/**
* {@inheritdoc}
*/
public function __sleep()
{
// Get the values of instantiated field objects, only serialize the values.
foreach ($this->fields as $name => $fields) {
foreach ($fields as $langcode => $field) {
$this->values[$name][$langcode] = $field->getValue();
}
}
$this->fields = array();
$this->fieldDefinitions = NULL;
$this->languages = NULL;
$this->clearTranslationCache();
return parent::__sleep();
}
/**
* {@inheritdoc}
*/
public function __sleep()
{
$keys_to_unset = [];
if ($this instanceof EntityWithPluginCollectionInterface) {
$vars = get_object_vars($this);
foreach ($this->getPluginCollections() as $plugin_config_key => $plugin_collection) {
// Save any changes to the plugin configuration to the entity.
$this->set($plugin_config_key, $plugin_collection->getConfiguration());
// If the plugin collections are stored as properties on the entity,
// mark them to be unset.
$keys_to_unset += array_filter($vars, function ($value) use($plugin_collection) {
return $plugin_collection === $value;
});
}
}
$vars = parent::__sleep();
if (!empty($keys_to_unset)) {
$vars = array_diff($vars, array_keys($keys_to_unset));
}
return $vars;
}
