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<?php
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/*
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* $Id: RequiredValidator.php 1262 2009-10-26 20:54:39Z francois $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information please see
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* <http://propel.phpdb.org>.
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*/
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/**
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* A validator for required fields.
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*
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* Below is an example usage for your Propel xml schema file.
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*
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* <code>
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* <column name="username" type="VARCHAR" size="25" required="true" />
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*
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* <validator column="username">
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* <rule name="required" message="Username is required." />
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* </validator>
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* </code>
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*
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* @author Michael Aichler <aichler@mediacluster.de>
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* @version $Revision: 1262 $
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* @package propel.validator
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*/
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class RequiredValidator implements BasicValidator
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{
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/**
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* @see BasicValidator::isValid()
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*/
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public function isValid (ValidatorMap $map, $str)
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{
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return ($str !== null && $str !== "");
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}
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}
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