/**
* Returns a list of available action drivers.
*
* @return array An array of available drivers.
*/
public static function getDrivers()
{
static $drivers = array();
if (!empty($drivers)) {
return $drivers;
}
$driver_path = __DIR__ . '/Action/';
$drivers = array();
if ($driver_dir = opendir($driver_path)) {
while (false !== ($file = readdir($driver_dir))) {
/* Hide dot files and non .php files. */
if (substr($file, 0, 1) != '.' && substr($file, -4) == '.php') {
$driver = substr($file, 0, -4);
$driver_info = Ulaform::getActionInfo($driver);
$drivers[$driver] = $driver_info['name'];
}
}
closedir($driver_dir);
}
return $drivers;
}
/* Check if a form is being edited. */
if ($form_id && !$formname) {
$vars = new Horde_Variables($ulaform_driver->getForm($form_id));
}
/* Get the form action var, whether from edit or new. */
$form_action = $vars->get('form_action');
/* Get details for this action. */
$actions = Ulaform_Action::getDrivers();
/* Check if user changed action. */
if ($form_action != $old_form_action && $formname) {
$changed_action = true;
$notification->push(_("Changed action driver."), 'horde.message');
}
/* Selected a action so get the info and parameters for this action. */
if ($form_action) {
$action_info = Ulaform::getActionInfo($form_action);
$action_params = Ulaform::getActionParams($form_action);
}
/* Set up the form. */
$form = new Horde_Form($vars, _("Form Details"));
$form->setButtons(empty($form_id) ? _("Create") : _("Modify"), true);
$form->addHidden('', 'form_id', 'int', false);
$form->addHidden('', 'old_form_action', 'text', false);
$form->addVariable(_("Name"), 'form_name', 'text', true);
/* Selectable action drivers and update form based on selection. */
$v = $form->addVariable(_("Action"), 'form_action', 'enum', true, false, null, array(array('' => _("-- select --")) + $actions));
$v->setAction(Horde_Form_Action::factory('submit'));
$v->setHelp('form-action');
if (!empty($action_params)) {
foreach ($action_params as $id => $param) {
$param['required'] = isset($param['required']) ? $param['required'] : true;
