Method bindLevel

/**
 * Method to bind data to the form for the group level.
 *
 * @param   string  $group  The dot-separated form group path on which to bind the data.
 * @param   mixed   $data   An array or object of data to bind to the form for the group level.
 *
 * @return  void
 *
 * @since   1.7.0
 */
protected function bindLevel($group, $data)
{
    // Ensure the input data is an array.
    if (\is_object($data)) {
        if ($data instanceof Registry) {
            // Handle a Registry.
            $data = $data->toArray();
        } elseif ($data instanceof CMSObject) {
            // Handle a CMSObject.
            $data = $data->getProperties();
        } else {
            // Handle other types of objects.
            $data = (array) $data;
        }
    }
    // Process the input data.
    foreach ($data as $k => $v) {
        $level = $group ? $group . '.' . $k : $k;
        if ($this->findField($k, $group)) {
            // If the field exists set the value.
            $this->data->set($level, $v);
        } elseif (\is_object($v) || ArrayHelper::isAssociative($v)) {
            // If the value is an object or an associative array, hand it off to the recursive bind level method.
            $this->bindLevel($level, $v);
        }
    }
}