Part-DB-server/src/Doctrine/Functions/Field2.php
2024-03-03 19:57:31 +01:00

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2.3 KiB
PHP

<?php
/*
* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
*
* Copyright (C) 2019 - 2023 Jan Böhmer (https://github.com/jbtronics)
*
* 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/>.
*/
declare(strict_types=1);
namespace App\Doctrine\Functions;
use Doctrine\ORM\Query\AST\Functions\FunctionNode;
use Doctrine\ORM\Query\Lexer;
use Doctrine\ORM\Query\TokenType;
/**
* Basically the same as the original Field function, but uses FIELD2 for the SQL query.
*/
class Field2 extends FunctionNode
{
private $field = null;
private $values = [];
public function parse(\Doctrine\ORM\Query\Parser $parser): void
{
$parser->match(TokenType::T_IDENTIFIER);
$parser->match(TokenType::T_OPEN_PARENTHESIS);
// Do the field.
$this->field = $parser->ArithmeticPrimary();
// Add the strings to the values array. FIELD must
// be used with at least 1 string not including the field.
$lexer = $parser->getLexer();
while (count($this->values) < 1 ||
$lexer->lookahead['type'] != TokenType::T_CLOSE_PARENTHESIS) {
$parser->match(TokenType::T_COMMA);
$this->values[] = $parser->ArithmeticPrimary();
}
$parser->match(TokenType::T_CLOSE_PARENTHESIS);
}
public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker): string
{
$query = 'FIELD2(';
$query .= $this->field->dispatch($sqlWalker);
$query .= ', ';
for ($i = 0; $i < count($this->values); $i++) {
if ($i > 0) {
$query .= ', ';
}
$query .= $this->values[$i]->dispatch($sqlWalker);
}
$query .= ')';
return $query;
}
}