FOF30\Model\DataModel::getAssetParentId PHP Method

    public function getAssetParentId($model = null, $id = null)
    {
        if ($model) {
        }
        // Prevent phpStorm's inspections from freaking out
        if ($id) {
        }
        // Prevent phpStorm's inspections from freaking out
        // For simple cases, parent to the asset root.
        $assets = \JTable::getInstance('Asset', 'JTable', array('dbo' => $this->getDbo()));
        $rootId = $assets->getRootId();
        if (!empty($rootId)) {
            return $rootId;
        }
        return 1;
    }

 public function onAfterSave(DataModel &$model)
 {
     if (!$model->hasField('asset_id') || !$model->isAssetsTracked()) {
         return true;
     }
     $assetFieldAlias = $model->getFieldAlias('asset_id');
     $currentAssetId = $model->getFieldValue('asset_id');
     unset($model->{$assetFieldAlias});
     // Create the object used for inserting/udpating data to the database
     $fields = $model->getTableFields();
     // Let's remove the asset_id field, since we unset the property above and we would get a PHP notice
     if (isset($fields[$assetFieldAlias])) {
         unset($fields[$assetFieldAlias]);
     }
     // Asset Tracking
     $parentId = $model->getAssetParentId();
     $name = $model->getAssetName();
     $title = $model->getAssetTitle();
     $asset = \JTable::getInstance('Asset');
     $asset->loadByName($name);
     // Re-inject the asset id.
     $this->{$assetFieldAlias} = $asset->id;
     // Check for an error.
     $error = $asset->getError();
     // Since we are using JTable, there is no way to mock it and test for failures :(
     // @codeCoverageIgnoreStart
     if ($error) {
         throw new \Exception($error);
     }
     // @codeCoverageIgnoreEnd
     // Specify how a new or moved node asset is inserted into the tree.
     // Since we're unsetting the table field before, this statement is always true...
     if (empty($model->{$assetFieldAlias}) || $asset->parent_id != $parentId) {
         $asset->setLocation($parentId, 'last-child');
     }
     // Prepare the asset to be stored.
     $asset->parent_id = $parentId;
     $asset->name = $name;
     $asset->title = $title;
     if ($model->getRules() instanceof \JAccessRules) {
         $asset->rules = (string) $model->getRules();
     }
     // Since we are using JTable, there is no way to mock it and test for failures :(
     // @codeCoverageIgnoreStart
     if (!$asset->check() || !$asset->store()) {
         throw new \Exception($asset->getError());
     }
     // @codeCoverageIgnoreEnd
     // Create an asset_id or heal one that is corrupted.
     if (empty($model->{$assetFieldAlias}) || $currentAssetId != $model->{$assetFieldAlias} && !empty($model->{$assetFieldAlias})) {
         // Update the asset_id field in this table.
         $model->{$assetFieldAlias} = (int) $asset->id;
         $k = $model->getKeyName();
         $db = $model->getDbo();
         $query = $db->getQuery(true)->update($db->qn($model->getTableName()))->set($db->qn($assetFieldAlias) . ' = ' . (int) $model->{$assetFieldAlias})->where($db->qn($k) . ' = ' . (int) $model->{$k});
         $db->setQuery($query)->execute();
     }
     return true;
 }