1 <?php
 2 /**
 3  * Represents a set of widgets shown on a page.
 4  * @package sapphire
 5  * @subpackage widgets
 6  */
 7 class WidgetArea extends DataObject {
 8     
 9     static $db = array();
10     
11     static $has_one = array();
12     
13     static $has_many = array(
14         "Widgets" => "Widget"
15     );
16     
17     static $many_many = array();
18     
19     static $belongs_many_many = array();
20     
21     public $template = __CLASS__;
22     
23     /**
24      * Used in template instead of {@link Widgets()}
25      * to wrap each widget in its controller, making
26      * it easier to access and process form logic
27      * and actions stored in {@link Widget_Controller}.
28      * 
29      * @return DataObjectSet Collection of {@link Widget_Controller}
30      */
31     function WidgetControllers() {
32         $controllers = new DataObjectSet();
33 
34         foreach($this->ItemsToRender() as $widget) {
35             // find controller
36             $controllerClass = '';
37             foreach(array_reverse(ClassInfo::ancestry($widget->class)) as $widgetClass) {
38                 $controllerClass = "{$widgetClass}_Controller";
39                 if(class_exists($controllerClass)) break;
40             }
41             $controller = new $controllerClass($widget);
42             $controller->init();
43             $controllers->push($controller);
44         }
45 
46         return $controllers;
47     }
48     
49     function Items() {
50         return $this->getComponents('Widgets');
51     }
52     
53     function ItemsToRender() {
54         return $this->getComponents('Widgets', "\"Widget\".\"Enabled\" = 1");
55     }
56     
57     function forTemplate() {
58         return $this->renderWith($this->template); 
59     }
60     
61     function setTemplate($template) {
62         $this->template = $template;
63     }
64     
65     function onBeforeDelete() {
66         parent::onBeforeDelete();
67         foreach($this->Widgets() as $widget) {
68             $widget->delete();
69         }
70     }
71 }
72 
73 ?>