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<?php
/**
* PrimaryKeyBuilder.php
*
* Builds the PRIMARY KEY statement part of CREATE TABLE.
*
* PHP version 5
*
* LICENSE:
* Copyright (c) 2010-2014 Justin Swanhart and André Rothe
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
* @author André Rothe <andre.rothe@phosco.info>
* @copyright 2010-2014 Justin Swanhart and André Rothe
* @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
* @version SVN: $Id: PrimaryKeyBuilder.php 919 2014-01-08 11:49:02Z phosco@gmx.de $
*
*/
require_once dirname(__FILE__) . '/../utils/ExpressionType.php';
require_once dirname(__FILE__) . '/../exceptions/UnableToCreateSQLException.php';
require_once dirname(__FILE__) . '/ColumnListBuilder.php';
require_once dirname(__FILE__) . '/ConstraintBuilder.php';
require_once dirname(__FILE__) . '/ReservedBuilder.php';
require_once dirname(__FILE__) . '/IndexTypeBuilder.php';
require_once dirname(__FILE__) . '/IndexSizeBuilder.php';
require_once dirname(__FILE__) . '/IndexParserBuilder.php';
/**
* This class implements the builder for the PRIMARY KEY statement part of CREATE TABLE.
* You can overwrite all functions to achieve another handling.
*
* @author André Rothe <andre.rothe@phosco.info>
* @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
*
*/
class PrimaryKeyBuilder {
protected function buildColumnList($parsed) {
$builder = new ColumnListBuilder();
return $builder->build($parsed);
}
protected function buildConstraint($parsed) {
$builder = new ConstraintBuilder();
return $builder->build($parsed);
}
protected function buildReserved($parsed) {
$builder = new ReservedBuilder();
return $builder->build($parsed);
}
protected function buildIndexType($parsed) {
$builder = new IndexTypeBuilder();
return $builder->build($parsed);
}
protected function buildIndexSize($parsed) {
$builder = new IndexSizeBuilder();
return $builder->build($parsed);
}
protected function buildIndexParser($parsed) {
$builder = new IndexParserBuilder();
return $builder->build($parsed);
}
public function build($parsed) {
if ($parsed['expr_type'] !== ExpressionType::PRIMARY_KEY) {
return "";
}
$sql = "";
foreach ($parsed['sub_tree'] as $k => $v) {
$len = strlen($sql);
$sql .= $this->buildConstraint($v);
$sql .= $this->buildReserved($v);
$sql .= $this->buildColumnList($v);
$sql .= $this->buildIndexType($v);
$sql .= $this->buildIndexSize($v);
$sql .= $this->buildIndexParser($v);
if ($len == strlen($sql)) {
throw new UnableToCreateSQLException('CREATE TABLE primary key subtree', $k, $v, 'expr_type');
}
$sql .= " ";
}
return substr($sql, 0, -1);
}
}
?>
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