/usr/share/php/Doctrine/ORM/Tools/DebugUnitOfWorkListener.php is in php-doctrine-orm 2.4.8-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* 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 MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\ORM\Tools;
use Doctrine\Common\Persistence\Proxy;
use Doctrine\ORM\Event\OnFlushEventArgs;
use Doctrine\ORM\Mapping\ClassMetadata;
use Doctrine\ORM\PersistentCollection;
use Doctrine\ORM\UnitOfWork;
use Doctrine\ORM\EntityManager;
/**
* Use this logger to dump the identity map during the onFlush event. This is useful for debugging
* weird UnitOfWork behavior with complex operations.
*/
class DebugUnitOfWorkListener
{
/**
* @var string
*/
private $file;
/**
* @var string
*/
private $context;
/**
* Pass a stream and context information for the debugging session.
*
* The stream can be php://output to print to the screen.
*
* @param string $file
* @param string $context
*/
public function __construct($file = 'php://output', $context = '')
{
$this->file = $file;
$this->context = $context;
}
/**
* @param \Doctrine\ORM\Event\OnFlushEventArgs $args
*
* @return void
*/
public function onFlush(OnFlushEventArgs $args)
{
$this->dumpIdentityMap($args->getEntityManager());
}
/**
* Dumps the contents of the identity map into a stream.
*
* @param EntityManager $em
*
* @return void
*/
public function dumpIdentityMap(EntityManager $em)
{
$uow = $em->getUnitOfWork();
$identityMap = $uow->getIdentityMap();
$fh = fopen($this->file, "x+");
if (count($identityMap) == 0) {
fwrite($fh, "Flush Operation [".$this->context."] - Empty identity map.\n");
return;
}
fwrite($fh, "Flush Operation [".$this->context."] - Dumping identity map:\n");
foreach ($identityMap as $className => $map) {
fwrite($fh, "Class: ". $className . "\n");
foreach ($map as $entity) {
fwrite($fh, " Entity: " . $this->getIdString($entity, $uow) . " " . spl_object_hash($entity)."\n");
fwrite($fh, " Associations:\n");
$cm = $em->getClassMetadata($className);
foreach ($cm->associationMappings as $field => $assoc) {
fwrite($fh, " " . $field . " ");
$value = $cm->getFieldValue($entity, $field);
if ($assoc['type'] & ClassMetadata::TO_ONE) {
if ($value === null) {
fwrite($fh, " NULL\n");
} else {
if ($value instanceof Proxy && !$value->__isInitialized()) {
fwrite($fh, "[PROXY] ");
}
fwrite($fh, $this->getIdString($value, $uow) . " " . spl_object_hash($value) . "\n");
}
} else {
$initialized = !($value instanceof PersistentCollection) || $value->isInitialized();
if ($value === null) {
fwrite($fh, " NULL\n");
} elseif ($initialized) {
fwrite($fh, "[INITIALIZED] " . $this->getType($value). " " . count($value) . " elements\n");
foreach ($value as $obj) {
fwrite($fh, " " . $this->getIdString($obj, $uow) . " " . spl_object_hash($obj)."\n");
}
} else {
fwrite($fh, "[PROXY] " . $this->getType($value) . " unknown element size\n");
foreach ($value->unwrap() as $obj) {
fwrite($fh, " " . $this->getIdString($obj, $uow) . " " . spl_object_hash($obj)."\n");
}
}
}
}
}
}
fclose($fh);
}
/**
* @param mixed $var
*
* @return string
*/
private function getType($var)
{
if (is_object($var)) {
$refl = new \ReflectionObject($var);
return $refl->getShortname();
}
return gettype($var);
}
/**
* @param object $entity
* @param UnitOfWork $uow
*
* @return string
*/
private function getIdString($entity, UnitOfWork $uow)
{
if ($uow->isInIdentityMap($entity)) {
$ids = $uow->getEntityIdentifier($entity);
$idstring = "";
foreach ($ids as $k => $v) {
$idstring .= $k."=".$v;
}
} else {
$idstring = "NEWOBJECT ";
}
$state = $uow->getEntityState($entity);
if ($state == UnitOfWork::STATE_NEW) {
$idstring .= " [NEW]";
} elseif ($state == UnitOfWork::STATE_REMOVED) {
$idstring .= " [REMOVED]";
} elseif ($state == UnitOfWork::STATE_MANAGED) {
$idstring .= " [MANAGED]";
} elseif ($state == UnitOfwork::STATE_DETACHED) {
$idstring .= " [DETACHED]";
}
return $idstring;
}
}
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