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doctrine2/lib/Doctrine/AuditLog.php

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<?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.phpdoctrine.com>.
*/
/**
* Doctrine_AuditLog
*
* @package Doctrine
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @category Object Relational Mapping
* @link www.phpdoctrine.com
* @since 1.0
* @version $Revision$
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
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class Doctrine_AuditLog
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{
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protected $_options = array(
'className' => '%CLASS%Version',
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'versionColumn' => 'version',
'generateFiles' => false,
'table' => null,
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);
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protected $_auditTable;
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public function __construct($options)
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{
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$this->_options = array_merge($this->_options, $options);
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}
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/**
* __get
* an alias for getOption
*
* @param string $option
*/
public function __get($option)
{
if (isset($this->options[$option])) {
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return $this->_options[$option];
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}
return null;
}
/**
* __isset
*
* @param string $option
*/
public function __isset($option)
{
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return isset($this->_options[$option]);
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}
/**
* getOptions
* returns all options of this table and the associated values
*
* @return array all options and their values
*/
public function getOptions()
{
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return $this->_options;
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}
/**
* setOption
* sets an option and returns this object in order to
* allow flexible method chaining
*
* @see slef::$_options for available options
* @param string $name the name of the option to set
* @param mixed $value the value of the option
* @return Doctrine_AuditLog this object
*/
public function setOption($name, $value)
{
if ( ! isset($this->_options[$name])) {
throw new Doctrine_Exception('Unknown option ' . $name);
}
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$this->_options[$name] = $value;
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}
/**
* getOption
* returns the value of given option
*
* @param string $name the name of the option
* @return mixed the value of given option
*/
public function getOption($name)
{
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if (isset($this->_options[$name])) {
return $this->_options[$name];
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}
return null;
}
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public function getVersion(Doctrine_Record $record, $version)
{
$className = str_replace('%CLASS%', $this->_table->getComponentName(), $this->_options['className']);
$q = new Doctrine_Query();
$values = array();
foreach ((array) $this->_table->getIdentifier() as $id) {
$conditions[] = $className . '.' . $id . ' = ?';
$values[] = $record->get($id);
}
$where = implode(' AND ', $conditions) . ' AND ' . $className . '.' . $this->_options['versionColumn'] . ' = ?';
$values[] = $version;
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return $q->from($className)
->where($where)
->execute($values, Doctrine_HYDRATE::HYDRATE_ARRAY);
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}
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public function buildDefinition(Doctrine_Table $table)
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{
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$name = $table->getComponentName();
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$className = $name . 'Version';
if (class_exists($className)) {
return false;
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}
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$columns = $table->getColumns();
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$id = $table->getIdentifier();
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$options = array('className' => $className);
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$builder = new Doctrine_Import_Builder();
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$options['primary'][] = $this->_options['versionColumn'];
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$def = $builder->buildDefinition($options, $columns);
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if ( ! $this->_options['generateFiles']) {
eval($def);
}
return true;
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}
}