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<?php
/*
* $Id: Timestampable.php 30067 2016-03-08 13:44:25Z matias $
*
* 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>.
*/
/**
* Listener for the Timestampable behavior which automatically sets the created
* and updated columns when a record is inserted and updated.
*
* @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_Listener_Timestampable extends Doctrine_Record_Listener
{
/**
* Array of timestampable options
*
* @var string
*/
protected $_options = array();
/**
* __construct
*
* @param string $options
* @return void
*/
public function __construct(array $options)
{
$this->_options = $options;
}
/**
* Set the created and updated Timestampable columns when a record is inserted
*
* @param Doctrine_Event $event
* @return void
*/
public function preInsert(Doctrine_Event $event)
{
if ( ! $this->_options['created']['disabled']) {
$createdName = $event->getInvoker()->getTable()->getFieldName($this->_options['created']['name']);
$modified = $event->getInvoker()->getModified();
if ( ! isset($modified[$createdName])) {
$event->getInvoker()->{$createdName} = $this->getTimestamp('created', $event->getInvoker()->getTable()->getConnection());
}
}
if ( ! $this->_options['updated']['disabled'] && $this->_options['updated']['onInsert']) {
$updatedName = $event->getInvoker()->getTable()->getFieldName($this->_options['updated']['name']);
$modified = $event->getInvoker()->getModified();
if ( ! isset($modified[$updatedName])) {
$event->getInvoker()->{$updatedName} = $this->getTimestamp('updated', $event->getInvoker()->getTable()->getConnection());
}
}
}
/**
* Set updated Timestampable column when a record is updated
*
* @param Doctrine_Event $evet
* @return void
*/
public function preUpdate(Doctrine_Event $event)
{
if ( ! $this->_options['updated']['disabled']) {
$updatedName = $event->getInvoker()->getTable()->getFieldName($this->_options['updated']['name']);
$modified = $event->getInvoker()->getModified();
if ( ! isset($modified[$updatedName])) {
$event->getInvoker()->{$updatedName} = $this->getTimestamp('updated', $event->getInvoker()->getTable()->getConnection());
}
}
}
/**
* Set the updated field for dql update queries
*
* @param Doctrine_Event $evet
* @return void
*/
public function preDqlUpdate(Doctrine_Event $event)
{
if ( ! $this->_options['updated']['disabled']) {
$params = $event->getParams();
$updatedName = $event->getInvoker()->getTable()->getFieldName($this->_options['updated']['name']);
$field = $params['alias'] . '.' . $updatedName;
$query = $event->getQuery();
if ( ! $query->contains($field)) {
$query->set($field, '?', $this->getTimestamp('updated', $event->getInvoker()->getTable()->getConnection()));
}
}
}
/**
* Gets the timestamp in the correct format based on the way the behavior is configured
*
* @param string $type
* @return void
*/
public function getTimestamp($type, $conn = null)
{
$options = $this->_options[$type];
if ($options['expression'] !== false && is_string($options['expression'])) {
return new Doctrine_Expression($options['expression'], $conn);
} else {
if ($options['type'] == 'date') {
return date($options['format'], time());
} else if ($options['type'] == 'timestamp') {
return date($options['format'], time());
} else {
return time();
}
}
}
}