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<?php
/**
* CreateTableOptionsBuilder.php
*
* Builds the table-options 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: CreateTableOptionsBuilder.php 923 2014-01-08 12:20:30Z phosco@gmx.de $
*
*/
require_once dirname(__FILE__) . '/../utils/ExpressionType.php';
require_once dirname(__FILE__) . '/SelectExpressionBuilder.php';
require_once dirname(__FILE__) . '/CharacterSetBuilder.php';
require_once dirname(__FILE__) . '/CollationBuilder.php';
/**
* This class implements the builder for the table-options 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 CreateTableOptionsBuilder {
protected function buildExpression($parsed) {
$builder = new SelectExpressionBuilder();
return $builder->build($parsed);
}
protected function buildCharacterSet($parsed) {
$builder = new CharacterSetBuilder();
return $builder->build($parsed);
}
protected function buildCollation($parsed) {
$builder = new CollationBuilder();
return $builder->build($parsed);
}
/**
* Returns a well-formatted delimiter string. If you don't need nice SQL,
* you could simply return $parsed['delim'].
*
* @param array $parsed The part of the output array, which contains the current expression.
* @return a string, which is added right after the expression
*/
protected function getDelimiter($parsed) {
return ($parsed['delim'] === false ? '' : (trim($parsed['delim']) . ' '));
}
public function build($parsed) {
if (!isset($parsed['options']) || $parsed['options'] === false) {
return "";
}
$options = $parsed['options'];
$sql = "";
foreach ($options as $k => $v) {
$len = strlen($sql);
$sql .= $this->buildExpression($v);
$sql .= $this->buildCharacterSet($v);
$sql .= $this->buildCollation($v);
if ($len == strlen($sql)) {
throw new UnableToCreateSQLException('CREATE TABLE options', $k, $v, 'expr_type');
}
$sql .= $this->getDelimiter($v);
}
return " " . substr($sql, 0, -1);
}
}
?>
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