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<?php
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/*
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* $Id: Time.php 3884 2008-02-22 18:26:35Z jwage $
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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, see
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* <http://www.doctrine-project.org>.
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*/
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/**
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* Doctrine_Validator_Time
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*
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* @package Doctrine
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* @subpackage Validator
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link www.doctrine-project.org
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* @since 1.0
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* @version $Revision: 3884 $
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* @author Mark Pearson <mark.pearson0@googlemail.com>
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*/
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class Doctrine_Validator_Time extends Doctrine_Validator_Driver
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{
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/**
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* validate
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*
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* checks if given value is a valid time
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*
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* @param mixed $value
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* @return boolean
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*/
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public function validate($value)
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{
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if (is_null($value)) {
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return true;
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}
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if ( ! preg_match('/^\s*(\d{2}):(\d{2})(:(\d{2}))?(\.(\d{1,6}))?([+-]\d{1,2}(:(\d{2}))?)?\s*$/', $value, $matches)) {
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return false;
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}
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$hh = (isset($matches[1])) ? intval($matches[1]) : 0;
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$mm = (isset($matches[2])) ? intval($matches[2]) : 0;
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$ss = (isset($matches[4])) ? intval($matches[4]) : 0;
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$ms = (isset($matches[6])) ? intval($matches[6]) : 0;
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$tz_hh = (isset($matches[7])) ? intval($matches[7]) : 0;
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$tz_mm = (isset($matches[9])) ? intval($matches[9]) : 0;
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return ($hh >= 0 && $hh <= 23) &&
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($mm >= 0 && $mm <= 59) &&
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($ss >= 0 && $ss <= 59) &&
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($tz_hh >= -13 && $tz_hh <= 14) &&
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($tz_mm >= 0 && $tz_mm <= 59) ;
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}
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}
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