/**
* REQUIRED! This is where you prepare your data for display. This method will
* usually be used to query the database, sort and filter the data, and generally
* get it ready to be displayed. At a minimum, we should set $this->items and
* $this->set_pagination_args(), although the following properties and methods
* are frequently interacted with here...
*
* @uses $this->_column_headers
* @uses $this->items
* @uses $this->get_columns()
* @uses $this->get_sortable_columns()
* @uses $this->get_pagenum()
* @uses $this->set_pagination_args()
*/
public function prepare_items()
{
// The the 3 types of columns
$this->_column_headers = array($this->get_columns(), $this->get_hidden_columns(), $this->get_sortable_columns());
// Process the current bulk action, if enabled
if ($this->definition->enableBulkActions() && $this->getCurrentBulkAction()) {
$this->definition->processBulkAction($this->getCurrentBulkAction());
}
// Calculate the total number of items
$total_items = count($this->definition->getItems());
// Determine how many items to show on a page
$per_page = $this->definition->itemsPerPage();
// Calculate the total number of pages
$total_pages = ceil($total_items / $per_page);
// Set the current page items
$this->items = $this->definition->getPagedItems($this->getCurrentPageNum());
// Set the pagination arguments
$this->set_pagination_args(compact('total_items', 'per_page', 'total_pages'));
}
