1: <?php
 2: 
 3: App::uses('Plugin', 'PluginManager.Lib');
 4: 
 5: class PluginManager {
 6: 
 7:     private static $plugins = array();
 8: 
 9:     public static function init($pluginName, $dependencies = array()) {
10:         self::$plugins[$pluginName] = new Plugin($pluginName, $dependencies);
11:         self::$plugins[$pluginName]->load();
12:     }
13: 
14:     public static function plugin($name) {
15:         if (empty(self::$plugins[$name])) {
16:             self::init($name, array());
17:         }
18: 
19:         return self::$plugins[$name];
20:     }
21: 
22:     public static function inTree($pluginName = 'app') {
23:         foreach (self::plugin($pluginName)->dependencies() as $dependency) {
24:             foreach (self::inTree($dependency) as $subDependency) {
25:                 $plugins[$subDependency] = true;
26:             }
27:         }
28:         $plugins[$pluginName] = true;
29:         return array_keys($plugins);
30:     }
31: 
32:     public static function notInTree($pluginName = 'app') {
33:         $plugins = array();
34:         foreach (CakePlugin::loaded() as $plugin) {
35:             $plugins[$plugin] = true;
36:         }                
37:         
38:         foreach (self::inTree($pluginName) as $plugin) {
39:             unset($plugins[$plugin]);            
40:         }
41:         return array_keys($plugins);
42:     }
43: 
44: }
45: