/**
* Overriden method, to add indentation to the list of categories
*
*/
public function onJosettaLoadItems($context, $state)
{
if ((!empty($context) && ($context != $this->_context)))
{
return null;
}
// read data. Can't use parent, as this would slice the results
// using limitstart and limit. K2 needs to slice later on,
// after indenting has been done
$items = array();
$db = JFactory::getDbo();
$this->_buildItemsListQuery($state);
$db->setQuery($this->_query);
$rawItems = $db->loadObjectList();
// Check for a database error.
if ($db->getErrorNum())
{
ShlSystem_Log::logError(__METHOD__.': '.$db->getErrorMsg());
$rawItems = array();
}
// now indent
if (!empty($rawItems))
{
// Joomla! framework menu utility used to indent
// requires fields as parent_id instead of parent
foreach ($rawItems as &$item)
{
$item->title = $item->name;
$item->parent_id = $item->parent;
}
// indent cat list, for easier reading
$items = self::indentCategories($rawItems);
foreach ($items as &$item)
{
$item->name = JString::str_ireplace('<sup>|_</sup>', '', $item->treename);
}
// finally slice up to get the set we need
$items = array_slice($items, $state->get('list.start'), $state->get('list.limit'));
}
return $items;
}
