| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | use Elastica\Query; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | use Elastica\Query\Match; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use SilverStripe\Elastica\ElasticaService; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use SilverStripe\Elastica\ResultList; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * Lists and searches add-ons. | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 10 |  |  |  */ | 
            
                                                                        
                            
            
                                    
            
            
                | 11 |  |  | class AddonsController extends SiteController | 
            
                                                                        
                            
            
                                    
            
            
                | 12 |  |  | { | 
            
                                                                        
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 14 |  |  |     public static $url_handlers = array( | 
            
                                                                        
                            
            
                                    
            
            
                | 15 |  |  |         'rss'             => 'rss', | 
            
                                                                        
                            
            
                                    
            
            
                | 16 |  |  |         '$Vendor!/$Name!' => 'addon', | 
            
                                                                        
                            
            
                                    
            
            
                | 17 |  |  |         '$Vendor!'        => 'vendor', | 
            
                                                                        
                            
            
                                    
            
            
                | 18 |  |  |     ); | 
            
                                                                        
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 20 |  |  |     public static $allowed_actions = array( | 
            
                                                                        
                            
            
                                    
            
            
                | 21 |  |  |         'index', | 
            
                                                                        
                            
            
                                    
            
            
                | 22 |  |  |         'addon', | 
            
                                                                        
                            
            
                                    
            
            
                | 23 |  |  |         'vendor', | 
            
                                                                        
                            
            
                                    
            
            
                | 24 |  |  |         'rss', | 
            
                                                                        
                            
            
                                    
            
            
                | 25 |  |  |     ); | 
            
                                                                        
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 27 |  |  |     public static $dependencies = array( | 
            
                                                                        
                            
            
                                    
            
            
                | 28 |  |  |         'ElasticaService' => '%$ElasticaService' | 
            
                                                                        
                            
            
                                    
            
            
                | 29 |  |  |     ); | 
            
                                                                        
                            
            
                                    
            
            
                | 30 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 31 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 32 |  |  |      * @var \SilverStripe\Elastica\ElasticaService | 
            
                                                                        
                            
            
                                    
            
            
                | 33 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  |     private $elastica; | 
            
                                                                        
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     public function index() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         return $this->renderWith(array('Addons', 'Page')); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 39 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     public function setElasticaService(ElasticaService $elastica) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         $this->elastica = $elastica; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 44 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     public function addon($request) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         $vendor = $request->param('Vendor'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         $name = $request->param('Name'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         $addon = Addon::get()->filter('Name', "$vendor/$name")->first(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         if (!$addon) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |             $this->httpError(404); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         return new AddonController($this, $addon); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 57 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     public function vendor($request) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         $name = $request->param('Vendor'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         $vendor = AddonVendor::get()->filter('Name', $name)->first(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         if (!$vendor) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |             $this->httpError(404); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         return new VendorController($this, $vendor); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 69 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     public function Title() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         return 'Add-ons'; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 74 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     public function Link($slug = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         if ($slug) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |             return Controller::join_links(Director::baseURL(), 'add-ons', $slug); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             return Controller::join_links(Director::baseURL(), 'add-ons'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |         } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 83 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 84 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     public function ListView() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         $view = $this->request->getVar('view'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |         if ($view) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |             return $view; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |             return 'list'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 93 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     public function Addons() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         $list = Addon::get(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         $search = $this->request->getVar('search'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         $type = $this->request->getVar('type'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |         $compat = $this->request->getVar('compatibility'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         $tags = $this->request->getVar('tags'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |         $sort = $this->request->getVar('sort'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |         if (!in_array($sort, array('name', 'downloads', 'newest', 'relative'))) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |             $sort = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |         // Proxy out a search to elastic if any parameters are set. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         if ($search || $type || $compat || $tags) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |             $bool = new Query\BoolQuery(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |             $query = new Query(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |             $query->setQuery($bool); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |             $query->setSize(count($list)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |             if ($search) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |                 $match = new Match(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |                 $match->setField('_all', $search); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |                 $bool->addMust($match); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |             if ($type) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |                 $bool->addMust(new Query\Term(array('type' => $type))); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |             if ($compat) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |                 $bool->addMust(new Query\Terms('compatibility', (array)$compat)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |             if ($tags) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |                 $bool->addMust(new Query\Terms('tag', (array)$tags)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |             $list = new ResultList($this->elastica->getIndex(), $query); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |             if ($sort) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |                 $ids = $list->column('ID'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |                 if ($ids) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 144 |  |  |                     $list = Addon::get()->byIDs($ids); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |                 } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |                     $list = new ArrayList(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |             } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |                 $list = $list->toArrayList(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |             if (!$sort) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |                 $sort = 'relative'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |         switch ($sort) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |             case 'name': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |                 $list = $list->sort('Name'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |             case 'newest': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |                 $list = $list->sort('Released', 'DESC'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |             case 'downloads': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |                 $list = $list->sort('Downloads', 'DESC'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |             case 'relative': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |                 if (!$list instanceof ArrayList) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |                     /** @var ArrayList|Addon[] $unsorted */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |                     $unsorted = ArrayList::create($list->toArray()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |                 } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |                     $unsorted = $list; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |                 foreach ($unsorted as $item) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |                     $item->Score = $item->relativePopularityFormatted() . ' per day'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |                 $list = $unsorted->sort('relativePopularity DESC'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |             default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |                 $list = $list->sort('Downloads', 'DESC'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |         $list = new PaginatedList($list, $this->request); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |         $list->setPageLength(16); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |         return $list; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 187 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 188 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |     public function AddonsSearchForm() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |         $form = new Form( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |             $this, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |             'AddonsSearchForm', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |             new FieldList(array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |                 TextField::create('search', 'Search for') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |                     ->setValue($this->request->getVar('search')) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |                     ->addExtraClass('input-block-level'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |                 DropdownField::create('sort', 'Sort by') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |                     ->setSource(array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |                         'name'      => 'Name', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |                         'downloads' => 'Most downloaded', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |                         'relative'  => 'Average downloads per day', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |                         'newest'    => 'Newest' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |                     )) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |                     ->setEmptyString('Best match') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |                     ->setValue($this->request->getVar('sort')) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |                     ->addExtraClass('input-block-level'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |                 DropdownField::create('type', 'Add-on type') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |                     ->setSource(array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |                         'module' => 'Modules', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |                         'theme'  => 'Themes' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |                     )) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |                     ->setEmptyString('Modules and themes') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |                     ->setValue($this->request->getVar('type')) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |                     ->addExtraClass('input-block-level'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |                 CheckboxSetField::create('compatibility', 'Compatible SilverStripe versions') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |                     ->setSource(SilverStripeVersion::get()->map('Name', 'Name')) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |                     ->setValue($this->request->getVar('compatibility')) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |                     ->setTemplate('AddonsSearchCheckboxSetField') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |             )), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |             new FieldList() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |         return $form | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |             ->setFormMethod('GET') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |             ->setFormAction($this->Link()); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 227 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 228 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |     public function rss($request, $limit = 10) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |         $addons = Addon::get() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |             ->sort('Released', 'DESC') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |             ->limit($limit); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |         $rss = new RSSFeed( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |             $addons, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |             $this->Link(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |             "Newest addons on addons.silverstripe.org", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |             null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |             'RSSTitle' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |         return $rss->outputToBrowser(); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 244 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 245 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 246 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 247 |  |  |  | 
            
                        
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.