<?php
/**
 * SocialEngine
 *
 * @category   Engine
 * @package    Engine_Validate
 * @copyright  Copyright 2006-2010 Webligo Developments
 * @license    http://www.socialengine.net/license/
 * @version    $Id: AtLeast.php 7244 2010-09-01 01:49:53Z john $
 */

/**
 * @category   Engine
 * @package    Engine_Validate
 * @copyright  Copyright 2006-2010 Webligo Developments
 * @license    http://www.socialengine.net/license/
 */
class Engine_Validate_AtLeast extends Zend_Validate_Abstract
{

    const NOT_GREATER = 'notAtLeast';

    /**
     * @var array
     */
    protected $_messageTemplates = array(
        self::NOT_GREATER => "'%value%' is not at least '%min%'"
    );

    /**
     * @var array
     */
    protected $_messageVariables = array(
        'min' => '_min'
    );

    /**
     * Minimum value
     *
     * @var mixed
     */
    protected $_min;

    /**
     * Sets validator options
     *
     * @param  mixed $min
     * @return void
     */
    public function __construct($min)
    {
        $this->setMin($min);
    }

    /**
     * Returns the min option
     *
     * @return mixed
     */
    public function getMin()
    {
        return $this->_min;
    }

    /**
     * Sets the min option
     *
     * @param  mixed $min
     * @return Zend_Validate_GreaterThan Provides a fluent interface
     */
    public function setMin($min)
    {
        $this->_min = $min;
        return $this;
    }

    /**
     * Defined by Zend_Validate_Interface
     *
     * Returns true if and only if $value is greater than min option
     *
     * @param  mixed $value
     * @return boolean
     */
    public function isValid($value)
    {
        $this->_setValue($value);

        if ($this->_min > $value) {
            $this->_error(self::NOT_GREATER);
            return false;
        }
        return true;
    }

}
