1
0
mirror of synced 2024-12-15 07:36:03 +03:00
doctrine2/lib/Doctrine/Query/From.php

90 lines
2.8 KiB
PHP
Raw Normal View History

2006-06-30 03:04:39 +04:00
<?php
2006-12-23 00:10:14 +03:00
/*
* $Id$
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.com>.
*/
Doctrine::autoload("Doctrine_Query_Part");
2006-12-23 00:10:14 +03:00
/**
* Doctrine_Query_From
*
* @package Doctrine
* @subpackage Query
2006-12-23 00:10:14 +03:00
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.phpdoctrine.com
* @since 1.0
* @version $Revision$
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
2006-12-29 17:40:47 +03:00
class Doctrine_Query_From extends Doctrine_Query_Part
2007-05-16 23:20:55 +04:00
{
2006-06-30 03:04:39 +04:00
/**
* DQL FROM PARSER
* parses the from part of the query string
*
2006-06-30 03:04:39 +04:00
* @param string $str
* @return void
*/
2007-05-16 23:20:55 +04:00
public function parse($str)
2006-12-29 17:40:47 +03:00
{
$str = trim($str);
2007-05-16 23:20:55 +04:00
$parts = Doctrine_Tokenizer::bracketExplode($str, 'JOIN');
$operator = false;
2006-12-23 00:10:14 +03:00
2006-12-29 17:01:31 +03:00
switch (trim($parts[0])) {
case 'INNER':
$operator = ':';
case 'LEFT':
array_shift($parts);
2007-05-16 23:20:55 +04:00
break;
2006-12-22 01:06:08 +03:00
}
2007-05-16 23:20:55 +04:00
$last = '';
2006-12-29 17:01:31 +03:00
foreach ($parts as $k => $part) {
$part = trim($part);
2006-12-22 01:06:08 +03:00
2006-12-29 17:01:31 +03:00
if (empty($part)) {
2006-12-22 01:06:08 +03:00
continue;
}
$e = explode(' ', $part);
2006-12-29 17:01:31 +03:00
if (end($e) == 'INNER' || end($e) == 'LEFT') {
$last = array_pop($e);
2006-12-29 17:01:31 +03:00
}
2006-12-22 01:06:08 +03:00
$part = implode(' ', $e);
2007-05-16 23:20:55 +04:00
foreach (Doctrine_Tokenizer::bracketExplode($part, ',') as $reference) {
$reference = trim($reference);
2007-08-12 01:53:02 +04:00
$e = explode(' ', $reference);
$e2 = explode('.', $e[0]);
2006-12-29 17:01:31 +03:00
if ($operator) {
2007-08-12 01:53:02 +04:00
$e[0] = array_shift($e2) . $operator . implode('.', $e2);
}
2007-08-12 01:53:02 +04:00
$table = $this->query->load(implode(' ', $e));
2006-12-29 17:01:31 +03:00
}
$operator = ($last == 'INNER') ? ':' : '.';
2006-06-30 03:04:39 +04:00
}
2007-05-24 23:47:28 +04:00
return null;
2006-06-30 03:04:39 +04:00
}
}