1 <?php
 2 // редиректы со старых страниц на новые
 3 class RedirectEntry extends DataObject {
 4     static $db = array(
 5         'OldURL' => 'Varchar(255)',
 6         'NewURL' => 'Varchar(255)',
 7     );
 8     
 9     static $summary_fields = array('ID', 'OldURL', 'NewURL');
10     
11     static $searchable_fields = array('OldURL', 'NewURL');
12 
13 /*
14     static $indexes = array(
15         'OldURL' => true,
16     );
17 */
18     
19     static function clear_url($url) {
20         if (substr($url, 0, 1) == '/') {
21             $url = substr($url, 1);
22         }       
23         if (substr($url, -1, 1) == '/') {
24             $url = substr($url, 0, -1);
25         }
26         $p = strpos($url, '?');
27         if ($p !== false) {
28             $url = substr($url, 0, $p+1);
29         }
30         $url = preg_replace('!/index$!', '', $url);
31         return $url;
32     }
33 
34     function validate() {
35         $this->OldURL = self::clear_url($this->OldURL);
36         
37         if ($this->ID) {
38             if (!$this->OldURL || !$this->NewURL) {
39                 return new ValidationResult(false, 'Both URLs must be set');
40             }
41             $other = DataObject::get_one('RedirectEntry', "OldURL = '{$this->OldURL}' and ID != {$this->ID}");
42             if ($other) {
43                 return new ValidationResult(false, 'OldURL already used');
44             }
45         }
46 
47         return parent::validate();
48     }
49     
50     function onBeforeWrite() {
51         parent::onBeforeWrite();
52 
53         if (substr($this->NewURL, 0, 1) == '/') {
54             $this->NewURL = substr($this->NewURL, 1);
55         }
56         $this->OldURL = self::clear_url($this->OldURL);
57     }
58 }
59 
60 class RedirectEntry_Admin extends ModelAdmin {
61     static $url_segment = 'redirect';
62     static $menu_title = 'Редиректы';
63     static $managed_models = 'RedirectEntry';
64 
65 }