chill-bundles/Doctrine/DQL/Unaccent.php

54 lines
1.6 KiB
PHP

<?php
/*
* Chill is a software for social workers
* Copyright (C) 2015 Champs-Libres Coopérative <info@champs-libres.coop>
*
* 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 <http://www.gnu.org/licenses/>.
*/
namespace Chill\MainBundle\Doctrine\DQL;
use Doctrine\ORM\Query\AST\Functions\FunctionNode;
use Doctrine\ORM\Query\Lexer;
/**
* Unaccent string using postgresql extension unaccent :
* http://www.postgresql.org/docs/current/static/unaccent.html
*
* Usage : StringFunction UNACCENT(string)
*
* @author Julien Fastré <julien.fastre@champs-libres.coop>
*/
class Unaccent extends FunctionNode
{
private $string;
public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker)
{
return 'UNACCENT(' . $this->string->dispatch($sqlWalker) .")";
}
public function parse(\Doctrine\ORM\Query\Parser $parser)
{
$parser->match(Lexer::T_IDENTIFIER);
$parser->match(Lexer::T_OPEN_PARENTHESIS);
$this->string = $parser->StringPrimary();
$parser->match(Lexer::T_CLOSE_PARENTHESIS);
}
}