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<?php
/**
* TMysqlTableColumn class file.
*
* @author Wei Zhuo <weizhuo[at]gmail[dot]com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2005-2011 PradoSoft
* @license http://www.pradosoft.com/license/
* @version $Id$
* @package System.Data.Common.Mysql
*/
/**
* Load common TDbTableCommon class.
*/
Prado::using('System.Data.Common.TDbTableColumn');
/**
* Describes the column metadata of the schema for a Mysql database table.
*
* @author Wei Zhuo <weizho[at]gmail[dot]com>
* @version $Id$
* @package System.Data.Common.Mysql
* @since 3.1
*/
class TMysqlTableColumn extends TDbTableColumn
{
private static $types = array(
'integer' => array('bit', 'tinyint', 'smallint', 'mediumint', 'int', 'integer', 'bigint'),
'boolean' => array('boolean', 'bool'),
'float' => array('float', 'double', 'double precision', 'decimal', 'dec', 'numeric', 'fixed')
);
/**
* Overrides parent implementation, returns PHP type from the db type.
* @return boolean derived PHP primitive type from the column db type.
*/
public function getPHPType()
{
$dbtype = trim(str_replace(array('unsigned', 'zerofill'),array('','',),strtolower($this->getDbType())));
if($dbtype==='tinyint' && $this->getColumnSize()===1)
return 'boolean';
foreach(self::$types as $type => $dbtypes)
{
if(in_array($dbtype, $dbtypes))
return $type;
}
return 'string';
}
/**
* @return boolean true if column will auto-increment when the column value is inserted as null.
*/
public function getAutoIncrement()
{
return $this->getInfo('AutoIncrement', false);
}
/**
* @return boolean true if auto increment is true.
*/
public function hasSequence()
{
return $this->getAutoIncrement();
}
public function getDbTypeValues()
{
return $this->getInfo('DbTypeValues');
}
}
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