protected function load()
{
if (!$this->loaded) {
$this->loaded = true;
$eventDispatcher = $this->factory->getEventDispatcher();
$eventName = $this->factory->getCollectItemsEventName();
$event = new CollectItemsEvent($this->factory, $this);
$eventDispatcher->dispatch($eventName, $event);
}
}
protected function compile()
{
// create local event dispatcher and provider
$eventDispatcher = new EventDispatcher();
$eventDispatcher->addSubscriber(new ArticleProvider());
$eventDispatcher->addSubscriber(new ContentProvider());
// create the event driven menu
$eventDrivenItemFactory = new EventDrivenItemFactory($eventDispatcher, XNavigationEvents::CREATE_ITEM, XNavigationEvents::COLLECT_ITEMS);
$item = new Item();
$items = $item->getChildren();
if ($this->toc_source == 'sections') {
global $objPage;
$sections = deserialize($this->toc_sections, true);
$where = array();
$where[] = '(' . implode(' OR ', array_fill(0, count($sections), 'inColumn=?')) . ')';
$where[] = 'pid=?';
$args = array_merge($sections, array($objPage->id), $sections);
$order = 'FIELD(tl_article.inColumn,' . implode(',', array_fill(0, count($sections), '?')) . ')';
$articles = \ArticleModel::findBy($where, $args, array('order' => $order));
if ($articles) {
foreach ($articles as $article) {
/** @var \ArticleModel $article */
$item = $eventDrivenItemFactory->createItem('article', $article->id);
if ($this->toc_include_articles) {
$items->add($item);
} else {
$items->addAll($item->getChildren()->toArray());
}
}
}
}
if ($this->toc_source == 'articles') {
$articleIds = deserialize($this->toc_articles, true);
foreach ($articleIds as $articleId) {
$item = $eventDrivenItemFactory->createItem('article', $articleId);
if ($this->toc_include_articles) {
$items->add($item);
} else {
$items->addAll($item->getChildren()->toArray());
}
}
}
$this->Template->xnav_template = $this->xnavigation_template;
$this->Template->items = $items;
$this->Template->item_condition = $this->createItemCondition();
$this->Template->link_condition = $this->createLinkCondition();
}
/**
* Create the root item and items collection and assign to the template.
*
* @param MenuModel $menu
* @param string $rootType
* @param string $rootName
*/
protected function createItems(MenuModel $menu, $rootType, $rootName)
{
$providerFactory = new ProviderFactory();
// create local event dispatcher and provider
$eventDispatcher = $this->createLocalEventDispatcher($menu, $providerFactory);
// create the event driven menu
$eventDrivenItemFactory = new EventDrivenItemFactory($eventDispatcher, XNavigationEvents::CREATE_ITEM, XNavigationEvents::COLLECT_ITEMS);
// create the root item
$item = $eventDrivenItemFactory->createItem($rootType, $rootName);
// create the items collection
if ($menu->include_root) {
$collection = new ItemCollection();
$collection->add($item);
} else {
$collection = $item->getChildren();
}
$this->Template->item = $item;
$this->Template->items = $collection;
}
