<?php
/*
 *  $Id: MaxValueValidator.php 521 2007-01-05 13:29:36Z heltem $
 *
 * 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.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information please see
 * <http://propel.phpdb.org>.
 */

/**
 * A validator for maximum values.
 *
 * Below is an example usage for your Propel xml schema file.
 *
 * <code>
 *   <column name="articles" type="INTEGER" required="true" />
 *
 *   <validator column="articles">
 *     <rule name="minValue" value="1"  message="Minimum value for selected articles is ${value} !" />
 *     <rule name="maxValue" value="10"  message="Maximum value for selected articles is ${value} !" />
 *   </validator>
 * </code>
 *
 * @author     Michael Aichler <aichler@mediacluster.de>
 * @version    $Revision: 521 $
 * @package    propel.validator
 */
class MaxValueValidator implements BasicValidator
{

	/**
	 * @see        BasicValidator::isValid()
	 */
	public function isValid (ValidatorMap $map, $value)
	{
		if (is_null($value) == false && is_numeric($value) == true) {
			return intval($value) <= intval($map->getValue());
		}

		return false;
	}
}
