<?php
/**
 * Glitch
 *
 * Copyright (c) 2010, Enrise BV (www.enrise.com).
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * 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.
 *
 *   * Neither the name of Enrise nor the names of his contributors
 *     may be used to endorse or promote products derived from this
 *     software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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
 * COPYRIGHT OWNER OR CONTRIBUTORS 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.
 *
 * @category    Glitch
 * @package     Glitch_Form
 * @subpackage  Element
 * @author      Enrise <info@enrise.com>
 * @copyright   2010, Enrise
 * @license     http://www.opensource.org/licenses/bsd-license.php
 * @version     $Id: $
 */

/**
 * Base class for HTML5 number element
 *
 * @category    Glitch
 * @package     Glitch_Form
 * @subpackage  Element
 */
class Glitch_Form_Element_Text_Number extends Glitch_Form_Element_Text
{
    /**
     * Initialize additional element options
     *
     * @return Glitch_Form_Element_Text_Email
     */
    public function init()
    {
        if ($this->isAutoloadFilters())
        {
            $this->addFilter('Digits');
        }

        if ($this->isAutoloadValidators())
        {
            $this->addValidator('Digits');
            $validatorOpts = array_filter(array(
                'min' => $this->getAttrib('min'),
                'max' => $this->getAttrib('max'),
            ));
            $validator = null;
            if (2 === count($validatorOpts))
            {
                $validator = 'Between';
            }
            else if (isset($validatorOpts['min']))
            {
                $validator = 'GreaterThan';
            }
            else if (isset($validatorOpts['max']))
            {
                $validator = 'LessThan';
            }
            if (null !== $validator)
            {
                $this->addValidator($validator, false, $validatorOpts);
            }
        }
        return $this;
    }
}