public function execute(HTTPRequestCustom $request)
 {
     $module_id = $request->get_getstring('module_id', '');
     if (empty($module_id)) {
         AppContext::get_response()->redirect(Environment::get_home_page());
     }
     $this->init();
     $module_category_id = $request->get_getint('module_category_id', 0);
     $feed_name = $request->get_getstring('feed_name', Feed::DEFAULT_FEED_NAME);
     $feed = new ATOM($module_id, $feed_name, $module_category_id);
     if ($feed !== null && $feed->is_in_cache()) {
         $this->tpl->put('SYNDICATION', $feed->read());
     } else {
         $eps = AppContext::get_extension_provider_service();
         if ($eps->provider_exists($module_id, FeedProvider::EXTENSION_POINT)) {
             $provider = $eps->get_provider($module_id);
             $feeds = $provider->feeds();
             $data = $feeds->get_feed_data_struct($module_category_id, $feed_name);
             if ($data === null) {
                 AppContext::get_response()->set_header('content-type', 'text/html');
                 DispatchManager::redirect(PHPBoostErrors::unexisting_element());
             } else {
                 $feed->load_data($data);
                 $feed->cache();
                 $this->tpl->put('SYNDICATION', $feed->export());
             }
         } else {
             DispatchManager::redirect(PHPBoostErrors::module_not_installed());
         }
     }
     return $this->build_response($this->tpl);
 }
 function remove($id = null)
 {
     // attachment & category is own your risk!
     global $database;
     $gCacheStorage = globalCacheStorage::getInstance();
     $this->init();
     if (!empty($id)) {
         $this->id = $id;
     }
     // step 0. Get Information
     if (!isset($this->id) || !Validator::number($this->id, 1)) {
         return $this->_error('id');
     }
     if (!($query = $this->_buildQuery())) {
         return false;
     }
     if (!($entry = $query->getRow('category, visibility'))) {
         return $this->_error('id');
     }
     // step 1. Check Syndication
     if ($entry['visibility'] == 3) {
         Utils_Syndication::leave($this->getLink());
     }
     CacheControl::flushEntry($this->id);
     CacheControl::flushDBCache('entry');
     CacheControl::flushDBCache('comment');
     CacheControl::flushDBCache('trackback');
     $gCacheStorage->purge();
     // step 2. Delete Entry
     $sql = "DELETE FROM " . $database['prefix'] . "Entries WHERE blogid = " . $this->blogid . " AND id = " . $this->id;
     if (POD::queryCount($sql)) {
         // step 3. Delete Comment
         POD::execute("DELETE FROM {$database['prefix']}Comments WHERE blogid = " . $this->blogid . " AND entry = " . $this->id);
         // step 4. Delete Trackback
         POD::execute("DELETE FROM {$database['prefix']}RemoteResponses WHERE blogid = " . $this->blogid . " AND entry = " . $this->id);
         // step 5. Delete Trackback Logs
         POD::execute("DELETE FROM {$database['prefix']}RemoteResponseLogs WHERE blogid = " . $this->blogid . " AND entry = " . $this->id);
         // step 6. update Category
         if (isset($entry['category'])) {
             $target = ($parentCategory = Category::getParent($entry['category'])) ? '(id = ' . $entry['category'] . ' OR id = ' . $parentCategory . ')' : 'id = ' . $entry['category'];
             if (isset($entry['visibility']) && $entry['visibility'] != 1) {
                 POD::query("UPDATE {$database['prefix']}Categories SET entries = entries - 1, entriesinlogin = entriesinlogin - 1 WHERE blogid = " . $this->blogid . " AND " . $target);
             } else {
                 POD::query("UPDATE {$database['prefix']}Categories SET entriesinlogin = entriesinlogin - 1 WHERE blogid = " . $this->blogid . " AND " . $target);
             }
         }
         // step 7. Delete Attachment
         $attachNames = POD::queryColumn("SELECT name FROM {$database['prefix']}Attachments\n\t\t\t\tWHERE blogid = " . getBlogId() . " AND parent = " . $this->id);
         if (POD::execute("DELETE FROM {$database['prefix']}Attachments WHERE blogid = " . getBlogId() . " AND parent = " . $this->id)) {
             foreach ($attachNames as $attachName) {
                 if (file_exists(__TEXTCUBE_ATTACH_DIR__ . "/" . getBlogId() . "/{$attachName}")) {
                     @unlink(__TEXTCUBE_ATTACH_DIR__ . "/" . getBlogId() . "/{$attachName}");
                 }
             }
         }
         // step 8. Delete Tags
         $this->deleteTags();
         // step 9. Clear RSS
         RSS::refresh();
         ATOM::refresh();
         return true;
     }
     return false;
 }