143 lines
5.2 KiB
PHP
143 lines
5.2 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.org>.
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*/
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/**
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* The default mapping strategy maps a single entity instance to a single database table,
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* as is the case in Single Table Inheritance & Concrete Table Inheritance.
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*
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* @author Roman Borschel <roman@code-factory.org>
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* @package Doctrine
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* @subpackage DefaultStrategy
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @version $Revision$
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* @link www.phpdoctrine.org
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* @since 1.0
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*/
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class Doctrine_Mapper_DefaultStrategy extends Doctrine_Mapper_Strategy
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{
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/**
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* Deletes an entity.
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*/
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public function doDelete(Doctrine_Record $record)
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{
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$conn = $this->_mapper->getConnection();
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$metadata = $this->_mapper->getClassMetadata();
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try {
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$conn->beginInternalTransaction();
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$this->_deleteComposites($record);
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$record->state(Doctrine_Record::STATE_TDIRTY);
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$identifier = $this->_convertFieldToColumnNames($record->identifier(), $metadata);
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$this->_deleteRow($metadata->getTableName(), $identifier);
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$record->state(Doctrine_Record::STATE_TCLEAN);
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$this->_mapper->removeRecord($record);
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$conn->commit();
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} catch (Exception $e) {
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$conn->rollback();
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throw $e;
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}
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}
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/**
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* deletes all related composites
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* this method is always called internally when a record is deleted
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*
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* @throws PDOException if something went wrong at database level
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* @return void
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*/
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protected function _deleteComposites(Doctrine_Record $record)
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{
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$classMetadata = $this->_mapper->getClassMetadata();
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foreach ($classMetadata->getRelations() as $fk) {
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if ($fk->isComposite()) {
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$obj = $record->get($fk->getAlias());
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if ($obj instanceof Doctrine_Record &&
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$obj->state() != Doctrine_Record::STATE_LOCKED) {
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$obj->delete($this->_mapper->getConnection());
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}
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}
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}
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}
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/**
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* Inserts a single entity into the database, without any related entities.
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*
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* @param Doctrine_Record $record The entity to insert.
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*/
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public function doInsert(Doctrine_Record $record)
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{
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$conn = $this->_mapper->getConnection();
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$fields = $record->getPrepared();
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if (empty($fields)) {
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return false;
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}
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//$class = $record->getClassMetadata();
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$class = $this->_mapper->getClassMetadata();
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$identifier = (array) $class->getIdentifier();
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$fields = $this->_convertFieldToColumnNames($fields, $class);
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$seq = $class->getTableOption('sequenceName');
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if ( ! empty($seq)) {
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$id = $conn->sequence->nextId($seq);
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$seqName = $identifier[0];
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$fields[$seqName] = $id;
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$record->assignIdentifier($id);
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}
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//echo $class->getTableName() . "--" . $class->getClassName() . '---' . get_class($record) . "<br/>";
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$this->_insertRow($class->getTableName(), $fields);
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if (empty($seq) && count($identifier) == 1 &&
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$class->getIdentifierType() != Doctrine::IDENTIFIER_NATURAL) {
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if (strtolower($conn->getName()) == 'pgsql') {
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$seq = $class->getTableName() . '_' . $identifier[0];
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}
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$id = $conn->sequence->lastInsertId($seq);
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if ( ! $id) {
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throw new Doctrine_Mapper_Exception("Couldn't get last insert identifier.");
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}
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$record->assignIdentifier($id);
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} else {
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$record->assignIdentifier(true);
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}
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}
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/**
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* Updates an entity.
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*/
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public function doUpdate(Doctrine_Record $record)
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{
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$conn = $this->_mapper->getConnection();
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$classMetadata = $this->_mapper->getClassMetadata();
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$identifier = $this->_convertFieldToColumnNames($record->identifier(), $classMetadata);
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$data = $this->_convertFieldToColumnNames($record->getPrepared(), $classMetadata);
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$this->_updateRow($classMetadata->getTableName(), $data, $identifier);
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$record->assignIdentifier(true);
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}
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} |