else if ($entity->getAttributeParam($attribute, 'isLinkMultipleIdList') && $methodName == 'get') {
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$relationName = $entity->getAttributeParam($attribute, 'relation');
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if (!$entity->has($attribute)) {
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$entity->loadLinkMultipleField($relationName);
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}
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}
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return $entity->$methodName($attribute);
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}
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public function resetRuntimeCache()
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{
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$this->relatedEntitiesCacheMap = [];
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}
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protected function buildKey(Entity $entity, $link)
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{
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return spl_object_hash($entity) . '-' . $link;
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}
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}
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