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doctrine2/lib/Doctrine/ORM/Mapping/Driver/YamlDriver.php

285 lines
12 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.doctrine-project.org>.
*/
namespace Doctrine\ORM\Mapping\Driver;
use Doctrine\ORM\Mapping\ClassMetadata;
if ( ! class_exists('sfYaml', false)) {
require_once __DIR__ . '/../../../../vendor/sfYaml/sfYaml.class.php';
require_once __DIR__ . '/../../../../vendor/sfYaml/sfYamlDumper.class.php';
require_once __DIR__ . '/../../../../vendor/sfYaml/sfYamlInline.class.php';
require_once __DIR__ . '/../../../../vendor/sfYaml/sfYamlParser.class.php';
}
/**
* The YamlDriver reads the mapping metadata from yaml schema files.
*
* @author Jonathan H. Wage <jonwage@gmail.com>
* @since 2.0
*/
class YamlDriver extends AbstractFileDriver
{
protected $_fileExtension = '.dcm.yml';
public function loadMetadataForClass($className, ClassMetadata $metadata)
{
$element = $this->getElement($className);
if ($element['type'] == 'entity') {
// Evaluate root level properties
if (isset($element['table'])) {
$metadata->primaryTable['name'] = $element['table'];
}
if (isset($element['schema'])) {
$metadata->primaryTable['schema'] = $element['schema'];
}
if (isset($element['inheritanceType'])) {
$metadata->setInheritanceType($element['inheritanceType']);
}
// Evaluate fields
if (isset($element['fields'])) {
foreach ($element['fields'] as $name => $fieldMapping) {
$mapping = array(
'fieldName' => $name,
'type' => $fieldMapping['type']
);
if (isset($fieldMapping['column'])) {
$mapping['columnName'] = $fieldMapping['column'];
}
if (isset($fieldMapping['length'])) {
$mapping['length'] = $fieldMapping['length'];
}
$metadata->mapField($mapping);
}
}
// Evaluate identifier settings
foreach ($element['id'] as $name => $idElement) {
$mapping = array(
'id' => true,
'fieldName' => $name,
'type' => $idElement['type']
);
if (isset($idElement['column'])) {
$mapping['columnName'] = $idElement['column'];
}
$metadata->mapField($mapping);
if (isset($idElement['generator'])) {
$metadata->setIdGeneratorType(constant('Doctrine\ORM\Mapping\ClassMetadata::GENERATOR_TYPE_'
. $idElement['generator']['strategy']));
}
}
// Evaluate oneToOne relationships
if (isset($element['oneToOne'])) {
foreach ($element['oneToOne'] as $name => $oneToOneElement) {
$mapping = array(
'fieldName' => $name,
'targetEntity' => $oneToOneElement['targetEntity']
);
if (isset($oneToOneElement['mappedBy'])) {
$mapping['mappedBy'] = $oneToOneElement['mappedBy'];
} else {
$joinColumns = array();
if (isset($oneToOneElement['joinColumn'])) {
$joinColumns[] = $this->_getJoinColumnMapping($oneToOneElement['joinColumn']);
} else if (isset($oneToOneElement['joinColumns'])) {
foreach ($oneToOneElement['joinColumns'] as $name => $joinColumnElement) {
if (!isset($joinColumnElement['name'])) {
$joinColumnElement['name'] = $name;
}
$joinColumns[] = $this->_getJoinColumnMapping($joinColumnElement);
}
} else {
throw MappingException::invalidMapping($mapping['fieldName']);
}
$mapping['joinColumns'] = $joinColumns;
}
if (isset($oneToOneElement['cascade'])) {
$mapping['cascade'] = $this->_getCascadeMappings($oneToOneElement['cascade']);
}
$metadata->mapOneToOne($mapping);
}
}
// Evaluate oneToMany relationships
if (isset($element['oneToMany'])) {
foreach ($element['oneToMany'] as $name => $oneToManyElement) {
$mapping = array(
'fieldName' => $name,
'targetEntity' => $oneToManyElement['targetEntity'],
'mappedBy' => $oneToManyElement['mappedBy']
);
if (isset($oneToManyElement['cascade'])) {
$mapping['cascade'] = $this->_getCascadeMappings($oneToManyElement['cascade']);
}
$metadata->mapOneToMany($mapping);
}
}
// Evaluate manyToOne relationships
if (isset($element['manyToOne'])) {
foreach ($element['manyToOne'] as $name => $manyToOneElement) {
$mapping = array(
'fieldName' => $name,
'targetEntity' => $manyToOneElement['targetEntity']
);
$joinColumns = array();
if (isset($manyToOneElement['joinColumn'])) {
$joinColumns[] = $this->_getJoinColumnMapping($manyToOneElement['joinColumn']);
} else if (isset($manyToOneElement['joinColumns'])) {
foreach ($manyToOneElement['joinColumns'] as $name => $joinColumnElement) {
if (!isset($joinColumnElement['name'])) {
$joinColumnElement['name'] = $name;
}
$joinColumns[] = $this->_getJoinColumnMapping($joinColumnElement);
}
} else {
throw MappingException::invalidMapping($mapping['fieldName']);
}
$mapping['joinColumns'] = $joinColumns;
if (isset($manyToOneElement['cascade'])) {
$mapping['cascade'] = $this->_getCascadeMappings($manyToOneElement['cascade']);
}
$metadata->mapManyToOne($mapping);
}
}
// Evaluate manyToMany relationships
if (isset($element['manyToMany'])) {
foreach ($element['manyToMany'] as $name => $manyToManyElement) {
$mapping = array(
'fieldName' => $name,
'targetEntity' => $manyToManyElement['targetEntity']
);
if (isset($manyToManyElement['mappedBy'])) {
$mapping['mappedBy'] = $manyToManyElement['mappedBy'];
} else if (isset($manyToManyElement['joinTable'])) {
$joinTableElement = $manyToManyElement['joinTable'];
$joinTable = array(
'name' => $joinTableElement['name']
);
if (isset($joinTableElement['schema'])) {
$joinTable['schema'] = $joinTableElement['schema'];
}
foreach ($joinTableElement['joinColumns'] as $name => $joinColumnElement) {
if (!isset($joinColumnElement['name'])) {
$joinColumnElement['name'] = $name;
}
$joinTable['joinColumns'][] = $this->_getJoinColumnMapping($joinColumnElement);
}
foreach ($joinTableElement['inverseJoinColumns'] as $name => $joinColumnElement) {
if (!isset($joinColumnElement['name'])) {
$joinColumnElement['name'] = $name;
}
$joinTable['inverseJoinColumns'][] = $this->_getJoinColumnMapping($joinColumnElement);
}
$mapping['joinTable'] = $joinTable;
} else {
throw MappingException::invalidMapping($mapping['fieldName']);
}
if (isset($manyToManyElement['cascade'])) {
$mapping['cascade'] = $this->_getCascadeMappings($manyToManyElement['cascade']);
}
$metadata->mapManyToMany($mapping);
}
}
} else if ($element['type'] == 'mapped-superclass') {
throw MappingException::notImplemented('Mapped superclasses are not yet supported.');
}
}
/**
* Constructs a joinColumn mapping array based on the information
* found in the given join column element.
*
* @param $joinColumnElement The array join column element
* @return array The mapping array.
*/
private function _getJoinColumnMapping($joinColumnElement)
{
$joinColumn = array(
'name' => $joinColumnElement['name'],
'referencedColumnName' => $joinColumnElement['referencedColumnName']
);
if (isset($joinColumnElement['unique'])) {
$joinColumn['unique'] = (bool) $joinColumnElement['unique'];
}
if (isset($joinColumnElement['nullable'])) {
$joinColumn['nullable'] = (bool) $joinColumnElement['nullable'];
}
if (isset($joinColumnElement['onDelete'])) {
$joinColumn['onDelete'] = $joinColumnElement['onDelete'];
}
if (isset($joinColumnElement['onUpdate'])) {
$joinColumn['onUpdate'] = $joinColumnElement['onUpdate'];
}
return $joinColumn;
}
/**
* Gathers a list of cascade options found in the given cascade element.
*
* @param $cascadeElement The cascade element.
* @return array The list of cascade options.
*/
private function _getCascadeMappings($cascadeElement)
{
$cascades = array();
if (isset($cascadeElement['cascadePersist'])) {
$cascades[] = 'persist';
}
if (isset($cascadeElement['cascadeRemove'])) {
$cascades[] = 'remove';
}
if (isset($cascadeElement['cascadeMerge'])) {
$cascades[] = 'merge';
}
if (isset($cascadeElement['cascadeRefresh'])) {
$cascades[] = 'refresh';
}
return $cascades;
}
/**
* Loads a mapping file with the given name and returns a map
* from class/entity names to their corresponding elements.
*
* @param string $file The mapping file to load.
* @return array
*/
protected function _loadMappingFile($file)
{
return \sfYaml::load($file);
}
}