PHP ilECSCmsData::treeExists示例

 /**
  * Read trees from ecs
  *
  * @throws ilECSConnectorException
  */
 public function read()
 {
     $GLOBALS['ilLog']->write(__METHOD__ . ': Begin read');
     try {
         include_once './Services/WebServices/ECS/classes/Tree/class.ilECSDirectoryTreeConnector.php';
         $dir_reader = new ilECSDirectoryTreeConnector(ilECSSetting::getInstanceByServerId($this->server_id));
         $trees = $dir_reader->getDirectoryTrees();
         $GLOBALS['ilLog']->write(__METHOD__ . ' ' . print_r($trees, true));
         if ($trees instanceof ilECSUriList) {
             foreach ((array) $trees->getLinkIds() as $tree_id) {
                 include_once './Services/WebServices/ECS/classes/Tree/class.ilECSCmsData.php';
                 include_once './Services/WebServices/ECS/classes/Tree/class.ilECSCmsTree.php';
                 if (!ilECSCmsData::treeExists($this->server_id, $this->mid, $tree_id)) {
                     $result = $dir_reader->getDirectoryTree($tree_id);
                     $this->storeTree($tree_id, $result->getResult());
                 }
             }
         }
     } catch (ilECSConnectorException $e) {
         throw $e;
     }
 }