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Validator.php
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Validator.php
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<?php
/**
*****************************************************************************
** Copyright (c) 2007-2010 Jerome Poichet <jerome@frencaze.com>
**
** This software is supplied to you by Jerome Poichet in consideration of
** your agreement to the following terms, and your use, installation,
** modification or redistribution of this software constitutes acceptance of
** these terms. If you do not agree with these terms, please do not use,
** install, modify or redistribute this software.
**
** In consideration of your agreement to abide by the following terms, and
** subject to these terms, Jerome Poichet grants you a personal, non-exclusive
** license, to use, reproduce, modify and redistribute the software, with or
** without modifications, in source and/or binary forms; provided that if you
** redistribute the software in its entirety and without modifications, you
** must retain this notice and the following text and disclaimers in all such
** redistributions of the software, and that in all cases attribution of
** Jerome Poichet as the original author of the source code shall be included
** in all such resulting software products or distributions.
**
** Neither the name, trademarks, service marks or logos of Jerome Poichet may
** be used to endorse or promote products derived from the software without
** specific prior written permission from Jerome Poichet. Except as expressly
** stated in this notice, no other rights or licenses, express or implied, are
** granted by Jerome Poichet herein, including but not limited to any patent
** rights that may be infringed by your derivative works or by other works in
** which the software may be incorporated.
**
** The software is provided by Jerome Poichet on an "AS IS" basis.
** JEROME POICHET MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT
** LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND
** FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE SOFTWARE OR ITS USE AND
** OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
**
** IN NO EVENT SHALL JEROME POICHET BE LIABLE FOR ANY SPECIAL, INDIRECT,
** INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
** OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
** MODIFICATION AND/OR DISTRIBUTION OF THE SOFTWARE, HOWEVER CAUSED AND
** WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT
** LIABILITY OR OTHERWISE, EVEN IF JEROME POICHET HAS BEEN ADVISED OF THE
** POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************
**/
class Validator
{
static public function xss($source, $bThrow = true)
{
$source = Xss::process($source);
if ($bThrow && strstr($source,'--TAG NOT ALLOWED--')) {
throw new Exception('Illegal tags found');
}
return $source;
}
static public function is_email($source)
{
if (empty($source)) {
return false;
}
$source = self::xss($source,0);
$sRegex = "/^[A-Z0-9._%+-]+@(?:[A-Z0-9-]+\.)+[A-Z]{2,4}$/i";
if (preg_match($sRegex,$source)) {
return true;
} else {
return false;
}
}
static public function is_ip($source)
{
if (empty($source)) {
return false;
}
$source = self::xss($source,0);
if (preg_match('/^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$/i',$source)) {
return true;
} else {
return false;
}
}
}