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<?php

/* --------------------------------------------------------------
   DataTableColumnType.inc.php 2016-05-02
   Gambio GmbH
   http://www.gambio.de
   Copyright (c) 2016 Gambio GmbH
   Released under the GNU General Public License (Version 2)
   [http://www.gnu.org/licenses/gpl-2.0.html]
   --------------------------------------------------------------
*/

/**
 * Class DataTableColumnType
 *
 * There are cases where each column is treated differently depending its data type. 
 *
 * @category   System
 * @package    Extensions
 * @subpackage Helpers
 */
class DataTableColumnType extends StringType
{
    // Supported column types. 
    const DATE   = 'date';
    const NUMBER = 'number';
    const STRING = 'string';
    
    
    /**
     * DataTableColumnType constructor.
     *
     * @param string $value
     *
     * @throws InvalidArgumentException
     */
    public function __construct($value)
    {
        parent::__construct($value);
        
        $type = strtoupper($value); // 'DATE', 'STRING' or 'NUMBER'
        
        if(!defined('self::' . $type))
        {
            throw new InvalidArgumentException('Invalid DataTableColumnType provided: ' . $value);
        }
    }
}