src/Widgets/SubDcaWidget.php
protected function handleSaveCallback($field, $widget, $value)
    {
        $newValue = $value;

        if (isset($field['save_callback']) && is_array($field['save_callback'])) {
            foreach ($field['save_callback'] as $callback) {
                $this->import($callback[0]);

                try {
                    $newValue = $this->{$callback[0]}->{$callback[1]}($newValue, $this);
                } catch (Exception $e) {
                    $widget->addError($e->getMessage());
                    $this->blnSubmitInput = false;

                    return $value;
                }
            }
        }

        return $newValue;
    }
protected function handleSaveCallback($field, $widget, $value)
    {
        $newValue = $value;

        if (isset($field['save_callback']) && is_array($field['save_callback'])) {
            foreach ($field['save_callback'] as $callback) {
                $this->import($callback[0]);

                try {
                    $newValue = $this->{$callback[0]}->{$callback[1]}($newValue, $this);
                } catch (Exception $e) {
                    $widget->addError($e->getMessage());
                    $this->blnSubmitInput = false;

                    return $value;
                }
            }
        }

        return $newValue;
    }
Handle the onsave_callback for a widget.

@param array  $field  The field DCA.

@param Widget $widget The widget to validate.

@param mixed  $value  The value.

@return mixed