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<?php
/*
* $Id: Versionable.php 10831 2013-05-29 19:32:17Z btowles $
*
* 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_Template_Versionable
*
* Add revisioning/audit log to your models
*
* @package Doctrine
* @subpackage Template
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 1.0
* @version $Revision$
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
class Doctrine_Template_Versionable extends Doctrine_Template
{
/**
* Array of AuditLog Options
*
* @var array
*/
protected $_options = array('version' => array('name' => 'version',
'alias' => null,
'type' => 'integer',
'length' => 8,
'options' => array()),
'generateRelations' => true,
'tableName' => false,
'generateFiles' => false,
'auditLog' => true,
'deleteVersions' => true,
'listener' => 'Doctrine_AuditLog_Listener');
/**
* __construct
*
* @param array $options
* @return void
*/
public function __construct(array $options = array())
{
parent::__construct($options);
$this->_plugin = new Doctrine_AuditLog($this->_options);
}
/**
* Setup the Versionable behavior for the template
*
* @return void
*/
public function setUp()
{
if ($this->_plugin->getOption('auditLog')) {
$this->_plugin->initialize($this->_table);
}
$version = $this->_options['version'];
$name = $version['name'] . (isset($version['alias']) ? ' as ' . $version['alias'] : '');
$this->hasColumn($name, $version['type'], $version['length'], $version['options']);
$listener = $this->_options['listener'];
$this->addListener(new $listener($this->_plugin));
}
/**
* Get plugin for Versionable template
*
* @return void
*/
public function getAuditLog()
{
return $this->_plugin;
}
/**
* revert
* reverts this record to given version, this method only works if versioning plugin
* is enabled
*
* @throws Doctrine_Record_Exception if given version does not exist
* @param integer $version an integer > 1
* @return Doctrine_Record this object
*/
public function revert($version)
{
$auditLog = $this->_plugin;
if ( ! $auditLog->getOption('auditLog')) {
throw new Doctrine_Record_Exception('Audit log is turned off, no version history is recorded.');
}
$data = $auditLog->getVersion($this->getInvoker(), $version);
if ( ! isset($data[0])) {
throw new Doctrine_Record_Exception('Version ' . $version . ' does not exist!');
}
$this->getInvoker()->merge($data[0]);
return $this->getInvoker();
}
}