Yii2 Bootstrap 3
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<?php
/**
* ColumnSchema class file.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.yiiframework.com/
* @copyright Copyright &copy; 2008-2012 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
/**
* ColumnSchema class describes the column meta data of a MySQL table.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class ColumnSchema extends \yii\db\dao\ColumnSchema
{
/**
* Extracts the PHP type from DB type.
* @param string $dbType DB type
*/
protected function extractType($dbType)
{
if (strncmp($dbType, 'enum', 4) === 0)
$this->type = 'string';
elseif (strpos($dbType, 'float') !== false || strpos($dbType, 'double') !== false)
$this->type = 'double';
elseif (strpos($dbType, 'bool') !== false)
$this->type = 'boolean';
elseif (strpos($dbType, 'int') === 0 && strpos($dbType, 'unsigned') === false || preg_match('/(bit|tinyint|smallint|mediumint)/', $dbType))
$this->type = 'integer';
else
$this->type = 'string';
}
/**
* Extracts the default value for the column.
* The value is typecasted to correct PHP type.
* @param mixed $defaultValue the default value obtained from metadata
*/
protected function extractDefault($defaultValue)
{
if ($this->dbType === 'timestamp' && $defaultValue === 'CURRENT_TIMESTAMP')
$this->defaultValue = null;
else
parent::extractDefault($defaultValue);
}
/**
* Extracts size, precision and scale information from column's DB type.
* @param string $dbType the column's DB type
*/
protected function extractLimit($dbType)
{
if (strncmp($dbType, 'enum', 4) === 0 && preg_match('/\((.*)\)/', $dbType, $matches))
{
$values = explode(',', $matches[1]);
$size = 0;
foreach ($values as $value)
{
if (($n = strlen($value)) > $size)
$size = $n;
}
$this->size = $this->precision = $size-2;
}
else
parent::extractLimit($dbType);
}
}