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doctrine2/lib/Doctrine/ORM/Internal/Hydration/SimpleObjectHydrator.php

131 lines
5.6 KiB
PHP

<?php
/*
* 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\Internal\Hydration;
use \PDO;
use Doctrine\ORM\Mapping\ClassMetadata;
use Doctrine\DBAL\Types\Type;
use Doctrine\ORM\Query;
class SimpleObjectHydrator extends AbstractHydrator
{
/**
* @var ClassMetadata
*/
private $class;
private $declaringClasses = array();
protected function _hydrateAll()
{
$result = array();
$cache = array();
while ($row = $this->_stmt->fetch(PDO::FETCH_ASSOC)) {
$this->_hydrateRow($row, $cache, $result);
}
$this->_em->getUnitOfWork()->triggerEagerLoads();
return $result;
}
protected function _prepare()
{
if (count($this->_rsm->aliasMap) == 1) {
$this->class = $this->_em->getClassMetadata(reset($this->_rsm->aliasMap));
if ($this->class->inheritanceType !== ClassMetadata::INHERITANCE_TYPE_NONE) {
foreach ($this->_rsm->declaringClasses AS $column => $class) {
$this->declaringClasses[$column] = $this->_em->getClassMetadata($class);
}
}
} else {
throw new \RuntimeException("Cannot use SimpleObjectHydrator with a ResultSetMapping not containing exactly one object result.");
}
if ($this->_rsm->scalarMappings) {
throw new \RuntimeException("Cannot use SimpleObjectHydrator with a ResultSetMapping that contains scalar mappings.");
}
}
protected function _hydrateRow(array $sqlResult, array &$cache, array &$result)
{
$data = array();
if ($this->class->inheritanceType == ClassMetadata::INHERITANCE_TYPE_NONE) {
foreach ($sqlResult as $column => $value) {
if (!isset($cache[$column])) {
if (isset($this->_rsm->fieldMappings[$column])) {
$cache[$column]['name'] = $this->_rsm->fieldMappings[$column];
$cache[$column]['field'] = true;
} else {
$cache[$column]['name'] = $this->_rsm->metaMappings[$column];
}
}
if (isset($cache[$column]['field'])) {
$value = Type::getType($this->class->fieldMappings[$cache[$column]['name']]['type'])
->convertToPHPValue($value, $this->_platform);
}
$data[$cache[$column]['name']] = $value;
}
$entityName = $this->class->name;
} else {
$discrColumnName = $this->_platform->getSQLResultCasing($this->class->discriminatorColumn['name']);
$entityName = $this->class->discriminatorMap[$sqlResult[$discrColumnName]];
unset($sqlResult[$discrColumnName]);
foreach ($sqlResult as $column => $value) {
if (!isset($cache[$column])) {
if (isset($this->_rsm->fieldMappings[$column])) {
$field = $this->_rsm->fieldMappings[$column];
$class = $this->declaringClasses[$column];
if ($class->name == $entityName || is_subclass_of($entityName, $class->name)) {
$cache[$column]['name'] = $field;
$cache[$column]['class'] = $class;
}
} else if (isset($this->_rsm->relationMap[$column])) {
if ($this->_rsm->relationMap[$column] == $entityName || is_subclass_of($entityName, $this->_rsm->relationMap[$column])) {
$cache[$column]['name'] = $field;
}
} else {
$cache[$column]['name'] = $this->_rsm->metaMappings[$column];
}
}
if (isset($cache[$column]['class'])) {
$value = Type::getType($cache[$column]['class']->fieldMappings[$cache[$column]['name']]['type'])
->convertToPHPValue($value, $this->_platform);
}
// the second and part is to prevent overwrites in case of multiple
// inheritance classes using the same property name (See AbstractHydrator)
if (isset($cache[$column]) && (!isset($data[$cache[$column]['name']]) || $value !== null)) {
$data[$cache[$column]['name']] = $value;
}
}
}
if (isset($this->_hints[Query::HINT_REFRESH_ENTITY])) {
$this->registerManaged($this->class, $this->_hints[Query::HINT_REFRESH_ENTITY], $data);
}
$result[] = $this->_em->getUnitOfWork()->createEntity($entityName, $data, $this->_hints);
}
}