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doctrine2/lib/Doctrine/Hydrate/Record.php
2007-06-07 17:04:56 +00:00

119 lines
3.8 KiB
PHP

<?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_Hydrate_Record
* defines a record fetching strategy for Doctrine_Hydrate
*
* @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>
*/
class Doctrine_Hydrate_Record extends Doctrine_Object
{
protected $_collections = array();
protected $_records = array();
protected $_tables = array();
public function getElementCollection($component)
{
$coll = new Doctrine_Collection($component);
$this->_collections[] = $coll;
return $coll;
}
public function search(Doctrine_Record $record, Doctrine_Collection $coll)
{
return array_search($record, $coll->getData(), true);
}
public function initRelated($record, $name)
{
if ( ! is_array($record)) {
$record[$name];
return true;
}
return false;
}
public function registerCollection(Doctrine_Collection $coll)
{
$this->_collections[] = $coll;
}
/**
* isIdentifiable
* returns whether or not a given data row is identifiable (it contains
* all primary key fields specified in the second argument)
*
* @param array $row
* @param Doctrine_Table $table
* @return boolean
*/
public function isIdentifiable(array $row, Doctrine_Table $table)
{
$primaryKeys = $table->getIdentifier();
if (is_array($primaryKeys)) {
foreach ($primaryKeys as $id) {
if ( ! isset($row[$id])) {
return false;
}
}
} else {
if ( ! isset($row[$primaryKeys])) {
return false;
}
}
return true;
}
public function getNullPointer()
{
return self::$_null;
}
public function getElement(array $data, $component)
{
if ( ! isset($this->_tables[$component])) {
$this->_tables[$component] = Doctrine_Manager::getInstance()->getTable($component);
$this->_tables[$component]->setAttribute(Doctrine::ATTR_LOAD_REFERENCES, false);
}
$this->_tables[$component]->setData($data);
$record = $this->_tables[$component]->getRecord();
$this->_records[] = $record;
return $record;
}
public function flush()
{
// take snapshots from all initialized collections
foreach (array_unique($this->_collections) as $key => $coll) {
$coll->takeSnapshot();
}
foreach ($this->_tables as $table) {
$table->setAttribute(Doctrine::ATTR_LOAD_REFERENCES, true);
}
}
}