/**
* Do the real exporting
*
* @return string The JSON dump of the items and categories
*
* @throws AppExporterException
*
* @since 2.0
*/
public function export()
{
if (!($this->_application = $this->app->zoo->getApplication())) {
throw new AppExporterException('No application selected.');
}
// export frontpage
$frontpage = $this->app->object->create('Category');
$frontpage->name = 'Root';
$frontpage->alias = '_root';
$frontpage->description = $this->_application->description;
// export categories
$this->_categories = $this->_application->getCategories();
$this->_categories[0] = $frontpage;
foreach ($this->_categories as $category) {
$this->_addZooCategory($category);
}
// export items
$this->_comment_table = $this->app->table->comment;
$item_table = $this->app->table->item;
foreach ($this->_application->getTypes() as $type) {
foreach ($item_table->getByType($type->id, $this->_application->id) as $key => $item) {
$this->_addZooItem($item, $type);
$item_table->unsetObject($key);
}
}
return parent::export();
}
