2010-04-21 10:23:49 +00:00

141 lines
4.1 KiB
PHP

<?php
/*
* $Id: Hydrate.php 3192 2007-11-19 17:55:23Z romanb $
*
* 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>.
*/
/**
* Its purpose is to populate object graphs.
*
*
* @package Doctrine
* @subpackage Hydrate
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 1.0
* @version $Revision: 3192 $
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Jonathan H. Wage <jonwage@gmail.com>
*/
class Doctrine_Hydrator
{
protected static
$_totalHydrationTime = 0;
protected
$_hydrators,
$_rootAlias = null,
$_hydrationMode = Doctrine_Core::HYDRATE_RECORD,
$_queryComponents = array();
public function __construct()
{
$this->_hydrators = Doctrine_Manager::getInstance()->getHydrators();
}
/**
* Set the hydration mode
*
* @param mixed $hydrationMode One of the Doctrine_Core::HYDRATE_* constants or
* a string representing the name of the hydration mode
*/
public function setHydrationMode($hydrationMode)
{
$this->_hydrationMode = $hydrationMode;
}
/**
* Get the hydration mode
*
* @return mixed $hydrationMode One of the Doctrine_Core::HYDRATE_* constants
*/
public function getHydrationMode()
{
return $this->_hydrationMode;
}
/**
* Set the array of query components
*
* @param array $queryComponents
*/
public function setQueryComponents(array $queryComponents)
{
$this->_queryComponents = $queryComponents;
}
/**
* Get the array of query components
*
* @return array $queryComponents
*/
public function getQueryComponents()
{
return $this->_queryComponents;
}
/**
* Get the name of the driver class for the passed hydration mode
*
* @param string $mode
* @return string $className
*/
public function getHydratorDriverClassName($mode = null)
{
if ($mode === null) {
$mode = $this->_hydrationMode;
}
if ( ! isset($this->_hydrators[$mode])) {
throw new Doctrine_Hydrator_Exception('Invalid hydration mode specified: '.$this->_hydrationMode);
}
return $this->_hydrators[$mode];
}
/**
* Get an instance of the hydration driver for the passed hydration mode
*
* @param string $mode
* @param array $tableAliases
* @return object Doctrine_Hydrator_Abstract
*/
public function getHydratorDriver($mode, $tableAliases)
{
$driverClass = $this->getHydratorDriverClassName($mode);
$driver = new $driverClass($this->_queryComponents, $tableAliases, $mode);
return $driver;
}
/**
* Hydrate the query statement in to its final data structure by one of the
* hydration drivers.
*
* @param object $stmt
* @param array $tableAliases
* @return mixed $result
*/
public function hydrateResultSet($stmt, $tableAliases)
{
$driver = $this->getHydratorDriver($this->_hydrationMode, $tableAliases);
$result = $driver->hydrateResultSet($stmt);
return $result;
}
}