1 <?php
 2 /**
 3  * Виджет "Фотогалеря"
 4  * Позволяет разместить в боковой колонке фото из выбранной фотогалереи
 5  *
 6  * @package widgets
 7  * @author  menedem
 8  */
 9 class PhotoGalleryWidget extends SidebarWidget {   
10     
11     static $has_one = array(
12         'Holder' => 'PhotoGalleryPage'
13     );
14     
15     public $needObjects = array(
16         'PhotoGalleryPage' => 'Page'
17     );
18     
19     function getCMSFields() {
20         if (!$this->canCreate()) {
21             return $this->getFailCMSFields();
22         }
23 
24         $fields = parent::getCMSFields();
25         $holders = DataObject::get('PhotoGalleryPage');
26         if ($holders) {
27             $holders = $holders->map();
28         } else {
29             $holders = array();
30         }
31         $fields->replaceField('HolderID', new DropdownField('HolderID', $this->fieldLabel('Holder'), $holders, "", null, _t('Widgets.All', 'All')));
32 
33         return $fields;
34     }
35 
36     function Photos() {
37         if ($this->HolderID && $this->Holder()) {
38             $holder = $this->Holder();
39         } else {
40             $holder = DataObject::get_one('PhotoGalleryPage');
41         }
42         if ($holder) {
43             return PhotoAlbumPage::get_photos(1, $holder->ID);
44         }
45         return false;
46     }
47     
48     function hasContent() {
49         if ($this->Photos()) {
50             return true;
51         }
52         return false;
53     }
54     
55     function getMoreLink() {
56         if ($this->HolderID && $this->Holder()) {
57             return $this->Holder()->Link();
58         }
59         if ($photos = $this->Photos()) {
60             return $photos->First()->Album()->Link();
61         }
62         return false;
63     }
64 }
65 
66