/**
* Carries out the specified action
*/
function render()
{
// prepare a few parameters
$categories = new ArticleCategories();
$blogSettings = $this->_blogInfo->getSettings();
$categoriesOrder = $blogSettings->getValue("categories_order");
// get the page too
$this->_page = $this->getCurrentPageFromRequest();
// retrieve the categories in an paged fashion
$totalCategories = $categories->getBlogNumCategories($this->_blogInfo->getId(), true);
$blogCategories = $categories->getBlogCategoriesAdmin($this->_blogInfo->getId(), false, $categoriesOrder, $this->_page, DEFAULT_ITEMS_PER_PAGE);
if (!$blogCategories) {
$blogCategories = array();
}
// throw the even in case somebody's waiting for it!
$this->notifyEvent(EVENT_CATEGORIES_LOADED, array("categories" => &$blogCategories));
$this->setValue("categories", $blogCategories);
// the pager that will be used
$pager = new Pager("?op=editArticleCategories&page=", $this->_page, $totalCategories, DEFAULT_ITEMS_PER_PAGE);
$this->setValue("pager", $pager);
parent::render();
}