Method getActionsFromData

/**
 * Method to return a list of actions from a string or from an xml for which permissions can be set.
 *
 * @param   string|\SimpleXMLElement  $data   The XML string or an XML element.
 * @param   string                    $xpath  An optional xpath to search for the fields.
 *
 * @return  boolean|array   False if case of error or the list of actions available.
 *
 * @since   3.0.0
 */
public static function getActionsFromData($data, $xpath = "/access/section[@name='component']/")
{
    // If the data to load isn't already an XML element or string return false.
    if (!$data instanceof \SimpleXMLElement && !\is_string($data)) {
        return false;
    }
    // Attempt to load the XML if a string.
    if (\is_string($data)) {
        try {
            $data = new \SimpleXMLElement($data);
        } catch (\Exception $e) {
            return false;
        }
        // Make sure the XML loaded correctly.
        if (!$data) {
            return false;
        }
    }
    // Initialise the actions array
    $actions = array();
    // Get the elements from the xpath
    $elements = $data->xpath($xpath . 'action[@name][@title]');
    // If there some elements, analyse them
    if (!empty($elements)) {
        foreach ($elements as $element) {
            // Add the action to the actions array
            $action = array('name' => (string) $element['name'], 'title' => (string) $element['title']);
            if (isset($element['description'])) {
                $action['description'] = (string) $element['description'];
            }
            $actions[] = (object) $action;
        }
    }
    // Finally return the actions array
    return $actions;
}