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https://github.com/espocrm/espocrm.git
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94 lines
2.7 KiB
PHP
94 lines
2.7 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) 2014-2021 Yurii Kuznietsov, Taras Machyshyn, Oleksii 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\ORM\QueryComposer;
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use Espo\ORM\{
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Query\LockTable as LockTableQuery,
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};
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use LogicException;
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class MysqlQueryComposer extends BaseQueryComposer
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{
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public function composeLockTable(LockTableQuery $queryParams): string
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{
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$params = $queryParams->getRaw();
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$table = $this->toDb($this->sanitize($params['table']));
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$mode = $params['mode'];
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if (empty($table)) {
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throw new LogicException();
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}
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if (!in_array($mode, [LockTableQuery::MODE_SHARE, LockTableQuery::MODE_EXCLUSIVE])) {
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throw new LogicException();
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}
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$sql = "LOCK TABLES `{$table}` ";
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$modeMap = [
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LockTableQuery::MODE_SHARE => 'READ',
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LockTableQuery::MODE_EXCLUSIVE => 'WRITE',
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];
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$sql .= $modeMap[$mode];
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return $sql;
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}
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public function composeUnlockTables(): string
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{
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return "UNLOCK TABLES";
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}
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protected function limit(string $sql, ?int $offset = null, ?int $limit = null): string
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{
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if (!is_null($offset) && !is_null($limit)) {
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$offset = intval($offset);
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$limit = intval($limit);
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$sql .= " LIMIT {$offset}, {$limit}";
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return $sql;
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}
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if (!is_null($limit)) {
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$limit = intval($limit);
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$sql .= " LIMIT {$limit}";
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return $sql;
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}
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return $sql;
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}
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}
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