/**
* Hooked perform method in order to inject body element id creation.
*
* In order to avoid clashes, these body element id will be joined
* with a minus sign. Otherwise the controller "x" with action
* "y_z" would be given the same id as the controller "x/y" with
* the action "z", namely "x_y_z". With the minus sign this will
* result in the ids "x-y_z" and "x_y-z".
*
* Plugins will always have a leading 'plugin-' and the decamelized
* plugin name in front of the id.
*
* @param String $unconsumed_path Path segment containing action and
* optionally arguments or format
* @return Trails_Response from parent controller
*/
public function perform($unconsumed_path)
{
// Extract action from unconsumed path segment
list($action) = $this->extract_action_and_args($unconsumed_path);
// Extract decamelized controller name from class name
$controller = preg_replace('/Controller$/', '', get_class($this));
$controller = Trails_Inflector::underscore($controller);
// Build main parts of the body element id
$body_id_parts = explode('/', $controller);
$body_id_parts[] = $action;
// If the controller is from a plugin, Inject plugin identifier
// and name of plugin
if (basename($this->dispatcher->trails_uri, '.php') === 'plugins') {
$plugin = basename($this->dispatcher->trails_root);
$plugin = Trails_Inflector::underscore($plugin);
array_unshift($body_id_parts, $plugin);
array_unshift($body_id_parts, 'plugin');
}
// Create and set body element id
$body_id = implode('-', $body_id_parts);
PageLayout::setBodyElementId($body_id);
return parent::perform($unconsumed_path);
}
