1 <?php
 2 // Виджет СпецКаталог - типа  "Новинки товаров"; "Лидеры продаж"; "Спецпредложения"
 3 class SpecialCatalogSidebarWidget extends SidebarWidget {
 4     static $db = array( 
 5         'ProductCount' => 'Int'
 6     );
 7     
 8     static $has_one = array(    
 9         'Holder' => 'SpecialCatalog'
10     );
11     
12     static $defaults = array(   
13         'ProductCount' => 2
14     );
15     
16     public $needObjects = array(
17         'SpecialCatalog' => 'Page'
18     );
19     
20     function getCMSFields() {
21         if (!$this->canCreate()) {
22             return $this->getFailCMSFields();
23         }
24 
25         $fields = parent::getCMSFields();
26         $holders = DataObject::get('SpecialCatalog');
27         if ($holders) {
28             $holders = $holders->map();
29         } else {
30             $holders = array();
31         }
32 
33         $fields->replaceField('HolderID', new DropdownField('HolderID', $this->fieldLabel('Holder'), $holders));
34         return $fields;
35     }
36 
37     function Products() {
38         if ($this->HolderID && $this->Holder()) {
39             $holder = $this->Holder();
40             return $holder->LinkedProducts(null, 'RAND()', null, $this->ProductCount);
41         }
42         return false;
43     }
44     
45     function hasContent() {
46         if ($this->Products()) {
47             return true;
48         }
49         return false;
50     }
51     
52     function getMoreLink() {
53         if ($this->HolderID && $this->Holder()) {
54             return $this->Holder()->Link();
55         }
56         return false;
57     }
58 }
59 
60