/lib/vendor/symfony/lib/plugins/sfDoctrinePlugin/lib/vendor/doctrine/Doctrine/AuditLog/Listener/Microtime.php
PHP | 91 lines | 27 code | 6 blank | 58 comment | 1 complexity | 00eab698ded01580ca0d6b1cfaaf8c99 MD5 | raw file
Possible License(s): ISC, AGPL-3.0, LGPL-2.1, BSD-3-Clause, LGPL-3.0
- <?php
- /*
- * $Id$
- *
- * 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, see
- * <http://www.doctrine-project.org>.
- */
- /**
- * Doctrine_AuditLog_Listener
- *
- * @package Doctrine
- * @subpackage AuditLog
- * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
- * @link www.doctrine-project.org
- * @since 1.0
- * @version $Revision$
- * @author Lukas Smith <smith@pooteeweet.org>
- */
- class Doctrine_AuditLog_Listener_Microtime extends Doctrine_AuditLog_Listener
- {
- /**
- * The numher of digits to use from the float microtime value
- *
- * @var int
- */
- protected $accuracy = 10;
- /**
- * Instantiate AuditLog listener and set the Doctrine_AuditLog instance to the class
- *
- * @param Doctrine_AuditLog $auditLog
- * @return void
- */
- public function __construct(Doctrine_AuditLog $auditLog)
- {
- parent::__construct($auditLog);
- $version = $this->_auditLog->getOption('version');
- if (!empty($version['accuracy'])) {
- $this->accuracy = $version['accuracy'];
- }
- }
- /**
- * Get the initial version number for the audit log
- *
- * @param Doctrine_Record $record
- * @return integer $initialVersion
- */
- protected function _getInitialVersion(Doctrine_Record $record)
- {
- return $this->_microtime();
- }
- /**
- * Get the next version number for the audit log
- *
- * @param Doctrine_Record $record
- * @return integer $nextVersion
- */
- protected function _getNextVersion(Doctrine_Record $record)
- {
- return $this->_microtime();
- }
- /**
- * Compute a version out of microtime(true)
- *
- * @return string $version
- */
- protected function _microtime()
- {
- $version = microtime(true) - 1073741824; // 31 bits
- $version = str_replace('.', '', (string)$version);
- return substr($version, 0, $this->accuracy);
- }
- }