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espocrm/application/Espo/ORM/Query/UnionBuilder.php
2026-01-19 17:46:06 +01:00

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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\ORM\Query;
use Espo\ORM\Query\Part\Order;
use InvalidArgumentException;
class UnionBuilder implements Builder
{
use BaseBuilderTrait;
/**
* Create an instance.
*/
public static function create(): self
{
return new self();
}
/**
* Build a UNION select query.
*/
public function build(): Union
{
return Union::fromRaw($this->params);
}
/**
* Clone an existing query for a subsequent modifying and building.
*/
public function clone(Union $query): self
{
$this->cloneInternal($query);
return $this;
}
/**
* Use UNION ALL.
*/
public function all(): self
{
$this->params['all'] = true;
return $this;
}
public function query(Select $query): self
{
$this->params['queries'] = $this->params['queries'] ?? [];
$this->params['queries'][] = $query;
return $this;
}
/**
* Apply OFFSET and LIMIT.
*/
public function limit(?int $offset = null, ?int $limit = null): self
{
$this->params['offset'] = $offset;
$this->params['limit'] = $limit;
return $this;
}
/**
* Apply ORDER.
*
* @param string|array<array{string, (Order::ASC|Order::DESC)|bool}|array{string}> $orderBy A select alias.
* @param (Order::ASC|Order::DESC)|bool $direction A direction. True for DESC.
*/
public function order($orderBy, string|bool $direction = Order::ASC): self
{
if (is_bool($direction)) {
$direction = $direction ? Order::DESC : Order::ASC;
}
if (!$orderBy) {
throw new InvalidArgumentException();
}
if (is_array($orderBy)) {
foreach ($orderBy as $item) {
/** @var mixed[] $item */
if (count($item) === 2) {
/** @var array{string, bool|(Order::ASC|Order::DESC)} $item */
$this->order($item[0], $item[1]);
continue;
}
if (count($item) === 1) {
/** @var array{string} $item */
$this->order($item[0]);
continue;
}
throw new InvalidArgumentException("Bad order.");
}
return $this;
}
/** @var object|scalar $orderBy */
if (!is_string($orderBy) && !is_int($orderBy)) {
throw new InvalidArgumentException("Bad order.");
}
$this->params['orderBy'] = $this->params['orderBy'] ?? [];
$this->params['orderBy'][] = [$orderBy, $direction];
return $this;
}
}