/pear/php/PHP/Depend/Util/UUID.php
PHP | 96 lines | 19 code | 3 blank | 74 comment | 0 complexity | eeade1d08a0a3b38c3555310be3939d3 MD5 | raw file
Possible License(s): BSD-2-Clause, LGPL-2.1
- <?php
- /**
- * This file is part of PHP_Depend.
- *
- * PHP Version 5
- *
- * Copyright (c) 2008-2009, Manuel Pichler <mapi@pdepend.org>.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * * Neither the name of Manuel Pichler nor the names of his
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * 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.
- *
- * @category QualityAssurance
- * @package PHP_Depend
- * @subpackage Util
- * @author Manuel Pichler <mapi@pdepend.org>
- * @copyright 2008-2009 Manuel Pichler. All rights reserved.
- * @license http://www.opensource.org/licenses/bsd-license.php BSD License
- * @version SVN: $Id$
- * @link http://pdepend.org/
- */
- /**
- * Simple utility class that creates uuid keys.
- *
- * This implementation is based on code from a user comment at php.net.
- * http://de3.php.net/manual/en/function.uniqid.php#69164
- *
- * @category QualityAssurance
- * @package PHP_Depend
- * @subpackage Util
- * @author Manuel Pichler <mapi@pdepend.org>
- * @copyright 2008-2009 Manuel Pichler. All rights reserved.
- * @license http://www.opensource.org/licenses/bsd-license.php BSD License
- * @version Release: 0.9.7
- * @link http://pdepend.org/
- */
- final class PHP_Depend_Util_UUID
- {
- /**
- * The generated uuid.
- *
- * @var string $_uuid
- */
- private $_uuid = null;
- /**
- * The ctor generates a uuid.
- */
- public function __construct()
- {
- $this->_uuid = sprintf(
- '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
- mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff),
- mt_rand(0, 0x0fff) | 0x4000,
- mt_rand(0, 0x3fff) | 0x8000,
- mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff)
- );
- }
- /**
- * Returns the string representation of this class.
- *
- * @return string
- */
- public function __toString()
- {
- return $this->_uuid;
- }
- }