4 require_once dirname(__FILE__) . '/action.php';
20     // this holds the renderer of the specific action
22     // this holds the handler of the specific action
37     // create an object and check if it responds to the correct action
38     private static function create($class, $action) {  argument
40         return ($handler->action() != $action) ? NULL : $handler;
55 	// can handle the action, and is not extended
56 	private function unique($classes, $action) {  argument
59 			$new = $this->create($class, $action);
64 			if ($new && $new->action() == $action) {
75 	 * perform the action
76 	 * the action name must be plugin_name.action_name.
79 	 * @param string $action the action to be peformed;
80 	 * @return bool whether the action has been performed (regardless of being successful).
82 	public function act(&$action) {  argument
83 		// some times the action is an array
84 		if (is_array($action))
85 			list($action) = array_keys($action);
92 		$components = explode('.', $action);
95 		$action = implode('.', $components);
97 		$this->load($path, $action);
99 		$this->handler = $this->unique($this->handlers, $action);
100 		$this->renderer = $this->unique($this->renderers, $action);
102         // check if the action is disabled
103         if (!actionOK($action)) {
104             msg('action disabled: ' . htmlspecialchars($action), -1);
105             $action = 'show';
106             return self::act($action);
109         // check if we can handle the action
115             $action = 'denied';
116             return $this->act($action);
119         // handle the action
121         // handle the next action
122         if ($new_action && $new_action !== $action) {
123         	$action = $new_action;
124             return $this->act($action);
131      * Doku_Action public interface to render the result of an action
133      * @param type $action the action to display
136     public function render($action) {  argument
138 		if (is_array($action)) {
140 			foreach ($action as $act => $x)