Viewing file:  SerializesModels.php (2.75 KB) -rw-r--r--
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<?php
namespace Illuminate\Queue;
use ReflectionClass;
use ReflectionProperty;
use Illuminate\Contracts\Queue\QueueableEntity;
use Illuminate\Contracts\Database\ModelIdentifier;
use Illuminate\Database\Eloquent\Collection as EloquentCollection;
trait SerializesModels
{
/**
* Prepare the instance for serialization.
*
* @return array
*/
public function __sleep()
{
$properties = (new ReflectionClass($this))->getProperties();
foreach ($properties as $property) {
$property->setValue($this, $this->getSerializedPropertyValue(
$this->getPropertyValue($property)
));
}
return array_map(function ($p) {
return $p->getName();
}, $properties);
}
/**
* Restore the model after serialization.
*
* @return void
*/
public function __wakeup()
{
foreach ((new ReflectionClass($this))->getProperties() as $property) {
$property->setValue($this, $this->getRestoredPropertyValue(
$this->getPropertyValue($property)
));
}
}
/**
* Get the property value prepared for serialization.
*
* @param mixed $value
* @return mixed
*/
protected function getSerializedPropertyValue($value)
{
if ($value instanceof QueueableEntity) {
return new ModelIdentifier(get_class($value), $value->getQueueableId());
}
return $value;
}
/**
* Get the restored property value after deserialization.
*
* @param mixed $value
* @return mixed
*/
protected function getRestoredPropertyValue($value)
{
if (! $value instanceof ModelIdentifier) {
return $value;
}
return is_array($value->id)
? $this->restoreCollection($value)
: (new $value->class)->newQuery()->useWritePdo()->findOrFail($value->id);
}
/**
* Restore a queueable collection instance.
*
* @param \Illuminate\Contracts\Database\ModelIdentifier $value
* @return \Illuminate\Database\Eloquent\Collection
*/
protected function restoreCollection($value)
{
if (! $value->class || count($value->id) === 0) {
return new EloquentCollection;
}
$model = new $value->class;
return $model->newQuery()->useWritePdo()
->whereIn($model->getKeyName(), $value->id)->get();
}
/**
* Get the property value for the given property.
*
* @param \ReflectionProperty $property
* @return mixed
*/
protected function getPropertyValue(ReflectionProperty $property)
{
$property->setAccessible(true);
return $property->getValue($this);
}
}
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